/* ===== 曲阜阿丝丽服饰 · 白蓝简洁企业官网 ===== */
:root{
  --blue:#2a5aa8;
  --blue-d:#1d427f;
  --blue-l:#eaf1fa;
  --blue-x:#f5f8fd;
  --ink:#333d46;
  --gray:#6d7682;
  --line:#e3e8ef;
  --white:#fff;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;color:var(--ink);line-height:1.75;background:var(--white);font-size:15px}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
h1,h2,h3,h4{color:var(--blue-d);line-height:1.4}

/* ===== 顶部信息条 ===== */
.topbar{background:var(--blue-d);color:#cdd9ec;font-size:12.5px}
.topbar .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;padding-top:6px;padding-bottom:6px}
.topbar b{color:#fff;font-weight:600}
.topbar .tb-right span{margin-left:18px;white-space:nowrap}
.topbar a{color:#fff}

/* ===== 导航 ===== */
.header{background:var(--white);box-shadow:0 1px 0 #eef1f6,0 2px 8px rgba(24,61,123,.05);position:sticky;top:0;z-index:99}
.header .wrap{display:flex;align-items:center;justify-content:space-between;height:78px}
.logo{display:flex;align-items:center;gap:12px;flex:none}
.logo .mark{width:46px;height:46px;border-radius:6px;object-fit:cover;display:block;box-shadow:0 3px 8px rgba(29,66,127,.22)}
.logo .nm b{display:block;font-size:19px;color:var(--blue-d);line-height:1.3;letter-spacing:.5px}
.logo .nm span{font-size:10.5px;color:var(--gray);letter-spacing:1px}
.menu{display:flex;gap:4px;align-items:center}
.menu li a{display:block;padding:10px 15px;color:#3a4653;font-size:15px;position:relative}
.menu li a:hover{color:var(--blue)}
.menu li a.on{color:var(--blue);font-weight:600}
.menu li a.on::after{content:"";position:absolute;left:15px;right:15px;bottom:2px;height:3px;background:var(--blue);border-radius:2px}
.burger{display:none;font-size:26px;color:var(--blue-d);cursor:pointer;user-select:none}

/* ===== Banner 横幅 ===== */
.banner{position:relative;background:var(--blue-d)}
.banner img{width:100%;height:auto;display:block;max-height:520px;object-fit:cover;opacity:.92}
.banner .bm{position:absolute;inset:0;background:linear-gradient(90deg,rgba(16,42,88,.82),rgba(20,52,110,.35));display:flex;align-items:center}
.banner .bm .wrap{padding-top:26px;padding-bottom:26px;width:100%}
.banner .en{color:#9fc0ea;font-size:14px;letter-spacing:4px;text-transform:uppercase;margin-bottom:8px}
.banner h1{color:#fff;font-size:clamp(26px,3.6vw,42px);font-weight:700;line-height:1.3}
.banner .desc{color:#e4edf8;margin-top:14px;max-width:660px;font-size:16px}
.banner .crumbs{color:#a9bfdd;margin-top:14px;font-size:13px}
.banner .crumbs a:hover{color:#fff}
/* 首页大 banner */
.banner-home .bm{align-items:center}

/* ===== 通用 section ===== */
.sec{padding:64px 0}
.sec.light{background:var(--blue-x)}
.sec-head{text-align:center;margin-bottom:40px}
.sec-head h2{font-size:clamp(22px,2.6vw,30px);font-weight:700}
.sec-head h2 i{font-style:normal;color:var(--blue)}
.sec-head .sub{color:var(--gray);font-size:14.5px;margin-top:6px}
.sec-head .line{width:44px;height:3px;background:var(--blue);margin:14px auto 0;border-radius:2px}

/* 首页 intro */
.intro-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:44px;align-items:center}
.intro-img{position:relative}
.intro-img img{width:100%;border-radius:6px;box-shadow:0 14px 30px rgba(24,61,123,.14)}
.intro-img::before{content:"";position:absolute;left:-14px;top:-14px;right:auto;width:60%;height:60%;border:2px solid var(--blue);border-right:0;border-bottom:0;border-radius:6px 0 0 0;opacity:.4}
.intro-txt h3{font-size:24px;margin-bottom:14px;line-height:1.55}
.intro-txt p{color:#4c5662;margin-bottom:12px;text-align:justify}
.intro-txt .links{margin-top:20px;display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;background:var(--blue);color:#fff;padding:10px 26px;border-radius:4px;font-size:14.5px;transition:.2s}
.btn:hover{background:var(--blue-d)}
.btn.ghost{background:transparent;color:var(--blue);border:1px solid var(--blue)}
.btn.ghost:hover{background:var(--blue);color:#fff}

/* 首页数据 */
.nums{background:var(--blue-d);color:#fff}
.nums .wrap{display:flex;justify-content:space-around;flex-wrap:wrap;padding:34px 10px}
.num{text-align:center;min-width:140px;padding:6px 10px}
.num b{display:block;font-size:34px;font-weight:700;color:#fff;line-height:1.2}
.num b i{font-style:normal;font-size:17px;color:#bcd2ef}
.num span{color:#b8c9e2;font-size:13.5px}

/* 产品卡 */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cards.two{grid-template-columns:repeat(2,1fr)}
.card{background:var(--white);border:1px solid var(--line);border-radius:6px;overflow:hidden;transition:.22s}
.card:hover{box-shadow:0 12px 26px rgba(24,61,123,.12);transform:translateY(-4px)}
.card img{width:100%;aspect-ratio:4/3.1;object-fit:cover}
.card .bd{padding:16px 18px 18px}
.card h4{font-size:17px;margin-bottom:6px}
.card .tp{font-size:12.5px;color:var(--gray);margin-bottom:8px}
.card p{color:#58616c;font-size:13.5px}
.card .more{color:var(--blue);font-size:13px;display:inline-block;margin-top:8px}
.card .more:hover{color:var(--blue-d)}

/* 优势 */
.adv{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.av{background:var(--white);border:1px solid var(--line);border-top:3px solid var(--blue);border-radius:4px;padding:24px 18px;transition:.2s}
.av:hover{box-shadow:0 10px 22px rgba(24,61,123,.1)}
.av .n{width:44px;height:44px;border-radius:50%;background:var(--blue-l);color:var(--blue);display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:14px}
.av h4{font-size:16px;margin-bottom:8px}
.av p{color:var(--gray);font-size:13px}

/* 车间双图 */
.plant2{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.plant2 figure{border-radius:6px;overflow:hidden;position:relative}
.plant2 img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:.4s}
.plant2 figure:hover img{transform:scale(1.04)}
.plant2 figcaption{position:absolute;left:0;right:0;bottom:0;padding:26px 16px 12px;color:#fff;font-size:14px;background:linear-gradient(transparent,rgba(14,37,74,.85))}

/* CTA */
.cta-band{background:linear-gradient(120deg,var(--blue),#3569b5);color:#fff}
.cta-band .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:34px;padding-bottom:34px}
.cta-band h3{color:#fff;font-size:22px}
.cta-band p{color:#d6e3f4;font-size:14px;margin-top:4px}
.cta-band .btn{background:#fff;color:var(--blue-d);font-weight:600}
.cta-band .btn:hover{background:var(--blue-x)}

/* ===== 页脚 ===== */
.footer{background:#14345f;color:#aebfda;font-size:13.5px}
.footer .wrap{padding-top:36px;padding-bottom:30px;display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:30px}
.footer h5{color:#fff;font-size:15px;margin-bottom:14px;position:relative;padding-left:12px}
.footer h5::before{content:"";position:absolute;left:0;top:5px;width:4px;height:14px;background:#6fa1e0}
.footer p,.footer li{line-height:2}
.footer li a:hover{color:#fff}
.footer .copy{background:#102a4d;color:#8fa4c4;text-align:center;padding:14px 0;font-size:12.5px}

/* ===== 子页 ===== */
.crumb-banner{position:relative;overflow:hidden;background:linear-gradient(120deg,var(--blue-d),#3569b5)}
.crumb-banner .wrap{padding-top:52px;padding-bottom:46px}
.crumb-banner h1{color:#fff;font-size:30px;margin-bottom:4px}
.crumb-banner p{color:#c8d9f0;font-size:14px}
.crumb-banner .crumb{color:#9fb8dd;font-size:13px;margin-top:8px}
.crumb-banner .crumb a:hover{color:#fff}

/* 关于页面 */
.about-txt p{color:#4c5662;margin-bottom:14px;text-align:justify;font-size:15.5px}
.history{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:10px}
.his{border:1px solid var(--line);border-left:4px solid var(--blue);padding:20px;background:var(--blue-x);border-radius:3px}
.his b{display:block;color:var(--blue);font-size:26px;margin-bottom:6px}
.his h4{font-size:16px;margin-bottom:4px}
.his p{color:var(--gray);font-size:13px}

/* 产品页 */
.pcat{margin-bottom:44px}
.pcat h3{font-size:22px;padding-bottom:10px;border-bottom:2px solid var(--line);position:relative;margin-bottom:20px}
.pcat h3::after{content:"";position:absolute;left:0;bottom:-2px;width:90px;height:2px;background:var(--blue)}
.pcat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.pcat .item{border:1px solid var(--line);border-radius:5px;overflow:hidden}
.pcat .item img{width:100%;aspect-ratio:1/1;object-fit:cover}
.pcat .item .tt{padding:12px 14px}
.pcat .item .tt h5{font-size:15.5px;color:var(--blue-d)}
.pcat .item .tt span{font-size:12.5px;color:var(--gray)}

/* 生产页面 */
.eq{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.eq .it{background:var(--blue-x);border:1px solid var(--line);border-radius:5px;padding:20px 16px}
.eq .it b{color:var(--blue);font-size:30px;display:block}
.eq .it h5{font-size:15px;margin:6px 0 6px;color:var(--blue-d)}
.eq .it p{font-size:12.5px;color:var(--gray)}
.flow5{display:grid;grid-template-columns:repeat(5,1fr);gap:0}
.f5{text-align:center;position:relative;padding:0 8px}
.f5 .c{width:60px;height:60px;margin:0 auto 12px;border-radius:50%;background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:600;box-shadow:0 6px 14px rgba(42,90,168,.3)}
.f5 h5{font-size:15px;color:var(--blue-d)}
.f5 p{font-size:12px;color:var(--gray)}
.f5:not(:last-child)::after{content:"";position:absolute;top:30px;left:calc(50% + 36px);right:calc(-50% + 36px);border-top:2px dashed #bcd0ea}

/* 服务/FAQ */
.model3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.m3{border:1px solid var(--line);border-radius:6px;padding:26px 22px;transition:.2s;background:var(--white)}
.m3:hover{box-shadow:0 12px 26px rgba(24,61,123,.12);border-color:#b9cbe4}
.m3 .tag{display:inline-block;background:var(--blue-l);color:var(--blue);font-size:12px;letter-spacing:1px;padding:2px 10px;border-radius:3px;margin-bottom:12px;font-weight:600}
.m3 h4{font-size:18px;margin-bottom:8px}
.m3 p{color:#4c5662;font-size:16px;line-height:1.9}
.faq-item{border:1px solid var(--line);border-radius:5px;margin-bottom:12px;overflow:hidden;background:#fff}
.faq-item summary{cursor:pointer;padding:15px 18px;font-size:15px;color:var(--blue-d);font-weight:600;background:var(--blue-x);list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq-item summary::after{content:"+";font-size:20px;color:var(--blue)}
.faq-item[open] summary::after{content:"–"}
.faq-item .ans{padding:15px 18px;color:#4c5662;font-size:14.5px}

/* 联系页 */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.cinfo{background:var(--blue-x);border:1px solid var(--line);border-radius:6px;padding:28px 26px}
.cinfo h3{font-size:20px;margin-bottom:16px;padding-bottom:10px;border-bottom:2px solid var(--line)}
.crow{display:flex;gap:14px;padding:14px 0;border-bottom:1px dashed #dfe6ef}
.crow .ic{flex:none;width:40px;height:40px;background:var(--blue);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:17px}
.crow h5{font-size:13.5px;color:var(--gray);font-weight:500}
.crow p{font-size:17px;font-weight:600;color:var(--blue-d)}
.crow a{color:var(--blue-d)}
.cmap{border:1px solid var(--line);border-radius:6px;overflow:hidden}
.cmap .ph{position:relative}
.cmap img{width:100%;height:100%;aspect-ratio:16/11;object-fit:cover}
.cmap .ph::after{content:"📌 山东省济宁市曲阜市";position:absolute;left:0;right:0;bottom:0;background:linear-gradient(transparent,rgba(14,37,74,.8));color:#fff;padding:30px 16px 12px;font-size:14px}
.brandline{display:flex;flex-wrap:wrap;gap:22px;align-items:center;justify-content:center;padding:10px 0}
.brandline b{color:var(--blue-d);margin-right:8px}
.bl{display:inline-flex;align-items:center;gap:9px;background:#fff;border:1px solid #dfe6ef;border-radius:8px;padding:8px 18px;box-shadow:0 2px 6px rgba(24,61,123,.05)}
.bl img{height:26px;width:auto;display:block}
.bl em{font-style:normal;font-weight:600;color:#55606a;font-size:14px}
.bl.dark{background:var(--blue-d);border-color:var(--blue-d)}
.bl.dark em{color:#fff}

/* 响应式 */
@media(max-width:960px){
  .cards,.cards.two,.pcat-grid,.model3,.eq{grid-template-columns:repeat(2,1fr)}
  .adv{grid-template-columns:repeat(2,1fr)}
  .intro-grid,.contact-grid,.plant2{grid-template-columns:1fr}
  .footer .wrap{grid-template-columns:1fr}
  .flow5{grid-template-columns:repeat(5,1fr);overflow-x:auto}
  .history{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .menu{display:none;position:absolute;top:78px;left:0;right:0;background:#fff;flex-direction:column;padding:10px 20px 16px;box-shadow:0 14px 24px rgba(20,52,96,.1)}
  .menu.open{display:flex}
  .menu li a{padding:12px 0;border-bottom:1px solid #f0f3f7;width:100%}
  .menu li a.on::after{display:none}
  .burger{display:block}
  .cards,.cards.two,.pcat-grid,.model3,.eq,.adv,.history{grid-template-columns:1fr}
}