/* roulang page: index */
:root{
  --bg:#F6F3EC;
  --surface:#FFFDF8;
  --brand:#1F463D;
  --brand-deep:#0C2823;
  --brand-soft:#E5ECE6;
  --accent:#C19B6C;
  --accent-hover:#D4B082;
  --ink:#17201D;
  --muted:#66736E;
  --line:rgba(23,32,29,.12);
  --line-light:rgba(255,255,255,.18);
  --error:#A64E42;
  --radius:6px;
  --radius-lg:10px;
  --shadow:0 10px 30px rgba(12,40,35,.06);
  --container:1280px;
  --space:clamp(72px,10vw,128px);
  --font-cn:"PingFang SC","Hiragino Sans GB","Source Han Sans SC","Microsoft YaHei",sans-serif;
  --font-num:Inter, "SF Pro Display", "Helvetica Neue", var(--font-cn);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
.container{width:min(var(--container),100% - 48px);margin-inline:auto}
.section{padding-block:var(--space);position:relative}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:clamp(30px,4vw,48px)}
.section-head .eyebrow{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);font-weight:600;margin-bottom:8px}
.section-head h2{font-size:clamp(1.8rem,3vw,2.6rem);font-weight:650;line-height:1.25;letter-spacing:-.02em;color:var(--brand-deep)}
.section-head p.section-desc{max-width:560px;color:var(--muted);font-size:15px;margin-top:10px}
.section-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);white-space:nowrap;border-bottom:1px solid rgba(31,70,61,.3);padding-bottom:3px;transition:all .25s}
.section-link:hover{color:var(--accent);border-color:var(--accent);gap:10px}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;border-radius:6px;cursor:pointer;
  font-weight:600;font-size:15px;line-height:1;padding:15px 28px;
  transition:all .25s ease;white-space:nowrap;
}
.btn--accent{background:var(--accent);color:var(--brand-deep)}
.btn--accent:hover{background:var(--accent-hover);transform:translateY(-2px)}
.btn--ghost{background:rgba(255,255,255,.06);border-color:var(--line-light);color:#fff;backdrop-filter:blur(4px)}
.btn--ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.btn--dark{background:var(--brand-deep);color:#fff}
.btn--dark:hover{background:var(--brand)}
.btn--sm{padding:10px 18px;font-size:13px;border-radius:5px}
.btn--lg{padding:17px 36px;font-size:16px}
.btn--block{width:auto;min-width:180px}

/* badge & label */
.badge{
  display:inline-block;padding:4px 12px;border:1px solid rgba(31,70,61,.26);
  border-radius:4px;font-size:12px;font-weight:600;color:var(--brand);background:rgba(255,255,255,.6);
  letter-spacing:.04em;
}
.badge--light{border-color:rgba(255,255,255,.4);color:#eaf1ea;background:rgba(255,255,255,.08)}

/* header */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(12,40,35,.48);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(255,255,255,.12);
  transition:background .35s,border-color .35s,box-shadow .35s;
}
.site-header.scrolled{
  background:rgba(250,247,241,.92);
  -webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);
  border-bottom-color:rgba(23,32,29,.06);
  box-shadow:0 6px 24px rgba(23,32,29,.06);
}
.header__inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px}
.brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:700;letter-spacing:.01em;color:#fff;transition:color .3s}
.brand-dot{width:30px;height:30px;border-radius:7px;background:var(--accent);display:flex;align-items:center;justify-content:center;color:var(--brand-deep);font-size:15px;font-weight:800}
.site-header.scrolled .brand{color:var(--brand-deep)}
.main-nav ul{display:flex;align-items:center;list-style:none;gap:4px}
.main-nav a{
  display:inline-block;padding:8px 14px;border-radius:5px;color:rgba(255,255,255,.92);
  font-size:14.5px;font-weight:500;position:relative;transition:color .25s;
}
.main-nav a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;border-radius:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .3s;
}
.main-nav a:hover::after,
.main-nav a.active::after{transform:scaleX(1)}
.main-nav a.active{color:var(--accent-hover)}
.main-nav a:hover{color:var(--accent-hover)}
.site-header.scrolled .main-nav a{color:rgba(23,32,29,.82)}
.site-header.scrolled .main-nav a.active{color:var(--brand)}
.site-header.scrolled .main-nav a:hover{color:var(--accent-hover)}
.header__actions{display:flex;align-items:center;gap:12px}
.icon-btn{
  width:40px;height:40px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  background:transparent;border:1px solid rgba(255,255,255,.26);color:#fff;cursor:pointer;transition:all .25s;
}
.site-header.scrolled .icon-btn{border-color:rgba(23,32,29,.24);color:var(--ink)}
.icon-btn:hover{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.5)}
.site-header.scrolled .icon-btn:hover{background:var(--brand-soft);border-color:rgba(23,32,29,.4)}
.nav-toggle{display:none;background:transparent;border:none;cursor:pointer;padding:6px;border-radius:6px}
.nav-toggle span{display:block;width:24px;height:2px;background:#fff;margin:5px 0;transition:all .25s;border-radius:2px}
.site-header.scrolled .nav-toggle span{background:var(--ink)}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.btn--header{border-color:rgba(255,255,255,.5);color:#fff;background:rgba(255,255,255,.08);padding:9px 18px;font-size:13.5px}
.site-header.scrolled .btn--header{border-color:var(--brand);color:var(--brand);background:transparent}
.btn--header:hover{background:var(--accent);border-color:var(--accent);color:var(--brand-deep)}

/* search layer */
.search-layer{
  position:fixed;top:72px;left:0;right:0;z-index:999;padding:14px 0;
  background:rgba(250,247,241,.97);border-bottom:1px solid var(--line);
  box-shadow:0 12px 30px rgba(23,32,29,.08);
  transform:translateY(-12px);opacity:0;pointer-events:none;transition:all .28s;
}
.search-layer.open{transform:translateY(0);opacity:1;pointer-events:auto}
.search-layer form{display:flex;gap:10px;max-width:720px;margin-inline:auto}
.search-layer input{
  flex:1;height:46px;padding:0 18px;border:1px solid rgba(23,32,29,.14);
  border-radius:8px;background:#fff;font-size:15px;outline:none;transition:border-color .25s;
}
.search-layer input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(193,155,108,.15)}

/* hero */
.hero{
  min-height:92vh;display:flex;align-items:center;position:relative;
  background:var(--brand-deep);color:#fff;overflow:hidden;
}
.hero__bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.42}
.hero__overlay{position:absolute;inset:0;background:linear-gradient(105deg,rgba(12,40,35,.94) 0%,rgba(12,40,35,.78) 55%,rgba(12,40,35,.55) 100%)}
.hero .container{position:relative;z-index:2}
.hero__inner{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(30px,5vw,70px);align-items:center;padding-block:120px 70px}
.hero__eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border:1px solid rgba(255,255,255,.28);
  border-radius:100px;font-size:12.5px;letter-spacing:.1em;color:rgba(255,255,255,.9);
  margin-bottom:24px;background:rgba(255,255,255,.06);backdrop-filter:blur(6px);
}
.hero__eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent)}
.hero h1{
  font-size:clamp(2.4rem,5vw,4.2rem);
  font-weight:700;line-height:1.12;letter-spacing:-.02em;
  color:#fff;margin-bottom:22px;text-wrap:balance;
}
.hero__lead{
  font-size:clamp(1rem,1.5vw,1.18rem);line-height:1.85;color:rgba(255,255,255,.78);
  max-width:560px;margin-bottom:34px;
}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px}
.hero__points{list-style:none;display:flex;flex-wrap:wrap;gap:12px 28px}
.hero__points li{position:relative;padding-left:22px;font-size:13.5px;color:rgba(255,255,255,.75)}
.hero__points li::before{content:"✓";position:absolute;left:0;top:0;color:var(--accent);font-weight:700}
.hero__visual{position:relative;min-height:380px}
.hero__frame{
  position:relative;border:1px solid rgba(255,255,255,.2);border-radius:12px;overflow:hidden;
  box-shadow:0 24px 80px rgba(0,0,0,.3);background:var(--brand);
}
.hero__frame img{width:100%;height:100%;object-fit:cover;min-height:420px}
.hero__frame::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(12,40,35,.35));pointer-events:none}
.hero__card{
  position:absolute;background:rgba(255,253,248,.92);backdrop-filter:blur(10px);
  padding:14px 20px;border-radius:10px;box-shadow:0 14px 40px rgba(0,0,0,.2);
  display:flex;align-items:center;gap:12px;color:var(--brand-deep);
}
.hero__card svg{width:36px;height:36px;color:var(--accent)}
.hero__card-title{font-size:12px;color:var(--muted);font-weight:500}
.hero__card-value{font-size:18px;font-weight:700;line-height:1.2}
.hero__card--top{top:-2px;right:18px;animation:float 4s ease-in-out infinite}
.hero__card--bottom{bottom:-10px;left:10px;animation:float 4s ease-in-out 1.4s infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.hero__scroll{
  position:absolute;bottom:24px;left:50%;transform:translateX(-50%);z-index:3;
  color:rgba(255,255,255,.55);font-size:12px;letter-spacing:.2em;display:flex;flex-direction:column;align-items:center;gap:6px;
}
.hero__scroll svg{width:20px;height:20px;animation:scrollArrow 1.6s infinite}
@keyframes scrollArrow{0%,100%{transform:translateY(0)}50%{transform:translateY(6px)}}

/* pain points */
.problems{background:var(--bg)}
.problems__body{
  border-top:1px solid var(--line);
}
.problem-row{
  display:grid;grid-template-columns:80px 1fr 1fr;gap:24px;align-items:start;
  padding:28px 12px;border-bottom:1px solid var(--line);transition:background .3s;
}
.problem-row:hover{background:var(--brand-soft)}
.problem-row .num{font-family:var(--font-num);font-size:15px;font-weight:700;color:var(--accent);padding-top:4px}
.problem-row h3{font-size:17.5px;font-weight:650;color:var(--brand-deep);margin-bottom:6px;line-height:1.4}
.problem-row p{font-size:14.5px;color:var(--muted);line-height:1.75}

/* solutions bento */
.solutions{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.bento{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:minmax(120px,auto);gap:18px}
.bento-card{
  background:var(--surface);border:1px solid rgba(23,32,29,.1);border-radius:var(--radius);
  padding:clamp(22px,2.4vw,34px);position:relative;overflow:hidden;
  transition:border-color .3s,transform .3s,box-shadow .3s;display:flex;flex-direction:column;
}
.bento-card::before{
  content:"";position:absolute;top:0;left:0;width:26px;height:3px;
  background:var(--accent);opacity:0;transition:opacity .3s;
}
.bento-card:hover{border-color:rgba(193,155,108,.7);transform:translateY(-3px);box-shadow:var(--shadow)}
.bento-card:hover::before{opacity:1}
.bento-card .b-no{font-family:var(--font-num);font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.08em;margin-bottom:14px}
.bento-card h3{font-size:20px;font-weight:650;color:var(--brand-deep);line-height:1.35;margin-bottom:12px;letter-spacing:-.01em}
.bento-card p{font-size:14.5px;line-height:1.8;color:var(--muted);flex:1}
.bento-card .b-link{margin-top:18px;font-size:13.5px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px;transition:color .25s,gap .25s}
.bento-card:hover .b-link{color:var(--accent);gap:10px}
.b-col-2{grid-column:span 2}
.b-row-2{grid-row:span 2}
.b-col-4{grid-column:span 4}
.b-gold{background:var(--brand-deep);border-color:var(--brand-deep)}
.b-gold h3,.b-gold .b-no{color:var(--accent-hover)}
.b-gold p{color:rgba(255,255,255,.72)}
.b-gold .b-link{color:#fff}
.b-gold:hover{border-color:var(--accent)}

/* stats */
.stats{
  background:var(--brand-deep);color:#fff;padding-block:clamp(80px,9vw,110px);
  position:relative;overflow:hidden;
}
.stats::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:60px 60px;
}
.stats .container{position:relative;z-index:1}
.stats__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(30px,5vw,80px)}
.stat-item{text-align:left;padding:10px 2px;border-left:1px solid rgba(255,255,255,.14);padding-left:clamp(20px,2.4vw,34px)}
.stat-item:nth-child(1){border-left:2px solid var(--accent)}
.stat-num{font-family:var(--font-num);font-size:clamp(2.5rem,5vw,4.2rem);font-weight:650;color:#F4E9D6;line-height:1;margin-bottom:14px;letter-spacing:-.02em}
.stat-item small{font-size:14px;font-weight:600;color:var(--accent-hover)}
.stat-item p{font-size:13.5px;color:rgba(255,255,255,.6);line-height:1.7;margin-top:8px}

/* news */
.news{background:var(--bg)}
.news-search{
  position:relative;max-width:460px;margin-bottom:36px;
}
.news-search svg{position:absolute;left:16px;top:50%;transform:translateY(-50%);width:18px;height:18px;color:var(--muted)}
.news-search input{
  width:100%;height:48px;padding:0 18px 0 46px;border:1px solid rgba(23,32,29,.12);
  border-radius:8px;background:var(--surface);font-size:14.5px;outline:none;transition:border-color .25s,box-shadow .25s;
}
.news-search input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(193,155,108,.15)}
.news-featured{
  display:grid;grid-template-columns:1.1fr 1fr;background:var(--surface);
  border:1px solid rgba(23,32,29,.1);border-radius:10px;overflow:hidden;
  margin-bottom:20px;transition:box-shadow .3s;
}
.news-featured:hover{box-shadow:var(--shadow)}
.news-featured .nf-cover{position:relative;min-height:290px}
.news-featured .nf-cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.news-featured .nf-body{padding:clamp(24px,3vw,44px);display:flex;flex-direction:column;justify-content:center}
.news-featured .nf-body .badge{align-self:flex-start;margin-bottom:16px}
.news-featured h3{font-size:clamp(1.25rem,2vw,1.75rem);font-weight:650;line-height:1.4;margin-bottom:12px;letter-spacing:-.01em}
.news-featured h3 a:hover{color:var(--accent)}
.news-featured p{font-size:15px;color:var(--muted);line-height:1.8;margin-bottom:18px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-featured .nf-meta{display:flex;align-items:center;gap:18px;font-size:13px;color:var(--muted)}
.news-list{background:var(--surface);border:1px solid rgba(23,32,29,.1);border-radius:10px;overflow:hidden}
.news-row{
  display:grid;grid-template-columns:180px 1fr 120px;align-items:center;gap:20px;
  padding:20px 24px;border-bottom:1px solid rgba(23,32,29,.07);transition:background .25s;
}
.news-row:last-child{border-bottom:none}
.news-row:hover{background:var(--brand-soft)}
.news-row time{font-size:13px;color:var(--muted);font-family:var(--font-num)}
.news-row h3{font-size:15.5px;font-weight:600;line-height:1.5}
.news-row h3 a:hover{color:var(--accent)}
.news-empty{
  background:var(--surface);border:1px solid rgba(23,32,29,.1);border-radius:10px;
  padding:64px 24px;text-align:center;color:var(--muted);font-size:15px;
}

/* CTA */
.cta-section{background:var(--brand-deep);color:#fff;position:relative;overflow:hidden}
.cta-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;opacity:.18}
.cta-section .container{position:relative;z-index:1}
.cta__inner{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(30px,5vw,80px);align-items:center}
.cta__info h2{font-size:clamp(1.9rem,3vw,2.8rem);line-height:1.3;margin-bottom:18px;font-weight:700;letter-spacing:-.02em}
.cta__info p{color:rgba(255,255,255,.75);font-size:15.5px;line-height:1.85;margin-bottom:30px}
.cta__contact-list{list-style:none}
.cta__contact-list li{display:flex;align-items:center;gap:12px;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.cta__contact-list li:last-child{border-bottom:none}
.cta__contact-list .cc-icon{width:36px;height:36px;border-radius:8px;background:rgba(193,155,108,.18);display:flex;align-items:center;justify-content:center;color:var(--accent-hover);flex-shrink:0}
.cta__contact-list .cc-label{font-size:13px;color:rgba(255,255,255,.55)}
.cta__contact-list .cc-value{font-size:15px;font-weight:600;color:rgba(255,255,255,.92)}
.cta__card{
  background:var(--surface);color:var(--ink);border-radius:12px;padding:clamp(26px,3vw,42px);
  box-shadow:0 30px 70px rgba(0,0,0,.2);
}
.cta__card h3{font-size:22px;font-weight:700;color:var(--brand-deep);margin-bottom:8px}
.cta__card p{font-size:14.5px;color:var(--muted);margin-bottom:22px}
.cta__card .btn{margin-bottom:14px}

/* footer */
.site-footer{background:#071A16;color:rgba(255,255,255,.7)}
.footer__main{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:clamp(28px,4vw,60px);padding-block:clamp(44px,5vw,64px)}
.footer__brand .brand{color:#fff;margin-bottom:14px}
.footer__brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.55);max-width:360px}
.footer h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px}
.footer__links{list-style:none;display:flex;flex-direction:column;gap:10px}
.footer__links a{font-size:14px;color:rgba(255,255,255,.6);transition:color .2s,padding-left .2s}
.footer__links a:hover{color:var(--accent-hover);padding-left:5px}
.footer__bottom{
  border-top:1px solid rgba(255,255,255,.08);padding-block:22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.45);
}

/* modal */
.modal-overlay{
  position:fixed;inset:0;z-index:2000;background:rgba(12,40,35,.4);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  display:flex;align-items:center;justify-content:center;padding:20px;
  opacity:0;pointer-events:none;transition:opacity .3s;
}
.modal-overlay.open{opacity:1;pointer-events:auto}
.modal{
  width:min(560px,100%);max-height:92vh;overflow-y:auto;
  background:var(--surface);border-radius:14px;padding:clamp(28px,4vw,44px);
  position:relative;transform:translateY(20px);transition:transform .35s ease;
}
.modal-overlay.open .modal{transform:translateY(0)}
.modal__close{
  position:absolute;top:18px;right:18px;width:36px;height:36px;border-radius:50%;
  border:none;background:transparent;cursor:pointer;display:flex;align-items:center;justify-content:center;
  color:var(--muted);transition:background .2s;font-size:18px;
}
.modal__close:hover{background:var(--brand-soft);color:var(--brand-deep)}
.modal h3{font-size:24px;color:var(--brand-deep);font-weight:700;margin-bottom:6px;letter-spacing:-.01em}
.modal .modal-sub{font-size:14px;color:var(--muted);margin-bottom:28px}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-size:13px;font-weight:600;color:var(--brand-deep);margin-bottom:6px}
.form-group input,.form-group select,.form-group textarea{
  width:100%;min-height:44px;border:1px solid rgba(23,32,29,.16);border-radius:6px;
  padding:10px 14px;background:#fff;font-size:14.5px;outline:none;transition:border-color .25s,box-shadow .25s;
}
.form-group textarea{min-height:110px;resize:vertical}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{
  border-color:var(--accent);box-shadow:0 0 0 3px rgba(193,155,108,.18);
}
.form-privacy{font-size:12.5px;color:var(--muted);display:flex;align-items:flex-start;gap:8px;margin-top:16px;line-height:1.6}
.form-privacy svg{width:16px;height:16px;flex-shrink:0;margin-top:2px;color:var(--accent)}
.form-success{text-align:center;padding:40px 10px;display:none}
.form-success svg{width:60px;height:60px;color:var(--brand);margin-bottom:16px}
.form-success h4{font-size:20px;color:var(--brand-deep);margin-bottom:8px}
.form-success p{font-size:14.5px;color:var(--muted)}

/* responsive */
@media (max-width: 992px){
  .main-nav{
    position:fixed;top:72px;left:0;right:0;background:var(--surface);
    padding:20px 24px 28px;box-shadow:0 20px 40px rgba(12,40,35,.12);
    border-bottom:1px solid var(--line);
    transform:translateY(-12px);opacity:0;pointer-events:none;transition:all .28s;
  }
  .main-nav.open{transform:translateY(0);opacity:1;pointer-events:auto}
  .main-nav ul{flex-direction:column;align-items:stretch}
  .main-nav a{color:var(--ink);font-size:16px;padding:12px 8px;border-bottom:1px solid rgba(23,32,29,.06)}
  .main-nav a::after{display:none}
  .main-nav a.active{color:var(--brand);background:var(--brand-soft);border-radius:8px}
  .site-header.scrolled .main-nav a{color:var(--ink)}
  .nav-toggle{display:block;order:3}
  .header__actions .btn--header{display:none}
  .hero__inner{grid-template-columns:1fr;padding-top:100px}
  .hero__visual{display:none}
  .problem-row{grid-template-columns:60px 1fr}
  .problem-row p{grid-column:2}
  .bento{grid-template-columns:repeat(2,1fr)}
  .b-col-4{grid-column:span 2}
  .stats__grid{grid-template-columns:repeat(2,1fr);gap:36px 24px}
  .news-featured{grid-template-columns:1fr}
  .news-featured .nf-cover{min-height:220px}
  .cta__inner{grid-template-columns:1fr}
  .footer__main{grid-template-columns:1fr 1fr}
}
@media (max-width: 768px){
  .container{width:min(100% - 32px,var(--container))}
  .section-head{flex-direction:column;align-items:flex-start}
  .news-row{grid-template-columns:1fr;gap:6px;padding:18px 20px}
  .news-row time{font-size:12.5px}
  .footer__main{grid-template-columns:1fr}
}
@media (max-width: 520px){
  .header__inner{height:64px}
  .brand{font-size:17px}
  .brand-dot{width:26px;height:26px;font-size:13px}
  .hero .container{width:min(100% - 24px)}
  .hero__inner{padding-top:84px;padding-bottom:50px}
  .hero h1{font-size:clamp(1.8rem,7.5vw,2.4rem)}
  .hero__points{gap:8px 0}
  .btn{padding:14px 22px;font-size:14px}
  .bento{grid-template-columns:1fr}
  .b-col-2,.b-col-4,.b-row-2{grid-column:span 1;grid-row:span 1}
  .stats{text-align:left}
  .stats__grid{grid-template-columns:1fr}
  .stat-item:nth-child(1){border-left:2px solid var(--accent)}
  .cta__contact-list li{align-items:flex-start}
}

/* roulang page: article */
:root {
    --bg: #F6F3EC;
    --surface: #FFFDF8;
    --brand: #1F463D;
    --brand-deep: #0C2823;
    --brand-soft: #E5ECE6;
    --accent: #C19B6C;
    --accent-hover: #D4B082;
    --ink: #17201D;
    --muted: #66736E;
    --line: rgba(23, 32, 29, 0.12);
    --line-light: rgba(255, 255, 255, 0.18);
    --error: #A64E42;
    --radius: 6px;
    --shadow: 0 10px 30px rgba(12, 40, 35, 0.06);
    --container: 1280px;
    --section-y: clamp(72px, 10vw, 130px);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: "Inter", "SF Pro Display", "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
    font-size: 16px;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; }
button, input, textarea, select { font-family: inherit; font-size: 1rem; color: inherit; }
.container {
    width: min(100% - 48px, var(--container));
    margin: 0 auto;
}
.site-header {
    position: fixed;
    z-index: 1000;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(12, 40, 35, 0.48);
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    transition: background 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}
.site-header.is-scrolled {
    background: rgba(250, 247, 241, 0.94);
    border-bottom-color: rgba(23, 32, 29, 0.08);
    box-shadow: 0 6px 24px rgba(23, 32, 29, 0.06);
}
.header__inner {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    min-height: 72px;
    gap: 28px;
}
.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.18rem;
    letter-spacing: 0.02em;
    color: #fff;
    white-space: nowrap;
    transition: color 0.3s ease;
}
.brand-dot {
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 7px;
    background: var(--accent);
    color: var(--brand-deep);
    font-weight: 700;
    font-size: 1rem;
}
.site-header.is-scrolled .brand,
.site-header.is-scrolled .main-nav a,
.site-header.is-scrolled .icon-btn {
    color: var(--ink);
}
.brand span:last-child { transition: color 0.3s; }
.main-nav { margin-left: auto; }
.main-nav ul {
    list-style: none;
    display: flex;
    align-items: center;
    gap: clamp(10px, 2vw, 28px);
}
.main-nav a {
    position: relative;
    display: inline-block;
    padding: 10px 2px;
    color: rgba(255, 255, 255, 0.86);
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.01em;
    transition: color 0.25s ease;
}
.main-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 4px;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.35s ease;
}
.main-nav a:hover::after,
.main-nav a.active::after {
    width: 100%;
}
.main-nav a:hover,
.main-nav a.active {
    color: var(--accent-hover);
}
.site-header.is-scrolled .main-nav a.active,
.site-header.is-scrolled .main-nav a:hover {
    color: var(--brand);
}
.header__actions {
    display: flex;
    align-items: center;
    gap: 14px;
}
.icon-btn {
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    color: #fff;
    cursor: pointer;
    transition: all 0.25s ease;
}
.site-header.is-scrolled .icon-btn {
    border-color: rgba(23, 32, 29, 0.15);
    color: var(--ink);
}
.icon-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 0;
    cursor: pointer;
    border-radius: 5px;
    font-weight: 600;
    letter-spacing: 0.02em;
    transition: all 0.28s ease;
    text-decoration: none;
}
.btn--sm { height: 38px; padding: 0 18px; font-size: 0.9rem; }
.btn--header {
    background: var(--accent);
    color: var(--brand-deep);
    border: 1px solid var(--accent);
}
.btn--header:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    transform: translateY(-1px);
}
.btn--accent {
    background: var(--accent);
    color: var(--brand-deep);
    min-height: 46px;
    padding: 0 26px;
}
.btn--accent:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 18px rgba(31, 70, 61, 0.12);
}
.btn--ghost {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.6);
    color: #fff;
}
.btn--ghost:hover {
    border-color: #fff;
    background: rgba(255, 255, 255, 0.08);
}
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: transparent;
    border: 0;
    padding: 10px 6px;
    cursor: pointer;
    color: inherit;
}
.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: currentColor;
    border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.3s ease;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Search overlay */
.search-overlay {
    position: fixed;
    inset: 0;
    z-index: 1200;
    background: rgba(8, 22, 19, 0.72);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
}
.search-overlay.open { display: flex; }
.search-panel {
    width: min(100%, 580px);
    background: var(--surface);
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.25);
}
.search-panel__head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 12px;
}
.search-panel h3 {
    margin: 0 0 6px;
    font-size: 1.35rem;
    color: var(--ink);
}
.search-close {
    width: 36px;
    height: 36px;
    flex: 0 0 auto;
    border-radius: 50%;
    border: 1px solid var(--line);
    background: transparent;
    color: var(--ink);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}
.search-close:hover { background: var(--brand-soft); border-color: transparent; }
.search-form {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 12px;
    margin: 20px 0;
}
.search-form input {
    height: 46px;
    border: 1px solid rgba(23, 32, 29, 0.16);
    background: #fff;
    padding: 0 15px;
    border-radius: 5px;
    color: var(--ink);
    outline: none;
    transition: border 0.2s, box-shadow 0.2s;
}
.search-form input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(193, 155, 108, 0.14);
}
.search-key {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}
.chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    height: 30px;
    padding: 0 12px;
    font-size: 0.8rem;
    border: 1px solid var(--line);
    border-radius: 100px;
    color: var(--muted);
    transition: all 0.25s;
}
.chip:hover {
    border-color: var(--accent);
    color: var(--brand);
    background: var(--brand-soft);
}

/* Article hero */
.article-hero {
    position: relative;
    padding: 190px 0 140px;
    background-color: var(--brand-deep);
    background-image: linear-gradient(rgba(8, 30, 25, 0.82), rgba(8, 30, 25, 0.62)), url('/assets/images/backpic/back-2.webp');
    background-size: cover;
    background-position: center;
    color: #fff;
    overflow: hidden;
}
.article-hero::after {
    content: "";
    position: absolute;
    right: -120px;
    bottom: -180px;
    width: 420px;
    height: 420px;
    background: rgba(193, 155, 108, 0.18);
    border-radius: 50%;
    filter: blur(10px);
}
.article-hero__inner {
    position: relative;
    z-index: 2;
    max-width: 900px;
}
.crumb {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    font-size: 0.9rem;
    opacity: 0.8;
    margin-bottom: 26px;
}
.crumb a:hover { color: var(--accent-hover); }
.crumb span { opacity: 0.6; }
.article-hero__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px 26px;
    align-items: center;
    margin: 20px 0 0;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.75);
}
.article-hero__meta .meta-icon {
    display: inline-flex;
    align-items: center;
    gap: 7px;
}
.article-hero__title,
.notfound__title {
    margin: 0;
    max-width: 860px;
    font-size: clamp(1.7rem, 3.6vw, 3rem);
    line-height: 1.22;
    letter-spacing: -0.01em;
    color: #fff;
}
.article-hero__desc {
    margin: 18px 0 0;
    max-width: 760px;
    color: rgba(255, 255, 255, 0.74);
    font-size: 1rem;
    line-height: 1.9;
}
.notfound { display: flow-root; }
.notfound .crumb { margin-bottom: 18px; }
@media (max-width: 640px) {
    .article-hero { padding: 170px 0 90px; }
}

/* Article layout */
.article-page-main {
    padding-bottom: var(--section-y);
}
.article-sheet {
    width: min(100% - 48px, 880px);
    margin: -78px auto 0;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 10px;
    box-shadow: var(--shadow);
    position: relative;
    z-index: 3;
    padding: clamp(28px, 5vw, 70px) clamp(24px, 5vw, 68px);
}
.article-content {
    max-width: 760px;
    margin: 0 auto;
    font-size: 1.03rem;
    line-height: 2;
    color: #25322d;
}
.article-content h2 {
    font-size: 1.7rem;
    line-height: 1.4;
    color: var(--brand);
    margin: 2em 0 0.8em;
    letter-spacing: -0.01em;
}
.article-content h3 {
    font-size: 1.25rem;
    color: var(--brand);
    margin: 1.8em 0 0.7em;
}
.article-content p { margin: 1.2em 0; }
.article-content ul,
.article-content ol {
    margin: 1.2em 0;
    padding-left: 1.5em;
}
.article-content li { margin: 0.55em 0; }
.article-content img {
    border-radius: 6px;
    margin: 1.6em auto;
    background: var(--brand-soft);
}
.article-content code,
.article-content pre {
    background: var(--brand-soft);
    border-radius: 4px;
    color: var(--brand-deep);
}
.article-content pre {
    padding: 18px 20px;
    overflow: auto;
    font-size: 0.9rem;
    line-height: 1.8;
}
.article-content blockquote {
    margin: 2em 0;
    padding: 6px 0 6px 24px;
    border-left: 3px solid var(--accent);
    color: var(--muted);
}
.article-content blockquote p { margin: 0.6em 0; }
.article-content a:not([class]) {
    color: var(--brand);
    border-bottom: 1px solid var(--accent);
    transition: color 0.2s;
}
.article-content a:not([class]):hover { color: var(--accent-hover); }
.empty-post {
    text-align: center;
    padding: 24px 0 12px;
}
.empty-post__icon {
    width: 84px;
    height: 84px;
    margin: 0 auto 22px;
    border-radius: 50%;
    background: var(--brand-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--brand);
}
.empty-post h2 {
    font-size: 1.6rem;
    margin: 0 0 12px;
    color: var(--ink);
}
.empty-post p {
    color: var(--muted);
    margin-bottom: 24px;
}

/* Related */
.related-section {
    width: min(100% - 48px, 1180px);
    margin: 70px auto 0;
}
.section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 38px;
}
.section-head__left h2 {
    font-size: clamp(1.6rem, 2.6vw, 2.2rem);
    letter-spacing: -0.01em;
    margin: 8px 0 0;
}
.eyebrow {
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}
.rel-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.rel-card {
    display: block;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.28s, box-shadow 0.28s, border 0.28s;
}
.rel-card:hover {
    transform: translateY(-4px);
    border-color: rgba(193, 155, 108, 0.7);
    box-shadow: var(--shadow);
}
.rel-card__thumb {
    background: var(--brand-soft);
    aspect-ratio: 16 / 9;
    position: relative;
    overflow: hidden;
}
.rel-card__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.45s ease;
}
.rel-card:hover .rel-card__thumb img { transform: scale(1.04); }
.rel-card__body { padding: 22px 24px 26px; }
.rel-card__body h3 {
    font-size: 1.1rem;
    margin: 0 0 10px;
    line-height: 1.5;
    color: var(--ink);
    transition: color 0.25s;
}
.rel-card:hover .rel-card__body h3 { color: var(--brand); }
.rel-card__body p {
    color: var(--muted);
    font-size: 0.92rem;
    margin: 0;
    line-height: 1.8;
}
.rel-card__more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 16px;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--brand);
    transition: color 0.2s;
}
.rel-card__more svg { transition: transform 0.28s; }
.rel-card:hover .rel-card__more svg { transform: translateX(5px); color: var(--accent); }

/* CTA lead */
.lead-cta {
    width: min(100% - 48px, 1180px);
    margin: 110px auto 0;
    background: var(--brand-deep);
    border-radius: 14px;
    padding: clamp(40px, 6vw, 80px);
    color: #fff;
    position: relative;
    overflow: hidden;
}
.lead-cta::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: linear-gradient(rgba(20, 47, 41, 0.86), rgba(20, 47, 41, 0.96)), url('/assets/images/backpic/back-1.webp');
    background-size: cover;
    background-position: center;
    opacity: 0.7;
}
.lead-cta__inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: clamp(36px, 5vw, 80px);
    align-items: start;
}
.lead-cta__note h2 {
    font-size: clamp(1.8rem, 3vw, 2.7rem);
    line-height: 1.3;
    margin: 12px 0 16px;
}
.lead-cta__note p {
    color: rgba(255, 255, 255, 0.76);
    font-size: 1rem;
    line-height: 1.95;
    margin-bottom: 28px;
}
.contact-line {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
    color: rgba(255, 255, 255, 0.86);
}
.contact-cta-list {
    list-style: none;
    display: grid;
    gap: 12px;
    margin-top: 22px;
}
.contact-cta-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.78);
    font-size: 0.94rem;
}
.contact-cta-list span {
    color: var(--accent);
}
.lead-form {
    background: var(--surface);
    border-radius: 12px;
    padding: clamp(24px, 3vw, 36px);
    color: var(--ink);
}
.lead-form h3 { margin: 0 0 20px; font-size: 1.35rem; }
.form-row { display: grid; gap: 4px 12px; margin-bottom: 16px; }
.form-row--2 { grid-template-columns: 1fr 1fr; }
.form-row label {
    color: var(--muted);
    font-size: 0.88rem;
    margin-bottom: 6px;
}
.form-row input,
.form-row textarea,
.form-row select {
    width: 100%;
    border: 1px solid rgba(23, 32, 29, 0.16);
    background: #fff;
    border-radius: 5px;
    color: var(--ink);
    padding: 0 14px;
    height: 46px;
    outline: none;
    transition: border 0.25s, box-shadow 0.25s;
}
.form-row textarea { height: 110px; padding: 12px 14px; resize: vertical; }
.form-row select { appearance: auto; }
.form-row input:focus,
.form-row textarea:focus,
.form-row select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(193, 155, 108, 0.15);
}
.privacy-note {
    margin: 16px 0 0;
    font-size: 0.78rem;
    color: var(--muted);
    line-height: 1.7;
}

/* Footer */
.site-footer {
    background: var(--brand-deep);
    color: rgba(255, 255, 255, 0.72);
    margin-top: 110px;
    padding-top: 70px;
}
.footer__main {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: clamp(36px, 5vw, 90px);
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.footer__brand p {
    max-width: 370px;
    margin: 18px 0 0;
    line-height: 1.9;
    font-size: 0.92rem;
    color: rgba(255, 255, 255, 0.64);
}
.footer__main h4 {
    margin: 0 0 18px;
    color: #fff;
    font-weight: 600;
    font-size: 0.98rem;
    letter-spacing: 0.08em;
}
.footer__links {
    list-style: none;
    display: grid;
    gap: 12px;
    font-size: 0.93rem;
}
.footer__links a {
    color: rgba(255, 255, 255, 0.68);
    transition: color 0.2s, padding-left 0.2s;
}
.footer__links a:hover { color: var(--accent-hover); padding-left: 4px; }
.footer__bottom {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 10px;
    padding: 24px 0 30px;
    font-size: 0.86rem;
    color: rgba(255, 255, 255, 0.46);
}
.footer__bottom p { margin: 0; }

@media (max-width: 1024px) {
    .rel-grid { grid-template-columns: repeat(2, 1fr); }
    .lead-cta__inner { grid-template-columns: 1fr; }
    .footer__main { grid-template-columns: 1fr 1fr; }
    .header__inner { gap: 16px; }
}
@media (max-width: 900px) {
    .header__inner { flex-wrap: wrap; }
    .main-nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        margin-left: 0;
        background: var(--surface);
        border-bottom: 1px solid var(--line);
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
        transform: translateY(-12px);
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transition: all 0.35s ease;
    }
    .main-nav.open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }
    .main-nav ul {
        flex-direction: column;
        gap: 0;
        padding: 12px 24px 24px;
    }
    .main-nav a {
        display: block;
        color: var(--ink);
        padding: 14px 0;
        border-bottom: 1px solid rgba(23, 32, 29, 0.06);
    }
    .main-nav a::after { display: none; }
    .site-header.is-scrolled .main-nav a { color: var(--ink); }
    .nav-toggle { display: flex; color: #fff; }
    .site-header.is-scrolled .nav-toggle { color: var(--ink); }
    .btn--header { display: none; }
}
@media (max-width: 660px) {
    .container { width: min(100% - 32px, var(--container)); }
    .rel-grid { grid-template-columns: 1fr; }
    .footer__main { grid-template-columns: 1fr; gap: 30px; }
    .form-row--2 { grid-template-columns: 1fr; }
    .lead-cta { width: min(100% - 24px, 1180px); padding: 32px 20px; }
    .article-sheet { width: calc(100% - 24px); margin-top: -40px; padding: 26px 18px; }
    .brand { font-size: 1.04rem; }
    .search-panel { padding: 30px 22px; }
}

/* roulang page: category1 */
:root {
  --bg: #F6F3EC;
  --surface: #FFFDF8;
  --brand: #1F463D;
  --brand-deep: #0C2823;
  --brand-soft: #E5ECE6;
  --accent: #C19B6C;
  --accent-hover: #D4B082;
  --ink: #17201D;
  --muted: #66736E;
  --line: rgba(23, 32, 29, 0.12);
  --line-light: rgba(255, 255, 255, 0.18);
  --error: #A64E42;
  --radius: 6px;
  --shadow: 0 10px 30px rgba(12, 40, 35, 0.06);
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Microsoft YaHei", -apple-system, sans-serif;
  --font-en: Inter, "SF Pro Display", "Helvetica Neue", Arial, sans-serif;
  --space: clamp(72px, 10vw, 130px);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea,
select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  background: none;
  border: none;
}

.container {
  width: min(1280px, calc(100% - 48px));
  margin-inline: auto;
}

@media (max-width: 740px) {
  .container {
    width: min(100% - 32px, 1280px);
  }
}

/* ========== Button ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 22px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 15px;
  line-height: 1;
  transition: background .25s ease, border-color .25s ease, color .25s ease, transform .25s ease;
}

.btn svg {
  width: 16px;
  height: 16px;
  transition: transform .25s ease;
}

.btn:hover svg {
  transform: translateX(4px);
}

.btn--accent {
  background: var(--accent);
  color: var(--brand-deep);
  border-color: var(--accent);
}

.btn--accent:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn--ghost {
  background: transparent;
  border-color: var(--line-light);
  color: #f7f2e8;
}

.btn--ghost:hover {
  border-color: rgba(255, 255, 255, 0.72);
  background: rgba(255, 255, 255, 0.06);
}

.btn--dark-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--brand);
}

.btn--dark-ghost:hover {
  border-color: var(--brand);
  background: var(--brand-soft);
}

.btn--sm {
  min-height: 38px;
  padding: 0 16px;
  font-size: 14px;
}

.btn--lg {
  min-height: 54px;
  padding: 0 32px;
  font-size: 16px;
}

@media (max-width: 600px) {
  .btn {
    width: 100%;
  }
}

/* ========== Header / Nav ========== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  color: #fff;
  background: rgba(12, 40, 35, 0.48);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line-light);
  transition: background .3s ease, color .3s ease, box-shadow .3s ease, border-color .3s ease;
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .02em;
  white-space: nowrap;
}

.brand-dot {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), #a87e4f);
  border-radius: 4px;
  font-size: 17px;
  font-weight: 700;
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
}

.main-nav a {
  position: relative;
  display: inline-block;
  padding: 10px 14px;
  font-size: 15px;
  font-weight: 500;
  color: inherit;
  opacity: .88;
  border-radius: 4px;
  transition: opacity .2s ease, color .2s ease;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .25s ease;
}

.main-nav a:hover {
  opacity: 1;
}

.main-nav a:hover::after,
.main-nav a.active::after {
  transform: scaleX(1);
}

.main-nav a.active {
  color: var(--accent);
  opacity: 1;
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.icon-btn {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  color: inherit;
  opacity: .88;
  transition: opacity .2s ease, background .2s ease;
}

.icon-btn:hover {
  opacity: 1;
  background: rgba(255, 255, 255, 0.12);
}

.header__actions .btn {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.35);
  background: transparent;
}

.header__actions .btn:hover {
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.06);
}

.site-header.scrolled {
  color: var(--ink);
  background: rgba(250, 247, 241, 0.92);
  border-bottom-color: rgba(23, 32, 29, 0.06);
  box-shadow: 0 6px 24px rgba(23, 32, 29, 0.06);
}

.site-header.scrolled .icon-btn {
  color: var(--ink);
}

.site-header.scrolled .icon-btn:hover {
  background: var(--brand-soft);
}

.site-header.scrolled .header__actions .btn {
  color: var(--brand);
  border-color: rgba(23, 32, 29, 0.2);
}

.site-header.scrolled .header__actions .btn:hover {
  border-color: var(--accent);
  background: var(--brand-soft);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 42px;
  height: 42px;
  padding: 8px;
  border-radius: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform .3s ease, opacity .3s ease;
}

body.nav-open .nav-toggle span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

body.nav-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}

body.nav-open .nav-toggle span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

@media (max-width: 1100px) {
  .nav-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: fixed;
    top: 72px;
    right: 0;
    width: min(320px, 88vw);
    height: calc(100vh - 72px);
    background: var(--surface);
    color: var(--ink);
    border-left: 1px solid var(--line);
    box-shadow: var(--shadow);
    padding: 28px 20px;
    transform: translateX(102%);
    transition: transform .3s ease;
    overflow-y: auto;
  }

  .main-nav ul {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }

  .main-nav a {
    display: block;
    padding: 14px 16px;
    font-size: 17px;
    border-radius: 8px;
  }

  .main-nav a::after {
    display: none;
  }

  .main-nav a:hover,
  .main-nav a.active {
    background: var(--brand-soft);
  }

  body.nav-open .main-nav {
    transform: translateX(0);
  }

  .site-header,
  .site-header.scrolled {
    background: rgba(15, 35, 32, 0.7);
    color: #fff;
    border-bottom-color: rgba(255, 255, 255, 0.12);
    box-shadow: none;
  }

  .site-header.scrolled .header__actions .btn {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.35);
    background: transparent;
  }
}

/* ========== Search Layer ========== */
.search-layer {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(12, 40, 35, 0.56);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 15vh 24px 32px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s ease, visibility .3s ease;
}

.search-layer.active {
  opacity: 1;
  visibility: visible;
}

.search-layer__panel {
  width: min(680px, 100%);
  background: var(--surface);
  border-radius: 10px;
  border: 1px solid var(--line);
  padding: 24px;
  box-shadow: 0 22px 70px rgba(0, 0, 0, .22);
}

.search-layer__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.search-layer__head strong {
  font-size: 20px;
  font-weight: 700;
  color: var(--brand-deep);
}

.search-layer__close {
  color: var(--muted);
  border-radius: 50%;
}

.search-layer__close:hover {
  background: var(--brand-soft);
  color: var(--ink);
}

.search-form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
}

.search-form input {
  min-height: 48px;
  border: 1px solid rgba(23, 32, 29, 0.18);
  background: #fff;
  border-radius: 6px;
  padding: 0 16px;
  font-size: 15px;
  outline: none;
  transition: border .2s ease, box-shadow .2s ease;
}

.search-form input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(193, 155, 108, .22);
}

/* ========== Hero ========== */
.entry-hero {
  position: relative;
  min-height: 580px;
  display: flex;
  align-items: center;
  color: #fff;
  padding: 150px 0 60px;
  background:
    linear-gradient(100deg, rgba(9, 30, 27, .92) 0%, rgba(12, 40, 35, .76) 55%, rgba(12, 40, 35, .5) 100%),
    url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
  overflow: hidden;
}

.entry-hero::after {
  content: "";
  position: absolute;
  right: -8%;
  top: 8%;
  width: 50%;
  height: 110%;
  background: radial-gradient(ellipse at center, rgba(193, 155, 108, .08), transparent 65%);
  pointer-events: none;
}

.entry-hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  align-items: center;
  gap: 60px;
}

.hero-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 26px;
  letter-spacing: .03em;
}

.hero-breadcrumb a {
  color: rgba(255, 255, 255, 0.6);
  transition: color .2s ease;
}

.hero-breadcrumb a:hover {
  color: var(--accent);
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
  font-size: 14px;
  letter-spacing: .14em;
  font-weight: 600;
  color: var(--accent);
}

.hero-eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--accent);
}

.entry-hero h1 {
  font-family: var(--font-sans);
  font-size: clamp(2.6rem, 5vw, 4.1rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: #fff;
}

.entry-hero h1 .hero-line {
  color: var(--accent);
}

.hero-lead {
  margin-top: 26px;
  max-width: 580px;
  font-size: clamp(16px, 1.5vw, 19px);
  color: rgba(255, 255, 255, .82);
  line-height: 1.9;
}

.hero-lead strong {
  color: #fff;
  font-weight: 600;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 36px;
}

.hero-notes {
  margin-top: 34px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  color: rgba(255, 255, 255, .6);
  font-size: 14px;
}

.hero-notes span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.hero-notes svg {
  width: 17px;
  height: 17px;
  color: var(--accent);
}

.hero-visual {
  position: relative;
}

.hero-visual .visual-frame {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 20px 60px rgba(0, 0, 0, .35);
}

.hero-visual .visual-frame img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
  width: 100%;
}

.visual-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8, 28, 23, .48), transparent 36%);
}

.visual-caption {
  position: absolute;
  left: 20px;
  right: 20px;
  bottom: 18px;
  color: #fff;
  z-index: 2;
  font-size: 15px;
  padding: 15px 18px;
  background: rgba(12, 40, 35, .58);
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 6px;
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.visual-caption strong {
  display: block;
  font-size: 17px;
  margin-bottom: 4px;
}

.visual-caption span {
  font-size: 13px;
  color: rgba(255, 255, 255, .62);
}

@media (max-width: 900px) {
  .entry-hero {
    min-height: 0;
    padding: 150px 0 70px;
  }

  .entry-hero .container {
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .hero-visual {
    max-width: 560px;
  }
}

/* ========== Page intro ========== */
.page-intro {
  padding: 42px 0 0;
}

.kicker {
  display: inline-block;
  padding: 6px 12px;
  border: 1px solid rgba(193, 155, 108, .45);
  border-radius: 30px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--brand);
}

/* ========== Category entry layout ========== */
.category-layout {
  padding: var(--space) 0;
}

.entry-layout {
  display: grid;
  grid-template-columns: 252px minmax(0, 1fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: start;
}

.cat-aside {
  position: sticky;
  top: 98px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  padding: 26px 20px;
  box-shadow: var(--shadow);
}

.cat-aside .aside-title {
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
  font-weight: 600;
}

.cat-aside ol {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.cat-aside ol li {
  border-left: 2px solid transparent;
}

.cat-aside ol a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 10px 10px 10px 14px;
  border-radius: 4px;
  color: var(--ink);
  font-size: 15px;
  line-height: 1.45;
  margin-left: -2px;
  transition: background .2s ease, color .2s ease;
}

.cat-aside ol a span {
  font-family: var(--font-en);
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  min-width: 18px;
}

.cat-aside ol a:hover,
.cat-aside ol a.active-link {
  background: var(--brand-soft);
  color: var(--brand-deep);
}

.cat-aside .aside-contact {
  margin-top: 18px;
  padding: 16px 0 0;
  border-top: 1px solid var(--line);
}

.cat-aside .aside-contact a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--brand);
  font-size: 14px;
  font-weight: 600;
  transition: color .2s ease;
}

.cat-aside .aside-contact a:hover {
  color: var(--accent-hover);
}

@media (max-width: 960px) {
  .entry-layout {
    grid-template-columns: 1fr;
  }

  .cat-aside {
    position: static;
    top: auto;
  }

  .cat-aside ol {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }

  .cat-aside ol li {
    width: auto;
  }

  .cat-aside ol a {
    padding: 8px 12px;
    margin-left: 0;
    border: 1px solid var(--line);
    border-radius: 30px;
    font-size: 14px;
  }

  .cat-aside ol a span {
    display: none;
  }

  .cat-aside .aside-contact {
    display: none;
  }
}

/* ========== Detail content ========== */
.cat-sections {
  display: grid;
  gap: 44px;
}

.detail-card {
  scroll-margin-top: 110px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: clamp(28px, 4vw, 52px);
  position: relative;
  overflow: hidden;
}

.detail-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(to bottom, var(--accent), transparent);
  opacity: .5;
}

.card-number {
  font-family: var(--font-en);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .12em;
  color: var(--accent);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.card-number::after {
  content: "";
  width: 42px;
  height: 1px;
  background: rgba(193, 155, 108, .45);
}

.detail-card h2 {
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  font-weight: 600;
  line-height: 1.25;
  color: var(--brand-deep);
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.detail-card .card-lead {
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted);
  margin-bottom: 24px;
}

.detail-card p {
  margin-bottom: 16px;
  color: var(--ink);
}

.detail-card p.muted {
  color: var(--muted);
  font-size: 15px;
}

.detail-card ul {
  list-style: none;
  margin: 16px 0 20px;
}

.detail-card ul li {
  position: relative;
  padding: 8px 0 8px 26px;
  color: var(--ink);
}

.detail-card ul li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 19px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.entry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 26px;
}

.entry-item {
  border: 1px solid var(--line);
  background: var(--bg);
  border-radius: 8px;
  padding: 20px 18px;
  transition: border-color .25s ease, transform .25s ease, box-shadow .25s ease;
}

.entry-item:hover {
  border-color: rgba(193, 155, 108, .72);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.entry-item h3 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 17px;
  font-weight: 600;
  color: var(--brand-deep);
  margin-bottom: 10px;
}

.entry-item h3 .dot {
  width: 7px;
  height: 7px;
  background: var(--accent);
  border-radius: 50%;
}

.entry-item p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  margin-bottom: 0;
}

@media (max-width: 760px) {
  .entry-grid {
    grid-template-columns: 1fr;
  }
}

/* ========== Step Flow ========== */
.path-flow {
  margin-top: 28px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.path-step {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px 20px;
  position: relative;
}

.path-step .step-index {
  font-family: var(--font-en);
  font-size: 28px;
  font-weight: 600;
  color: rgba(193, 155, 108, .4);
  line-height: 1;
  margin-bottom: 12px;
}

.path-step h4 {
  font-size: 16px;
  margin-bottom: 8px;
  color: var(--brand-deep);
}

.path-step p {
  font-size: 14px;
  color: var(--muted);
  margin: 0;
}

@media (max-width: 900px) {
  .path-flow {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 540px) {
  .path-flow {
    grid-template-columns: 1fr;
  }
}

/* ========== Feature split ========== */
.split-safe {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 30px;
  align-items: center;
  margin-top: 26px;
}

.split-safe img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--line-light);
}

.check-list {
  list-style: none;
}

.check-list li {
  position: relative;
  padding: 12px 0 12px 38px;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  font-size: 15px;
}

.check-list li:last-child {
  border-bottom: none;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 13px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}

@media (max-width: 820px) {
  .split-safe {
    grid-template-columns: 1fr;
  }
}

/* ========== Scene / scenes ========== */
.scene-section {
  padding: var(--space) 0;
  background: var(--surface);
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 20px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 24px;
}

.section-head h2 {
  max-width: 560px;
  font-size: clamp(1.8rem, 3.4vw, 2.7rem);
  line-height: 1.2;
  color: var(--brand-deep);
  letter-spacing: -0.02em;
}

.section-head p {
  max-width: 400px;
  color: var(--muted);
  font-size: 15px;
}

.scene-stack {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.scene-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  transition: box-shadow .3s ease, transform .3s ease, border-color .3s ease;
}

.scene-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-3px);
  border-color: rgba(193, 155, 108, .6);
}

.scene-media {
  position: relative;
}

.scene-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

.scene-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent 30%, rgba(31, 70, 61, .2));
}

.scene-body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 30px 28px;
}

.scene-tag {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--accent);
  margin-bottom: 10px;
  font-weight: 600;
}

.scene-body h3 {
  font-size: 21px;
  line-height: 1.4;
  color: var(--brand-deep);
  margin-bottom: 12px;
}

.scene-body p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.75;
}

@media (max-width: 900px) {
  .scene-stack {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .scene-card {
    grid-template-columns: 1fr;
  }

  .scene-media img {
    aspect-ratio: 16 / 10;
  }
}

/* ========== FAQ ========== */
.faq-section {
  padding: var(--space) 0;
}

.faq-grid {
  max-width: 860px;
  margin-inline: auto;
  display: grid;
  gap: 14px;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  transition: border-color .25s ease, box-shadow .25s ease;
}

.faq-item[open] {
  border-color: rgba(193, 155, 108, .5);
  box-shadow: var(--shadow);
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 26px;
  font-size: 17px;
  font-weight: 600;
  color: var(--brand-deep);
  outline: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-family: var(--font-en);
  font-size: 24px;
  font-weight: 300;
  color: var(--accent);
  transition: transform .25s ease;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 26px 24px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

.faq-answer a {
  color: var(--brand);
  font-weight: 600;
}

/* ========== Contact CTA ========== */
.contact-cta {
  position: relative;
  padding: var(--space) 0;
  color: #fff;
  background: linear-gradient(100deg, rgba(9, 31, 27, .96), rgba(12, 40, 35, .88)), url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  border-top: 1px solid rgba(255, 255, 255, .06);
}

.contact-wrap {
  display: grid;
  grid-template-columns: 1.02fr .98fr;
  gap: clamp(36px, 6vw, 72px);
  align-items: center;
}

.contact-info h2 {
  font-size: clamp(2rem, 3.6vw, 3rem);
  line-height: 1.2;
  color: #fff;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.contact-info p {
  color: rgba(255, 255, 255, .74);
  font-size: 16px;
  margin-bottom: 18px;
}

.contact-note {
  margin-top: 26px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, .16);
}

.contact-note ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contact-note li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, .68);
}

.contact-note svg {
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
  color: var(--accent);
  margin-top: 3px;
}

.contact-panel {
  background: var(--surface);
  color: var(--ink);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, .1);
  padding: clamp(26px, 3vw, 42px);
}

.contact-panel h3 {
  font-size: 24px;
  color: var(--brand-deep);
  margin-bottom: 8px;
}

.contact-panel .panel-sub {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 24px;
}

.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-wide {
  grid-column: 1 / -1;
}

.contact-form label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 7px;
}

.contact-form label span {
  color: var(--error);
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  min-height: 46px;
  border: 1px solid rgba(23, 32, 29, 0.16);
  background: #fff;
  border-radius: 6px;
  padding: 10px 14px;
  font-size: 15px;
  color: var(--ink);
  outline: none;
  transition: border-color .2s ease, box-shadow .2s ease;
}

.contact-form textarea {
  min-height: 100px;
  resize: vertical;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(193, 155, 108, .2);
}

.contact-form select {
  appearance: auto;
}

.form-action {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  margin-top: 6px;
}

.form-action .btn {
  width: auto;
}

.privacy {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.7;
}

@media (max-width: 900px) {
  .contact-wrap {
    grid-template-columns: 1fr;
  }

  .contact-form {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .btn {
    width: 100%;
  }

  .form-action .btn {
    width: 100%;
  }
}

/* ========== Footer ========== */
.site-footer {
  background: var(--brand-deep);
  color: rgba(255, 255, 255, .74);
  padding: clamp(64px, 9vw, 100px) 0 0;
}

.site-footer .brand {
  color: #fff;
  margin-bottom: 18px;
}

.footer__main {
  display: grid;
  grid-template-columns: 1.4fr .8fr 1fr;
  gap: 40px;
  padding-bottom: 46px;
  border-bottom: 1px solid rgba(255, 255, 255, .1);
}

.footer__brand p {
  max-width: 340px;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(255, 255, 255, .55);
}

.site-footer h4 {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .12em;
  color: #fff;
  margin-bottom: 18px;
  margin-top: 8px;
}

.footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer__links a {
  display: inline-block;
  padding: 8px 0;
  color: rgba(255, 255, 255, .6);
  font-size: 14px;
  transition: color .2s ease, transform .2s ease;
}

.footer__links a:hover {
  color: var(--accent);
  transform: translateX(4px);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 24px 0 30px;
  font-size: 13px;
  color: rgba(255, 255, 255, .42);
}

.footer__bottom a {
  color: rgba(255, 255, 255, .42);
}

.footer__bottom a:hover {
  color: var(--accent);
}

@media (max-width: 760px) {
  .footer__main {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 520px) {
  .footer__main {
    gap: 24px;
  }

  .footer__links a {
    padding: 6px 0;
  }
}

/* roulang page: category3 */
/* ============ DESIGN TOKENS ============ */
        :root {
            --bg: #F6F3EC;
            --surface: #FFFDF8;
            --brand: #1F463D;
            --brand-deep: #0C2823;
            --brand-soft: #E5ECE6;
            --accent: #C19B6C;
            --accent-hover: #D4B082;
            --ink: #17201D;
            --muted: #66736E;
            --line: rgba(23, 32, 29, 0.12);
            --line-light: rgba(255, 255, 255, 0.14);
            --error: #A64E42;
            --radius: 6px;
            --shadow-sm: 0 2px 16px rgba(12, 40, 35, 0.05);
            --shadow-hover: 0 14px 40px rgba(12, 40, 35, 0.09);
            --container: 1200px;
            --gutter: 24px;
            --section-space: clamp(72px, 8vw, 120px);
            --font-cn: "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
            --font-en: "Inter", "SF Pro Display", "Helvetica Neue", Arial, sans-serif;
        }

        /* ============ RESET & BASE ============ */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-cn);
            background: var(--bg);
            color: var(--ink);
            font-size: 16px;
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        button {
            font-family: inherit;
            background: none;
            border: none;
            cursor: pointer;
        }
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: 1rem;
        }
        ul,
        ol {
            list-style: none;
            padding: 0;
        }
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 var(--gutter);
            width: 100%;
        }
        .section {
            padding: var(--section-space) 0;
            position: relative;
        }
        .visually-hidden {
            clip: rect(0 0 0 0);
            clip-path: inset(50%);
            height: 1px;
            overflow: hidden;
            position: absolute;
            white-space: nowrap;
            width: 1px;
        }
        ::selection {
            background: rgba(193, 155, 108, 0.3);
            color: var(--brand-deep);
        }

        /* ============ HEADER ============ */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(12, 40, 35, 0.5);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            transition: background 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
        }
        .site-header.scrolled {
            background: rgba(246, 243, 236, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom-color: rgba(23, 32, 29, 0.06);
            box-shadow: 0 6px 24px rgba(23, 32, 29, 0.06);
        }
        .header__inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding-top: 16px;
            padding-bottom: 16px;
            gap: 16px;
        }
        .brand {
            display: inline-flex;
            align-items: center;
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.3px;
            transition: color 0.3s ease;
            white-space: nowrap;
            gap: 10px;
        }
        .brand-dot {
            width: 36px;
            height: 36px;
            border-radius: 4px;
            background: var(--accent);
            color: var(--brand-deep);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1rem;
            flex-shrink: 0;
        }
        .site-header.scrolled .brand {
            color: var(--brand-deep);
        }
        .main-nav ul {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }
        .main-nav a {
            position: relative;
            color: rgba(255, 255, 255, 0.88);
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.2px;
            padding: 4px 0;
            transition: color 0.3s ease;
        }
        .main-nav a::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -4px;
            width: 100%;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .main-nav a:hover::after {
            transform: scaleX(1);
        }
        .main-nav a.active {
            color: var(--accent);
        }
        .main-nav a.active::before {
            content: "";
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .site-header.scrolled .main-nav a {
            color: var(--ink);
        }
        .site-header.scrolled .main-nav a:hover,
        .site-header.scrolled .main-nav a.active {
            color: var(--brand);
        }
        .header__actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .icon-btn {
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 6px;
            color: rgba(255, 255, 255, 0.9);
            transition: background 0.3s ease, color 0.3s ease;
        }
        .icon-btn:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .site-header.scrolled .icon-btn {
            color: var(--ink);
        }
        .site-header.scrolled .icon-btn:hover {
            background: rgba(23, 32, 29, 0.06);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: 5px;
            font-size: 0.9rem;
            font-weight: 600;
            line-height: 1.6;
            transition: all 0.3s ease;
            text-align: center;
            padding: 10px 20px;
            white-space: nowrap;
        }
        .btn--sm {
            padding: 8px 16px;
            font-size: 0.85rem;
        }
        .btn--header {
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.45);
            background: transparent;
        }
        .btn--header:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.8);
        }
        .site-header.scrolled .btn--header {
            color: var(--brand-deep);
            border-color: rgba(23, 32, 29, 0.3);
        }
        .site-header.scrolled .btn--header:hover {
            background: var(--brand-soft);
            border-color: var(--brand);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            width: 38px;
            height: 38px;
            justify-content: center;
            gap: 5px;
            padding: 0 8px;
            border-radius: 5px;
        }
        .nav-toggle span {
            display: block;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            width: 22px;
            transition: all 0.3s ease;
        }
        .site-header.scrolled .nav-toggle span {
            background: var(--ink);
        }

        /* ============ PAGE HERO / 内页头部 ============ */
        .page-hero {
            background: var(--brand-deep);
            color: #fff;
            padding: 0;
            margin: 0;
            min-height: 55vh;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
        }
        .page-hero__bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.3;
            z-index: 0;
        }
        .page-hero__inner {
            position: relative;
            z-index: 2;
            padding: 180px 0 100px;
            max-width: 860px;
        }
        .page-hero .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 28px;
            gap: 6px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
            padding-bottom: 18px;
        }
        .page-hero .breadcrumb a {
            color: rgba(255, 255, 255, 0.75);
            transition: color 0.3s ease;
        }
        .page-hero .breadcrumb a:hover {
            color: var(--accent);
        }
        .page-hero .breadcrumb span {
            margin: 0 2px;
            color: rgba(255, 255, 255, 0.35);
        }
        .page-hero .breadcrumb .current {
            color: var(--accent-hover);
        }
        .page-hero h1 {
            font-size: clamp(2.2rem, 4.4vw, 3.8rem);
            font-weight: 700;
            line-height: 1.2;
            letter-spacing: -0.01em;
            margin-bottom: 24px;
        }
        .page-hero h1 .accent-text {
            color: var(--accent-hover);
        }
        .page-hero .lead {
            font-size: clamp(1rem, 1.4vw, 1.2rem);
            color: rgba(255, 255, 255, 0.82);
            max-width: 640px;
            line-height: 1.9;
        }

        /* ============ SECTION TITLES ============ */
        .section__head {
            margin-bottom: clamp(40px, 5vw, 70px);
            max-width: 720px;
        }
        .section__head--center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }
        .section__head .kicker {
            font-size: 13px;
            letter-spacing: 3px;
            color: var(--accent);
            font-weight: 600;
            margin-bottom: 16px;
            text-transform: uppercase;
            font-family: var(--font-en);
        }
        .section__head h2 {
            font-size: clamp(1.9rem, 2.8vw, 2.8rem);
            font-weight: 700;
            line-height: 1.25;
            letter-spacing: -0.02em;
            color: var(--brand-deep);
            margin-bottom: 16px;
        }
        .section__head p {
            font-size: 1.05rem;
            line-height: 1.9;
            color: var(--muted);
        }

        /* ============ FEATURE: 公告板块识别区 ============ */
        .feature-alternate {
            background: var(--bg);
        }
        .alt-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 70px;
            align-items: center;
            margin-bottom: clamp(72px, 6vw, 100px);
        }
        .alt-row:last-child {
            margin-bottom: 0;
        }
        .alt-media {
            position: relative;
            border-radius: 8px;
            overflow: hidden;
        }
        .alt-media img {
            width: 100%;
            height: 400px;
            object-fit: cover;
            display: block;
            transition: transform 0.6s ease;
        }
        .alt-row:hover .alt-media img {
            transform: scale(1.03);
        }
        .alt-media::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(23, 32, 29, 0.1), transparent 60%);
            pointer-events: none;
        }
        .alt-media .media-index {
            position: absolute;
            top: 16px;
            right: 16px;
            z-index: 2;
            background: rgba(255, 253, 248, 0.9);
            border: 1px solid rgba(255, 255, 255, 0.6);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            color: var(--brand);
            font-weight: 700;
            font-size: 13px;
            padding: 4px 14px;
            border-radius: 20px;
            letter-spacing: 0.6px;
        }
        .alt-body {
            padding: 12px 0;
        }
        .alt-body .index {
            font-family: var(--font-en);
            color: var(--accent);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 3px;
            margin-bottom: 12px;
        }
        .alt-body h3 {
            font-size: clamp(1.5rem, 2vw, 2.2rem);
            font-weight: 700;
            line-height: 1.3;
            color: var(--brand-deep);
            margin-bottom: 18px;
            letter-spacing: -0.01em;
        }
        .alt-body p {
            color: var(--muted);
            font-size: 1rem;
            line-height: 1.9;
            margin-bottom: 28px;
        }
        .alt-body .updates-list {
            margin-bottom: 30px;
        }
        .alt-body .updates-list li {
            display: flex;
            gap: 14px;
            align-items: flex-start;
            font-size: 0.95rem;
            line-height: 1.8;
            padding: 12px 0;
            border-bottom: 1px solid rgba(23, 32, 29, 0.06);
            color: var(--ink);
        }
        .alt-body .updates-list li:last-child {
            border-bottom: none;
        }
        .alt-body .updates-list li::before {
            content: "";
            flex-shrink: 0;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
            margin-top: 12px;
        }
        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 15px;
            font-weight: 600;
            color: var(--brand);
            transition: all 0.3s ease;
        }
        .text-link svg {
            transition: transform 0.3s ease;
        }
        .text-link:hover {
            color: var(--accent);
        }
        .text-link:hover svg {
            transform: translateX(5px);
        }
        .alt-row:nth-child(even) .alt-media {
            order: 2;
        }

        /* ============ SCENARIO / 适用场景 ============ */
        .scenario-section {
            background: var(--brand-deep);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .scenario-section::before {
            content: "";
            position: absolute;
            width: 600px;
            height: 600px;
            border-radius: 50%;
            background: rgba(193, 155, 108, 0.1);
            top: -250px;
            right: -150px;
            filter: blur(60px);
        }
        .scenario-section .container {
            position: relative;
            z-index: 2;
        }
        .scenario-section .section__head h2 {
            color: #fff;
        }
        .scenario-section .section__head p {
            color: rgba(255, 255, 255, 0.72);
        }
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
            margin-top: 48px;
        }
        .scenario-item {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius);
            padding: 34px 30px;
            transition: background 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }
        .scenario-item:hover {
            background: rgba(255, 255, 255, 0.09);
            border-color: var(--accent);
            transform: translateY(-4px);
        }
        .scenario-item .num {
            font-family: var(--font-en);
            font-size: 28px;
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 12px;
            display: block;
            line-height: 1;
        }
        .scenario-item h3 {
            font-size: 1.2rem;
            color: #fff;
            margin-bottom: 12px;
            font-weight: 600;
        }
        .scenario-item p {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.95rem;
            line-height: 1.85;
        }

        /* ============ CREATIVE DATA / 公告节奏 ============ */
        .cadence {
            background: #faf8f3;
            border-bottom: 1px solid var(--line);
        }
        .cadence .container {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 40px;
            align-items: center;
        }
        .cadence .cadence-title {
            grid-column: span 1;
            padding-right: 10px;
        }
        .cadence .cadence-title h2 {
            font-size: clamp(1.6rem, 2.2vw, 2.2rem);
            color: var(--brand-deep);
            margin-bottom: 12px;
            font-weight: 700;
            line-height: 1.3;
        }
        .cadence .cadence-title p {
            color: var(--muted);
            font-size: 0.95rem;
            line-height: 1.8;
        }
        .cadence-item {
            padding-left: 30px;
            border-left: 1px solid var(--line);
        }
        .cadence-item .step-index {
            font-family: var(--font-en);
            color: var(--accent);
            font-size: 13px;
            font-weight: 700;
            margin-bottom: 10px;
            display: block;
        }
        .cadence-item h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--brand);
            margin-bottom: 8px;
            letter-spacing: 0.2px;
        }
        .cadence-item p {
            color: var(--muted);
            font-size: 0.9rem;
            line-height: 1.75;
        }

        /* ============ FAQ ============ */
        .faq-section {
            background: var(--bg);
        }
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            align-items: start;
        }
        .faq-item {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 30px;
            transition: box-shadow 0.3s ease, border-color 0.3s ease;
        }
        .faq-item:hover {
            border-color: rgba(193, 155, 108, 0.5);
            box-shadow: var(--shadow-hover);
        }
        .faq-item h3 {
            font-size: 1.05rem;
            color: var(--brand-deep);
            margin-bottom: 12px;
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-weight: 600;
        }
        .faq-item h3::before {
            content: "问";
            display: inline-flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--brand-soft);
            color: var(--brand);
            font-size: 12px;
            margin-top: 2px;
            font-weight: 700;
        }
        .faq-item p {
            color: var(--muted);
            font-size: 0.95rem;
            padding-left: 34px;
            line-height: 1.85;
        }

        /* ============ CTA / CONTACT ============ */
        .cta-section {
            background: var(--surface);
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }
        .cta-box {
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
            padding: 24px 0;
        }
        .cta-box h2 {
            font-size: clamp(1.8rem, 2.6vw, 2.5rem);
            color: var(--brand-deep);
            margin-bottom: 18px;
            font-weight: 700;
            line-height: 1.3;
        }
        .cta-box p {
            color: var(--muted);
            font-size: 1.05rem;
            margin-bottom: 32px;
        }
        .cta-btns {
            display: flex;
            gap: 18px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn--primary {
            background: var(--accent);
            color: var(--brand-deep);
            border: 1px solid transparent;
            padding: 13px 34px;
            font-size: 0.95rem;
            font-weight: 600;
            border-radius: 5px;
            box-shadow: 0 2px 8px rgba(193, 155, 108, 0.3);
        }
        .btn--primary:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(193, 155, 108, 0.36);
        }
        .btn--outline {
            border: 1px solid rgba(23, 32, 29, 0.25);
            color: var(--brand);
            background: transparent;
            padding: 13px 34px;
            font-size: 0.95rem;
            border-radius: 5px;
        }
        .btn--outline:hover {
            border-color: var(--brand);
            background: var(--brand-soft);
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--brand-deep);
            color: rgba(255, 255, 255, 0.8);
            padding-top: 80px;
            padding-bottom: 30px;
        }
        .footer__main {
            display: grid;
            grid-template-columns: 2fr 1.2fr 1.2fr;
            gap: 50px;
            margin-bottom: 50px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer__brand .brand {
            margin-bottom: 18px;
        }
        .footer__brand p {
            font-size: 0.9rem;
            line-height: 1.9;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 16px;
        }
        .site-footer h4 {
            font-size: 16px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.95);
            margin-bottom: 21px;
            letter-spacing: 0.5px;
        }
        .footer__links li {
            margin-bottom: 12px;
        }
        .footer__links a {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.62);
            transition: color 0.3s ease, padding-left 0.3s ease;
        }
        .footer__links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer__bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer__bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
            line-height: 1.7;
        }

        /* ============ MODAL 表单弹层 ============ */
        .modal-overlay {
            position: fixed;
            inset: 0;
            background: rgba(12, 40, 35, 0.45);
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.4s ease, visibility 0.4s ease;
            z-index: 3000;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }
        .modal-overlay.active {
            opacity: 1;
            visibility: visible;
        }
        .modal-box {
            background: var(--surface);
            width: 100%;
            max-width: 540px;
            border-radius: 8px;
            padding: 42px;
            position: relative;
            transform: translateY(20px);
            transition: transform 0.4s ease;
            box-shadow: 0 30px 80px rgba(12, 40, 35, 0.2);
        }
        .modal-overlay.active .modal-box {
            transform: translateY(0);
        }
        .modal-close {
            position: absolute;
            top: 18px;
            right: 18px;
            width: 34px;
            height: 34px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(23, 32, 29, 0.05);
            color: var(--ink);
            font-size: 20px;
            line-height: 1;
            transition: background 0.3s ease, transform 0.3s ease;
            z-index: 5;
        }
        .modal-close:hover {
            background: rgba(23, 32, 29, 0.1);
            transform: rotate(90deg);
        }
        .modal-box h3 {
            font-size: 1.6rem;
            color: var(--brand-deep);
            margin-bottom: 8px;
            font-weight: 700;
            padding-right: 30px;
        }
        .modal-box .modal-sub {
            color: var(--muted);
            font-size: 0.9rem;
            padding-bottom: 22px;
            border-bottom: 1px solid var(--line);
            margin-bottom: 26px;
            line-height: 1.7;
        }
        .form-group {
            margin-bottom: 18px;
        }
        .form-group label {
            font-size: 14px;
            font-weight: 600;
            display: block;
            margin-bottom: 6px;
            color: var(--ink);
        }
        .form-group label .optional {
            font-weight: 400;
            color: var(--muted);
            font-size: 12px;
            margin-left: 4px;
        }
        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            border: 1px solid rgba(23, 32, 29, 0.16);
            border-radius: 5px;
            background: #fff;
            padding: 11px 14px;
            font-size: 15px;
            color: var(--ink);
            outline: none;
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
            min-height: 44px;
        }
        .form-group textarea {
            min-height: 96px;
            resize: vertical;
        }
        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(193, 155, 108, 0.15);
        }
        .form-row {
            margin-top: 10px;
        }
        .btn--submit {
            background: var(--brand-deep);
            color: #fff;
            border: none;
            border-radius: 5px;
            padding: 12px 28px;
            font-weight: 600;
            font-size: 15px;
            transition: all 0.3s ease;
        }
        .btn--submit:hover {
            background: var(--brand);
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(12, 40, 35, 0.18);
        }
        .privacy-note {
            font-size: 12px;
            color: var(--muted);
            line-height: 1.7;
            margin-top: 16px;
            padding-top: 16px;
            border-top: 1px dashed var(--line);
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            .main-nav {
                order: 3;
                width: 100%;
                display: none;
            }
            .main-nav.open {
                display: block;
                padding-top: 12px;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 4px;
                padding: 8px 0;
            }
            .main-nav a {
                display: block;
                padding: 11px 12px;
                font-size: 15px;
                border-radius: 4px;
            }
            .main-nav a:hover {
                background: rgba(255, 255, 255, 0.08);
            }
            .main-nav a.active {
                background: rgba(193, 155, 108, 0.1);
            }
            .site-header.scrolled .main-nav a.active {
                background: rgba(193, 155, 108, 0.15);
                color: var(--brand);
            }
            .main-nav a::after,
            .main-nav a.active::before {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-toggle.active span:nth-child(1) {
                transform: translateY(7px) rotate(45deg);
                background: var(--accent);
            }
            .nav-toggle.active span:nth-child(2) {
                opacity: 0;
            }
            .nav-toggle.active span:nth-child(3) {
                transform: translateY(-7px) rotate(-45deg);
                background: var(--accent);
            }
            .alt-row,
            .alt-row:nth-child(even) {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .alt-row:nth-child(even) .alt-media {
                order: 0;
            }
            .alt-media img {
                height: 300px;
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
            .cadence .container {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .cadence-inner {
                grid-column: span 1;
            }
            .cadence-item {
                padding: 18px 0 10px 0;
                border-left: none;
                border-top: 1px solid var(--line);
            }
        }
        @media (max-width: 768px) {
            .header__inner {
                gap: 10px;
                padding-top: 12px;
                padding-bottom: 12px;
            }
            .header__actions {
                gap: 4px;
            }
            .btn--header {
                display: none;
            }
            .page-hero__inner {
                padding: 150px 0 70px;
            }
            .footer__main {
                grid-template-columns: 1fr;
                gap: 34px;
                padding-bottom: 30px;
            }
            .footer__bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .scenario-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .cta-btns {
                flex-direction: column;
            }
            .alt-media img {
                height: 240px;
            }
            .section__head {
                margin-bottom: 34px;
            }
            .section__head p,
            .alt-body p {
                font-size: 15px;
            }
            .modal-box {
                padding: 28px 20px;
            }
        }
        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 1.8rem;
            }
            .page-hero .lead {
                font-size: 15px;
            }
            .faq-item {
                padding: 22px 18px;
            }
            .faq-item p {
                padding-left: 0;
                margin-top: 6px;
            }
            .cta-btns .btn,
            .cta-btns a {
                width: 100%;
            }
        }

/* roulang page: category2 */
:root{
  --bg:#F6F3EC;
  --surface:#FFFDF8;
  --brand:#1F463D;
  --brand-deep:#0C2823;
  --brand-soft:#E5ECE6;
  --accent:#C19B6C;
  --accent-hover:#D4B082;
  --ink:#17201D;
  --muted:#66736E;
  --line:rgba(23,32,29,0.12);
  --line-light:rgba(255,255,255,0.18);
  --error:#A64E42;
  --radius:6px;
  --shadow:0 10px 30px rgba(12,40,35,0.06);
  --font-cn:"PingFang SC","Hiragino Sans GB","Source Han Sans SC","Microsoft YaHei",sans-serif;
  --font-en:Inter,"SF Pro Display","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-cn);background:var(--bg);color:var(--ink);line-height:1.8;-webkit-font-smoothing:antialiased;font-size:16px}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{font-family:inherit;background:none;border:none;cursor:pointer}
input,textarea,select{font-family:inherit;border:none;outline:none}
.container{max-width:1280px;width:calc(100% - 48px);margin:0 auto}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:0 22px;height:48px;border-radius:var(--radius);font-size:15px;font-weight:600;line-height:1;transition:all .3s ease;white-space:nowrap;border:1px solid transparent}
.btn--primary{background:var(--accent);color:#17201d}
.btn--primary:hover{background:var(--accent-hover);color:#0c2823;transform:translateY(-2px)}
.btn--outline{border-color:rgba(255,255,255,.4);color:#fff;background:rgba(255,255,255,.04)}
.btn--outline:hover{border-color:#fff;background:rgba(255,255,255,.1)}
.btn--sm{height:40px;padding:0 18px;font-size:14px}
.btn--header{background:var(--accent);color:#17201d}
.btn--header:hover{background:var(--accent-hover);color:#0c2823}
.btn--dark{background:var(--brand);color:#fff}
.btn--dark:hover{background:var(--brand-deep);color:#fff}

/* header */
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(12,40,35,0.42);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid rgba(255,255,255,0.12);transition:background .35s ease,border-color .35s ease,box-shadow .35s ease}
.site-header.scrolled{background:rgba(246,243,236,0.92);border-bottom-color:rgba(23,32,29,0.06);box-shadow:0 6px 24px rgba(23,32,29,0.06)}
.site-header.scrolled .brand,
.site-header.scrolled .brand-dot,
.site-header.scrolled .main-nav a,
.site-header.scrolled .icon-btn{color:var(--ink)}
.site-header.scrolled .icon-btn{border-color:rgba(23,32,29,.16)}
.header__inner{display:flex;align-items:center;justify-content:space-between;height:78px;gap:24px}
.brand{display:inline-flex;align-items:center;gap:11px;color:#fff;font-size:20px;font-weight:700;letter-spacing:.04em;transition:color .3s ease}
.brand-dot{width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;background:var(--accent);color:#0c2823;border-radius:4px;font-size:17px;font-weight:700;letter-spacing:0}
.main-nav ul{display:flex;align-items:center;gap:8px}
.main-nav li{position:relative}
.main-nav a{display:inline-block;padding:8px 10px;color:rgba(255,255,255,0.92);font-size:15px;font-weight:500;border-bottom:2px solid transparent;transition:color .3s ease,border-color .3s ease}
.main-nav a::after{content:"";position:absolute;left:10px;bottom:3px;width:0;height:2px;background:var(--accent);transition:width .3s ease}
.main-nav a:hover::after{width:calc(100% - 20px)}
.main-nav a.active{color:var(--accent-hover)}
.main-nav a.active::after{width:calc(100% - 20px)}
.header__actions{display:flex;align-items:center;gap:14px}
.icon-btn{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;color:#fff;border:1px solid rgba(255,255,255,.22);border-radius:4px;transition:all .3s ease;background:rgba(255,255,255,.04)}
.icon-btn:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.4)}
.nav-toggle{display:none;width:42px;height:42px;flex-direction:column;align-items:center;justify-content:center;gap:5px;border-radius:4px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18)}
.nav-toggle span{display:block;width:20px;height:2px;background:#fff;transition:all .3s ease}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.scrolled .nav-toggle{background:rgba(23,32,29,.04);border-color:rgba(23,32,29,.16)}
.scrolled .nav-toggle span{background:var(--ink)}

/* hero */
.page-hero{position:relative;padding:190px 0 110px;color:#fff;background-image:linear-gradient(105deg,rgba(12,40,35,.94) 0%,rgba(15,45,38,.84) 42%,rgba(12,40,35,.72) 100%),url("/assets/images/backpic/back-1.webp");background-size:cover;background-position:center;overflow:hidden}
.page-hero::after{content:"";position:absolute;right:-120px;bottom:-120px;width:440px;height:440px;border:1px solid rgba(255,255,255,.12);border-radius:50%;pointer-events:none}
.page-hero::before{content:"";position:absolute;left:8%;bottom:12%;width:180px;height:180px;border:1px solid rgba(193,155,108,.26);border-radius:50%;pointer-events:none}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.66);margin-bottom:40px;position:relative;z-index:2}
.breadcrumb a{color:rgba(255,255,255,.82);transition:color .3s ease}
.breadcrumb a:hover{color:var(--accent-hover)}
.breadcrumb span{color:rgba(255,255,255,.45)}
.breadcrumb .current{color:#fff;font-weight:500}
.hero__inner{max-width:1040px;position:relative;z-index:2}
.hero__tag{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(193,155,108,.5);color:#e7c99c;font-size:14px;padding:7px 14px;border-radius:30px;background:rgba(193,155,108,.06);margin-bottom:22px;letter-spacing:.02em}
.page-hero h1{font-size:clamp(2.6rem,5.4vw,4.2rem);font-weight:700;line-height:1.18;letter-spacing:.01em;color:#fff;max-width:900px}
.page-hero h1 .highlight{color:var(--accent-hover);font-weight:700}
.page-hero .hero__sub{font-size:clamp(1.02rem,1.4vw,1.18rem);line-height:1.9;color:rgba(255,255,255,.84);max-width:760px;margin-top:22px}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px}
.hero__meta{display:flex;flex-wrap:wrap;gap:26px;margin-top:52px;padding-top:26px;border-top:1px solid rgba(255,255,255,.16)}
.hero__meta li{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.78)}
.hero__meta li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent)}

/* common section */
.section{padding:clamp(72px,10vw,130px) 0}
.section--surface{background:var(--bg)}
.section--tint{background:var(--brand-soft)}
.section-head{max-width:780px;margin-bottom:52px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-size:14px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;margin-bottom:16px}
.eyebrow::before{content:"";display:inline-block;width:30px;height:2px;background:var(--accent)}
.section-head h2{font-size:clamp(1.9rem,3.4vw,3rem);font-weight:700;line-height:1.3;color:var(--brand-deep);letter-spacing:-.01em}
.section-head p{margin-top:16px;font-size:17px;color:var(--muted);line-height:1.9}

/* steps timeline */
.steps-section{background:var(--bg);position:relative}
.steps-section::before{content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);width:100%;height:1px;background:rgba(23,32,29,.06)}
.timeline{position:relative;margin-top:30px}
.timeline::before{content:"";position:absolute;left:128px;top:10px;bottom:10px;width:1px;background:linear-gradient(to bottom,rgba(193,155,108,.8),rgba(31,70,61,.2))}
.timeline__item{position:relative;display:grid;grid-template-columns:100px 60px 1fr;margin-bottom:18px}
.timeline__item:last-child{margin-bottom:0}
.timeline__no{font-family:var(--font-en);font-size:clamp(2rem,3.6vw,3.2rem);line-height:1;color:rgba(193,155,108,.68);font-weight:700;text-align:right}
.timeline__marker{display:flex;justify-content:center;position:relative}
.timeline__marker span{width:16px;height:16px;background:#fff;border:3px solid var(--accent);border-radius:50%;margin-top:10px}
.timeline__content{background:var(--surface);border:1px solid rgba(23,32,29,.1);border-radius:4px;padding:26px 30px;transition:all .3s ease}
.timeline__content:hover{border-color:rgba(193,155,108,.55);box-shadow:var(--shadow);transform:translateY(-3px)}
.timeline__content h3{color:var(--brand-deep);font-size:clamp(1.12rem,1.6vw,1.35rem);font-weight:700;margin-bottom:10px}
.timeline__content p{color:var(--muted);line-height:1.9;font-size:15.5px}
.timeline__tag{display:inline-block;background:var(--brand-soft);color:var(--brand);padding:4px 10px;border-radius:4px;font-size:13px;font-weight:600;margin-bottom:12px}

/* module intro */
.module-overview{display:grid;grid-template-columns:2.2fr 1fr 1.2fr;gap:18px;align-items:stretch}
.module-card{position:relative;background:var(--surface);border:1px solid rgba(23,32,29,.1);border-radius:4px;padding:28px;overflow:hidden;transition:all .3s ease}
.module-card:hover{border-color:rgba(193,155,108,.6);transform:translateY(-4px);box-shadow:var(--shadow)}
.module-card__index{position:absolute;right:20px;top:16px;font-family:var(--font-en);font-size:4rem;line-height:1;color:rgba(23,32,29,.045);font-weight:800}
.module-card h3{color:var(--brand-deep);font-size:1.25rem;font-weight:700;position:relative;z-index:2;margin-bottom:14px}
.module-card p{color:var(--muted);font-size:15px;line-height:1.85;position:relative;z-index:2}
.module-card::before{content:"";display:block;width:36px;height:2px;background:var(--accent);margin-bottom:24px;transition:width .3s ease}
.module-card:hover::before{width:64px}
.module-card__link{display:inline-flex;align-items:center;gap:6px;margin-top:20px;color:var(--brand);font-size:14px;font-weight:600;position:relative;z-index:2;transition:gap .3s ease}
.module-card__link:hover{gap:12px;color:var(--accent)}

/* alternating features */
.feature-block{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,6vw,80px);align-items:center;margin-bottom:clamp(56px,7vw,90px)}
.feature-block:last-child{margin-bottom:0}
.feature-media{position:relative;border-radius:4px;overflow:hidden;box-shadow:var(--shadow)}
.feature-media img{width:100%;aspect-ratio:16/11;object-fit:cover;transition:transform .6s ease}
.feature-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 74%,rgba(12,40,35,.24));pointer-events:none}
.feature-block:hover .feature-media img{transform:scale(1.03)}
.feature-copy .feature-index{font-family:var(--font-en);font-size:15px;font-weight:700;color:var(--accent);letter-spacing:.14em;text-transform:uppercase;display:block;margin-bottom:10px}
.feature-copy h3{font-size:clamp(1.45rem,2.4vw,2.1rem);font-weight:700;color:var(--brand-deep);line-height:1.5;margin-bottom:18px}
.feature-copy p{color:var(--muted);font-size:16px;line-height:2;margin-bottom:16px}
.feature-copy ul{display:grid;gap:10px;margin-top:18px}
.feature-copy li{display:flex;gap:12px;align-items:flex-start;color:var(--ink);font-size:15px}
.feature-copy li::before{content:"";width:20px;height:20px;flex:none;margin-top:5px;background:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"><circle cx="10" cy="10" r="9" fill="%23E5ECE6"/><path d="M6.2 10.8 8.8 13.4 13.8 7.4" stroke="%231F463D" stroke-width="1.6" fill="none"/></svg>') center/contain no-repeat}

/* notice */
.notice-wrap{background:var(--brand-deep);border-radius:8px;padding:clamp(30px,5vw,64px);color:#fff;position:relative;overflow:hidden}
.notice-wrap::after{content:"";position:absolute;right:-80px;top:-80px;width:220px;height:220px;border:1px solid rgba(255,255,255,.1);border-radius:50%}
.notice-grid{display:grid;grid-template-columns:1.1fr 1.6fr;gap:clamp(30px,5vw,64px);position:relative;z-index:2}
.notice-wrap h2{color:#fff;font-size:clamp(1.8rem,3vw,2.5rem);line-height:1.35;margin-bottom:18px}
.notice-wrap>div>p{color:rgba(255,255,255,.72);font-size:16px;line-height:2}
.notice-list{display:grid;gap:12px}
.notice-list li{display:grid;grid-template-columns:36px 1fr;gap:16px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:4px;padding:20px 18px;transition:border-color .3s ease,background .3s ease}
.notice-list li:hover{background:rgba(255,255,255,.07);border-color:rgba(193,155,108,.55)}
.notice-list i{width:36px;height:36px;display:flex;align-items:center;justify-content:center;background:rgba(193,155,108,.15);border-radius:4px;color:var(--accent-hover);font-style:normal;font-family:var(--font-en);font-weight:700}
.notice-list strong{color:#fff;font-weight:600}
.notice-list span{display:block;margin-top:4px;font-size:14.5px;line-height:1.7;color:rgba(255,255,255,.68)}

/* faq */
.faq-section{background:var(--bg)}
.faq-layout{display:grid;grid-template-columns:.9fr 1.7fr;gap:clamp(30px,5vw,70px);margin-top:10px}
.faq-side .faside-sticky{position:sticky;top:120px}
.faq-side h2{font-size:clamp(1.6rem,2.6vw,2.25rem);color:var(--brand-deep);line-height:1.4;margin-bottom:18px}
.faq-side p{color:var(--muted);font-size:15.5px;line-height:1.9}
.faq-list{display:grid;gap:14px}
.faq-item{background:var(--surface);border:1px solid rgba(23,32,29,.1);border-radius:4px;overflow:hidden;transition:border-color .3s ease,box-shadow .3s ease}
.faq-item:hover{border-color:rgba(193,155,108,.55);box-shadow:var(--shadow)}
.faq-item summary{display:flex;justify-content:space-between;gap:20px;align-items:center;padding:22px 26px;cursor:pointer;font-size:16.5px;font-weight:600;color:var(--ink);list-style:none;line-height:1.6;transition:color .3s ease}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";flex:none;width:30px;height:30px;display:flex;align-items:center;justify-content:center;font-size:21px;border:1px solid rgba(23,32,29,.15);color:var(--accent);border-radius:4px;transition:all .3s ease}
.faq-item[open] summary::after{content:"−";transform:rotate(180deg);border-color:var(--accent);background:var(--accent);color:#fff}
.faq-item[open]{border-color:rgba(193,155,108,.48)}
.faq-item .faq-body{padding:2px 28px 24px 28px;color:var(--muted);font-size:15.5px;line-height:1.95;border-top:1px dashed rgba(23,32,29,.1)}
.faq-item .faq-body p{margin-top:18px}

/* cta */
.cta-section{background:var(--brand-soft)}
.cta-wrap{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,70px);align-items:stretch}
.cta-copy{display:flex;flex-direction:column;justify-content:center}
.cta-copy h2{font-size:clamp(1.8rem,3vw,2.6rem);color:var(--brand-deep);line-height:1.35;margin-bottom:20px}
.cta-copy p{color:var(--brand);font-size:16.5px;line-height:2;opacity:.85}
.cta-copy ul{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.cta-copy li{display:inline-flex;align-items:center;gap:8px;background:var(--surface);padding:8px 16px;border-radius:4px;border:1px solid rgba(23,32,29,.08);font-size:14px;color:var(--ink)}
.cta-copy li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent)}
.contact-form{background:var(--surface);border:1px solid rgba(23,32,29,.09);border-radius:8px;padding:clamp(26px,4vw,46px);box-shadow:var(--shadow)}
.contact-form h3{font-size:1.4rem;color:var(--brand-deep);margin-bottom:8px}
.contact-form>p{color:var(--muted);font-size:15px;line-height:1.8;margin-bottom:24px}
.form-grid{display:grid;gap:16px}
.form-field{display:grid;gap:7px}
.form-field label{font-size:14px;font-weight:600;color:var(--ink)}
.form-field input,.form-field textarea,.form-field select{background:#fff;border:1px solid rgba(23,32,29,.16);border-radius:4px;padding:12px 14px;min-height:46px;font-size:15px;color:var(--ink);width:100%;transition:border-color .3s ease,box-shadow .3s ease;line-height:1.5}
.form-field textarea{min-height:110px;resize:vertical}
.form-field input:focus,.form-field textarea:focus,.form-field select:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(193,155,108,.18);outline:none}
.form-field input:hover,.form-field textarea:hover,.form-field select:hover{border-color:rgba(31,70,61,.36)}
.form-submit{margin-top:10px;display:flex;align-items:center;gap:14px}
.privacy-note{margin-top:18px;padding-top:14px;border-top:1px solid rgba(23,32,29,.08);font-size:13px;color:var(--muted);line-height:1.7}

/* footer */
.site-footer{background:var(--brand-deep);color:rgba(255,255,255,.76);padding:clamp(56px,7vw,92px) 0 0}
.footer__main{display:grid;grid-template-columns:1.8fr 1fr 1fr;gap:clamp(34px,6vw,80px);padding-bottom:52px;border-bottom:1px solid rgba(255,255,255,.1)}
.site-footer .brand{font-size:22px;margin-bottom:20px;display:inline-flex}
.footer__brand p{max-width:420px;line-height:2;font-size:15px;color:rgba(255,255,255,.62)}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:24px;font-weight:600}
.footer__links{display:grid;gap:12px}
.footer__links a{color:rgba(255,255,255,.66);font-size:15px;transition:color .3s ease,padding-left .3s ease;display:inline-block}
.footer__links a:hover{color:var(--accent-hover);padding-left:6px}
.footer__bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding:24px 0 30px;font-size:14px;color:rgba(255,255,255,.5)}

/* responsive */
@media(max-width:1024px){
  .header__inner{height:70px}
  .main-nav{position:fixed;top:70px;left:0;right:0;background:rgba(246,243,236,.98);box-shadow:0 12px 30px rgba(12,40,35,.08);border-bottom:1px solid rgba(23,32,29,.08);padding:0 24px;display:none;max-height:calc(100vh - 70px);overflow-y:auto}
  .main-nav.open{display:block}
  .main-nav ul{display:grid;padding:20px 0}
  .main-nav a{color:var(--ink);font-size:16px;padding:14px 0;border-bottom:1px solid rgba(23,32,29,.06)}
  .main-nav a.active{color:var(--accent)}
  .nav-toggle{display:flex}
  .header__actions .btn--header{display:inline-flex}
  .page-hero{padding:150px 0 84px}
  .hero__meta{gap:16px}
  .module-overview{grid-template-columns:1fr 1fr}
  .faq-layout{grid-template-columns:1fr}
  .faside-sticky{position:static}
  .cta-wrap{grid-template-columns:1fr}
}
@media(max-width:768px){
  .container{width:calc(100% - 40px)}
  .page-hero{padding:140px 0 70px}
  .page-hero h1{font-size:clamp(2.1rem,8vw,3rem)}
  .header__actions .btn--header{display:none}
  .timeline::before{left:33px}
  .timeline__item{grid-template-columns:44px 18px 1fr}
  .timeline__no{font-size:1.25rem;text-align:left}
  .timeline__marker span{margin-left:-2px;width:13px;height:13px}
  .timeline__content{padding:20px 18px}
  .module-overview{grid-template-columns:1fr}
  .feature-block{grid-template-columns:1fr}
  .feature-media{order:-1}
  .notice-wrap{padding:30px 24px}
  .notice-grid{grid-template-columns:1fr}
  .footer__main{grid-template-columns:1fr}
  .footer__bottom{display:grid;justify-content:center;text-align:center}
  .footer__brand p{max-width:100%}
  .hero__actions .btn{width:100%}
  .btn__wrap{display:grid;width:100%;grid-template-columns:1fr}
}
@media(max-width:520px){
  .container{width:calc(100% - 32px)}
  .header__inner{height:64px}
  .main-nav{top:64px}
  .brand{font-size:17px;gap:8px}
  .brand-dot{width:29px;height:29px;font-size:15px}
  .icon-btn{width:38px;height:38px}
  .nav-toggle{width:38px;height:38px}
  .page-hero{padding:125px 0 60px}
  .breadcrumb{margin-bottom:26px}
  .hero__sub{margin-top:18px}
  .section{padding:64px 0}
  .section-head{margin-bottom:38px}
  .timeline__content h3{font-size:1.05rem}
  .timeline__content p,.feature-copy p{font-size:15px}
  .faq-item summary{font-size:15px;padding:17px 18px}
  .faq-item .faq-body{padding:0 18px 20px}
  .contact-form{padding:22px 18px}
  .form-submit{display:grid;width:100%}
  .btn[type="submit"]{width:100%}
}

/* roulang page: category4 */
:root {
  --bg: #F6F3EC;
  --surface: #FFFDF8;
  --brand: #1F463D;
  --brand-deep: #0C2823;
  --brand-soft: #E5ECE6;
  --accent: #C19B6C;
  --accent-hover: #D4B082;
  --ink: #17201D;
  --muted: #66736E;
  --line: rgba(23, 32, 29, 0.12);
  --line-light: rgba(255, 255, 255, 0.18);
  --error: #A64E42;
  --shadow: 0 10px 30px rgba(12, 40, 35, 0.06);
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 12px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  margin: 0;
  font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.is-lock {
  overflow: hidden;
}

img {
  max-width: 100%;
  display: block;
  border: 0;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.25s ease, background 0.25s ease, border-color 0.25s ease;
}

a:hover,
a:focus-visible {
  outline: none;
}

button,
input {
  font: inherit;
  color: inherit;
  border: none;
  background: none;
}

button {
  cursor: pointer;
}

.container {
  width: min(1280px, calc(100% - 48px));
  margin: 0 auto;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  color: inherit;
  border: 1px solid transparent;
  transition: background 0.25s ease, border-color 0.25s ease, color 0.25s ease;
}

.icon-btn:hover,
.icon-btn:focus-visible {
  background: rgba(255, 255, 255, 0.11);
  border-color: rgba(255, 255, 255, 0.18);
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(12, 40, 35, 0.48);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line-light);
  color: #F6F1E7;
  transition: background 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease, color 0.35s ease;
}

.site-header.is-scrolled {
  background: rgba(250, 247, 241, 0.92);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-bottom-color: rgba(23, 32, 29, 0.06);
  box-shadow: 0 6px 24px rgba(23, 32, 29, 0.06);
  color: var(--ink);
}

.header__inner {
  display: flex;
  align-items: center;
  min-height: 72px;
  gap: 32px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 650;
  letter-spacing: 0.02em;
  color: inherit;
  white-space: nowrap;
}

.brand-dot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 3px;
  background: var(--accent);
  color: var(--brand-deep);
  font-weight: 700;
}

.main-nav {
  margin-left: auto;
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-nav a {
  position: relative;
  display: block;
  padding: 10px 13px;
  font-size: 15px;
  line-height: 1.4;
  color: rgba(246, 241, 231, 0.9);
  transition: color 0.25s ease;
}

.site-header.is-scrolled .main-nav a {
  color: rgba(23, 32, 29, 0.78);
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 13px;
  right: 13px;
  bottom: 4px;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.28s ease;
}

.main-nav a:hover::after,
.main-nav a:focus-visible::after,
.main-nav a.active::after {
  transform: scaleX(1);
}

.main-nav a:hover,
.main-nav a:focus-visible,
.main-nav a.active {
  color: #ffffff;
}

.site-header.is-scrolled .main-nav a:hover,
.site-header.is-scrolled .main-nav a:focus-visible,
.site-header.is-scrolled .main-nav a.active {
  color: var(--brand);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: 8px;
}

.header__actions .icon-btn {
  color: #F6F1E7;
  border-color: rgba(255, 255, 255, 0.15);
}

.site-header.is-scrolled .header__actions .icon-btn {
  color: var(--ink);
  border-color: rgba(23, 32, 29, 0.12);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--radius-md);
  font-weight: 600;
  text-align: center;
  border: 1px solid transparent;
  transition: background 0.25s ease, border-color 0.25s ease, color 0.25s ease, transform 0.2s ease, box-shadow 0.25s ease;
}

.btn--header {
  min-height: 40px;
  padding: 8px 18px;
  border-color: rgba(255, 255, 255, 0.24);
  color: #F6F1E7;
  font-size: 14px;
  background: transparent;
}

.site-header.is-scrolled .btn--header {
  border-color: rgba(23, 32, 29, 0.16);
  color: var(--ink);
}

.btn--header:hover,
.btn--header:focus-visible {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--brand-deep);
}

.nav-toggle {
  display: none;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 4px 0;
  background: currentColor;
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.page-hero {
  position: relative;
  min-height: 62vh;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 178px 0 84px;
  background-color: var(--brand-deep);
  background-size: cover;
  background-position: center 30%;
  color: #F6F1E7;
  overflow: hidden;
  isolation: isolate;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(12, 40, 35, 0.84) 0%, rgba(12, 40, 35, 0.68) 43%, rgba(12, 40, 35, 0.28) 100%);
  z-index: -1;
  pointer-events: none;
}

.page-hero__content {
  width: min(1100px, calc(100% - 48px));
  margin: 0 auto;
}

.breadcrumb {
  margin-bottom: 24px;
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 14px;
  color: rgba(246, 241, 231, 0.68);
}

.breadcrumb li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.breadcrumb li + li::before {
  content: "/";
  color: rgba(246, 241, 231, 0.3);
}

.breadcrumb a {
  color: rgba(246, 241, 231, 0.8);
  transition: color 0.25s ease;
}

.breadcrumb a:hover,
.breadcrumb a:focus-visible {
  color: var(--accent-hover);
}

.breadcrumb [aria-current="page"] {
  color: var(--accent-hover);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--accent);
}

.page-hero__title {
  margin: 0;
  font-size: clamp(2.2rem, 4.6vw, 4rem);
  font-weight: 650;
  line-height: 1.16;
  letter-spacing: -0.01em;
  max-width: 960px;
}

.page-hero__lead {
  max-width: 720px;
  margin: 24px 0 0;
  color: rgba(246, 241, 231, 0.82);
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.9;
}

.seg {
  padding: clamp(80px, 9vw, 132px) 0;
}

.seg + .seg {
  border-top: 1px solid var(--line);
}

.seg-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 44px;
}

.seg-head--stack {
  display: block;
}

.seg-head__left {
  max-width: 760px;
}

.section-index {
  display: block;
  font-size: 13px;
  font-weight: 650;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 12px;
}

.seg-head h2,
.seg-title {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.015em;
  color: var(--ink);
}

.seg-head p {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.85;
  max-width: 640px;
}

.faq-panel {
  max-width: 980px;
  margin: 0 auto;
}

.faq-panel details {
  border-bottom: 1px solid var(--line);
}

.faq-panel details summary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  padding: 26px 8px;
  list-style: none;
  cursor: pointer;
  font-size: 18px;
  font-weight: 580;
  color: var(--ink);
  transition: color 0.25s ease, padding-left 0.25s ease;
}

.faq-panel details summary::-webkit-details-marker {
  display: none;
}

.faq-panel details summary::after {
  content: "+";
  flex: 0 0 auto;
  font-size: 24px;
  font-weight: 350;
  color: var(--accent);
  line-height: 1;
  transform: translateY(-2px);
  transition: transform 0.3s ease, color 0.3s ease;
}

.faq-panel details[open] summary {
  color: var(--brand);
  padding-left: 4px;
}

.faq-panel details[open] summary::after {
  transform: rotate(45deg);
}

.faq-panel .faq-answer {
  max-width: 900px;
  padding: 0 36px 30px 24px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.9;
}

.faq-note {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 48px auto 0;
  max-width: 840px;
  padding: 18px 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  color: var(--muted);
  font-size: 14px;
}

.faq-note strong {
  color: var(--brand);
  font-weight: 600;
  white-space: nowrap;
}

.type-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 20px;
}

.type-card {
  position: relative;
  background: var(--surface);
  border: 1px solid rgba(23, 32, 29, 0.1);
  border-radius: var(--radius-md);
  padding: 32px 26px 28px;
  overflow: hidden;
  transition: background 0.25s ease, border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}

.type-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 28px;
  bottom: 28px;
  width: 2px;
  background: var(--accent);
  opacity: 0.55;
  transition: opacity 0.25s ease, height 0.25s ease;
}

.type-card:hover {
  background: #ffffff;
  border-color: rgba(193, 155, 108, 0.6);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.type-card::before {
  opacity: 0.8;
}

.type-card__index {
  display: block;
  margin-bottom: 18px;
  font-size: 13px;
  font-weight: 650;
  letter-spacing: 0.14em;
  color: var(--accent);
}

.type-card h3 {
  margin: 0 0 12px;
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
}

.type-card p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

.flow-block {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(40px, 6vw, 84px);
  align-items: center;
}

.flow-media {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--brand-soft);
  border: 1px solid rgba(23, 32, 29, 0.08);
}

.flow-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.flow-media figcaption {
  padding: 14px 18px;
  background: var(--surface);
  font-size: 13px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.flow-list {
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.flow-list li {
  position: relative;
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 12px;
  padding: 0 0 26px;
}

.flow-list li:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 19px;
  top: 34px;
  bottom: 0;
  width: 1px;
  background: rgba(23, 32, 29, 0.12);
}

.flow-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--brand);
  color: #F6F1E7;
  font-size: 15px;
  font-weight: 650;
  line-height: 40px;
}

.flow-list h3 {
  margin: 4px 0 6px;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--ink);
}

.flow-list p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

.note-strip {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 28px;
  padding: 22px 28px;
  border: 1px solid rgba(193, 155, 108, 0.45);
  background: rgba(193, 155, 108, 0.08);
  border-radius: var(--radius-md);
  margin-top: 46px;
}

.note-strip p {
  margin: 0;
  color: var(--ink);
  font-size: 15px;
}

.note-strip a {
  position: relative;
  color: var(--brand);
  font-weight: 600;
  font-size: 15px;
  white-space: nowrap;
}

.note-strip a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 1px;
  background: var(--accent);
  transform: scaleX(1);
  transform-origin: left center;
  transition: transform 0.25s ease;
}

.note-strip a:hover::after,
.note-strip a:focus-visible::after {
  transform: scaleX(0);
}

.cta-banner {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
  padding: clamp(36px, 5vw, 64px);
  background: var(--brand-deep);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  color: #F6F1E7;
}

.cta-banner::before {
  content: "";
  position: absolute;
  right: -80px;
  top: -140px;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.1);
  pointer-events: none;
}

.cta-banner h2 {
  margin: 0 0 14px;
  font-size: clamp(1.6rem, 2.6vw, 2.4rem);
  font-weight: 600;
  line-height: 1.35;
}

.cta-banner p {
  margin: 0;
  color: rgba(246, 241, 231, 0.78);
  font-size: 16px;
  line-height: 1.9;
}

.cta-banner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.btn--primary,
.btn--ghost {
  min-height: 46px;
  padding: 10px 20px;
  font-size: 15px;
}

.btn--primary {
  background: var(--accent);
  color: var(--brand-deep);
  border-color: var(--accent);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(193, 155, 108, 0.22);
}

.btn--ghost {
  background: transparent;
  color: #F6F1E7;
  border-color: rgba(255, 255, 255, 0.34);
}

.btn--ghost:hover,
.btn--ghost:focus-visible {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.72);
  transform: translateY(-2px);
}

.btn--line {
  background: transparent;
  color: var(--ink);
  border-color: rgba(23, 32, 29, 0.28);
}

.btn--line:hover,
.btn--line:focus-visible {
  border-color: var(--brand);
  background: var(--brand);
  color: #F6F1E7;
}

.site-footer {
  background: var(--brand-deep);
  color: rgba(246, 241, 231, 0.8);
  padding: 70px 0 30px;
}

.footer__main {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 0.8fr) minmax(0, 0.8fr);
  gap: 48px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__brand .brand {
  color: #F6F1E7;
  font-size: 20px;
  margin-bottom: 16px;
}

.footer__brand p {
  margin: 18px 0 0;
  color: rgba(246, 241, 231, 0.62);
  font-size: 14px;
  line-height: 1.9;
  max-width: 480px;
}

.site-footer h4 {
  color: #f6f1e7;
  font-size: 15px;
  font-weight: 600;
  margin: 6px 0 16px;
}

.footer__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.footer__links a {
  color: rgba(246, 241, 231, 0.66);
  font-size: 14px;
  transition: color 0.25s ease, padding-left 0.25s ease;
}

.footer__links a:hover,
.footer__links a:focus-visible {
  color: var(--accent-hover);
  padding-left: 5px;
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 26px;
  color: rgba(246, 241, 231, 0.4);
  font-size: 13px;
}

.footer__bottom p {
  margin: 0;
}

.search-overlay {
  position: fixed;
  inset: 0;
  z-index: 150;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 130px 20px 0;
  background: rgba(12, 40, 35, 0.5);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.search-overlay.is-open {
  opacity: 1;
  visibility: visible;
}

.search-panel {
  width: min(680px, 100%);
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: 28px 26px;
  box-shadow: 0 18px 54px rgba(12, 40, 35, 0.2);
}

.search-panel__title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 20px;
}

.search-form {
  display: flex;
  gap: 12px;
  border-top: 1px solid var(--line);
  padding-top: 20px;
}

.search-form input {
  flex: 1;
  min-height: 48px;
  padding: 12px 16px;
  background: #fff;
  border: 1px solid rgba(23, 32, 29, 0.16);
  border-radius: var(--radius-md);
  color: var(--ink);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.search-form input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(193, 155, 108, 0.18);
}

.search-form .btn {
  min-height: 48px;
}

.search-close {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--muted);
  border: 1px solid transparent;
  transition: background 0.25s ease, color 0.25s ease;
}

.search-close:hover,
.search-close:focus-visible {
  background: var(--brand-soft);
  color: var(--ink);
}

@media (max-width: 1024px) {
  .container {
    width: min(100% - 40px, 1280px);
  }

  .header__inner {
    gap: 20px;
  }

  .main-nav a {
    padding: 10px 9px;
    font-size: 14px;
  }

  .header__actions {
    gap: 5px;
  }

  .type-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 860px) {
  .main-nav {
    position: fixed;
    top: 70px;
    left: 20px;
    right: 20px;
    z-index: 110;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    padding: 8px 14px 14px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.28s ease, transform 0.28s ease, visibility 0.28s ease;
    box-shadow: 0 24px 50px rgba(23, 32, 29, 0.14);
  }

  .main-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .main-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .main-nav a,
  .site-header.is-scrolled .main-nav a,
  .main-nav a.active {
    display: block;
    padding: 13px 4px;
    color: var(--ink);
    border-bottom: 1px solid var(--line);
    border-radius: 0;
  }

  .main-nav li:last-child a {
    border-bottom: none;
  }

  .main-nav a::after {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 4px;
    color: inherit;
    border: 1px solid transparent;
    transition: background 0.25s ease;
  }

  .nav-toggle:hover {
    background: rgba(255, 255, 255, 0.11);
  }

  .site-header.is-scrolled .nav-toggle:hover {
    background: var(--brand-soft);
  }

  .btn--header {
    display: none;
  }
}

@media (max-width: 768px) {
  .page-hero {
    min-height: auto;
    padding: 148px 0 64px;
  }

  .seg-head {
    display: block;
  }

  .seg-head p {
    margin-top: 12px;
  }

  .type-grid {
    grid-template-columns: 1fr;
  }

  .type-card {
    padding: 28px 22px;
  }

  .flow-block {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .cta-banner {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 30px 24px;
  }

  .footer__main {
    grid-template-columns: 1fr 1fr;
    gap: 36px 28px;
  }

  .footer__brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 520px) {
  .container {
    width: calc(100% - 24px);
  }

  .header__inner {
    min-height: 64px;
    gap: 8px;
  }

  .brand {
    font-size: 16px;
  }

  .brand-dot {
    width: 32px;
    height: 32px;
  }

  .page-hero {
    padding-top: 136px;
  }

  .page-hero__title {
    font-size: 30px;
  }

  .page-hero__lead {
    font-size: 16px;
  }

  .breadcrumb {
    font-size: 13px;
  }

  .seg {
    padding: 60px 0;
  }

  .seg-head h2,
  .seg-title {
    font-size: 25px;
  }

  .faq-panel details summary {
    font-size: 16px;
    padding: 20px 2px;
  }

  .faq-panel .faq-answer {
    padding: 0 4px 22px;
    font-size: 15px;
  }

  .faq-note {
    flex-direction: column;
    gap: 8px;
    padding: 16px 16px;
  }

  .type-card {
    padding: 24px 18px;
  }

  .flow-media img {
    aspect-ratio: 4 / 4;
  }

  .note-strip {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 18px;
  }

  .cta-banner {
    padding: 26px 18px;
  }

  .cta-banner__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn--primary,
  .btn--ghost {
    width: 100%;
  }

  .footer__main {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .search-panel {
    padding: 20px 16px;
  }

  .search-form {
    flex-direction: column;
  }

  .search-form .btn {
    width: 100%;
  }
}