/* ============================================================
   阳澄湖大闸蟹 · 旗舰官网
   设计系统：奢华食材 / 东方美学 / 极简秩序
   —————————————————————————————————————————————
   色板
   --ink       深墨（底）
   --ink-2     墨褐
   --paper     象牙白（底）
   --paper-2   宣纸
   --gold      金秋琥珀（主点缀）
   --gold-2    鎏金
   --crab      蟹红
   --crab-d    深蟹红
   ============================================================ */

:root{
  --ink:#0d1117;
  --ink-2:#151b23;
  --ink-3:#1f2730;
  --paper:#faf6ec;
  --paper-2:#f2ebda;
  --paper-3:#e9dfc7;
  --gold:#b98a2f;
  --gold-2:#e0b65a;
  --gold-dim:rgba(185,138,47,.42);
  --crab:#a13d2c;
  --crab-d:#7d2a1e;
  --crab-soft:#c96a4f;
  --text:#262014;
  --text-2:#6d614c;
  --text-3:#948873;
  --line:rgba(38,32,20,.12);
  --line-inv:rgba(240,232,214,.16);
  --shadow:0 30px 60px -25px rgba(20,16,8,.35);
  --radius:18px;
  --ff-serif:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;
  --ff-sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --container:1240px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- Reset & Base ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--ff-sans);
  color:var(--text);
  background:var(--paper);
  line-height:1.75;
  font-size:16px;
  letter-spacing:.02em;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img,svg,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
a,button{-webkit-tap-highlight-color:transparent}
ul{list-style:none}
button{font:inherit;cursor:pointer;background:none;border:none}
::selection{background:var(--gold);color:#fff}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar{width:10px}
::-webkit-scrollbar-track{background:var(--paper)}
::-webkit-scrollbar-thumb{background:var(--gold-dim);border-radius:6px}
::-webkit-scrollbar-thumb:hover{background:var(--gold)}

/* ---------- Typography ---------- */
h1,h2,h3,h4{font-family:var(--ff-serif);font-weight:600;line-height:1.32;letter-spacing:.04em}
.display{font-family:var(--ff-serif);font-weight:700}
.serif{font-family:var(--ff-serif)}
.zh-huge{
  font-size:clamp(2.4rem,7vw,5.2rem);
  line-height:1.18;
  letter-spacing:.06em;
}
.zh-xl{font-size:clamp(1.7rem,4vw,2.8rem)}
.zh-lg{font-size:clamp(1.35rem,2.6vw,1.9rem)}
.zh-md{font-size:clamp(1.05rem,1.8vw,1.35rem)}

/* ---------- Layout ---------- */
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:clamp(20px,5vw,48px)}
.section{padding-block:clamp(72px,10vw,140px)}
.section--dark{background:var(--ink);color:var(--paper)}
.section--paper{background:var(--paper)}
.section--paper2{background:var(--paper-2)}

/* ---------- Section head ---------- */
.sec-head{max-width:760px;margin-bottom:clamp(44px,6vw,84px)}
.sec-head.center{margin-inline:auto;text-align:center}
.kicker{
  display:inline-flex;align-items:center;gap:12px;
  font-size:.82rem;letter-spacing:.42em;color:var(--gold);
  font-family:var(--ff-serif);font-weight:600;
  text-transform:uppercase;
}
.kicker::before{content:"";width:34px;height:1px;background:var(--gold)}
.kicker.center::before{display:none}
.sec-head.center .kicker::after{content:"";width:34px;height:1px;background:var(--gold)}
.sec-title{margin-top:18px}
.sec-sub{margin-top:18px;color:var(--text-2);max-width:640px;font-size:1.02rem}
.sec-head.center .sec-sub{margin-inline:auto}
.sec-head .line{
  width:56px;height:2px;background:linear-gradient(90deg,var(--gold),transparent);
  margin-top:22px;
}
.sec-head.center .line{margin-inline:auto;background:linear-gradient(90deg,transparent,var(--gold),transparent)}

/* ---------- Top bar ---------- */
.topbar{
  background:var(--ink);
  color:rgba(240,232,214,.72);
  font-size:.78rem;letter-spacing:.14em;
  padding:.55rem 0;
  border-bottom:1px solid var(--line-inv);
}
.topbar .container{display:flex;justify-content:space-between;align-items:center;gap:16px}
.topbar a:hover{color:var(--gold-2)}

/* ---------- Header ---------- */
.header{
  position:sticky;top:0;z-index:100;
  background:rgba(13,17,23,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-inv);
  transition:background .4s var(--ease);
}
.header.scrolled{background:rgba(9,12,16,.94);box-shadow:0 18px 40px -20px rgba(0,0,0,.6)}
/* 老内核不支持毛玻璃时退化为实色底，保证页头文字可读 */
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){
  .header{background:rgba(9,12,16,.96)}
}
.header .container{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand{display:flex;align-items:center;gap:14px}
.brand-mark{
  width:42px;height:42px;border:1px solid var(--gold);
  color:var(--gold-2);display:grid;place-items:center;
  font-family:var(--ff-serif);font-size:1.3rem;font-weight:700;
  border-radius:10px;background:linear-gradient(140deg,rgba(185,138,47,.16),rgba(185,138,47,0));
}
.brand-name{font-family:var(--ff-serif);font-weight:700;color:#fff;font-size:1.16rem;letter-spacing:.14em}
.brand-sub{display:block;font-family:var(--ff-sans);font-size:.6rem;letter-spacing:.5em;color:var(--gold-2);margin-top:2px;font-weight:400}
.nav{display:flex;align-items:center;gap:clamp(18px,3vw,40px)}
.nav a{
  color:rgba(240,232,214,.85);font-size:.92rem;letter-spacing:.16em;
  position:relative;padding-block:6px;font-family:var(--ff-serif);
}
.nav a::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:1px;
  background:var(--gold-2);transition:width .35s var(--ease);
}
.nav a:hover,.nav a.active{color:var(--gold-2)}
.nav a:hover::after,.nav a.active::after{width:100%}
.header-cta{display:flex;align-items:center;gap:18px}
.hotline{color:#fff;font-family:var(--ff-serif);letter-spacing:.06em;font-size:.95rem}
.hotline small{display:block;font-family:var(--ff-sans);font-size:.62rem;letter-spacing:.34em;color:var(--gold-2)}
.nav-toggle{display:none;flex-direction:column;gap:6px;padding:8px}
.nav-toggle span{width:26px;height:2px;background:#fff;transition:.3s}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:12px;
  padding:.95em 2.1em;font-size:.92rem;letter-spacing:.2em;
  font-family:var(--ff-serif);font-weight:600;color:#fff;
  background:var(--gold);border-radius:2px;
  position:relative;overflow:hidden;transition:.35s var(--ease);
}
.btn::before{
  content:"";position:absolute;top:0;right:0;bottom:0;left:0;inset:0;
  background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.35) 50%,transparent 70%);
  transform:translateX(-120%);transition:.6s var(--ease);
}
.btn:hover::before{transform:translateX(120%)}
.btn:hover{background:var(--gold-2);color:var(--ink);box-shadow:0 14px 34px -12px rgba(224,182,90,.6)}
.btn--ghost{background:transparent;border:1px solid var(--gold);color:var(--gold-2)}
.btn--ghost:hover{background:var(--gold);color:#fff}
.btn--dark{background:var(--ink);color:var(--paper)}
.btn--dark:hover{background:#262d37;color:#fff}
.btn--block{width:100%;justify-content:center}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100vh;min-height:calc(var(--vh,1vh)*100);min-height:100svh;background:var(--ink);color:var(--paper);overflow:hidden;display:flex;align-items:center}
.hero-bg{position:absolute;top:0;right:0;bottom:0;left:0;inset:0;overflow:hidden}
.hero-bg img,.hero-bg video{position:absolute;top:0;right:0;bottom:0;left:0;inset:0;width:100%;height:100%;object-fit:cover}
.hero-bg img{z-index:0;opacity:.32}
.hero-bg video{z-index:1;opacity:1}
.hero-bg::after{z-index:2}
.hero-bg::after{
  content:"";position:absolute;top:0;right:0;bottom:0;left:0;inset:0;
  background:
    radial-gradient(80% 60% at 70% 20%,rgba(185,138,47,.14),transparent 60%),
    linear-gradient(180deg,rgba(13,17,23,.35),rgba(13,17,23,.7) 60%,var(--ink));
}
.watermark{
  position:absolute;right:-2vw;top:50%;transform:translateY(-54%);
  font-family:var(--ff-serif);font-weight:700;
  font-size:clamp(16rem,38vw,34rem);
  line-height:1;color:transparent;
  -webkit-text-stroke:1px rgba(240,232,214,.07);
  user-select:none;pointer-events:none;
}
.hero-inner{position:relative;z-index:2;padding-block:clamp(90px,12vh,140px)}
.hero .kicker{color:var(--gold-2)}
.hero h1{margin-top:26px}
.hero h1 .accent{
  color:transparent;background:linear-gradient(120deg,var(--gold-2),var(--crab-soft));
  -webkit-background-clip:text;background-clip:text;
}
.hero-sub{margin-top:26px;max-width:560px;color:rgba(240,232,214,.78);font-size:1.06rem}
.hero-cta{margin-top:44px;display:flex;gap:18px;flex-wrap:wrap}
.hero-meta{margin-top:64px;display:flex;gap:clamp(28px,6vw,72px);flex-wrap:wrap;border-top:1px solid var(--line-inv);padding-top:30px}
.hero-meta div{font-family:var(--ff-serif)}
.hero-meta b{display:block;font-size:1.7rem;color:var(--gold-2);font-weight:600;letter-spacing:.04em}
.hero-meta span{font-size:.78rem;letter-spacing:.3em;color:rgba(240,232,214,.6)}
.scroll-hint{
  position:absolute;bottom:34px;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:10px;z-index:3;
  color:rgba(240,232,214,.55);font-size:.68rem;letter-spacing:.4em;
}
.scroll-hint::after{content:"";width:1px;height:52px;background:linear-gradient(var(--gold-2),transparent);animation:drip 2.2s var(--ease) infinite}
@keyframes drip{0%{transform:scaleY(0);transform-origin:top}45%{transform:scaleY(1);transform-origin:top}55%{transform:scaleY(1);transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* ---------- Trust strip ---------- */
.trust{
  background:var(--paper);
  border-bottom:1px solid var(--line);
  padding-block:clamp(40px,5vw,64px);
}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(24px,4vw,56px)}
.trust-item{display:flex;gap:16px;align-items:flex-start}
.trust-item svg{flex:none;width:38px;height:38px;stroke:var(--gold);fill:none;stroke-width:1.4}
.trust-item b{font-family:var(--ff-serif);font-size:1.02rem;display:block}
.trust-item p{font-size:.84rem;color:var(--text-2);margin-top:4px}

/* ---------- Split story ---------- */
.split{display:grid;grid-template-columns:1.02fr 1fr;gap:clamp(40px,7vw,96px);align-items:center}
.split.reverse .split-media{order:2}
.split-num{
  font-family:var(--ff-serif);font-size:.86rem;letter-spacing:.4em;color:var(--gold);
  display:flex;align-items:center;gap:14px;margin-bottom:22px;
}
.split-num::before{content:"";width:30px;height:1px;background:var(--gold)}
.split p{color:var(--text-2);margin-top:18px}
.split .btn{margin-top:34px}
.feature-list{margin-top:26px}
.feature-list li{
  display:flex;gap:14px;align-items:flex-start;padding:14px 0;
  border-bottom:1px dashed var(--line);font-size:.96rem;
}
.feature-list li:last-child{border-bottom:none}
.feature-list svg{flex:none;width:20px;height:20px;stroke:var(--gold);fill:none;stroke-width:1.8;margin-top:5px}

/* ---------- Media slot (image/video placeholders) ---------- */
.media{
  position:relative;border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(150deg,var(--paper-3),var(--paper-2));
  box-shadow:var(--shadow);
  aspect-ratio:4/3;
}
.media img,.media video{width:100%;height:100%;object-fit:cover}
.media .slot-label{
  position:absolute;top:0;right:0;bottom:0;left:0;inset:0;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:8px;text-align:center;padding:24px;
}
.media .slot-label b{font-family:var(--ff-serif);font-weight:500;letter-spacing:.24em;color:var(--text-3);font-size:.9rem}
.media .slot-label span{font-size:.72rem;letter-spacing:.16em;color:var(--text-3)}
.media .slot-label svg{width:44px;height:44px;stroke:var(--gold-dim);fill:none;stroke-width:1.2;margin-bottom:6px}
.media.loaded .slot-label{display:none}
.media.media--ink{background:linear-gradient(150deg,var(--ink-3),var(--ink-2));box-shadow:0 30px 60px -25px rgba(0,0,0,.5)}
.media.media--ink .slot-label b,.media.media--ink .slot-label span{color:rgba(240,232,214,.4)}
.media.media--ink .slot-label svg{stroke:rgba(224,182,90,.4)}
.media-frame::after{
  content:"";position:absolute;top:18px;right:18px;bottom:18px;left:18px;inset:18px;border:1px solid var(--gold-dim);border-radius:12px;pointer-events:none;z-index:1;
}
.media.media--ink.media-frame::after{border-color:rgba(224,182,90,.35)}

/* ---------- Products ---------- */
.products-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(18px,2.4vw,28px)}
.card{
  background:#fff;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);transition:transform .5s var(--ease),box-shadow .5s var(--ease);
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-8px);box-shadow:var(--shadow);border-color:transparent}
.card-media{position:relative;aspect-ratio:4/3}
.card-media .media{border-radius:0;height:100%}
.card-badge{
  position:absolute;top:14px;left:14px;z-index:2;
  background:var(--crab);color:#fff;font-size:.7rem;letter-spacing:.2em;
  padding:.4em 1em;border-radius:999px;font-family:var(--ff-serif);
}
.card-body{padding:26px 26px 30px;display:flex;flex-direction:column;flex:1}
.card-body h3{font-size:1.22rem}
.card-body p{color:var(--text-2);font-size:.9rem;margin-top:10px;flex:1}
.card-foot{display:flex;align-items:center;justify-content:space-between;margin-top:22px}
.price{font-family:var(--ff-serif)}
.price b{font-size:1.5rem;color:var(--crab-d);font-weight:700}
.price small{color:var(--text-3);font-size:.8rem;margin-right:4px}
.card-link{color:var(--gold);font-size:.84rem;letter-spacing:.16em;font-family:var(--ff-serif)}
.card-link:hover{color:var(--crab)}

/* ---------- Features / craft ---------- */
.craft-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(18px,2.4vw,28px)}
.craft{
  background:rgba(250,246,236,.035);border:1px solid var(--line-inv);
  border-radius:var(--radius);padding:clamp(26px,3vw,40px) clamp(22px,3vw,32px);
  transition:.4s var(--ease);position:relative;overflow:hidden;
}
.craft::before{
  content:"";position:absolute;left:0;top:0;width:100%;height:3px;
  background:linear-gradient(90deg,var(--gold),transparent);opacity:0;transition:.4s;
}
.craft:hover{background:rgba(185,138,47,.08);transform:translateY(-6px)}
.craft:hover::before{opacity:1}
.craft .no{
  font-family:var(--ff-serif);font-size:.78rem;letter-spacing:.3em;color:var(--gold);
}
.craft h3{margin-top:18px;font-size:1.14rem;color:#fff}
.craft p{margin-top:12px;font-size:.9rem;color:rgba(240,232,214,.66)}
.craft svg{width:40px;height:40px;stroke:var(--gold-2);fill:none;stroke-width:1.3;margin-top:6px}

/* ---------- Process timeline ---------- */
.timeline{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.timeline::before{
  content:"";position:absolute;top:27px;left:5%;right:5%;height:1px;
  background:linear-gradient(90deg,var(--gold-dim),var(--gold),var(--gold-dim));
}
.t-step{position:relative;text-align:center;padding-top:76px}
.t-step::before{
  content:"";position:absolute;top:12px;left:50%;transform:translateX(-50%);
  width:32px;height:32px;border-radius:50%;
  border:1px solid var(--gold);background:var(--paper);
  display:grid;place-items:center;
}
.t-step::after{content:attr(data-n);position:absolute;top:12px;left:50%;transform:translateX(-50%);font-family:var(--ff-serif);color:var(--gold);font-size:.8rem;line-height:32px;font-weight:600}
.t-step h3{font-size:1.05rem;margin-bottom:8px}
.t-step p{font-size:.86rem;color:var(--text-2)}

/* ---------- Quote / testimonial ---------- */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(18px,2.6vw,30px)}
.quote{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:clamp(28px,3vw,44px);position:relative;
}
.quote::before{
  content:"“";position:absolute;top:6px;left:22px;
  font-family:var(--ff-serif);font-size:5rem;color:var(--gold-dim);line-height:1;
}
.quote p{font-size:.96rem;color:var(--text-2);margin-top:12px}
.quote footer{margin-top:24px;display:flex;align-items:center;gap:14px}
.quote .avatar{
  width:46px;height:46px;border-radius:50%;flex:none;
  background:linear-gradient(140deg,var(--gold-2),var(--crab));
  display:grid;place-items:center;color:#fff;font-family:var(--ff-serif);font-weight:700;
}
.quote footer b{font-family:var(--ff-serif);font-size:.95rem}
.quote footer span{display:block;font-size:.76rem;color:var(--text-3);letter-spacing:.12em}
.stars{color:var(--gold);letter-spacing:4px;font-size:.9rem;margin-top:16px}

/* ---------- News ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(18px,2.6vw,30px)}
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;transition:.45s var(--ease);
}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.news-card .media{aspect-ratio:16/10;border-radius:0}
.news-body{padding:26px;display:flex;flex-direction:column;flex:1}
.news-date{font-size:.76rem;letter-spacing:.2em;color:var(--gold);font-family:var(--ff-serif)}
.news-body h3{font-size:1.08rem;margin-top:10px}
.news-body p{color:var(--text-2);font-size:.88rem;margin-top:10px;flex:1}
.news-more{margin-top:18px;color:var(--crab);font-size:.84rem;letter-spacing:.14em;font-family:var(--ff-serif)}
.news-more:hover{color:var(--gold)}

/* ---------- Article (single post) ---------- */
.article{max-width:760px;margin-inline:auto}
.article .lead{font-size:1.08rem;color:var(--text);margin-top:8px}
.article h2{font-size:clamp(1.35rem,2.8vw,1.8rem);margin-top:clamp(40px,6vw,64px);color:var(--ink);line-height:1.4}
.article h3{font-family:var(--ff-serif);font-size:1.12rem;margin-top:28px;color:var(--crab-d);letter-spacing:.04em}
.article p{margin-top:18px;color:var(--text-2);font-size:1.02rem}
.article ul.article-list{margin-top:18px;display:flex;flex-direction:column;gap:12px}
.article ul.article-list li{position:relative;padding-left:26px;color:var(--text-2);font-size:1.02rem}
.article ul.article-list li::before{content:"";position:absolute;left:0;top:.66em;width:9px;height:9px;border-radius:50%;background:var(--gold)}
.article .note{margin-top:24px;padding:18px 22px;border-left:3px solid var(--gold);background:var(--paper-2);border-radius:0 10px 10px 0;color:var(--text-2);font-size:.96rem}
.article-cover{margin:36px 0 8px;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.article-cover img{width:100%;height:auto;display:block}
.article-meta{margin-top:18px;font-size:.82rem;letter-spacing:.14em;color:var(--gold);font-family:var(--ff-serif)}
.article-back{margin-top:56px;padding-top:30px;border-top:1px solid var(--line)}

/* ---------- CTA banner ---------- */
.cta-banner{
  position:relative;background:var(--ink);color:var(--paper);overflow:hidden;text-align:center;
  padding-block:clamp(80px,10vw,150px);
}
.cta-banner::before{
  content:"蟹";position:absolute;left:50%;top:50%;transform:translate(-50%,-52%);
  font-family:var(--ff-serif);font-weight:700;font-size:clamp(14rem,34vw,30rem);
  -webkit-text-stroke:1px rgba(240,232,214,.05);color:transparent;
}
.cta-banner .inner{position:relative;z-index:2;max-width:720px;margin-inline:auto}
.cta-banner p{margin-top:20px;color:rgba(240,232,214,.72)}
.cta-banner .hero-cta{justify-content:center}

/* ---------- Footer ---------- */
.footer{background:#090c10;color:rgba(240,232,214,.66)}
.footer-main{padding-block:clamp(64px,8vw,100px) 40px;display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:clamp(32px,4vw,60px)}
.footer h4{color:#fff;font-size:1rem;letter-spacing:.18em;margin-bottom:24px}
.footer-links li{margin-bottom:12px}
.footer-links a{font-size:.9rem;transition:.3s}
.footer-links a:hover{color:var(--gold-2);padding-left:6px}
.footer .brand-sub{color:var(--gold)}
.footer-tagline{margin-top:20px;font-size:.88rem;max-width:300px;color:rgba(240,232,214,.5)}
.footer-contact li{display:flex;gap:12px;margin-bottom:16px;font-size:.9rem}
.footer-contact svg{width:18px;height:18px;stroke:var(--gold);fill:none;stroke-width:1.6;flex:none;margin-top:4px}
.qr{width:128px;height:128px;border:1px solid var(--line-inv);border-radius:12px;display:grid;place-items:center;color:rgba(240,232,214,.35);font-size:.72rem;letter-spacing:.14em;background:rgba(255,255,255,.03)}
.footer-bottom{border-top:1px solid var(--line-inv);padding-block:22px;display:flex;flex-wrap:wrap;gap:12px 30px;justify-content:space-between;font-size:.78rem;letter-spacing:.06em}
.footer-bottom a:hover{color:var(--gold-2)}

/* ---------- Page hero (inner pages) ---------- */
.page-hero{
  position:relative;background:var(--ink);color:var(--paper);overflow:hidden;
  padding-block:clamp(90px,12vh,130px);
}
.page-hero::before{
  content:attr(data-char);position:absolute;right:-1vw;top:50%;transform:translateY(-56%);
  font-family:var(--ff-serif);font-weight:700;font-size:clamp(12rem,30vw,26rem);
  -webkit-text-stroke:1px rgba(240,232,214,.06);color:transparent;line-height:1;
}
.page-hero .crumbs{font-size:.82rem;letter-spacing:.2em;color:rgba(240,232,214,.5)}
.page-hero .crumbs a:hover{color:var(--gold-2)}
.page-hero h1{margin-top:22px;font-size:clamp(2rem,5vw,3.4rem)}
.page-hero p{margin-top:18px;max-width:640px;color:rgba(240,232,214,.72)}

/* ---------- Timeline for about ---------- */
.history{position:relative;max-width:880px;margin-inline:auto;padding-left:44px}
.history::before{content:"";position:absolute;left:10px;top:6px;bottom:6px;width:1px;background:var(--gold-dim)}
.h-entry{position:relative;padding-bottom:52px}
.h-entry:last-child{padding-bottom:0}
.h-entry::before{
  content:"";position:absolute;left:-44px;top:8px;width:15px;height:15px;
  border-radius:50%;background:var(--paper);border:2px solid var(--gold);
}
.h-entry b{font-family:var(--ff-serif);color:var(--gold);letter-spacing:.14em;font-weight:600}
.h-entry h3{margin-top:10px;font-size:1.2rem}
.h-entry p{margin-top:8px;color:var(--text-2);font-size:.92rem}

/* ---------- Product detail ---------- */
.prod-list{display:flex;flex-direction:column;gap:clamp(40px,6vw,72px)}
.prod-row{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(32px,5vw,72px);align-items:center}
.prod-row:nth-child(even) .prod-media{order:2}
.prod-spec{margin-top:22px;border-top:1px solid var(--line);padding-top:18px}
.prod-spec li{display:flex;justify-content:space-between;font-size:.9rem;padding:10px 0;border-bottom:1px dashed var(--line);color:var(--text-2)}
.prod-spec li b{color:var(--text);font-family:var(--ff-serif);font-weight:600}

/* ---------- Forms ---------- */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:.84rem;letter-spacing:.14em;color:var(--text-2);font-family:var(--ff-serif)}
.field input,.field select,.field textarea{
  font:inherit;padding:.9em 1em;border:1px solid var(--line);border-radius:8px;
  background:#fff;color:var(--text);transition:.3s;width:100%;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(185,138,47,.14);
}
/* 去掉 iOS 输入框默认内阴影 */
.field input,.field textarea{-webkit-appearance:none}
.field.full{grid-column:1/-1}
.field textarea{min-height:140px;resize:vertical}
.form-wrap{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:clamp(30px,4vw,54px);box-shadow:var(--shadow);
}
.contact-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(32px,5vw,64px);align-items:start}
.contact-info .craft{background:var(--paper);border-color:var(--line);margin-bottom:16px}
.contact-info .craft h3{color:var(--text)}
.contact-info .craft p{color:var(--text-2)}
.contact-info .craft svg{stroke:var(--gold)}

/* ---------- FAQ ---------- */
.faq{max-width:860px;margin-inline:auto}
.faq-item{border:1px solid var(--line);border-radius:14px;background:#fff;margin-bottom:14px;overflow:hidden}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;
  padding:22px 26px;text-align:left;font-family:var(--ff-serif);font-size:1.05rem;font-weight:600;
}
.faq-q .arrow{flex:none;transition:transform .4s var(--ease);color:var(--gold)}
.faq-item.open .arrow{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .5s var(--ease)}
.faq-a p{padding:0 26px 26px;color:var(--text-2);font-size:.94rem}

/* ---------- Breadcrumb-ish links ---------- */
.link-more{text-align:center;margin-top:52px}
.link-more a{color:var(--gold);letter-spacing:.2em;font-family:var(--ff-serif);font-size:.9rem;border-bottom:1px solid var(--gold);padding-bottom:4px}
.link-more a:hover{color:var(--crab);border-color:var(--crab)}

/* ---------- Reveal animation ---------- */
[data-reveal]{opacity:0;transform:translateY(34px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
[data-reveal].in{opacity:1;transform:none}
[data-reveal="left"]{transform:translateX(-40px)}
[data-reveal="right"]{transform:translateX(40px)}
[data-reveal="zoom"]{transform:scale(.94)}
[data-reveal].in{transform:none}
[data-reveal].d-1{transition-delay:.08s}
[data-reveal].d-2{transition-delay:.16s}
[data-reveal].d-3{transition-delay:.24s}
[data-reveal].d-4{transition-delay:.32s}
[data-reveal].d-5{transition-delay:.4s}

@media (prefers-reduced-motion:reduce){
  [data-reveal]{opacity:1;transform:none;transition:none}
  .hero-bg img,.hero-bg video{opacity:.32}
}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .nav{display:none;position:fixed;top:0;right:0;bottom:0;left:0;inset:0;flex-direction:column;justify-content:center;gap:34px;background:rgba(9,12,16,.97);z-index:200}
  .nav.open{display:flex}
  .nav a{font-size:1.3rem}
  .nav-toggle{display:flex;z-index:210}
  .nav-toggle.open span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .nav-toggle.open span:nth-child(2){opacity:0}
  .nav-toggle.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
  .trust-grid,.craft-grid,.timeline{grid-template-columns:1fr 1fr}
  .timeline::before{display:none}
  .t-step{padding-top:0;text-align:left}
  .t-step::before{left:0;transform:none}
  .t-step::after{left:0;transform:none}
  .t-step{padding-left:56px}
  .products-grid,.news-grid,.quotes{grid-template-columns:1fr 1fr}
  .split,.prod-row{grid-template-columns:1fr}
  .split.reverse .split-media{order:0}
  .prod-row:nth-child(even) .prod-media{order:0}
  .footer-main{grid-template-columns:1fr 1fr}
  .contact-grid,.form-grid{grid-template-columns:1fr}
  .topbar .tb-right{display:none}
}
@media (max-width:640px){
  .products-grid,.news-grid,.quotes,.trust-grid,.craft-grid,.timeline{grid-template-columns:1fr}
  .footer-main{grid-template-columns:1fr}
  .hero-cta .btn{width:100%;justify-content:center}
  .header .container{height:66px}
  /* 页头订购按钮在手机上保持可见（紧凑版），不再隐藏 */
  .header-cta .btn{padding:.62em 1.1em;font-size:.8rem;letter-spacing:.12em}
  .header-cta{gap:12px}
  .nav-toggle{padding:12px}
  /* 品牌字在小屏收紧，防止英文副标题撑出横向滚动 */
  .brand-mark{width:36px;height:36px;font-size:1.1rem}
  .brand-name{font-size:1rem}
  .brand-sub{font-size:.56rem;letter-spacing:.3em}
  /* 长 kicker 在小屏收紧字距，防止溢出 */
  .kicker{font-size:.76rem;letter-spacing:.26em}
  .kicker::before,.sec-head.center .kicker::after{width:22px}
  .topbar{font-size:.72rem;letter-spacing:.08em}
}
/* 矮屏（横屏手机）隐藏滚动提示，避免遮挡首屏内容 */
@media (max-height:620px){
  .scroll-hint{display:none}
}

/* ---------- 老内核兜底（主要面向微信 X5） ---------- */
/* 不支持 aspect-ratio 时给媒体区保底高度，防止图片区塌陷 */
@supports not (aspect-ratio:1/1){
  .media{min-height:240px}
  .card-media .media,.news-card .media{min-height:200px}
}
/* 不支持 flex gap 时用 margin 补间距（由 main.js 打 .no-flexgap 标记） */
.no-flexgap .hero-cta>*+*{margin-left:18px}
.no-flexgap .hero-meta>*+*{margin-left:28px}
.no-flexgap .brand>*+*{margin-left:14px}
.no-flexgap .header-cta>*+*{margin-left:12px}
.no-flexgap .nav>*+*{margin-top:34px}
.no-flexgap .trust-item>*+*{margin-left:16px}
.no-flexgap .quote footer>*+*{margin-left:14px}
.no-flexgap .faq-q>*+*{margin-left:20px}
.no-flexgap .shop-top>*+*{margin-left:16px}
.no-flexgap .shop-points li>*+*{margin-left:10px}
.no-flexgap .footer-contact li>*+*{margin-left:12px}
.no-flexgap .topbar .container>*+*{margin-left:16px}
.no-flexgap .feature-list li>*+*{margin-left:14px}
.no-flexgap .field>*+*{margin-top:8px}

/* ---------- Shop entry links (to /shop.html) ---------- */
.shop-entry{margin-top:22px;color:rgba(240,232,214,.72);font-size:.92rem;letter-spacing:.08em}
.shop-entry a{color:var(--gold-2);border-bottom:1px solid var(--gold-2);padding-bottom:2px;font-family:var(--ff-serif);letter-spacing:.14em;white-space:nowrap}
.shop-entry a:hover{color:#fff;border-color:#fff}