@charset "utf-8";
/* ==========================================================================
   星云数据 NebulaData — IDC 官网主样式
   设计基线：BudgetVM UI（天蓝主色 + 橙 CTA + 白→浅蓝渐变分节 + 小圆角卡片）
   ========================================================================== */

/* ---------- 1. Design Tokens ---------- */
:root {
  /* 品牌色（源自 BudgetVM 主色 #46bbeb） */
  --brand: #46bbeb;
  --brand-600: #1bb3fd;
  --brand-700: #2298c8;
  --brand-800: #2079ae;
  --brand-100: #e8f6fd;
  --brand-050: #f2f9fe;

  /* 强调色（CTA，源自 BudgetVM #ff8346） */
  --accent: #ff8346;
  --accent-600: #f96a22;
  --accent-700: #e2560f;
  --accent-100: #fff2ec;

  /* 深色区（页脚 / Hero，源自 #1e2e2f #16243d） */
  --navy: #16243d;
  --navy-700: #1b2c49;
  --navy-600: #29343e;

  /* 中性 */
  --bg: #ffffff;
  --bg-soft: #f3f7fb;
  --bg-soft-2: #f2f6fb;
  --ink: #1e2e2f;
  --ink-2: #5c5c5c;
  --ink-3: #6a757f;
  --ink-4: #8d97a4;
  --line: #dee4ec;
  --line-2: #d6dde4;
  --green: #2ec27e;

  /* 形状 */
  --r-sm: 4px;
  --r: 8px;
  --r-lg: 12px;
  --r-pill: 45px;
  --shadow-1: 0 1px 2px rgba(22, 36, 61, .05), 0 2px 8px rgba(22, 36, 61, .06);
  --shadow-2: 0 6px 18px rgba(22, 36, 61, .08), 0 2px 6px rgba(22, 36, 61, .05);
  --shadow-3: 0 18px 44px rgba(22, 36, 61, .14);

  /* 布局 */
  --wrap: 1200px;
  --header-h: 68px;
  --topbar-h: 38px;

  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --font-num: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

/* ---------- 2. Reset ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-2);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; }
h1, h2, h3, h4, h5 { color: var(--ink); line-height: 1.3; font-weight: 700; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.hideme { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- 3. 通用排版组件 ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 12.5px; font-weight: 700; letter-spacing: .14em;
  text-transform: uppercase; color: var(--brand-700);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: ""; width: 22px; height: 2px; border-radius: 2px;
  background: linear-gradient(90deg, var(--brand), var(--brand-600));
}
.sec-head { text-align: center; max-width: 720px; margin: 0 auto 52px; }
.sec-head h2 { font-size: 34px; letter-spacing: -.4px; margin-bottom: 14px; }
.sec-head p { font-size: 16px; color: var(--ink-3); }
.sec-head.center .eyebrow { justify-content: center; }

.section { padding: 88px 0; position: relative; }
/* BudgetVM 标志性手法：白 → #f3f7fb 柔和垂直渐变 */
.section--grad { background: linear-gradient(to bottom, #ffffff 0%, var(--bg-soft) 100%); }
.section--grad-r { background: linear-gradient(to bottom, var(--bg-soft) 0%, #ffffff 100%); }
.section--soft { background: var(--bg-soft); }
.section--tight { padding: 64px 0; }

/* 按钮 */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 46px; padding: 0 26px; border-radius: var(--r-pill);
  font-size: 15px; font-weight: 600; letter-spacing: .2px;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
  white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; }
.btn--primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-600) 100%);
  color: #fff; box-shadow: 0 6px 18px rgba(255, 131, 70, .32);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(255, 131, 70, .4); }
.btn--brand {
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-700) 100%);
  color: #fff; box-shadow: 0 6px 18px rgba(70, 187, 235, .3);
}
.btn--brand:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(70, 187, 235, .4); }
.btn--ghost { border: 1.5px solid var(--line-2); color: var(--ink); background: #fff; }
.btn--ghost:hover { border-color: var(--brand); color: var(--brand-700); transform: translateY(-2px); }
.btn--light { background: #fff; color: var(--brand-700); }
.btn--light:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(0, 0, 0, .18); }
.btn--outline-light { border: 1.5px solid rgba(255, 255, 255, .45); color: #fff; }
.btn--outline-light:hover { background: rgba(255, 255, 255, .12); border-color: #fff; }
.btn--sm { height: 38px; padding: 0 18px; font-size: 14px; }
.btn--block { width: 100%; }

/* ==========================================================================
   4. 顶部工具条
   ========================================================================== */
.topbar {
  height: var(--topbar-h); background: var(--navy);
  color: rgba(255, 255, 255, .72); font-size: 13px;
  position: relative; z-index: 60;
}
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.topbar-left { display: flex; align-items: center; gap: 22px; }
.topbar-left a:hover { color: #fff; }
.topbar-left span { display: inline-flex; align-items: center; gap: 6px; }
.topbar-left svg { width: 14px; height: 14px; opacity: .8; }
.topbar-right { display: flex; align-items: center; gap: 8px; }
.topbar-right .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green); display: inline-block; margin-right: 6px; }
.topbar-link { padding: 0 12px; border-left: 1px solid rgba(255, 255, 255, .16); }
.topbar-link:first-child { border-left: 0; }

/* ==========================================================================
   5. 主导航
   ========================================================================== */
.header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .94);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .2s ease;
}
.header.is-stuck { box-shadow: 0 4px 20px rgba(22, 36, 61, .07); }
.header .wrap { display: flex; align-items: center; height: var(--header-h); gap: 28px; }

.logo { display: flex; align-items: center; gap: 11px; flex-shrink: 0; }
.logo-mark {
  width: 38px; height: 38px; border-radius: 10px;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-700) 55%, var(--navy) 130%);
  display: grid; place-items: center; box-shadow: 0 4px 12px rgba(70, 187, 235, .35);
}
.logo-mark svg { width: 21px; height: 21px; color: #fff; }
.logo-text b { display: block; font-size: 18px; color: var(--ink); letter-spacing: .5px; line-height: 1.15; }
.logo-text small { display: block; font-size: 10.5px; letter-spacing: .22em; color: var(--ink-4); text-transform: uppercase; }

.nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav > li { position: relative; }
.nav > li > a {
  display: flex; align-items: center; gap: 5px;
  height: var(--header-h); padding: 0 14px;
  font-size: 15px; font-weight: 500; color: var(--ink);
  transition: color .16s ease;
}
.nav > li > a:hover { color: var(--brand-700); }
.nav > li > a .caret { width: 10px; height: 10px; transition: transform .2s ease; opacity: .55; }
.nav > li:hover > a .caret { transform: rotate(180deg); }
.nav > li > a::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 14px;
  height: 2px; border-radius: 2px; background: var(--brand);
  transform: scaleX(0); transform-origin: left; transition: transform .22s ease;
}
.nav > li:hover > a::after, .nav > li.is-active > a::after { transform: scaleX(1); }

/* 下拉 */
.drop {
  position: absolute; top: calc(100% - 6px); left: 50%; transform: translate(-50%, 8px);
  min-width: 470px; background: #fff; border: 1px solid var(--line);
  border-radius: var(--r-lg); box-shadow: var(--shadow-3);
  padding: 14px; opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .2s ease, transform .2s ease, visibility .2s;
  display: grid; grid-template-columns: 1fr 1fr; gap: 4px;
}
.nav > li:hover .drop { opacity: 1; visibility: visible; transform: translate(-50%, 0); pointer-events: auto; }
.drop a {
  display: flex; gap: 12px; padding: 11px 12px; border-radius: var(--r);
  transition: background .15s ease;
}
.drop a:hover { background: var(--brand-050); }
.drop a .di {
  width: 34px; height: 34px; border-radius: 9px; flex-shrink: 0;
  display: grid; place-items: center; background: var(--brand-100); color: var(--brand-700);
}
.drop a .di svg { width: 17px; height: 17px; }
.drop a b { display: block; font-size: 14.5px; color: var(--ink); font-weight: 600; }
.drop a span { display: block; font-size: 12.5px; color: var(--ink-4); line-height: 1.5; }

.header-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.burger { display: none; width: 42px; height: 42px; border-radius: var(--r); color: var(--ink); }
.burger svg { width: 22px; height: 22px; margin: auto; }

/* 移动端抽屉 */
.drawer {
  position: fixed; inset: var(--topbar-h) 0 0 0; z-index: 80; background: #fff;
  transform: translateX(100%); transition: transform .3s cubic-bezier(.4, 0, .2, 1);
  overflow-y: auto; padding: 18px 20px 60px; display: none;
}
.drawer.is-open { transform: translateX(0); }
.drawer-group { border-bottom: 1px solid var(--line); }
.drawer-group > button {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  padding: 15px 2px; font-size: 16px; font-weight: 600; color: var(--ink);
}
.drawer-group > button svg { width: 16px; height: 16px; transition: transform .2s; opacity: .6; }
.drawer-group.is-open > button svg { transform: rotate(180deg); }
.drawer-sub { display: none; padding: 0 0 12px 8px; }
.drawer-group.is-open .drawer-sub { display: block; }
.drawer-sub a { display: block; padding: 9px 2px; font-size: 14.5px; color: var(--ink-3); }
.drawer-actions { margin-top: 22px; display: grid; gap: 10px; }

/* ==========================================================================
   6. Hero（深色 + 注册表单卡）
   ========================================================================== */
.hero {
  position: relative; overflow: hidden; color: #fff;
  background: linear-gradient(135deg, #12203a 0%, #1b2c49 48%, #22405e 100%);
  padding: 84px 0 96px;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(900px 460px at 82% 8%, rgba(70, 187, 235, .30), transparent 62%),
    radial-gradient(700px 420px at 8% 92%, rgba(255, 131, 70, .18), transparent 60%);
}
.hero::after {
  content: ""; position: absolute; inset: 0; 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: 62px 62px;
  mask-image: linear-gradient(to bottom, #000 0%, transparent 78%);
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 78%);
}
.hero .wrap { position: relative; z-index: 2; display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 9px; height: 32px; padding: 0 15px 0 8px;
  border-radius: var(--r-pill); background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .18); font-size: 13px; margin-bottom: 24px;
}
.hero-badge em {
  font-style: normal; background: var(--accent); color: #fff; font-weight: 700;
  padding: 2px 9px; border-radius: 20px; font-size: 11.5px; letter-spacing: .04em;
}
.hero h1 { font-size: 50px; line-height: 1.16; letter-spacing: -1px; color: #fff; margin-bottom: 18px; }
.hero h1 .hl {
  background: linear-gradient(100deg, var(--brand) 0%, #7fd8ff 60%, var(--accent) 120%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-sub { font-size: 17px; color: rgba(255, 255, 255, .78); max-width: 540px; margin-bottom: 26px; }
.hero-price { display: flex; align-items: baseline; gap: 10px; margin-bottom: 30px; }
.hero-price .lbl { font-size: 14.5px; color: rgba(255, 255, 255, .7); }
.hero-price .num { font-family: var(--font-num); font-size: 40px; font-weight: 800; color: #fff; line-height: 1; }
.hero-price .num i { font-style: normal; font-size: 19px; font-weight: 600; opacity: .8; }
.hero-price .per { font-size: 15px; color: rgba(255, 255, 255, .62); }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 30px; }

.hero-trust { display: flex; gap: 26px; flex-wrap: wrap; padding-top: 22px; border-top: 1px solid rgba(255, 255, 255, .14); }
.hero-trust div { display: flex; align-items: center; gap: 8px; font-size: 13.5px; color: rgba(255, 255, 255, .74); }
.hero-trust svg { width: 16px; height: 16px; color: var(--brand); }

/* 注册卡 */
.signup-card {
  background: #fff; border-radius: 16px; padding: 30px 28px 26px;
  box-shadow: var(--shadow-3); color: var(--ink);
}
.signup-card h3 { font-size: 20px; margin-bottom: 5px; }
.signup-card > p { font-size: 13.5px; color: var(--ink-3); margin-bottom: 20px; }
.field { position: relative; margin-bottom: 13px; }
.field .fi {
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  width: 18px; height: 18px; color: var(--ink-4); pointer-events: none;
}
.field input {
  width: 100%; height: 48px; padding: 0 14px 0 42px;
  border: 1.5px solid var(--line); border-radius: var(--r);
  background: var(--bg-soft); font-size: 14.5px; color: var(--ink);
  transition: border-color .16s, background .16s, box-shadow .16s;
}
.field input::placeholder { color: var(--ink-4); }
.field input:focus {
  outline: none; border-color: var(--brand); background: #fff;
  box-shadow: 0 0 0 3px rgba(70, 187, 235, .16);
}
.field-note { font-size: 12px; color: var(--ink-4); margin: 0 0 14px; line-height: 1.6; }
.field-note a { color: var(--brand-700); }
.signup-card .btn { margin-top: 4px; }
.signup-meta { display: flex; align-items: center; gap: 10px; margin-top: 16px; font-size: 12.5px; color: var(--ink-4); }
.signup-meta svg { width: 15px; height: 15px; color: var(--green); flex-shrink: 0; }

/* ==========================================================================
   7. Logo 信任条
   ========================================================================== */
.trustbar { padding: 26px 0; border-bottom: 1px solid var(--line); background: #fff; }
.trustbar .wrap { display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.trustbar .tlabel { font-size: 13px; color: var(--ink-4); letter-spacing: .06em; text-transform: uppercase; font-weight: 600; }
.brand-strip { display: flex; align-items: center; gap: 38px; flex-wrap: wrap; }
.brand-strip span {
  font-size: 17px; font-weight: 800; letter-spacing: -.3px; color: #b9c3cd;
  transition: color .2s ease;
}
.brand-strip span:hover { color: var(--ink-3); }

/* ==========================================================================
   8. 产品四宫格（对应 BudgetVM 四大产品线）
   ========================================================================== */
.prod-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.prod-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 28px 24px 26px; position: relative; overflow: hidden;
  transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease;
  display: flex; flex-direction: column;
}
.prod-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--brand), var(--brand-600));
  transform: scaleX(0); transform-origin: left; transition: transform .3s ease;
}
.prod-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-2); border-color: transparent; }
.prod-card:hover::before { transform: scaleX(1); }
.prod-card .pi {
  width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center;
  background: var(--brand-100); color: var(--brand-700); margin-bottom: 18px;
  transition: background .24s, color .24s, transform .24s;
}
.prod-card:hover .pi { background: var(--brand); color: #fff; transform: rotate(-6deg) scale(1.05); }
.prod-card .pi svg { width: 26px; height: 26px; }
.prod-card h3 { font-size: 19px; margin-bottom: 4px; }
.prod-card .tagline { font-size: 13px; color: var(--accent-600); font-weight: 600; margin-bottom: 12px; }
.prod-meta { display: flex; flex-wrap: wrap; gap: 6px; margin: -4px 0 14px; }
.prod-meta span {
  font-size: 11.5px; font-weight: 600; color: var(--ink-3);
  background: var(--bg-soft); border: 1px solid var(--line);
  border-radius: var(--r-pill); padding: 3px 10px;
}
.prod-meta .hi { color: var(--accent-700); background: var(--accent-100); border-color: #ffd9c4; }
.prod-card p { font-size: 14px; color: var(--ink-3); margin-bottom: 14px; flex: 1; }
.prod-card .ideal {
  font-size: 13px; color: var(--ink-2); background: var(--bg-soft);
  border-left: 3px solid var(--brand); border-radius: 0 var(--r-sm) var(--r-sm) 0;
  padding: 10px 12px; margin-bottom: 18px; line-height: 1.6;
}
.prod-card .ideal b { color: var(--ink); font-weight: 600; }
.prod-card .more { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 600; color: var(--brand-700); }
.prod-card .more svg { width: 15px; height: 15px; transition: transform .2s; }
.prod-card:hover .more svg { transform: translateX(4px); }

/* ==========================================================================
   9. 为什么选择我们（图标特性网格）
   ========================================================================== */
.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px 34px; }
.feat { display: flex; gap: 16px; }
.feat .fi {
  width: 46px; height: 46px; border-radius: 13px; flex-shrink: 0;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--brand-100), #dff1fb);
  color: var(--brand-700);
}
.feat .fi svg { width: 22px; height: 22px; }
.feat h4 { font-size: 16.5px; margin-bottom: 5px; }
.feat p { font-size: 14px; color: var(--ink-3); line-height: 1.7; }

/* ==========================================================================
   10. 套餐定价（Tab 切换）
   ========================================================================== */
.tabs {
  display: flex; justify-content: center; gap: 6px; flex-wrap: wrap;
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-pill);
  padding: 5px; width: fit-content; margin: 0 auto 38px;
  box-shadow: var(--shadow-1);
}
.tabs button {
  height: 40px; padding: 0 22px; border-radius: var(--r-pill);
  font-size: 14.5px; font-weight: 600; color: var(--ink-3);
  transition: background .2s, color .2s;
}
.tabs button:hover { color: var(--brand-700); }
.tabs button.is-active { background: linear-gradient(135deg, var(--brand), var(--brand-700)); color: #fff; }

.plan-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.plan-grid[hidden] { display: none; }
.plan {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 26px 22px 24px; display: flex; flex-direction: column;
  transition: transform .22s, box-shadow .22s, border-color .22s;
  position: relative;
}
.plan:hover { transform: translateY(-5px); box-shadow: var(--shadow-2); }
.plan.is-hot { border-color: var(--brand); box-shadow: 0 8px 26px rgba(70, 187, 235, .16); }
.plan.is-hot::after {
  content: "热门"; position: absolute; top: -11px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent), var(--accent-600)); color: #fff;
  font-size: 11.5px; font-weight: 700; padding: 3px 14px; border-radius: 20px;
  letter-spacing: .1em;
}
.plan .pzone { display: flex; align-items: center; gap: 7px; font-size: 13px; color: var(--ink-4); margin-bottom: 8px; }
.plan .pzone svg { width: 14px; height: 14px; }
.plan h4 { font-size: 18px; margin-bottom: 16px; }
.plan .price { display: flex; align-items: baseline; gap: 3px; margin-bottom: 4px; }
.plan .price .cur { font-size: 17px; font-weight: 700; color: var(--ink); }
.plan .price .val { font-family: var(--font-num); font-size: 38px; font-weight: 800; color: var(--ink); line-height: 1; letter-spacing: -1px; }
.plan .price .per { font-size: 14px; color: var(--ink-4); }
.plan .origin { font-size: 12.5px; color: var(--ink-4); margin-bottom: 16px; }
.spec { border-top: 1px solid var(--line); padding-top: 14px; margin-bottom: 20px; flex: 1; }
.spec li { display: flex; align-items: center; gap: 9px; font-size: 13.8px; color: var(--ink-2); padding: 5px 0; }
.spec li svg { width: 15px; height: 15px; color: var(--brand-600); flex-shrink: 0; }
.spec li b { color: var(--ink); font-weight: 600; }

/* ==========================================================================
   11. 控制台 / APEX 介绍
   ========================================================================== */
.console-sec { background: linear-gradient(135deg, #16243d 0%, #1d3352 55%, #24506e 100%); color: #fff; position: relative; overflow: hidden; }
.console-sec::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(760px 420px at 78% 30%, rgba(70, 187, 235, .26), transparent 62%);
}
.console-sec .wrap { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 1.05fr; gap: 60px; align-items: center; }
.console-sec h2 { font-size: 32px; color: #fff; margin-bottom: 16px; }
.console-sec p { color: rgba(255, 255, 255, .76); font-size: 16px; margin-bottom: 22px; }
.console-list { display: grid; gap: 14px; margin-bottom: 28px; }
.console-list li { display: flex; gap: 12px; align-items: flex-start; }
.console-list .ci {
  width: 26px; height: 26px; border-radius: 8px; flex-shrink: 0; display: grid; place-items: center;
  background: rgba(70, 187, 235, .18); color: var(--brand); margin-top: 2px;
}
.console-list .ci svg { width: 14px; height: 14px; }
.console-list b { display: block; color: #fff; font-size: 15px; font-weight: 600; }
.console-list span { font-size: 13.8px; color: rgba(255, 255, 255, .62); }

/* 仪表盘 mock */
.dash {
  background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 14px; padding: 16px; backdrop-filter: blur(6px);
  box-shadow: 0 24px 60px rgba(0, 0, 0, .28);
}
.dash-bar { display: flex; align-items: center; gap: 7px; padding: 2px 4px 14px; border-bottom: 1px solid rgba(255, 255, 255, .1); margin-bottom: 14px; }
.dash-bar i { width: 9px; height: 9px; border-radius: 50%; background: rgba(255, 255, 255, .26); }
.dash-bar i:first-child { background: #ff6b6b; }
.dash-bar i:nth-child(2) { background: #ffd166; }
.dash-bar i:nth-child(3) { background: #2ec27e; }
.dash-bar span { margin-left: 8px; font-size: 12px; color: rgba(255, 255, 255, .5); }
.dash-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 14px; }
.dash-stats div { background: rgba(255, 255, 255, .07); border-radius: 10px; padding: 12px 12px 10px; }
.dash-stats small { display: block; font-size: 11.5px; color: rgba(255, 255, 255, .55); margin-bottom: 4px; }
.dash-stats b { font-family: var(--font-num); font-size: 21px; color: #fff; letter-spacing: -.5px; }
.dash-stats b em { font-style: normal; font-size: 12px; font-weight: 500; opacity: .6; margin-left: 2px; }
.dash-chart { background: rgba(255, 255, 255, .06); border-radius: 10px; padding: 14px 12px 8px; }
.dash-chart .ch-head { display: flex; justify-content: space-between; font-size: 11.5px; color: rgba(255, 255, 255, .55); margin-bottom: 10px; }
.bars { display: flex; align-items: flex-end; gap: 6px; height: 92px; }
.bars i { flex: 1; border-radius: 4px 4px 2px 2px; background: linear-gradient(to top, rgba(70, 187, 235, .35), var(--brand)); display: block; }
.dash-rows { margin-top: 12px; display: grid; gap: 7px; }
.dash-rows .row { display: flex; align-items: center; justify-content: space-between; font-size: 12px; padding: 8px 10px; border-radius: 8px; background: rgba(255, 255, 255, .05); color: rgba(255, 255, 255, .7); }
.dash-rows .row b { color: #fff; font-weight: 600; }
.dash-rows .row .ok { color: #4ade9b; display: inline-flex; align-items: center; gap: 5px; }
.dash-rows .row .ok::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: #4ade9b; }

/* ==========================================================================
   12. 数据中心 / 全球节点
   ========================================================================== */
.dc-sec { background: var(--bg-soft); }
.dc-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.node-list { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 18px; }
.node {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 14px; background: #fff; border: 1px solid var(--line);
  border-radius: var(--r); font-size: 14px; transition: border-color .2s, transform .2s;
}
.node:hover { border-color: var(--brand); transform: translateX(3px); }
.node b { color: var(--ink); font-weight: 600; display: inline-flex; align-items: center; gap: 8px; }
.node b::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--brand); }
.node span { font-size: 12.5px; color: var(--ink-4); }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 46px; }
.stat {
  text-align: center; padding: 28px 16px; background: #fff;
  border: 1px solid var(--line); border-radius: var(--r-lg);
  transition: transform .22s, box-shadow .22s;
}
.stat:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); }
.stat b { display: block; font-family: var(--font-num); font-size: 38px; font-weight: 800; color: var(--brand-700); line-height: 1.1; letter-spacing: -1px; }
.stat b em { font-style: normal; font-size: 20px; }
.stat span { display: block; font-size: 13.5px; color: var(--ink-3); margin-top: 6px; }

/* ==========================================================================
   13. 解决方案
   ========================================================================== */
.sol-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.sol {
  position: relative; overflow: hidden; border-radius: var(--r-lg);
  padding: 26px 22px; background: #fff; border: 1px solid var(--line);
  transition: transform .24s, box-shadow .24s, border-color .24s;
}
.sol:hover { transform: translateY(-5px); box-shadow: var(--shadow-2); border-color: transparent; }
.sol .si {
  width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center;
  background: var(--accent-100); color: var(--accent-600); margin-bottom: 16px;
}
.sol .si svg { width: 22px; height: 22px; }
.sol h4 { font-size: 16.5px; margin-bottom: 7px; }
.sol p { font-size: 13.5px; color: var(--ink-3); margin-bottom: 14px; }
.sol .tags { display: flex; gap: 6px; flex-wrap: wrap; }
.sol .tags i {
  font-style: normal; font-size: 11.5px; color: var(--ink-3);
  background: var(--bg-soft); border: 1px solid var(--line);
  padding: 3px 9px; border-radius: 20px;
}

/* ==========================================================================
   14. 客户评价
   ========================================================================== */
.quote-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.quote {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 26px 24px; display: flex; flex-direction: column;
  transition: transform .22s, box-shadow .22s;
}
.quote:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); }
.quote .qmark { width: 34px; height: 34px; color: var(--brand-100); margin-bottom: 12px; }
.quote p { font-size: 14.5px; color: var(--ink-2); line-height: 1.8; flex: 1; margin-bottom: 20px; }
.quote .stars { display: flex; gap: 3px; margin-bottom: 16px; }
.quote .stars svg { width: 15px; height: 15px; color: #ffb020; }
.quote .who { display: flex; align-items: center; gap: 12px; padding-top: 16px; border-top: 1px solid var(--line); }
.quote .av {
  width: 42px; height: 42px; border-radius: 50%; flex-shrink: 0; display: grid; place-items: center;
  color: #fff; font-weight: 700; font-size: 15px;
  background: linear-gradient(135deg, var(--brand), var(--brand-700));
}
.quote .who b { display: block; font-size: 14.5px; color: var(--ink); }
.quote .who span { font-size: 12.5px; color: var(--ink-4); }

/* ==========================================================================
   15. FAQ
   ========================================================================== */
.faq-wrap { max-width: 820px; margin: 0 auto; }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: var(--r); margin-bottom: 12px; overflow: hidden; transition: border-color .2s, box-shadow .2s; }
.faq-item.is-open { border-color: var(--brand); box-shadow: 0 4px 16px rgba(70, 187, 235, .1); }
.faq-q {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 18px 22px; text-align: left; font-size: 15.5px; font-weight: 600; color: var(--ink);
}
.faq-q .plus { width: 22px; height: 22px; flex-shrink: 0; position: relative; color: var(--brand-700); }
.faq-q .plus::before, .faq-q .plus::after {
  content: ""; position: absolute; background: currentColor; border-radius: 2px;
  transition: transform .24s ease, opacity .24s ease;
}
.faq-q .plus::before { top: 10px; left: 3px; width: 16px; height: 2px; }
.faq-q .plus::after { left: 10px; top: 3px; width: 2px; height: 16px; }
.faq-item.is-open .faq-q .plus::after { transform: rotate(90deg); opacity: 0; }
.faq-a { display: none; padding: 0 22px 20px; font-size: 14.5px; color: var(--ink-3); line-height: 1.85; }
.faq-item.is-open .faq-a { display: block; }

/* ==========================================================================
   16. 资讯公告
   ========================================================================== */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.news {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
  overflow: hidden; display: flex; flex-direction: column;
  transition: transform .22s, box-shadow .22s;
}
.news:hover { transform: translateY(-5px); box-shadow: var(--shadow-2); }
.news .thumb { height: 132px; position: relative; background: linear-gradient(135deg, var(--brand-100), #dbeefb); }
.news .thumb svg { position: absolute; right: 16px; bottom: 14px; width: 46px; height: 46px; color: rgba(70, 187, 235, .42); }
.news .thumb .cat {
  position: absolute; left: 14px; top: 14px; background: #fff; color: var(--brand-700);
  font-size: 11.5px; font-weight: 700; padding: 3px 10px; border-radius: 20px;
}
.news .body { padding: 18px 20px 20px; display: flex; flex-direction: column; flex: 1; }
.news .body time { font-size: 12px; color: var(--ink-4); margin-bottom: 8px; }
.news .body h4 { font-size: 15.5px; margin-bottom: 8px; line-height: 1.55; }
.news .body p {
  font-size: 13.5px; color: var(--ink-3); flex: 1; margin-bottom: 14px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.news .body a { font-size: 13.5px; font-weight: 600; color: var(--brand-700); display: inline-flex; align-items: center; gap: 5px; }
.news .body a svg { width: 14px; height: 14px; }

/* ==========================================================================
   17. 底部 CTA
   ========================================================================== */
.cta-band {
  background: linear-gradient(120deg, var(--brand-700) 0%, var(--brand) 55%, #6fd0f5 100%);
  padding: 56px 0; color: #fff; position: relative; overflow: hidden;
}
.cta-band::after {
  content: ""; position: absolute; right: -80px; top: -80px; width: 320px; height: 320px;
  border-radius: 50%; background: rgba(255, 255, 255, .1);
}
.cta-band .wrap { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.cta-band h2 { font-size: 28px; color: #fff; margin-bottom: 6px; }
.cta-band p { color: rgba(255, 255, 255, .88); font-size: 15.5px; }
.cta-band .acts { display: flex; gap: 12px; flex-wrap: wrap; }

/* ==========================================================================
   18. 页脚
   ========================================================================== */
.footer { background: var(--navy); color: rgba(255, 255, 255, .62); padding: 66px 0 0; }
.foot-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr 1.3fr; gap: 36px; padding-bottom: 46px; }
.foot-brand .logo { margin-bottom: 16px; }
.foot-brand .logo-text b { color: #fff; }
.foot-brand > p { font-size: 13.5px; line-height: 1.8; margin-bottom: 20px; max-width: 300px; }
.foot-contact { display: grid; gap: 10px; font-size: 13.5px; }
.foot-contact div { display: flex; align-items: center; gap: 9px; }
.foot-contact svg { width: 15px; height: 15px; color: var(--brand); flex-shrink: 0; }
.foot-contact b { color: #fff; font-weight: 600; }
.foot-col h5 { color: #fff; font-size: 15px; margin-bottom: 18px; font-weight: 600; }
.foot-col a { display: block; font-size: 13.5px; padding: 6px 0; transition: color .16s, transform .16s; }
.foot-col a:hover { color: var(--brand); transform: translateX(3px); }
.foot-sub p { font-size: 13.5px; margin-bottom: 14px; }
.foot-form { display: flex; gap: 8px; margin-bottom: 16px; }
.foot-form input {
  flex: 1; height: 42px; padding: 0 14px; border-radius: var(--r);
  border: 1px solid rgba(255, 255, 255, .18); background: rgba(255, 255, 255, .07);
  color: #fff; font-size: 13.5px;
}
.foot-form input::placeholder { color: rgba(255, 255, 255, .38); }
.foot-form input:focus { outline: none; border-color: var(--brand); }
.foot-form button {
  height: 42px; padding: 0 18px; border-radius: var(--r); font-weight: 600; font-size: 13.5px;
  background: linear-gradient(135deg, var(--accent), var(--accent-600)); color: #fff;
}
.social { display: flex; gap: 9px; }
.social a {
  width: 36px; height: 36px; border-radius: 9px; display: grid; place-items: center;
  background: rgba(255, 255, 255, .08); color: rgba(255, 255, 255, .72);
  transition: background .2s, color .2s, transform .2s;
}
.social a svg { width: 17px; height: 17px; }
.social a:hover { background: var(--brand); color: #fff; transform: translateY(-3px); }

.foot-bottom {
  border-top: 1px solid rgba(255, 255, 255, .1); padding: 20px 0 26px;
  display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  font-size: 13px;
}
.foot-bottom .links { display: flex; gap: 18px; flex-wrap: wrap; }
.foot-bottom .links a:hover { color: var(--brand); }
.foot-bottom .cert { display: flex; gap: 14px; color: rgba(255, 255, 255, .42); }

/* 回到顶部 */
.to-top {
  position: fixed; right: 24px; bottom: 24px; z-index: 70;
  width: 46px; height: 46px; border-radius: 50%;
  background: linear-gradient(135deg, var(--brand), var(--brand-700)); color: #fff;
  display: grid; place-items: center; box-shadow: 0 8px 22px rgba(70, 187, 235, .38);
  opacity: 0; visibility: hidden; transform: translateY(12px);
  transition: opacity .25s, transform .25s, visibility .25s;
}
.to-top svg { width: 19px; height: 19px; }
.to-top.is-show { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { transform: translateY(-3px); }

/* 滚动入场 */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* 轻量提示条 */
.nd-toast {
  position: fixed; left: 50%; top: 96px; z-index: 200;
  transform: translate(-50%, -14px); opacity: 0; visibility: hidden;
  background: var(--navy); color: #fff; font-size: 14px; font-weight: 500;
  padding: 12px 22px; border-radius: var(--r-pill);
  box-shadow: 0 12px 32px rgba(22, 36, 61, .28);
  display: flex; align-items: center; gap: 8px;
  transition: opacity .25s ease, transform .25s ease, visibility .25s;
  max-width: calc(100vw - 40px);
}
.nd-toast::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--green); flex-shrink: 0;
}
.nd-toast.is-error::before { background: #ff6b6b; }
.nd-toast.is-show { opacity: 1; visibility: visible; transform: translate(-50%, 0); }

/* ==========================================================================
   18.5 子页面通用组件
   ========================================================================== */

/* 面包屑 */
.crumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--ink-4); margin-bottom: 18px; flex-wrap: wrap; }
.crumb a:hover { color: var(--brand-700); }
.crumb span { opacity: .5; }
.crumb .cur { color: var(--ink-2); }

/* 子页 Banner */
.page-hero {
  position: relative; overflow: hidden; color: #fff; padding: 56px 0 62px;
  background: linear-gradient(135deg, #12203a 0%, #1b2c49 50%, #22405e 100%);
}
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(760px 380px at 85% 15%, rgba(70, 187, 235, .28), transparent 62%),
              radial-gradient(600px 360px at 5% 95%, rgba(255, 131, 70, .16), transparent 60%);
}
.page-hero::after {
  content: ""; position: absolute; inset: 0; opacity: .45;
  background-image: linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, #000, transparent 80%);
  -webkit-mask-image: linear-gradient(to bottom, #000, transparent 80%);
}
.page-hero .wrap { position: relative; z-index: 2; }
.page-hero h1 { font-size: 38px; letter-spacing: -.6px; color: #fff; margin-bottom: 12px; }
.page-hero > .wrap > p { font-size: 16.5px; color: rgba(255, 255, 255, .76); margin-bottom: 22px; max-width: 860px; }
.page-hero .crumb { color: rgba(255, 255, 255, .55); }
.page-hero .crumb a { color: rgba(255, 255, 255, .75); }
.page-hero .crumb a:hover { color: #fff; }
.page-hero .crumb .cur { color: #fff; }
.page-hero .hero-badge { background: rgba(255, 255, 255, .1); border-color: rgba(255, 255, 255, .18); }
.page-hero-meta { display: flex; gap: 22px; flex-wrap: wrap; margin-top: 24px; padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, .14); max-width: 860px; }
.page-hero-meta div { display: flex; align-items: center; gap: 8px; font-size: 13.5px; color: rgba(255, 255, 255, .74); }
.page-hero-meta svg { width: 16px; height: 16px; color: var(--brand); }

/* 页内锚点小导航 */
.pillnav {
  position: sticky; top: var(--header-h); z-index: 40;
  background: rgba(255, 255, 255, .96); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.pillnav .wrap { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; }
.pillnav .wrap::-webkit-scrollbar { display: none; }
.pillnav a {
  padding: 15px 16px; font-size: 14.5px; font-weight: 500; color: var(--ink-3);
  white-space: nowrap; border-bottom: 2px solid transparent; transition: color .16s, border-color .16s;
}
.pillnav a:hover { color: var(--brand-700); border-bottom-color: var(--brand); }

/* 区块标题（带锚点偏移） */
.anchor { scroll-margin-top: 130px; }

/* 规格对比表 */
.table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r-lg); background: #fff; }
.spec-table { width: 100%; border-collapse: collapse; min-width: 720px; font-size: 14px; }
.spec-table th, .spec-table td { padding: 14px 18px; text-align: left; border-bottom: 1px solid var(--line); }
.spec-table thead th { background: var(--brand-050); color: var(--ink); font-weight: 700; font-size: 14px; white-space: nowrap; }
.spec-table th:first-child { color: var(--ink-3); font-weight: 600; width: 130px; }
.spec-table tbody tr:last-child th, .spec-table tbody tr:last-child td { border-bottom: 0; }
.spec-table tbody tr:hover td { background: var(--bg-soft); }
.spec-table td b { color: var(--ink); }
.spec-table .yes { color: var(--green); font-weight: 600; }
.spec-table .no { color: var(--ink-4); }

/* 图文左右 */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: center; }
.split--rev > div:first-child { order: 2; }
.split h3 { font-size: 26px; margin-bottom: 14px; }
.split > div > p { font-size: 15.5px; color: var(--ink-3); margin-bottom: 20px; }
.check-list { display: grid; gap: 12px; margin-bottom: 24px; }
.check-list li { display: flex; gap: 11px; align-items: flex-start; font-size: 14.5px; color: var(--ink-2); }
.check-list svg { width: 19px; height: 19px; color: var(--brand-600); flex-shrink: 0; margin-top: 3px; }

/* 编号步骤 */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.step { position: relative; padding: 26px 20px; background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); }
.step i {
  font-style: normal; display: grid; place-items: center; width: 34px; height: 34px;
  border-radius: 10px; background: var(--brand); color: #fff; font-weight: 800; font-size: 15px; margin-bottom: 14px;
}
.step h4 { font-size: 16px; margin-bottom: 6px; }
.step p { font-size: 13.5px; color: var(--ink-3); }

/* 资讯列表 */
.post-list { display: grid; gap: 14px; }
.post {
  display: grid; grid-template-columns: 110px 1fr auto; gap: 24px; align-items: center;
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 20px 24px; transition: transform .2s, box-shadow .2s, border-color .2s;
}
.post:hover { transform: translateX(4px); box-shadow: var(--shadow-2); border-color: transparent; }
.post .date { text-align: center; padding-right: 22px; border-right: 1px solid var(--line); }
.post .date b { display: block; font-family: var(--font-num); font-size: 26px; font-weight: 800; color: var(--brand-700); line-height: 1.1; }
.post .date span { font-size: 12px; color: var(--ink-4); }
.post h3 { font-size: 17px; margin-bottom: 6px; }
.post .cat {
  display: inline-block; font-size: 11.5px; font-weight: 700; color: var(--brand-700);
  background: var(--brand-100); padding: 2px 10px; border-radius: 20px; margin-right: 8px; vertical-align: 2px;
}
.post p { font-size: 13.8px; color: var(--ink-3); }
.post .go {
  font-size: 13.5px; font-weight: 600; color: var(--brand-700); display: inline-flex; align-items: center; gap: 6px;
  white-space: nowrap; border: 0; background: none; cursor: pointer; font-family: inherit; align-self: flex-start; padding: 0;
}
.post .go svg { width: 15px; height: 15px; transition: transform .22s; }
.post .go[aria-expanded="true"] svg { transform: rotate(90deg); }
.post-full {
  margin-top: 14px; padding-top: 14px; border-top: 1px dashed var(--line);
  font-size: 13.8px; color: var(--ink-3); line-height: 1.85;
}
.post-full p + p { margin-top: 10px; }
.post-full[hidden] { display: none; }

/* 订阅表单 */
.sub-form { display: flex; gap: 10px; }
.sub-form input {
  flex: 1; min-width: 0; border: 1px solid var(--line); border-radius: var(--r); padding: 12px 16px;
  font-size: 14px; background: #fff; transition: border-color .2s, box-shadow .2s;
}
.sub-form input:focus { outline: 0; border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-100); }
@media (max-width: 520px) { .sub-form { flex-direction: column; } }

/* 分页 */
.pager { display: flex; justify-content: center; gap: 6px; margin-top: 34px; }
.pager a, .pager b {
  min-width: 38px; height: 38px; padding: 0 12px; border-radius: var(--r);
  border: 1px solid var(--line); background: #fff; display: grid; place-items: center;
  font-size: 14px; color: var(--ink-2); transition: border-color .18s, color .18s, background .18s;
}
.pager a:hover { border-color: var(--brand); color: var(--brand-700); }
.pager b { background: var(--brand); border-color: var(--brand); color: #fff; font-weight: 600; }

/* 文档 / 入口卡片 */
.doc-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.doc {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 24px 22px;
  transition: transform .22s, box-shadow .22s, border-color .22s;
}
.doc:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); border-color: transparent; }
.doc .di {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  background: var(--brand-100); color: var(--brand-700); margin-bottom: 14px;
}
.doc .di svg { width: 21px; height: 21px; }
.doc h4 { font-size: 16px; margin-bottom: 6px; }
.doc p { font-size: 13.5px; color: var(--ink-3); margin-bottom: 14px; }
.doc a { font-size: 13.5px; font-weight: 600; color: var(--brand-700); display: inline-flex; align-items: center; gap: 5px; }
.doc a svg { width: 14px; height: 14px; }

/* 联系卡片 */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.contact {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 26px 24px; text-align: center;
}
.contact .ci {
  width: 50px; height: 50px; border-radius: 14px; display: grid; place-items: center; margin: 0 auto 16px;
  background: linear-gradient(135deg, var(--brand-100), #dff1fb); color: var(--brand-700);
}
.contact .ci svg { width: 23px; height: 23px; }
.contact h4 { font-size: 16px; margin-bottom: 6px; }
.contact b { display: block; font-size: 19px; color: var(--brand-700); font-family: var(--font-num); margin-bottom: 4px; }
.contact p { font-size: 13.5px; color: var(--ink-3); }

/* 资质 */
.cert-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.cert {
  text-align: center; padding: 24px 18px; background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
}
.cert .ci { width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center; margin: 0 auto 12px; background: var(--brand-100); color: var(--brand-700); }
.cert .ci svg { width: 22px; height: 22px; }
.cert b { display: block; font-size: 15px; color: var(--ink); margin-bottom: 4px; }
.cert span { font-size: 12.5px; color: var(--ink-4); }

/* 场景卡（站群） */
.scene-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.scene {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 24px 22px;
  transition: transform .22s, box-shadow .22s;
}
.scene:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); }
.scene .si { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: var(--accent-100); color: var(--accent-600); margin-bottom: 14px; }
.scene .si svg { width: 21px; height: 21px; }
.scene h4 { font-size: 16px; margin-bottom: 7px; }
.scene p { font-size: 13.5px; color: var(--ink-3); }

/* 下拉项高亮 */
.drop a.is-active { background: var(--brand-100); }

/* ==========================================================================
   18.6 计费周期切换
   ========================================================================== */
.cycle {
  display: inline-flex; align-items: center; gap: 4px; padding: 4px;
  background: #fff; border: 1px solid var(--line); border-radius: 45px; box-shadow: var(--shadow-1);
}
.cycle button {
  border: 0; background: transparent; cursor: pointer; font: inherit; font-size: 13.5px; font-weight: 600;
  color: var(--ink-3); padding: 9px 20px; border-radius: 45px; transition: all .2s; white-space: nowrap;
}
.cycle button:hover { color: var(--brand-700); }
.cycle button.is-active { background: var(--brand); color: #fff; box-shadow: 0 4px 12px rgba(70, 187, 235, .3); }
.cycle button em {
  font-style: normal; font-size: 11px; font-weight: 700; margin-left: 5px; padding: 2px 6px;
  border-radius: 20px; background: var(--accent-100); color: var(--accent-600);
}
.cycle button.is-active em { background: rgba(255, 255, 255, .26); color: #fff; }
.cycle-hint { margin-top: 14px; font-size: 13px; color: var(--ink-4); text-align: center; }

.plan .save {
  display: inline-block; font-size: 11.5px; font-weight: 700; color: var(--accent-600);
  background: var(--accent-100); padding: 2px 8px; border-radius: 20px; margin-left: 6px; vertical-align: 3px;
}
.plan .price .per { transition: color .2s; }
.plan .origin { min-height: 18px; }
.plan-more {
  display: inline-flex; align-items: center; justify-content: center; gap: 5px;
  margin-top: 10px; font-size: 12.5px; font-weight: 600; color: var(--brand-700);
}
.plan-more svg { width: 13px; height: 13px; transition: transform .2s; }
.plan-more:hover svg { transform: translateX(3px); }

/* ==========================================================================
   18.7 询价弹窗
   ========================================================================== */
.modal {
  position: fixed; inset: 0; z-index: 300; display: grid; place-items: center; padding: 24px;
  background: rgba(16, 32, 54, .5); backdrop-filter: blur(3px);
  opacity: 0; visibility: hidden; transition: opacity .22s, visibility .22s;
}
.modal.is-open { opacity: 1; visibility: visible; }
.modal-card {
  width: 100%; max-width: 468px; background: #fff; border-radius: var(--r-lg); box-shadow: var(--shadow-2);
  padding: 28px 28px 24px; transform: translateY(14px) scale(.98); transition: transform .26s cubic-bezier(.2,.9,.3,1);
  max-height: calc(100vh - 48px); overflow-y: auto;
}
.modal.is-open .modal-card { transform: none; }
.modal-card h3 { font-size: 20px; margin-bottom: 4px; }
.modal-card > p { font-size: 13.5px; color: var(--ink-3); margin-bottom: 18px; }
.modal-sum {
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--r);
  padding: 14px 16px; margin-bottom: 18px;
}
.modal-sum .row { display: flex; justify-content: space-between; gap: 14px; font-size: 13.5px; padding: 4px 0; }
.modal-sum .row span { color: var(--ink-4); }
.modal-sum .row b { color: var(--ink); font-weight: 600; text-align: right; }
.modal-sum .row.tot { border-top: 1px dashed var(--line); margin-top: 6px; padding-top: 10px; }
.modal-sum .row.tot b { font-family: var(--font-num); font-size: 20px; color: var(--accent-600); }
.modal-x {
  position: absolute; top: 14px; right: 16px; width: 32px; height: 32px; border: 0; border-radius: 50%;
  background: var(--bg-soft); color: var(--ink-3); cursor: pointer; font-size: 19px; line-height: 1;
  display: grid; place-items: center; transition: all .2s;
}
.modal-x:hover { background: var(--brand-100); color: var(--brand-700); }
.modal-card { position: relative; }
.modal .field { margin-bottom: 13px; }
.modal .field input, .modal .field select, .modal .field textarea {
  width: 100%; border: 1px solid var(--line); border-radius: var(--r); padding: 11px 13px;
  font: inherit; font-size: 14px; color: var(--ink); background: #fff; transition: border-color .2s, box-shadow .2s;
}
.modal .field input:focus, .modal .field select:focus, .modal .field textarea:focus {
  outline: 0; border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-100);
}
.modal .field textarea { resize: vertical; min-height: 74px; }
.modal .fine { font-size: 12px; color: var(--ink-4); margin-top: 12px; text-align: center; }

/* ==========================================================================
   18.8 筛选栏 / 标签 / 空态
   ========================================================================== */
.filter-bar { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-bottom: 30px; }
.filter-bar button {
  border: 1px solid var(--line); background: #fff; color: var(--ink-3); cursor: pointer;
  font: inherit; font-size: 13.5px; font-weight: 600; padding: 8px 18px; border-radius: 45px; transition: all .2s;
}
.filter-bar button:hover { border-color: var(--brand); color: var(--brand-700); }
.filter-bar button.is-active { background: var(--brand); border-color: var(--brand); color: #fff; }
.filter-count {
  align-self: center; margin-left: 6px; font-size: 13px; color: var(--ink-4);
}
.filter-count b { color: var(--accent-700); font-weight: 700; padding: 0 2px; }

.post .cat.is-top { background: var(--accent-100); color: var(--accent-600); }
.post.is-feat { border-left: 3px solid var(--accent); }
.post[hidden] { display: none; }
.empty { text-align: center; padding: 60px 20px; color: var(--ink-4); }
.empty svg { width: 46px; height: 46px; opacity: .4; margin-bottom: 12px; }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 34px; }
.tag-cloud a {
  font-size: 12.5px; color: var(--ink-3); background: #fff; border: 1px solid var(--line);
  padding: 6px 13px; border-radius: 45px; transition: all .2s;
}
.tag-cloud a:hover { border-color: var(--brand); color: var(--brand-700); background: var(--brand-050); }

/* 锚点导航高亮 */
.pillnav a.is-active { color: var(--brand-700); border-bottom-color: var(--brand); font-weight: 600; }

/* ==========================================================================
   18.9 404
   ========================================================================== */
.nf {
  padding: 90px 0 100px; text-align: center;
  background: linear-gradient(180deg, #fff 0%, var(--bg-soft) 100%);
}
.nf .code {
  font-family: var(--font-num); font-size: 118px; font-weight: 800; line-height: 1; letter-spacing: -4px;
  background: linear-gradient(135deg, var(--brand), var(--brand-700)); -webkit-background-clip: text;
  background-clip: text; color: transparent; margin-bottom: 10px;
}
.nf h1 { font-size: 26px; margin-bottom: 10px; }
.nf > .wrap > p { font-size: 15px; color: var(--ink-3); max-width: 520px; margin: 0 auto 26px; }
.nf-links { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 34px; }
.nf-links a {
  display: inline-flex; align-items: center; gap: 6px; font-size: 13.5px; font-weight: 600; color: var(--ink-2);
  background: #fff; border: 1px solid var(--line); padding: 9px 16px; border-radius: 45px; transition: all .2s;
}
.nf-links a:hover { border-color: var(--brand); color: var(--brand-700); transform: translateY(-2px); }
.nf-links a svg { width: 15px; height: 15px; }

/* ==========================================================================
   18.10 悬浮客服面板
   ========================================================================== */
.fab {
  position: fixed; right: 22px; bottom: 22px; z-index: 200;
  display: flex; flex-direction: column-reverse; align-items: flex-end; gap: 12px;
}
.fab-main {
  width: 54px; height: 54px; border: 0; border-radius: 50%; cursor: pointer;
  background: linear-gradient(135deg, var(--brand), var(--brand-700)); color: #fff;
  display: grid; place-items: center; box-shadow: 0 8px 22px rgba(70, 187, 235, .42);
  transition: transform .22s, box-shadow .22s;
}
.fab-main:hover { transform: scale(1.06); }
.fab-main svg { width: 24px; height: 24px; }
.fab-main .ico-x { display: none; }
.fab.is-open .fab-main .ico-chat { display: none; }
.fab.is-open .fab-main .ico-x { display: block; }
.fab-main .badge {
  position: absolute; top: -2px; right: -2px; min-width: 18px; height: 18px; padding: 0 5px;
  background: var(--accent); color: #fff; font-size: 11px; font-weight: 700; border-radius: 20px;
  display: grid; place-items: center; border: 2px solid #fff;
}
.fab-main { position: relative; }

.fab-list {
  display: flex; flex-direction: column; gap: 10px; align-items: flex-end;
  opacity: 0; visibility: hidden; transform: translateY(10px); transition: all .24s;
}
.fab.is-open .fab-list { opacity: 1; visibility: visible; transform: none; }
.fab-item {
  display: flex; align-items: center; gap: 10px; background: #fff; border: 1px solid var(--line);
  border-radius: 45px; padding: 9px 16px 9px 12px; box-shadow: var(--shadow-2);
  font-size: 13.5px; font-weight: 600; color: var(--ink); white-space: nowrap;
  transition: transform .2s, border-color .2s;
}
.fab-item:hover { transform: translateX(-3px); border-color: var(--brand); }
.fab-item .fi {
  width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center;
  background: var(--brand-100); color: var(--brand-700); flex-shrink: 0;
}
.fab-item .fi svg { width: 16px; height: 16px; }
.fab-item.orange .fi { background: var(--accent-100); color: var(--accent-600); }
.fab-item small { display: block; font-size: 11.5px; font-weight: 500; color: var(--ink-4); }

/* ==========================================================================
   18.11 价格计算器
   ========================================================================== */
.calc { display: grid; grid-template-columns: 1.15fr .85fr; gap: 0; background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-1); }
.calc-form { padding: 28px 26px; }
.calc-form h4 { font-size: 16px; margin-bottom: 18px; }
.calc-row { margin-bottom: 18px; }
.calc-row > label { display: block; font-size: 13px; font-weight: 600; color: var(--ink-2); margin-bottom: 8px; }
.seg { display: flex; flex-wrap: wrap; gap: 7px; }
.seg label {
  position: relative; border: 1px solid var(--line); border-radius: var(--r); padding: 8px 14px;
  font-size: 13px; color: var(--ink-3); cursor: pointer; background: #fff; transition: all .18s; user-select: none;
}
.seg label:hover { border-color: var(--brand); color: var(--brand-700); }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg input:checked + span { color: var(--brand-700); font-weight: 700; }
.seg label:has(input:checked) { border-color: var(--brand); background: var(--brand-050); box-shadow: 0 0 0 3px var(--brand-100); }
.seg label.is-on { border-color: var(--brand); background: var(--brand-050); box-shadow: 0 0 0 3px var(--brand-100); }
.seg label.is-on span { color: var(--brand-700); font-weight: 700; }

.calc-result {
  padding: 28px 26px; background: linear-gradient(160deg, var(--brand-700), #0e7fb5 60%, #0b6e9d);
  color: #fff; display: flex; flex-direction: column;
}
.calc-result h4 { font-size: 15px; color: rgba(255, 255, 255, .82); margin-bottom: 6px; font-weight: 600; }
.calc-price { display: flex; align-items: baseline; gap: 4px; margin: 6px 0 2px; }
.calc-price .cur { font-size: 19px; font-weight: 700; }
.calc-price .val { font-family: var(--font-num); font-size: 44px; font-weight: 800; line-height: 1; letter-spacing: -1.5px; }
.calc-price .per { font-size: 14px; color: rgba(255, 255, 255, .8); }
.calc-hour { font-size: 12.5px; color: rgba(255, 255, 255, .72); margin-bottom: 18px; }
.calc-lines { border-top: 1px solid rgba(255, 255, 255, .18); padding-top: 14px; margin-bottom: 20px; }
.calc-lines .row { display: flex; justify-content: space-between; font-size: 13px; padding: 5px 0; color: rgba(255, 255, 255, .88); }
.calc-lines .row.dim { color: rgba(255, 255, 255, .58); }
.calc-lines .row b { font-weight: 600; }
.calc-result .btn { margin-top: auto; background: #fff; color: var(--brand-700); }
.calc-result .btn:hover { background: #fff; transform: translateY(-2px); }
.calc-note { font-size: 11.5px; color: rgba(255, 255, 255, .6); margin-top: 12px; line-height: 1.6; }

/* ==========================================================================
   18.12 套餐对比
   ========================================================================== */
.plan .pick {
  position: absolute; top: 12px; right: 12px; z-index: 2;
  display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--ink-4);
  background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 4px 10px; cursor: pointer;
  transition: all .18s;
}
.plan .pick:hover { border-color: var(--brand); color: var(--brand-700); }
.plan .pick input { accent-color: var(--brand); margin: 0; cursor: pointer; }
.plan.is-picked { border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-100); }
.plan .hourly { font-size: 12px; color: var(--ink-4); margin-bottom: 14px; }

.cmp-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 190; background: #fff;
  border-top: 1px solid var(--line); box-shadow: 0 -6px 24px rgba(16, 32, 54, .12);
  transform: translateY(110%); transition: transform .28s cubic-bezier(.2,.9,.3,1);
}
.cmp-bar.is-show { transform: none; }
.cmp-bar .wrap { display: flex; align-items: center; gap: 14px; padding: 14px 20px; }
.cmp-bar .txt { font-size: 13.5px; color: var(--ink-3); margin-right: auto; }
.cmp-bar .txt b { color: var(--brand-700); font-family: var(--font-num); font-size: 15px; }
.cmp-chips { display: flex; gap: 8px; flex-wrap: wrap; }
.cmp-chip {
  display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 600; color: var(--ink-2);
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: 20px; padding: 5px 8px 5px 12px;
}
.cmp-chip button {
  border: 0; background: rgba(0, 0, 0, .06); color: var(--ink-4); width: 17px; height: 17px; border-radius: 50%;
  cursor: pointer; font-size: 13px; line-height: 1; display: grid; place-items: center;
}
.cmp-chip button:hover { background: #ff6b6b; color: #fff; }
.cmp-bar .acts { display: flex; gap: 8px; }

@media (max-width: 900px) {
  .cmp-bar .wrap { flex-wrap: wrap; }
  .cmp-chips { display: none; }
  .cmp-bar .txt { width: 100%; }
}

/* ==========================================================================
   18.13 服务状态页
   ========================================================================== */
.status-hero {
  padding: 44px 0 40px; text-align: center; color: #fff;
  background: linear-gradient(135deg, var(--brand-700), #0b6e9d);
}
.status-hero .pill {
  display: inline-flex; align-items: center; gap: 8px; font-size: 13.5px; font-weight: 600;
  background: rgba(255, 255, 255, .16); border: 1px solid rgba(255, 255, 255, .26);
  padding: 8px 18px; border-radius: 45px; margin-bottom: 14px;
}
.status-hero .pill .dot { width: 9px; height: 9px; border-radius: 50%; background: #4ade80; box-shadow: 0 0 0 4px rgba(74, 222, 128, .28); }
.status-hero h1 { font-size: 30px; margin-bottom: 8px; }
.status-hero p { font-size: 14.5px; color: rgba(255, 255, 255, .82); }
.status-hero .upd { font-size: 12.5px; color: rgba(255, 255, 255, .62); margin-top: 10px; }

.status-metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: -30px; position: relative; z-index: 2; }
.metric {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 20px 18px; text-align: center;
  box-shadow: var(--shadow-1);
}
.metric b { display: block; font-family: var(--font-num); font-size: 26px; font-weight: 800; color: var(--brand-700); line-height: 1.2; }
.metric span { font-size: 12.5px; color: var(--ink-4); }

.node-status { display: grid; gap: 12px; }
.ns {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 18px 22px;
  display: grid; grid-template-columns: 1fr auto auto; gap: 20px; align-items: center;
}
.ns .name { display: flex; align-items: center; gap: 10px; font-size: 15px; font-weight: 600; }
.ns .name .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--green); flex-shrink: 0; }
.ns.is-warn .name .dot { background: var(--accent); }
.ns .name small { font-weight: 500; font-size: 12.5px; color: var(--ink-4); }
.ns .up { font-family: var(--font-num); font-size: 15px; font-weight: 700; color: var(--ink-2); }
.ns .bars { display: flex; gap: 2px; }
.ns .bars i { width: 4px; height: 26px; border-radius: 1px; background: var(--green); opacity: .85; display: block; }
.ns .bars i.warn { background: var(--accent); }
.ns .bars i.down { background: #ff6b6b; }

.incident { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 20px 22px; margin-bottom: 14px; }
.incident .top { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 8px; }
.incident h4 { font-size: 15.5px; }
.incident .tag { font-size: 11.5px; font-weight: 700; padding: 2px 9px; border-radius: 20px; background: var(--brand-100); color: var(--brand-700); }
.incident .tag.ok { background: #dcfce7; color: #16a34a; }
.incident .meta { font-size: 12.5px; color: var(--ink-4); margin-bottom: 8px; }
.incident p { font-size: 13.8px; color: var(--ink-3); }

/* ==========================================================================
   18.14 网络测速 / Looking Glass
   ========================================================================== */
.lg-form { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 18px; }
.lg-form select, .lg-form input {
  border: 1px solid var(--line); border-radius: var(--r); padding: 11px 14px; font-size: 14px; background: #fff; min-width: 180px;
}
.lg-form select:focus, .lg-form input:focus { outline: 0; border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-100); }
.lg-out {
  background: #12243a; color: #cfe9f7; border-radius: var(--r); padding: 18px 20px; font-family: var(--font-num);
  font-size: 13px; line-height: 1.85; white-space: pre-wrap; min-height: 180px; overflow-x: auto;
}
.lg-out .ok { color: #4ade80; }

.test-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.test-card { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 22px 24px; }
.test-card h4 { display: flex; align-items: center; gap: 8px; font-size: 16px; margin-bottom: 4px; }
.test-card h4 .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); }
.test-card .zone { font-size: 12.5px; color: var(--ink-4); margin-bottom: 14px; }
.test-ip {
  display: flex; align-items: center; gap: 10px; background: var(--bg-soft); border: 1px dashed var(--line);
  border-radius: var(--r); padding: 12px 14px; margin-bottom: 12px;
}
.test-ip code { font-family: var(--font-num); font-size: 15px; font-weight: 700; color: var(--ink); }
.test-ip .copy {
  margin-left: auto; border: 1px solid var(--line); background: #fff; border-radius: 20px; padding: 5px 12px;
  font-size: 12px; font-weight: 600; color: var(--ink-3); cursor: pointer; transition: all .2s; white-space: nowrap;
}
.test-ip .copy:hover { border-color: var(--brand); color: var(--brand-700); }
.test-card .spec { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 14px; font-size: 13px; }
.test-card .spec div { display: flex; justify-content: space-between; border-bottom: 1px dashed var(--line); padding-bottom: 6px; }
.test-card .spec span { color: var(--ink-4); }
.test-card .spec b { color: var(--ink-2); font-weight: 600; }
.test-card .dl { margin-top: 14px; display: flex; gap: 8px; flex-wrap: wrap; }
.test-card .dl a {
  font-size: 12.5px; font-weight: 600; color: var(--brand-700); background: var(--brand-050);
  border: 1px solid var(--brand-100); border-radius: 20px; padding: 6px 13px; transition: all .2s;
}
.test-card .dl a:hover { background: var(--brand); color: #fff; border-color: var(--brand); }

/* ==========================================================================
   18.6 产品库：节点分组 Tab + 全量机型数据表
   ========================================================================== */

/* --- 分组 Tab --- */
.pzone-tabs {
  display: flex; gap: 8px; overflow-x: auto; padding: 4px 2px 12px;
  scrollbar-width: thin;
}
.pzone-tabs::-webkit-scrollbar { height: 5px; }
.pzone-tabs::-webkit-scrollbar-thumb { background: var(--line); border-radius: 4px; }
.ptab {
  flex: 0 0 auto; display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 15px; border: 1px solid var(--line); border-radius: var(--r-pill);
  background: #fff; color: var(--ink-2); font: inherit; font-size: 13.5px; font-weight: 600;
  cursor: pointer; transition: .18s; white-space: nowrap;
}
.ptab em {
  font-style: normal; font-size: 11px; font-weight: 700; color: var(--ink-4);
  background: var(--bg-soft); border-radius: 10px; padding: 1px 6px;
}
.ptab:hover { border-color: var(--brand); color: var(--brand-700); }
.ptab.is-active {
  background: var(--brand); border-color: var(--brand); color: #fff;
  box-shadow: 0 4px 12px rgba(70, 187, 235, .3);
}
.ptab.is-active em { background: rgba(255, 255, 255, .24); color: #fff; }

/* --- 分组面板 --- */
.ppanel { margin-top: 4px; }
.pbar {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 20px;
  flex-wrap: wrap; margin-bottom: 14px;
}
.pbar-title { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.pbar-title b { font-size: 19px; color: var(--ink); }
.pbar-info p { margin-top: 6px; font-size: 13.5px; color: var(--ink-3); max-width: 720px; }
.ptag-line { display: inline-flex; gap: 6px; flex-wrap: wrap; }
.ptag {
  font-style: normal; font-size: 11.5px; font-weight: 600; color: var(--brand-700);
  background: var(--brand-100); border-radius: 4px; padding: 2px 8px;
}
.ptag--gray { color: var(--ink-3); background: #eef2f7; }

.ptools { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.psearch {
  display: inline-flex; align-items: center; gap: 7px; padding: 0 12px;
  height: 38px; border: 1px solid var(--line); border-radius: var(--r-pill); background: #fff;
}
.psearch svg { width: 16px; height: 16px; color: var(--ink-4); flex: 0 0 auto; }
.psearch input { border: 0; outline: 0; background: none; font: inherit; font-size: 13.5px; width: 190px; }
.psort {
  height: 38px; padding: 0 12px; border: 1px solid var(--line); border-radius: var(--r-pill);
  background: #fff; font: inherit; font-size: 13.5px; color: var(--ink-2); cursor: pointer;
}
.psort:focus-visible, .psearch:focus-within { border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-100); }

/* --- 数据表 --- */
.ptable-wrap {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
  overflow: hidden; box-shadow: var(--shadow-1);
}
.ptable-scroll { overflow-x: auto; }
.ptable { width: 100%; border-collapse: collapse; font-size: 14px; }
.ptable thead th {
  background: var(--bg-soft-2); color: var(--ink-3); font-size: 12.5px; font-weight: 700;
  text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line);
  white-space: nowrap; letter-spacing: .3px;
}
.ptable tbody td {
  padding: 13px 14px; border-bottom: 1px solid #eef2f7; color: var(--ink-2);
  vertical-align: middle;
}
.ptable tbody tr:last-child td { border-bottom: 0; }
.ptable tbody tr:hover { background: var(--brand-050); }
.ptable .pname b { display: block; font-size: 14.5px; font-weight: 600; color: var(--ink); }
.ptable .pname span { display: block; margin-top: 3px; font-size: 11.5px; color: var(--ink-4); }
.ptable td:nth-child(n+2):nth-child(-n+7) { white-space: nowrap; font-size: 13.5px; }
.ptable .pprice { white-space: nowrap; }
.ptable .pprice .cur { font-size: 13px; color: var(--accent); font-weight: 600; }
.ptable .pprice .val {
  font-size: 22px; font-weight: 700; color: var(--accent); font-family: var(--font-num);
  padding: 0 1px;
}
.ptable .pprice .per { font-size: 12px; color: var(--ink-4); }
.pempty { padding: 34px 16px; text-align: center; color: var(--ink-4); font-size: 14px; }
.pnote { margin-top: 12px; font-size: 12.5px; color: var(--ink-4); }

.btn--xs { padding: 7px 14px; font-size: 12.5px; border-radius: var(--r-pill); }

/* --- 产品总览（products.html） --- */
.cat-block { margin-bottom: 46px; }
.cat-head {
  display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap;
  padding-bottom: 12px; margin-bottom: 20px; border-bottom: 2px solid var(--line);
}
.cat-head h3 { font-size: 21px; color: var(--ink); }
.cat-head span { font-size: 13px; color: var(--ink-4); }

.node-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.node-card {
  display: flex; flex-direction: column; padding: 18px; background: #fff;
  border: 1px solid var(--line); border-radius: var(--r-lg); text-decoration: none;
  transition: .2s; box-shadow: var(--shadow-1);
}
.node-card:hover {
  border-color: var(--brand); box-shadow: var(--shadow-2); transform: translateY(-3px);
}
.nc-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.nc-head b { font-size: 15.5px; color: var(--ink); }
.node-card p {
  margin: 9px 0 12px; font-size: 13px; color: var(--ink-3); line-height: 1.65;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.nc-tags { display: flex; gap: 5px; flex-wrap: wrap; margin-bottom: 14px; }
.nc-foot {
  display: flex; align-items: baseline; justify-content: space-between;
  margin-top: auto; padding-top: 12px; border-top: 1px dashed var(--line);
}
.nc-price { font-size: 21px; font-weight: 700; color: var(--accent); font-family: var(--font-num); }
.nc-price em { font-style: normal; font-size: 12px; font-weight: 500; color: var(--ink-4); padding-left: 2px; }
.nc-count { font-size: 12px; color: var(--ink-4); }

/* ==========================================================================
   19. 响应式
   ========================================================================== */
@media (max-width: 1080px) {
  .split { grid-template-columns: 1fr; gap: 34px; }
  .split--rev > div:first-child { order: 0; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .doc-grid, .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .scene-grid { grid-template-columns: repeat(2, 1fr); }
  .status-metrics { grid-template-columns: repeat(2, 1fr); }
  .test-grid { grid-template-columns: 1fr; }
  .calc { grid-template-columns: 1fr; }
  .hero .wrap { grid-template-columns: 1fr; gap: 40px; }
  .hero h1 { font-size: 42px; }
  .prod-grid, .plan-grid { grid-template-columns: repeat(2, 1fr); }
  .sol-grid { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: 1fr 1fr 1fr; }
  .foot-brand { grid-column: 1 / -1; }
  .console-sec .wrap, .dc-wrap { grid-template-columns: 1fr; gap: 40px; }
  .node-grid { grid-template-columns: repeat(3, 1fr); }
  .ptable thead th, .ptable tbody td { padding: 11px 10px; }
}
@media (max-width: 900px) {
  .nav, .header-actions .btn--sm { display: none; }
  .burger { display: grid; margin-left: auto; }
  .drawer { display: block; }
  .feat-grid { grid-template-columns: 1fr 1fr; }
  .quote-grid, .news-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .section { padding: 64px 0; }
  .sec-head h2 { font-size: 27px; }
  .page-hero { padding: 40px 0 46px; }
  .page-hero h1 { font-size: 29px; }
  .post { grid-template-columns: 1fr; gap: 12px; padding: 20px; }
  .post .date { display: flex; align-items: baseline; gap: 6px; text-align: left; padding: 0; border: 0; }
  .post .date b { font-size: 16px; }
  .post .go { align-self: auto; }
  .contact-grid { grid-template-columns: 1fr 1fr; }
  .node-grid { grid-template-columns: repeat(2, 1fr); }
  .pbar { align-items: stretch; }
  .ptools { width: 100%; }
  .psearch { flex: 1; }
  .psearch input { width: 100%; }
}
@media (max-width: 640px) {
  .topbar-left { gap: 14px; font-size: 12px; }
  .topbar-left .hide-sm { display: none; }
  .hero { padding: 54px 0 62px; }
  .hero h1 { font-size: 32px; letter-spacing: -.4px; }
  .hero-sub { font-size: 15px; }
  .hero-price .num { font-size: 32px; }
  .prod-grid, .plan-grid, .sol-grid, .feat-grid, .node-list { grid-template-columns: 1fr; }
  .tabs { width: 100%; border-radius: var(--r); }
  .tabs button { flex: 1; padding: 0 10px; font-size: 13.5px; }
  .cta-band h2 { font-size: 23px; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .foot-sub { grid-column: 1 / -1; }
  .foot-bottom { flex-direction: column; align-items: flex-start; }
  .steps, .doc-grid, .cert-grid, .scene-grid, .contact-grid { grid-template-columns: 1fr; }
  .pillnav a { padding: 13px 12px; font-size: 13.5px; }
  .page-hero h1 { font-size: 25px; }
  .page-hero-meta { gap: 14px; }
  .cycle { width: 100%; justify-content: space-between; }
  .cycle button { flex: 1; padding: 9px 8px; font-size: 12.5px; }
  .cycle button em { display: block; margin: 2px 0 0; }
  .modal-card { padding: 24px 20px 20px; }
  .nf .code { font-size: 82px; }
  .filter-bar button { padding: 7px 14px; font-size: 12.5px; }
  .calc { grid-template-columns: 1fr; }
  .calc-form, .calc-result { padding: 22px 20px; }
  .test-grid { grid-template-columns: 1fr; }
  .status-metrics { grid-template-columns: 1fr 1fr; }
  .ns { grid-template-columns: 1fr; gap: 12px; }
  .ns .bars { flex-wrap: wrap; }
  .fab { right: 14px; bottom: 14px; }
  .fab-main { width: 48px; height: 48px; }
  .status-hero h1 { font-size: 24px; }
  .node-grid { grid-template-columns: 1fr; }
  .ptable { font-size: 13px; }
  .ptable thead th, .ptable tbody td { padding: 10px 8px; }
  .ptable .pname b { font-size: 13.5px; }
  .ptable .pprice .val { font-size: 19px; }
  .ptable tbody td:nth-child(6), .ptable thead th:nth-child(6) { display: none; }
  .cat-head { gap: 6px; }
  .cat-head h3 { font-size: 19px; }
}