/* 号易 · xia1.com — 对齐 haoyi.hk 结构，蓝色主题
   顶栏 → 导航 → Hero → 数据条 → 套餐 → 优势 → 指南 → 分站 → 资讯 → CTA → 页脚
*/
:root{
  --pri:#2563eb; --pri-d:#1d4ed8; --pri-dd:#1e3a8a; --pri-l:#60a5fa;
  --acc:#06b6d4;
  --bg:#f4f8ff; --card:#fff;
  --tx:#16202e; --tx-s:#5b6b80; --tx-m:#94a3b8;
  --ln:#e0ebfb;
  --ok:#10b981; --warn:#06b6d4;
  --r:16px;
  --sh:0 2px 16px rgba(37,99,235,.06);
  --sh-h:0 8px 28px rgba(37,99,235,.13);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg);color:var(--tx);font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
em{font-style:normal}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-block;border:1px solid transparent;cursor:pointer;font-family:inherit;
  border-radius:24px;font-size:14px;font-weight:600;padding:9px 20px;
  transition:.2s;white-space:nowrap;text-align:center;line-height:1.5;
}
.btn-primary{background:linear-gradient(135deg,var(--pri-l),var(--pri));color:#fff;box-shadow:0 3px 12px rgba(37,99,235,.28)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 18px rgba(37,99,235,.36)}
.btn-ghost{background:#fff;color:var(--pri);border-color:var(--pri)}
.btn-ghost:hover{background:var(--pri);color:#fff}
.btn-outline{background:#fff;color:var(--pri);border-color:#bfdbfe}
.btn-outline:hover{border-color:var(--pri);background:#eff6ff}
.btn-white{background:#fff;color:var(--pri)}
.btn-white:hover{transform:translateY(-1px)}
.btn-ghost2{background:rgba(255,255,255,.16);color:#fff;border-color:rgba(255,255,255,.5)}
.btn-ghost2:hover{background:rgba(255,255,255,.28)}
.btn-sm{padding:7px 16px;font-size:13.5px}
.btn-lg{padding:13px 30px;font-size:15.5px}

/* ---------- 顶栏 ---------- */
.topbar{background:var(--pri-dd);color:#fff;font-size:12.5px}
.topbar-in{display:flex;align-items:center;height:34px;gap:10px}
.tb-site{font-weight:700;opacity:1}
.tb-sep{opacity:.4}
.topbar-in>span:not(.tb-site):not(.tb-sep){opacity:.75}
.tb-right{margin-left:auto;display:flex;gap:18px}
.tb-right a{opacity:.85}
.tb-right a:hover{opacity:1;text-decoration:underline}

/* ---------- 导航 ---------- */
.nav{background:#fff;box-shadow:0 1px 8px rgba(22,32,46,.06);position:sticky;top:0;z-index:100}
.nav-in{display:flex;align-items:center;height:62px;gap:26px}
.logo{display:flex;align-items:center;gap:9px;flex-shrink:0}
.logo-mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--pri-l),var(--pri));
  color:#fff;font-size:18px;font-weight:800;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 3px 9px rgba(37,99,235,.28);
}
.logo b{font-size:19px;font-weight:800;letter-spacing:-.2px}
.nav-links{display:flex;gap:24px;margin-left:14px}
.nav-links a{font-size:14.5px;color:var(--tx-s);font-weight:500;transition:.2s}
.nav-links a:hover{color:var(--pri)}
.nav-cta{margin-left:auto;display:flex;gap:9px}

/* ---------- Hero ---------- */
.hero{
  background:
    radial-gradient(820px 380px at 88% -8%,rgba(56,189,248,.22),transparent 60%),
    radial-gradient(680px 380px at 4% 108%,rgba(96,165,250,.28),transparent 60%),
    linear-gradient(140deg,var(--pri-dd) 0%,var(--pri-d) 46%,var(--pri) 100%);
  color:#fff;padding:58px 0 88px;position:relative;overflow:hidden;
}
.hero-in{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.hero-badge{
  display:inline-block;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);
  border-radius:999px;padding:5px 15px;font-size:12.5px;font-weight:600;margin-bottom:18px;
}
.hero-h1{font-size:42px;line-height:1.24;font-weight:800;letter-spacing:-.5px}
.hero-h1 em{color:#dbeafe;position:relative}
.hero-h1 em::after{
  content:"";position:absolute;left:0;right:0;bottom:5px;height:9px;
  background:rgba(56,189,248,.30);border-radius:3px;z-index:-1;
}
.hero-p{margin-top:16px;font-size:15.5px;line-height:1.85;opacity:.92}
.hero-p b{color:var(--acc);font-weight:800;letter-spacing:1px}
.hero-btns{display:flex;gap:13px;margin-top:28px;flex-wrap:wrap}
.hero-note{margin-top:18px;font-size:13px;opacity:.7}

/* 推荐码卡 */
.code-card{background:rgba(255,255,255,.97);border-radius:18px;padding:26px;color:var(--tx);box-shadow:0 16px 44px rgba(0,0,0,.2)}
.cc-t{font-size:13px;color:var(--tx-s)}
.cc-n{font-size:46px;font-weight:800;color:var(--pri);letter-spacing:5px;line-height:1.15;margin:4px 0 16px}
.cc-b{display:flex;gap:10px;align-items:center}
.cc-c{
  background:var(--pri);color:#fff;border:0;border-radius:22px;
  padding:9px 24px;font-size:14px;font-weight:700;cursor:pointer;font-family:inherit;transition:.2s;
}
.cc-c:hover{background:var(--pri-d)}
.cc-r{font-size:13.5px;color:var(--tx-s)}
.cc-r:hover{color:var(--pri)}
.feat-mini{list-style:none;margin-top:18px;display:flex;flex-direction:column;gap:9px}
.feat-mini li{
  background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.24);
  border-radius:11px;padding:10px 15px;font-size:13.5px;display:flex;align-items:center;gap:9px;
}
.feat-mini li::before{content:"✓";font-weight:800;color:var(--acc)}

/* ---------- 数据条 ---------- */
.databar{background:#f8fafc;border-top:1px solid var(--ln);border-bottom:1px solid var(--ln)}
.databar-in{display:flex;padding:34px 0;gap:0;justify-content:space-between}
.dstat{flex:1;text-align:center;position:relative;padding:0 14px}
.dstat b{display:block;font-size:28px;font-weight:800;color:var(--pri);line-height:1.25;min-height:36px}
.dstat i{display:block;font-size:13px;color:var(--tx-s);font-style:normal;margin-top:7px;font-weight:500}

/* ---------- 区块 ---------- */
.sec{padding:62px 0}
.sec-alt{background:#fff}
.sec-hd{text-align:center;max-width:720px;margin:0 auto 38px}
.sec-t{font-size:29px;font-weight:800;letter-spacing:-.3px}
.sec-d{margin-top:11px;color:var(--tx-s);font-size:15px}
.sec-ft{text-align:center;margin-top:32px}

/* ---------- 套餐卡 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}
.gcard{background:#fff;border:1px solid var(--ln);border-radius:var(--r);overflow:hidden;transition:.25s;display:flex;flex-direction:column}
.gcard:hover{transform:translateY(-5px);box-shadow:var(--sh-h);border-color:#bfdbfe}
.gc-top{padding:19px 21px 17px;background:linear-gradient(140deg,var(--pri-l),var(--pri));color:#fff;position:relative}
.gc-cat{font-size:12px;background:rgba(255,255,255,.22);border-radius:999px;padding:3px 11px;display:inline-block}
.gc-stock{position:absolute;right:17px;top:17px;font-size:11.5px;background:rgba(255,255,255,.24);padding:3px 10px;border-radius:999px}
.gc-price{display:flex;align-items:baseline;gap:7px;margin-top:11px}
.gc-price b{font-size:32px;font-weight:800;line-height:1}
.gc-price i{font-size:13.5px;font-style:normal;opacity:.9}
.gc-price s{font-size:13px;opacity:.65;margin-left:auto}
.gc-body{padding:19px 21px;flex:1;display:flex;flex-direction:column}
.gc-name{font-size:16.5px;font-weight:700;line-height:1.5;margin-bottom:11px}
.gc-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}
.gc-tag{font-size:11.5px;padding:3px 10px;border-radius:999px;background:#eff6ff;color:var(--pri);font-weight:600}
.gc-desc{font-size:13.5px;color:var(--tx-s);line-height:1.75;flex:1}
.gc-meta{display:flex;gap:15px;margin:13px 0;font-size:12.5px;color:var(--tx-m)}
.gc-foot{display:flex;align-items:center;justify-content:space-between;padding-top:15px;border-top:1px solid var(--ln)}
.gc-note{font-size:12.5px;color:var(--tx-m)}

/* ---------- 专属店铺板块 ---------- */
.shop-card{
  background:linear-gradient(140deg,var(--pri-dd) 0%,var(--pri-d) 48%,var(--pri) 100%);
  border-radius:22px;padding:38px 40px;color:#fff;
  display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;
  box-shadow:0 14px 44px rgba(37,99,235,.24);position:relative;overflow:hidden;
}
.shop-card::before{
  content:"";position:absolute;width:380px;height:380px;border-radius:50%;
  right:-120px;top:-140px;
  background:radial-gradient(circle,rgba(56,189,248,.22),transparent 68%);
}
.shop-l{position:relative;z-index:2}
.shop-badge{
  display:inline-block;background:rgba(255,255,255,.17);border:1px solid rgba(255,255,255,.32);
  border-radius:999px;padding:4px 14px;font-size:12.5px;font-weight:600;margin-bottom:14px;
}
.shop-t{font-size:30px;font-weight:800;line-height:1.35;letter-spacing:-.3px}
.shop-d{margin-top:14px;font-size:15px;line-height:1.85;opacity:.92}
.shop-pt{list-style:none;margin-top:20px;display:flex;flex-direction:column;gap:9px}
.shop-pt li{font-size:14px;opacity:.9;padding-left:20px;position:relative}
.shop-pt li::before{content:"✓";position:absolute;left:0;color:var(--acc);font-weight:800}
.shop-btns{display:flex;gap:13px;margin-top:28px;flex-wrap:wrap}
.shop-r{position:relative;z-index:2;display:flex;justify-content:center}

/* 手机模型 */
.phone{
  width:236px;background:#0b2545;border-radius:30px;padding:9px;
  box-shadow:0 20px 50px rgba(0,0,0,.32);transform:rotate(-2deg);
}
.ph-notch{width:64px;height:5px;background:#1e293b;border-radius:3px;margin:0 auto 7px}
.ph-screen{background:#f8fafc;border-radius:22px;overflow:hidden;height:396px;display:flex;flex-direction:column}
.ph-top{display:flex;align-items:center;gap:10px;padding:11px 14px;background:#fff;border-bottom:1px solid #eef2f7}
.ph-back{font-size:17px;color:#64748b;line-height:1}
.ph-title{flex:1;font-size:13.5px;font-weight:700;color:#16202e;text-align:center}
.ph-cart{font-size:14px;line-height:1}
.ph-banner{margin:11px;padding:20px 15px;border-radius:13px;
  background:linear-gradient(135deg,#60a5fa,#2563eb);color:#fff}
.phb-t{font-size:17px;font-weight:800}
.phb-s{font-size:11.5px;opacity:.88;margin-top:4px}
.ph-skel{flex:1;padding:0 11px;display:flex;flex-direction:column;gap:9px}
.sk-item{
  background:#fff;border:1px solid #eef2f7;border-radius:11px;padding:11px 13px;
  display:flex;align-items:center;gap:10px;
  animation:skpulse 2.4s ease-in-out var(--d,0s) infinite;
}
.sk-item::before{
  content:"";width:40px;height:40px;border-radius:9px;flex-shrink:0;
  background:linear-gradient(135deg,#e0ebfb,#bfdbfe);
}
.sk-item::after{
  content:"";flex:1;height:9px;border-radius:5px;
  background:linear-gradient(90deg,#e2e8f0,#f1f5f9,#e2e8f0);
  background-size:200% 100%;animation:skmove 1.9s linear infinite;
}
@keyframes skpulse{0%,100%{opacity:1}50%{opacity:.72}}
@keyframes skmove{0%{background-position:200% 0}100%{background-position:-200% 0}}
.ph-note{padding:10px;text-align:center;font-size:10.5px;color:#94a3b8;background:#fff;border-top:1px solid #eef2f7}

/* ---------- 优势 / 指南 ---------- */
.adv-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px}
.adv{background:#fff;border:1px solid var(--ln);border-radius:var(--r);padding:24px;transition:.25s}
.adv:hover{transform:translateY(-4px);box-shadow:var(--sh-h);border-color:#bfdbfe}
.adv-i{font-size:28px;margin-bottom:11px}
.adv h3{font-size:16.5px;font-weight:800;margin-bottom:8px}
.adv p{font-size:13.5px;color:var(--tx-s);line-height:1.8}
.adv-link:hover h3{color:var(--pri)}

/* ---------- 城市 ---------- */
.city-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:10px}
.city{
  background:#fff;border:1px solid var(--ln);border-radius:10px;
  padding:13px 8px;text-align:center;font-size:14.5px;font-weight:600;transition:.2s;
}
.city:hover{border-color:var(--pri);color:var(--pri);transform:translateY(-2px);box-shadow:var(--sh)}

/* ---------- 资讯 ---------- */
.news-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(310px,1fr));gap:16px}
.nitem{background:#fff;border:1px solid var(--ln);border-radius:var(--r);padding:20px 22px;display:flex;gap:13px;transition:.2s}
.nitem:hover{border-color:#bfdbfe;background:#f4f8ff}
.nitem-h{font-size:15.5px;font-weight:700;line-height:1.55;transition:.2s}
.nitem:hover .nitem-h{color:var(--pri)}
.nitem-d{font-size:13px;color:var(--tx-s);margin-top:7px;line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.nitem-m{font-size:11.5px;color:#b6c4d4;margin-top:9px;display:flex;gap:12px}

/* ---------- CTA ---------- */
.cta{
  background:
    radial-gradient(700px 340px at 84% -10%,rgba(96,165,250,.22),transparent 62%),
    radial-gradient(540px 340px at 10% 110%,rgba(56,189,248,.14),transparent 62%),
    linear-gradient(135deg,#0b2545 0%,#1e3a8a 50%,#1d4ed8 100%);
  color:#fff;padding:68px 0;text-align:center;position:relative;overflow:hidden
}
.cta::before{
  content:"";position:absolute;width:560px;height:560px;border-radius:50%;
  left:50%;top:50%;transform:translate(-50%,-50%);
  background:radial-gradient(circle,rgba(255,255,255,.07),transparent 66%);pointer-events:none
}
.cta h2{font-size:34px;font-weight:800;margin-bottom:14px;position:relative;z-index:1;letter-spacing:-.3px}
.cta h2 em{color:#60a5fa;font-weight:900}
.cta p{opacity:.9;font-size:16px;position:relative;z-index:1}
.cta p em{color:#38bdf8;font-weight:800;letter-spacing:1px}
.cta-btns{display:flex;gap:16px;justify-content:center;margin-top:34px;flex-wrap:wrap;position:relative;z-index:1}

/* ---------- 页脚 ---------- */
.foot{background:#0f1f3d;color:#8fa0b5;padding:32px 0;font-size:13.5px;text-align:center}
.foot-links{display:flex;gap:22px;justify-content:center;flex-wrap:wrap;margin-bottom:15px}
.foot-links a:hover{color:#fff}
.foot-cp{margin-bottom:7px}
.foot-icp a{opacity:.7}
.foot-icp a:hover{opacity:1}

/* ---------- 文章页 / 列表页 ---------- */
.art-hd{max-width:820px;margin:0 auto;padding:44px 20px 26px}
.art-t{font-size:31px;font-weight:800;line-height:1.4}
.art-m{margin-top:14px;font-size:13.5px;color:var(--tx-s);display:flex;gap:14px;flex-wrap:wrap}
.art-body{max-width:820px;margin:0 auto;padding:0 20px 60px}
.art-body p{margin:0 0 18px;font-size:16px;line-height:2}
.art-body h3{font-size:19px;font-weight:800;margin:32px 0 12px;padding-left:11px;border-left:4px solid var(--pri)}
.art-body strong{color:var(--pri)}
.art-body ul{margin:0 0 18px;padding-left:24px}
.art-body li{margin-bottom:9px;line-height:1.9}
.art-nav{max-width:820px;margin:0 auto;padding:0 20px 46px;display:flex;gap:14px;flex-wrap:wrap}
.art-nav a{font-size:14px;color:var(--tx-s)}
.art-nav a:hover{color:var(--pri)}

.list-h{max-width:820px;margin:0 auto;padding:44px 20px 24px}
.list-t{font-size:28px;font-weight:800}
.list-d{margin-top:9px;color:var(--tx-s);font-size:14.5px}
.list-wrap{max-width:820px;margin:0 auto;padding:0 20px 60px;display:flex;flex-direction:column;gap:13px}
.litem{background:#fff;border:1px solid var(--ln);border-radius:12px;padding:20px 22px;transition:.2s;display:block}
.litem:hover{border-color:#bfdbfe;background:#f4f8ff}
.litem-h{font-size:17px;font-weight:700;line-height:1.5}
.litem:hover .litem-h{color:var(--pri)}
.litem-d{margin-top:8px;font-size:13.5px;color:var(--tx-s);line-height:1.75}
.litem-m{margin-top:10px;font-size:12px;color:#b6c4d4}

/* 城市索引页 */
.cidx{max-width:1100px;margin:0 auto;padding:44px 20px 60px}
.cidx-h{text-align:center;margin-bottom:34px}
.cidx-t{font-size:29px;font-weight:800}
.cidx-d{margin-top:11px;color:var(--tx-s);font-size:15px}
.cgroup{margin-bottom:26px}
.cgroup-t{font-size:17px;font-weight:800;margin-bottom:12px;padding-bottom:8px;border-bottom:2px solid var(--ln)}
.cgroup-c{display:flex;flex-wrap:wrap;gap:9px}
.cgroup-c a{background:#fff;border:1px solid var(--ln);border-radius:9px;padding:8px 15px;font-size:14px;font-weight:600;transition:.2s}
.cgroup-c a:hover{border-color:var(--pri);color:var(--pri);transform:translateY(-2px)}

/* ---------- 响应式 ---------- */
@media (max-width:980px){
  .shop-card{grid-template-columns:1fr;gap:32px;padding:32px 28px}
  .shop-r{order:-1}
  .phone{transform:none}
}
@media (max-width:900px){
  .hero-in{grid-template-columns:1fr;gap:32px}
  .hero-h1{font-size:34px}
  .nav-links{display:none}
  .sec{padding:48px 0}
  .sec-t{font-size:24px}
  .art-t{font-size:24px}
  .art-body p{font-size:15px}
  .hero{padding:42px 0 70px}
  .cta h2{font-size:25px}
}
@media (max-width:560px){
  .nav-cta .btn-ghost{display:none}
  .hero-h1{font-size:28px}
  .databar-in{flex-wrap:wrap}
  .dstat{width:50%;padding:11px 0}
  .dstat:nth-child(3)::before{display:none}
  .cta h2{font-size:22px}
  .city-grid{grid-template-columns:repeat(auto-fill,minmax(86px,1fr))}
}