/* =========================================================
   江源酒庄官网 · 设计系统 (CPO 蓝图 v2 · 视觉精修)
   现代编辑式酒庄美学 / 酒红+贺兰金+鼠尾草绿 / 全端响应式
   ========================================================= */
:root{
  --ink:#1b1511; --ink-soft:#3c3027; --paper:#FAF4EA; --paper-2:#F3E9D8; --paper-3:#EAD9C2;
  --wine:#6E2A33; --wine-2:#8E3A45; --wine-deep:#3C1118; --wine-soft:#B57078;
  --gold:#C2A36B; --gold-2:#E6D6B0; --gold-deep:#9C7C3F; --gold-soft:#F1E7CF;
  --sage:#5B8C5A; --sage-soft:#E3EFE1;
  --line:#E7DCC9; --muted:#7A6A58;
  --card:#FFFFFF;
  --shadow-sm:0 2px 12px rgba(40,18,12,.06);
  --shadow:0 12px 38px rgba(40,18,12,.10);
  --shadow-lg:0 26px 70px rgba(40,18,12,.18);
  --r-sm:10px; --r:16px; --r-lg:24px;
  --serif:"Noto Serif SC","Source Han Serif SC",Georgia,"Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --maxw:1200px;
  --grad-wine:linear-gradient(135deg,#3C1118,#6E2A33 55%,#8E3A45);
  --grad-gold:linear-gradient(135deg,#9C7C3F,#C2A36B 50%,#E6D6B0);
  --grad-hero:radial-gradient(120% 120% at 80% 8%,rgba(194,163,107,.36),transparent 55%),linear-gradient(100deg,rgba(20,8,6,.88),rgba(40,16,14,.52) 60%,rgba(20,8,6,.30));
  --foil:linear-gradient(140deg,var(--gold),rgba(194,163,107,0) 60%);
}
/* ===== 深色模式 (C-7 · 2026-08-22) ===== */
[data-theme="dark"]{
  --ink:#F2E7D6; --ink-soft:#CBB9A4; --paper:#14100C; --paper-2:#1E1813; --paper-3:#2A221A;
  --wine:#B14A55; --wine-2:#C96E78; --wine-deep:#2A0C11; --wine-soft:#E2AAB0;
  --gold:#D9BF86; --gold-2:#EBD9AC; --gold-deep:#C2A36B; --gold-soft:#3A2F1C;
  --sage:#7FB07D; --sage-soft:#1B2A1A;
  --line:#342A20; --muted:#A89684;
  --card:#1E1813;
  --shadow-sm:0 2px 12px rgba(0,0,0,.35);
  --shadow:0 12px 38px rgba(0,0,0,.45);
  --shadow-lg:0 26px 70px rgba(0,0,0,.55);
  --grad-wine:linear-gradient(135deg,#2A0C11,#A8424D 55%,#C56B75);
  --grad-gold:linear-gradient(135deg,#C2A36B,#E6D6B0 50%,#F1E7CF);
  --foil:linear-gradient(140deg,var(--gold),rgba(217,191,134,0) 60%);
}
[data-theme="dark"] .mbb{background:#1E1813;border-top:1px solid var(--line)}
[data-theme="dark"] .jy-qr-box{background:var(--card);color:var(--ink)}
/* ===== 叙恒品牌色 · 视觉全案 (2026-09-13) ===== */
:root{--xuheng:#8C5A3B;--xuheng-gold:#C9A24B}
[data-theme="dark"]{--xuheng:#E8D9BE;--xuheng-gold:#D9BF86}
.brand{color:var(--xuheng)}
.brand .mark{width:30px;height:30px;border-radius:8px;background:transparent;display:block;object-fit:contain;box-shadow:none}
.mark-inverse{display:none}
[data-theme="dark"] .mark-default{display:none}
[data-theme="dark"] .mark-inverse{display:block}
[data-theme="dark"] .prod-card .pic{background:radial-gradient(circle at 50% 30%,#2A221A,#161009)}
[data-theme="dark"] .ugc .pic.prod img{background:radial-gradient(circle at 50% 35%,#241C15,#17110C)}
[data-theme="dark"] .site-header{background:rgba(20,16,12,.82);backdrop-filter:blur(8px)}
[data-theme="dark"] .prod-card{background:var(--card)}
[data-theme="dark"] .chip{color:var(--gold-2)}
[data-theme="dark"] input,
[data-theme="dark"] textarea,
[data-theme="dark"] select{background:var(--paper-2);color:var(--ink);border:1px solid var(--line)}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--paper);color:var(--ink);line-height:1.75;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--serif);line-height:1.22;font-weight:700;letter-spacing:.5px}

/* ---------- 全局质感：颗粒纹理 + 滚动进度 ---------- */
.grain{position:fixed;inset:0;z-index:9998;pointer-events:none;opacity:.04;mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.scroll-prog{position:fixed;top:0;left:0;height:3px;width:0;z-index:99;
  background:linear-gradient(90deg,var(--wine),var(--gold));transition:width .12s linear}

.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section-sm{padding:64px 0}
.muted{color:var(--muted)}
.center{text-align:center}
.grid{display:grid}
.grid.c2{grid-template-columns:1fr 1fr;gap:46px}
.grid.c3{grid-template-columns:repeat(3,1fr);gap:24px}
.grid.c4{grid-template-columns:repeat(4,1fr);gap:22px}

/* ---------- 文字层级 ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:11px;font-size:13px;letter-spacing:4px;
  color:var(--gold-deep);font-weight:700;margin-bottom:16px;text-transform:uppercase}
.eyebrow::before{content:"";width:30px;height:1px;background:linear-gradient(90deg,transparent,var(--gold-deep));display:inline-block}
.h2{font-size:clamp(27px,4.2vw,40px);color:var(--wine);margin-bottom:14px;letter-spacing:1px}
.lead{font-size:17px;color:var(--muted);max-width:760px;margin:0 auto;line-height:1.8}
.section .lead{margin-bottom:44px}
.grad-text{background:var(--grad-gold);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 30px;border-radius:40px;font-weight:600;font-size:15px;letter-spacing:.5px;
  border:1.5px solid transparent;cursor:pointer;transition:.28s cubic-bezier(.2,.7,.3,1);font-family:var(--sans);position:relative;overflow:hidden}
.btn::after{content:"";position:absolute;top:0;left:-120%;width:60%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.35),transparent);transition:.6s}
.btn:hover::after{left:140%}
.btn-primary{background:var(--grad-wine);color:#fff;box-shadow:0 8px 22px rgba(110,42,51,.34);
  border-color:rgba(194,163,107,.35)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(110,42,51,.44);border-color:rgba(230,214,176,.7)}
.btn-gold{background:var(--grad-gold);color:#3a2c10;box-shadow:0 6px 18px rgba(156,124,63,.28)}
.btn-gold:hover{transform:translateY(-3px);box-shadow:0 14px 28px rgba(156,124,63,.40);color:#2a2008}
.btn-ghost{background:transparent;border-color:var(--wine);color:var(--wine)}
.btn-ghost:hover{background:var(--wine);color:#fff;transform:translateY(-3px)}
.btn-light{background:#fff;color:var(--wine);box-shadow:var(--shadow-sm);border-color:rgba(194,163,107,.4)}
.btn-light:hover{transform:translateY(-3px);box-shadow:var(--shadow);color:var(--wine-deep)}
.btn-block{width:100%}

/* ---------- Announcement ---------- */
.announce{background:var(--grad-wine);color:#fff;font-size:13.5px;text-align:center;
  padding:10px 44px;position:relative;letter-spacing:.5px}
.announce b{color:var(--gold-2)}
.announce .close{position:absolute;right:16px;top:50%;transform:translateY(-50%);
  cursor:pointer;opacity:.65;font-size:18px;line-height:1;transition:.2s}
.announce .close:hover{opacity:1;transform:translateY(-50%) rotate(90deg)}

/* ---------- Header / Nav ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(250,246,240,.82);
  backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px;gap:8px}
.brand{display:flex;align-items:center;font-family:var(--serif);font-weight:700;font-size:22px;color:var(--wine);letter-spacing:1px;white-space:nowrap}
.brand .mark{width:36px;height:36px;border-radius:50%;background:var(--grad-wine);
  color:#fff;display:grid;place-items:center;font-size:18px;box-shadow:0 4px 12px rgba(114,47,55,.35)}
.nav-links{display:flex;align-items:center;gap:2px;flex:1 1 auto;justify-content:center}
.nav-links>li{position:relative;list-style:none}
.nav-links>li>a{display:flex;align-items:center;padding:10px 15px;font-size:15px;color:var(--ink-soft);
  border-radius:9px;font-weight:500;transition:.2s;position:relative;height:44px;white-space:nowrap}
.nav-links>li>a:hover{color:var(--wine)}
.nav-links>li>a::after{content:"";position:absolute;left:15px;right:15px;bottom:6px;height:2px;
  background:var(--grad-gold);transform:scaleX(0);transform-origin:left;transition:.25s}
.nav-links>li>a:hover::after{transform:scaleX(1)}
.mega{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(12px);
  width:660px;background:#fff;border:1px solid var(--line);border-radius:var(--r);
  box-shadow:var(--shadow-lg);padding:24px;display:grid;grid-template-columns:1fr 1fr;gap:8px 18px;
  opacity:0;visibility:hidden;transition:.24s;z-index:60}
.nav-links>li:hover .mega{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.mega a{display:block;padding:11px 12px;border-radius:10px;transition:.2s;border:1px solid transparent}
.mega a:hover{background:var(--paper-2);border-color:var(--line)}
.mega .mt{font-family:var(--serif);color:var(--wine);font-weight:700;font-size:15.5px}
.mega .ms{font-size:12.5px;color:var(--muted)}
.nav-cta{display:flex;gap:10px;align-items:center;flex:0 0 auto;white-space:nowrap}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px}
.burger span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}
.drawer{position:fixed;inset:0;z-index:100;background:rgba(20,10,8,.5);opacity:0;visibility:hidden;transition:.3s}
.drawer.open{opacity:1;visibility:visible}
.drawer-panel{position:absolute;right:0;top:0;height:100%;width:82%;max-width:360px;
  background:var(--paper);padding:80px 24px 24px;transform:translateX(100%);transition:.3s;overflow-y:auto}
.drawer.open .drawer-panel{transform:translateX(0)}
.drawer-panel a{display:block;padding:15px 6px;border-bottom:1px solid var(--line);
  font-size:17px;font-family:var(--serif);color:var(--wine)}
.drawer-close{position:absolute;top:22px;right:22px;font-size:26px;cursor:pointer;color:var(--wine)}

/* ---------- Floating action group ---------- */
.fab{position:fixed;right:22px;bottom:100px;z-index:40;display:flex;flex-direction:column;gap:13px}
.fab button{width:52px;height:52px;border-radius:50%;border:none;cursor:pointer;
  background:#fff;box-shadow:var(--shadow);font-size:22px;color:var(--wine);
  display:grid;place-items:center;transition:.25s;position:relative}
.fab button:hover{transform:scale(1.1) rotate(-6deg);background:var(--wine);color:#fff}
.fab button .tip{position:absolute;right:62px;white-space:nowrap;background:var(--ink);color:#fff;
  font-size:12px;padding:5px 11px;border-radius:7px;opacity:0;pointer-events:none;transition:.2s}
.fab button:hover .tip{opacity:1}

/* ---------- Mobile bottom buy bar ---------- */
.mbb{display:none;position:fixed;left:0;right:0;bottom:0;z-index:45;background:#fff;
  border-top:1px solid var(--line);box-shadow:0 -8px 24px rgba(0,0,0,.10);
  padding:10px 12px;gap:8px;align-items:center}
.mbb a{flex:1;text-align:center;padding:12px 4px;border-radius:12px;font-size:13px;font-weight:600}
.mbb .b2{background:var(--wine);color:#fff}
.mbb .b3{background:var(--paper-2);color:var(--wine)}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;overflow:hidden;color:#fff}
.hero video,.hero .hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.hero::after{content:"";position:absolute;inset:0;background:var(--grad-hero);z-index:1}
.hero .container{position:relative;z-index:2;padding:100px 24px}
.hero .eyebrow{color:var(--gold-2)}
.hero .eyebrow::before{background:var(--gold-2)}
.hero h1{font-size:clamp(38px,6.4vw,72px);letter-spacing:3px;text-shadow:0 4px 30px rgba(0,0,0,.35);line-height:1.1}
.hero .sub{font-size:clamp(16px,2.4vw,21px);margin:20px 0 32px;max-width:580px;color:#f3e9df;line-height:1.8}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{display:flex;gap:38px;margin-top:50px;flex-wrap:wrap}
.hero-stats .s b{font-family:var(--serif);font-size:32px;color:var(--gold-2);display:block;line-height:1.1}
.hero-stats .s span{font-size:13px;color:#e9d9cb;letter-spacing:1px}
.hero-card{position:absolute;right:5%;top:50%;transform:translateY(-50%);z-index:3;
  background:linear-gradient(160deg,rgba(60,17,24,.62),rgba(110,42,51,.42));backdrop-filter:blur(16px);
  border:1px solid rgba(230,214,176,.45);border-radius:var(--r-lg);padding:22px;width:236px;color:#fff;
  box-shadow:0 22px 60px rgba(0,0,0,.40);overflow:hidden}
.hero-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad-gold)}
.hero-card h4{font-size:15px;margin-bottom:8px;font-family:var(--sans);font-weight:600;letter-spacing:.5px}
.hero-card .price{font-family:var(--serif);font-size:28px;color:var(--gold-2)}
.hero-card .old{text-decoration:line-through;font-size:14px;opacity:.6;margin-left:6px}
.hero-card .go{margin-top:14px}
.scroll-cue{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);z-index:3;color:#fff;opacity:.8;
  font-size:12px;letter-spacing:2px;text-align:center}
.scroll-cue .dot{width:22px;height:34px;border:2px solid rgba(255,255,255,.6);border-radius:14px;margin:0 auto 8px;position:relative}
.scroll-cue .dot::after{content:"";position:absolute;left:50%;top:7px;transform:translateX(-50%);width:4px;height:6px;border-radius:3px;background:#fff;animation:cue 1.6s infinite}
@keyframes cue{0%{opacity:1;top:7px}70%{opacity:0;top:18px}100%{opacity:0}}

/* ---------- Section heading + 装饰分隔 ---------- */
.sec-head{text-align:center;margin-bottom:52px}
.sec-head .h2{margin-bottom:14px;position:relative;display:inline-block;padding-bottom:18px;font-weight:900}
.sec-head .h2::after{content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:0;width:76px;height:2px;background:var(--grad-gold);border-radius:3px}
.sec-head .h2::before{content:"";position:absolute;left:50%;bottom:-4px;transform:translateX(-50%) rotate(45deg);
  width:9px;height:9px;background:var(--gold);box-shadow:0 0 0 3px var(--paper);border-radius:1px}

/* ---------- Bento / Cards ---------- */
.bento{display:grid;gap:22px;grid-template-columns:repeat(12,1fr)}
.card{background:var(--card);border:1px solid rgba(194,163,107,.22);border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);padding:28px;transition:.35s cubic-bezier(.2,.7,.3,1);position:relative;overflow:hidden}
.card::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;
  background:var(--foil);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;opacity:.5;transition:.35s;pointer-events:none}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.card:hover::before{opacity:1}
.pillar{text-align:center}
.pillar .ico{width:62px;height:62px;border-radius:50%;background:linear-gradient(140deg,#fff,#f6ecd9);color:var(--wine);
  display:grid;place-items:center;font-size:26px;margin:0 auto 18px;border:1.5px solid var(--gold);
  box-shadow:0 8px 22px rgba(156,124,63,.20)}
.pillar h3{font-size:21px;color:var(--wine);margin-bottom:8px;font-weight:900}

/* ---------- Product card ---------- */
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.prod-card{background:#fff;border:1px solid rgba(194,163,107,.22);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--shadow-sm);transition:.35s cubic-bezier(.2,.7,.3,1);display:flex;flex-direction:column;position:relative}
.prod-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);border-color:var(--gold)}
.prod-card .pic{aspect-ratio:3/4;background:radial-gradient(circle at 50% 30%,#fbf3e6,#ecdfca);position:relative;overflow:hidden}
.prod-card .pic img{width:100%;height:100%;object-fit:contain;padding:16px;transition:.5s;filter:drop-shadow(0 16px 26px rgba(40,18,12,.20))}
.prod-card:hover .pic img{transform:scale(1.06) translateY(-4px)}
.prod-card .tag{position:absolute;top:14px;left:14px;background:var(--grad-wine);color:#fff;
  font-size:12px;padding:5px 13px;border-radius:20px;box-shadow:0 4px 12px rgba(110,42,51,.34);letter-spacing:1px}
.prod-card .body{padding:20px;display:flex;flex-direction:column;gap:11px;flex:1}
.prod-card h3{font-size:20px;color:var(--ink);font-weight:900}
.prod-card .price{color:var(--wine-deep);font-family:var(--serif);font-weight:700;font-size:21px}
.prod-card .taste{display:flex;flex-wrap:wrap;gap:7px}
.chip{background:var(--gold-soft);color:#6b5424;border-radius:20px;padding:4px 12px;font-size:12px;font-weight:600;border:1px solid rgba(194,163,107,.35)}
.chip.sage{background:var(--sage-soft);color:#3c5e3b;border-color:transparent}
.prod-card .row{margin-top:auto;display:flex;gap:9px}
.prod-card .row .btn{flex:1;padding:11px;font-size:14px}

/* ---------- Trust marquee ---------- */
.marquee{overflow:hidden;background:var(--paper-2);border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);padding:20px 0}
.marquee .track{display:flex;gap:52px;white-space:nowrap;animation:scroll 30s linear infinite;width:max-content}
.marquee:hover .track{animation-play-state:paused}
.marquee .item{font-family:var(--serif);color:var(--wine);font-size:17px;display:flex;align-items:center;gap:9px;letter-spacing:.5px}
.marquee .item::before{content:"★";color:var(--gold-deep)}
@keyframes scroll{to{transform:translateX(-50%)}}

/* ---------- Scenario / quick nav ---------- */
.scene-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.scene-card{position:relative;border-radius:var(--r-lg);overflow:hidden;aspect-ratio:1/1.12;
  display:flex;align-items:flex-end;color:#fff;padding:24px;box-shadow:var(--shadow-sm);transition:.35s}
.scene-card .bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;transition:.6s}
.scene-card:hover .bg{transform:scale(1.08)}
.scene-card .ov{position:absolute;inset:0;background:linear-gradient(180deg,transparent 25%,rgba(28,12,9,.85));z-index:1}
.scene-card>*{position:relative;z-index:2}
.scene-card h3{font-size:23px;text-shadow:0 2px 10px rgba(0,0,0,.4)}
.scene-card p{font-size:13.5px;opacity:.92;margin-top:4px}
.scene-card .go{margin-top:12px;font-size:14px;font-weight:600;color:var(--gold-2)}

/* ---------- UGC / Journal cards ---------- */
.ugc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.ugc{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:.3s}
.ugc:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.ugc .pic{aspect-ratio:4/3;background:var(--paper-2);position:relative;overflow:hidden}
.ugc .pic img{width:100%;height:100%;object-fit:cover;transition:.6s}
.ugc:hover .pic img{transform:scale(1.06)}
.ugc .pic.prod img{object-fit:contain;padding:18px;background:radial-gradient(circle at 50% 35%,#fbf4ea,#efe2d1)}
.ugc .pic.prod{border:1px solid rgba(194,163,107,.30)}
.award-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(165px,1fr));gap:16px}
.ugc .pic .ov{position:absolute;inset:0;background:linear-gradient(180deg,transparent 50%,rgba(28,12,9,.55));z-index:1}
.ugc .body{padding:18px}
.ugc .body h4{font-size:17px;margin:10px 0 6px;line-height:1.4}
.ugc .meta{font-size:12.5px;color:var(--muted)}

/* ---------- Footer ---------- */
.site-footer{background:var(--grad-wine);color:#d8c8bd;padding:56px 0 28px;position:relative;border-top:1px solid rgba(230,214,176,.5)}
.site-footer::before{content:"";position:absolute;inset:0;background:radial-gradient(80% 120% at 20% 0%,rgba(194,163,107,.20),transparent 60%);pointer-events:none}
.footer-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:32px 40px;position:relative}
.footer-grid > div:first-child{max-width:320px}
.footer-grid > div:first-child p{font-size:13px;line-height:1.75;color:#c4b2a4;margin:0}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:14px;letter-spacing:2px;font-weight:900}
.site-footer h4::after{content:"";display:block;width:30px;height:2px;background:var(--grad-gold);margin-top:8px;border-radius:2px}
.site-footer a{color:#d8c8bd;font-size:13px;display:block;padding:4px 0;transition:.2s}
.site-footer a:hover{color:var(--gold-2);padding-left:4px}
.news{margin-top:14px}
.news form{display:flex;flex-direction:column;gap:6px}
.news input{width:100%;padding:10px 14px;border-radius:10px;border:none;font-family:var(--sans);font-size:13px;box-sizing:border-box}
.news .btn{padding:9px 18px;font-size:13px;width:100%;box-sizing:border-box}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:36px;padding-top:18px;
  font-size:12px;text-align:center;color:#a8988c}

/* ---------- Inner page hero ---------- */
.page-hero{background:linear-gradient(160deg,rgba(60,17,24,.90),rgba(110,42,51,.94)),url('assets/ppt-media/scene/image1.jpg') center/cover no-repeat;color:#fff;padding:92px 0 70px;position:relative}
.page-hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--grad-gold)}
.page-hero h1{font-size:clamp(30px,5vw,48px);letter-spacing:2px;font-weight:900}
.page-hero p{color:#f1e3d9;max-width:700px;margin-top:16px;font-size:17px;line-height:1.8}
.bread{font-size:13px;color:var(--gold-2);margin-bottom:16px;letter-spacing:1px}

/* ---------- Filters ---------- */
.filters{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:34px;align-items:center}
.filters .grp{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.filters .lbl{font-size:13px;color:var(--muted);margin-right:4px}
.fbtn{padding:9px 18px;border-radius:30px;border:1.5px solid var(--line);background:#fff;
  font-size:14px;cursor:pointer;transition:.22s;font-family:var(--sans);font-weight:500}
.fbtn:hover{border-color:var(--wine);color:var(--wine)}
.fbtn.active{background:var(--grad-wine);color:#fff;border-color:transparent;box-shadow:0 6px 16px rgba(114,47,55,.28)}

/* ---------- PDP ---------- */
.pdp{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:start}
.pdp .gallery{position:sticky;top:96px}
.pdp .gallery .main{aspect-ratio:3/4;border-radius:var(--r-lg);overflow:hidden;background:radial-gradient(circle at 50% 30%,#fbf4ea,#ece0cf);box-shadow:var(--shadow-lg)}
.pdp .gallery .main img{width:100%;height:100%;object-fit:contain;padding:26px;filter:drop-shadow(0 18px 28px rgba(58,28,20,.2))}
.pdp .info h1{font-size:36px;color:var(--wine)}
.pdp .info .price{font-family:var(--serif);font-size:32px;color:var(--wine);font-weight:700;margin:12px 0}
.pdp .info .price .old{font-size:18px;text-decoration:line-through;color:var(--muted);margin-left:12px}
.pdp .taste{display:flex;flex-wrap:wrap;gap:9px;margin:16px 0}
.pdp .buy-row{display:flex;gap:12px;margin:24px 0}
.pdp .buy-row .btn{flex:1}
.pdp .spec{display:grid;grid-template-columns:auto 1fr;gap:10px 18px;margin:18px 0;font-size:14.5px}
.pdp .spec dt{color:var(--muted)}
.pdp .spec dd{color:var(--ink);font-weight:500}
.channels{border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;margin:24px 0;background:#fff;box-shadow:var(--shadow-sm)}
.channels h4{font-size:15px;margin-bottom:14px;display:flex;align-items:center;gap:8px;color:var(--wine)}
.ch-row{display:flex;flex-wrap:wrap;gap:10px}
.ch-row a{padding:10px 18px;border-radius:12px;font-size:14px;font-weight:600;border:1.5px solid var(--line);transition:.2s}
.ch-row a.buy{background:var(--grad-wine);color:#fff;border-color:transparent}
.ch-row a.buy:hover{transform:translateY(-2px);box-shadow:0 8px 18px rgba(114,47,55,.3)}
.ch-row a.seed{background:var(--paper-2);color:var(--wine)}
.ch-row a.seed:hover{background:var(--gold-2)}
.screen{padding:50px 0;border-bottom:1px solid var(--line)}
.screen .num{font-family:var(--serif);font-size:13px;color:var(--gold-deep);font-weight:700;letter-spacing:3px}
.screen h2{font-size:27px;color:var(--wine);margin:10px 0 16px}
.pairing{display:flex;gap:14px;flex-wrap:wrap}
.pairing .p{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:14px 18px;font-size:14px;box-shadow:var(--shadow-sm)}
.reviews .rv{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:18px;margin-bottom:12px;box-shadow:var(--shadow-sm)}
.reviews .rv .st{color:var(--gold-deep);font-size:14px;letter-spacing:1px}
.rel{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}

/* ---------- Where to buy ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.channel{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:30px;text-align:center;box-shadow:var(--shadow-sm);transition:.3s}
.channel:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.channel .logo{font-family:var(--serif);font-size:23px;color:var(--wine);margin-bottom:10px}
.channel .kind{font-size:12px;font-weight:700;letter-spacing:1px;padding:4px 12px;border-radius:20px;display:inline-block;margin-bottom:14px}
.channel .kind.buy{background:#f3d9dc;color:var(--wine)}
.channel .kind.seed{background:var(--gold-2);color:#5a4a2a}
.channel p{font-size:13.5px;color:var(--muted);margin-bottom:18px;line-height:1.7}
.store-map{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;display:flex;gap:26px;align-items:center;flex-wrap:wrap;box-shadow:var(--shadow-sm)}
.store-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin-top:8px}
.store-card{border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;background:#fff;box-shadow:var(--shadow-sm);transition:.3s}
.store-card.store-hi{box-shadow:0 0 0 3px var(--gold-2);border-color:var(--gold-2)}
.store-head{display:flex;align-items:center;gap:12px;margin-bottom:4px}
.store-ico{font-size:26px;line-height:1}


/* ---------- Wine finder wizard ---------- */
.wizard{max-width:780px;margin:0 auto;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--shadow-lg);padding:40px;position:relative;overflow:hidden}
.wizard::before{content:"";position:absolute;top:-40px;right:-40px;width:160px;height:160px;border-radius:50%;background:var(--grad-gold);opacity:.12}
.wiz-step{display:none;position:relative;z-index:1}
.wiz-step.active{display:block;animation:fade .45s}
@keyframes fade{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.wiz-q{font-family:var(--serif);font-size:23px;color:var(--wine);margin-bottom:24px;text-align:center}
.wiz-opts{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.wiz-opt{padding:20px;border:1.5px solid var(--line);border-radius:var(--r);cursor:pointer;text-align:center;transition:.22s;background:#fff}
.wiz-opt:hover{border-color:var(--wine);background:var(--paper-2);transform:translateY(-3px)}
.wiz-opt.sel{border-color:var(--wine);background:var(--grad-wine);color:#fff;box-shadow:0 10px 24px rgba(114,47,55,.3)}
.wiz-opt .t{font-weight:600;font-size:16px}
.wiz-opt .d{font-size:12.5px;opacity:.82;margin-top:5px}
.wiz-nav{display:flex;justify-content:space-between;margin-top:26px}
.wiz-prog{height:6px;background:var(--paper-2);border-radius:6px;overflow:hidden;margin-bottom:26px}
.wiz-prog i{display:block;height:100%;background:var(--grad-wine);width:33%;transition:.3s}
.wiz-result{text-align:center}
.wiz-result .rec{background:var(--paper-2);border-radius:var(--r-lg);padding:28px;margin:18px 0}

/* ---------- B2B / Forms ---------- */
.form-card{max-width:680px;margin:0 auto;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--shadow-lg);padding:38px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--ink)}
.field input,.field select,.field textarea{width:100%;padding:13px 15px;border:1.5px solid var(--line);
  border-radius:12px;font-family:var(--sans);font-size:15px;background:#fff;transition:.2s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--wine);outline:none;box-shadow:0 0 0 3px rgba(114,47,55,.10)}
.field textarea{resize:vertical;min-height:110px}
.b2b-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:44px}
.b2b-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;text-align:center;box-shadow:var(--shadow-sm);transition:.3s}
.b2b-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.b2b-card .ico{font-size:34px;margin-bottom:12px;filter:drop-shadow(0 6px 12px rgba(168,136,78,.25))}
.b2b-card h3{font-size:19px;color:var(--wine)}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:44px}
.contact-info .ci{display:flex;gap:14px;margin-bottom:20px;align-items:flex-start}
.contact-info .ci .ic{font-size:24px;color:var(--wine);background:var(--gold-2);width:46px;height:46px;border-radius:12px;display:grid;place-items:center;flex-shrink:0}
.contact-info .ci b{color:var(--ink)}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(30px);transition:.8s cubic-bezier(.2,.7,.3,1)}
.reveal.in{opacity:1;transform:none}

/* ---------- Toast ---------- */
.toast{position:fixed;left:50%;bottom:94px;transform:translateX(-50%) translateY(20px);
  background:var(--ink);color:#fff;padding:14px 26px;border-radius:40px;font-size:14px;
  opacity:0;visibility:hidden;transition:.3s;z-index:200;box-shadow:var(--shadow-lg)}
.toast.show{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}

/* ---------- About timeline ---------- */
.timeline{position:relative;padding-left:32px}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:linear-gradient(var(--gold),var(--wine))}
.tl-item{position:relative;margin-bottom:28px}
.tl-item::before{content:"";position:absolute;left:-28px;top:5px;width:15px;height:15px;border-radius:50%;background:var(--grad-wine);box-shadow:0 0 0 4px rgba(197,165,114,.25)}
.tl-item .yr{font-family:var(--serif);color:var(--wine);font-weight:700;font-size:16px}
.about-pic{aspect-ratio:16/10;border-radius:var(--r-lg);overflow:hidden;background:var(--paper-2);box-shadow:var(--shadow-lg)}
.about-pic img{width:100%;height:100%;object-fit:cover}

/* ---------- Responsive ---------- */
@media(max-width:1024px){
  .prod-grid{grid-template-columns:repeat(3,1fr)}
  .channel-grid,.b2b-grid,.rel{grid-template-columns:repeat(2,1fr)}
  .ugc-grid{grid-template-columns:repeat(2,1fr)}
  .hero-card{display:none}
  .footer-grid{grid-template-columns:1fr 1fr 1fr;gap:28px}
  .footer-grid > div:first-child{max-width:100%;grid-column:span 3;margin-bottom:8px}
}
@media(max-width:768px){
  .nav-links,.nav-cta .btn{display:none}
  .burger{display:flex}
  .section{padding:66px 0}
  .grid.c2,.grid.c3,.grid.c4{grid-template-columns:1fr}
  .prod-grid,.scene-row{grid-template-columns:repeat(2,1fr)}
  .ugc-grid,.rel,.channel-grid,.b2b-grid,.footer-grid,.pdp,.contact-grid{grid-template-columns:1fr}
  .pdp .gallery{position:static}
  .wiz-opts{grid-template-columns:1fr}
  .fab{bottom:84px}
  .mbb{display:flex}
  body{padding-bottom:64px}
  .hero{min-height:84vh}
  .hero-stats{gap:24px}
  .hero-stats .s b{font-size:26px}
}
@media(max-width:480px){
  .prod-grid,.scene-row{grid-template-columns:1fr}
  .container{padding:0 18px}
  .hero .container{padding:74px 18px}
}

/* P2：页头工具（搜索 / 语言 / 账户） */
.nav-tools{display:flex;align-items:center;gap:4px;margin-left:8px;flex:0 0 auto}
.nav-tool{background:none;border:none;cursor:pointer;font-size:18px;line-height:1;padding:7px 8px;border-radius:9px;color:var(--wine);transition:background .15s}
.nav-tool:hover{background:rgba(124,32,42,.08)}
#nav-account{display:inline-flex;align-items:center}
#nav-account .na-in,#nav-account .na-me{font-size:13.5px;color:var(--wine);text-decoration:none;padding:7px 12px;border:1px solid rgba(124,32,42,.35);border-radius:20px;white-space:nowrap}

/* 渠道二维码弹层（公众号 / 企微） */
.jy-qr-modal{position:fixed;inset:0;background:rgba(28,12,14,.55);display:none;align-items:center;justify-content:center;z-index:9999;padding:20px}
.jy-qr-modal.show{display:flex}
.jy-qr-box{position:relative;background:#fff;border-radius:18px;padding:26px 24px 20px;width:300px;max-width:90vw;text-align:center;box-shadow:0 20px 60px rgba(0,0,0,.3);animation:jyqr-in .18s ease}
@keyframes jyqr-in{from{transform:translateY(12px) scale(.96);opacity:0}to{transform:none;opacity:1}}
.jy-qr-close{position:absolute;top:10px;right:14px;font-size:22px;line-height:1;color:var(--muted);cursor:pointer}
.jy-qr-title{color:var(--wine);font-size:18px;font-weight:700;margin-bottom:14px}
.jy-qr-imgwrap{width:200px;height:200px;margin:0 auto;display:grid;place-items:center;background:var(--paper-2);border-radius:12px}
.jy-qr-imgwrap img{width:190px;height:190px;object-fit:contain;border-radius:8px}
.jy-qr-ph{font-size:13px;color:var(--muted);padding:0 12px;line-height:1.6}
.jy-qr-tip{margin-top:14px;font-size:12.5px;color:var(--muted)}
#nav-account .na-me{background:var(--wine);color:#fff;border-color:var(--wine)}
.compliance-bar{border-top:1px solid rgba(124,32,42,.14);margin-top:22px;padding-top:14px;display:flex;flex-wrap:wrap;gap:6px 18px;justify-content:center;font-size:12px;line-height:1.7;color:var(--muted)}
.compliance-bar span{position:relative;padding-left:12px}
.compliance-bar span::before{content:"";position:absolute;left:0;top:7px;width:4px;height:4px;border-radius:50%;background:var(--gold)}

/* ---- 中秋专区 / 首页 Banner（第二阶段 · 中秋战役） ---- */
.ma-banner{padding:0;}
.ma-banner-in{display:block;position:relative;overflow:hidden;line-height:0;}
.ma-banner-in img{width:100%;height:auto;display:block;}
.ma-banner-txt{position:absolute;left:0;bottom:0;padding:38px 42px;max-width:640px;color:#fff;line-height:1.5;background:linear-gradient(90deg,rgba(28,18,12,.74),rgba(28,18,12,0));}
.ma-banner-txt h2{font-size:clamp(24px,4vw,40px);color:#fff;margin:8px 0;}
.ma-banner-txt p{color:#f3e7da;margin-bottom:14px;font-size:15px;}
.ma-hero{position:relative;min-height:62vh;display:grid;align-items:center;overflow:hidden;color:#fff;}
.ma-hero .bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.ma-hero .ov{position:absolute;inset:0;background:linear-gradient(120deg,rgba(28,18,12,.62),rgba(110,42,51,.34));}
.ma-hero-in{position:relative;text-align:left;}
.ma-hero-in .sub{max-width:560px;font-size:17px;color:#f3e7da;}
.ma-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.ma-box{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s;}
.ma-box:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.ma-box .pic{position:relative;aspect-ratio:4/3;background:var(--paper-2);}
.ma-box .pic img{width:100%;height:100%;object-fit:cover;}
.ma-box .body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1;}
.ma-box .body .btn{margin-top:auto;}
@media(max-width:768px){
  .ma-grid{grid-template-columns:1fr;}
  .ma-banner-txt{padding:22px;max-width:100%;}
}
[data-theme="dark"] .ma-box{background:#1b140e;border-color:#3a2c1f;}
[data-theme="dark"] .ma-banner-txt{background:linear-gradient(90deg,rgba(0,0,0,.82),rgba(0,0,0,0));}
[data-theme="dark"] .ma-box .pic{background:#241a12;}

/* ---- 叙恒品牌官网：品牌矩阵卡片 ---- */
.brand-card{padding:0;overflow:hidden;}
.brand-card .bpic{height:190px;border-radius:var(--r-lg) var(--r-lg) 0 0;overflow:hidden;background:radial-gradient(circle at 50% 35%,#fbf4ea,#efe2d1);display:grid;place-items:center;}
.brand-card .bpic img{width:100%;height:100%;object-fit:cover;}
.brand-card .body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:8px;flex:1;}
.brand-card .body .tag{display:inline-block;align-self:flex-start;font-size:12px;color:var(--wine);background:var(--paper-2);padding:2px 10px;border-radius:99px;margin-bottom:2px;}
.brand-card .body .btn{margin-top:auto;align-self:flex-start;}
.bph{font-size:46px;opacity:.45;}
[data-theme="dark"] .brand-card .bpic{background:#241a12;}
[data-theme="dark"] .brand-card .body .tag{background:#241a12;color:var(--gold-2);}

.footer-bottom .icp{margin-left:12px;color:inherit;opacity:.75;text-decoration:none;white-space:nowrap;}
.footer-bottom .icp:hover{opacity:1;text-decoration:underline;}