/* 春十五 · 品牌手册 Web Brand Book — styles
   Brand palette sampled from official logo page:
   reunion red #9A0000 · gold/家香棕 #F3C58D
   内容源驱动；所有文字为真实 HTML 文本（非图片烤字）。 */

:root{
  --red:#A00000;
  --red-deep:#5e0606;
  --red-ink:#3a0707;
  --gold:#f3c58d;
  --gold-strong:#e8b277;
  --gold-soft:#ead8be;
  --ivory:#f8f1e3;
  --ivory-2:#fcf8ef;
  --paper:#fffdf8;
  --ink:#211b16;
  --ink-soft:#4a4039;
  --muted:#6b5c47;
  --wood:#7a4b2b;
  --line:rgba(33,27,22,.12);
  --line-gold:rgba(243,197,141,.28);
  --shadow:0 18px 50px -24px rgba(40,12,8,.55);
  --shadow-soft:0 10px 30px -18px rgba(40,12,8,.4);
  --maxw:1180px;
  --serif:"Noto Serif SC","Songti SC","STSong","Source Han Serif SC","SimSun",serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --latin:"Cormorant Garamond","Hoefler Text","Baskerville","Iowan Old Style",Garamond,Georgia,"Times New Roman",serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:74px}
body{
  margin:0;font-family:var(--sans);color:var(--ink);
  background:var(--ivory);line-height:1.75;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
picture{display:contents} /* layout-transparent wrapper so existing `.x img` rules apply unchanged */
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.25;margin:0}
p{margin:0 0 1em}

/* ---------- helpers ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.eyebrow{
  font-family:var(--latin);letter-spacing:.32em;text-transform:uppercase;
  font-size:12px;color:var(--gold-strong);margin-bottom:14px;font-weight:600;
}
.section-dark .eyebrow{color:var(--gold)}
.cn-title{font-size:clamp(26px,3.4vw,40px);letter-spacing:.04em}
.lead{font-size:clamp(16px,1.5vw,18.5px);color:var(--ink-soft);max-width:62ch}
.section-dark .lead{color:rgba(248,241,227,.84)}
/* reveals only hide when JS is active (graceful no-JS fallback = fully visible) */
.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:none}

section{padding:clamp(64px,8vw,118px) 0;position:relative}
.section-ivory{background:var(--ivory)}
.section-paper{background:var(--paper)}
.section-dark{
  background:radial-gradient(120% 120% at 80% 0%, #7d0a0a 0%, var(--red) 42%, var(--red-deep) 100%);
  color:var(--ivory);
}
.section-dark .cn-title,.section-dark h3{color:#fff}
.divider-rule{width:54px;height:3px;background:var(--gold);border-radius:3px;margin:18px 0 26px}

/* ---------- nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:10px 24px;
  background:linear-gradient(180deg,rgba(58,7,7,.92),rgba(58,7,7,.66));
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid rgba(243,197,141,.18);
  transition:background .3s ease,padding .3s ease;
}
.nav.scrolled{background:rgba(58,7,7,.96);padding:6px 24px;box-shadow:0 8px 24px -16px #000}
.nav__brand{display:flex;align-items:center;gap:12px;min-width:0}
.nav__brand img{height:42px;width:auto;border-radius:3px}
.nav__brand b{font-family:var(--serif);color:var(--gold);font-size:18px;letter-spacing:.14em;font-weight:600}
.nav__brand span{font-family:var(--latin);color:var(--gold-soft);font-size:10.5px;letter-spacing:.34em;display:block;text-transform:uppercase}
.nav__links{display:flex;gap:22px;align-items:center}
.nav__links a{color:var(--gold-soft);font-size:13.5px;letter-spacing:.06em;padding:6px 0;position:relative;white-space:nowrap;transition:color .2s}
.nav__links a:hover,.nav__links a.active{color:#fff}
.nav__links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--gold)}
.nav__toggle{display:none;background:none;border:0;color:var(--gold);font-size:24px;cursor:pointer;line-height:1}

/* ---------- hero ---------- */
.hero{
  min-height:100svh;display:flex;align-items:center;
  color:var(--ivory);position:relative;overflow:hidden;padding-top:74px;
  background:#2a0a0a;
}
.hero__bg{position:absolute;inset:0;z-index:0}
.hero__bg img{width:100%;height:100%;object-fit:cover;opacity:.62}
.hero__bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(30,6,6,.92) 0%,rgba(30,6,6,.62) 46%,rgba(30,6,6,.30) 100%),
             linear-gradient(0deg,rgba(20,4,4,.85),rgba(20,4,4,.1) 50%)}
.hero__inner{position:relative;z-index:1;max-width:var(--maxw);margin:0 auto;padding:0 24px;width:100%}
.hero__logo{height:118px;width:auto;margin-bottom:26px;filter:drop-shadow(0 10px 26px rgba(0,0,0,.5))}
.hero h1{font-size:clamp(38px,6vw,76px);letter-spacing:.06em;color:#fff;text-shadow:0 4px 30px rgba(0,0,0,.5)}
.hero__tag{font-family:var(--serif);font-weight:600;font-size:clamp(32px,5vw,58px);color:#fff;margin:8px 0 0;letter-spacing:.12em;text-shadow:0 4px 28px rgba(0,0,0,.5)}
.hero__tag::after{content:"";display:block;width:60px;height:3px;background:var(--gold);border-radius:3px;margin:20px 0 4px}
.hero__sub{margin-top:18px;font-size:clamp(15px,1.6vw,18px);color:rgba(248,241,227,.9);max-width:46ch}
.hero__meta{margin-top:30px;display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.chip{
  display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line-gold);
  background:rgba(243,197,141,.08);color:var(--gold-soft);
  padding:8px 15px;border-radius:999px;font-size:12.5px;letter-spacing:.06em;
}
.chip b{color:var(--gold);font-weight:600}
.scroll-cue{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);z-index:1;color:var(--gold-soft);font-size:11px;letter-spacing:.3em;text-transform:uppercase;opacity:.8;animation:bob 2.4s ease-in-out infinite}
@keyframes bob{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(7px)}}

/* ---------- pillars ---------- */
.pillars{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-gold);border:1px solid var(--line-gold);border-radius:14px;overflow:hidden;margin-top:8px}
.pillar{background:rgba(94,6,6,.55);padding:26px 22px}
.pillar .n{font-family:var(--latin);color:var(--gold);font-size:13px;letter-spacing:.2em}
.pillar h4{color:#fff;font-size:19px;margin:8px 0 6px}
.pillar p{color:rgba(248,241,227,.78);font-size:13.5px;margin:0;line-height:1.7}

/* ---------- generic two-col ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,5vw,64px);align-items:center}
.split.rev .split__media{order:2}
.split__media img{border-radius:14px;box-shadow:var(--shadow);width:100%;height:100%;max-height:560px;object-fit:cover}
.section-head{max-width:760px;margin-bottom:42px}

/* name meaning cards */
.meaning{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:10px}
.meaning .m{background:rgba(243,197,141,.07);border:1px solid var(--line-gold);border-radius:12px;padding:22px 22px}
.meaning .m .big{font-family:var(--serif);font-size:46px;color:var(--gold);line-height:1}
.meaning .m p{margin:10px 0 0;color:rgba(248,241,227,.84);font-size:14.5px}

/* scenes / pills */
.scenes{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:34px}
.scene{background:var(--ivory-2);border:1px solid var(--line);border-radius:12px;padding:24px}
.scene h4{font-size:19px;color:var(--red);margin-bottom:6px}
.scene p{margin:0;color:var(--ink-soft);font-size:14px}

/* flavor steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px}
.step{position:relative;padding:26px 22px;background:var(--paper);border:1px solid var(--line);border-radius:12px}
.step .n{font-family:var(--latin);font-size:34px;color:var(--gold-strong);line-height:1}
.step h4{margin:8px 0 6px;font-size:18px}
.step p{margin:0;color:var(--ink-soft);font-size:14px}
.ladder{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.ladder span{border:1px solid var(--line);background:#fff;border-radius:999px;padding:8px 16px;font-size:13.5px;color:var(--ink-soft)}
.ladder span b{color:var(--red)}

/* ---------- dishes ---------- */
.dishes{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:10px}
.dish{background:var(--paper);border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:var(--shadow-soft);transition:transform .35s ease,box-shadow .35s ease}
.dish:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.dish__img{aspect-ratio:4/3;overflow:hidden}
.dish__img img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.dish:hover .dish__img img{transform:scale(1.05)}
.dish__body{padding:18px 20px 22px}
.dish__body h4{font-size:19px;margin-bottom:6px}
.dish__body p{margin:0;font-size:13.5px;color:var(--ink-soft)}
.dish__note{margin-top:10px;font-size:12px;color:var(--muted);font-style:italic}

/* ---------- gallery ---------- */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:12px}
.gallery .g{border-radius:12px;overflow:hidden;aspect-ratio:3/4;box-shadow:var(--shadow-soft)}
.gallery .g.wide{grid-column:span 2;aspect-ratio:3/2}
.gallery .g img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.gallery .g:hover img{transform:scale(1.06)}
.materials{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:30px}
.material{background:rgba(243,197,141,.07);border:1px solid var(--line-gold);border-radius:12px;padding:20px}
.material h4{color:#fff;font-size:17px;margin-bottom:6px}
.material p{margin:0;font-size:13.5px;color:rgba(248,241,227,.78)}

/* ---------- visual identity ---------- */
.vi{display:grid;grid-template-columns:.85fr 1.15fr;gap:46px;align-items:center}
.vi__logo{background:var(--red);border-radius:16px;padding:30px;display:flex;justify-content:center;box-shadow:var(--shadow)}
.vi__logo img{height:300px;width:auto}
.swatches{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:8px}
.sw{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff}
.sw__c{height:74px}
.sw__t{padding:10px 14px;font-size:12.5px}
.sw__t b{display:block;font-size:14px;margin-bottom:2px}
.sw__t span{color:var(--muted);font-family:var(--latin);letter-spacing:.08em}
.vi__type{margin-top:22px;border-top:1px solid var(--line);padding-top:20px}
.vi__type h4{font-size:17px;margin-bottom:6px}
.vi__type p{font-size:13.5px;color:var(--ink-soft);margin:0}

/* ---------- tone do/dont ---------- */
.tone{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:10px}
.tone__col{border-radius:14px;padding:26px 26px;border:1px solid var(--line)}
.tone__col.do{background:rgba(154,0,0,.04);border-color:rgba(154,0,0,.18)}
.tone__col.dont{background:#fbf4f2;border-color:rgba(120,30,20,.18)}
.tone__col h4{font-size:18px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.tone__col.do h4{color:var(--red)}
.tone__col.dont h4{color:#9a3b2e}
.tone__col ul{margin:0;padding-left:0;list-style:none}
.tone__col li{padding:7px 0 7px 26px;position:relative;font-size:14px;color:var(--ink-soft);border-bottom:1px dashed var(--line)}
.tone__col li:last-child{border-bottom:0}
.tone__col.do li::before{content:"✓";position:absolute;left:0;color:var(--red);font-weight:700}
.tone__col.dont li::before{content:"✕";position:absolute;left:0;color:#9a3b2e;font-weight:700}

/* ---------- proof ---------- */
.proof{display:grid;grid-template-columns:.9fr 1.1fr;gap:46px;align-items:center}
.proof__badge{display:flex;flex-direction:column;align-items:center;gap:20px;background:rgba(255,255,255,.04);border:1px solid var(--line-gold);border-radius:16px;padding:34px}
.proof__badge img{max-height:200px;width:auto}
.proof__badge .stat{height:120px}
.muse-line{font-size:15px;line-height:1.8;color:rgba(248,241,227,.92)}
.muse-line b{color:var(--gold)}
.muse-fields{margin-top:18px;display:grid;grid-template-columns:1fr 1fr;gap:10px 22px}
.muse-fields div{font-size:13.5px;color:rgba(248,241,227,.8);border-bottom:1px solid rgba(243,197,141,.14);padding-bottom:8px}
.muse-fields span{color:var(--gold-soft);display:block;font-family:var(--latin);letter-spacing:.1em;font-size:11px;text-transform:uppercase;margin-bottom:2px}
.btn-link{display:inline-flex;align-items:center;gap:8px;margin-top:22px;color:var(--gold);border:1px solid var(--line-gold);border-radius:999px;padding:10px 18px;font-size:13px;letter-spacing:.04em;transition:background .2s}
.btn-link:hover{background:rgba(243,197,141,.12)}

/* dianping screenshots */
.shots{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:8px;align-items:start}
.shot{border:1px solid var(--line-gold);border-radius:14px;overflow:hidden;background:#fff;cursor:zoom-in;box-shadow:var(--shadow-soft);transition:transform .35s,box-shadow .35s,border-color .35s}
.shot:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(243,197,141,.75)}
.shot img{width:100%;height:auto;display:block} /* full screenshot shown inline, no crop */
.shot__cap{padding:11px 14px;font-size:12px;color:var(--muted);border-top:1px solid var(--line);background:var(--ivory-2)}
.caption-note{margin-top:20px;font-size:13px;color:var(--ink-soft);max-width:70ch}
.section-dark .caption-note{color:rgba(248,241,227,.7)}

/* ---------- partner touchpoints ---------- */
.touch{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:8px}
.tp{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:24px}
.tp .n{font-family:var(--latin);color:var(--gold-strong);font-size:13px;letter-spacing:.18em}
.tp h4{margin:8px 0 6px;font-size:17px}
.tp p{margin:0;font-size:13.5px;color:var(--ink-soft)}
.readiness{margin-top:34px;display:flex;flex-wrap:wrap;gap:10px}
.readiness span{background:rgba(154,0,0,.06);border:1px solid rgba(154,0,0,.16);color:var(--red);border-radius:999px;padding:8px 16px;font-size:13px}
.cities{margin-top:26px;font-size:14px;color:var(--ink-soft)}
.cities b{color:var(--red)}

/* ---------- downloads / appendix ---------- */
.dl{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:8px}
.dl__card{border:1px solid var(--line);border-radius:14px;padding:28px;background:var(--ivory-2)}
.dl__card h4{font-size:18px;margin-bottom:10px;color:var(--red)}
.dl__card p{font-size:13.5px;color:var(--ink-soft);margin:0 0 8px}
.dl__card .gate{display:inline-block;margin-top:8px;font-size:12px;color:var(--muted);border:1px dashed var(--line);border-radius:8px;padding:8px 14px}
.appendix{margin-top:18px;font-size:13px;color:var(--ink-soft)}
.appendix a{color:var(--red);border-bottom:1px solid rgba(154,0,0,.3)}

/* ---------- footer ---------- */
.footer{background:var(--red-ink);color:var(--gold-soft);padding:56px 0 40px}
.footer__top{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;align-items:flex-start}
.footer__brand{display:flex;gap:18px;align-items:center}
.footer__brand img{height:96px;width:auto}
.footer__brand .t b{font-family:var(--serif);color:var(--gold);font-size:22px;letter-spacing:.14em;display:block}
.footer__brand .t span{font-family:var(--latin);letter-spacing:.3em;font-size:11px;text-transform:uppercase}
.footer__brand .t p{margin:10px 0 0;font-size:13px;color:rgba(243,197,141,.7);max-width:34ch}
.footer__meta{font-size:12.5px;line-height:1.9;text-align:right}
.footer__meta a{color:var(--gold);border-bottom:1px solid rgba(243,197,141,.3)}
.footer__rule{height:1px;background:rgba(243,197,141,.16);margin:34px 0 20px}
.footer__fine{font-size:11.5px;color:rgba(243,197,141,.72);line-height:1.8}

/* ---------- lightbox ---------- */
.lb{position:fixed;inset:0;z-index:90;background:rgba(20,4,4,.92);display:none;align-items:center;justify-content:center;padding:30px;cursor:zoom-out}
.lb.open{display:flex}
.lb img{max-width:94vw;max-height:88vh;border-radius:10px;box-shadow:0 30px 80px rgba(0,0,0,.6)}
.lb__close{position:absolute;top:20px;right:26px;color:var(--gold);font-size:34px;cursor:pointer;line-height:1}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .pillars{grid-template-columns:repeat(2,1fr)}
  .split,.vi,.proof{grid-template-columns:1fr}
  .split.rev .split__media{order:0}
  .vi__logo{order:-1}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .gallery .g.wide{grid-column:span 2}
  .dishes,.steps,.scenes,.touch,.materials{grid-template-columns:1fr 1fr}
  .meaning{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .nav__links{
    position:fixed;top:0;right:0;height:100svh;width:74%;max-width:300px;
    flex-direction:column;align-items:flex-start;gap:6px;
    background:var(--red-ink);padding:84px 30px;transform:translateX(100%);
    transition:transform .3s ease;box-shadow:-20px 0 50px rgba(0,0,0,.4)
  }
  .nav__links.show{transform:none}
  .nav__links a{font-size:16px;padding:10px 0;width:100%;border-bottom:1px solid rgba(243,197,141,.12)}
  .nav__toggle{display:block;z-index:60}
  .dishes,.steps,.scenes,.touch,.shots,.materials,.meaning,.tone,.dl,.swatches{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr 1fr}
  .hero__logo{height:90px}
  .footer__top{flex-direction:column}
  .footer__meta{text-align:left}
}
@media (prefers-reduced-motion:reduce){
  .js .reveal{opacity:1;transform:none;transition:none}
  .scroll-cue{animation:none}
  html{scroll-behavior:auto}
}

/* ===================================================================
   AMBIANCE LAYERS (GPT Image 2 章节氛围图 · 仅氛围，真实素材不变)
   每处都有暗化/留白 scrim 保证文字对比度；图缺失则回退到纯色，不破版。
   =================================================================== */

/* 深色章节：暗化 scrim 叠在氛围图上（覆盖 .section-dark 的 radial 渐变） */
.amb-overview{
  background:
    linear-gradient(180deg, rgba(58,7,7,.88), rgba(46,5,5,.93)),
    url(_ambiance/lantern-bokeh.jpg) center/cover no-repeat;
}
.amb-story{
  background:
    linear-gradient(115deg, rgba(46,6,6,.95) 28%, rgba(58,7,7,.74)),
    url(_ambiance/lantern-bokeh.jpg) center/cover no-repeat;
}
.amb-awards{
  background:
    linear-gradient(180deg, rgba(40,8,8,.85), rgba(40,8,8,.92)),
    url(_ambiance/award-mood.jpg) center/cover no-repeat;
}

/* S04 风味体系：深色氛围开场带（flavor-opener）+ 下方 ivory 正文 */
.flavor-section{background:var(--ivory)}
.flavor-hero{
  background:
    linear-gradient(90deg, rgba(16,3,3,.92) 0%, rgba(16,3,3,.58) 52%, rgba(16,3,3,.18) 100%),
    url(_ambiance/flavor-opener.jpg) center/cover no-repeat;
  color:var(--ivory);
  padding:clamp(72px,10vw,128px) 0;
}
.flavor-hero .section-head{margin-bottom:0}
.flavor-hero .cn-title{color:#fff}
.flavor-hero .lead{color:rgba(248,241,227,.9)}
.flavor-hero .eyebrow{color:var(--gold)}
.flavor-body{padding-top:clamp(48px,7vw,86px);padding-bottom:clamp(64px,8vw,118px)}

/* 诗意分隔带：黄山水墨云雾 + tagline */
.interstitial{
  min-height:56vh;display:flex;align-items:center;justify-content:center;
  text-align:center;padding:64px 24px;position:relative;overflow:hidden;
  background:url(_ambiance/mountain-ink-mist.jpg) center/cover no-repeat;
}
.interstitial::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(62% 82% at 50% 56%, rgba(255,253,248,.62), rgba(255,253,248,.12) 68%, rgba(255,253,248,0));
}
.interstitial__inner{position:relative;z-index:1}
.interstitial .eyebrow{color:var(--wood)}
.interstitial h2{
  font-family:var(--serif);font-size:clamp(30px,5.4vw,58px);color:var(--red);
  letter-spacing:.12em;text-shadow:0 2px 22px rgba(255,253,248,.7)}
.interstitial p{
  margin:12px 0 0;color:var(--ink-soft);font-family:var(--latin);
  letter-spacing:.3em;text-transform:uppercase;font-size:12px}

@media (max-width:640px){
  .interstitial{min-height:46vh}
  .flavor-hero{padding:64px 0}
}

/* ===================================================================
   CARD AESTHETIC UPGRADE — 把默认描边方块换成编辑感卡片
   （步骤 / 用餐场景 / 合作方触点 / 产品阶梯 / 材质）纯 CSS，不改结构
   =================================================================== */

/* —— 风味体系 步骤卡：大号序号水印 + 金色顶光 + 标题红短线 —— */
.steps{counter-reset:stepcount;gap:24px}
.step{
  position:relative;overflow:hidden;counter-increment:stepcount;
  padding:34px 28px 28px;
  background:linear-gradient(158deg,#fffdf8 0%,#f5ecda 100%);
  border:1px solid var(--line-gold);border-radius:16px;
  box-shadow:0 14px 34px -24px rgba(80,20,10,.45);
  transition:transform .45s cubic-bezier(.2,.7,.2,1),box-shadow .45s,border-color .45s;
}
.step:hover{transform:translateY(-6px);box-shadow:0 26px 50px -26px rgba(80,20,10,.5);border-color:rgba(243,197,141,.75)}
.step::before{ /* ghost numeral */
  content:counter(stepcount,decimal-leading-zero);
  position:absolute;top:-30px;right:0;z-index:0;
  font-family:var(--serif);font-weight:700;font-size:132px;line-height:1;
  color:rgba(154,0,0,.055);pointer-events:none;
}
.step::after{ /* gold top hairline */
  content:"";position:absolute;top:0;left:0;right:0;height:3px;z-index:2;
  background:linear-gradient(90deg,var(--gold) 0%,var(--gold-strong) 30%,rgba(243,197,141,0) 82%);
}
.step .n{position:relative;z-index:1;font-family:var(--latin);font-size:13px;letter-spacing:.26em;color:var(--gold-strong);font-weight:700}
.step h4{position:relative;z-index:1;margin:14px 0 14px;font-size:20px;padding-bottom:12px}
.step h4::after{content:"";position:absolute;left:0;bottom:0;width:30px;height:2px;background:var(--red);border-radius:2px}
.step p{position:relative;z-index:1;margin:0;color:var(--ink-soft);font-size:14px}

/* —— 产品阶梯 胶囊：红点光晕 + 暖渐变 + 悬停浮起 —— */
.ladder{gap:14px;margin-top:36px}
.ladder span{
  display:inline-flex;align-items:center;gap:10px;
  border:1px solid var(--line-gold);
  background:linear-gradient(180deg,#fffdf8,#f6eddc);
  border-radius:999px;padding:11px 20px 11px 15px;font-size:14px;color:var(--ink-soft);
  box-shadow:0 8px 20px -16px rgba(80,20,10,.5);
  transition:transform .3s,border-color .3s,box-shadow .3s;
}
.ladder span:hover{transform:translateY(-3px);border-color:rgba(243,197,141,.85);box-shadow:0 16px 30px -18px rgba(80,20,10,.5)}
.ladder span::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--red);box-shadow:0 0 0 3px rgba(154,0,0,.13);flex:none}

/* —— 用餐场景 卡片 —— */
.scene{
  position:relative;overflow:hidden;
  background:linear-gradient(158deg,#fffdf8,#f5ecda);
  border:1px solid var(--line-gold);border-radius:16px;padding:30px 26px;
  box-shadow:0 14px 34px -24px rgba(80,20,10,.4);
  transition:transform .45s cubic-bezier(.2,.7,.2,1),box-shadow .45s,border-color .45s;
}
.scene::after{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--gold),var(--gold-strong) 30%,rgba(243,197,141,0) 82%)}
.scene:hover{transform:translateY(-5px);box-shadow:0 26px 48px -26px rgba(80,20,10,.46);border-color:rgba(243,197,141,.75)}
.scene h4{position:relative;padding-bottom:10px;margin-bottom:12px}
.scene h4::after{content:"";position:absolute;left:0;bottom:0;width:26px;height:2px;background:var(--red);border-radius:2px}

/* —— 合作方触点 卡片：带序号水印 —— */
.touch{counter-reset:tpcount}
.tp{
  position:relative;overflow:hidden;counter-increment:tpcount;
  background:linear-gradient(158deg,#fffdf8,#f5ecda);
  border:1px solid var(--line-gold);border-radius:16px;padding:30px 26px 26px;
  box-shadow:0 14px 34px -24px rgba(80,20,10,.4);
  transition:transform .45s cubic-bezier(.2,.7,.2,1),box-shadow .45s,border-color .45s;
}
.tp::before{content:counter(tpcount,decimal-leading-zero);position:absolute;top:-24px;right:2px;z-index:0;font-family:var(--serif);font-weight:700;font-size:108px;line-height:1;color:rgba(154,0,0,.05);pointer-events:none}
.tp::after{content:"";position:absolute;top:0;left:0;right:0;height:3px;z-index:2;background:linear-gradient(90deg,var(--gold),var(--gold-strong) 30%,rgba(243,197,141,0) 82%)}
.tp:hover{transform:translateY(-5px);box-shadow:0 26px 48px -26px rgba(80,20,10,.46);border-color:rgba(243,197,141,.75)}
.tp .n{position:relative;z-index:1}
.tp h4{position:relative;z-index:1;padding-bottom:10px}
.tp h4::after{content:"";position:absolute;left:0;bottom:0;width:24px;height:2px;background:var(--red);border-radius:2px}
.tp p{position:relative;z-index:1}

/* —— 空间材质 卡片（深色区）悬停描金 —— */
.material{border:1px solid var(--line-gold);border-radius:14px;transition:transform .35s,border-color .35s,background .35s}
.material:hover{transform:translateY(-4px);border-color:rgba(243,197,141,.6);background:rgba(243,197,141,.12)}

/* —— 资产/来源 卡片 —— */
.dl__card{
  position:relative;overflow:hidden;
  background:linear-gradient(158deg,#fffdf8,#f5ecda);
  border:1px solid var(--line-gold);border-radius:16px;padding:32px 30px;
  box-shadow:0 14px 34px -24px rgba(80,20,10,.4);
}
.dl__card::after{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--gold),var(--gold-strong) 30%,rgba(243,197,141,0) 82%)}
.dl__card h4{position:relative;padding-bottom:10px}
.dl__card h4::after{content:"";position:absolute;left:0;bottom:0;width:24px;height:2px;background:var(--red);border-radius:2px}
.dl__card .gate{background:rgba(154,0,0,.04)}

/* —— a11y：键盘焦点可见 —— */
a:focus-visible,button:focus-visible,.btn-link:focus-visible,.shot:focus-visible{
  outline:2px solid var(--gold);outline-offset:3px;border-radius:5px}
.nav .nav__links a:focus-visible{outline-color:var(--gold);outline-offset:4px}
.shot:focus-visible{outline-offset:-2px}

/* —— a11y：跳到主内容（仅键盘聚焦时出现） —— */
.skip-link{position:fixed;left:12px;top:-60px;z-index:100;background:var(--red-ink);color:var(--gold);
  padding:10px 18px;border-radius:0 0 10px 10px;font-size:14px;transition:top .2s;border:1px solid var(--line-gold)}
.skip-link:focus{top:0;outline:2px solid var(--gold);outline-offset:2px}

/* —— lightbox 关闭键：button 复位为原视觉 —— */
.lb__close{background:none;border:0;font-family:inherit}

/* —— 合作方"就绪"标签 统一为精致胶囊 —— */
.readiness span{
  display:inline-flex;align-items:center;gap:9px;
  background:linear-gradient(180deg,#fffdf8,#f6eddc);
  border:1px solid var(--line-gold);color:var(--red);
  border-radius:999px;padding:9px 17px 9px 14px;font-size:13px;
  box-shadow:0 8px 20px -16px rgba(80,20,10,.5);transition:transform .3s,border-color .3s}
.readiness span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--red);box-shadow:0 0 0 3px rgba(154,0,0,.12);flex:none}
.readiness span:hover{transform:translateY(-2px);border-color:rgba(243,197,141,.8)}

/* —— 招牌菜卡片 对齐新卡片语言 —— */
.dish{border-color:var(--line-gold)}
.dish:hover{border-color:rgba(243,197,141,.7)}
.dish__body h4{position:relative;padding-bottom:8px}
.dish__body h4::after{content:"";position:absolute;left:0;bottom:0;width:22px;height:2px;background:var(--red);border-radius:2px;opacity:.85}

/* —— 门店卡片 —— */
.stores{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:10px}
.store-card{position:relative;overflow:hidden;background:linear-gradient(158deg,#fffdf8,#f5ecda);border:1px solid var(--line-gold);border-radius:16px;padding:28px 28px 24px;box-shadow:0 14px 34px -24px rgba(80,20,10,.4);transition:transform .4s,box-shadow .4s,border-color .4s}
.store-card::after{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--gold),var(--gold-strong) 30%,rgba(243,197,141,0) 82%)}
.store-card:hover{transform:translateY(-5px);box-shadow:0 26px 48px -26px rgba(80,20,10,.46);border-color:rgba(243,197,141,.7)}
.store-city{display:inline-block;font-family:var(--latin);font-size:11.5px;letter-spacing:.18em;color:var(--gold-strong);font-weight:700;margin-bottom:8px}
.store-card h4{font-size:21px;margin-bottom:12px;position:relative;padding-bottom:10px}
.store-card h4::after{content:"";position:absolute;left:0;bottom:0;width:26px;height:2px;background:var(--red);border-radius:2px}
.store-addr{margin:0 0 6px;font-size:14.5px;color:var(--ink-soft);line-height:1.65}
.store-addr span{display:inline-block;margin-top:3px;font-size:12.5px;color:var(--muted)}
.store-hours{margin:0 0 16px;font-size:13.5px;color:var(--red)}
.store-links{display:flex;gap:12px;flex-wrap:wrap}
.store-links a{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line-gold);background:#fff;border-radius:999px;padding:8px 16px;font-size:13px;color:var(--red);transition:background .2s,border-color .2s}
.store-links a:hover{background:rgba(154,0,0,.05);border-color:rgba(243,197,141,.85)}
@media(max-width:640px){.stores{grid-template-columns:1fr}}