@charset "UTF-8";
/* ==========================================================================
   幻云科技 · HYDeploy 官网 —— 全局样式
   纯静态前端资源（无外部 CDN 依赖）· 移动优先 · PHP 7.4 站点配套
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. 设计令牌
   -------------------------------------------------------------------------- */
:root {
  /* 底色层级 */
  --ink-0: #04060f;
  --ink-1: #070b18;
  --ink-2: #0a1020;
  --ink-3: #111a33;

  /* 线条 */
  --line: rgba(255, 255, 255, .08);
  --line-2: rgba(255, 255, 255, .14);
  --line-3: rgba(255, 255, 255, .22);

  /* 文字 */
  --text: #eaeefb;
  --text-2: #a8b2cc;
  --text-3: #6d778f;

  /* 品牌 */
  --brand: #3b74ff;
  --brand-2: #6d5efc;
  --brand-3: #22d3ee;
  --brand-soft: rgba(59, 116, 255, .14);
  --brand-grad: linear-gradient(120deg, #3b74ff 0%, #6d5efc 48%, #22d3ee 100%);

  /* 语义 */
  --ok: #22c55e;
  --warn: #f59e0b;
  --danger: #ef4444;

  /* 圆角 */
  --r-xs: 8px;
  --r-sm: 12px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-xl: 32px;
  --r-full: 999px;

  /* 阴影 */
  --sh-1: 0 1px 0 rgba(255, 255, 255, .06) inset, 0 10px 30px rgba(2, 5, 16, .55);
  --sh-2: 0 1px 0 rgba(255, 255, 255, .07) inset, 0 26px 60px -20px rgba(2, 5, 16, .9);
  --sh-glow: 0 20px 60px -22px rgba(59, 116, 255, .65);

  /* 尺寸 */
  --container: 1180px;
  --header-h: 70px;

  /* 动效 */
  --ease: cubic-bezier(.22, .61, .36, 1);

  /* 字体 */
  --font: "Inter", "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", system-ui,
    -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: "JetBrains Mono", "SFMono-Regular", ui-monospace, Menlo, Consolas,
    "Liberation Mono", "Courier New", monospace;
}

/* --------------------------------------------------------------------------
   2. 基础重置
   -------------------------------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 24px);
}

body {
  margin: 0;
  background: var(--ink-1);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.72;
  letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body.is-locked { overflow: hidden; }

h1, h2, h3, h4, h5 {
  margin: 0 0 .6em;
  font-weight: 700;
  line-height: 1.24;
  letter-spacing: -.02em;
}

h1 { font-size: clamp(34px, 5vw, 60px); }
h2 { font-size: clamp(27px, 3.5vw, 42px); }
h3 { font-size: clamp(19px, 2vw, 23px); }
h4 { font-size: 17px; }

p { margin: 0 0 1em; }

a {
  color: inherit;
  text-decoration: none;
  transition: color .2s var(--ease), opacity .2s var(--ease);
}

ul, ol { margin: 0; padding: 0; list-style: none; }

img, svg { display: block; max-width: 100%; }

button, input, textarea, select { font: inherit; color: inherit; }

button { cursor: pointer; border: 0; background: none; }

::selection { background: rgba(59, 116, 255, .35); color: #fff; }

:focus-visible {
  outline: 2px solid var(--brand-3);
  outline-offset: 3px;
  border-radius: 4px;
}

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--ink-0); }
::-webkit-scrollbar-thumb {
  background: #1d2740;
  border: 2px solid var(--ink-0);
  border-radius: var(--r-full);
}
::-webkit-scrollbar-thumb:hover { background: #2a3557; }

/* --------------------------------------------------------------------------
   3. 布局
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.container--wide { max-width: 1320px; }

.section {
  position: relative;
  padding: 104px 0;
}

.section--tight { padding: 72px 0; }
.section--flush-top { padding-top: 0; }

.section--alt {
  background:
    radial-gradient(900px 420px at 50% 0%, rgba(59, 116, 255, .07), transparent 72%),
    var(--ink-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-head {
  max-width: 780px;
  margin: 0 auto 58px;
  text-align: center;
}

.section-head--left { margin-left: 0; text-align: left; }

.section-head h2 { margin-bottom: 14px; }

.section-head p {
  margin: 0;
  color: var(--text-2);
  font-size: 17px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  padding: 6px 14px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-full);
  background: rgba(255, 255, 255, .03);
  color: var(--brand-3);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-3);
  box-shadow: 0 0 0 4px rgba(34, 211, 238, .16);
}

.grad-text {
  background: var(--brand-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.muted { color: var(--text-2); }
.dim { color: var(--text-3); }
.center { text-align: center; }

.grid { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid--gap-sm { gap: 14px; }

/* --------------------------------------------------------------------------
   4. 背景装饰
   -------------------------------------------------------------------------- */
.bg-aura {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.bg-aura i {
  position: absolute;
  display: block;
  border-radius: 50%;
  filter: blur(90px);
  opacity: .5;
}

.bg-aura .a1 {
  top: -250px; left: -140px;
  width: 620px; height: 620px;
  background: radial-gradient(circle, rgba(59, 116, 255, .75), transparent 68%);
}

.bg-aura .a2 {
  top: -180px; right: -160px;
  width: 580px; height: 580px;
  background: radial-gradient(circle, rgba(109, 94, 252, .65), transparent 68%);
}

.bg-aura .a3 {
  bottom: -280px; left: 38%;
  width: 540px; height: 540px;
  background: radial-gradient(circle, rgba(34, 211, 238, .4), transparent 70%);
}

.bg-grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  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;
  -webkit-mask-image: radial-gradient(ellipse 92% 62% at 50% 0%, #000 18%, transparent 78%);
  mask-image: radial-gradient(ellipse 92% 62% at 50% 0%, #000 18%, transparent 78%);
}

.layer { position: relative; z-index: 1; }

.topline {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  height: 2px;
  background: var(--brand-grad);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform .1s linear;
}

/* --------------------------------------------------------------------------
   5. 按钮
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  height: 46px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: var(--r-full);
  font-size: 15px;
  font-weight: 600;
  white-space: nowrap;
  transition: transform .22s var(--ease), box-shadow .22s var(--ease),
    background .22s var(--ease), border-color .22s var(--ease), color .22s var(--ease);
}

.btn svg { flex: none; width: 17px; height: 17px; }

.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--brand-grad);
  color: #fff;
  box-shadow: var(--sh-glow);
}
.btn--primary:hover { box-shadow: 0 26px 70px -22px rgba(59, 116, 255, .9); }

.btn--ghost {
  border-color: var(--line-2);
  background: rgba(255, 255, 255, .04);
  color: var(--text);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}
.btn--ghost:hover {
  border-color: var(--line-3);
  background: rgba(255, 255, 255, .08);
}

.btn--light { background: #fff; color: #0a1024; }
.btn--light:hover { box-shadow: 0 22px 50px -20px rgba(255, 255, 255, .45); }

.btn--lg { height: 54px; padding: 0 30px; font-size: 16px; }
.btn--sm { height: 38px; padding: 0 16px; font-size: 14px; }
.btn--block { width: 100%; }

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--brand-3);
  font-size: 15px;
  font-weight: 600;
}
.link-arrow svg { width: 15px; height: 15px; transition: transform .25s var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }

/* --------------------------------------------------------------------------
   6. 顶部导航
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 120;
  display: flex;
  align-items: center;
  height: var(--header-h);
  border-bottom: 1px solid transparent;
  transition: height .3s var(--ease), background .3s var(--ease),
    border-color .3s var(--ease), -webkit-backdrop-filter .3s var(--ease),
    backdrop-filter .3s var(--ease);
}

.site-header.is-scrolled {
  height: 62px;
  background: rgba(7, 11, 24, .84);
  border-bottom-color: var(--line);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  backdrop-filter: blur(16px) saturate(140%);
}

.nav {
  display: flex;
  align-items: center;
  gap: 26px;
  width: 100%;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-right: auto;
  font-size: 17px;
  font-weight: 700;
}

.brand__mark {
  flex: none;
  width: 36px;
  height: 36px;
  border-radius: 11px;
  box-shadow: 0 8px 22px -8px rgba(59, 116, 255, .9);
}

.brand__text { line-height: 1.15; }

.brand__text small {
  display: block;
  color: var(--text-3);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav__links a {
  position: relative;
  padding: 9px 14px;
  border-radius: var(--r-full);
  color: var(--text-2);
  font-size: 15px;
  font-weight: 500;
}

.nav__links a:hover { color: var(--text); background: rgba(255, 255, 255, .05); }

.nav__links a.is-active { color: #fff; }

.nav__links a.is-active::after {
  content: "";
  position: absolute;
  bottom: 2px; left: 50%;
  width: 16px; height: 2px;
  border-radius: 2px;
  background: var(--brand-grad);
  transform: translateX(-50%);
}

.nav__actions { display: flex; align-items: center; gap: 10px; }

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid var(--line-2);
  border-radius: var(--r-sm);
  background: rgba(255, 255, 255, .04);
}

.nav-toggle span {
  position: relative;
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--text);
  transition: background .2s var(--ease);
}

.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--text);
  transition: transform .28s var(--ease), top .28s var(--ease);
}

.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }

.nav-toggle.is-open span { background: transparent; }
.nav-toggle.is-open span::before { top: 0; transform: rotate(45deg); }
.nav-toggle.is-open span::after { top: 0; transform: rotate(-45deg); }

/* 移动端抽屉 */
.mobile-drawer {
  position: fixed;
  top: 0; right: 0;
  z-index: 110;
  display: flex;
  flex-direction: column;
  gap: 6px;
  width: min(88vw, 360px);
  height: 100vh;
  padding: 92px 22px 32px;
  background: rgba(10, 16, 32, .97);
  border-left: 1px solid var(--line-2);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  transform: translateX(105%);
  transition: transform .38s var(--ease);
  overflow-y: auto;
}

.mobile-drawer.is-open { transform: translateX(0); }

.mobile-drawer a {
  padding: 13px 14px;
  border-radius: var(--r-sm);
  color: var(--text-2);
  font-size: 16px;
  font-weight: 500;
}

.mobile-drawer a:hover,
.mobile-drawer a.is-active {
  background: rgba(255, 255, 255, .06);
  color: #fff;
}

.mobile-drawer hr {
  margin: 12px 0;
  border: 0;
  border-top: 1px solid var(--line);
}

.mobile-drawer .btn { margin-top: 6px; }

.drawer-mask {
  position: fixed;
  inset: 0;
  z-index: 105;
  background: rgba(2, 5, 16, .6);
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s var(--ease), visibility .3s var(--ease);
}

.drawer-mask.is-open { opacity: 1; visibility: visible; }

/* --------------------------------------------------------------------------
   7. Hero
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  padding: calc(var(--header-h) + 74px) 0 92px;
  overflow: hidden;
}

.hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
  gap: 56px;
  align-items: center;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
  padding: 7px 8px 7px 14px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-full);
  background: rgba(255, 255, 255, .03);
  font-size: 13.5px;
  color: var(--text-2);
}

.hero__badge b {
  color: var(--brand-3);
  font-weight: 600;
}

.hero__badge i {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--r-full);
  background: var(--brand-soft);
  color: #9db9ff;
  font-size: 12px;
  font-style: normal;
  font-weight: 600;
}

.hero h1 { margin-bottom: 20px; }

.hero__lead {
  max-width: 560px;
  font-size: 17.5px;
  color: var(--text-2);
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin-top: 26px;
  color: var(--text-3);
  font-size: 14px;
}

.hero__meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.hero__meta svg { width: 15px; height: 15px; color: var(--ok); }

/* 终端窗口 */
.terminal {
  position: relative;
  border: 1px solid var(--line-2);
  border-radius: var(--r-md);
  background: linear-gradient(180deg, rgba(18, 26, 51, .96), rgba(8, 12, 25, .98));
  box-shadow: var(--sh-2);
  overflow: hidden;
}

.terminal::after {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(140deg, rgba(59, 116, 255, .5), transparent 42%, rgba(34, 211, 238, .35));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  pointer-events: none;
}

.terminal__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, .02);
}

.terminal__dots { display: flex; gap: 7px; }

.terminal__dots i {
  width: 11px; height: 11px;
  border-radius: 50%;
  background: #2b3557;
}
.terminal__dots i:nth-child(1) { background: #ff5f57; }
.terminal__dots i:nth-child(2) { background: #febc2e; }
.terminal__dots i:nth-child(3) { background: #28c840; }

.terminal__title {
  margin-left: 6px;
  color: var(--text-3);
  font-family: var(--mono);
  font-size: 12.5px;
}

.terminal__live {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
  padding: 3px 9px;
  border-radius: var(--r-full);
  background: rgba(34, 197, 94, .12);
  color: #5ee08a;
  font-size: 11.5px;
  font-weight: 600;
}

.terminal__live::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--ok);
  animation: pulse 1.8s infinite;
}

.terminal__body {
  min-height: 292px;
  padding: 18px;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.95;
}

.log-line {
  display: flex;
  gap: 10px;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity .4s var(--ease), transform .4s var(--ease);
}

.log-line.is-in { opacity: 1; transform: none; }

.log-line .t { color: #56617d; flex: none; }
.log-line .m { color: #cfd8ef; }
.log-line.ok .m { color: #6ee7a0; }
.log-line.info .m { color: #8fb6ff; }
.log-line.warn .m { color: #fbd38d; }
.log-line .k { color: #22d3ee; }
.log-line .v { color: #f0abfc; }

.terminal__foot {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, .02);
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--text-3);
}

.terminal__foot b { color: #6ee7a0; font-weight: 600; }

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, .5); }
  50% { box-shadow: 0 0 0 7px rgba(34, 197, 94, 0); }
}

/* 悬浮在终端上的小卡 */
.float-card {
  position: absolute;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 12px 15px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-sm);
  background: rgba(12, 18, 36, .92);
  box-shadow: var(--sh-1);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  animation: floaty 6s ease-in-out infinite;
}

.float-card--tl { top: -22px; left: -26px; }
.float-card--br { bottom: -24px; right: -18px; animation-delay: -3s; }

.float-card__icon {
  display: grid;
  place-items: center;
  width: 36px; height: 36px;
  flex: none;
  border-radius: 10px;
  background: var(--brand-soft);
  color: var(--brand-3);
}

.float-card__icon svg { width: 18px; height: 18px; }

.float-card__label { font-size: 12px; color: var(--text-3); line-height: 1.4; }
.float-card__value { font-size: 15px; font-weight: 700; line-height: 1.4; }

@keyframes floaty {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-9px); }
}

/* --------------------------------------------------------------------------
   8. Logo 跑马灯
   -------------------------------------------------------------------------- */
.trust {
  padding: 26px 0 54px;
  border-top: 1px solid var(--line);
}

.trust__label {
  margin-bottom: 22px;
  color: var(--text-3);
  font-size: 13px;
  letter-spacing: .1em;
  text-align: center;
  text-transform: uppercase;
}

.marquee {
  position: relative;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}

.marquee__track {
  display: flex;
  gap: 54px;
  width: max-content;
  animation: marquee 34s linear infinite;
}

.marquee:hover .marquee__track { animation-play-state: paused; }

.marquee__item {
  display: flex;
  align-items: center;
  gap: 9px;
  color: #8c98b6;
  font-size: 16px;
  font-weight: 600;
  white-space: nowrap;
  opacity: .72;
  transition: opacity .25s var(--ease);
}

.marquee__item:hover { opacity: 1; }

.marquee__item svg { width: 20px; height: 20px; }

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* --------------------------------------------------------------------------
   9. 数据指标
   -------------------------------------------------------------------------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, .035), rgba(255, 255, 255, .01));
  overflow: hidden;
}

.stat {
  padding: 30px 26px;
  border-right: 1px solid var(--line);
}

.stat:last-child { border-right: 0; }

.stat__num {
  display: flex;
  align-items: baseline;
  gap: 3px;
  font-size: clamp(30px, 3.6vw, 42px);
  font-weight: 800;
  letter-spacing: -.03em;
  background: var(--brand-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.stat__num u { font-size: .52em; text-decoration: none; font-weight: 700; }

.stat__label { margin-top: 6px; color: var(--text-2); font-size: 14.5px; }
.stat__hint { color: var(--text-3); font-size: 12.5px; }

/* --------------------------------------------------------------------------
   10. 通用卡片
   -------------------------------------------------------------------------- */
.card {
  position: relative;
  padding: 30px 28px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, .04), rgba(255, 255, 255, .012));
  transition: transform .3s var(--ease), border-color .3s var(--ease),
    box-shadow .3s var(--ease), background .3s var(--ease);
}

.card:hover {
  transform: translateY(-5px);
  border-color: var(--line-3);
  box-shadow: var(--sh-2);
}

.card--glow::before {
  content: "";
  position: absolute;
  top: 0; left: 22px; right: 22px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(59, 116, 255, .85), transparent);
  opacity: 0;
  transition: opacity .3s var(--ease);
}

.card--glow:hover::before { opacity: 1; }

.card h3 { margin-bottom: 10px; font-size: 19px; }

.card p {
  margin: 0;
  color: var(--text-2);
  font-size: 15px;
}

.card__index {
  position: absolute;
  top: 24px; right: 26px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text-3);
}

.icon-box {
  display: grid;
  place-items: center;
  width: 50px; height: 50px;
  margin-bottom: 20px;
  border: 1px solid var(--line-2);
  border-radius: 14px;
  background: linear-gradient(140deg, rgba(59, 116, 255, .22), rgba(34, 211, 238, .08));
  color: var(--brand-3);
}

.icon-box svg { width: 23px; height: 23px; }

.card--sm { padding: 22px; }
.card--sm .icon-box { width: 42px; height: 42px; margin-bottom: 14px; border-radius: 12px; }
.card--sm .icon-box svg { width: 20px; height: 20px; }
.card--sm h4 { margin-bottom: 6px; font-size: 16px; }
.card--sm p { font-size: 14px; }

/* 特性列表（带勾） */
.check-list { display: grid; gap: 12px; }

.check-list li {
  display: flex;
  gap: 11px;
  align-items: flex-start;
  color: var(--text-2);
  font-size: 15px;
}

.check-list svg {
  flex: none;
  width: 18px; height: 18px;
  margin-top: 4px;
  color: var(--ok);
}

/* --------------------------------------------------------------------------
   11. 部署流程
   -------------------------------------------------------------------------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  counter-reset: step;
}

.step {
  position: relative;
  padding: 30px 24px 26px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, .028);
  counter-increment: step;
  transition: transform .3s var(--ease), border-color .3s var(--ease);
}

.step:hover { transform: translateY(-5px); border-color: var(--line-3); }

.step::before {
  content: "0" counter(step);
  display: block;
  margin-bottom: 14px;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--brand-3);
  letter-spacing: .1em;
}

.step::after {
  content: "";
  position: absolute;
  top: 42px; right: -11px;
  width: 22px; height: 1px;
  background: linear-gradient(90deg, var(--line-3), transparent);
}

.step:last-child::after { display: none; }

.step h4 { margin-bottom: 8px; }
.step p { margin: 0; color: var(--text-2); font-size: 14.5px; }

/* --------------------------------------------------------------------------
   12. 代码标签页
   -------------------------------------------------------------------------- */
.code-tabs {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, rgba(16, 23, 44, .9), rgba(8, 12, 25, .95));
  overflow: hidden;
  box-shadow: var(--sh-1);
}

.code-tabs__head {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, .02);
}

.code-tab {
  padding: 8px 15px;
  border-radius: var(--r-xs);
  color: var(--text-3);
  font-family: var(--mono);
  font-size: 13px;
  transition: color .2s var(--ease), background .2s var(--ease);
}

.code-tab:hover { color: var(--text); }

.code-tab.is-active {
  background: rgba(59, 116, 255, .16);
  color: #a9c4ff;
}

.code-pane { display: none; }
.code-pane.is-active { display: block; }

.code-pane pre {
  margin: 0;
  padding: 20px 22px;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 13.2px;
  line-height: 1.85;
  color: #cfd8ef;
}

.code-pane .cm { color: #5d6a8a; }
.code-pane .kw { color: #c792ea; }
.code-pane .fn { color: #82aaff; }
.code-pane .st { color: #7ee0a0; }
.code-pane .nu { color: #f0abfc; }
.code-pane .at { color: #22d3ee; }

/* --------------------------------------------------------------------------
   13. 标签切换（平台能力）
   -------------------------------------------------------------------------- */
.pill-tabs {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: var(--r-full);
  background: rgba(255, 255, 255, .03);
}

.pill-tab {
  padding: 9px 18px;
  border-radius: var(--r-full);
  color: var(--text-2);
  font-size: 14.5px;
  font-weight: 600;
  transition: color .2s var(--ease), background .2s var(--ease);
}

.pill-tab:hover { color: #fff; }

.pill-tab.is-active {
  background: var(--brand-grad);
  color: #fff;
  box-shadow: 0 10px 24px -12px rgba(59, 116, 255, .9);
}

.tab-panel { display: none; }
.tab-panel.is-active { display: block; animation: fadeUp .5s var(--ease); }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}

/* --------------------------------------------------------------------------
   14. 性能图表
   -------------------------------------------------------------------------- */
.chart {
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, .035), rgba(255, 255, 255, .01));
}

.chart__head {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.chart__legend {
  display: flex;
  gap: 16px;
  color: var(--text-3);
  font-size: 13px;
}

.chart__legend i {
  display: inline-block;
  width: 9px; height: 9px;
  margin-right: 6px;
  border-radius: 3px;
  background: var(--brand);
}

.chart__legend i.cyan { background: var(--brand-3); }

.bars {
  display: flex;
  align-items: flex-end;
  gap: 14px;
  height: 216px;
  margin-top: 24px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line);
}

.bar-col {
  position: relative;
  display: flex;
  flex: 1;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
  gap: 8px;
  height: 100%;
}

.bar-col span {
  color: var(--text-3);
  font-size: 12px;
  white-space: nowrap;
}

.bar-pair {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 6px;
  width: 100%;
  height: 100%;
}

.bar {
  flex: 1;
  width: auto;
  max-width: 26px;
  height: 0;
  border-radius: 7px 7px 3px 3px;
  background: linear-gradient(180deg, rgba(59, 116, 255, .9), rgba(59, 116, 255, .28));
  transition: height 1.1s var(--ease);
}

.bar--cloud {
  background: linear-gradient(180deg, rgba(34, 211, 238, .95), rgba(34, 211, 238, .3));
  box-shadow: 0 0 22px -6px rgba(34, 211, 238, .7);
}

.chart__hint {
  margin-top: 18px;
  color: var(--text-3);
  font-size: 13.5px;
  text-align: center;
}

/* --------------------------------------------------------------------------
   15. 价格
   -------------------------------------------------------------------------- */
.price-toggle {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin: 0 auto 46px;
}

.price-toggle__label { color: var(--text-2); font-size: 15px; }

.switch {
  position: relative;
  display: inline-block;
  width: 54px; height: 30px;
  flex: none;
}

.switch input { opacity: 0; width: 0; height: 0; }

.switch__slider {
  position: absolute;
  inset: 0;
  border: 1px solid var(--line-2);
  border-radius: var(--r-full);
  background: rgba(255, 255, 255, .06);
  transition: background .25s var(--ease);
}

.switch__slider::before {
  content: "";
  position: absolute;
  top: 3px; left: 3px;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: #fff;
  transition: transform .25s var(--ease);
}

.switch input:checked + .switch__slider { background: var(--brand); border-color: transparent; }
.switch input:checked + .switch__slider::before { transform: translateX(24px); }

.save-tag {
  padding: 3px 10px;
  border-radius: var(--r-full);
  background: rgba(34, 197, 94, .14);
  color: #6ee7a0;
  font-size: 12.5px;
  font-weight: 600;
}

.price-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  align-items: start;
}

.plan {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 34px 30px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, .04), rgba(255, 255, 255, .012));
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}

.plan:hover { transform: translateY(-5px); border-color: var(--line-3); }

.plan--featured {
  border-color: rgba(59, 116, 255, .55);
  background:
    radial-gradient(600px 220px at 50% 0%, rgba(59, 116, 255, .16), transparent 70%),
    linear-gradient(180deg, rgba(255, 255, 255, .05), rgba(255, 255, 255, .015));
  box-shadow: var(--sh-glow);
}

.plan__tag {
  position: absolute;
  top: 18px; right: 20px;
  padding: 4px 11px;
  border-radius: var(--r-full);
  background: var(--brand-grad);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
}

.plan__name { font-size: 19px; font-weight: 700; margin-bottom: 6px; }
.plan__desc { min-height: 44px; margin-bottom: 20px; color: var(--text-3); font-size: 14px; }

.plan__price {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 4px;
}

.plan__price b {
  font-size: 44px;
  font-weight: 800;
  letter-spacing: -.04em;
  line-height: 1;
}

.plan__price u {
  font-size: 26px;
  text-decoration: none;
  font-weight: 700;
  vertical-align: super;
}

.plan__price span { color: var(--text-3); font-size: 14px; }

.plan__price em { font-style: normal; }

.plan__price i {
  font-style: normal;
  font-size: 12px;
  opacity: .8;
}

.plan__note { min-height: 22px; margin-bottom: 22px; color: var(--text-3); font-size: 13px; }

.plan__list { display: grid; gap: 11px; margin: 22px 0 0; }

.plan__list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  color: var(--text-2);
  font-size: 14.5px;
}

.plan__list svg { flex: none; width: 17px; height: 17px; margin-top: 4px; color: var(--brand-3); }

.plan__list li.is-off { color: var(--text-3); opacity: .65; }
.plan__list li.is-off svg { color: var(--text-3); }

/* 对比表 */
.table-wrap {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: rgba(255, 255, 255, .02);
  overflow-x: auto;
}

table.compare {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  font-size: 14.5px;
}

table.compare th,
table.compare td {
  padding: 15px 22px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

table.compare thead th {
  background: rgba(255, 255, 255, .03);
  color: var(--text-2);
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: .04em;
  white-space: nowrap;
}

table.compare thead th:nth-child(n+2) { text-align: center; }

table.compare tbody td:nth-child(n+2) { text-align: center; }

table.compare tbody tr:hover { background: rgba(255, 255, 255, .022); }

table.compare tbody tr:last-child td { border-bottom: 0; }

table.compare td:first-child { color: var(--text); font-weight: 500; }

table.compare .yes { color: var(--ok); font-weight: 600; }
table.compare .no { color: var(--text-3); }

table.compare .yes svg,
table.compare .no svg {
  width: 18px; height: 18px;
  margin: 0 auto;
}

/* 左对齐变体（文档页表格） */
table.compare--left thead th:nth-child(n+2),
table.compare--left tbody td:nth-child(n+2) { text-align: left; }

table.compare--left tbody td { vertical-align: top; }

.method {
  display: inline-block;
  min-width: 54px;
  padding: 2px 9px;
  border-radius: 6px;
  background: rgba(255, 255, 255, .08);
  color: #a9c4ff;
  font-family: var(--mono);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .04em;
  text-align: center;
}

.method--get { background: rgba(34, 197, 94, .14); color: #7ee0a0; }
.method--post { background: rgba(245, 158, 11, .14); color: #fbd38d; }

.path {
  font-family: var(--mono);
  font-size: 13px;
  color: #cfd8ef;
  white-space: nowrap;
}

.cmd {
  font-family: var(--mono);
  font-size: 13px;
  color: #a9c4ff;
  white-space: nowrap;
}

/* --------------------------------------------------------------------------
   16. 评价
   -------------------------------------------------------------------------- */
.quote {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 30px 28px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, .04), rgba(255, 255, 255, .012));
}

.quote p { color: var(--text); font-size: 15.5px; }

.quote__who {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.quote__avatar {
  display: grid;
  place-items: center;
  width: 42px; height: 42px;
  flex: none;
  border-radius: 50%;
  background: var(--brand-grad);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
}

.quote__name { font-size: 15px; font-weight: 600; line-height: 1.4; }
.quote__role { color: var(--text-3); font-size: 13px; line-height: 1.4; }

.quote__stars {
  display: flex;
  gap: 3px;
  margin-bottom: 14px;
  color: #fbbf24;
}

.quote__stars svg { width: 15px; height: 15px; }

/* --------------------------------------------------------------------------
   17. FAQ 手风琴
   -------------------------------------------------------------------------- */
.accordion { display: grid; gap: 12px; }

.acc-item {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, .025);
  overflow: hidden;
  transition: border-color .25s var(--ease), background .25s var(--ease);
}

.acc-item.is-open {
  border-color: var(--line-3);
  background: rgba(255, 255, 255, .045);
}

.acc-head {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 100%;
  padding: 20px 22px;
  text-align: left;
  font-size: 16px;
  font-weight: 600;
}

.acc-head span { flex: 1; }

.acc-icon {
  position: relative;
  flex: none;
  width: 22px; height: 22px;
  border: 1px solid var(--line-2);
  border-radius: 50%;
}

.acc-icon::before,
.acc-icon::after {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  width: 9px; height: 1.6px;
  border-radius: 2px;
  background: var(--brand-3);
  transform: translate(-50%, -50%);
  transition: transform .3s var(--ease), opacity .3s var(--ease);
}

.acc-icon::after { transform: translate(-50%, -50%) rotate(90deg); }

.acc-item.is-open .acc-icon::after { transform: translate(-50%, -50%) rotate(0); opacity: 0; }

.acc-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height .38s var(--ease);
}

.acc-body__inner {
  padding: 0 22px 22px;
  color: var(--text-2);
  font-size: 15px;
}

.acc-body__inner p:last-child { margin-bottom: 0; }

/* --------------------------------------------------------------------------
   18. CTA 区块
   -------------------------------------------------------------------------- */
.cta-band {
  position: relative;
  padding: 62px 56px;
  border: 1px solid rgba(59, 116, 255, .42);
  border-radius: var(--r-xl);
  background:
    radial-gradient(700px 300px at 15% 0%, rgba(59, 116, 255, .3), transparent 70%),
    radial-gradient(700px 320px at 88% 110%, rgba(34, 211, 238, .22), transparent 72%),
    linear-gradient(120deg, #101a38, #0a1124);
  box-shadow: var(--sh-2);
  overflow: hidden;
}

.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: linear-gradient(120deg, #000, transparent 72%);
  mask-image: linear-gradient(120deg, #000, transparent 72%);
  pointer-events: none;
}

.cta-band__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) auto;
  gap: 34px;
  align-items: center;
}

.cta-band h2 { margin-bottom: 12px; }
.cta-band p { margin: 0; color: var(--text-2); font-size: 16.5px; max-width: 620px; }

/* --------------------------------------------------------------------------
   19. 子页页头
   -------------------------------------------------------------------------- */
.page-hero {
  position: relative;
  padding: calc(var(--header-h) + 76px) 0 64px;
  overflow: hidden;
}

.page-hero__inner { max-width: 820px; }

.page-hero h1 { margin-bottom: 18px; }

.page-hero p {
  max-width: 660px;
  color: var(--text-2);
  font-size: 17.5px;
}

.crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  margin-bottom: 20px;
  color: var(--text-3);
  font-size: 13.5px;
}

.crumb a:hover { color: var(--brand-3); }
.crumb i { font-style: normal; opacity: .5; }

/* --------------------------------------------------------------------------
   20. 功能页 · 大特性行
   -------------------------------------------------------------------------- */
.feature-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 54px;
  align-items: center;
  padding: 46px 0;
  border-bottom: 1px solid var(--line);
}

.feature-row:last-child { border-bottom: 0; }
.feature-row:nth-child(even) .feature-row__media { order: -1; }

.feature-row h3 { margin-bottom: 14px; }
.feature-row > div > p { color: var(--text-2); font-size: 16px; }

.feature-row__media {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(160deg, rgba(255, 255, 255, .05), rgba(255, 255, 255, .012));
}

.mini-window {
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: rgba(6, 10, 22, .85);
  overflow: hidden;
  font-family: var(--mono);
  font-size: 12.6px;
}

.mini-window__bar {
  display: flex;
  gap: 6px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
}

.mini-window__bar i {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: #2b3557;
}

.mini-window__body { padding: 14px 16px; line-height: 1.9; color: #b9c6e4; }

.mini-window .row {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 6px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, .07);
}

.mini-window .row:last-child { border-bottom: 0; }
.mini-window .k { color: var(--text-3); }
.mini-window .ok { color: #6ee7a0; }
.mini-window .warn { color: #fbd38d; }

/* 进度条组 */
.meter-list { display: grid; gap: 16px; }

.meter__top {
  display: flex;
  justify-content: space-between;
  margin-bottom: 7px;
  font-size: 13.5px;
  color: var(--text-2);
}

.meter__top b { color: var(--text); font-family: var(--mono); }

.meter {
  height: 7px;
  border-radius: var(--r-full);
  background: rgba(255, 255, 255, .08);
  overflow: hidden;
}

.meter i {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: var(--brand-grad);
  transition: width 1.2s var(--ease);
}

/* --------------------------------------------------------------------------
   21. 文档页
   -------------------------------------------------------------------------- */
.doc-layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 46px;
  align-items: start;
}

.doc-side {
  position: sticky;
  top: calc(var(--header-h) + 24px);
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: rgba(255, 255, 255, .025);
}

.doc-side h4 {
  margin-bottom: 14px;
  color: var(--text-3);
  font-size: 12.5px;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.doc-side a {
  display: block;
  padding: 8px 12px;
  border-left: 2px solid transparent;
  border-radius: 0 8px 8px 0;
  color: var(--text-2);
  font-size: 14.5px;
}

.doc-side a:hover { background: rgba(255, 255, 255, .05); color: #fff; }

.doc-side a.is-active {
  border-left-color: var(--brand);
  background: rgba(59, 116, 255, .12);
  color: #fff;
  font-weight: 600;
}

.doc-body > section {
  padding-bottom: 40px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--line);
}

.doc-body > section:last-child { border-bottom: 0; margin-bottom: 0; padding-bottom: 0; }

.doc-body h2 { font-size: 26px; }
.doc-body h3 { margin-top: 30px; font-size: 19px; }
.doc-body p { color: var(--text-2); }

.doc-body ul.dot { display: grid; gap: 9px; margin: 0 0 18px; }

.doc-body ul.dot li {
  position: relative;
  padding-left: 18px;
  color: var(--text-2);
  font-size: 15px;
}

.doc-body ul.dot li::before {
  content: "";
  position: absolute;
  top: 11px; left: 0;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--brand-3);
}

code.inline {
  padding: 2px 7px;
  border: 1px solid var(--line-2);
  border-radius: 6px;
  background: rgba(255, 255, 255, .06);
  font-family: var(--mono);
  font-size: 13px;
  color: #a9c4ff;
}

.note {
  display: flex;
  gap: 13px;
  padding: 16px 18px;
  border: 1px solid rgba(59, 116, 255, .35);
  border-left: 3px solid var(--brand);
  border-radius: var(--r-sm);
  background: rgba(59, 116, 255, .09);
}

.note svg { flex: none; width: 19px; height: 19px; margin-top: 3px; color: var(--brand-3); }
.note p { margin: 0; color: #c7d6f8; font-size: 14.5px; }
.note--warn { border-color: rgba(245, 158, 11, .35); border-left-color: var(--warn); background: rgba(245, 158, 11, .08); }
.note--warn svg { color: var(--warn); }
.note--warn p { color: #f2dcb6; }

/* --------------------------------------------------------------------------
   22. 关于页
   -------------------------------------------------------------------------- */
.about-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  gap: 56px;
  align-items: center;
}

.timeline {
  position: relative;
  padding-left: 30px;
}

.timeline::before {
  content: "";
  position: absolute;
  top: 8px; bottom: 8px; left: 5px;
  width: 1px;
  background: linear-gradient(180deg, var(--brand), rgba(34, 211, 238, .1));
}

.timeline li { position: relative; padding-bottom: 30px; }

.timeline li:last-child { padding-bottom: 0; }

.timeline li::before {
  content: "";
  position: absolute;
  top: 8px; left: -30px;
  width: 11px; height: 11px;
  border-radius: 50%;
  border: 2px solid var(--brand);
  background: var(--ink-1);
}

.timeline time {
  display: block;
  margin-bottom: 4px;
  color: var(--brand-3);
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
}

.timeline h4 { margin-bottom: 4px; }
.timeline p { margin: 0; color: var(--text-2); font-size: 14.5px; }

.info-list { display: grid; gap: 2px; }

.info-row {
  display: flex;
  gap: 18px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.info-row:last-child { border-bottom: 0; }

.info-row dt {
  flex: none;
  width: 104px;
  color: var(--text-3);
  font-size: 14px;
}

.info-row dd {
  margin: 0;
  font-size: 15px;
  color: var(--text);
}

.info-row dd a:hover { color: var(--brand-3); }

/* 地图占位 */
.map-card {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 260px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background:
    radial-gradient(500px 240px at 50% 50%, rgba(59, 116, 255, .18), transparent 70%),
    linear-gradient(180deg, rgba(255, 255, 255, .035), rgba(255, 255, 255, .01));
  overflow: hidden;
}

.map-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .06) 1px, transparent 1px);
  background-size: 34px 34px;
  opacity: .7;
}

.map-pin {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  gap: 10px;
  text-align: center;
}

.map-pin__dot {
  display: grid;
  place-items: center;
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--brand-grad);
  color: #fff;
  box-shadow: 0 0 0 10px rgba(59, 116, 255, .14), 0 0 0 24px rgba(59, 116, 255, .07);
}

.map-pin__dot svg { width: 24px; height: 24px; }
.map-pin b { font-size: 15px; }
.map-pin span { color: var(--text-3); font-size: 13px; }

/* --------------------------------------------------------------------------
   23. 表单
   -------------------------------------------------------------------------- */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.field { display: grid; gap: 8px; }
.field--full { grid-column: 1 / -1; }

.field label { font-size: 14px; font-weight: 600; color: var(--text-2); }

.field label i { color: var(--danger); font-style: normal; }

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 13px 15px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-sm);
  background: rgba(255, 255, 255, .04);
  color: var(--text);
  font-size: 15px;
  transition: border-color .2s var(--ease), background .2s var(--ease), box-shadow .2s var(--ease);
}

.field textarea { min-height: 132px; resize: vertical; }

.field select { appearance: none; background-image: none; cursor: pointer; }

.field select option { background: #0b1122; color: var(--text); }

.field input::placeholder,
.field textarea::placeholder { color: var(--text-3); }

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 0;
  border-color: rgba(59, 116, 255, .7);
  background: rgba(59, 116, 255, .07);
  box-shadow: 0 0 0 4px rgba(59, 116, 255, .12);
}

.field.has-error input,
.field.has-error select,
.field.has-error textarea { border-color: rgba(239, 68, 68, .7); }

.field__err { color: #fca5a5; font-size: 13px; }

.form-hint { color: var(--text-3); font-size: 13px; }

.alert {
  display: flex;
  gap: 12px;
  padding: 16px 18px;
  margin-bottom: 26px;
  border: 1px solid rgba(34, 197, 94, .35);
  border-radius: var(--r-sm);
  background: rgba(34, 197, 94, .1);
  animation: fadeUp .45s var(--ease);
}

.alert--error {
  border-color: rgba(239, 68, 68, .4);
  background: rgba(239, 68, 68, .1);
}

.alert svg { flex: none; width: 20px; height: 20px; margin-top: 3px; color: var(--ok); }
.alert--error svg { color: #f87171; }
.alert strong { display: block; margin-bottom: 3px; }
.alert p { margin: 0; color: var(--text-2); font-size: 14.5px; }

.contact-cards { display: grid; gap: 14px; }

.contact-card {
  display: flex;
  gap: 15px;
  align-items: flex-start;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, .028);
  transition: border-color .25s var(--ease), transform .25s var(--ease);
}

.contact-card:hover { transform: translateY(-3px); border-color: var(--line-3); }

.contact-card__icon {
  display: grid;
  place-items: center;
  width: 42px; height: 42px;
  flex: none;
  border-radius: 12px;
  background: var(--brand-soft);
  color: var(--brand-3);
}

.contact-card__icon svg { width: 19px; height: 19px; }
.contact-card h4 { margin-bottom: 3px; font-size: 15.5px; }
.contact-card p, .contact-card a { margin: 0; color: var(--text-2); font-size: 14.5px; }
.contact-card a:hover { color: var(--brand-3); }

/* --------------------------------------------------------------------------
   24. 页脚
   -------------------------------------------------------------------------- */
.site-footer {
  position: relative;
  padding: 66px 0 30px;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, var(--ink-1), var(--ink-0));
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) repeat(3, minmax(0, 1fr));
  gap: 42px;
  padding-bottom: 44px;
}

.footer-brand__desc {
  max-width: 320px;
  margin: 18px 0 20px;
  color: var(--text-3);
  font-size: 14px;
}

.footer-social { display: flex; gap: 10px; }

.footer-social a {
  display: grid;
  place-items: center;
  width: 38px; height: 38px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-sm);
  color: var(--text-2);
  transition: color .22s var(--ease), border-color .22s var(--ease), transform .22s var(--ease);
}

.footer-social a:hover {
  transform: translateY(-3px);
  border-color: var(--line-3);
  color: #fff;
}

.footer-social svg { width: 18px; height: 18px; }

.footer-col h5 {
  margin-bottom: 16px;
  color: var(--text);
  font-size: 14px;
  letter-spacing: .04em;
}

.footer-col a {
  display: block;
  padding: 6px 0;
  color: var(--text-3);
  font-size: 14px;
}

.footer-col a:hover { color: var(--brand-3); }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  align-items: center;
  justify-content: space-between;
  padding-top: 26px;
  border-top: 1px solid var(--line);
  color: var(--text-3);
  font-size: 13.5px;
}

.footer-bottom__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
}

.footer-bottom a:hover { color: var(--brand-3); }

.icp {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.icp:hover { color: var(--brand-3) !important; }

.icp svg { width: 15px; height: 15px; }

/* --------------------------------------------------------------------------
   25. 回到顶部 / 404
   -------------------------------------------------------------------------- */
.to-top {
  position: fixed;
  right: 24px; bottom: 24px;
  z-index: 90;
  display: grid;
  place-items: center;
  width: 44px; height: 44px;
  border: 1px solid var(--line-2);
  border-radius: 50%;
  background: rgba(12, 18, 36, .9);
  color: var(--text-2);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px);
  transition: opacity .3s var(--ease), visibility .3s var(--ease), transform .3s var(--ease), color .2s var(--ease);
}

.to-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { color: #fff; border-color: var(--line-3); }
.to-top svg { width: 19px; height: 19px; }

.error-page {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 40px 24px;
  text-align: center;
}

.error-code {
  font-size: clamp(88px, 18vw, 180px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -.05em;
  background: var(--brand-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

/* --------------------------------------------------------------------------
   26. 滚动入场动画
   -------------------------------------------------------------------------- */
/* 仅在 JS 可用时启用入场动画：js 类由 <head> 内联脚本添加，
   因此禁用 JavaScript 或爬虫抓取时内容依然完整可见（利于 SEO）。 */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
  will-change: opacity, transform;
}

.js [data-reveal].is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .js [data-reveal] { opacity: 1; transform: none; }
}

/* --------------------------------------------------------------------------
   27. 响应式
   -------------------------------------------------------------------------- */
@media (max-width: 1080px) {
  .hero__inner { grid-template-columns: 1fr; gap: 46px; }
  .hero__lead { max-width: none; }
  .float-card--tl { top: -16px; left: -8px; }
  .float-card--br { bottom: -16px; right: -8px; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat:nth-child(2) { border-right: 0; }
  .stat:nth-child(1),
  .stat:nth-child(2) { border-bottom: 1px solid var(--line); }
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .step:nth-child(2)::after { display: none; }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 34px; }
  .doc-layout { grid-template-columns: 1fr; gap: 30px; }
  .doc-side { position: static; }
  .cta-band { padding: 48px 36px; }
  .cta-band__inner { grid-template-columns: 1fr; gap: 26px; }
}

@media (max-width: 900px) {
  .nav__links { display: none; }
  .nav__actions .btn--ghost { display: none; }
  .nav-toggle { display: grid; }
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .price-grid { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }
  .plan--featured { order: -1; }
  .about-hero { grid-template-columns: 1fr; gap: 40px; }
  .feature-row { grid-template-columns: 1fr; gap: 28px; padding: 36px 0; }
  .feature-row:nth-child(even) .feature-row__media { order: 0; }
}

@media (max-width: 720px) {
  .section { padding: 74px 0; }
  .section--tight { padding: 56px 0; }
  .container { padding: 0 18px; }
  .grid-2,
  .grid-3,
  .grid-4,
  .steps { grid-template-columns: 1fr; }
  .step::after { display: none; }
  .stats { grid-template-columns: 1fr; }
  .stat { border-right: 0; border-bottom: 1px solid var(--line); }
  .stat:last-child { border-bottom: 0; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .cta-band { padding: 38px 24px; border-radius: var(--r-lg); }
  .hero { padding-top: calc(var(--header-h) + 52px); }
  .terminal__body { font-size: 12px; min-height: 250px; }
  .bars { gap: 8px; height: 180px; }
  .float-card { display: none; }
  .btn-row .btn { flex: 1 1 auto; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .to-top { right: 16px; bottom: 16px; }
  .price-toggle { flex-wrap: wrap; justify-content: center; }
}

@media (max-width: 420px) {
  .brand__text small { display: none; }
  table.compare th,
  table.compare td { padding: 13px 16px; }
}

/* 打印 */
@media print {
  .site-header, .to-top, .mobile-drawer, .drawer-mask { display: none !important; }
  body { background: #fff; color: #111; }
  .card, .plan, .terminal { border-color: #ddd; box-shadow: none; }
}