/* ==========================================================================
   狗狗云主题 · 设计系统 (gougou theme design system)
   纯手写 CSS，不依赖 Bootstrap / jQuery，可与智简魔方前台模板配合
   作者：WorkBuddy · 适用于 ZJMF 智简魔方开源版 10.x
   ========================================================================== */

/* ---------- 1. 设计令牌 ---------- */
:root {
  /* 品牌色 —— 对齐 yeziidc.com（TDesign 蓝） */
  --brand: #0052d9;
  --brand-dark: #002ab1;
  --brand-mid: #003ec5;
  --brand-light: #ecf2fe;
  --brand-light-2: #f2f7ff;
  --brand-grad: linear-gradient(180deg, #0052d9 0%, #1466ed 100%);
  --brand-grad-soft: linear-gradient(180deg, #f2f7ff 0%, #ffffff 100%);
  --brand-lighter1: #1466ed;
  --brand-lighter2: #287aff;

  /* 中性色 */
  --text: #181818;
  --text-2: #5e646e;
  --text-3: #8a9099;
  --text-4: #b4b8bf;
  --line: #e7e8ea;
  --line-2: #f0f1f3;
  --bg: #ffffff;
  --bg-2: #f7f9fd;
  --bg-3: #f3f5f8;
  --dark: #15181d;
  --dark-2: #22262d;

  /* 语义色 */
  --success: #2ba471;
  --success-bg: #e8f8f2;
  --warning: #e37318;
  --warning-bg: #fef4e9;
  --danger: #d54941;
  --danger-bg: #fdeceb;
  --info: #0052d9;
  --info-bg: #ecf2fe;

  /* 圆角 / 阴影 */
  --r-xs: 4px;
  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 12px;
  --r-xl: 16px;
  --r-full: 999px;
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, .04);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, .05);
  --shadow-md: 0 6px 20px rgba(0, 0, 0, .07);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, .09);
  --shadow-brand: 0 6px 16px rgba(0, 82, 217, .20);

  /* 尺寸 */
  --header-h: 58px;
  --container: 1440px;
  --section-y: 64px;
  --ease: cubic-bezier(.4, 0, .2, 1);
}

/* ---------- 2. 基础排版 ---------- */
* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; overflow-x: clip; }

body {
  margin: 0;
  overflow-x: clip;
  overflow-x: clip;
  font-family: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; border: 0; vertical-align: middle; }
a { color: inherit; text-decoration: none; transition: color .2s var(--ease); }
a:hover { color: var(--brand); }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, h5, h6 { margin: 0; font-weight: 700; line-height: 1.3; color: var(--text); }
p { margin: 0 0 1em; }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; font-size: inherit; }
::selection { background: var(--brand); color: #fff; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 40px; }
.container-sm { max-width: 900px; }

.text-center { text-align: center; }
.text-muted { color: var(--text-3); }
.text-brand { color: var(--brand); }
.mt-0 { margin-top: 0; } .mt-8 { margin-top: 8px; } .mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; } .mt-40 { margin-top: 40px; }
.mb-0 { margin-bottom: 0; } .mb-16 { margin-bottom: 16px; } .mb-24 { margin-bottom: 24px; }
.hide { display: none !important; }

/* ---------- 3. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 40px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  transition: all .2s var(--ease);
  background: #fff;
  color: var(--text);
}
.btn-primary { background: var(--brand); color: #fff; box-shadow: var(--shadow-brand); }
.btn-primary:hover { background: var(--brand-dark); color: #fff; transform: translateY(-1px); }
.btn-grad { background: var(--brand-grad); color: #fff; box-shadow: var(--shadow-brand); }
.btn-grad:hover { color: #fff; transform: translateY(-1px); box-shadow: 0 10px 24px rgba(0, 82, 217, .28); }
.btn-outline { border-color: var(--line); background: #fff; color: var(--text); }
.btn-outline:hover { border-color: var(--brand); color: var(--brand); }
.btn-ghost { background: transparent; color: var(--text-2); }
.btn-ghost:hover { background: var(--bg-2); color: var(--text); }
.btn-light { background: var(--brand-light); color: var(--brand); }
.btn-light:hover { background: #dfe9ff; color: var(--brand-dark); }
.btn-dark { background: var(--dark); color: #fff; }
.btn-dark:hover { background: #1b2942; color: #fff; }
.btn-sm { height: 34px; padding: 0 14px; font-size: 13px; border-radius: var(--r-xs); }
.btn-lg { height: 52px; padding: 0 30px; font-size: 16px; border-radius: var(--r-md); }
.btn-block { display: flex; width: 100%; }
.btn[disabled], .btn.is-disabled { opacity: .5; cursor: not-allowed; transform: none !important; }
.btn-link { background: none; border: 0; color: var(--brand); padding: 0; height: auto; font-weight: 500; }
.btn-link:hover { text-decoration: underline; }

/* ---------- 4. 页头导航 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 900;
  background: rgba(255, 255, 255, .86);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line-2);
  transition: box-shadow .25s var(--ease);
}
.site-header.is-stuck { box-shadow: var(--shadow-sm); }
.header-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: var(--header-h);
}
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; font-size: 19px; font-weight: 800; letter-spacing: .3px; }
.logo-mark {
  width: 34px; height: 34px; border-radius: 10px;
  background: var(--brand-grad);
  display: grid; place-items: center;
  color: #fff; font-size: 17px; font-weight: 800;
  box-shadow: var(--shadow-brand);
}
.logo-text small { display: block; font-size: 11px; font-weight: 500; color: var(--text-3); letter-spacing: 1px; margin-top: -4px; }

.nav { display: flex; align-items: center; gap: 4px; flex: 1; }
.nav > li { position: relative; }
.nav > li > a {
  display: block;
  padding: 8px 14px;
  border-radius: var(--r-xs);
  font-size: 16px;
  color: var(--text-2);
  font-weight: 500;
  white-space: nowrap;
}
.nav > li > a:hover,
.nav > li.is-active > a { color: var(--brand); background: var(--brand-light); }
.nav .has-sub > a::after {
  content: "";
  display: inline-block;
  width: 5px; height: 5px;
  margin-left: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  opacity: .6;
}
.nav-sub {
  position: absolute;
  left: 0; top: calc(100% + 10px);
  min-width: 190px;
  padding: 8px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-md);
  opacity: 0; visibility: hidden;
  transform: translateY(6px);
  transition: all .2s var(--ease);
}
.nav li:hover .nav-sub { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-sub a { display: block; padding: 9px 12px; border-radius: var(--r-xs); font-size: 14px; color: var(--text-2); }
.nav-sub a:hover { background: var(--bg-2); color: var(--brand); }

.header-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.header-phone { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text-3); }
.header-phone b { color: var(--text); font-size: 15px; }

.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  border: 1px solid var(--line);
  border-radius: var(--r-xs);
  background: #fff;
  position: relative;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  position: absolute; left: 50%; top: 50%;
  width: 18px; height: 2px; margin-left: -9px; margin-top: -1px;
  background: var(--text); border-radius: 2px; content: "";
  transition: transform .2s var(--ease);
}
.nav-toggle span::before { top: -6px; left: 0; margin: 0; }
.nav-toggle span::after { top: 6px; left: 0; margin: 0; }

/* ---------- 5. 首屏 Hero ---------- */
.hero {
  position: relative;
  padding: 76px 0 96px;
  background:
    radial-gradient(900px 420px at 12% -10%, #e8f0ff 0%, rgba(232, 240, 255, 0) 60%),
    radial-gradient(760px 380px at 92% 0%, #eef4ff 0%, rgba(238, 244, 255, 0) 55%),
    #fff;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, rgba(15, 27, 45, .035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(15, 27, 45, .035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(600px 300px at 50% 0%, #000 0%, transparent 80%);
  pointer-events: none;
}
.hero-inner { position: relative; z-index: 2; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  height: 30px; padding: 0 14px;
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--r-full);
  font-size: 13px; color: var(--text-2);
  box-shadow: var(--shadow-xs);
}
.eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 3px rgba(22, 163, 74, .14); }
.hero h1 { font-size: 44px; line-height: 1.35; letter-spacing: 0; margin: 20px 0 16px; }
.hero h1 em { font-style: normal; background: var(--brand-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .lead { font-size: 17px; color: var(--text-2); max-width: 520px; margin-bottom: 30px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 30px; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 26px; font-size: 13px; color: var(--text-3); }
.hero-meta i { font-style: normal; color: var(--success); margin-right: 5px; }

/* 首屏右侧价格速览卡 */
.quick-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
  padding: 8px;
}
.quick-card-head { display: flex; align-items: center; justify-content: space-between; padding: 14px 16px 10px; }
.quick-card-head h4 { font-size: 15px; }
.quick-card-head span { font-size: 12px; color: var(--text-3); }
.quick-tabs { display: flex; gap: 6px; padding: 0 12px 12px; }
.quick-tabs a, .quick-tabs button {
  display: inline-flex; align-items: center;
  height: 32px; padding: 0 12px; border-radius: var(--r-full);
  border: 1px solid var(--line); background: #fff;
  font-size: 13px; color: var(--text-2);
}
.quick-tabs a:hover { border-color: var(--brand); color: var(--brand); }
.quick-tabs a.is-active, .quick-tabs button.is-active { background: var(--brand-light); border-color: transparent; color: var(--brand); font-weight: 600; }
.quick-list { border-top: 1px solid var(--line-2); }
.quick-row {
  display: flex; align-items: center; gap: 12px;
  padding: 13px 16px;
  border-bottom: 1px solid var(--line-2);
}
.quick-row:last-child { border-bottom: 0; }
.quick-row .spec { flex: 1; min-width: 0; }
.quick-row .spec b { display: block; font-size: 14px; }
.quick-row .spec span { font-size: 12px; color: var(--text-3); }
.quick-row .price { text-align: right; font-size: 13px; color: var(--text-3); white-space: nowrap; }
.quick-row .price b { display: block; font-size: 17px; color: var(--danger); font-weight: 700; }
.quick-card-foot { padding: 12px 16px 16px; }

/* 页面型头图 */
.page-hero {
  padding: 52px 0 44px;
  background: var(--brand-grad-soft);
  border-bottom: 1px solid var(--line-2);
}
.page-hero h1 { font-size: 38px; letter-spacing: -.5px; margin-bottom: 12px; }
.page-hero p { color: var(--text-2); max-width: 720px; margin: 0; font-size: 16px; }
.page-hero.has-dark { background: var(--dark); border: 0; }
.page-hero.has-dark h1, .page-hero.has-dark p { color: #fff; }
.page-hero.has-dark p { color: rgba(255, 255, 255, .72); }

.breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 13px; color: var(--text-3); margin-bottom: 16px; }
.breadcrumb a { color: var(--text-3); }
.breadcrumb a:hover { color: var(--brand); }
.breadcrumb span.sep { color: var(--text-4); }

/* ---------- 6. 区块 ---------- */
.section { padding: var(--section-y) 0; }
.section-sm { padding: 40px 0; }
.section-bg { background: var(--bg-2); }
.section-dark { background: var(--dark); color: #fff; }
.section-dark .section-title, .section-dark h2, .section-dark h3 { color: #fff; }
.section-dark .section-desc { color: rgba(255, 255, 255, .66); }

.section-head { text-align: center; max-width: 820px; margin: 0 auto 40px; }
.section-head.is-left { text-align: left; margin-left: 0; }
.section-tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--r-full);
  background: var(--brand-light);
  color: var(--brand);
  font-size: 12px; font-weight: 600;
  letter-spacing: .5px;
  margin-bottom: 14px;
}
.section-title { font-size: 36px; font-weight: 700; letter-spacing: 0; margin-bottom: 12px; }
.section-desc { color: var(--text-2); font-size: 16px; margin: 0; }
.section-more { margin-top: 14px; }

/* ---------- 7. 网格与卡片 ---------- */
.grid { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 26px;
  transition: all .25s var(--ease);
}
.card-hover:hover { border-color: #cfdcf7; box-shadow: var(--shadow-md); transform: translateY(-3px); }
.card h3 { font-size: 17px; margin-bottom: 8px; }
.card p { color: var(--text-2); font-size: 14px; margin: 0; }

.icon-box {
  width: 46px; height: 46px;
  display: grid; place-items: center;
  border-radius: 12px;
  background: var(--brand-light);
  color: var(--brand);
  font-size: 20px;
  margin-bottom: 16px;
}
.icon-box.is-round { border-radius: 50%; }
.icon-box svg { width: 22px; height: 22px; }

/* 产品卡 */
.p-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 26px;
  transition: all .25s var(--ease);
}
.p-card:hover { border-color: transparent; box-shadow: var(--shadow-md); transform: translateY(-4px); }
.p-card .p-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.p-card h3 { font-size: 18px; }
.p-card .p-desc { font-size: 13.5px; color: var(--text-3); min-height: 44px; margin-bottom: 16px; }
.p-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 18px; }
.p-tags span {
  padding: 3px 9px;
  font-size: 12px;
  color: var(--text-2);
  background: var(--bg-2);
  border-radius: var(--r-xs);
}
.p-price { display: flex; align-items: baseline; gap: 5px; margin-top: auto; padding-top: 16px; border-top: 1px dashed var(--line); }
.p-price .cur { font-size: 13px; color: var(--text-3); }
.p-price .num { font-size: 26px; font-weight: 800; color: var(--danger); letter-spacing: -.5px; }
.p-price .unit { font-size: 12px; color: var(--text-3); }
.p-actions { display: flex; gap: 10px; margin-top: 16px; }
.p-actions .btn { flex: 1; }

/* 云服务器套餐卡（带规格表）*/
.plan-card { border: 1px solid var(--line); border-radius: var(--r-md); background: #fff; overflow: hidden; display: flex; flex-direction: column; transition: all .25s var(--ease); }
.plan-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.plan-card.is-hot { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(0, 82, 217, .1); }
.plan-head { padding: 22px 24px; border-bottom: 1px solid var(--line-2); position: relative; }
.plan-head h3 { font-size: 17px; margin-bottom: 6px; }
.plan-head .plan-sub { font-size: 12.5px; color: var(--text-3); }
.plan-badge {
  position: absolute; right: 0; top: 16px;
  padding: 3px 10px 3px 12px;
  background: var(--brand-grad); color: #fff;
  font-size: 11px; font-weight: 600;
  border-radius: var(--r-full) 0 0 var(--r-full);
}
.plan-body { padding: 18px 24px; flex: 1; }
.plan-spec { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-bottom: 16px; }
.plan-spec li { font-size: 13.5px; color: var(--text-2); display: flex; align-items: center; gap: 6px; }
.plan-spec li::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--brand); opacity: .55; }
.plan-foot { padding: 0 24px 22px; }
.plan-price { display: flex; align-items: baseline; gap: 6px; margin-bottom: 14px; }
.plan-price .num { font-size: 28px; font-weight: 800; color: var(--danger); }
.plan-price .unit { font-size: 13px; color: var(--text-3); }
.plan-price .old { font-size: 12px; color: var(--text-4); text-decoration: line-through; }

/* 数据条 */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.stat { text-align: center; padding: 10px; }
.stat .num { font-size: 40px; font-weight: 800; letter-spacing: -1px; background: var(--brand-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat .num small { font-size: 18px; }
.stat .label { font-size: 13.5px; color: var(--text-3); }
.section-dark .stat .label { color: rgba(255, 255, 255, .6); }

/* 特性列表 */
.feature { display: flex; gap: 14px; }
.feature .icon-box { margin-bottom: 0; flex-shrink: 0; width: 40px; height: 40px; border-radius: 10px; }
.feature h4 { font-size: 15.5px; margin-bottom: 4px; }
.feature p { font-size: 13.5px; color: var(--text-3); margin: 0; }

/* 方案卡 */
.solution-card {
  position: relative;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--line);
  background: #fff;
  padding: 26px;
  transition: all .25s var(--ease);
}
.solution-card:hover { border-color: transparent; box-shadow: var(--shadow-md); transform: translateY(-3px); }
.solution-card .sol-icon { font-size: 22px; margin-bottom: 12px; display: block; }
.solution-card h4 { font-size: 16px; margin-bottom: 6px; }
.solution-card p { font-size: 13px; color: var(--text-3); margin: 0 0 14px; }
.solution-card .sol-link { font-size: 13px; color: var(--brand); font-weight: 600; }

/* ---------- 8. 表格 ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r-md); background: #fff; }
table.table { width: 100%; border-collapse: collapse; font-size: 14px; }
table.table th, table.table td { padding: 14px 16px; text-align: left; border-bottom: 1px solid var(--line-2); white-space: nowrap; }
table.table th { background: var(--bg-2); color: var(--text-2); font-weight: 600; font-size: 13px; }
table.table tr:last-child td { border-bottom: 0; }
table.table tbody tr:hover { background: #fbfcff; }
table.table td.wrap { white-space: normal; }

/* 状态标签 */
.badge { display: inline-flex; align-items: center; gap: 5px; height: 24px; padding: 0 10px; border-radius: var(--r-full); font-size: 12px; font-weight: 500; }
.badge-green { background: var(--success-bg); color: var(--success); }
.badge-blue { background: var(--info-bg); color: var(--info); }
.badge-orange { background: var(--warning-bg); color: var(--warning); }
.badge-red { background: var(--danger-bg); color: var(--danger); }
.badge-gray { background: var(--bg-3); color: var(--text-3); }

/* ---------- 9. 表单 ---------- */
.form-item { margin-bottom: 18px; }
.form-label { display: block; font-size: 13.5px; font-weight: 500; color: var(--text-2); margin-bottom: 7px; }
.form-label .req { color: var(--danger); margin-left: 2px; }
.input, .select, .textarea {
  width: 100%;
  height: 44px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: #fff;
  color: var(--text);
  font-size: 14.5px;
  outline: none;
  transition: all .2s var(--ease);
}
.textarea { height: auto; min-height: 120px; padding: 12px 14px; resize: vertical; line-height: 1.6; }
.input:focus, .select:focus, .textarea:focus { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(0, 82, 217, .12); }
.input::placeholder, .textarea::placeholder { color: var(--text-4); }
.form-help { font-size: 12.5px; color: var(--text-3); margin-top: 6px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.checkbox, .radio { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; color: var(--text-2); cursor: pointer; }
.checkbox input, .radio input { width: 16px; height: 16px; accent-color: var(--brand); }

/* 搜索框（域名查询） */
.search-bar { display: flex; gap: 10px; background: #fff; border: 1px solid var(--line); border-radius: var(--r-md); padding: 8px; box-shadow: var(--shadow-sm); }
.search-bar .input { border: 0; height: 46px; box-shadow: none; font-size: 15.5px; }
.search-bar .input:focus { box-shadow: none; }
.search-bar .btn { height: 46px; padding: 0 32px; }
.domain-tlds { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.domain-tlds span { font-size: 13px; color: var(--text-3); }
.domain-tlds span b { color: var(--text); }

/* ---------- 10. 标签页 ---------- */
.tabs { display: flex; flex-wrap: wrap; gap: 8px; }
.tabs .tab {
  height: 38px; padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-full);
  background: #fff;
  font-size: 14px; color: var(--text-2);
  transition: all .2s var(--ease);
}
.tabs .tab:hover { border-color: var(--brand); color: var(--brand); }
.tabs .tab.is-active { background: var(--brand); border-color: var(--brand); color: #fff; font-weight: 600; }
.tab-panel { display: none; }
.tab-panel.is-active { display: block; }

/* 分段切换（计费周期）*/
.segmented { display: inline-flex; padding: 4px; background: var(--bg-3); border-radius: var(--r-sm); }
.segmented button { height: 32px; padding: 0 16px; border: 0; border-radius: var(--r-xs); background: transparent; font-size: 13.5px; color: var(--text-2); }
.segmented button.is-active { background: #fff; color: var(--text); font-weight: 600; box-shadow: var(--shadow-xs); }

/* ---------- 11. 流程步骤 ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: step; }
.step { position: relative; padding-left: 52px; }
.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute; left: 0; top: 0;
  width: 36px; height: 36px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--brand-light);
  color: var(--brand);
  font-weight: 700;
  font-size: 15px;
}
.step h4 { font-size: 15px; margin-bottom: 4px; }
.step p { font-size: 13px; color: var(--text-3); margin: 0; }

/* ---------- 12. 折叠面板 ---------- */
.accordion { border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; background: #fff; }
.acc-item + .acc-item { border-top: 1px solid var(--line-2); }
.acc-head {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  width: 100%; padding: 18px 22px;
  border: 0; background: #fff; text-align: left;
  font-size: 15px; font-weight: 500; color: var(--text);
}
.acc-head::after { content: "+"; font-size: 20px; font-weight: 400; color: var(--text-3); line-height: 1; }
.acc-item.is-open .acc-head::after { content: "−"; }
.acc-body { display: none; padding: 0 22px 20px; color: var(--text-2); font-size: 14px; }
.acc-item.is-open .acc-body { display: block; }

/* ---------- 13. 列表 / 文章 ---------- */
.article-list { display: grid; gap: 0; border-top: 1px solid var(--line-2); }
.article-item { display: flex; gap: 20px; padding: 22px 0; border-bottom: 1px solid var(--line-2); }
.article-item:hover .art-title { color: var(--brand); }
.art-date {
  flex-shrink: 0; width: 74px;
  text-align: center;
  border-right: 1px solid var(--line-2);
  padding-right: 16px;
}
.art-date b { display: block; font-size: 24px; font-weight: 800; color: var(--text); line-height: 1.1; }
.art-date span { font-size: 12px; color: var(--text-3); }
.art-main { flex: 1; min-width: 0; }
.art-title { font-size: 16px; font-weight: 600; margin-bottom: 6px; display: block; }
.art-desc { font-size: 13.5px; color: var(--text-3); margin: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

.article-body { font-size: 15.5px; line-height: 1.9; color: var(--text-2); }
.article-body h2 { font-size: 22px; margin: 32px 0 14px; }
.article-body h3 { font-size: 18px; margin: 26px 0 12px; }
.article-body p { margin-bottom: 16px; }
.article-body img { border-radius: var(--r-sm); margin: 8px 0; }
.article-body ul, .article-body ol { margin: 0 0 16px; padding-left: 22px; list-style: revert; }
.article-body li { margin-bottom: 8px; }
.article-body blockquote { margin: 0 0 16px; padding: 14px 18px; background: var(--bg-2); border-left: 3px solid var(--brand); border-radius: 0 var(--r-xs) var(--r-xs) 0; color: var(--text-2); }
.article-body pre { background: var(--dark); color: #e6edf7; padding: 16px 18px; border-radius: var(--r-sm); overflow-x: auto; font-size: 13.5px; }
.article-body code { background: var(--bg-3); padding: 2px 6px; border-radius: 4px; font-size: 13.5px; }

/* ---------- 14. 分页 ---------- */
.pagination { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 36px; }
.pagination a, .pagination span {
  min-width: 38px; height: 38px;
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-xs);
  font-size: 14px; color: var(--text-2);
  background: #fff;
}
.pagination a:hover { border-color: var(--brand); color: var(--brand); }
.pagination .is-active { background: var(--brand); border-color: var(--brand); color: #fff; }
.pagination .is-disabled { color: var(--text-4); pointer-events: none; }

/* ---------- 15. 空状态 / 提示 ---------- */
.empty { text-align: center; padding: 64px 20px; color: var(--text-3); }
.empty .empty-icon { font-size: 34px; opacity: .35; margin-bottom: 10px; }

.alert { display: flex; gap: 10px; padding: 12px 16px; border-radius: var(--r-sm); font-size: 13.5px; }
.alert-info { background: var(--info-bg); color: #1f4fd8; }
.alert-warn { background: var(--warning-bg); color: #9a6206; }
.alert-danger { background: var(--danger-bg); color: #b3262b; }

/* ---------- 16. CTA 区块 ---------- */
.cta {
  position: relative;
  border-radius: var(--r-xl);
  padding: 56px 48px;
  background: var(--brand-grad);
  color: #fff;
  overflow: hidden;
  text-align: center;
}
.cta::before, .cta::after {
  content: ""; position: absolute; border-radius: 50%;
  background: rgba(255, 255, 255, .12);
}
.cta::before { width: 320px; height: 320px; left: -120px; top: -140px; }
.cta::after { width: 240px; height: 240px; right: -90px; bottom: -120px; }
.cta h2 { color: #fff; font-size: 30px; margin-bottom: 10px; position: relative; }
.cta p { color: rgba(255, 255, 255, .82); margin-bottom: 26px; position: relative; }
.cta .btn { position: relative; }
.cta .btn-white { background: #fff; color: var(--brand); }
.cta .btn-white:hover { background: #f2f6ff; color: var(--brand-dark); }

/* ---------- 17. 页脚 ---------- */
.site-footer { background: var(--dark); color: rgba(255, 255, 255, .68); padding: 62px 0 0; font-size: 14px; }
.footer-top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr; gap: 32px; padding-bottom: 46px; }
.footer-brand .logo { color: #fff; margin-bottom: 14px; }
.footer-brand p { font-size: 13.5px; line-height: 1.8; color: rgba(255, 255, 255, .55); margin-bottom: 18px; }
.footer-contact { display: grid; gap: 6px; font-size: 13px; }
.footer-contact b { color: #fff; font-size: 20px; font-weight: 700; letter-spacing: .5px; }
.footer-col h4 { color: #fff; font-size: 14.5px; margin-bottom: 16px; }
.footer-col a { display: block; padding: 5px 0; color: rgba(255, 255, 255, .62); font-size: 13.5px; }
.footer-col a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .09);
  padding: 20px 0;
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px;
  font-size: 12.5px; color: rgba(255, 255, 255, .45);
}
.footer-bottom a { color: rgba(255, 255, 255, .55); }
.footer-bottom a:hover { color: #fff; }
.footer-links { display: flex; flex-wrap: wrap; gap: 16px; }

/* 右侧悬浮客服 */
.float-service { position: fixed; right: 20px; bottom: 90px; z-index: 800; display: grid; gap: 10px; }
.float-service .fs-btn {
  width: 46px; height: 46px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  font-size: 18px; color: var(--text-2);
  transition: all .2s var(--ease);
}
.float-service .fs-btn:hover { color: var(--brand); border-color: var(--brand); transform: translateY(-2px); }

/* ---------- 18. 工具类 ---------- */
.flex { display: flex; }
.flex-between { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.flex-center { display: flex; align-items: center; gap: 10px; }
.flex-wrap { flex-wrap: wrap; }
.gap-8 { gap: 8px; } .gap-12 { gap: 12px; } .gap-16 { gap: 16px; } .gap-24 { gap: 24px; }
.w-100 { width: 100%; }
.divider { height: 1px; background: var(--line-2); margin: 24px 0; }

/* ---------- 19. 响应式 ---------- */
@media (max-width: 1180px) {
  .footer-top { grid-template-columns: 1.4fr 1fr 1fr 1fr; }
  .footer-col:last-child { display: none; }
  .hero h1 { font-size: 44px; }
}
@media (max-width: 1024px) {
  .nav { display: none; }
  .nav-toggle { display: block; }
  .header-actions .header-phone { display: none; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero h1 { font-size: 38px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .section { padding: 60px 0; }
  .section-title { font-size: 28px; }

  /* 移动端导航抽屉 */
  .nav.is-open {
    display: block;
    position: fixed;
    left: 0; right: 0; top: var(--header-h);
    max-height: calc(100vh - var(--header-h));
    overflow-y: auto;
    padding: 12px 20px 30px;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-lg);
  }
  .nav.is-open > li > a { padding: 13px 8px; font-size: 16px; border-radius: var(--r-xs); }
  .nav.is-open .nav-sub {
    position: static; opacity: 1; visibility: visible; transform: none;
    box-shadow: none; border: 0; padding: 0 0 8px 14px; min-width: 0;
  }
  .nav.is-open .nav-sub a { padding: 9px 8px; }
}
@media (max-width: 820px) {
  .header-inner { gap: 12px; }
  .header-actions { gap: 8px; }
  .header-actions .header-phone,
  .header-actions > a.btn-ghost,
  .no-login .btn-outline { display: none !important; }
  .logo-text small { display: none; }
  .logo { font-size: 17px; }
  .logo-mark { width: 30px; height: 30px; border-radius: 9px; font-size: 15px; }
}

@media (max-width: 720px) {
  body { font-size: 14.5px; }
  .container { padding: 0 18px; }
  .hero { padding: 44px 0 56px; }
  .hero h1 { font-size: 30px; }
  .hero .lead { font-size: 15px; }
  .hero-actions .btn { flex: 1; }
  .page-hero { padding: 34px 0 30px; }
  .page-hero h1 { font-size: 26px; }
  .page-hero p { font-size: 14.5px; }
  .section { padding: 44px 0; }
  .section-title { font-size: 23px; }
  .section-desc { font-size: 14.5px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat .num { font-size: 30px; }
  .steps { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 26px; padding-bottom: 32px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-col:last-child { display: block; }
  .site-footer { padding-top: 40px; }
  .cta { padding: 38px 24px; border-radius: var(--r-lg); }
  .cta h2 { font-size: 22px; }
  .search-bar { flex-direction: column; }
  .search-bar .btn { width: 100%; }
  .article-item { gap: 12px; }
  .art-date { width: 58px; padding-right: 10px; }
  .art-date b { font-size: 19px; }
  .form-row { grid-template-columns: 1fr; }
  .float-service { display: none; }
  .table-wrap { border-radius: var(--r-sm); }
  table.table th, table.table td { padding: 11px 12px; font-size: 13px; }
}

/* ---------- 19.1 页头与筛选补充 ---------- */
.logo-img { height: 36px; width: auto; display: block; }
.user-avatar {
  width: 30px; height: 30px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--brand-light);
  color: var(--brand);
  font-size: 13px; font-weight: 700;
}
.user-name { font-size: 14px; font-weight: 500; color: var(--text); max-width: 120px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.filter-bar {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px;
  padding: 14px 18px;
  margin-bottom: 22px;
  background: var(--bg-2);
  border: 1px solid var(--line-2);
  border-radius: var(--r-md);
}
.filter-bar .tabs .tab:not(.is-active) { background: #fff; }
.filter-bar .tabs .tab.is-active { background: var(--brand); color: #fff; }
.filter-tip { font-size: 12.5px; color: var(--text-3); }

.duration-list { display: flex; flex-wrap: wrap; gap: 6px; }
.duration-list span {
  padding: 4px 10px;
  font-size: 12.5px;
  color: var(--text-2);
  background: var(--bg-2);
  border: 1px solid transparent;
  border-radius: var(--r-xs);
}
.duration-list span.is-active { background: var(--brand-light); color: var(--brand); font-weight: 600; }

.notice-bar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 14px;
  padding: 14px 20px;
  background: var(--warning-bg);
  border-radius: var(--r-md);
  font-size: 13.5px;
  color: #8a5a08;
}
.notice-bar b { color: #b26a00; }
.notice-bar a { color: #8a5a08; text-decoration: underline; }
.notice-bar a:hover { color: var(--brand); }

/* ---------- 20. 动效 ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ==========================================================================
   v11 · 首页（对齐 yeziidc.com 的区块结构与几何）
   1. 首屏轮播 + 四入口卡   2. 产品与服务 tabs   3. 行业解决方案
   4. 为什么选择我们        5. 新闻资讯          6. 全新网络体验
   ========================================================================== */

/* ---------- 通用小件 ---------- */
.link-more {
  display: inline-flex; align-items: center; gap: 4px;
  margin-left: 8px;
  color: var(--brand); font-weight: 500;
}
.link-more svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 2; }
.link-more:hover { color: var(--brand-dark); }

/* ---------- 1. 首屏轮播 ---------- */
.hero-slider {
  position: relative;
  background:
    radial-gradient(760px 380px at 76% 8%, #e6efff 0%, rgba(230, 239, 255, 0) 62%),
    linear-gradient(180deg, #f7faff 0%, #ffffff 100%);
  border-bottom: 1px solid var(--line-2);
  overflow: hidden;
}
.hs-track { position: relative; }
.hero-slider::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: 0;
  height: 90px;
  background: linear-gradient(180deg, rgba(255,255,255,0) 0%, rgba(255,255,255,.85) 62%, #fff 100%);
  pointer-events: none;
  z-index: 1;
}
.hero-slider::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: 0;
  height: 90px;
  background: linear-gradient(180deg, rgba(255,255,255,0) 0%, rgba(255,255,255,.85) 62%, #fff 100%);
  pointer-events: none;
  z-index: 1;
}
.hs-slide { display: none; }
.hs-slide.is-active { display: block; animation: hsFade .45s var(--ease) both; }
@keyframes hsFade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.hs-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 460px;
  align-items: center;
  gap: 56px;
  padding-top: 56px;
  padding-bottom: 96px;
  min-height: 430px;
}
.hs-badges { display: flex; gap: 8px; margin-bottom: 18px; }
.hs-badges span {
  display: inline-flex; align-items: center;
  height: 24px; padding: 0 10px;
  border-radius: var(--r-xs);
  background: var(--brand-light);
  color: var(--brand);
  font-size: 12px; font-weight: 500;
}
.hs-badges span.is-red { background: #fdeceb; color: #d54941; }
.hs-text h1 { font-size: 44px; line-height: 1.3; font-weight: 700; margin: 0 0 16px; color: var(--text); }
.hs-text > p { max-width: 560px; font-size: 16px; line-height: 1.9; color: var(--text-2); margin: 0 0 20px; }
.hs-points { display: flex; flex-wrap: wrap; gap: 8px 24px; margin-bottom: 28px; }
.hs-points li { position: relative; padding-left: 20px; font-size: 13px; color: var(--text-2); }
.hs-points li::before {
  content: ""; position: absolute; left: 0; top: 7px;
  width: 11px; height: 6px;
  border-left: 2px solid var(--brand); border-bottom: 2px solid var(--brand);
  transform: rotate(-45deg);
}

/* 右侧演示卡 */
.hs-art { position: relative; }
.hs-art-card {
  position: relative;
  padding: 22px 22px 26px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 18px 44px rgba(0, 41, 109, .10);
}
.hs-art-card::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px;
  border-radius: 12px 12px 0 0;
  background: var(--brand-grad);
}
.hs-art-card[data-tone="red"]::before { background: linear-gradient(90deg, #ff6b5e, #d54941); }
.hs-art-card[data-tone="green"]::before { background: linear-gradient(90deg, #3ec28f, #1f9d6f); }
.hs-art-head { display: flex; align-items: center; gap: 8px; padding-bottom: 16px; border-bottom: 1px solid var(--line-2); }
.hs-art-head .ico { width: 20px; height: 20px; fill: none; stroke: var(--brand); stroke-width: 1.8; }
.hs-art-head b { font-size: 15px; }
.hs-art-head em { margin-left: auto; font-style: normal; font-size: 12px; color: var(--success); }
.hs-art-rows { display: grid; gap: 12px; padding: 16px 0; }
.hs-art-rows div { display: flex; align-items: baseline; justify-content: space-between; font-size: 13px; color: var(--text-3); }
.hs-art-rows b { font-size: 15px; color: var(--text); font-weight: 600; }
.hs-art-bar { height: 6px; border-radius: 999px; background: var(--bg-3); overflow: hidden; }
.hs-art-bar i { display: block; height: 100%; border-radius: 999px; background: var(--brand-grad); }
.hs-art-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.hs-art-chips span {
  display: inline-flex; align-items: center;
  height: 28px; padding: 0 12px;
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--r-full);
  font-size: 12px; color: var(--text-2);
  box-shadow: var(--shadow-sm);
}

.hs-nav {
  position: absolute; top: 50%; margin-top: -20px;
  width: 40px; height: 40px;
  display: grid; place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(255, 255, 255, .9);
  color: var(--text-2);
  opacity: 0; transition: all .2s var(--ease);
}
.hero-slider:hover .hs-nav { opacity: 1; }
.hs-nav:hover { border-color: var(--brand); color: var(--brand); }
.hs-nav.prev { left: 20px; }
.hs-nav.next { right: 20px; }
.hs-nav.prev svg { transform: rotate(180deg); }
.hs-nav svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2; }
.hs-dots { position: absolute; left: 0; right: 0; bottom: 92px; display: flex; justify-content: center; gap: 8px; }
.hs-dots button {
  width: 8px; height: 8px; padding: 0;
  border: 0; border-radius: 999px;
  background: #c9d6ea; transition: all .25s var(--ease);
}
.hs-dots button.is-active { width: 22px; background: var(--brand); }

/* ---------- 四入口卡 ---------- */
.promo-wrap { position: relative; z-index: 3; margin-top: -56px; }
.promo-row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.promo-card {
  display: flex; align-items: center; gap: 12px;
  padding: 18px 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  box-shadow: 0 8px 24px rgba(0, 41, 109, .06);
  transition: all .22s var(--ease);
}
.promo-card:hover { transform: translateY(-3px); box-shadow: 0 14px 32px rgba(0, 41, 109, .12); border-color: transparent; }
.promo-ico {
  width: 40px; height: 40px; flex: none;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--brand-light);
  color: var(--brand);
}
.promo-ico svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.promo-txt { min-width: 0; }
.promo-txt b { display: block; font-size: 14px; font-weight: 600; color: var(--text); }
.promo-txt i { display: block; margin-top: 2px; font-style: normal; font-size: 12px; color: var(--text-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---------- 2. 产品与服务 ---------- */
.prod-tabs {
  display: grid; grid-template-columns: repeat(5, minmax(0, 1fr));
  border-bottom: 1px solid var(--line);
  margin-bottom: 24px;
}
.prod-tab {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  padding: 14px 8px 16px;
  border: 0; border-bottom: 2px solid transparent;
  background: none;
  font-size: 14px; color: var(--text-2);
  transition: all .2s var(--ease);
}
.prod-tab svg { width: 26px; height: 26px; fill: none; stroke: var(--text-3); stroke-width: 1.5; transition: stroke .2s; }
.prod-tab:hover { color: var(--brand); }
.prod-tab:hover svg { stroke: var(--brand); }
.prod-tab.is-active { color: var(--brand); font-weight: 600; border-bottom-color: var(--brand); }
.prod-tab.is-active svg { stroke: var(--brand); }

.prod-body { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 20px; }
.prod-aside-inner {
  height: 100%;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: linear-gradient(180deg, #f7faff 0%, #ffffff 70%);
}
.prod-aside-tag {
  display: inline-block; margin-bottom: 10px;
  padding: 2px 8px; border-radius: var(--r-xs);
  background: var(--brand-light); color: var(--brand);
  font-size: 11px;
}
.prod-aside-inner h3 { font-size: 18px; margin-bottom: 10px; }
.prod-aside-inner p { font-size: 13px; line-height: 1.8; color: var(--text-3); margin-bottom: 20px; }

.prod-panel { display: none; }
.prod-panel.is-active { display: block; animation: hsFade .3s var(--ease) both; }
.prod-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; height: 100%; }
.prod-card {
  position: relative;
  display: block;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: #fff;
  transition: all .22s var(--ease);
}
.prod-card:hover { border-color: transparent; box-shadow: var(--shadow-md); transform: translateY(-2px); }
.prod-card.is-hot { border-color: #f7c9c5; background: #fff9f8; }
.prod-badge {
  position: absolute; right: 14px; top: 14px;
  padding: 1px 8px; border-radius: var(--r-xs);
  background: #fdeceb; color: #d54941;
  font-size: 11px;
}
.prod-card b { display: block; font-size: 15px; margin-bottom: 6px; }
.prod-flag {
  display: inline-block;
  width: 18px; height: 12px;
  margin-right: 6px;
  object-fit: cover;
  border-radius: 2px;
  vertical-align: -1px;
}
.prod-card i { display: block; font-style: normal; font-size: 12.5px; color: var(--text-3); margin-bottom: 12px; }
.prod-card em { font-style: normal; font-size: 20px; font-weight: 700; color: #d54941; }
.prod-card em small { font-size: 12px; font-weight: 400; color: var(--text-3); }

/* ---------- 3. 行业解决方案（原站版式：左图 + 右栏，图片右缘竖排按钮） ---------- */
.sol-split { display: flex; align-items: stretch; gap: 60px; }
.sol-visual {
  position: relative;
  flex: 0 0 600px; max-width: 600px;
  min-height: 396px;
  border-radius: 4px;
  background: #dfe8f5;
}
.sol-visual > img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 4px;
}
.sol-visual-inner {
  position: absolute; bottom: 0; left: 10%; right: 10%;
  display: flex; flex-direction: column; align-items: center; text-align: center;
  padding: 20px;
  background: #fff;
}
.sol-visual-inner h3 { font-size: 22px; font-weight: 600; color: #000; margin: 0 0 2px; }
.sol-visual-inner p { margin: 0; font-size: 17px; line-height: 28px; color: #333; }

/* 图片右缘竖排「查看 / 咨询」 */
.sol-quick {
  position: absolute; top: 50%; right: -27px; transform: translateY(-50%);
  display: flex; flex-direction: column; align-items: flex-start;
  background: #fff;
  box-shadow: 0 10px 5px rgba(0, 0, 0, .05);
  z-index: 2;
}
.sol-quick-item { display: block; padding: 17px 20px; font-size: 15px; line-height: 20px; color: #000; }
.sol-quick-item span { padding-bottom: 6px; border-bottom: 2px solid var(--brand); }

.sol-body { display: flex; flex-direction: column; justify-content: flex-start; flex: 1 1 auto; min-width: 0; }
.sol-tabs { display: grid; grid-template-columns: repeat(auto-fill, minmax(74px, 1fr)); gap: 8px 16px; margin-bottom: 0; }
.sol-tab {
  padding: 10px 20px;
  border: none;
  border-bottom: 2px solid transparent;
  border-radius: 4px;
  background: #fff;
  font-size: 16px; font-weight: 400; line-height: 21px; color: #8d8d8d;
  white-space: nowrap;
  transition: all .3s var(--ease);
}
.sol-tab:hover, .sol-tab.is-active {
  color: #fff;
  background: linear-gradient(180deg, #287aff 0%, #0052d9 64%, #003ec5 100%);
  border-bottom-color: var(--brand);
}
.sol-text p {
  padding: 28px 0 40px; margin: 0 0 20px;
  border-bottom: 2px solid #efefef;
  font-size: 16px; line-height: 28px; color: #333;
}
.sol-feats { display: flex; flex-direction: column; align-items: flex-start; margin-bottom: 10px; }
.sol-feats li { position: relative; margin-bottom: 10px; padding-left: 38px; font-size: 15px; line-height: 32px; color: #333; }
.sol-feats li::before {
  content: ""; position: absolute; left: 0; top: 4px;
  width: 28px; height: 28px; border-radius: 1%;
  background: #fff url(../img/sol/check.svg) 50% / 16px no-repeat;
  box-shadow: 0 8px 32px 0 rgba(218, 218, 218, .7);
}
/* 板块背景：与原站 container_bg15 同图 */
#sol.section-bg {
  background-color: #fff;
  background-image: url(../img/sol/sol-bg.jpg);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  padding: 60px 0 100px;
}

/* ---------- 4. 为什么选择我们 ---------- */
.why-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.why-card {
  padding: 26px 28px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: #fff;
  transition: all .22s var(--ease);
}
.why-card:hover { border-color: transparent; box-shadow: var(--shadow-md); }
.why-ico {
  display: grid; place-items: center;
  width: 44px; height: 44px; margin-bottom: 16px;
  border-radius: var(--r-sm);
  background: var(--brand-light); color: var(--brand);
}
.why-ico svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.7; }
.why-card h3 { font-size: 17px; margin-bottom: 8px; }
.why-card p { font-size: 13px; line-height: 1.85; color: var(--text-3); margin: 0 0 16px; }
.why-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.why-tags span { padding: 3px 10px; border-radius: var(--r-xs); background: var(--bg-2); font-size: 12px; color: var(--text-2); }

/* ---------- 5. 新闻资讯 ---------- */
.news-wrap { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 20px; align-items: stretch; }
.news-hero {
  position: relative; overflow: hidden;
  display: flex; align-items: flex-end;
  min-height: 300px;
  padding: 28px;
  border-radius: var(--r-lg);
  background: linear-gradient(135deg, #23272f 0%, #0e1116 100%);
}
.news-hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(300px 200px at 80% 20%, rgba(0, 82, 217, .55), transparent 70%),
    radial-gradient(240px 180px at 15% 85%, rgba(40, 122, 255, .35), transparent 70%);
}
.news-hero-body { position: relative; }
.news-tag {
  display: inline-block; margin-bottom: 10px;
  padding: 2px 9px; border-radius: var(--r-xs);
  background: rgba(255, 255, 255, .16); color: #fff;
  font-size: 11px;
}
.news-hero-body h3 { font-size: 22px; color: #fff; margin-bottom: 10px; }
.news-hero-body p { font-size: 13px; line-height: 1.85; color: rgba(255, 255, 255, .7); margin: 0 0 16px; }
.news-more { display: inline-flex; align-items: center; gap: 4px; font-size: 13px; color: #fff; }
.news-more svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 2; }

.news-list { display: grid; gap: 14px; }
.news-item {
  display: block;
  padding: 18px 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  transition: all .2s var(--ease);
}
.news-item:hover { border-color: transparent; box-shadow: var(--shadow-md); }
.news-item .news-tag { background: var(--brand-light); color: var(--brand); margin-bottom: 8px; }
.news-item h4 { font-size: 14.5px; line-height: 1.6; margin-bottom: 6px; }
.news-item p { font-size: 12.5px; line-height: 1.75; color: var(--text-3); margin: 0 0 8px; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.news-item time { font-size: 12px; color: var(--text-4); }

/* ---------- 6. 全新网络体验 ---------- */
.net-band { padding: 0; }
.net-inner {
  position: relative;
  display: grid; grid-template-columns: minmax(0, 1fr) 420px;
  gap: 40px; align-items: center;
  padding: 56px 56px;
  border-radius: var(--r-lg);
  overflow: hidden;
  background:
    radial-gradient(500px 300px at 85% 20%, rgba(40, 122, 255, .45), transparent 70%),
    linear-gradient(120deg, #002ab1 0%, #0052d9 60%, #1466ed 100%);
  color: #fff;
}
.net-text h2 { font-size: 32px; color: #fff; margin-bottom: 12px; }
.net-text > p { font-size: 14px; line-height: 1.9; color: rgba(255, 255, 255, .8); margin: 0 0 18px; max-width: 560px; }
.net-points { display: flex; flex-wrap: wrap; gap: 10px 24px; margin-bottom: 26px; }
.net-points li { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: rgba(255, 255, 255, .9); }
.net-points svg { width: 14px; height: 14px; fill: none; stroke: #7fb2ff; stroke-width: 2.4; }
.net-actions { display: flex; gap: 12px; }
.btn-white { background: #fff; color: var(--brand); }
.btn-white:hover { background: #eef4ff; color: var(--brand-dark); }
.btn-ghost-light { background: rgba(255, 255, 255, .12); color: #fff; border-color: rgba(255, 255, 255, .3); }
.btn-ghost-light:hover { background: rgba(255, 255, 255, .2); color: #fff; }

.net-map { position: relative; height: 220px; }
.net-node {
  position: absolute;
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  border-radius: var(--r-full);
  background: rgba(255, 255, 255, .14);
  border: 1px solid rgba(255, 255, 255, .26);
  font-size: 12px; color: #fff;
  backdrop-filter: blur(2px);
}
.net-node i { width: 6px; height: 6px; border-radius: 50%; background: #7ef0c0; box-shadow: 0 0 0 3px rgba(126, 240, 192, .22); }
.net-node.n1 { left: 46%; top: 42%; }
.net-node.n2 { right: 4%; top: 12%; }
.net-node.n3 { left: 62%; top: 8%; }
.net-node.n4 { left: 20%; bottom: 8%; }
.net-line { position: absolute; height: 1px; background: linear-gradient(90deg, rgba(255, 255, 255, .0), rgba(255, 255, 255, .45)); transform-origin: left center; }
.net-line.l1 { left: 50%; top: 46%; width: 44%; transform: rotate(-26deg); }
.net-line.l2 { left: 50%; top: 46%; width: 26%; transform: rotate(-34deg); }
.net-line.l3 { left: 26%; top: 78%; width: 26%; transform: rotate(-30deg); }

/* ---------- 响应式 ---------- */
@media (max-width: 1200px) {
  .hs-inner { grid-template-columns: minmax(0, 1fr) 400px; gap: 32px; }
  .prod-body { grid-template-columns: 260px minmax(0, 1fr); }
  .sol-visual { flex: 0 0 380px; max-width: 380px; }
  .sol-visual-inner p { font-size: 15px; }
  .net-inner { grid-template-columns: minmax(0, 1fr) 340px; padding: 44px; }
}
@media (max-width: 992px) {
  .container { padding: 0 24px; }
  .hs-inner { grid-template-columns: minmax(0, 1fr); padding-bottom: 104px; }
  .hs-art { display: none; }
  .hs-dots { bottom: 96px; }
  .promo-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .prod-tabs { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 4px; }
  .prod-body { grid-template-columns: minmax(0, 1fr); }
  .prod-aside-inner { padding: 20px; }
  .sol-split { flex-direction: column; gap: 34px; }
  .sol-visual { flex: 0 0 auto; max-width: none; width: 100%; min-height: 300px; }
  /* 竖排按钮在窄屏会压住图片主体，改成右上角横排小按钮 */
  .sol-quick { top: 14px; right: 14px; transform: none; flex-direction: row; border-radius: 4px; }
  .sol-quick-item { padding: 8px 14px; font-size: 13px; line-height: 18px; }
  .sol-quick-item + .sol-quick-item { border-left: 1px solid #eef1f6; }
  .why-grid, .news-wrap { grid-template-columns: minmax(0, 1fr); }
  .net-inner { grid-template-columns: minmax(0, 1fr); padding: 36px 28px; }
  .net-map { display: none; }
  .section-title { font-size: 28px; }
  .hs-text h1 { font-size: 34px; }
}
@media (max-width: 640px) {
  .promo-row { grid-template-columns: minmax(0, 1fr); }
  .prod-grid { grid-template-columns: minmax(0, 1fr); }
  .prod-tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hs-text h1 { font-size: 28px; }
  .net-actions { flex-wrap: wrap; }
}

/* ==========================================================================
   v12 · 首页视觉对齐（原站 3D 插画 / 图标图片 / 合作伙伴）
   依赖 assets/img/ 下的图片资源；本段放在最后，覆盖前面同名规则。
   ========================================================================== */

/* ---------- 1. 首屏：480px 定高 + 右侧 3D 插画（底部与入口卡严丝合缝） ---------- */
.hero-slider {
  height: 480px;
  background: #e9f1fb;
  border-bottom: 0;
}
.hero-slider::after { display: none; }
.hs-track, .hs-slide, .hs-slide.is-active { height: 100%; }

.hs-bg {
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: 68%;
  overflow: hidden;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 10%);
  mask-image: linear-gradient(90deg, transparent 0, #000 10%);
}
.hs-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% bottom;
  display: block;
}
.hs-inner {
  display: flex;
  align-items: flex-end;
  position: relative;
  z-index: 2;
  height: 100%;
  padding-bottom: 66px;
}
.hs-text { max-width: 460px; }
.hs-text h1 { font-size: 42px; line-height: 1.3; margin: 0 0 12px; }
.hs-text > p { max-width: 460px; font-size: 14px; line-height: 25px; color: #4e5b70; margin: 0 0 20px; }
.hs-text .btn { height: 44px; padding: 0 30px; font-size: 15px; border-radius: 4px; }
.hs-badges { margin-bottom: 12px; }
.hs-badges span { height: 22px; padding: 0 8px; font-size: 12px; border-radius: 3px; }
.hs-badges span.is-red { background: #e1251b; color: #fff; }
.hs-dots {
  bottom: 24px;
  left: 0; right: 0;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 40px;
  justify-content: flex-start;
  gap: 10px;
}
.hs-dots button { width: 42px; height: 4px; border-radius: 2px; background: #ccdaef; }
.hs-dots button.is-active { width: 42px; background: #0052d9; }
.hs-nav {
  display: grid;
  width: 36px; height: 36px;
  margin-top: -18px;
  border: 0;
  background: #fff;
  color: #46536a;
  box-shadow: 0 4px 14px rgba(0, 41, 109, .16);
  opacity: 0;
}
.hero-slider:hover .hs-nav { opacity: 1; }
.hs-nav.prev { left: 16px; }
.hs-nav.next { right: 16px; }

/* ---------- 2. 四入口卡：图片图标 ---------- */
.promo-row { gap: 20px; }
.promo-card { padding: 28px 24px; border: 0; border-radius: 0; gap: 10px; box-shadow: 0 24px 48px rgba(17, 12, 46, .06); }
.promo-card:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(0, 41, 109, .12); }
.promo-ico { width: 60px; height: 60px; background: none; border-radius: 0; flex: none; }
.promo-ico img { width: 60px; height: 60px; object-fit: contain; }
.promo-txt b { font-size: 16px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.promo-txt i { font-size: 14px; margin-top: 5px; color: #8a9099; }
.promo-wrap { margin-top: 0; }

/* ---------- 3. 产品分类 tab：3D 图标 ---------- */
.prod-tabs { border-bottom: 1px solid #eef0f3; }
.prod-tab { padding: 4px 8px 14px; gap: 6px; font-size: 14px; color: #5e646e; border-bottom-width: 2px; }
.prod-tab-ico {
  width: 46px; height: 46px;
  object-fit: contain;
  display: block;
  filter: none;
  opacity: .82;
  transition: opacity .22s var(--ease), transform .22s var(--ease);
}
.prod-tab:hover .prod-tab-ico { opacity: 1; transform: translateY(-2px); }
.prod-tab.is-active { color: #0052d9; font-weight: 600; }
.prod-tab.is-active .prod-tab-ico { opacity: 1; }

/* ---------- 5. 为什么选择我们：图片图标 ---------- */
/* 原站版式：文字在左、图标浮在右侧垂直居中 */
.why-card {
  position: relative;
  border-radius: 6px;
  padding: 26px 118px 26px 30px;
}
.why-ico {
  position: absolute;
  right: 34px; top: 50%;
  transform: translateY(-50%);
  width: 60px; height: 60px;
  margin: 0;
  background: none;
  border-radius: 0;
}
.why-ico img { width: 60px; height: 60px; object-fit: contain; display: block; }
.why-tags { padding-right: 0; }

/* ---------- 6. 合作伙伴跑马灯 ---------- */
#partner .section-head { margin-bottom: 34px; }
.partner-marquee {
  position: relative;
  display: flex;
  contain: paint;
  max-width: 100%;
  contain: paint;
  max-width: 100%;
  gap: 16px;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}
.partner-track {
  display: flex;
  flex: none;
  gap: 16px;
  animation: partnerScroll 46s linear infinite;
}
.partner-marquee:hover .partner-track { animation-play-state: paused; }
@keyframes partnerScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(calc(-100% - 16px)); }
}
.partner-item {
  flex: none;
  display: grid;
  place-items: center;
  width: 176px;
  height: 76px;
  padding: 0 18px;
  background: #fff;
  border: 1px solid #f0f1f3;
  border-radius: 6px;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.partner-item:hover { border-color: #d6e2f7; box-shadow: 0 6px 18px rgba(0, 41, 109, .07); }
.partner-item img {
  max-width: 100%;
  max-height: 42px;
  object-fit: contain;
  filter: grayscale(1);
  opacity: .72;
  transition: filter .2s var(--ease), opacity .2s var(--ease);
}
.partner-item:hover img { filter: none; opacity: 1; }

/* ---------- 响应式补充 ---------- */
@media (max-width: 1200px) {
  .hero-slider { height: 440px; }
  .hs-bg { width: 66%; }
  .hs-text { max-width: 420px; }
  .hs-text h1 { font-size: 38px; }
  .promo-card { padding: 24px 20px; }
  .promo-ico, .promo-ico img { width: 56px; height: 56px; }
}
@media (max-width: 1080px) {
  .promo-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 992px) {
  .hero-slider { height: 380px; }
  .hs-bg { width: 100%; opacity: .34; }
  .hs-bg img { object-position: 78% bottom; }
  .hs-inner { padding-bottom: 58px; }
  .hs-text { max-width: 100%; }
  .hs-dots { padding: 0 24px; bottom: 20px; }
  .hs-nav { display: none; }
  .partner-item { width: 148px; height: 66px; }
}
@media (max-width: 640px) {
  .section-title { font-size: 22px; letter-spacing: 0; }
  .section-desc { font-size: 13px; }
  .section-head { margin-bottom: 28px; }
  .hero-slider { height: auto; min-height: 0; }
  .hs-inner { display: block; min-height: 0; padding-top: 40px; padding-bottom: 56px; }
  .hs-text h1 { font-size: 28px; margin-bottom: 10px; }
  .hs-text > p { font-size: 13px; line-height: 22px; margin-bottom: 18px; }
  .why-card { padding: 22px 24px; }
  .why-ico { position: static; transform: none; margin-bottom: 12px; }
  .hs-bg { display: none; }
  .hero-slider { background: linear-gradient(160deg, #eaf1ff 0%, #f7faff 100%); }
  .promo-card { padding: 18px 20px; }
  .promo-ico, .promo-ico img { width: 44px; height: 44px; }
  .promo-row { gap: 12px; grid-template-columns: minmax(0, 1fr); }
}

/* ==========================================================================
   21. 顶部大导航（结构对齐 yeziidc.com）
   ========================================================================== */
.nav { align-self: stretch; }
.nav > li { display: flex; align-items: center; }
.nav > li.has-mega { position: static; }   /* 让 .mega 以 .site-header 为定位基准，实现通栏 */
.nav-hot {
  display: inline-block;
  margin-left: 5px;
  padding: 3.5px 5px;
  font-size: 10px;
  font-style: italic;
  font-weight: 700;
  line-height: 10px;
  letter-spacing: .2px;
  color: #fff;
  background: #ff2626;
  border-radius: 6px;
  border-bottom-left-radius: 0;
  box-shadow: 2px 2px 4px 0 rgba(55, 99, 170, .31);
  transform: translateY(-12px);
}

.mega {
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  background: #fff;
  border-top: 1px solid var(--line-2);
  box-shadow: 0 20px 40px -22px rgba(15, 23, 42, .28);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity .18s var(--ease), transform .18s var(--ease), visibility .18s;
  z-index: 950;
}
.nav > li.is-open > .mega { opacity: 1; visibility: visible; transform: none; }
.mega-container { padding-top: 0; padding-bottom: 0; }

/* —— 产品与服务：左分类 + 右商品 —— */
.mega-product .mega-container {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
}
.mega-tabs { background: var(--bg-2); border-right: 1px solid var(--line-2); padding: 16px 0; }
.mega-tabs ul { list-style: none; margin: 0; padding: 0; }
.mega-tabs li {
  position: relative;
  padding: 11px 24px;
  font-size: 15px;
  color: var(--text-2);
  cursor: pointer;
  transition: all .16s var(--ease);
}
.mega-tabs li:hover { color: var(--brand); }
.mega-tabs li.is-on { background: #fff; color: var(--brand); font-weight: 600; }
.mega-tabs li.is-on::before {
  content: "";
  position: absolute;
  left: 0; top: 8px; bottom: 8px;
  width: 3px;
  border-radius: 0 2px 2px 0;
  background: var(--brand);
}
.mega-panels {
  padding: 18px 18px 20px 30px;
  max-height: min(560px, calc(100vh - 130px));
  overflow-y: auto;
}
.mega-panels::-webkit-scrollbar { width: 6px; }
.mega-panels::-webkit-scrollbar-thumb { background: #dfe3ea; border-radius: 3px; }
.mega-panel { display: none; }
.mega-panel.is-on { display: block; }
.mega-group + .mega-group { margin-top: 15px; padding-top: 13px; border-top: 1px dashed var(--line-2); }
.mega-group-t { display: inline-block; font-size: 14px; font-weight: 700; color: var(--text); }
.mega-group-t:hover { color: var(--brand); }
.mega-items {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 2px 10px;
  margin-top: 6px;
}
.mega-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  min-width: 0;
  padding: 7px 10px;
  border-radius: 6px;
  font-size: 13px;
  color: var(--text-2);
}
.mega-item-n { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mega-item-p { flex-shrink: 0; font-size: 12.5px; font-weight: 600; color: var(--brand); }
.mega-item:hover { background: var(--brand-light); color: var(--brand); }
.mega-more { display: inline-block; margin-top: 6px; font-size: 12.5px; color: var(--text-3); }
.mega-more:hover { color: var(--brand); }

/* —— 解决方案 / 生态合作 / 支持 / 了解我们 —— */
.mega-simple-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 4px 16px;
  padding: 22px 0 28px;
}
.mega-simple-grid.is-two { grid-template-columns: repeat(2, minmax(0, 1fr)); max-width: 700px; }
.mega-card { padding: 10px 12px; border-radius: 8px; transition: background .16s var(--ease); }
.mega-card b { display: block; font-size: 14px; font-weight: 600; color: var(--text); }
.mega-card span { display: block; margin-top: 4px; font-size: 12px; line-height: 1.65; color: var(--text-3); }
.mega-card:hover { background: var(--brand-light-2); }
.mega-card:hover b { color: var(--brand); }

@media (max-width: 1280px) {
  .mega-items { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
  .mega-simple-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 1024px) {
  .nav.is-open { padding: 8px 16px 26px; }
  .nav.is-open > li { display: block; }
  .nav.is-open > li > a {
    padding: 14px 8px;
    font-size: 15px;
    border-bottom: 1px solid var(--line-2);
    border-radius: 0;
  }
  .nav.is-open .mega {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: 0;
  }
  .nav.is-open .mega-container { display: block; padding: 0; max-width: none; }
  .nav.is-open .mega-tabs { display: none; }
  .nav.is-open .mega-panels { padding: 4px 0 8px 12px; max-height: none; overflow: visible; }
  .nav.is-open .mega-panel { display: block; }
  .nav.is-open .mega-items,
  .nav.is-open .mega-more { display: none; }
  .nav.is-open .mega-group { padding: 9px 0; }
  .nav.is-open .mega-group + .mega-group { margin: 0; padding-top: 0; border: 0; }
  .nav.is-open .mega-group-t { font-size: 13.5px; font-weight: 500; color: var(--text-2); }
  .nav.is-open .mega-simple-grid { grid-template-columns: 1fr; gap: 0; padding: 4px 0 8px 12px; max-width: none; }
  .nav.is-open .mega-card { padding: 8px 0; }
  .nav.is-open .mega-card span { display: none; }
  .nav-hot { transform: translateY(-1px); }
}

/* ==========================================================================
   产品与服务下拉 · v25 左分类 + 右商品卡片（后台「导航商品」配置驱动）
   ========================================================================== */
.mega-product .mega-container { display: block; padding: 0; }
.mega-np { display: grid; grid-template-columns: 210px minmax(0, 1fr); }
.mega-np-left { background: var(--bg-2); border-right: 1px solid var(--line-2); padding: 22px 0 26px; }
.mega-np-title { margin: 0 0 16px; padding: 0 24px; font-size: 20px; font-weight: 700; color: var(--text); letter-spacing: .2px; }
.mega-np-cats { list-style: none; margin: 0; padding: 0; }
.mega-np-cats li {
  position: relative;
  padding: 10px 24px;
  font-size: 15px;
  color: var(--text-2);
  cursor: pointer;
  transition: all .16s var(--ease);
}
.mega-np-cats li a { color: inherit; }
.mega-np-cats li:hover { color: var(--brand); }
.mega-np-cats li.is-on { background: #fff; color: var(--brand); font-weight: 600; }
.mega-np-cats li.is-on::before {
  content: "";
  position: absolute;
  left: 0; top: 8px; bottom: 8px;
  width: 3px;
  border-radius: 0 2px 2px 0;
  background: var(--brand);
}
.mega-np-right { padding: 20px 30px 26px; min-width: 0; }
.mega-np-search { position: relative; max-width: 520px; margin-bottom: 18px; }
.mega-np-search-ico {
  position: absolute;
  left: 14px; top: 50%;
  transform: translateY(-50%);
  width: 16px; height: 16px;
  color: var(--text-3);
  display: flex; align-items: center; justify-content: center;
  pointer-events: none;
}
.mega-np-search-ico svg { width: 16px; height: 16px; }
.mega-np-input {
  width: 100%;
  height: 40px;
  padding: 0 14px 0 38px;
  font-size: 14px;
  color: var(--text);
  background: var(--bg-2);
  border: 1px solid transparent;
  border-radius: 6px;
  outline: none;
  transition: background .16s var(--ease), border-color .16s var(--ease);
}
.mega-np-input::placeholder { color: var(--text-4); }
.mega-np-input:focus { background: #fff; border-color: var(--brand); }
.mega-np-cards {
  max-height: min(460px, calc(100vh - 210px));
  overflow-y: auto;
  padding-right: 4px;
}
.mega-np-cards::-webkit-scrollbar { width: 6px; }
.mega-np-cards::-webkit-scrollbar-thumb { background: #dfe3ea; border-radius: 3px; }
.mega-np-panel { display: none; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.mega-np-panel.is-on { display: grid; }
.mega-np-card {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  padding: 11px 13px;
  border-radius: 8px;
  background: var(--bg-2);
  border: 1px solid transparent;
  transition: background .16s var(--ease), border-color .16s var(--ease), box-shadow .16s var(--ease);
}
.mega-np-card:hover {
  background: #fff;
  border-color: #cfe0ff;
  box-shadow: 0 6px 16px -10px rgba(0, 82, 217, .35);
}
.mega-np-ico {
  width: 40px; height: 40px;
  border-radius: 9px;
  display: inline-flex; align-items: center; justify-content: center;
  flex: 0 0 40px;
}
.mega-np-ico svg { width: 20px; height: 20px; }
.mega-np-ico-img { overflow: hidden; background: transparent; }
.mega-np-ico-img img { width: 100%; height: 100%; object-fit: contain; display: block; }
.mega-np-name {
  display: block;
  min-width: 0;
  padding-top: 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.45;
  overflow-wrap: anywhere;
}
.mega-np-nm {
  font-style: normal;
  overflow-wrap: anywhere;
}
.mega-np-card:hover .mega-np-name { color: var(--brand); }
.mega-np-tag {
  font-style: normal;
  flex: 0 0 auto;
  display: inline-block;
  margin-left: 6px;
  padding: 0 5px;
  font-size: 11px;
  font-weight: 500;
  line-height: 17px;
  color: #e5344d;
  background: #ffecef;
  border-radius: 3px;
  vertical-align: 1px;
  white-space: nowrap;
}
.mega-np-empty { display: none; padding: 34px 0; font-size: 14px; color: var(--text-3); }
.mega-np-empty.is-show { display: block; }

@media (max-width: 1200px) {
  .mega-np { grid-template-columns: 200px minmax(0, 1fr); }
  .mega-np-right { padding: 18px 22px 22px; }
  .mega-np-panel { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 1024px) {
  .nav.is-open .mega-np { display: block; }
  .nav.is-open .mega-np-left { background: transparent; border: 0; padding: 0 0 6px; }
  .nav.is-open .mega-np-title { display: none; }
  .nav.is-open .mega-np-cats { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 8px 6px; }
  .nav.is-open .mega-np-cats li { padding: 5px 10px; font-size: 13px; border: 1px solid var(--line); border-radius: 14px; }
  .nav.is-open .mega-np-cats li.is-on { background: var(--brand-light); border-color: transparent; }
  .nav.is-open .mega-np-cats li.is-on::before { display: none; }
  .nav.is-open .mega-np-right { padding: 0 8px 12px; }
  .nav.is-open .mega-np-search { display: none; }
  .nav.is-open .mega-np-cards { max-height: none; overflow: visible; }
  .nav.is-open .mega-np-panel { display: grid; grid-template-columns: 1fr; gap: 0; }
  .nav.is-open .mega-np-card { padding: 9px 0; border: 0; background: transparent; }
  .nav.is-open .mega-np-empty { padding: 12px 0; }
}

/* ==========================================================================
   23. 首页「提供企业一站式产品与服务」（结构对齐 yeziidc.com systemproduct 模块）
   数据由 {:nav_product_showcase()} 输出，来源 = 后台「导航商品」配置
   ========================================================================== */
.spx { padding: 40px 0 0; }
.spx-head { text-align: center; }
.spx-title { margin: 0; font-size: 30px; font-weight: 600; line-height: 40px; color: #181818; letter-spacing: 0; }
.spx-desc { margin: 6px 0 0; font-size: 16px; font-weight: 400; line-height: 24px; color: rgba(34, 34, 34, .9); }
.spx-more { margin-left: 6px; color: #0052d9; white-space: nowrap; }
.spx-more:hover { color: #1466ed; }
.spx-more-arrow {
  width: 14px; height: 14px; margin-left: 2px; vertical-align: -2px;
  fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
}

/* 分类图标行 */
.spx-cats { display: grid; grid-template-columns: repeat(var(--spx-cols, 5), minmax(0, 1fr)); gap: 10px; margin-top: 18px; }
.spx-cat {
  position: relative; display: flex; flex-direction: column; align-items: center; gap: 10px;
  padding: 5px 4px 22px; border: 0; background: none; font: inherit; cursor: pointer;
}
.spx-cat::after {
  content: ""; position: absolute; left: 50%; bottom: 0; transform: translateX(-50%);
  width: 0; border-bottom: 2px solid #0052d9; transition: width .45s ease-out;
}
.spx-cat.is-on::after { width: 100%; }
.spx-cat-ico { display: block; width: 70px; height: 70px; }
.spx-cat-ico img { display: block; width: 100%; height: 100%; object-fit: contain; }
.spx-cat-name { font-size: 14px; line-height: 26px; color: #5e646e; transition: color .2s; }
.spx-cat:hover .spx-cat-name,
.spx-cat.is-on .spx-cat-name { color: #0052d9; }

/* 灰底内容区 */
.spx-body { margin-top: 22px; padding: 30px 0 52px; background: #f5f6f8; border-top: 1px solid #ececec; }
.spx-group { display: none; }
.spx-group.is-on { display: flex; align-items: stretch; gap: 12px; }

/* 左栏：上白卡（分类名）+ 下白卡（说明 + 按钮） */
.spx-left { flex: 0 0 294px; max-width: 294px; min-height: 290px; display: flex; flex-direction: column; }
.spx-left-top { flex: 1 1 auto; padding: 32px 20px 24px; background: #fff; border-radius: 4px; }
.spx-left-title { margin: 0; font-size: 20px; font-weight: 900; line-height: 24px; color: #181818; }
.spx-left-text { margin: 10px 0 0; font-size: 14px; line-height: 22px; color: #6e6e6e; }
.spx-left-bottom { margin-top: 10px; padding: 20px; background: #fff; border-radius: 4px; }
.spx-left-note { margin: 0; font-size: 14px; line-height: 22px; color: #6e6e6e; }
.spx-left-btn {
  display: inline-block; margin-top: 16px; height: 36px; padding: 0 24px; border-radius: 4px;
  background: linear-gradient(180deg, #1466ed 0%, #0052d9 64%, #002ab1 100%);
  color: #fff; font-size: 14px; line-height: 36px; white-space: nowrap;
}
.spx-left-btn:hover { background: linear-gradient(180deg, #0052d9, #1466ed); color: #fff; }

/* 右侧卡片网格 */
.spx-right { flex: 1 1 auto; display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 12px; align-content: start; }
.spx-card {
  display: flex; flex-direction: column; min-height: 110px; padding: 14px 20px 22px;
  background: #fff; border-radius: 4px; transition: box-shadow .2s;
}
.spx-card:hover { box-shadow: 0 0 10px 0 rgba(0, 0, 0, .1); }
.spx-card-head { display: flex; align-items: center; gap: 8px; }
.spx-card .mega-np-ico { flex: 0 0 34px; width: 34px; height: 23px; border-radius: 2px; }
.spx-card .mega-np-ico svg { width: 15px; height: 15px; }
.spx-card .mega-np-ico-img img { width: 100%; height: 100%; object-fit: cover; border-radius: 2px; }
.spx-card-name { flex: 1 1 auto; min-width: 0; font-size: 16px; line-height: 26px; color: #181818; }
/* 角标与顶部导航下拉卡片（.mega-np-tag）保持同一套视觉：红字浅红底小标 */
.spx-card-tag {
  flex: 0 0 auto; display: inline-block; padding: 0 5px;
  font-size: 11px; font-style: normal; font-weight: 500; line-height: 17px;
  color: #e5344d; background: #ffecef; border-radius: 3px; vertical-align: 1px;
  white-space: nowrap;
}

@media (max-width: 1200px) {
  .spx-left { flex: 0 0 260px; max-width: 260px; }
  .spx-right { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
}
@media (max-width: 1080px) {
  .spx-cats { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); row-gap: 4px; }
  .spx-group.is-on { flex-direction: column; }
  .spx-left { flex: 0 0 auto; max-width: none; min-height: 0; }
  .spx-left-top { padding: 22px 20px; }
  .spx-right { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .spx { padding-top: 32px; }
  .spx-title { font-size: 22px; line-height: 30px; }
  .spx-desc { font-size: 13px; line-height: 22px; }
  .spx-cats { grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); margin-top: 12px; }
  .spx-cat-ico { width: 52px; height: 52px; }
  .spx-body { padding: 20px 0 36px; }
  .spx-right { grid-template-columns: minmax(0, 1fr); }
  .spx-card { min-height: 96px; }
}

/* ==========================================================================
   24. 联系我们（结构对齐 yeziidc.com/contact.html）
   banner + 锚点 tab 条 + 售前咨询 / 售后支持 / 公司地址
   ========================================================================== */
.ct-hero {
  position: relative;
  height: 400px;
  overflow: hidden;
  background: linear-gradient(100deg, #fbfdff 0%, #f4f8ff 48%, #eaf2ff 100%);
}
.ct-hero-bg { position: absolute; inset: 0; }
.ct-hero-bg img {
  width: 100%; height: 100%; object-fit: cover; object-position: 92% center;
  opacity: .8; filter: saturate(.9);
}
.ct-hero-bg::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg, #fdfeff 0%, rgba(253, 254, 255, .94) 26%, rgba(251, 253, 255, .66) 48%, rgba(250, 252, 255, .3) 66%, rgba(250, 252, 255, .1) 88%);
}
.ct-hero-inner {
  position: relative; z-index: 1;
  height: 100%;
  display: flex; flex-direction: column;
  justify-content: flex-start;
  padding-top: 62px;
}
.ct-hero-title { margin: 0; font-size: 44px; font-weight: 700; line-height: 66px; color: #000; letter-spacing: 0; }
.ct-hero-desc { margin: 14px 0 0; font-size: 18px; font-weight: 400; line-height: 36px; color: #000; }
.ct-hero-btns { display: flex; align-items: center; gap: 12px; margin-top: 26px; }
.ct-btn {
  display: inline-flex; align-items: center; justify-content: center;
  height: 44px; padding: 0 26px; border: 0; border-radius: 4px;
  font-size: 14px; font-weight: 700; line-height: 44px; white-space: nowrap;
  transition: all .25s var(--ease);
}
.ct-btn-primary { background: linear-gradient(90deg, #1466ed 0%, #0052d9 100%); color: #fff; }
.ct-btn-primary:hover { background: linear-gradient(90deg, #0052d9 0%, #1466ed 100%); color: #fff; box-shadow: 0 6px 16px rgba(0, 82, 217, .28); }
.ct-btn-white { background: #fff; color: #181818; }
.ct-btn-white:hover { color: var(--brand); box-shadow: 0 4px 14px rgba(16, 36, 94, .12); }

/* 锚点条（body 有 overflow-x:hidden，sticky 会失效，滚动时由脚本切 fixed） */
.ct-tabs-wrap { position: relative; }
.ct-tabs {
  background: #fff;
  border-bottom: 1px solid #e0e2e5;
}
.ct-tabs.is-fixed {
  position: fixed; left: 0; right: 0; top: 0; z-index: 80;
  box-shadow: 0 6px 18px rgba(16, 36, 94, .08);
}
/* 吸顶后与参考站一致：整条铺满、三个项在页面中线居中对齐 */
.ct-tabs.is-fixed .ct-tabs-list { justify-content: center; }
.ct-tabs-list { position: relative; display: flex; align-items: center; }
.ct-tabs-list li { margin: 0 32px; white-space: nowrap; }
.ct-tabs-list li:first-child { margin-left: 0; }
.ct-tabs-list li a { display: block; font-size: 16px; font-weight: 900; line-height: 72px; color: #181818; }
.ct-tabs-list li.is-on a,
.ct-tabs-list li a:hover { color: var(--brand); }
.ct-tabs-bar {
  position: absolute; left: 0; bottom: 0; height: 3px; width: 0;
  background: var(--brand); border-radius: 2px;
  transition: left .3s var(--ease), width .3s var(--ease);
}

/* 区块 */
/* 吸顶条贴视口顶端（高 73），跳锚点时留 20px 呼吸，别被压住 */
.ct-sec { padding: 40px 0 100px; background: #fff; scroll-margin-top: 93px; }
.ct-sec-grey { background: #f6f8fa; }
.ct-head { margin-bottom: 0; }
.ct-head.is-end { display: flex; flex-direction: column; align-items: flex-end; text-align: right; }
.ct-title { margin: 0 0 32px; font-size: 32px; font-weight: 300; line-height: 32px; color: #181818; letter-spacing: 0; }
.ct-sub { margin: 0 0 46px; max-width: 680px; font-size: 20px; font-weight: 400; line-height: 1.4; color: #181818; }

/* 咨询卡片 */
.ct-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.ct-card {
  position: relative; overflow: hidden;
  display: flex; flex-direction: column; align-items: center; justify-content: flex-start;
  min-height: 220px; padding: 40px 20px;
  background: #fff; border-radius: 4px;
  box-shadow: 0 0 20px rgba(0, 0, 0, .06);
  transition: box-shadow .3s var(--ease), transform .3s var(--ease);
}
.ct-card:hover { box-shadow: rgba(16, 36, 94, .4) 0 2px 6px 0; }
.ct-card-ico { width: 48px; height: 48px; margin-bottom: 32px; }
.ct-card-ico svg { display: block; width: 100%; height: 100%; }
.ct-card-ico img { display: block; width: 100%; height: 100%; object-fit: contain; }
.ct-card-name { margin: 0 0 10px; font-size: 16px; font-weight: 600; line-height: 1.5; color: #1a1a1a; text-align: center; }
.ct-card-desc { margin: 0; font-size: 14px; font-weight: 400; line-height: 1.5; color: #1a1a1a; text-align: center; word-break: break-all; }

/* hover 滑出遮罩（与原站一致：纯半透明黑，不做毛玻璃，卡片内容透出来） */
.ct-card-mask {
  position: absolute; left: 0; right: 0; bottom: 0; height: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
  overflow: hidden;
  background: rgba(0, 0, 0, .65);
  transition: height .3s var(--ease);
}
.ct-card:hover .ct-card-mask { height: 100%; }
.ct-card-btn {
  display: inline-flex; align-items: center; justify-content: center;
  height: 38px; padding: 0 22px; border-radius: 4px;
  background: linear-gradient(90deg, #1466ed, #0052d9);
  color: #fff; font-size: 14px; font-weight: 600;
}
.ct-card-btn:hover { color: #fff; background: linear-gradient(90deg, #0052d9, #1466ed); }
.ct-card-mask.is-qr { gap: 10px; }
.ct-card-mask.is-qr img { width: 132px; height: 132px; border-radius: 4px; background: #fff; padding: 4px; }
.ct-card-mask.is-qr span { font-size: 13px; color: #fff; }
.ct-card-mask-text { padding: 0 18px; font-size: 14px; line-height: 1.7; color: #fff; text-align: center; }

/* 公司地址 */
.ct-addr { background: #fff; border-radius: 4px; box-shadow: 0 0 20px rgba(0, 0, 0, .06); padding: 24px; }
.ct-map { position: relative; height: 368px; border-radius: 4px; overflow: hidden; background: #eef0f2; }
.ct-map-canvas { display: block; width: 100%; height: 100%; }
.ct-map-pin {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -100%);
  width: 28px; height: 36px; pointer-events: none; z-index: 2;
  filter: drop-shadow(0 6px 12px rgba(0, 82, 217, .32));
}
.ct-map-window {
  position: absolute; left: 50%; bottom: calc(50% + 46px); transform: translateX(-50%); z-index: 3;
  width: 320px; padding: 16px 18px;
  background: #fff; border-radius: 6px; text-align: center;
  box-shadow: 0 8px 28px rgba(16, 36, 94, .14);
}
.ct-map-window::after {
  content: ""; position: absolute; left: 50%; bottom: -7px; transform: translateX(-50%) rotate(45deg);
  width: 14px; height: 14px; background: #fff;
}
.ct-map-window-title { margin: 0 0 6px; font-size: 15px; font-weight: 600; color: #181818; }
.ct-map-window-addr { margin: 0; font-size: 12px; line-height: 1.6; color: rgba(24, 24, 24, .55); }
.ct-map-open {
  position: absolute; right: 16px; top: 16px;
  height: 34px; padding: 0 16px; border-radius: 4px;
  display: inline-flex; align-items: center;
  background: rgba(255, 255, 255, .95); color: #181818; font-size: 13px; font-weight: 600;
  box-shadow: 0 2px 10px rgba(16, 36, 94, .14);
}
.ct-map-open:hover { color: var(--brand); }
.ct-map-tip { position: absolute; right: 12px; bottom: 10px; z-index: 1; font-size: 11px; color: rgba(24, 24, 24, .42); }

@media (max-width: 1080px) {
  .ct-hero { height: 340px; }
  .ct-hero-inner { padding-top: 48px; }
  .ct-hero-title { font-size: 34px; line-height: 1.3; }
  .ct-hero-desc { font-size: 16px; line-height: 1.6; }
  .ct-title { font-size: 26px; line-height: 1.3; margin-bottom: 20px; }
  .ct-sub { font-size: 16px; margin-bottom: 28px; }
  .ct-sec { padding: 32px 0 64px; }
  .ct-map-window { width: 260px; top: calc(50% - 96px); }
}
@media (max-width: 900px) {
  .ct-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .ct-hero { height: 300px; }
  .ct-hero-inner { padding-top: 40px; }
  .ct-hero-title { font-size: 28px; }
  .ct-hero-desc { font-size: 14px; margin-top: 6px; }
  .ct-hero-btns { margin-top: 18px; }
  .ct-btn { height: 40px; padding: 0 20px; line-height: 40px; font-size: 13px; }
  .ct-tabs-list li { margin: 0 20px; }
  .ct-tabs-list li a { font-size: 15px; line-height: 56px; }
  .ct-sec { scroll-margin-top: 77px; }
  .ct-grid { grid-template-columns: minmax(0, 1fr); gap: 14px; }
  .ct-card { min-height: 180px; padding: 28px 16px; }
  .ct-card-ico { margin-bottom: 20px; }
  .ct-head.is-end { align-items: flex-start; text-align: left; }
  .ct-addr { padding: 12px; }
  .ct-map { height: 300px; }
  .ct-map-window { width: calc(100% - 48px); top: 24px; }
  .ct-sec { padding: 28px 0 48px; }
}

/* ============================================================
   25. 方案详情页 /solution.html （对照原站 /plan/electricity.html）
   ============================================================ */
.pg-banner {
  position: relative;
  height: 420px;
  background: #f4f8ff url(../img/sol/banner.jpg) center / cover no-repeat;
}
.pg-banner-inner { height: 100%; display: flex; align-items: center; }
.pg-banner-text { width: 60%; max-width: 800px; }
.pg-banner-text h1 { font-size: 44px; font-weight: 700; line-height: 1.5; margin: 0 0 20px; color: #000; }
.pg-banner-text p { margin: 0; font-size: 18px; line-height: 2; color: #000; }
.pg-banner-btns { display: flex; gap: 14px; margin-top: 20px; }
.pg-btn {
  display: inline-block; border-radius: 4px;
  font-size: 14px; font-weight: 700; line-height: 24px;
  padding: 10px 28px;
  box-shadow: 8px 8px 20px rgba(55, 99, 170, .1);
  transition: transform .3s ease-out;
}
.pg-btn:hover { transform: scale(.95); }
.pg-btn-primary { background: linear-gradient(180deg, #0052d9, #1466ed); color: #fff; }
.pg-btn-plain { background: #fff; color: #3d485d; border: 1px solid #d9e3f5; }

/* 锚点条 */
.pg-tabs-wrap { height: 72px; background: #fff; }
.pg-tabs { background: #fff; transition: box-shadow .3s ease; }
.pg-tabs.is-fixed { position: fixed; left: 0; right: 0; top: 0; z-index: 80; box-shadow: 0 6px 18px rgba(16, 36, 94, .08); }
.pg-tabs-list { position: relative; display: flex; justify-content: flex-start; list-style: none; margin: 0; padding: 0; }
.pg-tabs.is-fixed .pg-tabs-list { justify-content: center; }
.pg-tabs-list li { margin: 0; }
.pg-tabs-list li a { display: block; padding: 0 20px; font-size: 16px; font-weight: 900; line-height: 72px; color: #333; }
.pg-tabs-list li:hover a, .pg-tabs-list li.is-on a { color: #0052d9; }
.pg-tabs-bar { position: absolute; left: 0; bottom: 0; height: 3px; width: 0; background: #0052d9; transition: left .3s var(--ease), width .3s var(--ease); }

/* 通用区块 */
.pg-sec { padding: 60px 0 80px; background: #fff; scroll-margin-top: 88px; }
.pg-sec-soft { background: #f2f6ff; }
.pg-head { margin-bottom: 40px; }
.pg-head h2 { font-size: 32px; font-weight: 600; line-height: 1.2; color: #181818; margin: 0 0 16px; }
.pg-head p { margin: 0; font-size: 20px; color: #181818; }
.pg-head.is-right { display: flex; flex-direction: column; align-items: flex-end; text-align: right; }

/* 我们的优势 */
.pg-adv-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.pg-adv-card {
  background: #fff; border-radius: 4px;
  border: 1px solid #eceff4;
  padding: 26px 26px 36px;
  text-align: center;
}
.pg-adv-ico { display: block; height: 72px; margin-bottom: 20px; }
.pg-adv-ico img { width: 114px; height: 72px; object-fit: contain; display: inline-block; }
.pg-adv-card h3 { font-size: 18px; font-weight: 600; color: #333; margin: 0 0 10px; }
.pg-adv-card p { margin: 0; font-size: 14px; line-height: 32px; color: rgba(0, 0, 0, .65); text-align: center; }

/* 面临的问题 */
.pg-problem-top {
  display: flex; align-items: center; justify-content: space-between; gap: 40px;
  background: #fff; border-radius: 4px;
  padding: 26px 32px 30px;
  margin-bottom: 20px;
}
.pg-problem-left { max-width: 60%; }
.pg-problem-left h3 { font-size: 24px; font-weight: 600; line-height: 1.35; color: #181818; margin: 0 0 24px; }
.pg-problem-left p { margin: 0 0 20px; font-size: 15px; line-height: 28px; color: rgba(0, 0, 0, .65); }
.pg-problem-tags { display: flex; flex-wrap: wrap; gap: 12px 28px; list-style: none; margin: 0; padding: 0; }
.pg-problem-tags li { position: relative; padding-left: 24px; font-size: 15px; font-weight: 700; color: #0052d9; }
.pg-problem-tags li::before {
  content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 16px; height: 16px; background: url(../img/sol/check.svg) 50% / 16px no-repeat;
}
.pg-problem-btns { display: flex; gap: 14px; padding-top: 6px; }
.pg-problem-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.pg-problem-card { background: #fff; border-radius: 4px; border: 1px solid #eceff4; padding: 28px 28px 32px; }
.pg-problem-card h4 { margin: 0 0 12px; font-size: 18px; font-weight: 500; color: #181818; }
.pg-problem-card p { margin: 0; font-size: 14px; line-height: 32px; color: rgba(0, 0, 0, .65); }

/* 解决方案架构 */
.pg-arch-row { display: flex; align-items: flex-start; gap: 40px; }
.pg-arch-text { flex: 0 0 479px; max-width: 479px; }
.pg-arch-text h3 { font-size: 24px; font-weight: 600; line-height: 1.35; color: #181818; margin: 0 0 12px; }
.pg-arch-text > p { margin: 0 0 24px; font-size: 14px; line-height: 28px; color: #777; }
.pg-arch-adv h4 { font-size: 18px; font-weight: 600; color: #181818; margin: 0 0 12px; }
.pg-arch-adv ul { list-style: none; margin: 0 0 24px; padding: 0; }
.pg-arch-adv li { position: relative; padding-left: 28px; font-size: 14px; line-height: 28px; color: #777; }
.pg-arch-adv li::before {
  content: ""; position: absolute; left: 0; top: 6px;
  width: 14px; height: 14px; border-radius: 50%;
  background: #e8f1ff url(../img/sol/check.svg) 50% / 8px no-repeat;
}
.pg-link { display: inline-block; font-size: 15px; font-weight: 700; color: #0052d9; }
.pg-arch-img { flex: 1 1 auto; min-width: 0; }
.pg-arch-img img { width: 100%; height: auto; display: block; border-radius: 4px; }

/* 合作伙伴 */
.pg-sec-partner { background: #fff url(../img/sol/partner-bg.png) center / cover no-repeat; }
.pg-partner-row {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0;
  background: #fff; border-radius: 4px; padding: 32px 20px;
}
.pg-partner-item { height: 76px; display: flex; align-items: center; justify-content: center; }
.pg-partner-item img { max-width: 160px; max-height: 60px; width: auto; height: auto; object-fit: contain; }

/* 更多方案 */
.pg-more-row { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 20px; }
.pg-more-item {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px;
  margin: 0; padding: 28px 8px;
  background: #fff; border-radius: 4px;
  box-shadow: 0 8px 24px rgba(16, 36, 94, .05);
}
.pg-more-item img { width: 56px; height: 56px; object-fit: contain; display: block; }
.pg-more-item h3 { margin: 0; font-size: 18px; font-weight: 500; line-height: 1.35; color: #333; }
.pg-more-item:hover h3 { color: #0052d9; }
.pg-more-item.is-on h3 { color: #0052d9; }

@media (max-width: 1200px) {
  .pg-banner-text { width: 70%; }
  .pg-banner-text h1 { font-size: 38px; }
  .pg-arch-text { flex: 0 0 380px; max-width: 380px; }
  .pg-partner-row { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}
@media (max-width: 992px) {
  .pg-banner { height: 360px; }
  .pg-banner-text { width: 100%; }
  .pg-banner-text h1 { font-size: 32px; }
  .pg-banner-text p { font-size: 16px; line-height: 1.8; }
  .pg-adv-grid { grid-template-columns: minmax(0, 1fr); }
  .pg-problem-top { flex-direction: column; gap: 20px; }
  .pg-problem-left { max-width: none; }
  .pg-problem-grid { grid-template-columns: minmax(0, 1fr); }
  .pg-arch-row { flex-direction: column; }
  .pg-arch-text { flex: 0 0 auto; max-width: none; }
  .pg-partner-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pg-more-row { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .pg-banner { height: 320px; }
  .pg-banner-text h1 { font-size: 26px; margin-bottom: 12px; }
  .pg-banner-text p { font-size: 14px; line-height: 1.7; }
  .pg-banner-btns { margin-top: 16px; gap: 10px; }
  .pg-btn { padding: 8px 20px; font-size: 13px; }
  .pg-tabs-wrap { height: 56px; }
  .pg-tabs-list li a { padding: 0 12px; font-size: 14px; line-height: 56px; }
  .pg-sec { padding: 40px 0 52px; scroll-margin-top: 72px; }
  .pg-head { margin-bottom: 26px; }
  .pg-head h2 { font-size: 24px; }
  .pg-head p { font-size: 15px; }
  .pg-adv-card { padding: 22px 20px 28px; }
  .pg-adv-card p { line-height: 28px; }
  .pg-more-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pg-partner-row { padding: 20px 12px; }
  .pg-partner-item { height: 60px; }
  .pg-partner-item img { max-width: 120px; max-height: 44px; }
}

/* ==========================================================================
   26. v47 · 顶部导航 + 首屏幻灯对齐原站椰子云
   — 首屏：540px 定高、整幅大图铺满（左缘渐隐保证文字可读）、半透明入口卡压边
   — 大图来源：后台「模板 → 首页轮播图」，模板调用 {:hero_bg(0..2)}，未配置回退主题图
   ========================================================================== */

/* ---------- 导航：白底 + 细阴影，右侧补「搜索 / 云服务器」入口 ---------- */
.site-header {
  background: #fff;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-bottom: 0;
  box-shadow: 0 1px 3px rgba(49, 49, 49, .10);
}
.site-header.is-stuck { box-shadow: 0 2px 10px rgba(49, 49, 49, .12); }
.header-inner { gap: 24px; }
.logo-img { height: 44px; }
.header-actions { gap: 6px; }

.header-search {
  display: grid;
  place-items: center;
  width: 34px; height: 34px;
  border: 0;
  background: none;
  color: var(--text-2);
  cursor: pointer;
  transition: color .2s var(--ease);
}
.header-search svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.header-search:hover { color: var(--brand); }

.header-link {
  padding: 0 10px;
  font-size: 14px;
  color: var(--text-2);
  white-space: nowrap;
  transition: color .2s var(--ease);
}
.header-link:hover { color: var(--brand); }

.header-phone { padding: 0 10px 0 6px; font-size: 14px; color: var(--text-2); }
.header-phone:hover { color: var(--brand); }
.header-phone svg { width: 16px; height: 16px; }

/* ---------- 首屏：540px，整幅大图 + 左侧渐隐 ---------- */
.hero-slider {
  height: 540px;
  background: linear-gradient(180deg, #f8fbff 0%, #e9f1fc 100%);
  border-bottom: 0;
}
.hero-slider::after { display: none; }
.hs-track, .hs-slide, .hs-slide.is-active { height: 100%; }

.hs-bg {
  position: absolute;
  top: 0; right: 0; bottom: 0; left: auto;
  width: 82%;            /* 82% 时 1380x634 的图在 540 高下几乎不裁切，3D 元素完整 */
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
  -webkit-mask-image: none;
  mask-image: none;
}
.hs-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: right center;
  display: block;
}
/* 左缘渐隐：把图左侧压成背景色，文字压在上面像原站那样干净 */
.hs-bg::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(90deg,
    #f8fbff 0%,
    rgba(248, 251, 255, .98) 12%,
    rgba(248, 251, 255, .90) 22%,
    rgba(248, 251, 255, .58) 34%,
    rgba(248, 251, 255, .20) 48%,
    rgba(248, 251, 255, 0) 62%);
}

.hs-inner {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: flex-end;
  height: 100%;
  padding-bottom: 132px;
}
.hs-text { max-width: 470px; }
.hs-text h1 { font-size: 44px; line-height: 1.28; margin: 0 0 14px; }
.hs-text > p { max-width: 470px; font-size: 14px; line-height: 25px; color: #4e5b70; margin: 0 0 22px; }
.hs-text .btn { height: 44px; padding: 0 30px; font-size: 15px; border-radius: 4px; }
.hs-badges { margin-bottom: 12px; }
.hs-badges span { height: 22px; padding: 0 8px; font-size: 12px; border-radius: 3px; background: #e8eefc; color: #1a5fd0; }
.hs-badges span.is-red { background: #e1251b; color: #fff; }

.hs-dots {
  bottom: 84px;
  left: 0; right: 0;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 40px;
  justify-content: flex-start;
  gap: 8px;
  z-index: 3;
}
.hs-dots button { width: 42px; height: 4px; border-radius: 2px; background: #ccdaef; opacity: 1; }
.hs-dots button.is-active { width: 42px; background: #0052d9; }
.hs-nav { margin-top: -18px; z-index: 3; }

/* ---------- 四入口卡：半透明白 + 毛玻璃，压住首屏底边 ---------- */
.promo-wrap { margin-top: -58px; z-index: 4; }
.promo-row { gap: 20px; }
.promo-card {
  padding: 28px 24px;
  gap: 10px;
  border: 0;
  border-radius: 0;
  background: rgba(255, 255, 255, .72);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  box-shadow: 0 18px 40px rgba(17, 12, 46, .08);
}
.promo-card:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, .92);
  box-shadow: 0 12px 28px rgba(0, 41, 109, .14);
}

/* ---------- 响应式 ---------- */
@media (max-width: 1200px) {
  .hero-slider { height: 480px; }
  .hs-inner { padding-bottom: 116px; }
  .hs-text { max-width: 420px; }
  .hs-text h1 { font-size: 38px; }
  .hs-dots { bottom: 74px; }
  .promo-card { padding: 24px 20px; }
}
@media (max-width: 900px) {
  .hero-slider { height: 430px; }
  .hs-bg { width: 100%; }
  .hs-bg img { object-position: 70% center; }
  .hs-bg::after {
    background: linear-gradient(90deg,
      #f8fbff 0%,
      rgba(248, 251, 255, .94) 20%,
      rgba(248, 251, 255, .58) 36%,
      rgba(248, 251, 255, .14) 58%,
      rgba(248, 251, 255, 0) 76%);
  }
  .hs-inner { padding-bottom: 96px; }
  .hs-text { max-width: 100%; }
  .hs-dots { bottom: 56px; }
  .promo-wrap { margin-top: 0; }
  .promo-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .hero-slider { height: auto; min-height: 0; padding-bottom: 0; }
  .hs-inner { display: block; padding-top: 44px; padding-bottom: 76px; }
  .hs-text h1 { font-size: 28px; margin-bottom: 10px; }
  .hs-text > p { font-size: 13px; line-height: 22px; margin-bottom: 18px; }
  /* 手机端屏幕窄，整幅插画会和长文案打架，改用纯渐变 + 右上光斑，最干净 */
  .hs-bg { display: none; }
  .hero-slider {
    background:
      radial-gradient(360px 240px at 88% 8%, #e6efff 0%, rgba(230, 239, 255, 0) 60%),
      linear-gradient(180deg, #f8fbff 0%, #e9f1fc 100%);
  }
  .hs-dots { bottom: 28px; padding: 0 20px; }
  .hs-nav { display: none; }
  .promo-row { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .promo-card { padding: 18px 20px; }
}

@media (max-width: 1340px) {
  /* 窄屏收紧导航：字号/内边距/间距一起缩，保证右侧入口不被挤出 */
  .header-inner { gap: 12px; }
  .logo-img { height: 38px; }
  .nav { gap: 0; }
  .nav > li > a { padding: 8px; font-size: 15px; }
}
@media (max-width: 1280px) {
  .header-link { display: none; }
}
@media (max-width: 1120px) {
  .header-phone { display: none; }
}
@media (max-width: 768px) {
  .header-search, .header-link { display: none; }
}

/* ==========================================================================
   27. v48 · 顶部导航像素对齐原站椰子云
   — 全宽布局：logo 左 40px，注册按钮通高贴右边缘
   — 菜单 16px/500、#181818、项间 14px、hover 只变蓝 + 底部 2px 滑动下划线
   ========================================================================== */
.site-header {
  background: #fff;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-bottom: 0;
  box-shadow: 0 1px 3px rgba(49, 49, 49, .10);
}
.site-header.is-stuck { box-shadow: 0 1px 6px rgba(49, 49, 49, .14); }

.header-inner {
  position: relative;
  max-width: none;
  padding: 0 0 0 40px;
  height: 58px;
  gap: 40px;
}
.logo-img { height: 46px; }

/* ---------- 一级菜单 ---------- */
.nav { position: relative; gap: 0; }
.nav > li { margin-left: 14px; }
.nav > li:first-child { margin-left: 0; }
.nav > li > a {
  display: block;
  height: 58px;
  padding: 0 10px;
  border-radius: 0;
  background: none;
  font-size: 16px;
  font-weight: 500;
  line-height: 58px;
  color: #181818;
  transition: color .2s var(--ease);
}
.nav > li > a:hover,
.nav > li.is-active > a,
.nav > li.is-open > a { color: #0052d9; background: none; }

.nav-underline {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: #0052d9;
  opacity: 0;
  pointer-events: none;
  z-index: 960;
  transition: left .28s cubic-bezier(.4, 0, .2, 1),
              width .28s cubic-bezier(.4, 0, .2, 1),
              opacity .18s var(--ease);
}

/* ---------- 右侧入口：文字 + 通高注册按钮 ---------- */
.header-actions { gap: 0; align-items: stretch; height: 58px; }
.header-actions > a { display: flex; align-items: center; }

.header-link {
  margin: 0 15px;
  padding: 0;
  font-size: 16px;
  font-weight: 400;
  color: #181818;
  white-space: nowrap;
  transition: color .2s var(--ease);
}
.header-link:hover { color: #0052d9; }

.header-search {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 58px;
  margin: 0 15px;
  padding: 0;
  border: 0;
  background: none;
  color: #181818;
}
.header-search svg { width: 17px; height: 17px; stroke-width: 1.9; }
.header-search:hover { color: #0052d9; }

.header-auth { display: flex; align-items: stretch; margin-left: 15px; }
.header-login {
  display: flex;
  align-items: center;
  padding: 0 14px;
  font-size: 16px;
  color: #181818;
  white-space: nowrap;
  transition: color .2s var(--ease);
}
.header-login:hover { color: #0052d9; }
.header-reg {
  display: flex;
  align-items: center;
  height: 58px;
  padding: 0 27px;
  border-radius: 0;
  background: #0056ff;
  color: #fff;
  font-size: 16px;
  white-space: nowrap;
  transition: background .2s var(--ease);
}
.header-reg:hover { background: #0048d6; color: #fff; }

/* 登录后状态同样贴右 */
.header-actions .login-in { margin-left: 15px; height: 58px; }

/* ---------- 下拉面板：白底 + 细边，贴住导航底边 ---------- */
.mega {
  border-top: 0;
  box-shadow: 0 18px 34px -18px rgba(15, 23, 42, .26), 0 0 0 1px rgba(15, 23, 42, .04);
}

/* ---------- 响应式：逐级收窄，保证右侧入口不被挤掉 ---------- */
@media (max-width: 1440px) {
  .header-inner { gap: 26px; padding-left: 32px; }
  .header-link, .header-search { margin: 0 12px; }
  .header-reg { padding: 0 22px; }
}
@media (max-width: 1280px) {
  .header-inner { gap: 20px; }
  .nav > li { margin-left: 8px; }
  .nav > li > a { padding: 0 8px; font-size: 15px; }
  .header-link, .header-login { font-size: 15px; }
  .header-reg { padding: 0 18px; font-size: 15px; }
  .logo-img { height: 42px; }
}
@media (max-width: 1120px) {
  .header-link[href="/document.html"] { display: none; }
}
@media (max-width: 1024px) {
  .header-link[href="/cloud.html"], .header-link[href="/home.htm"] { display: none; }
  .nav > li { margin-left: 4px; }
  .nav > li > a { padding: 0 6px; font-size: 14px; }
}
@media (max-width: 768px) {
  .header-inner { padding: 0 16px; gap: 12px; }
  .header-search, .header-link, .header-auth { display: none; }
  .nav-underline { display: none; }
  .logo-img { height: 38px; }
}

/* ---------- 首屏：视频打底 + 图片垫底（原站同款） ---------- */
.hs-bg { background: #f8fbff; }
.hs-bg .hs-poster {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: right center;
  display: block;
}
.hs-video {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: right center;
  z-index: 1;
  display: block;
}
/* 渐隐层压在视频之上，保证左侧标题始终可读 */
.hs-bg::after { z-index: 2; }
/* 视频没加载出来时（弱网/不支持）自动露出垫底图 */
@media (prefers-reduced-motion: reduce) {
  .hs-video { display: none; }
}

/* v48：移动抽屉里恢复列表式菜单（覆盖顶栏的 58px 定高） */
@media (max-width: 1024px) {
  .nav.is-open > li { margin-left: 0; }
  .nav.is-open > li > a {
    height: auto;
    line-height: 1.5;
    padding: 14px 8px;
    font-size: 15px;
    border-bottom: 1px solid var(--line-2);
    border-radius: 0;
  }
  .nav.is-open > li.is-open > a,
  .nav.is-open > li > a:hover { color: #0052d9; background: none; }
}

/* v48：让顶栏 sticky 真正吸顶 —— <header> 包裹层只有 58px 高，会把 sticky 限死在里面 */
body > header { display: contents; }