/* ============================================================
   津澜袜品 · 前沿版样式（jt-* 独立命名空间，2026-11）
   骨架：严选杂志式（组合二 B）+ 图左文右横卡 + 杂志长图文详情
   桌面铺满：body 不再限制 480px，内容区随视口自适应
   ============================================================ */
:root{
  --jt-ink:#1e2a26;
  --jt-deep:#20382f;
  --jt-clay:#bd5f3c;
  --jt-cream:#faf6ee;
  --jt-paper:#ffffff;
  --jt-line:#e6ddcd;
  --jt-mute:#7c7568;
  --jt-gold:#a98b52;
}
*{box-sizing:border-box}
body.jt-body{max-width:none;margin:0;padding:0 0 76px;background:var(--jt-cream);color:var(--jt-ink);font-family:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}
.jt-wrap{max-width:1425px;margin:0 auto;padding:0 clamp(12px,3vw,40px)}

/* ---------- 顶部通知条 ---------- */
.jt-notice{background:var(--jt-deep);color:#f4ecdd;font-size:12px;letter-spacing:.4px;text-align:center;padding:8px 12px}
.jt-notice b{color:#f0c98d;font-weight:600}

/* ---------- 刊头 ---------- */
.jt-mast{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;padding:18px 0 12px;border-bottom:1px solid var(--jt-line)}
.jt-mast-main{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap}
.jt-logo{font-size:34px;line-height:1;letter-spacing:2px;color:var(--jt-deep);font-weight:700;text-decoration:none}
.jt-logo i{font-style:normal;color:var(--jt-clay)}
.jt-slogan{font-size:13px;color:var(--jt-mute);letter-spacing:.6px}
.jt-mast-nav{display:flex;gap:18px;font-size:13px;white-space:nowrap}
.jt-mast-nav a{color:var(--jt-ink);text-decoration:none;padding-bottom:3px;border-bottom:1px solid transparent}
.jt-mast-nav a:hover{color:var(--jt-clay);border-color:var(--jt-clay)}
.jt-mast-search{display:flex;align-items:center;gap:8px;border:1px solid var(--jt-line);background:var(--jt-paper);border-radius:999px;padding:6px 6px 6px 14px;min-width:260px}
.jt-mast-search input{border:0;background:transparent;outline:none;font-size:13px;flex:1;color:var(--jt-ink)}
.jt-mast-search button{border:0;background:var(--jt-deep);color:#fff;border-radius:999px;padding:7px 14px;font-size:13px;cursor:pointer}

/* ---------- 杂志式横滑主视觉（CSS 生成，不占图片） ---------- */
.jt-hero{display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;padding:16px 0 6px;scrollbar-width:none}
.jt-hero::-webkit-scrollbar{display:none}
.jt-slide{flex:0 0 clamp(260px,42vw,520px);height:176px;scroll-snap-align:start;border-radius:10px;padding:20px;display:flex;flex-direction:column;justify-content:space-between;text-decoration:none;color:#fff;position:relative;overflow:hidden}
.jt-slide.s1{background:linear-gradient(120deg,#20382f,#3d5c4c)}
.jt-slide.s2{background:linear-gradient(120deg,#7a3f2a,#c16a42)}
.jt-slide.s3{background:linear-gradient(120deg,#3c3a34,#6f6552)}
.jt-slide b{font-size:22px;letter-spacing:1px}
.jt-slide span{font-size:13px;color:#efe6d6;line-height:1.5}
.jt-slide em{font-style:normal;font-size:12px;border:1px solid rgba(255,255,255,.55);align-self:flex-start;border-radius:999px;padding:4px 12px}
.jt-slide::after{content:"";position:absolute;right:-30px;bottom:-48px;width:150px;height:150px;border-radius:50%;background:rgba(255,255,255,.07)}

/* ---------- 优惠横卡 ---------- */
.jt-promos{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:12px 0}
.jt-promo{background:var(--jt-paper);border:1px solid var(--jt-line);border-radius:8px;padding:12px 14px;display:flex;align-items:center;gap:12px}
.jt-promo b{display:block;font-size:14px;color:var(--jt-deep)}
.jt-promo span{font-size:12px;color:var(--jt-mute)}
.jt-promo i{font-style:normal;width:34px;height:34px;border-radius:50%;background:#f3ece0;color:var(--jt-clay);display:grid;place-items:center;font-size:16px;flex:none}

/* ---------- 品类横滑带 ---------- */
.jt-catstrip{display:flex;gap:10px;overflow-x:auto;padding:6px 0 14px;scrollbar-width:none}
.jt-catstrip::-webkit-scrollbar{display:none}
.jt-catstrip a{flex:none;text-decoration:none;color:var(--jt-deep);background:var(--jt-paper);border:1px solid var(--jt-line);border-radius:999px;padding:8px 16px;font-size:13px;letter-spacing:.3px}
.jt-catstrip a.on,.jt-catstrip a:hover{background:var(--jt-deep);color:#fff;border-color:var(--jt-deep)}
.jt-catstrip a b{font-weight:600}
.jt-catstrip a small{color:var(--jt-mute);margin-left:6px;font-size:11px}

/* ---------- 品类楼层 ---------- */
.jt-floor{padding:10px 0 4px}
.jt-floor-hd{display:flex;align-items:baseline;gap:12px;border-bottom:1px solid var(--jt-line);padding-bottom:10px;margin-bottom:14px}
.jt-floor-no{font-size:12px;color:var(--jt-gold);letter-spacing:2px}
.jt-floor-hd h2{margin:0;font-size:21px;letter-spacing:1px;color:var(--jt-deep);font-weight:700}
.jt-floor-hd p{margin:0;font-size:12px;color:var(--jt-mute);flex:1}
.jt-floor-hd a{font-size:12px;color:var(--jt-clay);text-decoration:none;white-space:nowrap}
.jt-cards{display:grid;grid-template-columns:1fr;gap:12px}
.jt-card{display:flex;background:var(--jt-paper);border:1px solid var(--jt-line);border-radius:8px;overflow:hidden;text-decoration:none;color:inherit;transition:box-shadow .18s,transform .18s}
.jt-card:hover{box-shadow:0 8px 22px rgba(32,56,47,.10);transform:translateY(-1px)}
.jt-card-img{width:132px;height:132px;flex:none;background:#f1ece2}
.jt-card-img img{width:100%;height:100%;object-fit:cover;display:block}
.jt-card-txt{flex:1;min-width:0;padding:10px 12px;display:flex;flex-direction:column;gap:6px}
.jt-card-name{font-size:14px;line-height:1.4;color:var(--jt-ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.jt-card-meta{font-size:11px;color:var(--jt-mute)}
.jt-card-price{display:flex;align-items:baseline;gap:8px;margin-top:auto}
.jt-price-pill{background:var(--jt-clay);color:#fff;border-radius:999px;padding:3px 10px;font-size:14px;font-weight:700}
.jt-price-pill:before{content:"¥";font-size:11px;margin-right:1px}
.jt-card-del{font-size:11px;color:#b3aa9a;text-decoration:line-through}
.jt-tag{font-size:10px;color:var(--jt-deep);background:#efe7d7;border-radius:3px;padding:1px 5px;align-self:flex-start}

/* ---------- 选购指南长文 ---------- */
.jt-note{background:var(--jt-paper);border:1px solid var(--jt-line);border-radius:8px;padding:18px 20px;margin:18px 0}
.jt-note h3{margin:0 0 10px;font-size:17px;color:var(--jt-deep);letter-spacing:.5px}
.jt-note p{margin:0 0 9px;font-size:13px;line-height:1.95;color:#48433a}
.jt-note p:last-child{margin-bottom:0}

/* ---------- 分类页 ---------- */
.jt-cathead{padding:16px 0 6px}
.jt-kicker{font-size:11px;letter-spacing:2px;color:var(--jt-gold)}
.jt-cathead h1{margin:8px 0 8px;font-size:26px;color:var(--jt-deep)}
.jt-cathead p{margin:0;font-size:13px;line-height:1.8;color:var(--jt-mute);max-width:860px}
.jt-catnum{display:flex;gap:18px;margin-top:10px;font-size:12px;color:var(--jt-mute)}
.jt-catnum b{color:var(--jt-clay);font-size:16px;margin-right:3px}
.jt-list{padding:6px 0 10px}
.jt-empty{padding:50px 0;text-align:center;color:var(--jt-mute);font-size:13px}

/* ---------- 商品详情（杂志长图文） ---------- */
.jt-pd-top{display:flex;align-items:center;justify-content:space-between;padding:12px 0;font-size:13px}
.jt-pd-top a{color:var(--jt-deep);text-decoration:none}
.jt-crumb{font-size:12px;color:var(--jt-mute);padding:4px 0 10px}
.jt-crumb a{color:var(--jt-mute);text-decoration:none}
.jt-gallery{background:var(--jt-paper);border:1px solid var(--jt-line);border-radius:10px;padding:12px}
.jt-mainimg{width:100%;max-height:520px;overflow:hidden;background:#f2ede3;border-radius:6px;display:grid;place-items:center}
.jt-mainimg img{max-width:100%;max-height:520px;object-fit:contain;display:block}
.jt-thumbs{display:flex;gap:10px;margin-top:12px;overflow-x:auto;scrollbar-width:none}
.jt-thumbs::-webkit-scrollbar{display:none}
.jt-thumbs img{width:78px;height:78px;object-fit:cover;border:2px solid transparent;border-radius:4px;cursor:pointer;flex:none}
.jt-thumbs img.on{border-color:var(--jt-clay)}
.jt-pd-title{font-size:23px;line-height:1.45;margin:18px 0 10px;color:var(--jt-deep)}
.jt-pd-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.jt-pd-tags span{font-size:12px;color:var(--jt-deep);background:#efe7d7;border-radius:999px;padding:4px 11px}
.jt-pd-pricebar{display:flex;align-items:center;gap:14px;background:var(--jt-deep);color:#fff;border-radius:8px;padding:14px 18px;flex-wrap:wrap}
.jt-pd-pricebar em{font-style:normal;font-size:12px;color:#cfc4ae}
.jt-pd-pricebar b{font-size:30px;color:#f4d9a4}
.jt-pd-pricebar del{color:#a9a08e;font-size:13px}
.jt-pd-pricebar .jt-stock{margin-left:auto;font-size:12px;color:#d8ceb9}
.jt-pd-buy{display:flex;gap:12px;margin:14px 0}
.jt-btn-o,.jt-btn-p{flex:1;border:0;border-radius:999px;padding:13px;font-size:15px;cursor:pointer}
.jt-btn-o{background:#efe4d2;color:var(--jt-deep)}
.jt-btn-p{background:var(--jt-clay);color:#fff}
.jt-panel{background:var(--jt-paper);border:1px solid var(--jt-line);border-radius:8px;padding:18px 20px;margin:14px 0}
.jt-panel h2{margin:0 0 12px;font-size:17px;color:var(--jt-deep);letter-spacing:.5px;padding-bottom:8px;border-bottom:1px solid var(--jt-line)}
.jt-detail{font-size:13px;line-height:2;color:#403b33}
.jt-detail table{width:100%;border-collapse:collapse;margin:0 0 14px;font-size:12px}
.jt-detail th,.jt-detail td{border:1px solid var(--jt-line);padding:8px 10px;text-align:left}
.jt-detail th{background:#f5efe3;color:var(--jt-deep);font-weight:600;width:110px}
.jt-detail img{max-width:100%;height:auto;border-radius:6px;margin:10px 0}
.jt-detail p{margin:0 0 10px}
.jt-buybar{display:flex;gap:10px;background:var(--jt-paper);border:1px solid var(--jt-line);border-radius:10px;padding:10px;position:sticky;bottom:70px;z-index:60}
.jt-buybar a{text-decoration:none}
.jt-buybar .jt-bop{display:grid;place-items:center;font-size:11px;color:var(--jt-mute);width:52px}

/* ---------- 页脚 ---------- */
.jt-foot{background:var(--jt-deep);color:#d8ceb9;padding:20px clamp(14px,3vw,40px) 96px;font-size:12px;line-height:1.9;margin-top:24px}
.jt-foot-id{font-size:13px;color:#fff;margin-bottom:6px}
.jt-foot-id a{color:#f0c98d;text-decoration:none}
.jt-dot{margin:0 8px;color:#8e9b93}
.jt-foot-pay{color:#f0c98d;margin-top:4px}
.jt-foot-scope{color:#a9b1aa}
.jt-foot-links{background:#182b24;color:#8e9b93;font-size:12px;padding:12px clamp(14px,3vw,40px) 84px;line-height:2}
.jt-foot-links a{color:#c9d2c9;text-decoration:none;margin:0 7px}

/* ---------- 手机 ---------- */
@media (max-width:640px){
  body.jt-body{padding-bottom:62px}
  .jt-notice{font-size:11px;padding:6px 10px;line-height:1.5}
  .jt-mast{display:flex;flex-wrap:wrap;align-items:center;gap:0;padding:9px 0 7px}
  .jt-logo{font-size:25px;letter-spacing:1px}
  .jt-mast-main{width:100%;align-items:center;gap:8px}
  .jt-slogan{display:none}
  .jt-mast-nav{order:2;width:100%;gap:14px;font-size:12px;margin-top:7px;overflow-x:auto;white-space:nowrap;padding-bottom:2px;scrollbar-width:none}
  .jt-mast-nav::-webkit-scrollbar{display:none}
  .jt-mast-nav a{flex:none}
  .jt-mast-search{order:3;width:100%;min-width:0;margin-top:7px;padding:4px 4px 4px 12px}
  .jt-mast-search button{padding:6px 12px}
  .jt-hero{gap:10px;padding:10px 0 4px}
  .jt-slide{flex:0 0 78vw;height:140px;padding:13px}
  .jt-slide b{font-size:18px}
  .jt-slide span{font-size:12px;line-height:1.45}
  .jt-promos{display:flex;overflow-x:auto;gap:8px;padding:8px 0;scrollbar-width:none}
  .jt-promos::-webkit-scrollbar{display:none}
  .jt-promo{flex:0 0 212px;padding:8px 10px}
  .jt-promo i{width:28px;height:28px;font-size:14px}
  .jt-catstrip{padding:4px 0 8px}
  .jt-catstrip a{padding:6px 12px;font-size:12px}
  .jt-floor{padding:6px 0 2px}
  .jt-floor-hd{padding-bottom:6px;margin-bottom:8px}
  .jt-floor-hd h2{font-size:18px}
  .jt-card-img{width:120px;height:120px}
  .jt-card-txt{padding:8px 10px;gap:4px}
  .jt-note{padding:14px;margin:12px 0}
}

/* ---------- 桌面 ---------- */
@media (min-width:860px){
  .jt-cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
  .jt-card-img{width:150px;height:150px}
  .jt-card-name{font-size:15px}
  .jt-mast{padding-top:22px}
  .jt-logo{font-size:40px}
  .jt-hero{gap:18px}
  .jt-gallery{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:18px;align-items:start}
  .jt-gallery .jt-thumbs{flex-direction:column;margin-top:0;max-height:520px;overflow-y:auto}
  .jt-gallery .jt-thumbs img{width:100%;height:120px}
  .jt-gallery .jt-mainimg{max-height:520px}
  .jt-pd-title{font-size:27px}
}
@media (min-width:1180px){
  .jt-cards{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
  .jt-card-img{width:140px;height:140px}
  .jt-slide{height:160px}
  .jt-promo{padding:9px 12px}
  .jt-floor-hd{padding-bottom:8px;margin-bottom:12px}
}

.jt-foot-pay2{color:#f0c98d;margin-left:14px}