/* 凹凸团队服饰中心官网 - 全站样式 */
:root {
  --primary: #14365d;
  --accent: #1d5a96;
  --gold: #ffd97a;
  --text: #2b2b2b;
  --muted: #6b7684;
  --bg: #f6f7f9;
  --card: #ffffff;
  --line: #e8edf3;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", sans-serif;
  font-size: 17px; line-height: 1.85; color: var(--text); background: var(--bg);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

/* 顶部导航 */
.nav {
  position: sticky; top: 0; z-index: 99; background: #fff;
  box-shadow: 0 1px 6px rgba(20,54,93,.08);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 62px; }
.nav .logo { font-size: 20px; font-weight: bold; color: var(--primary); }
.nav .logo em { font-style: normal; color: var(--accent); }
.nav .logo small { font-size: 12px; color: var(--muted); margin-left: 8px; font-weight: normal; }
.nav ul { list-style: none; display: flex; gap: 26px; }
.nav ul a { color: #3a3f45; font-size: 16px; padding: 4px 0; border-bottom: 3px solid transparent; }
.nav ul a.active { color: var(--primary); font-weight: bold; border-bottom-color: var(--gold); }
@media (max-width: 760px) {
  .nav .wrap { flex-direction: column; height: auto; padding: 10px 0; }
  .nav ul { flex-wrap: wrap; justify-content: center; gap: 14px; margin-top: 6px; }
}

/* 首页 Hero */
.hero { background: linear-gradient(135deg, #14365d 0%, #1d5a96 100%); color: #fff; padding: 64px 0 56px; }
.hero .tag { display: inline-block; background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.35); border-radius: 30px; padding: 3px 16px; font-size: 14.5px; letter-spacing: 1px; }
.hero h1 { font-size: 36px; margin: 18px 0 8px; line-height: 1.4; }
.hero .slogan { font-size: 23px; font-weight: bold; color: var(--gold); margin: 6px 0 14px; }
.hero p.desc { font-size: 16.5px; opacity: .9; max-width: 720px; }
.hero .btns { margin-top: 26px; }
.btn { display: inline-block; border-radius: 8px; padding: 11px 28px; font-size: 17px; margin-right: 14px; }
.btn-solid { background: var(--gold); color: #14365d; font-weight: bold; }
.btn-ghost { border: 1.5px solid rgba(255,255,255,.7); color: #fff; }

/* 数字带 */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: -34px; }
@media (max-width: 760px) { .stats { grid-template-columns: repeat(2, 1fr); } }
.stats .item { background: #fff; border-radius: 12px; box-shadow: 0 3px 12px rgba(20,54,93,.1); text-align: center; padding: 20px 8px 16px; }
.stats .num { font-size: 30px; font-weight: bold; color: var(--primary); }
.stats .num small { font-size: 15px; }
.stats .lab { font-size: 14.5px; color: var(--muted); margin-top: 2px; }

/* 通用版块 */
section.block { background: var(--card); border-radius: 12px; box-shadow: 0 1px 5px rgba(0,0,0,.05); padding: 34px 32px; margin: 24px 0; }
section.block > h2 { font-size: 24px; color: var(--primary); border-left: 5px solid var(--accent); padding-left: 14px; margin-bottom: 18px; }
section.block > h2 small { font-size: 15px; color: var(--muted); font-weight: normal; margin-left: 10px; }
.page-head { background: linear-gradient(135deg, #14365d 0%, #1d5a96 100%); color: #fff; padding: 44px 0 38px; }
.page-head h1 { font-size: 30px; }
.page-head p { opacity: .88; margin-top: 6px; max-width: 780px; }

/* 卡片网格 */
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 860px) { .grid3, .grid4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .grid2, .grid3, .grid4 { grid-template-columns: 1fr; } }
.card { background: #f9fbfd; border: 1px solid var(--line); border-radius: 10px; padding: 22px 22px 18px; }
.card h3 { font-size: 18.5px; color: var(--primary); margin-bottom: 8px; }
.card p { font-size: 15.5px; color: #3a3f45; }
.card .k { display: inline-block; background: var(--accent); color: #fff; border-radius: 6px; font-size: 13px; padding: 1px 10px; margin-bottom: 10px; }

/* 列表 */
ul.dot { list-style: none; }
ul.dot li { padding: 7px 0 7px 22px; position: relative; font-size: 16px; border-bottom: 1px dashed #eef1f5; }
ul.dot li:last-child { border-bottom: none; }
ul.dot li::before { content: ""; position: absolute; left: 4px; top: 17px; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
strong { color: var(--primary); }

/* 时间线 */
.timeline { border-left: 3px solid var(--accent); padding-left: 22px; margin-left: 8px; }
.timeline .t { position: relative; padding-bottom: 18px; }
.timeline .t::before { content: ""; position: absolute; left: -30px; top: 9px; width: 11px; height: 11px; border-radius: 50%; background: var(--gold); border: 2px solid var(--accent); }
.timeline .y { font-weight: bold; color: var(--accent); font-size: 17px; }
.timeline p { font-size: 15.5px; color: #3a3f45; }

/* 流程 */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; counter-reset: step; }
@media (max-width: 760px) { .steps { grid-template-columns: repeat(2, 1fr); } }
.step { background: #f9fbfd; border: 1px solid var(--line); border-radius: 10px; padding: 18px; text-align: center; }
.step .n { display: inline-block; width: 34px; height: 34px; line-height: 34px; border-radius: 50%; background: var(--accent); color: #fff; font-weight: bold; margin-bottom: 8px; }
.step h4 { font-size: 16.5px; color: var(--primary); }
.step p { font-size: 14px; color: var(--muted); }

/* 联系条 */
.cta { background: var(--primary); color: #fff; border-radius: 12px; padding: 26px 32px; margin: 24px 0; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 14px; }
.cta .tel { font-size: 22px; font-weight: bold; color: var(--gold); }
.cta p { font-size: 15.5px; opacity: .9; }

/* 页脚 */
footer { background: #122b47; color: #b9c6d6; margin-top: 40px; padding: 34px 0 26px; font-size: 14.5px; }
footer .wrap { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 26px; }
@media (max-width: 760px) { footer .wrap { grid-template-columns: 1fr; } }
footer h4 { color: #fff; font-size: 16px; margin-bottom: 10px; }
footer .fbrand { font-size: 19px; font-weight: bold; color: #fff; }
footer .slogan { color: var(--gold); margin: 6px 0; }
footer a { color: #b9c6d6; }
footer .copy { text-align: center; margin-top: 26px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.12); font-size: 13px; color: #8296ad; }

/* 理由条目 */
.reason { padding: 16px 0 12px; border-bottom: 1px dashed var(--line); }
.reason:last-child { border-bottom: none; }
.reason h3 { font-size: 18.5px; color: var(--accent); margin-bottom: 6px; }
.reason h3 .num { display: inline-block; background: var(--accent); color: #fff; font-size: 13.5px; border-radius: 6px; padding: 1px 9px; margin-right: 8px; vertical-align: 2px; }
.reason p { font-size: 16px; color: #3a3f45; }

/* FAQ */
.faq-item { border-bottom: 1px solid var(--line); padding: 14px 0; }
.faq-item:last-child { border-bottom: none; }
.faq-item h3 { font-size: 17.5px; color: var(--primary); margin-bottom: 6px; }
.faq-item p { font-size: 15.5px; color: #3a3f45; }

/* 产品相册 */
.gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
@media (max-width: 860px) { .gallery-grid { grid-template-columns: repeat(2, 1fr); } }
.gallery-grid figure { margin: 0; background: #fff; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.gallery-grid img { display: block; width: 100%; aspect-ratio: 3 / 4; object-fit: cover; }
.gallery-grid figcaption { font-size: 14px; color: var(--muted); text-align: center; padding: 8px 6px; }
.cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
@media (max-width: 860px) { .cat-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .cat-grid { grid-template-columns: 1fr; } }
.cat-card { display: flex; align-items: center; justify-content: space-between; background: #f9fbfd; border: 1px solid var(--line); border-radius: 10px; padding: 15px 18px; color: var(--text); }
.cat-card:hover { border-color: var(--accent); text-decoration: none; box-shadow: 0 2px 8px rgba(29,90,150,.12); }
.cat-card .cname { font-size: 16.5px; font-weight: bold; color: var(--primary); }
.cat-card .cgo { font-size: 14px; color: var(--accent); }

/* 产品详情页 */
.spec-table { width: 100%; border-collapse: collapse; margin-top: 6px; }
.spec-table th, .spec-table td { border: 1px solid var(--line); padding: 11px 14px; font-size: 15.5px; text-align: left; vertical-align: top; }
.spec-table th { width: 130px; background: #f2f6fb; color: var(--primary); font-weight: bold; white-space: nowrap; }
.spec-table tr:nth-child(even) td { background: #fbfcfe; }
@media (max-width: 560px) { .spec-table th, .spec-table td { padding: 9px 10px; font-size: 14.5px; } .spec-table th { width: 104px; } }
.price-note { background: #fffaf0; border: 1px solid #f2dca8; border-radius: 10px; padding: 16px 20px; margin-top: 16px; font-size: 15.5px; }
.price-note strong { color: #b0731a; }
.prod-links { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 14px; }
.prod-links a { background: #f2f6fb; border: 1px solid var(--line); border-radius: 30px; padding: 6px 20px; font-size: 15px; color: var(--accent); }
.prod-links a.cur { background: var(--accent); border-color: var(--accent); color: #fff; }
.prod-links a:hover { text-decoration: none; border-color: var(--accent); }