/* ============================================================
   金伙伴信息技术 — 设计系统
   风格:时尚 · 简洁 · 通透
   ============================================================ */

:root {
  /* 色彩 */
  --ink: #0b1a33;            /* 深海军蓝:深色区 / 正文 */
  --ink-soft: #3d4d66;       /* 次级正文 */
  --muted: #7c8ba1;          /* 弱化文字 */
  --line: rgba(11, 26, 51, 0.09);
  --brand: #2563eb;          /* 品牌蓝 */
  --brand-2: #0ea5e9;        /* 青 */
  --brand-3: #38bdf8;        /* 亮青(光斑/渐变) */
  --accent: #38bdf8;
  --bg: #f6f8fc;             /* 页面浅底 */
  --card: #ffffff;
  --grad: linear-gradient(135deg, #2563eb 0%, #0ea5e9 100%);
  --grad-soft: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(14, 165, 233, 0.08));

  /* 圆角 / 阴影 */
  --r-sm: 12px;
  --r-md: 16px;
  --r-lg: 24px;
  --shadow-sm: 0 1px 2px rgba(11, 26, 51, 0.05), 0 8px 24px -12px rgba(11, 26, 51, 0.12);
  --shadow-md: 0 2px 6px rgba(11, 26, 51, 0.05), 0 20px 48px -20px rgba(11, 26, 51, 0.22);

  /* 字体 */
  --font: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Source Han Sans SC",
          "Noto Sans CJK SC", -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  /* 布局 */
  --wrap: 1180px;
  --nav-h: 72px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button, input, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4 { line-height: 1.3; letter-spacing: -0.01em; }
::selection { background: rgba(37, 99, 235, 0.18); }

/* 容器 */
.wrap { width: min(var(--wrap), 100% - 48px); margin-inline: auto; }

/* ---------- 通用元素 ---------- */
.badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 999px;
  font-size: 13px; font-weight: 600; color: var(--brand);
  background: rgba(37, 99, 235, 0.08);
  border: 1px solid rgba(37, 99, 235, 0.18);
}
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--brand); }

.section { padding: 96px 0; }
.section--tint { background: var(--card); border-block: 1px solid var(--line); }
.section-head { max-width: 640px; margin-bottom: 56px; }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head h2 { font-size: clamp(26px, 3.4vw, 38px); font-weight: 800; margin: 14px 0 12px; }
.section-head p { color: var(--ink-soft); font-size: 16px; }

/* 按钮 */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 26px; border-radius: 999px;
  font-weight: 600; font-size: 15px; cursor: pointer;
  border: 1px solid transparent; transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
  white-space: nowrap;
}
.btn svg { width: 16px; height: 16px; }
.btn--primary { background: var(--grad); color: #fff; box-shadow: 0 10px 24px -10px rgba(37, 99, 235, 0.55); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 16px 32px -12px rgba(37, 99, 235, 0.6); }
.btn--ghost { background: rgba(255, 255, 255, 0.08); color: #fff; border-color: rgba(255, 255, 255, 0.28); backdrop-filter: blur(8px); }
.btn--ghost:hover { background: rgba(255, 255, 255, 0.16); transform: translateY(-2px); }
.btn--light { background: #fff; color: var(--brand); box-shadow: var(--shadow-sm); }
.btn--light:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn--line { border-color: var(--line); background: transparent; color: var(--ink); }
.btn--line:hover { border-color: var(--brand); color: var(--brand); transform: translateY(-2px); }

/* ---------- 导航 ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100; height: var(--nav-h);
  display: flex; align-items: center;
  transition: background 0.3s ease, box-shadow 0.3s ease, backdrop-filter 0.3s ease;
}
.nav.is-solid {
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(18px) saturate(1.4);
  box-shadow: 0 1px 0 var(--line), var(--shadow-sm);
}
/* 滚动后(白底):恢复深色文字 */
.nav.is-solid .nav__logo { color: var(--ink); }
.nav.is-solid .nav__logo .logo-accent { color: var(--brand); }
.nav.is-solid .nav__tel { color: var(--ink); }
.nav.is-solid .nav__tel svg { color: var(--brand); }
.nav.is-solid .nav__links a { color: var(--ink-soft); }
.nav.is-solid .nav__links a:hover { color: var(--ink); background: rgba(11, 26, 51, 0.05); }
.nav.is-solid .nav__links a.is-active { color: var(--brand); background: rgba(37, 99, 235, 0.08); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.nav__logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 19px; letter-spacing: 0.01em; color: #fff; }
.nav__logo .logo-accent { color: #7dd3fc; }
.nav__logo-mark {
  width: 38px; height: 38px; border-radius: 12px; flex: none;
  background: var(--grad); display: grid; place-items: center; color: #fff;
  box-shadow: 0 8px 20px -6px rgba(37, 99, 235, 0.5);
}
.nav__logo-mark svg { width: 22px; height: 22px; }
.nav__links { display: flex; align-items: center; gap: 4px; }
.nav__links a {
  padding: 8px 16px; border-radius: 999px; font-size: 15px; font-weight: 500; color: rgba(255, 255, 255, 0.85);
  transition: color 0.2s, background 0.2s;
}
.nav__links a:hover { color: #fff; background: rgba(255, 255, 255, 0.12); }
.nav__links a.is-active { color: #fff; background: rgba(255, 255, 255, 0.18); font-weight: 600; }
.nav__cta { display: flex; align-items: center; gap: 14px; }
.nav__tel { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 15px; color: #fff; }
.nav__tel svg { width: 17px; height: 17px; color: #7dd3fc; }
.nav__toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 12px; background: #fff; cursor: pointer; place-items: center; }
.nav__toggle svg { width: 20px; height: 20px; }

/* 移动端抽屉 */
.menu-mask { position: fixed; inset: 0; z-index: 98; background: rgba(11, 26, 51, 0.4); opacity: 0; pointer-events: none; transition: opacity 0.3s; }
.menu-mask.is-open { opacity: 1; pointer-events: auto; }
.drawer {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 99; width: min(320px, 84vw);
  background: #fff; padding: 88px 28px 32px; display: flex; flex-direction: column; gap: 4px;
  transform: translateX(100%); transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
  box-shadow: -20px 0 60px rgba(11, 26, 51, 0.15);
}
.drawer.is-open { transform: none; }
.drawer a { padding: 13px 16px; border-radius: var(--r-sm); font-size: 16px; font-weight: 600; color: var(--ink-soft); }
.drawer a:hover, .drawer a.is-active { background: var(--grad-soft); color: var(--brand); }
.drawer .btn { margin-top: 18px; }

/* ---------- Hero ---------- */
.hero { position: relative; padding: calc(var(--nav-h) + 88px) 0 110px; color: #fff; overflow: hidden; background: var(--ink); }
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(52% 60% at 78% 12%, rgba(56, 189, 248, 0.28) 0%, transparent 60%),
    radial-gradient(45% 55% at 12% 88%, rgba(37, 99, 235, 0.35) 0%, transparent 60%);
}
.hero::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(70% 70% at 60% 30%, #000 30%, transparent 100%);
}
.hero .wrap { position: relative; z-index: 1; }
.hero__grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 64px; align-items: center; }
.hero h1 {
  font-size: clamp(34px, 4.6vw, 54px); font-weight: 800; line-height: 1.18; letter-spacing: -0.02em; margin: 22px 0 20px;
}
.hero h1 .grad-text {
  background: linear-gradient(120deg, #7dd3fc, #38bdf8 45%, #93c5fd);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero__sub { font-size: 17px; color: rgba(255, 255, 255, 0.72); max-width: 520px; }
.hero__actions { display: flex; gap: 14px; margin-top: 34px; flex-wrap: wrap; }

/* 信任数据条 */
.stats { display: flex; gap: 48px; margin-top: 52px; flex-wrap: wrap; }
.stat b { display: block; font-size: 28px; font-weight: 800; letter-spacing: -0.01em; }
.stat b em { font-style: normal; color: #7dd3fc; }
.stat span { font-size: 13.5px; color: rgba(255, 255, 255, 0.6); }

/* Hero 右侧:玻璃面板 */
.hero__panel { position: relative; }
.glass-card {
  position: relative; border-radius: var(--r-lg); padding: 30px;
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(18px) saturate(1.3);
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, 0.55);
}
.glass-card__head { display: flex; align-items: center; gap: 12px; font-weight: 700; font-size: 16px; padding-bottom: 18px; border-bottom: 1px solid rgba(255, 255, 255, 0.14); }
.glass-card__head svg { width: 20px; height: 20px; color: #7dd3fc; }
.glass-card .mini-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 2px; border-bottom: 1px dashed rgba(255, 255, 255, 0.12); font-size: 14.5px; }
.glass-card .mini-row:last-of-type { border-bottom: 0; }
.glass-card .mini-row span { color: rgba(255, 255, 255, 0.62); }
.glass-card .mini-row b { font-weight: 600; font-size: 13.5px; }
.glass-card .mini-row .tag {
  padding: 3px 10px; border-radius: 999px; background: rgba(125, 211, 252, 0.16);
  color: #7dd3fc; font-size: 12.5px; font-weight: 600;
}
.hero__note { position: absolute; left: -22px; bottom: -26px; display: none; }
.hero__float {
  position: absolute; right: -10px; top: -48px; z-index: 3;
  display: flex; align-items: center; gap: 10px;
  background: rgba(255, 255, 255, 0.12); border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(14px); padding: 10px 16px; border-radius: 999px; font-size: 13.5px; font-weight: 600;
  box-shadow: 0 20px 40px -18px rgba(0, 0, 0, 0.5);
}
.hero__float .dot { width: 8px; height: 8px; border-radius: 50%; background: #34d399; box-shadow: 0 0 0 4px rgba(52, 211, 153, 0.25); }

/* 客户条 */
.logo-strip { padding: 26px 0; border-bottom: 1px solid var(--line); background: var(--card); }
.logo-strip p { text-align: center; font-size: 13px; color: var(--muted); margin-bottom: 16px; }
.logo-strip__row { display: flex; justify-content: center; gap: 40px; flex-wrap: wrap; }
.logo-strip__row span { font-weight: 700; color: #9aa7b8; font-size: 15px; letter-spacing: 0.02em; opacity: 0.9; }

/* ---------- 服务卡片 ---------- */
.grid { display: grid; gap: 24px; }
.grid--services { grid-template-columns: repeat(3, 1fr); }
.grid--features { grid-template-columns: repeat(3, 1fr); }
.grid--news { grid-template-columns: repeat(3, 1fr); }

.service-card {
  position: relative; border-radius: var(--r-lg); padding: 32px 28px;
  background: var(--card); border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  display: flex; flex-direction: column; gap: 14px; overflow: hidden;
}
.service-card::after {
  content: ""; position: absolute; inset: auto -30% -60% -30%; height: 60%;
  background: radial-gradient(50% 100% at 50% 100%, rgba(37, 99, 235, 0.1), transparent 70%);
  opacity: 0; transition: opacity 0.3s;
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(37, 99, 235, 0.3); }
.service-card:hover::after { opacity: 1; }
.service-card__icon {
  width: 54px; height: 54px; border-radius: 16px; display: grid; place-items: center;
  background: var(--grad-soft); border: 1px solid rgba(37, 99, 235, 0.14); color: var(--brand);
}
.service-card__icon svg { width: 26px; height: 26px; }
.service-card h3 { font-size: 19px; font-weight: 700; }
.service-card p { color: var(--ink-soft); font-size: 14.5px; flex: 1; }
.service-card .more { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 600; color: var(--brand); }
.service-card .more svg { width: 15px; height: 15px; transition: transform 0.25s; }
.service-card:hover .more svg { transform: translateX(4px); }

/* ---------- 优势卡 ---------- */
.feature-card { border-radius: var(--r-lg); padding: 30px 26px; background: var(--card); border: 1px solid var(--line); box-shadow: var(--shadow-sm); }
.feature-card h3 { font-size: 17px; font-weight: 700; margin: 14px 0 8px; }
.feature-card p { color: var(--ink-soft); font-size: 14.5px; }
.feature-card__no { font-size: 13px; font-weight: 800; color: var(--brand); letter-spacing: 0.08em; }
.feature-card__ic { width: 44px; height: 44px; border-radius: 13px; display: grid; place-items: center; background: var(--grad); color: #fff; box-shadow: 0 10px 20px -8px rgba(37, 99, 235, 0.55); }
.feature-card__ic svg { width: 22px; height: 22px; }

/* ---------- 流程 ---------- */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; counter-reset: step; }
.step { position: relative; background: var(--card); border: 1px solid var(--line); border-radius: var(--r-md); padding: 26px 20px 22px; }
.step::after {
  content: ""; position: absolute; top: 50%; right: -12px; width: 16px; height: 2px;
  background: linear-gradient(90deg, rgba(37, 99, 235, 0.4), transparent);
}
.step:last-child::after { display: none; }
.step__no {
  width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center;
  background: var(--grad-soft); color: var(--brand); font-weight: 800; font-size: 16px; margin-bottom: 14px;
}
.step h3 { font-size: 15.5px; font-weight: 700; margin-bottom: 6px; }
.step p { font-size: 13.5px; color: var(--ink-soft); }

/* ---------- 新闻卡片 ---------- */
.news-card { border-radius: var(--r-lg); overflow: hidden; background: var(--card); border: 1px solid var(--line); box-shadow: var(--shadow-sm); display: flex; flex-direction: column; transition: transform 0.3s, box-shadow 0.3s; }
.news-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.news-card__thumb { aspect-ratio: 16 / 9; display: grid; place-items: center; background: var(--grad-soft); color: var(--brand); }
.news-card__thumb svg { width: 40px; height: 40px; opacity: 0.85; }
.news-card__body { padding: 22px 24px 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.news-card__meta { display: flex; align-items: center; gap: 10px; font-size: 12.5px; color: var(--muted); }
.news-card__cat { color: var(--brand); font-weight: 600; }
.news-card h3 { font-size: 16.5px; font-weight: 700; line-height: 1.45; }
.news-card h3 a:hover { color: var(--brand); }
.news-card p { font-size: 14px; color: var(--ink-soft); flex: 1; }
.news-card .more { font-size: 13.5px; font-weight: 600; color: var(--brand); display: inline-flex; align-items: center; gap: 5px; }
.news-card .more svg { width: 14px; height: 14px; }

/* ---------- CTA 区 ---------- */
.cta { position: relative; overflow: hidden; border-radius: var(--r-lg); background: var(--ink); color: #fff; padding: 64px 56px; display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 40px; align-items: center; }
.cta::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(46% 90% at 90% 10%, rgba(56, 189, 248, 0.3), transparent 60%),
    radial-gradient(40% 90% at 8% 90%, rgba(37, 99, 235, 0.4), transparent 60%);
}
.cta > * { position: relative; z-index: 1; }
.cta h2 { font-size: clamp(24px, 3vw, 32px); font-weight: 800; margin-bottom: 12px; }
.cta p { color: rgba(255, 255, 255, 0.7); font-size: 15.5px; }
.cta .cta__tels { display: flex; flex-direction: column; gap: 12px; }
.cta .cta__tels a {
  display: flex; align-items: center; gap: 14px; padding: 16px 20px; border-radius: var(--r-md);
  background: rgba(255, 255, 255, 0.09); border: 1px solid rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(10px); transition: background 0.25s, transform 0.25s;
}
.cta .cta__tels a:hover { background: rgba(255, 255, 255, 0.16); transform: translateX(4px); }
.cta .cta__tels svg { width: 22px; height: 22px; color: #7dd3fc; }
.cta .cta__tels b { font-size: 17px; letter-spacing: 0.02em; }
.cta .cta__tels span { display: block; font-size: 12.5px; color: rgba(255, 255, 255, 0.55); font-weight: 400; }

/* ---------- 页头(内页 banner) ---------- */
.page-head { position: relative; background: var(--ink); color: #fff; padding: calc(var(--nav-h) + 64px) 0 72px; overflow: hidden; }
.page-head::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(50% 80% at 85% 0%, rgba(56, 189, 248, 0.25), transparent 60%),
    radial-gradient(42% 80% at 10% 100%, rgba(37, 99, 235, 0.32), transparent 60%);
}
.page-head::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: radial-gradient(60% 70% at 70% 20%, #000 30%, transparent 100%);
}
.page-head .wrap { position: relative; z-index: 1; }
.page-head h1 { font-size: clamp(28px, 3.6vw, 40px); font-weight: 800; margin: 16px 0 10px; }
.page-head p { color: rgba(255, 255, 255, 0.68); max-width: 620px; font-size: 15.5px; }

/* 面包屑 */
.crumbs { display: flex; gap: 8px; align-items: center; font-size: 13.5px; color: rgba(255, 255, 255, 0.55); }
.crumbs a:hover { color: #fff; }
.crumbs span.sep { opacity: 0.5; }

/* ---------- 表格/服务详情块 ---------- */
.prose { color: var(--ink-soft); font-size: 15.5px; line-height: 1.9; }
.prose h2 { font-size: 22px; color: var(--ink); font-weight: 800; margin: 44px 0 16px; }
.prose h3 { font-size: 18px; color: var(--ink); font-weight: 700; margin: 32px 0 12px; }
.prose p { margin-bottom: 14px; }
.prose ul { margin: 0 0 18px; }
.prose ul li { position: relative; padding-left: 22px; margin-bottom: 8px; }
.prose ul li::before { content: ""; position: absolute; left: 2px; top: 11px; width: 7px; height: 7px; border-radius: 3px; background: var(--grad); }
.prose a { color: var(--brand); font-weight: 600; }

/* 分块服务页 */
.split { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 40px; align-items: center; }
.split:nth-of-type(even) .split__media { order: 2; }
.split__media {
  border-radius: var(--r-lg); min-height: 260px; display: grid; place-items: center;
  background: var(--grad-soft); border: 1px solid var(--line); color: var(--brand);
}
.split__media svg { width: 72px; height: 72px; opacity: 0.9; }
.split__media--dark { background: var(--ink); color: #7dd3fc; border-color: transparent; }
.split h2 { font-size: 24px; font-weight: 800; margin-bottom: 12px; }
.split p { color: var(--ink-soft); font-size: 15px; margin-bottom: 10px; }
.split ul { margin-top: 8px; }
.split ul li { position: relative; padding: 6px 0 6px 24px; color: var(--ink-soft); font-size: 14.5px; }
.split ul li::before { content: "✓"; position: absolute; left: 0; color: var(--brand); font-weight: 700; }

/* 定价表 */
.price-table { width: 100%; border-collapse: collapse; background: var(--card); border-radius: var(--r-md); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow-sm); }
.price-table th, .price-table td { text-align: left; padding: 15px 20px; font-size: 14.5px; }
.price-table thead th { background: var(--ink); color: #fff; font-weight: 600; }
.price-table tbody tr { border-bottom: 1px solid var(--line); }
.price-table tbody tr:last-child { border-bottom: 0; }
.price-table tbody tr:hover { background: var(--grad-soft); }
.price-table td b { color: var(--brand); }

/* ---------- 表单 ---------- */
.form-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 36px; box-shadow: var(--shadow-sm); }
.form-card h3 { font-size: 20px; font-weight: 800; margin-bottom: 6px; }
.form-card > p { color: var(--muted); font-size: 13.5px; margin-bottom: 24px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13.5px; font-weight: 600; margin-bottom: 7px; color: var(--ink); }
.field input, .field textarea, .field select {
  width: 100%; padding: 13px 16px; border-radius: var(--r-sm);
  border: 1px solid var(--line); background: #fbfcfe; outline: none;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s; font-size: 15px;
}
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--brand); box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12); background: #fff;
}
.form-tip { font-size: 12.5px; color: var(--muted); margin-top: 12px; }
.form-ok {
  display: none; margin-top: 14px; padding: 13px 16px; border-radius: var(--r-sm);
  background: rgba(52, 211, 153, 0.12); border: 1px solid rgba(52, 211, 153, 0.35);
  color: #047857; font-size: 14px; font-weight: 600;
}
.form-ok.is-err {
  background: rgba(239, 68, 68, 0.1); border-color: rgba(239, 68, 68, 0.35);
  color: #b91c1c;
}

/* ---------- 联系卡片 ---------- */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 48px; }
.contact-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 30px 26px; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; gap: 12px; }
.contact-card__ic { width: 46px; height: 46px; border-radius: 14px; background: var(--grad); color: #fff; display: grid; place-items: center; box-shadow: 0 10px 22px -8px rgba(37, 99, 235, 0.55); }
.contact-card__ic svg { width: 22px; height: 22px; }
.contact-card h3 { font-size: 16px; font-weight: 700; }
.contact-card p, .contact-card a { color: var(--ink-soft); font-size: 14.5px; }
.contact-card a:hover { color: var(--brand); }

/* ---------- 新闻列表页 ---------- */
.news-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.news-item {
  display: flex; gap: 22px; background: var(--card); border: 1px solid var(--line);
  border-radius: var(--r-lg); padding: 22px; box-shadow: var(--shadow-sm); transition: transform 0.25s, box-shadow 0.25s;
}
.news-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.news-item__ic {
  width: 64px; height: 64px; flex: none; border-radius: var(--r-md); display: grid; place-items: center;
  background: var(--grad-soft); color: var(--brand);
}
.news-item__ic svg { width: 28px; height: 28px; }
.news-item h3 { font-size: 16.5px; font-weight: 700; margin-bottom: 6px; }
.news-item h3 a:hover { color: var(--brand); }
.news-item p { font-size: 13.5px; color: var(--muted); }

/* ---------- 文章页 ---------- */
.article { display: grid; grid-template-columns: 1fr 320px; gap: 44px; align-items: start; }
.article__main { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 48px; box-shadow: var(--shadow-sm); }
.article__main h1 { font-size: clamp(24px, 3vw, 32px); font-weight: 800; line-height: 1.35; margin-bottom: 14px; }
.article__meta { display: flex; gap: 16px; align-items: center; color: var(--muted); font-size: 13.5px; padding-bottom: 22px; border-bottom: 1px solid var(--line); margin-bottom: 30px; flex-wrap: wrap; }
.article__body { font-size: 16px; line-height: 2; color: var(--ink-soft); }
.article__body p { margin-bottom: 18px; }
.article__body img { border-radius: var(--r-md); margin: 20px 0; border: 1px solid var(--line); }
.article__body h2, .article__body h3 { color: var(--ink); margin: 34px 0 12px; }
.article__body ul { margin: 0 0 18px; }
.article__body ul li { position: relative; padding-left: 22px; margin-bottom: 8px; }
.article__body ul li::before { content: ""; position: absolute; left: 2px; top: 12px; width: 7px; height: 7px; border-radius: 3px; background: var(--grad); }
.article__side { position: sticky; top: calc(var(--nav-h) + 24px); display: flex; flex-direction: column; gap: 24px; }
.pager { display: flex; gap: 12px; margin-top: 36px; padding-top: 24px; border-top: 1px solid var(--line); font-size: 14px; }
.pager a { color: var(--brand); font-weight: 600; }
.pager .pager--next { margin-left: auto; text-align: right; }

/* ---------- 分页 ---------- */
.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 48px; flex-wrap: wrap; }
.pagination a, .pagination span {
  min-width: 42px; height: 42px; padding: 0 14px; display: inline-flex; align-items: center; justify-content: center;
  border-radius: 12px; border: 1px solid var(--line); background: var(--card); font-size: 14px; font-weight: 600; color: var(--ink-soft);
}
.pagination a:hover { border-color: var(--brand); color: var(--brand); }
.pagination .is-current { background: var(--grad); color: #fff; border-color: transparent; }

/* ---------- Footer ---------- */
.footer { background: var(--ink); color: rgba(255, 255, 255, 0.72); padding: 72px 0 0; }
.footer__grid { display: grid; grid-template-columns: 1.3fr 0.7fr 0.7fr 1fr; gap: 40px; padding-bottom: 52px; }
.footer h4 { color: #fff; font-size: 15px; font-weight: 700; margin-bottom: 18px; }
.footer ul li { margin-bottom: 10px; font-size: 14.5px; }
.footer ul a:hover { color: #fff; }
.footer .brand { font-size: 19px; font-weight: 800; color: #fff; display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer .brand .nav__logo-mark { width: 36px; height: 36px; }
.footer p { font-size: 14.5px; }
.footer__contact li { display: flex; gap: 10px; align-items: flex-start; }
.footer__contact svg { width: 16px; height: 16px; flex: none; margin-top: 4px; color: #7dd3fc; }
.footer__bottom { border-top: 1px solid rgba(255, 255, 255, 0.1); padding: 20px 0; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 13px; color: rgba(255, 255, 255, 0.45); }
.footer__bottom a:hover { color: #fff; }
.footer__bottom .sep { margin: 0 8px; opacity: 0.4; }

/* 悬浮电话按钮(移动端) */
.float-tel { position: fixed; right: 18px; bottom: 18px; z-index: 90; display: none; align-items: center; gap: 10px; background: var(--grad); color: #fff; padding: 13px 20px; border-radius: 999px; font-weight: 700; box-shadow: 0 14px 30px -10px rgba(37, 99, 235, 0.6); }
.float-tel svg { width: 18px; height: 18px; }

/* ---------- 动效 ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.22, 1, 0.36, 1); }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation: none !important; }
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .grid--services, .grid--features { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); row-gap: 16px; }
  .step:nth-child(3)::after { display: none; }
  .hero__grid { grid-template-columns: 1fr; gap: 48px; }
  .hero__panel { max-width: 560px; }
  .article { grid-template-columns: 1fr; }
  .article__side { position: static; }
  .contact-grid { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: repeat(2, 1fr); }
  .cta { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
  .split:nth-of-type(even) .split__media { order: 0; }
}
@media (max-width: 768px) {
  .section { padding: 68px 0; }
  .nav__links, .nav__cta .btn, .nav__tel { display: none; }
  .nav__toggle { display: grid; }
  .grid--services, .grid--features, .grid--news { grid-template-columns: 1fr; }
  .news-list { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .step::after { display: none; }
  .stats { gap: 28px; }
  .hero { padding: calc(var(--nav-h) + 56px) 0 84px; }
  .hero__actions .btn { width: 100%; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .cta { padding: 44px 28px; }
  .article__main { padding: 28px 22px; }
  .form-card { padding: 26px 20px; }
  .float-tel { display: flex; }
  .footer__bottom { justify-content: center; text-align: center; }
}
@media (max-width: 480px) {
  .steps { grid-template-columns: 1fr; }
}