/* 海鸥到家 · 官网样式 */
:root{
  --ink:#1a1a1e; --body:#3c3c45; --muted:#7c7c88;
  --brand:#d9491f; --brand2:#a83714; --gold:#c79a4f;
  --cream:#fbf7f1; --card:#fff; --line:#ece5da;
  --max:1120px;
  --shadow:0 10px 30px rgba(64,42,24,.08);
  --shadow-lg:0 22px 60px rgba(64,42,24,.14);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  color:var(--body); background:var(--cream); line-height:1.8; font-size:16px;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.narrow{max-width:860px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(251,247,241,.92); backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--line);
}
.hd{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.logo{display:flex;align-items:baseline;gap:10px;font-weight:800;color:var(--ink);letter-spacing:.5px}
.logo b{font-size:20px}
.logo span{font-size:12px;color:var(--muted);font-weight:500;letter-spacing:1.5px}
.nav{display:flex;align-items:center;gap:26px;font-size:15px}
.nav a{color:var(--body);padding:6px 0;border-bottom:2px solid transparent;transition:.2s}
.nav a:hover{color:var(--brand);border-color:var(--brand)}
.nav a.on{color:var(--brand);border-color:var(--brand);font-weight:600}
.hd-tel{
  display:inline-flex;align-items:center;gap:8px;background:var(--brand);color:#fff;
  font-weight:700;font-size:15px;padding:10px 18px;border-radius:999px;
  box-shadow:0 6px 18px rgba(217,73,31,.28);white-space:nowrap;transition:.2s;
}
.hd-tel:hover{background:var(--brand2);transform:translateY(-1px)}
.hd-tel svg{width:16px;height:16px;fill:#fff}
.menu-btn{display:none}

/* ---------- 首屏 ---------- */
.hero{position:relative;color:#fff;overflow:hidden;background:#2a1a12}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center 55%;transform:scale(1.02)}
.hero-bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(22,10,4,.90) 0%,rgba(22,10,4,.82) 38%,rgba(22,10,4,.62) 66%,rgba(22,10,4,.48) 100%);}
.hero .wrap{position:relative;padding-top:86px;padding-bottom:82px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:2px;
  color:#f6d9c6;border:1px solid rgba(255,255,255,.32);padding:6px 14px;border-radius:999px;margin-bottom:22px}
.hero h1{font-size:clamp(32px,5.2vw,56px);line-height:1.22;letter-spacing:1px;font-weight:800;margin-bottom:18px;max-width:14em}
.hero h1 em{font-style:normal;color:#ffb98f}
.hero p.lead{font-size:clamp(15px,1.6vw,18px);color:#f0e4da;max-width:36em;line-height:1.9}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin:30px 0 34px}
.btn-tel{
  display:inline-flex;align-items:center;gap:12px;background:#fff;color:var(--brand);
  padding:14px 26px;border-radius:14px;font-weight:800;font-size:20px;letter-spacing:.5px;
  box-shadow:var(--shadow-lg);transition:.2s;
}
.btn-tel small{display:block;font-size:12px;font-weight:600;color:var(--muted);letter-spacing:1px}
.btn-tel:hover{transform:translateY(-2px)}
.btn-ghost{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(255,255,255,.45);
  color:#fff;padding:13px 24px;border-radius:12px;font-weight:600;font-size:15px;transition:.2s}
.btn-ghost:hover{background:rgba(255,255,255,.14)}
.hero-facts{display:flex;flex-wrap:wrap;gap:14px 34px;border-top:1px solid rgba(255,255,255,.2);padding-top:22px}
.hero-facts div{font-size:14px;color:#e9dcd2}
.hero-facts b{display:block;font-size:22px;color:#fff;font-weight:800;letter-spacing:.5px;line-height:1.4}

/* ---------- 通用区块 ---------- */
.sec{padding:78px 0}
.sec.alt{background:#fff}
.sec-head{max-width:720px;margin-bottom:44px}
.sec-head .kick{font-size:13px;letter-spacing:3px;color:var(--gold);font-weight:700;margin-bottom:10px}
.sec-head h2{font-size:clamp(24px,3vw,34px);color:var(--ink);line-height:1.35;font-weight:800;letter-spacing:.5px}
.sec-head p{margin-top:12px;color:var(--muted);font-size:15.5px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}

/* ---------- 卡片 ---------- */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.card{background:var(--card);border:1px solid var(--line);border-radius:20px;overflow:hidden;
  box-shadow:var(--shadow);display:flex;flex-direction:column;transition:.25s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.card-img{aspect-ratio:16/10;overflow:hidden;background:#f2ece4}
.card-img img{width:100%;height:100%;object-fit:cover;transition:.5s}
.card:hover .card-img img{transform:scale(1.04)}
.card-body{padding:22px 24px 26px;flex:1;display:flex;flex-direction:column}
.card-body h3{font-size:19px;color:var(--ink);margin-bottom:8px;font-weight:700}
.card-body .price{color:var(--brand);font-weight:800;font-size:17px;margin-bottom:10px}
.card-body .price small{color:var(--muted);font-weight:500;font-size:13px}
.card-body p{font-size:14.5px;color:var(--muted);flex:1}
.card-body .more{margin-top:16px;font-size:14px;color:var(--brand);font-weight:700}
.plain-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px 28px;box-shadow:var(--shadow)}

/* ---------- 表格 ---------- */
.tbl-wrap{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow)}
table{width:100%;border-collapse:collapse;font-size:15px}
th,td{padding:14px 20px;text-align:left;border-bottom:1px solid var(--line)}
th{background:#f7f1e8;color:#5a4a3c;font-size:13.5px;letter-spacing:1px;font-weight:700}
tr:last-child td{border-bottom:none}
td.p{font-weight:800;color:var(--brand);white-space:nowrap}
.tbl-note{font-size:13.5px;color:var(--muted);margin-top:14px}

/* ---------- 区域 ---------- */
.areas{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px}
.area{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 18px;font-size:15px;
  display:flex;justify-content:space-between;align-items:center;transition:.2s}
.area:hover{border-color:var(--brand);color:var(--brand)}
.area b{color:var(--ink);font-weight:700}
.area span{font-size:12.5px;color:var(--muted)}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:s}
.step{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px 24px;position:relative}
.step::before{counter-increment:s;content:"0" counter(s);position:absolute;top:-14px;left:24px;
  background:var(--brand);color:#fff;font-size:12px;font-weight:800;letter-spacing:1px;
  padding:4px 10px;border-radius:999px}
.step h4{font-size:16.5px;color:var(--ink);margin:10px 0 8px}
.step p{font-size:14px;color:var(--muted)}

/* ---------- 特色 ---------- */
.feats{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.feat{padding:4px 2px}
.feat .ic{width:44px;height:44px;border-radius:12px;background:#fdeee7;display:flex;align-items:center;
  justify-content:center;color:var(--brand);font-weight:800;font-size:16px;margin-bottom:14px}
.feat h4{font-size:16px;color:var(--ink);margin-bottom:6px}
.feat p{font-size:14px;color:var(--muted)}

/* ---------- FAQ ---------- */
.faq{background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 22px;margin-bottom:12px}
.faq summary{cursor:pointer;list-style:none;font-weight:700;color:var(--ink);font-size:15.5px;padding:18px 0;
  display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--brand);font-size:20px;font-weight:700;line-height:1}
.faq[open] summary::after{content:"–"}
.faq p{padding:0 0 20px;font-size:14.8px;color:var(--body)}

/* ---------- 大 CTA ---------- */
.cta-band{background:linear-gradient(120deg,#2a1710,#4a2415 55%,#7a3319);color:#fff;border-radius:24px;
  padding:52px 48px;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
  box-shadow:var(--shadow-lg)}
.cta-band h3{font-size:clamp(22px,2.6vw,30px);font-weight:800;line-height:1.4;letter-spacing:.5px}
.cta-band p{color:#f0d9cb;font-size:15px;margin-top:10px}
.cta-tel{display:inline-flex;flex-direction:column;align-items:flex-start;background:#fff;color:var(--brand);
  padding:16px 32px;border-radius:16px;font-size:30px;font-weight:800;letter-spacing:1.5px;line-height:1.25}
.cta-tel small{font-size:12.5px;font-weight:600;color:var(--muted);letter-spacing:2px}

/* ---------- 子页头部 ---------- */
.page-head{background:linear-gradient(120deg,#2a1710,#4a2415);color:#fff;padding:64px 0 56px}
.page-head .kick{font-size:13px;letter-spacing:3px;color:#e3a97f;font-weight:700;margin-bottom:12px}
.page-head h1{font-size:clamp(26px,3.6vw,40px);font-weight:800;line-height:1.35;letter-spacing:.5px}
.page-head p{margin-top:14px;color:#eeddd2;font-size:15.5px;max-width:44em}
.crumb{font-size:13px;color:#c9ad9c;margin-bottom:18px}
.crumb a:hover{color:#fff}

/* ---------- 正文排版 ---------- */
.prose h2{font-size:23px;color:var(--ink);margin:44px 0 14px;font-weight:800;line-height:1.45;
  padding-left:14px;border-left:4px solid var(--brand)}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:17.5px;color:var(--ink);margin:26px 0 8px;font-weight:700}
.prose p{margin-bottom:14px;font-size:15.8px}
.prose ul,.prose ol{margin:0 0 16px 22px;font-size:15.8px}
.prose li{margin-bottom:8px}
.hl{background:#fff3ec;border-left:4px solid var(--brand);padding:16px 20px;border-radius:0 12px 12px 0;
  font-size:15.5px;color:#6a3418;margin:20px 0}
.tel-inline{color:var(--brand);font-weight:800;letter-spacing:.5px}

/* ---------- 页脚 ---------- */
.site-footer{background:#17171b;color:#b9b9c2;padding:56px 0 30px;margin-top:0;font-size:14px}
.ft-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:36px;border-bottom:1px solid #2b2b33}
.site-footer h5{color:#fff;font-size:15px;font-weight:700;margin-bottom:14px;letter-spacing:1px}
.site-footer a{color:#b9b9c2;transition:.2s}
.site-footer a:hover{color:#ff9a6d}
.site-footer li{list-style:none;margin-bottom:9px}
.ft-brand b{display:block;color:#fff;font-size:19px;letter-spacing:1px;margin-bottom:10px}
.ft-brand p{font-size:13.5px;line-height:1.9;color:#8f8f9a}
.ft-tel{display:inline-block;color:#fff;font-size:22px;font-weight:800;letter-spacing:1px;margin:12px 0 6px}
.copy{padding-top:22px;font-size:12.5px;color:#6f6f7a;line-height:2}

/* ---------- 移动端底部拨打条 / 抽屉 ---------- */
.mobile-bar{display:none}
.drawer{display:none}

@media (max-width:960px){
  .grid3,.steps,.feats{grid-template-columns:repeat(2,1fr)}
  .ft-grid{grid-template-columns:1fr 1fr}
  .cta-band{padding:38px 28px}
}
@media (max-width:720px){
  body{font-size:15.5px}
  .nav{display:none}
  .logo b{font-size:17px}
  .logo span{display:none}
  .hero-bg::after{background:linear-gradient(180deg,rgba(22,10,4,.72) 0%,rgba(22,10,4,.86) 100%)}
  .hd-tel{padding:9px 14px;font-size:14px}
  .menu-btn{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;
    border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);font-size:18px;cursor:pointer}
  .hero .wrap{padding-top:56px;padding-bottom:56px}
  .hero-facts{gap:12px 24px}
  .hero-facts b{font-size:19px}
  .sec{padding:54px 0}
  .grid3,.grid2,.steps,.feats{grid-template-columns:1fr}
  .ft-grid{grid-template-columns:1fr;gap:26px}
  .cta-band{padding:32px 22px}
  .cta-tel{font-size:26px;width:100%}
  .mobile-bar{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:80;
    background:rgba(255,255,255,.97);border-top:1px solid var(--line);padding:10px 14px;gap:10px;
    box-shadow:0 -6px 20px rgba(0,0,0,.08)}
  .mobile-bar a{flex:1;text-align:center;padding:12px 0;border-radius:12px;font-weight:800;font-size:15px}
  .mobile-bar .call{background:var(--brand);color:#fff}
  .mobile-bar .wx{background:#f4ece3;color:var(--brand)}
  body{padding-bottom:66px}
  .drawer{position:fixed;inset:0;z-index:70;background:rgba(20,16,14,.55);display:none}
  .drawer:target{display:block}
  .drawer-panel{position:absolute;top:0;right:0;width:74%;max-width:300px;height:100%;background:#fff;padding:26px 24px}
  .drawer-panel a{display:block;padding:14px 0;border-bottom:1px solid var(--line);font-size:16px;color:var(--ink)}
  .drawer-panel .close{font-size:22px;color:var(--muted);text-align:right;margin-bottom:8px}
}