/* ================= 型号详情页（极简版） ================= */

/* 面包屑 */
.crumb{max-width:1200px;margin:20px auto 0;padding:0 22px;font-size:13px;color:var(--gray2)}
.crumb a:hover{color:var(--blue)}
.crumb b{color:#3b4b5a;word-break:break-all}

/* 两栏 */
.dmain{display:grid;grid-template-columns:1fr 318px;gap:26px;align-items:start;padding:16px 0 72px}
.dside{position:sticky;top:88px}

/* 主卡片 */
.dcard{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);overflow:hidden}

/* ---------- 顶部：图 + 型号 ---------- */
.dtop{display:grid;grid-template-columns:400px 1fr;border-bottom:1px solid var(--line)}

.gal{padding:26px;background:#fbfcfe;border-right:1px solid var(--line)}
.gal .main{width:100%;aspect-ratio:1/1;border-radius:12px;background:linear-gradient(135deg,#eef4fa,#dde8f4);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;border:1px solid #e6eef6}
.gal .main svg{width:76px;height:76px;stroke:#a9c2d8;fill:none;stroke-width:1.1}
.gal .main span{font-size:12.5px;color:#9db2c6}
.thumbs{display:flex;gap:8px;margin-top:10px}
.thumbs .t{width:58px;height:58px;border-radius:8px;background:linear-gradient(135deg,#f1f6fb,#e2ecf6);border:1px solid #e3ecf5;display:flex;align-items:center;justify-content:center;cursor:pointer}
.thumbs .t.on{border-color:var(--blue3);box-shadow:0 0 0 3px rgba(74,138,196,.14)}
.thumbs .t svg{width:20px;height:20px;stroke:#a3bdd3;fill:none;stroke-width:1.3}

.dinfo{padding:40px 42px;display:flex;flex-direction:column;justify-content:center}

/* 小标签：型号 / 订货号 */
.eyebrow{display:flex;align-items:center;gap:9px;font-size:12.5px;color:var(--gray2);letter-spacing:.6px;margin-bottom:14px}
.eyebrow:before{content:"";width:18px;height:2px;border-radius:2px;background:var(--accent);display:inline-block}

/* 型号大字 */
.dinfo h1.sku{font-size:clamp(25px,3.1vw,37px);font-weight:800;color:var(--ink);letter-spacing:-.6px;line-height:1.18;word-break:break-all;margin:0 0 14px}

/* 订货号一行 */
.ordline{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--gray2);margin:0 0 26px}
.ordline b{font-weight:800;color:#2b3a48;letter-spacing:.5px;background:#f2f7fb;border:1px solid #e2edf7;border-radius:7px;padding:5px 12px;font-size:15px}
.ordline:empty{display:none}

/* 品牌行 */
.brandrow{display:flex;align-items:center;gap:11px;flex-wrap:wrap;margin-bottom:30px}
.brandrow .bl{font-size:12.5px;color:var(--gray2)}
.brandrow a.bn{display:inline-flex;align-items:center;gap:7px;background:#eef5fb;color:var(--blue);font-weight:800;font-size:14px;letter-spacing:.6px;padding:7px 14px;border-radius:8px;border:1px solid #dceaf6;transition:.18s}
.brandrow a.bn:hover{background:var(--blue);color:#fff;border-color:var(--blue)}
.brandrow a.bn svg{width:12px;height:12px;stroke:currentColor;fill:none;stroke-width:2.4}

/* 操作按钮 */
.dacts{display:flex;gap:10px;flex-wrap:wrap}
.dacts .a1{background:var(--accent);color:#fff;padding:14px 26px;border-radius:10px;font-weight:700;font-size:15px;display:inline-flex;align-items:center;gap:9px;box-shadow:0 8px 20px rgba(232,131,12,.26);transition:.18s}
.dacts .a1:hover{background:#d97607;transform:translateY(-1px)}
.dacts .a2{background:#fff;border:1px solid var(--line);color:#3d4d5c;padding:14px 22px;border-radius:10px;font-weight:600;font-size:15px;display:inline-flex;align-items:center;gap:9px;transition:.18s}
.dacts .a2:hover{border-color:var(--blue3);color:var(--blue);background:#f8fbfe}
.dacts .cp{background:#f4f8fc;border:1px solid #e2edf6;color:#4a6b85;padding:14px 20px;border-radius:10px;font-weight:600;font-size:14.5px;display:inline-flex;align-items:center;gap:8px;cursor:pointer;font-family:inherit;transition:.18s}
.dacts .cp:hover{border-color:var(--blue3);color:var(--blue);background:#eef5fb}

/* 一句轻提示 */
.hintline{margin-top:26px;padding-top:20px;border-top:1px dashed var(--line);font-size:13.5px;color:var(--gray);line-height:1.75}
.hintline b{color:#2f3d4b;font-weight:700}

/* ---------- 正文 ---------- */
.dbody{padding:30px 34px 34px}
.dbody h3{font-size:16.5px;color:var(--blue);font-weight:700;margin:0 0 14px;display:flex;align-items:center;gap:9px}
.dbody h3:before{content:"";width:4px;height:15px;border-radius:2px;background:var(--accent);display:inline-block}
.dbody section + section{margin-top:30px;padding-top:28px;border-top:1px dashed var(--line)}

/* 视频 */
.vbox{aspect-ratio:16/9;max-width:560px;background:linear-gradient(135deg,#0d2338,#1c4363);border-radius:12px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:#fff;cursor:pointer;transition:.2s}
.vbox:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(13,35,56,.24)}
.vbox .play{width:58px;height:58px;border-radius:50%;background:var(--accent);display:flex;align-items:center;justify-content:center}
.vbox .play svg{width:21px;height:21px;fill:#fff;margin-left:3px}
.vbox span{font-size:13px;color:#b9cee0}

/* 相关型号 */
.rel{display:grid;grid-template-columns:repeat(auto-fill,minmax(212px,1fr));gap:12px}
.rel a{background:#fff;border:1px solid var(--line);border-radius:11px;padding:15px 17px;transition:.2s}
.rel a:hover{border-color:#cfe0f0;box-shadow:0 8px 20px rgba(31,78,121,.1);transform:translateY(-2px)}
.rel .rb{font-size:11.5px;font-weight:800;color:var(--blue2);letter-spacing:.4px}
.rel .rm{font-size:14.5px;font-weight:700;margin-top:4px;word-break:break-all;color:var(--ink)}
.rel .rt{font-size:12px;color:var(--gray2);margin-top:4px}

/* 底部询价带 */
.ctastrip{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;background:linear-gradient(120deg,#f4f9fe,#eaf2fa);border:1px solid #dfebf6;border-radius:14px;padding:22px 26px}
.ctastrip .txt{font-size:15px;font-weight:700;color:var(--ink);line-height:1.5}
.ctastrip .txt small{display:block;font-size:13px;font-weight:400;color:var(--gray);margin-top:5px}
.ctastrip .go{background:var(--accent);color:#fff;padding:12px 24px;border-radius:9px;font-weight:700;font-size:14.5px;white-space:nowrap;box-shadow:0 8px 18px rgba(232,131,12,.24)}
.ctastrip .go:hover{background:#d97607}

/* 页脚小字 */
.tinyfoot{margin-top:26px;padding-top:16px;border-top:1px solid var(--line);font-size:12px;color:var(--gray2);line-height:1.7}

/* ---------- 侧栏 ---------- */
.inqcard{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);overflow:hidden;margin-bottom:16px}
.inqcard .hd{background:linear-gradient(150deg,#1f4e79,#2c638f);color:#fff;padding:18px 20px}
.inqcard .hd h4{font-size:15px;font-weight:700;margin-bottom:4px}
.inqcard .hd p{font-size:12.5px;color:#c3d7e8}
.inqcard .bd{padding:18px 20px 20px}
.inqcard .tel{font-size:23px;font-weight:800;color:var(--ink);letter-spacing:.3px;display:flex;align-items:center;gap:9px}
.inqcard .tel svg{width:18px;height:18px;stroke:var(--accent);fill:none;stroke-width:2}
.inqcard .wx{font-size:12.5px;color:var(--gray);margin:6px 0 14px}
.inqcard .skubox{background:#f6fafd;border:1px dashed #d5e5f2;border-radius:9px;padding:10px 12px;font-size:13px;color:#2f3d4b;font-weight:700;word-break:break-all;margin-bottom:10px;display:flex;align-items:center;justify-content:space-between;gap:8px}
.inqcard .skubox em{font-style:normal;font-size:11.5px;font-weight:500;color:var(--gray2);white-space:nowrap}
.inqcard input,.inqcard select{width:100%;border:1px solid var(--line);border-radius:9px;padding:11px 13px;font-size:13.5px;margin-bottom:9px;outline:none;font-family:inherit;color:var(--ink);background:#fff;box-sizing:border-box}
.inqcard input:focus,.inqcard select:focus{border-color:var(--blue3);box-shadow:0 0 0 3px rgba(74,138,196,.13)}
.inqcard .send{width:100%;background:var(--accent);color:#fff;border:0;padding:12px;border-radius:9px;font-weight:700;font-size:14.5px;cursor:pointer;font-family:inherit}
.inqcard .send:hover{background:#d97607}
.inqcard .tip{font-size:11.5px;color:var(--gray2);margin-top:9px;line-height:1.6}

/* 复制提示 */
.toast{position:fixed;left:50%;bottom:38px;transform:translate(-50%,16px);background:#0d2338;color:#fff;font-size:13.5px;padding:11px 20px;border-radius:9px;opacity:0;pointer-events:none;transition:.25s;z-index:99}
.toast.on{opacity:1;transform:translate(-50%,0)}

@media(max-width:1080px){
  .dmain{grid-template-columns:1fr}
  .dside{position:static}
  .dtop{grid-template-columns:1fr}
  .gal{border-right:0;border-bottom:1px solid var(--line);padding:22px}
  .gal .main{max-width:330px;margin:0 auto}
  .thumbs{justify-content:center}
  .dinfo{padding:28px 24px 32px;justify-content:flex-start}
  .dbody{padding:24px 22px 28px}
}
@media(max-width:600px){
  .dinfo h1.sku{font-size:24px}
  .dacts .a1,.dacts .a2{flex:1;justify-content:center;padding:13px 14px}
  .dacts .cp{width:100%;justify-content:center}
  .ctastrip{flex-direction:column;align-items:stretch;text-align:center}
  .ctastrip .go{text-align:center}
}

/* ===== 无图占位（详情页） ===== */
.gal .main.nophoto{background:#f8fbfd;border:1px solid #e6eef6;position:relative;overflow:hidden}
.gal .main.nophoto:before{content:"";position:absolute;inset:16px;border:1.5px dashed #dde9f4;border-radius:10px}
.gal .main.nophoto .ph{position:relative;text-align:center;padding:26px}
.gal .main.nophoto .ph svg{width:86px;height:86px;stroke:#c3d6e7;stroke-width:1.15;fill:none;stroke-linecap:round;stroke-linejoin:round}
.gal .main.nophoto .ph b{display:block;margin-top:18px;font-size:14.5px;color:#7c93a8;font-weight:600;letter-spacing:.2px}
.gal .main.nophoto .ph span{display:block;margin-top:7px;font-size:12.5px;color:#a6b9c9}

/* ===== 详情页 品牌简介 ===== */
.dbody .brandabout .bx{background:#f8fbfd;border:1px solid #e6eef6;border-radius:12px;padding:20px 22px}
.dbody .brandabout .bh{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:12px;padding-bottom:12px;border-bottom:1px solid #e9f0f7}
.dbody .brandabout .logo{font-size:14.5px;font-weight:800;letter-spacing:1.2px;color:var(--blue)}
.dbody .brandabout .bh a{font-size:12.5px;font-weight:700;color:var(--accent)}
.dbody .brandabout p{font-size:13.5px;line-height:1.95;color:#4b5d6c;margin:0 0 11px;word-break:break-word}
.dbody .brandabout p:last-child{margin-bottom:0}
@media(max-width:720px){
  .gal .main.nophoto .ph svg{width:64px;height:64px}
  .gal .main.nophoto .ph b{margin-top:12px;font-size:13.5px}
  .dbody .brandabout .bx{padding:16px 16px}
}