/* ==================================================================
   QuickQ quickq-ios.com.cn —— 光绘相册 · 夜拍特辑(编辑式摄影杂志)
   设计语言:全幅背景虚化照片 + 磨砂玻璃面板 + 衬线大标题 + 幽灵编号
   与上一站「玫瑰金·星野雷达」逐项不同:顶部横条 → 悬浮药丸玻璃导航;
   居中雷达SVG → 全幅虚化照片 hero + 倾斜拍立得拼贴;矩形卡片 → 照片卡;
   横向盒装按钮 → 金色药丸+下划线文字链。
   ================================================================== */

:root{
  --ink:#16130d;       /* 近黑暖墨 —— 主文字 */
  --ink-2:#2a241a;     /* 次深 */
  --paper:#f5f1e8;     /* 暖纸白 —— 底 */
  --paper-2:#eee7d8;   /* 深一档纸 */
  --white:#fffdf8;     /* 卡面白 */
  --gold:#c08a2e;      /* 暖金 —— 唯一强调色 */
  --gold-deep:#9a6b1f;
  --gold-soft:#e9cf9b;
  --cream:#f0e6d2;     /* 标签底 */
  --muted:#7c7261;     /* 暖灰 */
  --line:#e2d9c4;      /* 发丝线 */
  --grad-gold:linear-gradient(135deg,#dda94e 0%,#b0761c 100%);
  --shadow-sm:0 1px 2px rgba(22,19,13,.05);
  --shadow-md:0 18px 44px rgba(22,19,13,.18);
  --radius:16px;
  --serif:Georgia,"Times New Roman","STSong","SimSun","宋体",serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.75;
  font-size:16px;-webkit-font-smoothing:antialiased}
a{color:var(--gold-deep);text-decoration:none}
a:hover{color:var(--gold)}
img{max-width:100%;display:block}
.wrap{max-width:1140px;margin:0 auto;padding:0 22px}
.i{width:20px;height:20px;flex:0 0 auto}

/* ---------- 顶栏 topbar(细金字公告条) ---------- */
.topbar{background:var(--ink);color:var(--gold-soft);font-size:12.5px;text-align:center;
  padding:7px 16px;letter-spacing:.6px;font-weight:600}
.topbar .tb-sep{opacity:.45;margin:0 9px}

/* ---------- masthead:悬浮磨砂药丸导航 ---------- */
.masthead{position:sticky;top:14px;z-index:50;padding:0 20px}
.pill{max-width:1140px;margin:0 auto;display:flex;align-items:center;gap:18px;
  background:rgba(22,19,13,.82);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border:1px solid rgba(233,207,155,.18);border-radius:99px;padding:9px 10px 9px 16px;
  box-shadow:0 14px 40px rgba(22,19,13,.30);color:#fff}
.pill-logo{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.logo-mark{width:36px;height:36px;border-radius:9px;object-fit:contain;flex:0 0 auto;
  box-shadow:0 2px 10px rgba(0,0,0,.28)}
.logo-text{display:flex;flex-direction:column;line-height:1.12}
.logo-name{font-family:var(--serif);font-size:20px;font-weight:700;letter-spacing:.2px;color:#fff}
.logo-sub{font-size:9.5px;font-weight:700;letter-spacing:2.4px;color:var(--gold-soft);text-transform:uppercase}
.nav-wrap{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-wrap > a,.nav-wrap .dd > button{display:inline-block;padding:9px 14px;font-size:14.5px;font-weight:600;
  color:#e8e0cf;border-radius:99px;background:none;border:none;cursor:pointer;font-family:inherit;
  transition:.18s}
.nav-wrap > a:hover,.nav-wrap .dd > button:hover{background:rgba(233,207,155,.14);color:#fff}
.nav-wrap > a.on{color:#16130d;background:var(--gold-soft)}
.dd{position:relative}
.dd-menu{position:absolute;top:calc(100% + 10px);left:0;min-width:210px;background:rgba(22,19,13,.94);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(233,207,155,.2);
  border-radius:14px;box-shadow:var(--shadow-md);padding:8px;opacity:0;visibility:hidden;
  transform:translateY(-6px);transition:.18s ease;z-index:60}
.dd:hover .dd-menu,.dd.open .dd-menu{opacity:1;visibility:visible;transform:translateY(0)}
.dd-menu a{display:block;padding:9px 14px;font-size:14px;color:#e8e0cf;border-radius:10px}
.dd-menu a:hover{background:rgba(233,207,155,.16);color:#fff}
.nav-toggle{display:none;font-size:22px;background:none;border:none;cursor:pointer;color:#fff}
.pill-cta{flex:0 0 auto;margin-left:2px}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-weight:700;font-size:15px;
  border-radius:99px;padding:13px 26px;transition:.22s ease;border:1px solid transparent;cursor:pointer;
  font-family:inherit;line-height:1}
.btn .arr{transition:transform .22s ease}
.btn:hover .arr{transform:translateX(4px)}
.btn-primary{background:var(--grad-gold);color:#16130d;box-shadow:0 10px 26px rgba(176,118,28,.38)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(176,118,28,.5);color:#16130d}
.btn-text{background:none;border:none;padding:6px 2px;color:var(--gold-deep);font-weight:700;
  text-decoration:underline;text-underline-offset:5px;border-radius:0}
.btn-text:hover{color:var(--gold)}
.btn-lg{padding:16px 32px;font-size:16px}
.btn-sm{padding:9px 18px;font-size:13.5px}

/* ---------- hero:全幅虚化照片 + 磨砂玻璃 ---------- */
.hero{position:relative;overflow:hidden;background:#120f0a}
.hero .hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:blur(6px) brightness(.55);
  transform:scale(1.06)}
.hero::after{content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(12,10,6,.9) 0%,rgba(12,10,6,.55) 55%,rgba(12,10,6,.25) 100%)}
.hero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:48px;
  align-items:center;padding-top:74px;padding-bottom:74px}
.hero-kicker{display:inline-flex;align-items:center;gap:9px;font-size:12px;font-weight:800;
  letter-spacing:3px;text-transform:uppercase;color:var(--gold-soft);margin-bottom:22px}
.hero-kicker::before{content:"";width:30px;height:1px;background:var(--gold)}
.hero-title{font-family:var(--serif);font-size:52px;line-height:1.14;font-weight:700;letter-spacing:-.5px;
  color:#fff;margin-bottom:22px}
.hero-title em{font-style:italic;color:var(--gold-soft)}
.hero-sub{font-size:16.5px;color:#d8cfbd;max-width:520px;margin-bottom:30px}
.hero-cta{display:flex;flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:20px}
.hero-note{font-size:12.5px;color:#a89f8c}

/* 倾斜拍立得拼贴 */
.collage{position:relative;height:430px}
.pc{position:absolute;background:#fffdf8;padding:11px 11px 12px;border-radius:5px;
  box-shadow:0 22px 48px rgba(0,0,0,.5);width:230px}
.pc img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:2px}
.pc .cap{font-family:var(--serif);font-size:12px;color:#6c6147;margin-top:9px;text-align:center;
  font-style:italic}
.pc.t1{top:6px;left:8%;transform:rotate(-7deg)}
.pc.t2{top:120px;right:2%;transform:rotate(6deg)}
.pc.t3{bottom:4px;left:26%;transform:rotate(-3deg);width:200px}

/* ---------- 编辑式 section ---------- */
.sec{padding:78px 0}
.sec.dark{background:var(--ink);color:#fff}
.sec.alt{background:var(--paper-2)}
.sec-head{max-width:680px;margin:0 0 44px}
.sec-head.center{text-align:center;margin-left:auto;margin-right:auto}
.sec-num{font-family:var(--serif);font-size:64px;line-height:1;font-weight:700;color:transparent;
  -webkit-text-stroke:1px var(--gold);margin-bottom:6px}
.sec.dark .sec-num{-webkit-text-stroke:1px var(--gold-soft)}
.sec-kicker{display:block;font-size:12px;font-weight:800;letter-spacing:3px;text-transform:uppercase;
  color:var(--gold-deep);margin-bottom:12px}
.sec.dark .sec-kicker{color:var(--gold-soft)}
.sec-head h2{font-family:var(--serif);font-size:36px;line-height:1.2;font-weight:700;letter-spacing:-.3px;
  margin-bottom:14px;color:var(--ink)}
.sec.dark .sec-head h2{color:#fff}
.sec-head p{color:var(--muted);font-size:15.5px;max-width:560px}
.sec.dark .sec-head p{color:#b8ac95}
.rule{height:1px;background:var(--line);margin:0 0 40px}
.sec.dark .rule{background:rgba(233,207,155,.2)}

/* ---------- 平台照片卡 ---------- */
.plat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.plat-row.three{grid-template-columns:repeat(3,1fr)}
.plat-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  display:block;box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease}
.plat-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.plat-card img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s ease}
.plat-card:hover img{transform:scale(1.05)}
.plat-card .pc-body{padding:18px 20px 20px}
.plat-card h4{font-family:var(--serif);font-size:18px;font-weight:700;color:var(--ink);margin-bottom:5px}
.plat-card p{font-size:13px;color:var(--muted)}
.plat-card .go{display:inline-block;margin-top:12px;font-size:13px;font-weight:800;color:var(--gold-deep)}
.plat-card .go .arr{transition:transform .2s}
.plat-card:hover .go .arr{transform:translateX(4px)}

/* ---------- 特性:照片带 + 磨砂玻璃 ---------- */
.pband{position:relative;border-radius:20px;overflow:hidden;padding:52px 44px;margin-bottom:30px}
.pband > img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:blur(7px) brightness(.45);
  transform:scale(1.07)}
.pband::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,10,6,.2),rgba(12,10,6,.55))}
.pband .glass{position:relative;z-index:2;background:rgba(255,253,248,.06);backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.16);border-radius:16px;padding:34px 36px;
  color:#fff}
.pband .glass h3{font-family:var(--serif);font-size:30px;font-weight:700;margin-bottom:12px;color:#fff}
.pband .glass p{color:#e6ddc9;font-size:15.5px;max-width:620px}
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feat-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:26px 26px 24px;
  box-shadow:var(--shadow-sm);position:relative}
.feat-card .fc-n{font-family:var(--serif);font-size:34px;line-height:1;color:transparent;
  -webkit-text-stroke:1px var(--gold);font-weight:700;margin-bottom:14px}
.feat-card h3{font-family:var(--serif);font-size:18px;font-weight:700;margin-bottom:8px;color:var(--ink)}
.feat-card p{font-size:14px;color:var(--muted)}

/* ---------- 节点延迟(磨砂玻璃面板) ---------- */
.np-panel{position:relative;border-radius:20px;overflow:hidden;padding:40px 42px;background:#14110c}
.np-panel > img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:blur(10px) brightness(.4);
  transform:scale(1.1)}
.np-panel .glass{position:relative;z-index:2;background:rgba(22,19,13,.42);backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);border:1px solid rgba(233,207,155,.22);border-radius:16px;padding:30px 34px}
.np-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;color:#fff}
.np-title h3{font-family:var(--serif);font-size:22px;font-weight:700}
.np-title .live{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:700;color:var(--gold-soft)}
.np-title .live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--gold-soft);
  animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(233,207,155,.4)}50%{box-shadow:0 0 0 7px rgba(233,207,155,0)}}
.np-row{display:grid;grid-template-columns:150px 1fr 74px;align-items:center;gap:18px;padding:14px 0;
  border-bottom:1px dashed rgba(233,207,155,.22)}
.np-row:last-child{border-bottom:none}
.np-name{font-weight:600;font-size:14.5px;color:#fff}
.np-name small{display:block;font-weight:400;color:#b8ac95;font-size:12px}
.np-track{height:8px;border-radius:99px;background:rgba(233,207,155,.16);overflow:hidden}
.np-fill{height:100%;border-radius:99px;background:var(--grad-gold);transition:width 1.2s cubic-bezier(.2,.7,.2,1)}
.np-fill.mid{background:linear-gradient(90deg,#e7c98a,#c08a2e)}
.np-fill.high{background:linear-gradient(90deg,#c98f3a,#9a6b1f)}
.np-val{font-weight:800;font-size:14px;text-align:right;color:#fff}
.np-val small{display:block;font-weight:600;font-size:11px;color:#b8ac95}
.np-note{margin-top:16px;font-size:12px;color:#b8ac95;text-align:center}

/* ---------- 左右图文 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.split .media{position:relative;border-radius:18px;overflow:hidden;box-shadow:var(--shadow-md)}
.split .media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.split .media .med-cap{position:absolute;left:0;right:0;bottom:0;padding:36px 18px 14px;
  background:linear-gradient(180deg,transparent,rgba(22,19,13,.82));color:#fff;font-family:var(--serif);
  font-size:13px;font-style:italic}
.split h2{font-family:var(--serif);font-size:32px;line-height:1.2;font-weight:700;margin-bottom:16px;color:var(--ink)}
.sec.dark .split h2{color:#fff}
.split p{color:var(--muted);font-size:15.5px;margin-bottom:14px}
.sec.dark .split p{color:#b8ac95}
.split ul{list-style:none;margin:16px 0 22px}
.split ul li{padding:8px 0 8px 30px;position:relative;color:var(--ink);font-size:15px}
.sec.dark .split ul li{color:#e8e0cf}
.split ul li::before{content:"";position:absolute;left:0;top:15px;width:14px;height:1px;background:var(--gold)}

/* ---------- 竖排时间线 ---------- */
.timeline{position:relative;max-width:760px}
.tl-item{position:relative;display:grid;grid-template-columns:92px 1fr;gap:30px;padding:0 0 44px}
.tl-item::before{content:"";position:absolute;left:45px;top:56px;bottom:0;width:1px;background:var(--line)}
.sec.dark .tl-item::before{background:rgba(233,207,155,.2)}
.tl-item:last-child::before{display:none}
.tl-num{width:92px;height:92px;border-radius:50%;border:1px solid var(--gold);display:flex;align-items:center;
  justify-content:center;font-family:var(--serif);font-size:34px;font-weight:700;color:var(--gold-deep);
  background:var(--white)}
.sec.dark .tl-num{color:var(--gold-soft);background:var(--ink-2);border-color:var(--gold-soft)}
.tl-body{padding-top:6px}
.tl-body h3{font-family:var(--serif);font-size:21px;font-weight:700;margin-bottom:9px;color:var(--ink)}
.sec.dark .tl-body h3{color:#fff}
.tl-body p{font-size:14.5px;color:var(--muted);max-width:520px}
.sec.dark .tl-body p{color:#b8ac95}

/* ---------- 表格 ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--white);
  box-shadow:var(--shadow-sm)}
table{width:100%;border-collapse:collapse;min-width:560px}
th,td{padding:15px 20px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--line)}
th{background:var(--cream);font-weight:700;color:var(--gold-deep);font-size:13px;letter-spacing:.6px;
  font-family:var(--serif)}
tr:last-child td{border-bottom:none}
td:first-child{font-weight:600}

/* ---------- 提示/警示 ---------- */
.tip,.callout{border-radius:12px;padding:16px 20px;font-size:14.5px;margin:18px 0}
.tip{background:var(--cream);border:1px solid #e6d7b4;border-left:4px solid var(--gold)}
.callout{background:#f3ecdd;border:1px solid #e6d7b4;border-left:4px solid var(--gold)}
.tip b,.callout b{color:var(--gold-deep)}
blockquote{border-left:4px solid var(--gold);background:var(--cream);padding:16px 20px;border-radius:0 12px 12px 0;
  font-size:15.5px;color:var(--gold-deep);margin:18px 0;font-family:var(--serif);font-style:italic}

/* ---------- CTA 横幅(磨砂玻璃叠虚化照片) ---------- */
.cta-band{position:relative;border-radius:22px;overflow:hidden;padding:0;margin:0}
.cta-band > img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:blur(9px) brightness(.4);
  transform:scale(1.1)}
.cta-band::after{content:"";position:absolute;inset:0;background:radial-gradient(700px 320px at 50% 0%,rgba(233,207,155,.2),transparent 60%)}
.cta-band .glass{position:relative;z-index:2;padding:60px 46px;text-align:center;color:#fff}
.cta-band h2{font-family:var(--serif);font-size:34px;font-weight:700;margin-bottom:14px}
.cta-band p{color:#e6ddc9;margin-bottom:28px;font-size:16px}

/* ---------- 面包屑 / 页头 ---------- */
.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:20px}
.breadcrumb a{color:var(--gold-deep)}
.breadcrumb .sep{margin:0 9px;color:#c9bfa6}
.page-hero{background:var(--paper-2);padding:56px 0 40px;border-bottom:1px solid var(--line);
  position:relative;overflow:hidden}
.page-hero::before{content:attr(data-num);position:absolute;right:6%;top:-20px;font-family:var(--serif);
  font-size:160px;font-weight:700;color:transparent;-webkit-text-stroke:1px var(--gold);opacity:.35}
.page-hero h1{font-family:var(--serif);font-size:40px;font-weight:700;letter-spacing:-.4px;margin-bottom:14px;position:relative}
.page-hero p{color:var(--muted);font-size:16px;max-width:720px;position:relative}

/* ---------- 文章 ---------- */
.article-hero{position:relative;overflow:hidden;padding:70px 0 0;background:#120f0a}
.article-hero > img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:blur(7px) brightness(.42);
  transform:scale(1.07)}
.article-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,10,6,.55),rgba(12,10,6,.82))}
.article-hero .wrap{position:relative;z-index:2;max-width:900px;padding-bottom:46px}
.article-hero .breadcrumb a,.article-hero .breadcrumb{color:#d8cfbd}
.article-hero .breadcrumb .sep{color:#a89f8c}
.article-hero h1{font-family:var(--serif);font-size:38px;font-weight:700;letter-spacing:-.4px;margin-bottom:16px;
  line-height:1.2;color:#fff}
.article-hero p{color:#d8cfbd;font-size:16px;margin-bottom:18px}
.article-hero a{color:var(--gold-soft)}
.article-meta{display:flex;flex-wrap:wrap;gap:18px;font-size:13px;color:#b8ac95}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-body{max-width:900px;margin:0 auto;padding:40px 22px 70px}
.article-layout{display:grid;grid-template-columns:230px 1fr;gap:46px;align-items:start}
.toc{position:sticky;top:92px;background:rgba(255,253,248,.8);backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);border:1px solid var(--line);border-radius:14px;padding:20px;
  box-shadow:var(--shadow-sm)}
.toc h4{font-family:var(--serif);font-size:13px;font-weight:700;letter-spacing:2px;color:var(--gold-deep);
  margin-bottom:12px;text-transform:uppercase}
.toc a{display:block;font-size:13.5px;color:var(--ink);padding:7px 0;border-bottom:1px dashed var(--line)}
.toc a:last-child{border-bottom:none}
.toc a:hover{color:var(--gold-deep);padding-left:4px}
.prose h2{font-family:var(--serif);font-size:27px;font-weight:700;margin:40px 0 16px;padding-top:10px;color:var(--ink)}
.prose h3{font-family:var(--serif);font-size:20px;font-weight:700;margin:28px 0 12px;color:var(--ink)}
.prose p{font-size:16px;color:#3a3325;margin-bottom:16px}
.prose p.lead{font-family:var(--serif);font-size:19px;color:#4c4330;line-height:1.7}
.prose ul,.prose ol{margin:0 0 16px 22px}
.prose li{margin-bottom:8px}
.prose figure{margin:24px 0}
.prose figure img{border-radius:14px;box-shadow:var(--shadow-md);width:100%}
.prose figcaption{font-family:var(--serif);font-size:13px;color:var(--muted);text-align:center;margin-top:10px;
  font-style:italic}

/* ---------- 相关阅读卡片 ---------- */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:6px}
.rel-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:24px;
  box-shadow:var(--shadow-sm);display:block;transition:transform .2s ease,box-shadow .2s ease}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.rel-card h4{font-family:var(--serif);font-size:17px;font-weight:700;color:var(--ink);margin-bottom:8px}
.rel-card p{color:var(--muted);font-size:13.5px}

/* ---------- 分享 ---------- */
.share{display:flex;gap:10px;margin:30px 0;flex-wrap:wrap}
.share a{display:inline-flex;align-items:center;font-size:13px;font-weight:600;padding:8px 16px;
  border-radius:99px;border:1px solid var(--line);color:var(--ink);background:var(--white);transition:.2s}
.share a:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px)}

/* ---------- FAQ ---------- */
.faq-group{margin-bottom:40px}
.faq-group > h2{font-family:var(--serif);font-size:24px;font-weight:700;margin-bottom:18px}
details{background:var(--white);border:1px solid var(--line);border-radius:12px;margin-bottom:12px;
  box-shadow:var(--shadow-sm);overflow:hidden}
summary{cursor:pointer;font-weight:700;padding:18px 22px;list-style:none;position:relative;font-size:15.5px}
summary::after{content:"+";position:absolute;right:20px;top:12px;font-size:24px;color:var(--gold-deep);transition:.2s}
details[open] summary::after{transform:rotate(45deg)}
.faq-a{padding:0 22px 18px;color:var(--muted);font-size:15px}

/* ---------- 页脚(编辑式) ---------- */
.mastfoot{background:var(--ink);color:#c8bda5;padding:60px 0 30px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;margin-bottom:44px}
.foot-brand .pill-logo{margin-bottom:18px}
.foot-brand .logo-name{color:#fff}
.foot-brand p{font-size:14px;color:#a89c82;max-width:300px}
.foot-col h4{font-family:var(--serif);color:var(--gold-soft);font-size:14px;font-weight:700;margin-bottom:16px;
  letter-spacing:.5px}
.foot-col a{display:block;color:#a89c82;font-size:13.5px;padding:5px 0}
.foot-col a:hover{color:#fff}
.foot-line{border-top:1px solid rgba(233,207,155,.16);padding-top:22px;text-align:center;font-size:13px;color:#8a7d64}

/* ---------- 返回顶部 ---------- */
.backtop{position:fixed;right:24px;bottom:24px;width:48px;height:48px;border-radius:50%;background:var(--grad-gold);
  color:#16130d;display:flex;align-items:center;justify-content:center;font-size:20px;cursor:pointer;
  border:none;box-shadow:var(--shadow-md);opacity:0;visibility:hidden;transition:.25s;z-index:40}
.backtop.show{opacity:1;visibility:visible}

/* ---------- 居中页 hero ---------- */
.center-hero{min-height:60vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:60px 22px}
.center-hero h1{font-family:var(--serif);font-size:56px;font-weight:700;letter-spacing:-1px;margin-bottom:14px}
.center-hero p{color:var(--muted);font-size:17px;margin-bottom:26px}
.search-box{display:flex;gap:10px;max-width:440px;margin:0 auto}
.search-box input{flex:1;padding:13px 18px;border:1px solid var(--line);border-radius:99px;font-size:15px;
  font-family:inherit;background:var(--white)}
.search-box button{flex:0 0 auto}

/* ---------- 站点地图 ---------- */
.sitemap-list{max-width:860px;margin:0 auto}
.sitemap-list h2{font-family:var(--serif);font-size:20px;font-weight:700;margin:30px 0 14px;padding-left:14px;
  border-left:4px solid var(--gold)}
.sitemap-list a{display:inline-block;padding:5px 0;margin-right:22px;color:var(--ink);font-size:14.5px}
.sitemap-list a:hover{color:var(--gold-deep)}

/* ---------- 响应式 ---------- */
@media(max-width:960px){
  .hero .wrap{grid-template-columns:1fr;padding-top:52px;padding-bottom:56px}
  .hero-title{font-size:40px}
  .collage{height:360px;max-width:420px}
  .plat-row{grid-template-columns:repeat(2,1fr)}
  .plat-row.three{grid-template-columns:repeat(2,1fr)}
  .feat-grid{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:28px}
  .article-layout{grid-template-columns:1fr}
  .toc{position:static;margin-bottom:12px}
  .foot-grid{grid-template-columns:1fr 1fr}
  .page-hero h1{font-size:34px}
}
@media(max-width:620px){
  .pill{flex-wrap:wrap}
  .nav-wrap{display:none}
  .nav-wrap.open{display:flex;flex:1 1 100%;order:9;flex-direction:column;align-items:stretch;gap:2px;
    padding:10px 0}
  .nav-toggle{display:block}
  .hero-title{font-size:32px}
  .collage{height:300px}
  .pc{width:170px}
  .pc.t3{width:150px}
  .plat-row{grid-template-columns:1fr}
  .plat-row.three{grid-template-columns:1fr}
  .feat-grid{grid-template-columns:1fr}
  .timeline{max-width:100%}
  .tl-item{grid-template-columns:64px 1fr;gap:18px}
  .tl-item::before{left:31px}
  .tl-num{width:64px;height:64px;font-size:26px}
  .rel-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .np-panel{padding:24px 20px}
  .np-row{grid-template-columns:100px 1fr 60px;gap:10px}
  .pband{padding:28px 20px}
  .pband .glass{padding:24px 22px}
  .cta-band .glass{padding:40px 24px}
}