/* ============================================================
   MomentGem 设计系统 · 从领导 index.html 内联样式抽取
   颜色 / 字体 / 按钮 / 外壳(header·mega·footer) / 首页区块 / 响应式
   ============================================================ */
:root{
  --ink:#2c2a27;
  --ink-soft:#6a655e;
  --bg:#faf7f2;
  --bg-2:#f1ebe2;
  --line:#e6ddd1;
  --gold:#a9854f;
  --gold-dark:#8a6c3c;
  --rose:#c98f7a;
  --blue:#a9c9da;
  --lilac:#c8b6df;
  --olive:#8fa05f;
  --amber:#dca15c;
  --white:#fff;
  --serif:'Cormorant Garamond','Noto Serif SC',Georgia,serif;
  --sans:'Inter','Noto Sans SC',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --maxw:1240px;
  --shadow:0 18px 50px -24px rgba(60,48,30,.35);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
h1,h2,h3{font-family:var(--serif);font-weight:500;line-height:1.08;letter-spacing:.2px}
.eyebrow{font-size:12px;letter-spacing:3.5px;text-transform:uppercase;color:var(--gold);font-weight:600}
.section{padding:96px 0}
.center{text-align:center}
.lead{color:var(--ink-soft);font-size:18px;font-weight:300;max-width:620px}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--sans);font-size:14px;font-weight:600;
     letter-spacing:.4px;padding:15px 30px;border-radius:40px;cursor:pointer;border:1px solid transparent;
     transition:.25s ease;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--gold),var(--gold-dark));color:#fff;box-shadow:0 10px 24px -10px rgba(138,108,60,.7)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px -10px rgba(138,108,60,.8)}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-light{background:rgba(255,255,255,.9);color:var(--ink);backdrop-filter:blur(4px)}
.btn-light:hover{background:#fff}
.link-arrow{font-weight:600;font-size:14px;letter-spacing:.4px;color:var(--gold-dark);display:inline-flex;gap:7px;align-items:center}
.link-arrow:hover{gap:12px}

/* announcement */
.announce{background:var(--ink);color:#f3ead9;font-size:12.5px;letter-spacing:1.2px;text-align:center;padding:9px 16px;font-weight:300}
.announce b{color:#e9c994;font-weight:600}

/* header */
header{position:sticky;top:0;z-index:50;background:rgba(250,247,242,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);transition:.3s}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{font-family:var(--serif);font-size:27px;font-weight:600;letter-spacing:.5px}
.brand span{color:var(--gold)}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{font-size:14px;font-weight:500;letter-spacing:.3px;padding:6px 0;position:relative}
.nav-links a:not(.create):hover{color:var(--gold-dark)}
.has-mega{position:relative}
.create{color:var(--gold-dark);font-weight:600}
.nav-icons{display:flex;gap:20px;align-items:center}
.nav-icons svg{width:21px;height:21px;stroke:var(--ink);cursor:pointer;transition:.2s}
.nav-icons svg:hover{stroke:var(--gold)}
.nav-cta{margin-left:6px}

/* mega menu */
.mega{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(10px);width:760px;background:#fff;
      border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:28px;display:grid;
      grid-template-columns:1fr 1fr 1.1fr;gap:26px;opacity:0;visibility:hidden;transition:.22s;z-index:60}
.has-mega:hover .mega{opacity:1;visibility:visible;transform:translateX(-50%) translateY(8px)}
.mega h5{font-family:var(--sans);font-size:11px;letter-spacing:2px;text-transform:uppercase;color:var(--gold);margin-bottom:14px;font-weight:600}
.mega ul{list-style:none}
.mega li{margin-bottom:11px}
.mega li a{font-size:14.5px;color:var(--ink-soft);transition:.18s}
.mega li a:hover{color:var(--ink);padding-left:4px}
.mega-feature{background:var(--bg-2);border-radius:12px;overflow:hidden;position:relative;display:flex;flex-direction:column;justify-content:flex-end;min-height:200px;
              background-size:cover;background-position:center}
.mega-feature span{background:linear-gradient(transparent,rgba(0,0,0,.55));color:#fff;padding:18px 16px 14px;font-size:13px;font-weight:600;letter-spacing:.5px}

/* hero */
.hero{position:relative;background:var(--bg-2)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;min-height:88vh}
.hero-copy{padding:40px 70px 40px 0}
.hero h1{font-size:clamp(48px,6vw,82px);margin:22px 0 0}
.hero h1 em{font-style:italic;color:var(--gold-dark)}
.hero p{margin:26px 0 34px;font-size:19px;color:var(--ink-soft);font-weight:300;max-width:480px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-media{position:relative;height:88vh;min-height:560px;overflow:hidden;border-radius:0}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-float{position:absolute;bottom:34px;left:-58px;width:230px;border-radius:14px;box-shadow:var(--shadow);
            border:5px solid #fff;background:#fff;transform:rotate(-5deg)}
.hero-badge{position:absolute;top:34px;right:34px;background:rgba(255,255,255,.92);backdrop-filter:blur(6px);
            border-radius:50%;width:118px;height:118px;display:flex;flex-direction:column;align-items:center;justify-content:center;
            text-align:center;font-size:11px;line-height:1.35;color:var(--ink);font-weight:500;box-shadow:var(--shadow);transform:rotate(7deg)}
.hero-badge b{font-family:var(--serif);font-size:26px;color:var(--gold-dark);display:block}

/* trust bar */
.trust{background:var(--ink);color:#ece2d2}
.trust .wrap{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:20px;padding-bottom:20px}
.trust div{display:flex;align-items:center;gap:9px;font-size:13px;letter-spacing:.5px;font-weight:300}
.trust b{color:#e9c994}
.trust svg{width:18px;height:18px;stroke:#c9a45f;flex-shrink:0}

/* concept / three pillars */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin-top:54px}
.pillar{text-align:center}
.pillar-img{aspect-ratio:4/5;border-radius:14px;overflow:hidden;margin-bottom:22px;background:var(--bg-2);box-shadow:var(--shadow)}
.pillar-img img{width:100%;height:100%;object-fit:cover;transition:.6s ease}
.pillar:hover .pillar-img img{transform:scale(1.05)}
.pillar .num{font-family:var(--serif);font-style:italic;color:var(--gold);font-size:19px}
.pillar h3{font-size:25px;margin:6px 0 10px}
.pillar p{color:var(--ink-soft);font-size:15px;font-weight:300;padding:0 6px}

/* shop by type */
.type-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-top:46px}
.type-card{position:relative;border-radius:14px;overflow:hidden;aspect-ratio:3/4;box-shadow:var(--shadow);display:block}
.type-card img{width:100%;height:100%;object-fit:cover;transition:.6s ease}
.type-card:hover img{transform:scale(1.07)}
.type-card .cap{position:absolute;inset:auto 0 0 0;background:linear-gradient(transparent,rgba(28,24,20,.82));
                color:#fff;padding:40px 16px 18px;font-size:15px;font-weight:600;letter-spacing:.3px}
.type-card .cap small{display:block;font-weight:300;font-size:11.5px;opacity:.85;letter-spacing:.4px;margin-top:3px}

/* story sets */
.story{background:var(--bg-2)}
.story-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.story-imgs{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:auto auto;gap:16px}
.story-imgs img{border-radius:12px;box-shadow:var(--shadow);background:#fff;width:100%}
.story-imgs .tall{grid-row:span 2;align-self:center}
.story-copy h2{font-size:clamp(34px,4vw,52px)}
.story-copy p{margin:20px 0 26px;color:var(--ink-soft);font-size:17px;font-weight:300}
.story-steps{list-style:none;margin:0 0 30px}
.story-steps li{display:flex;gap:14px;align-items:flex-start;padding:11px 0;border-bottom:1px solid var(--line);font-size:15px}
.story-steps li b{font-family:var(--serif);font-size:21px;color:var(--gold);font-style:italic;min-width:30px}

/* craft */
.craft-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:50px}
.craft-card{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:.3s}
.craft-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.craft-card .ph{aspect-ratio:16/11;overflow:hidden;background:var(--bg-2)}
.craft-card .ph img{width:100%;height:100%;object-fit:cover}
.craft-card .bd{padding:24px 24px 28px}
.craft-card .step{font-family:var(--serif);font-style:italic;color:var(--gold);font-size:18px}
.craft-card h3{font-size:23px;margin:4px 0 9px}
.craft-card p{font-size:14.5px;color:var(--ink-soft);font-weight:300}

/* wear ways */
.wear{background:var(--ink);color:#f2e9da}
.wear .eyebrow{color:#d9b878}
.wear h2{color:#fff;font-size:clamp(34px,4vw,52px)}
.wear-lead{color:#c9beac;font-weight:300;font-size:17px;margin:18px auto 0}
.wear-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:50px}
.wear-card{text-align:center}
.wear-card .ph{aspect-ratio:1;border-radius:14px;overflow:hidden;margin-bottom:16px;background:#26241f}
.wear-card .ph img{width:100%;height:100%;object-fit:cover}
.wear-ico{display:flex;gap:8px;align-items:center;justify-content:center}
.wear-ico svg{width:20px;height:20px;stroke:#d9b878}
.wear-card h4{font-family:var(--sans);font-weight:600;font-size:15px;letter-spacing:.3px}
.wear-card p{font-size:13px;color:#a89e8d;font-weight:300;margin-top:4px}

/* reviews */
.rev-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px}
.rev{background:#fff;border:1px solid var(--line);border-radius:16px;padding:30px 28px}
.stars{color:var(--gold);letter-spacing:2px;font-size:15px}
.rev p{font-size:15.5px;margin:14px 0 18px;font-weight:300;color:#4d4842}
.rev .who{display:flex;align-items:center;gap:12px}
.rev .av{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--lilac),var(--blue));
          display:flex;align-items:center;justify-content:center;font-weight:600;color:#fff;font-size:15px}
.rev .who b{font-size:14px;display:block}
.rev .who small{color:var(--ink-soft);font-size:12.5px}

/* occasion */
.occ{background:var(--bg-2)}
.occ-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:46px}
.occ-card{border-radius:14px;padding:34px 24px;min-height:200px;display:flex;flex-direction:column;justify-content:flex-end;
          color:#fff;position:relative;overflow:hidden;transition:.3s}
.occ-card:hover{transform:translateY(-5px)}
.occ-card h4{font-family:var(--serif);font-size:27px}
.occ-card span{font-size:13px;opacity:.9;font-weight:300;margin-top:4px}
.occ-card .go{margin-top:14px;font-size:12.5px;font-weight:600;letter-spacing:1px;text-transform:uppercase}
.occ-1{background:linear-gradient(150deg,#c98f7a,#a86552)}
.occ-2{background:linear-gradient(150deg,#8fa05f,#5e6e3b)}
.occ-3{background:linear-gradient(150deg,#a9854f,#6f5023)}
.occ-4{background:linear-gradient(150deg,#8a86b8,#56527f)}

/* newsletter */
.news{background:var(--gold);color:#fff;text-align:center}
.news h2{font-size:clamp(32px,4vw,48px);color:#fff}
.news p{margin:14px auto 28px;font-weight:300;opacity:.95;max-width:480px}
.news form{display:flex;gap:10px;max-width:460px;margin:0 auto;justify-content:center;flex-wrap:wrap}
.news input{flex:1;min-width:240px;padding:15px 22px;border-radius:40px;border:none;font-family:var(--sans);font-size:15px}
.news .btn{background:var(--ink);color:#fff}
.news .btn:hover{background:#1b1916}

/* footer */
footer{background:#211f1c;color:#bbb2a4;padding:70px 0 32px;font-size:14px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:40px}
.foot-brand .brand{color:#fff;font-size:26px}
.foot-brand p{margin-top:14px;font-weight:300;max-width:280px;color:#9a9183;font-size:13.5px}
footer h5{color:#fff;font-family:var(--sans);font-size:12px;letter-spacing:1.6px;text-transform:uppercase;margin-bottom:18px;font-weight:600}
footer ul{list-style:none}
footer li{margin-bottom:10px}
footer li a{color:#bbb2a4;font-weight:300;transition:.2s}
footer li a:hover{color:#fff}
.foot-news input{width:100%;padding:13px 18px;border-radius:8px;border:1px solid #443f39;background:#2a2724;color:#fff;margin-bottom:10px;font-family:var(--sans)}
.social{display:flex;gap:14px;margin-top:16px}
.social a{width:36px;height:36px;border-radius:50%;border:1px solid #443f39;display:flex;align-items:center;justify-content:center;transition:.2s}
.social a:hover{background:var(--gold);border-color:var(--gold)}
.social svg{width:16px;height:16px;stroke:#cfc6b8}
.social a:hover svg{stroke:#fff}
.foot-bottom{border-top:1px solid #383430;margin-top:48px;padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:12.5px;color:#857c6f;font-weight:300}

/* sticky mobile cta */
.sticky-cta{position:fixed;bottom:0;left:0;right:0;z-index:40;background:rgba(250,247,242,.95);backdrop-filter:blur(10px);
            border-top:1px solid var(--line);padding:12px 18px;display:none;gap:12px;align-items:center;justify-content:space-between}
.sticky-cta b{font-family:var(--serif);font-size:18px}
.sticky-cta .btn{padding:12px 22px}

/* reveal */
.reveal{opacity:0;transform:translateY(26px);transition:.7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

.burger{display:none;flex-direction:column;gap:5px;cursor:pointer}
.burger span{width:24px;height:2px;background:var(--ink);transition:.3s}

/* responsive */
@media(max-width:1080px){
  .type-grid{grid-template-columns:repeat(3,1fr)}
  .wear-grid,.occ-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:900px){
  .nav-links,.nav-cta{display:none}
  .burger{display:flex}
  .hero-grid{grid-template-columns:1fr;min-height:auto}
  .hero-copy{padding:54px 0 30px;text-align:center}
  .hero p{margin-left:auto;margin-right:auto}
  .hero-cta{justify-content:center}
  .hero-media{height:62vh}
  .hero-float{left:14px;width:150px}
  .pillars,.craft-grid,.rev-grid{grid-template-columns:1fr}
  .story-grid,.foot-grid{grid-template-columns:1fr;gap:40px}
  .foot-grid{gap:32px}
  .sticky-cta{display:flex}
  .section{padding:70px 0}
  body{padding-bottom:70px}
}
@media(max-width:560px){
  .type-grid{grid-template-columns:repeat(2,1fr)}
  .wear-grid,.occ-grid{grid-template-columns:1fr}
  .trust .wrap{justify-content:center}
  .wrap{padding:0 20px}
}

/* ============================================================
   移动端导航(领导原稿未做菜单，这里补一个可展开的抽屉)
   ============================================================ */
@media(max-width:900px){
  header .nav{position:relative}
  .nav-links.open{display:flex;position:absolute;top:72px;left:0;right:0;flex-direction:column;
    align-items:flex-start;gap:0;background:#fff;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow);padding:8px 0;z-index:70}
  .nav-links.open a{padding:13px 28px;width:100%}
  .nav-links.open .has-mega{width:100%}
  .nav-links.open .mega{display:none}
}

/* ============================================================
   内页公共组件 · 供 about 等内容页复用
   面包屑 / 内页 hero / 图文行 / 段落标题 / 特性标签 / CTA 带
   ============================================================ */
/* 面包屑 */
.crumb{padding:22px 0 0;font-size:13px;color:var(--ink-soft);font-weight:300;letter-spacing:.3px}
.crumb a{color:var(--gold-dark)}
.crumb a:hover{text-decoration:underline}

/* 内页 hero */
.bhero{background:var(--bg-2);padding:62px 0 72px;text-align:center}
.bhero .eyebrow{display:block}
.bhero h1{font-size:clamp(38px,5vw,64px);margin:16px 0 0}
.bhero p{max-width:690px;margin:22px auto 0;color:var(--ink-soft);font-size:18px;font-weight:300}

/* 图文行（左右图文） */
.frow{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.frow + .frow{margin-top:64px}
.frow-media{border-radius:16px;overflow:hidden;box-shadow:var(--shadow);background:var(--bg-2);aspect-ratio:4/3}
.frow-media img{width:100%;height:100%;object-fit:cover}
.frow .eyebrow{display:block;margin-bottom:14px}
.frow h2{font-size:clamp(28px,3.4vw,42px);margin-bottom:16px}
.frow p{color:var(--ink-soft);font-size:16px;font-weight:300;margin-bottom:14px}
.frow ul{list-style:none;margin-top:18px}
.frow li{position:relative;padding-left:24px;margin-bottom:11px;font-size:15px;color:var(--ink-soft);font-weight:300}
.frow li::before{content:'';position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;background:var(--gold)}
.frow li b{color:var(--ink);font-weight:600}

/* 段落标题块 */
.sec-head{max-width:690px;margin:0 auto;text-align:center}
.sec-head .eyebrow{display:block;margin-bottom:14px}
.sec-head h2{font-size:clamp(28px,3.6vw,44px)}
.sec-head p{margin-top:16px;color:var(--ink-soft);font-size:17px;font-weight:300}

/* 特性 / 材质标签列表 */
.feat-list{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin:30px auto 0;max-width:760px}
.feat-list span{border:1px solid var(--line);background:#fff;border-radius:40px;padding:10px 22px;font-size:14px;
                font-weight:500;letter-spacing:.3px;color:var(--ink);transition:.25s}
.feat-list span:hover{border-color:var(--gold);color:var(--gold-dark);transform:translateY(-2px)}

/* 结尾 CTA 带 */
.cta-band{background:var(--ink);color:#fff;text-align:center;padding:92px 0}
.cta-band .eyebrow{color:#d9b878;display:block}
.cta-band h2{color:#fff;font-size:clamp(30px,4vw,50px);margin:16px 0 0}
.cta-band p{max-width:600px;margin:20px auto 30px;color:#c9beac;font-weight:300;font-size:17px}

/* 内页响应式 */
@media(max-width:900px){
  .frow{grid-template-columns:1fr;gap:30px}
  .frow + .frow{margin-top:46px}
  .frow-media{order:-1}
}

/* ============================================================
   内页组件二 · 分类落地页 hero / 工艺选项卡 / 三联流程 / 步骤卡 / FAQ
   ============================================================ */
/* 分类·类型页 hero（左文右图） */
.phero{background:var(--bg-2)}
.phero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center;min-height:60vh;padding:54px 0}
.phero-copy .eyebrow{display:block;margin-bottom:16px}
.phero-copy h1{font-size:clamp(38px,5vw,68px);line-height:1.08}
.phero-copy h1 em{font-style:italic;color:var(--gold-dark)}
.phero-copy p{margin:24px 0 30px;font-size:18px;color:var(--ink-soft);font-weight:300;max-width:520px}
.phero-cta{display:flex;gap:14px;flex-wrap:wrap}
.phero-media{border-radius:16px;overflow:hidden;box-shadow:var(--shadow);aspect-ratio:1;background:#fff}
.phero-media img{width:100%;height:100%;object-fit:cover}

/* 工艺选项卡（带价格） */
.opt-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:46px}
.opt-card{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:.3s}
.opt-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.opt-card .ph{aspect-ratio:4/3;overflow:hidden;background:var(--bg-2)}
.opt-card .ph img{width:100%;height:100%;object-fit:cover;transition:.6s}
.opt-card:hover .ph img{transform:scale(1.06)}
.opt-card .bd{padding:20px 22px 24px}
.opt-card h3{font-size:21px;margin-bottom:8px}
.opt-card p{font-size:14px;color:var(--ink-soft);font-weight:300;margin-bottom:14px}
.opt-card .price{font-family:var(--serif);font-style:italic;color:var(--gold-dark);font-size:19px}

/* 三联图流程 */
.tript{display:flex;align-items:center;justify-content:center;gap:18px;margin-top:46px;flex-wrap:wrap}
.tript .cell{flex:1;min-width:200px;max-width:300px;text-align:center}
.tript .cell .ph{aspect-ratio:1;border-radius:14px;overflow:hidden;box-shadow:var(--shadow);background:var(--bg-2);margin-bottom:14px}
.tript .cell .ph img{width:100%;height:100%;object-fit:cover}
.tript .cell small{font-size:14px;color:var(--ink-soft);font-weight:500}
.tript .arrow{font-family:var(--serif);font-size:30px;color:var(--gold);flex-shrink:0}

/* 步骤卡（CSS 计数器自动编号） */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:46px;counter-reset:step}
.step-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:30px 24px;transition:.3s}
.step-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.step-card .n{counter-increment:step;font-family:var(--serif);font-style:italic;color:var(--gold);font-size:34px;line-height:1;margin-bottom:14px}
.step-card .n::before{content:'0' counter(step)}
.step-card h3{font-size:20px;margin-bottom:9px}
.step-card p{font-size:14px;color:var(--ink-soft);font-weight:300}

/* FAQ（原生 details 折叠） */
.faq-wrap{max-width:820px;margin:40px auto 0}
.faq{border:1px solid var(--line);border-radius:12px;background:#fff;margin-bottom:14px;padding:0 24px}
.faq summary{list-style:none;cursor:pointer;padding:20px 0;font-weight:600;font-size:16px;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';font-size:22px;color:var(--gold);font-weight:400;transition:.25s;flex-shrink:0}
.faq[open] summary::after{transform:rotate(45deg)}
.faq p{padding:0 0 22px;color:var(--ink-soft);font-size:15px;font-weight:300;line-height:1.7}

@media(max-width:900px){
  .phero-grid{grid-template-columns:1fr;min-height:auto;padding:30px 0 10px;text-align:center}
  .phero-copy p{margin-left:auto;margin-right:auto}
  .phero-cta{justify-content:center}
  .phero-media{order:-1}
  .opt-grid,.steps{grid-template-columns:repeat(2,1fr)}
  .tript{flex-direction:column}
  .tript .arrow{transform:rotate(90deg)}
}
@media(max-width:560px){
  .opt-grid,.steps{grid-template-columns:1fr}
}

/* ============================================================
   内页组件三 · 作品墙(筛选+瀑布流) / FAQ 分类标题
   ============================================================ */
/* 筛选按钮组 */
.filters{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:46px}
.filters button{border:1px solid var(--line);background:#fff;border-radius:40px;padding:9px 22px;font-family:var(--sans);
                font-size:13.5px;font-weight:500;color:var(--ink-soft);cursor:pointer;transition:.2s;letter-spacing:.3px}
.filters button:hover{border-color:var(--gold);color:var(--gold-dark)}
.filters button.active{background:var(--ink);border-color:var(--ink);color:#fff}

/* 瀑布流 */
.masonry{columns:4;column-gap:18px}
.masonry figure{break-inside:avoid;margin:0 0 18px;border-radius:14px;overflow:hidden;position:relative;box-shadow:var(--shadow);background:var(--bg-2)}
.masonry figure img{width:100%;display:block;transition:.6s ease}
.masonry figure:hover img{transform:scale(1.05)}
.masonry figcaption{position:absolute;inset:auto 0 0 0;background:linear-gradient(transparent,rgba(28,24,20,.86));
                    color:#fff;padding:34px 16px 15px;font-size:12.5px;font-weight:300;letter-spacing:.3px;opacity:0;transition:.3s}
.masonry figure:hover figcaption{opacity:1}

/* FAQ 分类标题 */
.faq-cat{font-family:var(--serif);font-size:24px;color:var(--ink);margin:38px 0 16px}
.faq-cat:first-child{margin-top:0}

@media(max-width:1080px){.masonry{columns:3}}
@media(max-width:760px){.masonry{columns:2}}
@media(max-width:460px){.masonry{columns:1}}

/* ============================================================
   内页组件四 · 商品详情 PDP
   ============================================================ */
.pdp{display:grid;grid-template-columns:1fr 1fr;gap:48px;padding:30px 0 20px;align-items:start}
.pdp-gallery{display:grid;grid-template-columns:1fr 1fr;gap:12px;position:sticky;top:90px}
.pdp-gallery img{width:100%;border-radius:12px;box-shadow:var(--shadow);background:var(--bg-2);aspect-ratio:1;object-fit:cover}
.pdp-gallery img:first-child{grid-column:1 / -1;aspect-ratio:4/3}
.pdp-info h1{font-size:clamp(28px,3.2vw,40px);margin-bottom:12px}
.pdp-info .stars{margin-bottom:14px}
.pdp-price{font-family:var(--serif);font-size:30px;color:var(--gold-dark);margin-bottom:16px}
.pdp-price s{font-size:18px;color:var(--ink-soft);margin-left:8px;font-style:normal}
.pdp-opt{margin-top:22px}
.pdp-opt h4{font-family:var(--sans);font-size:13px;letter-spacing:1px;text-transform:uppercase;color:var(--ink-soft);margin-bottom:10px;font-weight:600}
.pdp-chips{display:flex;flex-wrap:wrap;gap:10px}
.pdp-chips label{cursor:pointer}
.pdp-chips input{position:absolute;opacity:0;width:0;height:0}
.pdp-chips span{display:inline-block;border:1px solid var(--line);background:#fff;border-radius:40px;padding:9px 18px;font-size:14px;color:var(--ink);transition:.2s}
.pdp-chips label:hover span{border-color:var(--gold)}
.pdp-chips input:checked + span{border-color:var(--ink);background:var(--ink);color:#fff}
.acc{margin-top:30px}

@media(max-width:900px){
  .pdp{grid-template-columns:1fr;gap:28px}
  .pdp-gallery{position:static}
}

/* 评价聚合（评分大数字） */
.agg{display:flex;gap:30px;align-items:center;justify-content:center;margin-top:30px;flex-wrap:wrap}
.agg .big{font-family:var(--serif);font-size:64px;line-height:1;color:var(--gold-dark)}
.agg .stars{color:var(--gold);letter-spacing:2px}
/* 评价卡内配图 */
.rev img{width:100%;object-fit:cover}