/* ============================================================
   成都手机设备周转服务平台 · 全局样式
   品牌关键词：高端 / 商务 / 科技 / 企业服务
   视觉体系：深空蓝黑 + 鎏金渐变 + 电光蓝点缀
   ============================================================ */

/* ---------- 变量与基础 ---------- */
:root {
  --bg-deep: #060b16;
  --bg-dark: #0a1120;
  --bg-card: #0e1830;
  --bg-card-2: #121e3a;
  --line: rgba(217, 180, 91, 0.16);
  --line-soft: rgba(120, 150, 200, 0.14);
  --gold: #d9b45b;
  --gold-light: #f2d68f;
  --gold-deep: #b8913a;
  --blue: #3fa9ff;
  --blue-soft: #7cc4ff;
  --text: #e9eef7;
  --text-dim: #9aa8c0;
  --text-mute: #6b7a96;
  --danger: #ff5c5c;
  --success: #37d39a;
  --grad-gold: linear-gradient(120deg, #f6e3a8 0%, #d9b45b 45%, #b8913a 100%);
  --grad-gold-soft: linear-gradient(120deg, rgba(246,227,168,.14), rgba(184,145,58,.06));
  --grad-blue: linear-gradient(120deg, #3fa9ff, #7cc4ff);
  --shadow-card: 0 24px 60px rgba(0,0,0,.5), 0 2px 10px rgba(0,0,0,.4);
  --shadow-gold: 0 10px 34px rgba(217,180,91,.22);
  --radius-lg: 22px;
  --radius-md: 14px;
  --font: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC", -apple-system, "Segoe UI", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  background: var(--bg-deep);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  font-size: 16px;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, select, textarea { font-family: inherit; }

::selection { background: rgba(217,180,91,.35); color: #fff; }

.container { width: min(1220px, 92%); margin: 0 auto; }
.section { padding: 96px 0; position: relative; }
.section-alt { background: var(--bg-dark); }
.section-tight { padding: 72px 0; }

/* ---------- 通用标题 ---------- */
.sec-head { text-align: center; max-width: 780px; margin: 0 auto 58px; }
.sec-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 13px; letter-spacing: 3px; color: var(--gold);
  background: var(--grad-gold-soft);
  border: 1px solid var(--line);
  padding: 7px 18px; border-radius: 999px;
  margin-bottom: 18px; font-weight: 600;
}
.sec-eyebrow::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 12px var(--gold); }
.sec-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800; line-height: 1.3; letter-spacing: .5px;
}
.sec-title em { font-style: normal; background: var(--grad-gold); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.sec-sub { color: var(--text-dim); margin-top: 16px; font-size: 16.5px; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 15px 34px; border-radius: 12px; font-size: 15.5px; font-weight: 700;
  letter-spacing: 1px; transition: all .3s ease; position: relative; overflow: hidden;
  border: 1px solid transparent; white-space: nowrap;
}
.btn-gold { background: var(--grad-gold); color: #171006; box-shadow: var(--shadow-gold); }
.btn-gold:hover { transform: translateY(-3px); box-shadow: 0 16px 44px rgba(217,180,91,.38); }
.btn-ghost { border-color: rgba(217,180,91,.5); color: var(--gold-light); background: rgba(217,180,91,.05); }
.btn-ghost:hover { background: rgba(217,180,91,.14); border-color: var(--gold); transform: translateY(-3px); }
.btn-blue { background: var(--grad-blue); color: #04203c; }
.btn-blue:hover { transform: translateY(-3px); box-shadow: 0 14px 36px rgba(63,169,255,.3); }
.btn-lg { padding: 17px 42px; font-size: 16.5px; }
.btn-sm { padding: 10px 22px; font-size: 14px; border-radius: 10px; }

/* ---------- 顶部条 + 导航 ---------- */
.topbar {
  background: linear-gradient(90deg, #0a1120, #101c36);
  border-bottom: 1px solid rgba(217,180,91,.12);
  font-size: 13.5px; color: var(--text-dim);
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; min-height: 40px; flex-wrap: wrap; gap: 6px; }
.topbar b { color: var(--gold); font-weight: 700; }
.topbar .tels { display: flex; gap: 20px; }
.topbar a:hover { color: var(--gold-light); }
.topbar .tagline { letter-spacing: .5px; }
.topbar .tagline i { font-style: normal; color: var(--gold-light); font-weight: 600; }

.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(6, 11, 22, .82);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(120, 150, 200, .1);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 78px; gap: 20px; }
.logo { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.logo-icon {
  width: 46px; height: 46px; border-radius: 13px; flex-shrink: 0;
  background: var(--grad-gold); display: grid; place-items: center;
  color: #171006; box-shadow: 0 6px 20px rgba(217,180,91,.35);
  font-size: 22px;
}
.logo-txt b { display: block; font-size: 19px; font-weight: 800; letter-spacing: 1px; line-height: 1.25; }
.logo-txt b em { font-style: normal; color: var(--gold); }
.logo-txt span { font-size: 11.5px; color: var(--text-mute); letter-spacing: 2.5px; }

.nav-menu { display: flex; align-items: center; gap: 34px; }
.nav-menu > li { position: relative; }
.nav-menu > li > a {
  font-size: 15.5px; font-weight: 600; color: var(--text);
  padding: 8px 0; position: relative; transition: color .25s;
  display: inline-flex; align-items: center; gap: 6px;
}
.nav-menu > li > a::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 0;
  background: var(--grad-gold); border-radius: 2px; transition: width .3s;
}
.nav-menu > li > a:hover, .nav-menu > li > a.active { color: var(--gold-light); }
.nav-menu > li > a:hover::after, .nav-menu > li > a.active::after { width: 100%; }

.has-drop { position: relative; }
.dropdown {
  position: absolute; top: calc(100% + 12px); left: 50%; transform: translateX(-50%) translateY(8px);
  background: #0d1628; border: 1px solid var(--line); border-radius: 14px;
  min-width: 230px; padding: 10px; opacity: 0; visibility: hidden;
  transition: all .28s ease; box-shadow: var(--shadow-card); z-index: 20;
}
.has-drop:hover .dropdown { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.dropdown a {
  display: flex; align-items: center; gap: 11px; padding: 11px 14px;
  border-radius: 10px; font-size: 14.5px; color: var(--text-dim); transition: all .2s;
}
.dropdown a i { font-style: normal; color: var(--gold); width: 22px; text-align: center; }
.dropdown a:hover { background: rgba(217,180,91,.08); color: var(--gold-light); padding-left: 18px; }

.nav-cta { display: flex; align-items: center; gap: 16px; }
.nav-tel { display: flex; flex-direction: column; line-height: 1.3; text-align: right; }
.nav-tel span { font-size: 11px; color: var(--text-mute); letter-spacing: 1px; }
.nav-tel b { font-size: 18px; color: var(--gold); font-weight: 800; letter-spacing: .5px; }

.hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.hamburger span { width: 26px; height: 2px; background: var(--text); border-radius: 2px; transition: all .3s; }

/* ---------- Hero 首页 ---------- */
.hero {
  position: relative; min-height: 92vh;
  display: flex; align-items: center; overflow: hidden;
  padding: 80px 0;
}
.hero-bg {
  position: absolute; inset: 0; z-index: -2;
  background:
    radial-gradient(1100px 600px at 82% 8%, rgba(217,180,91,.14), transparent 60%),
    radial-gradient(900px 600px at 8% 90%, rgba(63,169,255,.12), transparent 55%),
    linear-gradient(180deg, #070d1c 0%, #0a1120 60%, #060b16 100%);
}
.hero-bg::before {
  content: ""; position: absolute; inset: 0; opacity: .5;
  background-image:
    linear-gradient(rgba(120,150,200,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,150,200,.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at center, rgba(0,0,0,.9), transparent 75%);
}
.hero-glow {
  position: absolute; z-index: -1; border-radius: 50%; filter: blur(90px); opacity: .5;
}
.hero-glow.g1 { width: 460px; height: 460px; background: rgba(217,180,91,.18); top: -140px; right: 6%; animation: float 9s ease-in-out infinite; }
.hero-glow.g2 { width: 380px; height: 380px; background: rgba(63,169,255,.14); bottom: -120px; left: 2%; animation: float 11s ease-in-out infinite reverse; }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-26px); } }

.hero-inner { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(217,180,91,.08); border: 1px solid var(--line);
  padding: 9px 20px; border-radius: 999px; font-size: 13.5px; color: var(--gold-light);
  margin-bottom: 26px; letter-spacing: 1px;
}
.hero-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 4px rgba(55,211,154,.2); animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .55; } }
.hero h1 {
  font-size: clamp(34px, 5vw, 60px); font-weight: 900; line-height: 1.22;
  letter-spacing: 1px;
}
.hero h1 .grad { background: var(--grad-gold); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero h1 .sub-line { display: block; font-size: .62em; color: var(--text); font-weight: 800; margin-top: 10px; }
.hero-desc { color: var(--text-dim); font-size: 17.5px; margin: 26px 0 34px; max-width: 560px; }
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-trust { display: flex; gap: 34px; margin-top: 44px; flex-wrap: wrap; }
.trust-item { display: flex; align-items: center; gap: 13px; }
.trust-item .ti { width: 44px; height: 44px; border-radius: 12px; background: var(--grad-gold-soft); border: 1px solid var(--line); display: grid; place-items: center; font-size: 20px; color: var(--gold); }
.trust-item b { display: block; font-size: 16px; line-height: 1.3; }
.trust-item span { font-size: 12.5px; color: var(--text-mute); }

.hero-visual { position: relative; }
.hero-img-wrap {
  position: relative; border-radius: 26px; overflow: hidden;
  border: 1px solid rgba(217,180,91,.28);
  box-shadow: 0 40px 90px rgba(0,0,0,.6), 0 0 60px rgba(217,180,91,.08);
}
.hero-img-wrap img { width: 100%; height: 460px; object-fit: cover; transform: scale(1.02); }
.hero-img-wrap::after { content: ""; position: absolute; inset: 0; background: linear-gradient(200deg, rgba(217,180,91,.14), transparent 40%, rgba(4,10,22,.6)); }
.float-card {
  position: absolute; z-index: 3; background: rgba(10,17,32,.86);
  border: 1px solid var(--line); border-radius: 16px; padding: 14px 18px;
  backdrop-filter: blur(8px); box-shadow: var(--shadow-card); animation: float 7s ease-in-out infinite;
  display: flex; align-items: center; gap: 12px;
}
.float-card .fc-icon { width: 40px; height: 40px; border-radius: 11px; background: var(--grad-gold); display: grid; place-items: center; color: #171006; font-size: 18px; flex-shrink: 0; }
.float-card b { display: block; font-size: 15px; line-height: 1.3; }
.float-card span { font-size: 12px; color: var(--text-mute); }
.float-card.fc1 { top: 7%; left: -34px; animation-delay: .6s; }
.float-card.fc2 { bottom: 11%; right: -26px; animation-delay: 1.4s; }

/* 数据滚动条 */
.stats-strip { border-top: 1px solid rgba(120,150,200,.12); border-bottom: 1px solid rgba(120,150,200,.12); background: var(--bg-dark); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; padding: 46px 0; }
.stat-box { text-align: center; position: relative; }
.stat-box:not(:last-child)::after { content: ""; position: absolute; right: -10px; top: 20%; height: 60%; width: 1px; background: rgba(120,150,200,.14); }
.stat-num { font-size: clamp(32px, 3.6vw, 46px); font-weight: 900; background: var(--grad-gold); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; line-height: 1.15; }
.stat-num .u { font-size: .55em; margin-left: 2px; -webkit-text-fill-color: var(--gold); }
.stat-label { color: var(--text-dim); font-size: 14.5px; margin-top: 8px; letter-spacing: 1px; }

/* ---------- 三大业务 ---------- */
.biz-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.biz-card {
  position: relative; border-radius: var(--radius-lg); overflow: hidden;
  background: var(--bg-card); border: 1px solid rgba(120,150,200,.14);
  transition: all .4s ease;
}
.biz-card:hover { transform: translateY(-8px); border-color: rgba(217,180,91,.4); box-shadow: var(--shadow-card); }
.biz-img { position: relative; height: 220px; overflow: hidden; }
.biz-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.biz-card:hover .biz-img img { transform: scale(1.08); }
.biz-img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 30%, #0e1830 100%); }
.biz-tag {
  position: absolute; top: 18px; left: 18px; z-index: 2;
  background: rgba(6,11,22,.72); backdrop-filter: blur(6px);
  border: 1px solid rgba(217,180,91,.45); color: var(--gold-light);
  font-size: 12.5px; padding: 6px 14px; border-radius: 999px; letter-spacing: 1px;
}
.biz-no { position: absolute; top: 12px; right: 20px; z-index: 2; font-size: 58px; font-weight: 900; color: rgba(217,180,91,.16); line-height: 1; }
.biz-body { padding: 26px 26px 30px; }
.biz-body h3 { font-size: 22px; font-weight: 800; margin-bottom: 6px; }
.biz-body h3 em { font-style: normal; color: var(--gold); font-size: 14px; font-weight: 600; letter-spacing: 1px; display: block; margin-bottom: 4px; }
.biz-body p { color: var(--text-dim); font-size: 14.5px; margin-bottom: 18px; }
.biz-feats { display: grid; gap: 9px; margin-bottom: 22px; }
.biz-feats li { display: flex; align-items: center; gap: 9px; font-size: 14px; color: var(--text); }
.biz-feats li i { font-style: normal; color: var(--gold); font-weight: 700; }
.biz-link { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; color: var(--gold); font-size: 15px; }
.biz-link::after { content: "→"; transition: transform .3s; }
.biz-link:hover::after { transform: translateX(5px); }

/* ---------- 场景方案 ---------- */
.scene-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.scene-card {
  background: var(--bg-card); border: 1px solid rgba(120,150,200,.13);
  border-radius: 18px; padding: 28px; transition: all .35s ease; position: relative; overflow: hidden;
}
.scene-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--grad-gold); opacity: 0; transition: opacity .35s;
}
.scene-card:hover { transform: translateY(-6px); border-color: rgba(217,180,91,.35); box-shadow: var(--shadow-card); }
.scene-card:hover::before { opacity: 1; }
.scene-ico {
  width: 58px; height: 58px; border-radius: 15px; display: grid; place-items: center;
  font-size: 26px; color: var(--gold); background: var(--grad-gold-soft);
  border: 1px solid var(--line); margin-bottom: 20px;
}
.scene-card h4 { font-size: 18.5px; font-weight: 800; margin-bottom: 8px; }
.scene-card p { color: var(--text-dim); font-size: 14px; margin-bottom: 14px; }
.scene-card .tags { display: flex; flex-wrap: wrap; gap: 8px; }
.scene-card .tags span { font-size: 12px; color: var(--text-mute); border: 1px solid rgba(120,150,200,.2); padding: 4px 11px; border-radius: 999px; }

/* ---------- 流程步骤 ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; counter-reset: step; }
.step-card {
  position: relative; background: var(--bg-card); border: 1px solid rgba(120,150,200,.13);
  border-radius: 18px; padding: 34px 26px 30px; text-align: center; transition: all .35s;
}
.step-card:hover { transform: translateY(-6px); border-color: rgba(217,180,91,.35); }
.step-num {
  width: 56px; height: 56px; margin: 0 auto 18px; border-radius: 50%;
  background: var(--grad-gold); color: #171006; font-size: 22px; font-weight: 900;
  display: grid; place-items: center; box-shadow: var(--shadow-gold);
}
.step-card h4 { font-size: 17.5px; font-weight: 800; margin-bottom: 8px; }
.step-card p { font-size: 13.5px; color: var(--text-dim); }
.step-arrow { position: absolute; top: 50%; right: -16px; z-index: 2; color: var(--gold); font-size: 20px; opacity: .6; }

/* ---------- 优势 ---------- */
.advantage-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.adv-card {
  background: linear-gradient(160deg, #0e1830, #0a1120);
  border: 1px solid rgba(120,150,200,.14); border-radius: 18px; padding: 30px 26px;
  transition: all .35s ease; position: relative; overflow: hidden;
}
.adv-card::after { content: ""; position: absolute; right: -40px; top: -40px; width: 120px; height: 120px; border-radius: 50%; background: rgba(217,180,91,.06); transition: transform .4s; }
.adv-card:hover { transform: translateY(-6px); border-color: rgba(217,180,91,.4); }
.adv-card:hover::after { transform: scale(1.6); }
.adv-ico { font-size: 30px; margin-bottom: 18px; width: fit-content; position: relative; z-index: 1; }
.adv-card h4 { font-size: 17px; font-weight: 800; margin-bottom: 8px; position: relative; z-index: 1; }
.adv-card p { font-size: 13.5px; color: var(--text-dim); position: relative; z-index: 1; }

/* ---------- 服务流程 / 内页英雄 ---------- */
.page-hero {
  position: relative; padding: 86px 0 66px; text-align: center; overflow: hidden;
  background:
    radial-gradient(800px 400px at 50% -10%, rgba(217,180,91,.15), transparent 60%),
    linear-gradient(180deg, #081021, #060b16);
}
.page-hero::before {
  content: ""; position: absolute; inset: 0; opacity: .4;
  background-image: linear-gradient(rgba(120,150,200,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(120,150,200,.05) 1px, transparent 1px);
  background-size: 56px 56px; mask-image: radial-gradient(ellipse at center, rgba(0,0,0,.9), transparent 70%);
}
.page-hero h1 { font-size: clamp(30px, 4.4vw, 46px); font-weight: 900; position: relative; z-index: 1; }
.page-hero h1 em { font-style: normal; background: var(--grad-gold); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.breadcrumb { position: relative; z-index: 1; display: flex; justify-content: center; gap: 10px; align-items: center; font-size: 14px; color: var(--text-mute); margin-top: 16px; }
.breadcrumb a { color: var(--text-dim); }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb i { font-style: normal; color: var(--gold); }
.breadcrumb .cur { color: var(--gold); }

/* ---------- 价格/套餐 ---------- */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.price-card {
  background: var(--bg-card); border: 1px solid rgba(120,150,200,.14);
  border-radius: 20px; padding: 34px 30px; position: relative; transition: all .35s;
}
.price-card:hover { transform: translateY(-8px); border-color: rgba(217,180,91,.4); box-shadow: var(--shadow-card); }
.price-card.hot { border-color: rgba(217,180,91,.55); background: linear-gradient(170deg, #131f3d, #0d1729); }
.hot-flag { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); background: var(--grad-gold); color: #171006; font-size: 12.5px; font-weight: 800; padding: 5px 18px; border-radius: 999px; letter-spacing: 1px; box-shadow: var(--shadow-gold); }
.price-card h4 { font-size: 18px; font-weight: 800; margin-bottom: 4px; }
.price-card .model { font-size: 13px; color: var(--text-mute); margin-bottom: 18px; }
.price-big { display: flex; align-items: baseline; gap: 4px; margin-bottom: 20px; }
.price-big .cur { font-size: 17px; color: var(--gold); font-weight: 700; }
.price-big .num { font-size: 40px; font-weight: 900; background: var(--grad-gold); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.price-big .per { color: var(--text-mute); font-size: 13.5px; }
.price-list { display: grid; gap: 11px; margin-bottom: 26px; }
.price-list li { display: flex; gap: 10px; font-size: 14px; color: var(--text-dim); }
.price-list li i { font-style: normal; color: var(--success); font-weight: 700; flex-shrink: 0; }
.price-note { font-size: 12.5px; color: var(--text-mute); margin-top: 14px; }

/* ---------- 机型对比表 ---------- */
.table-wrap { overflow-x: auto; border-radius: 18px; border: 1px solid rgba(120,150,200,.16); background: var(--bg-card); }
table.spec { width: 100%; border-collapse: collapse; min-width: 860px; }
.spec th, .spec td { padding: 15px 20px; text-align: left; font-size: 14.5px; }
.spec thead th { background: linear-gradient(120deg, rgba(217,180,91,.16), rgba(217,180,91,.05)); color: var(--gold-light); font-weight: 700; border-bottom: 1px solid var(--line); white-space: nowrap; }
.spec tbody tr { border-bottom: 1px solid rgba(120,150,200,.1); transition: background .2s; }
.spec tbody tr:last-child { border-bottom: none; }
.spec tbody tr:hover { background: rgba(217,180,91,.04); }
.spec td { color: var(--text-dim); }
.spec td b { color: var(--text); }
.spec .hot-cell { color: var(--gold); font-weight: 700; }

/* ---------- 设备清单 ---------- */
.device-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.device-card {
  background: var(--bg-card); border: 1px solid rgba(120,150,200,.13);
  border-radius: 16px; padding: 22px; text-align: center; transition: all .3s;
}
.device-card:hover { transform: translateY(-5px); border-color: rgba(217,180,91,.4); }
.device-ico { font-size: 40px; margin-bottom: 12px; }
.device-card h5 { font-size: 15.5px; font-weight: 700; margin-bottom: 4px; }
.device-card span { font-size: 12.5px; color: var(--text-mute); }

/* ---------- FAQ ---------- */
.faq-wrap { max-width: 860px; margin: 0 auto; display: grid; gap: 14px; }
.faq-item { background: var(--bg-card); border: 1px solid rgba(120,150,200,.14); border-radius: 16px; overflow: hidden; transition: border-color .3s; }
.faq-item.open { border-color: rgba(217,180,91,.4); }
.faq-q {
  width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 21px 24px; text-align: left; font-size: 16px; font-weight: 700; color: var(--text);
  transition: color .25s;
}
.faq-q:hover { color: var(--gold-light); }
.faq-q .fc { font-style: normal; color: var(--gold); font-size: 13px; flex-shrink: 0; }
.faq-q .arr { flex-shrink: 0; width: 30px; height: 30px; border-radius: 50%; border: 1px solid var(--line); display: grid; place-items: center; transition: all .3s; color: var(--gold); }
.faq-item.open .arr { transform: rotate(45deg); background: var(--grad-gold); color: #171006; border-color: transparent; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .4s ease; }
.faq-a p { padding: 0 24px 22px; color: var(--text-dim); font-size: 14.5px; }

/* ---------- 引用/案例 ---------- */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.case-card { background: var(--bg-card); border: 1px solid rgba(120,150,200,.13); border-radius: 18px; padding: 30px; transition: all .35s; }
.case-card:hover { transform: translateY(-6px); border-color: rgba(217,180,91,.35); box-shadow: var(--shadow-card); }
.case-card .ind { font-size: 12.5px; color: var(--gold); letter-spacing: 1px; border: 1px solid var(--line); display: inline-block; padding: 4px 12px; border-radius: 999px; margin-bottom: 16px; background: var(--grad-gold-soft); }
.case-card h4 { font-size: 17px; font-weight: 800; margin-bottom: 12px; }
.case-card p { font-size: 14px; color: var(--text-dim); margin-bottom: 16px; }
.case-meta { display: flex; justify-content: space-between; font-size: 13px; color: var(--text-mute); border-top: 1px solid rgba(120,150,200,.12); padding-top: 14px; }
.case-meta b { color: var(--gold); font-weight: 700; }

/* ---------- CTA 横幅 ---------- */
.cta-band {
  position: relative; border-radius: 26px; overflow: hidden; padding: 60px 56px;
  background:
    radial-gradient(700px 300px at 85% 0%, rgba(217,180,91,.22), transparent 55%),
    radial-gradient(500px 300px at 0% 100%, rgba(63,169,255,.18), transparent 55%),
    linear-gradient(120deg, #101b33, #0a1120);
  border: 1px solid rgba(217,180,91,.28);
  display: flex; align-items: center; justify-content: space-between; gap: 36px; flex-wrap: wrap;
}
.cta-band h3 { font-size: clamp(24px, 3vw, 34px); font-weight: 900; margin-bottom: 12px; }
.cta-band h3 em { font-style: normal; background: var(--grad-gold); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.cta-band p { color: var(--text-dim); font-size: 15.5px; }
.cta-band .cta-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.cta-tel { display: flex; align-items: center; gap: 12px; }
.cta-tel .ph { font-size: 26px; }
.cta-tel b { font-size: 26px; color: var(--gold-light); letter-spacing: 1px; }

/* ---------- 页脚 ---------- */
.footer { background: #050a14; border-top: 1px solid rgba(120,150,200,.1); padding: 72px 0 0; margin-top: 96px; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: 40px; padding-bottom: 48px; }
.footer .logo-txt b { color: var(--text); }
.footer-about p { color: var(--text-mute); font-size: 14px; margin-top: 18px; max-width: 320px; }
.footer-social { display: flex; gap: 12px; margin-top: 20px; }
.footer-social a { width: 40px; height: 40px; border-radius: 11px; border: 1px solid rgba(120,150,200,.2); display: grid; place-items: center; transition: all .3s; color: var(--text-dim); }
.footer-social a:hover { background: var(--grad-gold); color: #171006; border-color: transparent; transform: translateY(-3px); }
.footer-col h5 { font-size: 16px; font-weight: 800; margin-bottom: 20px; position: relative; padding-bottom: 10px; }
.footer-col h5::after { content: ""; position: absolute; left: 0; bottom: 0; width: 32px; height: 2px; background: var(--grad-gold); border-radius: 2px; }
.footer-col li { margin-bottom: 12px; }
.footer-col a { color: var(--text-mute); font-size: 14px; transition: all .25s; display: inline-flex; align-items: center; gap: 7px; }
.footer-col a::before { content: "›"; color: var(--gold); opacity: 0; margin-left: -12px; transition: all .25s; }
.footer-col a:hover { color: var(--gold-light); padding-left: 12px; }
.footer-col a:hover::before { opacity: 1; margin-left: 0; }
.footer-contact li { display: flex; gap: 12px; color: var(--text-mute); font-size: 14px; margin-bottom: 14px; align-items: flex-start; }
.footer-contact .ic { color: var(--gold); flex-shrink: 0; }
.footer-bottom { border-top: 1px solid rgba(120,150,200,.1); padding: 22px 0; text-align: center; color: var(--text-mute); font-size: 13px; }
.footer-bottom a { color: var(--text-dim); }
.footer-bottom a:hover { color: var(--gold); }
.footer-bottom .beian { margin-top: 4px; font-size: 12px; }

/* ---------- 浮窗客服 ---------- */
.float-actions { position: fixed; right: 22px; bottom: 26px; z-index: 90; display: grid; gap: 12px; }
.float-btn {
  width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center;
  font-size: 22px; box-shadow: 0 10px 30px rgba(0,0,0,.45); transition: all .3s;
  position: relative;
}
.float-btn.phone { background: var(--grad-gold); color: #171006; animation: pulse-ring 2.4s infinite; }
.float-btn.wechat { background: #101b33; color: var(--gold-light); border: 1px solid var(--line); }
.float-btn:hover { transform: translateY(-4px) scale(1.05); }
.float-btn .tip {
  position: absolute; right: 64px; top: 50%; transform: translateY(-50%);
  background: #0d1628; border: 1px solid var(--line); color: var(--text);
  font-size: 13px; padding: 8px 14px; border-radius: 10px; white-space: nowrap;
  opacity: 0; visibility: hidden; transition: all .3s; box-shadow: var(--shadow-card);
}
.float-btn:hover .tip { opacity: 1; visibility: visible; }
@keyframes pulse-ring {
  0% { box-shadow: 0 0 0 0 rgba(217,180,91,.45); }
  70% { box-shadow: 0 0 0 16px rgba(217,180,91,0); }
  100% { box-shadow: 0 0 0 0 rgba(217,180,91,0); }
}

/* ---------- 表单 ---------- */
.contact-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: start; }
.form-card { background: var(--bg-card); border: 1px solid rgba(120,150,200,.16); border-radius: 22px; padding: 38px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 14px; font-weight: 600; color: var(--text); margin-bottom: 8px; }
.form-group label i { font-style: normal; color: var(--gold); }
.form-control {
  width: 100%; background: #0a1222; border: 1px solid rgba(120,150,200,.22);
  border-radius: 11px; padding: 13px 16px; color: var(--text); font-size: 15px;
  transition: all .25s; outline: none;
}
.form-control:focus { border-color: var(--gold); box-shadow: 0 0 0 3px rgba(217,180,91,.14); }
.form-control::placeholder { color: var(--text-mute); }
textarea.form-control { resize: vertical; min-height: 120px; }
.form-submit { width: 100%; }
.form-tip { font-size: 12.5px; color: var(--text-mute); text-align: center; margin-top: 14px; }
.contact-info-card { background: linear-gradient(160deg, #0e1830, #0a1120); border: 1px solid rgba(217,180,91,.2); border-radius: 22px; padding: 38px; }
.contact-info-card h3 { font-size: 22px; font-weight: 800; margin-bottom: 24px; }
.ci-list li { display: flex; gap: 16px; padding: 16px 0; border-bottom: 1px dashed rgba(120,150,200,.16); align-items: flex-start; }
.ci-list li:last-child { border-bottom: none; }
.ci-ico { width: 46px; height: 46px; border-radius: 13px; background: var(--grad-gold-soft); border: 1px solid var(--line); display: grid; place-items: center; font-size: 20px; color: var(--gold); flex-shrink: 0; }
.ci-list b { display: block; font-size: 15px; margin-bottom: 2px; }
.ci-list p { font-size: 14px; color: var(--text-dim); }
.ci-list p a { color: var(--gold-light); }
.ci-list p a:hover { text-decoration: underline; }
.service-hours { margin-top: 26px; background: rgba(217,180,91,.05); border: 1px solid var(--line); border-radius: 14px; padding: 18px 22px; display: flex; align-items: center; gap: 14px; }
.service-hours .sh-ico { font-size: 26px; }
.service-hours b { display: block; font-size: 15px; }
.service-hours span { font-size: 13px; color: var(--text-dim); }

/* ---------- 区县服务 ---------- */
.district-wrap { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.district-card { background: var(--bg-card); border: 1px solid rgba(120,150,200,.13); border-radius: 14px; padding: 18px 22px; display: flex; align-items: center; gap: 14px; transition: all .3s; }
.district-card:hover { border-color: rgba(217,180,91,.4); transform: translateY(-3px); }
.district-card .di { font-size: 22px; }
.district-card b { font-size: 15px; display: block; }
.district-card span { font-size: 12.5px; color: var(--text-mute); }
.district-card.hot { border-color: rgba(217,180,91,.4); background: linear-gradient(150deg, rgba(217,180,91,.1), rgba(217,180,91,.02)); }

/* ---------- 内容区(资讯/关于) ---------- */
.article { max-width: 860px; margin: 0 auto; }
.article h2 { font-size: 26px; font-weight: 800; margin: 40px 0 16px; }
.article h3 { font-size: 20px; font-weight: 800; margin: 30px 0 12px; color: var(--gold-light); }
.article p { color: var(--text-dim); margin-bottom: 16px; font-size: 15.5px; }
.article ul { margin-bottom: 18px; }
.article ul li { position: relative; padding-left: 22px; color: var(--text-dim); font-size: 15px; margin-bottom: 9px; }
.article ul li::before { content: "▸"; position: absolute; left: 0; color: var(--gold); }
.article blockquote { border-left: 3px solid var(--gold); background: var(--grad-gold-soft); padding: 18px 24px; border-radius: 0 12px 12px 0; margin: 22px 0; color: var(--text); font-size: 15px; }
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-card { background: var(--bg-card); border: 1px solid rgba(120,150,200,.13); border-radius: 18px; padding: 28px; transition: all .35s; display: flex; flex-direction: column; }
.news-card:hover { transform: translateY(-6px); border-color: rgba(217,180,91,.4); box-shadow: var(--shadow-card); }
.news-card .date { font-size: 12.5px; color: var(--text-mute); letter-spacing: 1px; margin-bottom: 12px; }
.news-card .date b { color: var(--gold); }
.news-card h4 { font-size: 17px; font-weight: 800; margin-bottom: 10px; line-height: 1.5; }
.news-card p { font-size: 14px; color: var(--text-dim); margin-bottom: 18px; flex: 1; }
.news-card a.more { color: var(--gold); font-weight: 700; font-size: 14px; }
.news-card a.more:hover { text-decoration: underline; }

/* ---------- 滚动动画 ---------- */
.reveal { opacity: 0; transform: translateY(36px); transition: opacity .8s ease, transform .8s ease; }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .1s; }
.reveal.d2 { transition-delay: .2s; }
.reveal.d3 { transition-delay: .3s; }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { order: -1; max-width: 640px; margin: 0 auto; }
  .biz-cards, .scene-grid, .case-grid { grid-template-columns: repeat(2, 1fr); }
  .advantage-grid, .steps, .device-grid { grid-template-columns: repeat(2, 1fr); }
  .price-grid { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .district-wrap { grid-template-columns: repeat(2, 1fr); }
  .nav-menu {
    position: fixed; top: 0; right: -100%; width: min(320px, 82vw); height: 100vh;
    background: #0a1120; flex-direction: column; align-items: flex-start;
    gap: 0; padding: 90px 30px 30px; transition: right .4s ease; z-index: 150;
    box-shadow: -20px 0 60px rgba(0,0,0,.5); overflow-y: auto;
  }
  .nav-menu.open { right: 0; }
  .nav-menu > li { width: 100%; border-bottom: 1px solid rgba(120,150,200,.1); }
  .nav-menu > li > a { padding: 16px 0; width: 100%; font-size: 16.5px; }
  .dropdown { position: static; transform: none; opacity: 1; visibility: visible; box-shadow: none; border: none; min-width: 0; padding: 0 0 10px; display: none; }
  .has-drop.open .dropdown { display: block; }
  .nav-menu > li > a::after { display: none; }
  .hamburger { display: flex; z-index: 160; }
  .hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .hamburger.open span:nth-child(2) { opacity: 0; }
  .hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .nav-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.6); z-index: 140; opacity: 0; visibility: hidden; transition: all .3s; }
  .nav-overlay.show { opacity: 1; visibility: visible; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 34px; }
  .stat-box:nth-child(2)::after { display: none; }
  .hero-img-wrap img { height: 380px; }
  .contact-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .section { padding: 64px 0; }
  .biz-cards, .scene-grid, .case-grid, .advantage-grid, .steps, .device-grid, .footer-top, .news-grid { grid-template-columns: 1fr; }
  .district-wrap { grid-template-columns: 1fr; }
  .float-card.fc1 { left: -8px; top: 4%; }
  .float-card.fc2 { right: -6px; }
  .topbar .tagline { display: none; }
  .topbar .container { justify-content: center; }
  .cta-band { padding: 44px 28px; }
  .cta-tel b { font-size: 21px; }
  .form-row { grid-template-columns: 1fr; }
  .steps { gap: 16px; }
  .step-arrow { display: none; }
  .nav-tel { display: none; }
}