/* ==========================================================================
   北京华大网络 — 网站维护服务官网
   设计系统 / Design System
   ========================================================================== */

:root {
  /* 品牌主色：深邃科技蓝 */
  --navy-900: #050b1a;
  --navy-800: #071228;
  --navy-700: #0b1c3a;
  --navy-600: #10264d;
  --navy-500: #16325f;

  --brand-600: #1a4fd6;
  --brand-500: #2563eb;
  --brand-400: #3b82f6;
  --brand-300: #60a5fa;

  --cyan-500: #06b6d4;
  --cyan-400: #22d3ee;

  --gold-500: #d4a24c;
  --gold-400: #e8bb6b;

  --ink-900: #0d1526;
  --ink-700: #1f2937;
  --ink-600: #374151;
  --ink-500: #4b5563;
  --ink-400: #6b7280;
  --ink-300: #9ca3af;

  --line: #e5e9f2;
  --line-2: #eef2f8;
  --bg: #ffffff;
  --bg-soft: #f6f8fc;
  --bg-blue: #eff4ff;

  --ok: #10b981;
  --warn: #f59e0b;

  --radius-sm: 6px;
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-sm: 0 1px 3px rgba(13, 21, 38, .06), 0 1px 2px rgba(13, 21, 38, .04);
  --shadow: 0 6px 24px rgba(13, 21, 38, .08);
  --shadow-lg: 0 18px 48px rgba(13, 21, 38, .12);
  --shadow-blue: 0 12px 32px rgba(37, 99, 235, .22);

  --wrap: 1200px;
  --nav-h: 76px;

  --ff: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--ff);
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-700);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; border: 0; }
a { color: inherit; text-decoration: none; transition: color .22s ease; }
button { font-family: inherit; cursor: pointer; border: 0; background: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, h5 { margin: 0; font-weight: 700; line-height: 1.3; color: var(--ink-900); }
p { margin: 0; }
input, textarea, select { font-family: inherit; font-size: inherit; }

/* ---------- Layout ---------- */
.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; position: relative; }
.section--tight { padding: 72px 0; }
.section--soft { background: var(--bg-soft); }
.section--dark {
  background: linear-gradient(160deg, var(--navy-900) 0%, var(--navy-700) 55%, var(--navy-600) 100%);
  color: #cbd7ec;
}
.section--dark h2, .section--dark h3, .section--dark h4 { color: #fff; }

/* ---------- Section head ---------- */
.sec-head { max-width: 760px; margin: 0 auto 56px; text-align: center; }
.sec-head--left { margin-left: 0; text-align: left; }
.sec-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12.5px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase;
  color: var(--brand-500);
  background: var(--bg-blue);
  border: 1px solid #d8e4ff;
  padding: 5px 14px; border-radius: 100px; margin-bottom: 18px;
}
.sec-tag::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--brand-500); }
.section--dark .sec-tag { color: var(--cyan-400); background: rgba(34,211,238,.08); border-color: rgba(34,211,238,.24); }
.section--dark .sec-tag::before { background: var(--cyan-400); }
.sec-title { font-size: 38px; letter-spacing: -.5px; }
.sec-title em { font-style: normal; color: var(--brand-500); }
.section--dark .sec-title em { color: var(--cyan-400); }
.sec-sub { margin-top: 16px; font-size: 15.5px; color: var(--ink-400); }
.section--dark .sec-sub { color: #93a6c4; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 28px; border-radius: 100px;
  font-size: 14.5px; font-weight: 600; white-space: nowrap;
  transition: all .25s cubic-bezier(.4,0,.2,1);
}
.btn svg { width: 16px; height: 16px; }
.btn-primary {
  background: linear-gradient(135deg, var(--brand-500), var(--brand-600));
  color: #fff; box-shadow: var(--shadow-blue);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 18px 40px rgba(37,99,235,.34); color: #fff; }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border: 1px solid rgba(255,255,255,.26); backdrop-filter: blur(8px); }
.btn-ghost:hover { background: rgba(255,255,255,.16); border-color: rgba(255,255,255,.5); color: #fff; }
.btn-outline { border: 1.5px solid var(--line); color: var(--ink-700); background: #fff; }
.btn-outline:hover { border-color: var(--brand-500); color: var(--brand-500); background: var(--bg-blue); }
.btn-lg { padding: 16px 38px; font-size: 15.5px; }
.btn-block { width: 100%; }

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto; z-index: 1000; height: var(--nav-h);
  display: flex; align-items: center;
  background: rgba(255,255,255,.86); backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid transparent;
  transition: background .3s, box-shadow .3s, border-color .3s;
}
.site-header.is-solid { background: rgba(255,255,255,.96); border-bottom-color: var(--line); box-shadow: 0 2px 20px rgba(13,21,38,.07); }
.header-inner { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; display: flex; align-items: center; gap: 24px; }

/* ---------- 二维码悬停弹层（诊断/预约类按钮） ---------- */
.qr-pop { position: relative; }
.qr-card {
  position: absolute; z-index: 60; left: 50%; bottom: calc(100% + 12px);
  transform: translateX(-50%) translateY(6px);
  width: 168px; padding: 13px 13px 12px; text-align: center;
  background: #fff; border-radius: 14px; border: 1px solid var(--line);
  box-shadow: 0 18px 44px rgba(13,21,38,.18);
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .22s ease, transform .22s ease, visibility .22s;
}
.qr-card img {
  display: block; width: 118px; height: 118px; margin: 0 auto 9px;
  border-radius: 8px; border: 1px solid #eef1f6;
}
.qr-card b { display: block; font-size: 13px; color: var(--ink-900); letter-spacing: .3px; }
.qr-card i { display: block; font-style: normal; font-size: 12px; color: var(--brand-500); font-weight: 700; margin-top: 3px; }
.qr-pop:hover .qr-card, .qr-pop:focus-visible .qr-card {
  opacity: 1; visibility: visible; pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
/* 弹层小箭头 */
.qr-card::after {
  content: ""; position: absolute; left: 50%; bottom: -5px; transform: translateX(-50%) rotate(45deg);
  width: 10px; height: 10px; background: #fff; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
/* 头部按钮在页面顶端：向下弹出 */
.site-header .qr-card {
  bottom: auto; top: calc(100% + 12px);
  transform: translateX(-50%) translateY(-6px);
}
.site-header .qr-card::after { bottom: auto; top: -5px; border: 1px solid var(--line); border-bottom: 0; border-right: 0; }
.site-header .qr-pop:hover .qr-card { transform: translateX(-50%) translateY(0); }
/* 悬浮工具条贴右缘：向左弹出 */
.qr-pop--left .qr-card {
  left: auto; right: calc(100% + 14px); bottom: 50%; top: auto;
  transform: translate(8px, 50%);
}
.qr-pop--left:hover .qr-card, .qr-pop--left:focus-visible .qr-card { transform: translate(0, 50%); }
.qr-pop--left .qr-card::after {
  left: auto; right: -5px; bottom: auto; top: 50%;
  transform: translateY(-50%) rotate(45deg);
  border: 1px solid var(--line); border-top: 0; border-right: 0;
}
/* 触屏设备无 hover：隐藏弹层，点击按钮照常跳转联系页 */
@media (hover: none) {
  .qr-card { display: none; }
}

/* logo */
.logo { display: flex; align-items: center; gap: 11px; flex-shrink: 0; }
.logo-img { display: flex; align-items: center; }
.logo-img img { height: 42px; width: auto; display: block; }
/* 页脚深色底上的白底 LOGO：加白色圆角卡，视觉更自然 */
.logo-img--card { background: #fff; border-radius: 10px; padding: 6px 10px; box-shadow: 0 4px 14px rgba(0,0,0,.18); }
.logo-img--card img { height: 36px; }
.logo-mark {
  width: 40px; height: 40px; border-radius: 11px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--brand-500), var(--navy-600));
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 5px 16px rgba(37,99,235,.3);
}
.logo-mark svg { width: 22px; height: 22px; }
.logo-text { display: flex; flex-direction: column; line-height: 1.18; }
.logo-cn { font-size: 18px; font-weight: 800; color: var(--ink-900); letter-spacing: .5px; }
.logo-en { font-size: 9.5px; font-weight: 600; color: var(--ink-300); letter-spacing: .18em; text-transform: uppercase; }

/* nav */
.main-nav { margin-left: auto; min-width: 0; }
.main-nav ul { display: flex; align-items: center; gap: 2px; }
.main-nav a {
  display: block; padding: 9px 15px; border-radius: 8px; white-space: nowrap;
  font-size: 14.5px; font-weight: 500; color: var(--ink-600); position: relative;
}
.main-nav a:hover { color: var(--brand-500); background: var(--bg-blue); }
.main-nav a.is-active { color: var(--brand-500); font-weight: 700; }
.main-nav a.is-active::after {
  content: ""; position: absolute; left: 50%; bottom: 2px; transform: translateX(-50%);
  width: 16px; height: 2.5px; border-radius: 2px; background: var(--brand-500);
}
.header-cta { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.header-tel { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--ink-400); }
.header-tel strong { display: block; font-size: 16.5px; font-weight: 800; color: var(--ink-900); letter-spacing: .3px; line-height: 1.2; }
.header-tel-icon { width: 34px; height: 34px; border-radius: 50%; background: var(--bg-blue); display: flex; align-items: center; justify-content: center; color: var(--brand-500); }
.header-tel-icon svg { width: 16px; height: 16px; }

/* burger */
.burger { display: none; width: 42px; height: 42px; border-radius: 10px; background: var(--bg-soft); align-items: center; justify-content: center; flex-direction: column; gap: 5px; }
.burger span { display: block; width: 18px; height: 2px; background: var(--ink-700); border-radius: 2px; transition: .3s; }
.burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative; padding: calc(var(--nav-h) + 84px) 0 92px;
  background: linear-gradient(155deg, var(--navy-900) 0%, var(--navy-700) 48%, #123163 100%);
  overflow: hidden; color: #fff;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background-image: url("../assets/img/hero-bg.png");
  background-size: cover; background-position: center;
  opacity: .34; mix-blend-mode: luminosity;
}
.hero::after {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(900px 480px at 82% 16%, rgba(37,99,235,.4), transparent 62%),
    radial-gradient(700px 420px at 10% 88%, rgba(6,182,212,.24), transparent 60%),
    linear-gradient(180deg, rgba(5,11,26,.55) 0%, rgba(5,11,26,.72) 100%);
}
.hero-grid-lines {
  position: absolute; inset: 0; z-index: 1; opacity: .5;
  background-image: linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 100% 70% at 50% 40%, #000 40%, transparent 100%);
}
.hero-inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1.08fr .92fr; gap: 60px; align-items: center; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.2);
  padding: 7px 16px 7px 10px; border-radius: 100px; font-size: 13px; color: #dce7fb;
  backdrop-filter: blur(10px); margin-bottom: 26px;
}
.hero-badge .pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 0 rgba(16,185,129,.7); animation: pulse 2s infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(16,185,129,.65); }
  70% { box-shadow: 0 0 0 9px rgba(16,185,129,0); }
  100% { box-shadow: 0 0 0 0 rgba(16,185,129,0); }
}
.hero h1 { font-size: 52px; line-height: 1.2; letter-spacing: -1px; color: #fff; margin-bottom: 22px; }
.hero h1 .hl {
  background: linear-gradient(120deg, var(--cyan-400), var(--brand-300));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero-lead { font-size: 16.5px; color: #b6c6e2; max-width: 560px; margin-bottom: 34px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 46px; }

.hero-stats { display: flex; gap: 0; flex-wrap: wrap; }
.hero-stat { padding-right: 34px; margin-right: 34px; border-right: 1px solid rgba(255,255,255,.14); }
.hero-stat:last-child { border: 0; margin: 0; padding: 0; }
.hero-stat b { display: block; font-size: 30px; font-weight: 800; color: #fff; letter-spacing: -.5px; line-height: 1.2; }
.hero-stat b i { font-style: normal; font-size: 17px; color: var(--cyan-400); }
.hero-stat span { font-size: 13px; color: #8fa3c2; }

/* monitoring card */
.monitor-card {
  background: rgba(9,18,38,.72); border: 1px solid rgba(96,165,250,.26);
  border-radius: var(--radius-lg); padding: 24px;
  backdrop-filter: blur(18px); box-shadow: 0 26px 60px rgba(0,0,0,.4);
}
.monitor-head { display: flex; align-items: center; justify-content: space-between; padding-bottom: 16px; border-bottom: 1px solid rgba(255,255,255,.1); }
.monitor-head h4 { font-size: 14.5px; color: #fff; display: flex; align-items: center; gap: 9px; }
.monitor-head h4 .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); animation: pulse 2s infinite; }
.monitor-head span { font-size: 12px; color: #7d92b3; }
.monitor-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 13px; margin: 18px 0; }
.monitor-item { background: rgba(255,255,255,.045); border: 1px solid rgba(255,255,255,.075); border-radius: 10px; padding: 13px 15px; }
.monitor-item span { font-size: 11.5px; color: #8fa3c2; display: block; margin-bottom: 4px; }
.monitor-item b { font-size: 19px; font-weight: 800; color: #fff; letter-spacing: -.3px; }
.monitor-item b.ok { color: var(--ok); font-size: 15px; }
.monitor-chart { display: flex; align-items: flex-end; gap: 5px; height: 56px; margin-bottom: 16px; }
.monitor-chart i {
  flex: 1; border-radius: 3px 3px 0 0;
  background: linear-gradient(180deg, var(--cyan-400), rgba(37,99,235,.5));
  animation: rise 1.4s cubic-bezier(.4,0,.2,1) backwards;
}
@keyframes rise { from { height: 8% !important; opacity: .2; } }
.monitor-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.monitor-tags span {
  font-size: 11.5px; color: #b6c6e2; padding: 4px 11px; border-radius: 100px;
  background: rgba(16,185,129,.12); border: 1px solid rgba(16,185,129,.28);
}

/* ---------- Trust bar ---------- */
.trustbar { background: #fff; border-bottom: 1px solid var(--line); padding: 26px 0; }
.trustbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.trustbar-label { font-size: 13px; color: var(--ink-300); letter-spacing: .06em; white-space: nowrap; }
.trustbar-list { display: flex; align-items: center; gap: 46px; flex-wrap: wrap; }
.trustbar-list div { font-size: 15px; font-weight: 700; color: #b9c2d2; letter-spacing: .04em; transition: color .3s; }
.trustbar-list div:hover { color: var(--ink-500); }

/* ---------- Grid cards ---------- */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 32px 28px; position: relative; overflow: hidden;
  transition: transform .32s cubic-bezier(.4,0,.2,1), box-shadow .32s, border-color .32s;
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: transparent; }
.card::before {
  content: ""; position: absolute; inset: 0 0 auto; height: 3px;
  background: linear-gradient(90deg, var(--brand-500), var(--cyan-400));
  transform: scaleX(0); transform-origin: left; transition: transform .38s cubic-bezier(.4,0,.2,1);
}
.card:hover::before { transform: scaleX(1); }
.card-icon {
  width: 54px; height: 54px; border-radius: 15px; margin-bottom: 20px;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-blue); color: var(--brand-500);
  transition: background .3s, color .3s, transform .3s;
}
.card-icon svg { width: 26px; height: 26px; }
.card:hover .card-icon { background: linear-gradient(135deg, var(--brand-500), var(--brand-600)); color: #fff; transform: scale(1.06) rotate(-4deg); }
.card h3 { font-size: 18.5px; margin-bottom: 12px; }
.card p { font-size: 14px; color: var(--ink-400); margin-bottom: 16px; }
.card-num {
  position: absolute; top: 22px; right: 26px;
  font-size: 40px; font-weight: 900; color: var(--bg-soft);
  letter-spacing: -2px; line-height: 1; pointer-events: none; transition: color .3s;
}
.card:hover .card-num { color: var(--bg-blue); }

/* feature list */
.flist { display: flex; flex-direction: column; gap: 9px; }
.flist li { display: flex; align-items: flex-start; gap: 9px; font-size: 13.5px; color: var(--ink-500); }
.flist li::before {
  content: ""; flex-shrink: 0; width: 16px; height: 16px; margin-top: 3px; border-radius: 50%;
  background: var(--bg-blue) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232563eb' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/9px no-repeat;
}

/* ---------- 难题 (problems) ---------- */
.problem-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 24px; border-left: 3px solid var(--brand-500); transition: box-shadow .3s, transform .3s; }
.problem-card:hover { box-shadow: var(--shadow); transform: translateX(4px); }
.problem-card h4 { font-size: 16px; margin-bottom: 8px; display: flex; align-items: center; gap: 10px; }
.problem-card h4 .warn-ico { width: 30px; height: 30px; border-radius: 9px; background: #fff5e6; color: var(--warn); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.problem-card h4 .warn-ico svg { width: 16px; height: 16px; }
.problem-card p { font-size: 13.5px; color: var(--ink-400); }

/* ---------- 套餐 pricing ---------- */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; align-items: stretch; }
.price-card {
  background: #fff; border: 1.5px solid var(--line); border-radius: var(--radius-xl);
  padding: 38px 32px; display: flex; flex-direction: column; position: relative;
  transition: transform .34s cubic-bezier(.4,0,.2,1), box-shadow .34s, border-color .34s;
}
.price-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--brand-300); }
.price-card.is-hot {
  border-color: var(--brand-500); box-shadow: var(--shadow-blue);
  background: linear-gradient(180deg, #f7faff 0%, #fff 34%);
}
.price-card.is-hot::after {
  content: "最多企业选择"; position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--brand-500), var(--brand-600)); color: #fff;
  font-size: 12px; font-weight: 700; padding: 5px 20px; border-radius: 100px; white-space: nowrap;
  box-shadow: var(--shadow-blue);
}
.price-name { font-size: 21px; font-weight: 800; color: var(--ink-900); margin-bottom: 6px; }
.price-desc { font-size: 13px; color: var(--ink-400); margin-bottom: 22px; min-height: 40px; }
.price-amount { display: flex; align-items: baseline; gap: 5px; padding-bottom: 22px; border-bottom: 1px dashed var(--line); margin-bottom: 22px; }
.price-amount .num { font-size: 44px; font-weight: 900; color: var(--brand-500); letter-spacing: -2px; line-height: 1; }
.price-amount .unit { font-size: 14px; color: var(--ink-400); font-weight: 600; }
.price-card .flist { flex: 1; margin-bottom: 26px; gap: 11px; }
.price-card .flist li { font-size: 13.5px; color: var(--ink-600); }

/* ---------- 流程 steps ---------- */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; position: relative; }
.steps::before {
  content: ""; position: absolute; top: 34px; left: 9%; right: 9%; height: 2px;
  background: repeating-linear-gradient(90deg, var(--brand-300) 0 8px, transparent 8px 16px);
  z-index: 0;
}
.step { position: relative; z-index: 1; text-align: center; padding: 0 6px; }
.step-num {
  width: 68px; height: 68px; margin: 0 auto 20px; border-radius: 50%;
  background: #fff; border: 2px solid var(--brand-300);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; font-weight: 900; color: var(--brand-500);
  box-shadow: 0 6px 20px rgba(37,99,235,.14);
  transition: all .34s cubic-bezier(.4,0,.2,1);
}
.step:hover .step-num { background: linear-gradient(135deg, var(--brand-500), var(--brand-600)); color: #fff; border-color: transparent; transform: scale(1.09); box-shadow: var(--shadow-blue); }
.step h4 { font-size: 16.5px; margin-bottom: 9px; }
.step p { font-size: 13px; color: var(--ink-400); }

/* ---------- 团队/数据条 ---------- */
.metric-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; }
.metric-cell { background: #fff; padding: 32px 22px; text-align: center; transition: background .3s; }
.metric-cell:hover { background: var(--bg-blue); }
.metric-cell b { display: block; font-size: 36px; font-weight: 900; letter-spacing: -1.5px; color: var(--brand-500); line-height: 1.15; }
.metric-cell b i { font-style: normal; font-size: 19px; }
.metric-cell span { font-size: 13.5px; color: var(--ink-400); }

/* ---------- 评价 ---------- */
.quote-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 30px 28px; position: relative; transition: transform .3s, box-shadow .3s; }
.quote-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.quote-card .mark { font-size: 60px; line-height: .6; color: var(--bg-blue); font-family: Georgia, serif; font-weight: 700; }
.quote-card p { font-size: 14.5px; color: var(--ink-600); margin: 14px 0 22px; }
.quote-who { display: flex; align-items: center; gap: 12px; padding-top: 18px; border-top: 1px solid var(--line-2); }
.quote-avatar { width: 44px; height: 44px; border-radius: 50%; background: linear-gradient(135deg, var(--brand-400), var(--navy-600)); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 15px; flex-shrink: 0; }
.quote-who b { display: block; font-size: 14.5px; color: var(--ink-900); }
.quote-who span { font-size: 12.5px; color: var(--ink-400); }
.stars { color: var(--gold-500); font-size: 13px; letter-spacing: 2px; margin-bottom: 4px; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 900px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: border-color .3s, box-shadow .3s; }
.faq-item.is-open { border-color: var(--brand-300); box-shadow: var(--shadow); }
.faq-q { width: 100%; text-align: left; padding: 21px 26px; display: flex; align-items: center; gap: 16px; font-size: 15.5px; font-weight: 600; color: var(--ink-900); }
.faq-q .q-mark { width: 26px; height: 26px; border-radius: 8px; background: var(--bg-blue); color: var(--brand-500); display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 800; flex-shrink: 0; }
.faq-q .chev { margin-left: auto; width: 20px; height: 20px; flex-shrink: 0; color: var(--ink-300); transition: transform .3s; }
.faq-item.is-open .faq-q .chev { transform: rotate(180deg); color: var(--brand-500); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .38s cubic-bezier(.4,0,.2,1); }
.faq-a-inner { padding: 0 26px 24px 68px; font-size: 14.5px; color: var(--ink-500); }
.faq-a-inner p + p { margin-top: 12px; }

/* ---------- 表单 ---------- */
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-xl); padding: 40px; box-shadow: var(--shadow-lg); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 13.5px; font-weight: 600; color: var(--ink-700); margin-bottom: 8px; }
.field label .req { color: #e34d4d; margin-left: 3px; }
.field input, .field textarea, .field select {
  width: 100%; padding: 13px 16px; border: 1.5px solid var(--line); border-radius: 10px;
  background: var(--bg-soft); color: var(--ink-900); font-size: 14.5px;
  transition: border-color .22s, background .22s, box-shadow .22s;
}
.field textarea { resize: vertical; min-height: 118px; }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--brand-500); background: #fff;
  box-shadow: 0 0 0 4px rgba(37,99,235,.1);
}
.field input::placeholder, .field textarea::placeholder { color: var(--ink-300); }
.field-err { font-size: 12.5px; color: #e34d4d; margin-top: 6px; display: none; }
.field.has-err input, .field.has-err textarea { border-color: #e34d4d; background: #fff6f6; }
.field.has-err .field-err { display: block; }
.form-note { font-size: 12.5px; color: var(--ink-300); margin-top: 14px; text-align: center; }
.form-ok {
  display: none; align-items: flex-start; gap: 12px; padding: 16px 20px; border-radius: 12px;
  background: #ecfdf5; border: 1px solid #a7f3d0; color: #047857; font-size: 14px; margin-bottom: 22px;
}
.form-ok.show { display: flex; }
.form-ok svg { width: 19px; height: 19px; flex-shrink: 0; margin-top: 2px; }

/* ---------- 联系信息 ---------- */
.contact-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 48px; align-items: start; }
.info-block { display: flex; gap: 16px; padding: 22px 0; border-bottom: 1px solid var(--line-2); }
.info-block:last-child { border: 0; }
.info-ico { width: 46px; height: 46px; border-radius: 13px; background: var(--bg-blue); color: var(--brand-500); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.info-ico svg { width: 21px; height: 21px; }
.info-block h4 { font-size: 14.5px; margin-bottom: 5px; }
.info-block p { font-size: 14px; color: var(--ink-500); }
.info-block p.strong { font-size: 18px; font-weight: 800; color: var(--brand-500); letter-spacing: .3px; }

/* ---------- CTA 横幅 ---------- */
.cta-band {
  position: relative; overflow: hidden; border-radius: var(--radius-xl);
  background: linear-gradient(135deg, var(--navy-800), var(--navy-600) 60%, var(--brand-600));
  padding: 62px 56px; display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap;
  color: #fff;
}
.cta-band::after {
  content: ""; position: absolute; right: -80px; top: -80px; width: 340px; height: 340px; border-radius: 50%;
  background: radial-gradient(circle, rgba(34,211,238,.3), transparent 68%);
}
.cta-band h2 { font-size: 32px; color: #fff; margin-bottom: 12px; position: relative; z-index: 1; }
.cta-band p { color: #b6c6e2; font-size: 15px; position: relative; z-index: 1; max-width: 620px; }
.cta-band .cta-actions { display: flex; gap: 14px; flex-wrap: wrap; position: relative; z-index: 1; }

/* ---------- 内页 hero ---------- */
.page-hero {
  position: relative; padding: calc(var(--nav-h) + 68px) 0 68px; overflow: hidden;
  background: linear-gradient(150deg, var(--navy-900), var(--navy-700) 55%, #123163);
  color: #fff; text-align: center;
}
.page-hero::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(760px 400px at 74% 20%, rgba(37,99,235,.4), transparent 64%),
              radial-gradient(560px 320px at 18% 90%, rgba(6,182,212,.22), transparent 62%);
}
.page-hero-inner { position: relative; z-index: 2; max-width: 820px; margin: 0 auto; }
.page-hero h1 { font-size: 42px; color: #fff; letter-spacing: -.8px; margin-bottom: 16px; }
.page-hero p { color: #b6c6e2; font-size: 16px; }
.breadcrumb { display: flex; align-items: center; justify-content: center; gap: 9px; font-size: 13px; color: #8fa3c2; margin-top: 22px; }
.breadcrumb a:hover { color: var(--cyan-400); }
.breadcrumb .sep { color: #4b5f7d; }

/* ---------- 内容排版 ---------- */
.prose { max-width: 880px; }
.prose h2 { font-size: 26px; margin: 40px 0 16px; }
.prose h3 { font-size: 19px; margin: 30px 0 12px; }
.prose p { margin-bottom: 16px; font-size: 15px; color: var(--ink-500); }
.prose ul { margin: 0 0 18px; padding-left: 0; }
.prose ul li { position: relative; padding-left: 22px; margin-bottom: 9px; font-size: 15px; color: var(--ink-500); }
.prose ul li::before { content: ""; position: absolute; left: 4px; top: 10px; width: 7px; height: 7px; border-radius: 50%; background: var(--brand-400); }

/* ---------- 关于我们 ---------- */
.about-split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.about-media { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.about-media img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4/3; }
.about-badge {
  position: absolute; left: 22px; bottom: 22px; background: rgba(8,17,36,.86); backdrop-filter: blur(12px);
  border: 1px solid rgba(96,165,250,.3); border-radius: 14px; padding: 16px 22px; color: #fff;
}
.about-badge b { display: block; font-size: 26px; font-weight: 900; color: var(--cyan-400); line-height: 1.2; }
.about-badge span { font-size: 12.5px; color: #b6c6e2; }

.value-card { padding: 28px 24px; border-radius: var(--radius); background: var(--bg-soft); border: 1px solid var(--line-2); transition: background .3s, transform .3s; }
.value-card:hover { background: #fff; transform: translateY(-4px); box-shadow: var(--shadow); }
.value-card .vc-ico { width: 44px; height: 44px; border-radius: 12px; background: #fff; color: var(--brand-500); display: flex; align-items: center; justify-content: center; margin-bottom: 16px; box-shadow: var(--shadow-sm); }
.value-card .vc-ico svg { width: 21px; height: 21px; }
.value-card h4 { font-size: 16.5px; margin-bottom: 9px; }
.value-card p { font-size: 13.5px; color: var(--ink-400); }

/* ---------- 内容表格 ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
table.cmp { width: 100%; border-collapse: collapse; min-width: 760px; }
table.cmp th, table.cmp td { padding: 15px 20px; text-align: left; font-size: 14px; border-bottom: 1px solid var(--line-2); }
table.cmp thead th { background: var(--navy-800); color: #fff; font-weight: 600; font-size: 14px; white-space: nowrap; }
table.cmp tbody tr:hover { background: var(--bg-soft); }
table.cmp td:first-child { font-weight: 600; color: var(--ink-900); }
table.cmp .yes { color: var(--ok); font-weight: 700; }
table.cmp .no { color: var(--ink-300); }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-900); color: #8fa3c2; padding: 68px 0 0; font-size: 14px; }
.footer-top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.3fr; gap: 46px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,.08); }
.footer-brand .logo-text .logo-cn { color: #fff; }
.footer-brand .logo-mark { box-shadow: none; }
.footer-brand p { margin: 20px 0; font-size: 13.5px; line-height: 1.85; color: #7d92b3; max-width: 300px; }
.footer-cert { display: flex; gap: 9px; flex-wrap: wrap; }
.footer-cert span { font-size: 11.5px; padding: 4px 11px; border-radius: 6px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); color: #9fb3d0; }
.footer-col h5 { color: #fff; font-size: 15px; margin-bottom: 20px; font-weight: 700; }
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col a { font-size: 13.5px; color: #8fa3c2; }
.footer-col a:hover { color: var(--cyan-400); }
.footer-contact li { display: flex; gap: 11px; margin-bottom: 15px; font-size: 13.5px; align-items: flex-start; }
.footer-contact svg { width: 16px; height: 16px; flex-shrink: 0; margin-top: 4px; color: var(--cyan-400); }
.footer-contact b { color: #fff; }
.footer-bottom { padding: 24px 0; display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; font-size: 12.5px; color: #64789a; }
.footer-bottom a { color: #8fa3c2; }
.footer-bottom a:hover { color: var(--cyan-400); }

/* ---------- 悬浮侧栏 ---------- */
.float-bar { position: fixed; right: 22px; bottom: 30px; z-index: 900; display: flex; flex-direction: column; gap: 10px; }
.float-btn {
  width: 52px; height: 52px; border-radius: 15px; background: #fff; border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center; color: var(--brand-500);
  box-shadow: var(--shadow); position: relative; transition: all .26s;
}
.float-btn svg { width: 22px; height: 22px; }
.float-btn:hover { background: var(--brand-500); color: #fff; transform: translateY(-3px); border-color: transparent; box-shadow: var(--shadow-blue); }
.float-btn.is-main { background: linear-gradient(135deg, var(--brand-500), var(--brand-600)); color: #fff; border-color: transparent; }
.float-tip {
  position: absolute; right: 64px; top: 50%; transform: translateY(-50%) translateX(8px);
  background: var(--navy-800); color: #fff; font-size: 12.5px; padding: 7px 13px; border-radius: 8px;
  white-space: nowrap; opacity: 0; pointer-events: none; transition: all .26s;
}
.float-btn:hover .float-tip { opacity: 1; transform: translateY(-50%) translateX(0); }

/* ---------- 动画 -------------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s cubic-bezier(.4,0,.2,1), transform .7s cubic-bezier(.4,0,.2,1); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */
/* 中等宽度（约 861–1180px）：导航项较多时压缩间距，避免与右侧信息挤在一起 */
@media (max-width: 1180px) {
  .header-inner { gap: 18px; padding: 0 18px; }
  .main-nav a { padding: 8px 9px; font-size: 14px; }
  .header-cta { gap: 10px; }
  .header-tel strong { font-size: 15px; }
  .header-tel-icon { width: 30px; height: 30px; }
}
/* 较窄的桌面/平板横屏：隐藏热线文本，只保留按钮，确保导航不换行 */
@media (max-width: 1020px) {
  .header-tel { display: none; }
  .main-nav a { padding: 8px 8px; font-size: 13.5px; }
}
@media (max-width: 1080px) {
  .hero-inner { grid-template-columns: 1fr; gap: 44px; }
  .hero h1 { font-size: 42px; }
  .price-grid { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 30px; }
  .steps::before { display: none; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 34px; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-split { grid-template-columns: 1fr; gap: 36px; }
}
@media (max-width: 860px) {
  .main-nav {
    position: fixed; inset: var(--nav-h) 0 auto; background: #fff; border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-lg); padding: 14px 20px 22px; margin: 0;
    transform: translateY(-120%); opacity: 0; pointer-events: none; transition: all .32s cubic-bezier(.4,0,.2,1);
    max-height: calc(100vh - var(--nav-h)); overflow-y: auto;
  }
  .main-nav.is-open { transform: none; opacity: 1; pointer-events: auto; }
  .main-nav ul { flex-direction: column; align-items: stretch; gap: 2px; }
  .main-nav a { padding: 13px 14px; font-size: 15.5px; border-radius: 10px; }
  .main-nav a.is-active::after { display: none; }
  .burger { display: flex; }
  .header-cta .header-tel { display: none; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .metric-strip { grid-template-columns: repeat(2, 1fr); }
  .section { padding: 68px 0; }
  .sec-title { font-size: 29px; }
  .hero h1 { font-size: 34px; }
  .page-hero h1 { font-size: 31px; }
  .cta-band { padding: 42px 30px; }
  .cta-band h2 { font-size: 25px; }
  .form-card { padding: 28px 22px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .hero-stat { padding-right: 22px; margin-right: 22px; }
  .hero-stat b { font-size: 25px; }
  .grid-4 { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .float-bar { right: 14px; bottom: 18px; }
  .float-btn { width: 46px; height: 46px; border-radius: 13px; }
  .faq-a-inner { padding-left: 26px; }
}
@media (max-width: 520px) {
  .steps { grid-template-columns: 1fr; }
  .metric-strip { grid-template-columns: 1fr; }
  .hero-stats { gap: 18px; flex-direction: column; }
  .hero-stat { border: 0; padding: 0; margin: 0; }
  .trustbar-list { gap: 22px; }
}
@media print, (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ==========================================================================
   维护动态（资讯中心）— news.html / news-detail.html
   ========================================================================== */
.news-hero .page-hero-inner { max-width: 900px; }
.news-stat-row {
  display: flex; justify-content: center; gap: 34px; flex-wrap: wrap;
  margin-top: 26px; font-size: 13px; color: #93a9c9;
}
.news-stat-row b { color: var(--cyan-400); font-size: 19px; font-weight: 800; margin-right: 5px; font-family: var(--font-num, inherit); }

/* 工具条：搜索 + 分类 */
.news-toolbar {
  display: flex; align-items: center; justify-content: space-between; gap: 18px;
  flex-wrap: wrap; margin-bottom: 26px;
}
.news-search {
  position: relative; flex: 0 1 340px; min-width: 220px;
}
.news-search svg {
  position: absolute; left: 15px; top: 50%; transform: translateY(-50%);
  width: 17px; height: 17px; color: #9aa8bf; pointer-events: none;
}
.news-search input {
  width: 100%; height: 44px; border-radius: 12px; border: 1px solid var(--line, #e3e8f0);
  padding: 0 44px 0 42px; font-size: 14px; font-family: inherit; color: var(--ink-900, #0f1b33);
  background: #fff; transition: border-color .2s, box-shadow .2s;
}
.news-search input:focus { outline: none; border-color: var(--brand-500); box-shadow: 0 0 0 3px rgba(37,99,235,.1); }
.news-search .clear {
  position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
  width: 22px; height: 22px; border: 0; border-radius: 50%; cursor: pointer;
  background: #eef1f6; color: #6b7a93; font-size: 13px; line-height: 1;
  display: none; align-items: center; justify-content: center;
}
.news-search .clear.on { display: flex; }
.news-sort { display: flex; gap: 8px; }
.news-sort button {
  height: 38px; padding: 0 15px; border-radius: 10px; cursor: pointer;
  border: 1px solid var(--line, #e3e8f0); background: #fff; font-size: 13.5px;
  color: #51617a; font-family: inherit; transition: all .2s;
}
.news-sort button.on { background: var(--navy-800, #0d1830); color: #fff; border-color: var(--navy-800, #0d1830); }

.news-chips { display: flex; flex-wrap: wrap; gap: 9px; margin-bottom: 30px; }
.news-chips a {
  display: inline-flex; align-items: center; gap: 7px; height: 36px; padding: 0 15px;
  border-radius: 999px; border: 1px solid var(--line, #e3e8f0); background: #fff;
  font-size: 13.5px; color: #51617a; transition: all .2s;
}
.news-chips a:hover { border-color: #b9cdf5; color: var(--brand-600, #1d4ed8); }
.news-chips a.on { background: var(--brand-500); border-color: var(--brand-500); color: #fff; }
.news-chips a span { font-size: 11.5px; opacity: .62; }

/* 主体两栏 */
.news-layout { display: grid; grid-template-columns: minmax(0, 1fr) 306px; gap: 40px; align-items: start; }

/* 首条推荐 */
.news-lead {
  display: grid; grid-template-columns: 1fr; gap: 0; margin-bottom: 22px;
  border: 1px solid var(--line, #e3e8f0); border-radius: 18px; overflow: hidden;
  background: linear-gradient(135deg, #f5f8ff, #fff 62%);
  transition: box-shadow .25s, transform .25s, border-color .25s;
}
.news-lead:hover { transform: translateY(-3px); box-shadow: 0 18px 42px rgba(15,27,51,.1); border-color: #c9dbfb; }
.news-lead-body { padding: 26px 30px 28px; }
.news-lead-tag {
  display: inline-flex; align-items: center; gap: 6px; height: 25px; padding: 0 11px;
  border-radius: 7px; background: var(--brand-500); color: #fff; font-size: 12px; font-weight: 700;
  margin-bottom: 15px;
}
.news-lead h3 { font-size: 22.5px; line-height: 1.5; margin-bottom: 12px; letter-spacing: -.2px; }
.news-lead h3 a { color: var(--navy-900, #050b1a); }
.news-lead h3 a:hover { color: var(--brand-600, #1d4ed8); }
.news-lead p { color: #5b6; }

/* 列表条目 */
.news-list { display: flex; flex-direction: column; }
.news-item {
  position: relative; padding: 24px 0 24px 0; border-bottom: 1px solid var(--line-2, #eef1f6);
  display: grid; grid-template-columns: 82px minmax(0, 1fr); gap: 20px;
}
.news-item:first-child { border-top: 1px solid var(--line-2, #eef1f6); }
.news-item-date {
  text-align: center; padding-top: 3px;
}
.news-item-date b {
  display: block; font-size: 27px; font-weight: 800; color: var(--navy-800, #0d1830);
  line-height: 1; letter-spacing: -1px;
}
.news-item-date span { display: block; font-size: 12px; color: #93a1b8; margin-top: 5px; }
.news-item-main h4 { font-size: 17.5px; line-height: 1.55; margin-bottom: 9px; font-weight: 700; }
.news-item-main h4 a { color: var(--navy-900, #050b1a); transition: color .2s; }
.news-item-main h4 a:hover { color: var(--brand-600, #1d4ed8); }
.news-item-main p {
  color: #667387; font-size: 14px; line-height: 1.78; margin-bottom: 11px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.news-item-meta { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; font-size: 12.5px; color: #93a1b8; }
.news-item-meta .cat {
  display: inline-flex; height: 23px; padding: 0 10px; align-items: center;
  border-radius: 6px; background: #eff4ff; color: var(--brand-600, #1d4ed8); font-weight: 600;
}
.news-item-meta .dot { width: 3px; height: 3px; border-radius: 50%; background: #cbd5e1; }

/* 空状态 / 骨架 */
.news-empty { text-align: center; padding: 70px 20px; color: #93a1b8; }
.news-empty svg { width: 54px; height: 54px; color: #c6d0e0; margin-bottom: 16px; }
.news-empty h4 { font-size: 17px; color: #51617a; margin-bottom: 8px; }
.sk { background: linear-gradient(90deg, #eef1f6 25%, #f6f8fb 37%, #eef1f6 63%); background-size: 400% 100%; animation: sk 1.3s ease infinite; border-radius: 8px; }
@keyframes sk { 0% { background-position: 100% 50%; } 100% { background-position: 0 50%; } }
.sk-item { display: grid; grid-template-columns: 82px minmax(0,1fr); gap: 20px; padding: 24px 0; border-bottom: 1px solid #eef1f6; }
.sk-item .a { height: 46px; }
.sk-item .b1 { height: 17px; width: 78%; margin-bottom: 11px; }
.sk-item .b2 { height: 13px; width: 100%; margin-bottom: 8px; }
.sk-item .b3 { height: 13px; width: 62%; }

/* 分页 */
.pager { display: flex; justify-content: center; align-items: center; gap: 8px; margin-top: 42px; flex-wrap: wrap; }
.pager button, .pager a {
  min-width: 40px; height: 40px; padding: 0 12px; border-radius: 10px; cursor: pointer;
  border: 1px solid var(--line, #e3e8f0); background: #fff; color: #51617a;
  font-size: 14px; font-family: inherit; display: inline-flex; align-items: center; justify-content: center;
  transition: all .2s;
}
.pager button:hover:not(:disabled), .pager a:hover { border-color: #b9cdf5; color: var(--brand-600, #1d4ed8); }
.pager .on { background: var(--brand-500); border-color: var(--brand-500); color: #fff; font-weight: 700; }
.pager button:disabled { opacity: .45; cursor: not-allowed; }
.pager .gap { border: 0; background: transparent; color: #b6c0cf; }
.pager-info { text-align: center; color: #93a1b8; font-size: 13px; margin-top: 16px; }
.pager-info b { color: var(--brand-600, #1d4ed8); }

/* 侧栏 */
.side-card {
  border: 1px solid var(--line, #e3e8f0); border-radius: 16px; background: #fff;
  padding: 22px 22px 24px; margin-bottom: 20px;
}
.side-card h4 {
  font-size: 15.5px; margin-bottom: 16px; padding-bottom: 13px;
  border-bottom: 1px solid var(--line-2, #eef1f6); display: flex; align-items: center; gap: 9px;
}
.side-card h4::before { content: ""; width: 3px; height: 15px; border-radius: 2px; background: var(--brand-500); }
.side-rank { display: flex; flex-direction: column; gap: 2px; }
.side-rank a { display: flex; gap: 11px; padding: 10px 0; font-size: 13.8px; color: #45536b; line-height: 1.6; transition: color .2s; }
.side-rank a:hover { color: var(--brand-600, #1d4ed8); }
.side-rank i {
  flex: 0 0 19px; height: 19px; border-radius: 6px; background: #f0f3f8; color: #8494ac;
  font-size: 11.5px; font-style: normal; font-weight: 800; display: flex; align-items: center; justify-content: center;
  margin-top: 2px;
}
.side-rank a:nth-child(1) i { background: #fee2e2; color: #dc2626; }
.side-rank a:nth-child(2) i { background: #ffedd5; color: #ea580c; }
.side-rank a:nth-child(3) i { background: #fef9c3; color: #ca8a04; }
.side-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.side-tags a {
  height: 32px; padding: 0 13px; border-radius: 9px; background: #f5f7fb; color: #5b6;
  font-size: 13px; display: inline-flex; align-items: center; transition: all .2s; color: #59677f;
}
.side-tags a:hover { background: #eaf0ff; color: var(--brand-600, #1d4ed8); }
.side-cta {
  border: 0; border-radius: 16px; padding: 26px 22px; text-align: center;
  background: linear-gradient(150deg, var(--navy-800, #0d1830), var(--navy-900, #050b1a));
  color: #fff;
}
.side-cta h4 { color: #fff; font-size: 17px; border: 0; padding: 0; margin-bottom: 10px; justify-content: center; }
.side-cta h4::before { display: none; }
.side-cta p { color: #a8b8d4; font-size: 13.2px; line-height: 1.75; margin-bottom: 18px; }
.side-cta .btn { width: 100%; justify-content: center; }
.side-cta .tel { display: block; margin-top: 13px; color: var(--cyan-400); font-size: 15.5px; font-weight: 800; letter-spacing: .3px; }

/* 详情页 */
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 306px; gap: 40px; align-items: start; }
.article {
  border: 1px solid var(--line, #e3e8f0); border-radius: 18px; background: #fff;
  padding: 40px 44px 44px;
}
.article-head { border-bottom: 1px solid var(--line-2, #eef1f6); padding-bottom: 24px; margin-bottom: 30px; }
.article-head h1 { font-size: 30px; line-height: 1.48; letter-spacing: -.5px; margin: 14px 0 18px; }
.article-meta { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; font-size: 13px; color: #93a1b8; }
.article-meta .cat { display: inline-flex; height: 25px; padding: 0 11px; align-items: center; border-radius: 7px; background: #eff4ff; color: var(--brand-600, #1d4ed8); font-weight: 600; }
.article-meta span { display: inline-flex; align-items: center; gap: 6px; }
.article-meta svg { width: 14px; height: 14px; }

.article-body { font-size: 15.6px; line-height: 2.02; color: #35425a; }
.article-body p { margin-bottom: 20px; }
.article-body p:first-of-type::first-letter { }
.article-body .lead-p {
  background: #f6f9ff; border-left: 3px solid var(--brand-500); border-radius: 0 10px 10px 0;
  padding: 16px 20px; color: #2f4270; font-size: 15px; line-height: 1.92; margin-bottom: 26px;
}
.article-fig {
  margin: 28px 0; padding: 22px 24px; border-radius: 14px;
  background: linear-gradient(135deg, #f2f6ff, #fbfdff); border: 1px solid #e3ecff;
}
.article-fig h5 { font-size: 14.5px; color: var(--navy-800, #0d1830); margin-bottom: 13px; display: flex; align-items: center; gap: 8px; }
.article-fig h5 svg { width: 16px; height: 16px; color: var(--brand-500); }
.article-fig ul { display: flex; flex-direction: column; gap: 9px; }
.article-fig li { position: relative; padding-left: 22px; font-size: 14.2px; line-height: 1.8; color: #4a5875; }
.article-fig li::before {
  content: ""; position: absolute; left: 4px; top: 10px; width: 6px; height: 6px;
  border-radius: 50%; background: var(--brand-500);
}
.article-tags { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 34px; padding-top: 24px; border-top: 1px solid var(--line-2, #eef1f6); }
.article-tags span { font-size: 12.5px; color: #8494ac; margin-right: 2px; align-self: center; }
.article-tags a { height: 30px; padding: 0 13px; border-radius: 8px; background: #f5f7fb; color: #59677f; font-size: 12.8px; display: inline-flex; align-items: center; transition: all .2s; }
.article-tags a:hover { background: #eaf0ff; color: var(--brand-600, #1d4ed8); }

/* ============ 地区关键词（列表条目内） ============ */
.news-item-kw { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 11px; }
.news-item-kw a {
  height: 25px; padding: 0 10px; border-radius: 7px;
  background: #f2f6fd; color: #5570a0; font-size: 12.2px;
  display: inline-flex; align-items: center; transition: all .2s;
  border: 1px solid #e3ebf8;
}
.news-item-kw a:hover { background: #e4eeff; color: var(--brand-600, #1d4ed8); border-color: #cddffa; }
.news-item-kw a::before {
  content: ""; width: 5px; height: 5px; border-radius: 50%;
  background: #9db8e0; margin-right: 6px; flex: none;
}
.news-item-kw a:hover::before { background: var(--brand-500, #2563eb); }
.news-item-kw--lead { margin-top: 0; }

/* ============ 地区关键词（详情页区块） ============ */
.article-kw {
  margin-top: 22px; padding: 18px 20px; border-radius: 12px;
  background: linear-gradient(135deg, #f6f9ff 0%, #f2f6fd 100%);
  border: 1px solid #e3ebf8;
}
.article-kw h5 {
  margin: 0 0 12px; font-size: 13.5px; font-weight: 700; color: #33456b;
  display: flex; align-items: center; gap: 7px;
}
.article-kw h5::before {
  content: ""; width: 3px; height: 14px; border-radius: 2px;
  background: var(--brand-500, #2563eb); flex: none;
}
.article-kw-list { display: flex; flex-wrap: wrap; gap: 9px; }
.article-kw-list a {
  height: 32px; padding: 0 15px; border-radius: 9px;
  background: #fff; color: #2f4d86; font-size: 13.2px; font-weight: 500;
  display: inline-flex; align-items: center; transition: all .2s;
  border: 1px solid #d7e3f7; box-shadow: 0 1px 3px rgba(37, 99, 235, .05);
}
.article-kw-list a:hover {
  background: var(--brand-500, #2563eb); color: #fff;
  border-color: var(--brand-500, #2563eb);
  box-shadow: 0 4px 12px rgba(37, 99, 235, .22);
  transform: translateY(-1px);
}
.article-kw-tip { margin: 13px 0 0; font-size: 12.6px; line-height: 1.75; color: #7c8aa3; }

/* 来源标注：并入的官网栏目文章，展示原栏目与原链接 */
.article-src {
  margin: 20px 0 0;
  padding: 12px 15px;
  background: #f7f9fc;
  border: 1px solid #e7edf6;
  border-radius: 9px;
  font-size: 12.6px;
  line-height: 1.8;
  color: #7c8aa3;
  word-break: break-all;
}
.article-src-tag {
  display: inline-flex;
  align-items: center;
  height: 21px;
  padding: 0 9px;
  margin-right: 8px;
  border-radius: 6px;
  background: #eaf1ff;
  color: #1d4ed8;
  font-size: 11.5px;
  font-weight: 600;
  vertical-align: 1px;
}
.article-src a { color: #5570a0; text-decoration: none; }
.article-src a:hover { color: var(--brand-600, #1d4ed8); text-decoration: underline; }

/* 侧栏标签中的地区关键词用不同色调区分分类标签 */
.side-tags a.kw { background: #f2f6fd; color: #5570a0; border: 1px solid #e3ebf8; }
.side-tags a.kw:hover { background: #e4eeff; color: var(--brand-600, #1d4ed8); }

/* 免责声明 */
.article-note {
  margin-top: 26px; padding: 15px 18px; border-radius: 11px; background: #fafbfd;
  border: 1px dashed #dfe5ee; color: #8b98ad; font-size: 12.6px; line-height: 1.8;
}

/* 上下篇 */
.article-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 26px; }
.article-nav a {
  border: 1px solid var(--line, #e3e8f0); border-radius: 13px; padding: 16px 18px; background: #fff;
  transition: all .22s; display: flex; flex-direction: column; gap: 7px; min-height: 84px;
}
.article-nav a:hover { border-color: #c9dbfb; box-shadow: 0 12px 28px rgba(15,27,51,.07); transform: translateY(-2px); }
.article-nav a.disabled { opacity: .42; pointer-events: none; }
.article-nav em { font-style: normal; font-size: 12px; color: #93a1b8; }
.article-nav b { font-size: 14px; color: var(--navy-900, #050b1a); line-height: 1.6; font-weight: 600;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* 相关推荐 */
.article-rel { margin-top: 30px; }
.article-rel h4 { font-size: 17px; margin-bottom: 18px; display: flex; align-items: center; gap: 10px; }
.article-rel h4::before { content: ""; width: 3px; height: 16px; border-radius: 2px; background: var(--brand-500); }
.article-rel ul { display: grid; grid-template-columns: 1fr 1fr; gap: 11px; }
.article-rel li a {
  display: flex; gap: 11px; padding: 14px 16px; border-radius: 12px; background: #f8fafd;
  border: 1px solid #eef1f6; font-size: 13.8px; color: #45536b; line-height: 1.62; transition: all .2s;
  height: 100%;
}
.article-rel li a:hover { background: #eff4ff; border-color: #d5e3ff; color: var(--brand-600, #1d4ed8); }
.article-rel li a i { font-style: normal; color: var(--brand-500); font-weight: 800; font-size: 12px; margin-top: 2px; }

/* 高亮 */
.hl { background: #fff2c9; color: #9a5b00; font-style: normal; border-radius: 3px; padding: 0 2px; }

/* 加载遮罩 */
.news-loading { text-align: center; padding: 46px 0; color: #93a1b8; font-size: 14px; }
.spin {
  width: 26px; height: 26px; border-radius: 50%; margin: 0 auto 12px;
  border: 2.5px solid #e3e8f0; border-top-color: var(--brand-500); animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 1080px) {
  .news-layout, .article-layout { grid-template-columns: 1fr; gap: 32px; }
  .news-side { order: 2; }
  .article { padding: 30px 26px 34px; }
  .article-head h1 { font-size: 25px; }
}
@media (max-width: 720px) {
  .news-lead-body { padding: 22px 20px 24px; }
  .news-lead h3 { font-size: 19px; }
  .news-item { grid-template-columns: 60px minmax(0,1fr); gap: 15px; padding: 20px 0; }
  .news-item-date b { font-size: 22px; }
  .news-item-main h4 { font-size: 16px; }
  .news-item-main p { -webkit-line-clamp: 3; }
  .sk-item { grid-template-columns: 60px minmax(0,1fr); gap: 15px; }
  .article-rel ul { grid-template-columns: 1fr; }
  .article-nav { grid-template-columns: 1fr; }
  .news-toolbar { flex-direction: column; align-items: stretch; }
  .news-search { flex: 1 1 auto; }
  .news-sort { justify-content: stretch; }
  .news-sort button { flex: 1; }
  .news-stat-row { gap: 20px; }
}