@charset "UTF-8";

/* =========================================================
   海南佑爵网络科技有限公司 — 全站样式
   纯 HTML5 + CSS3，无任何 JavaScript
   1. 设计变量
   2. 基础重置与排版
   3. 通用组件（按钮 / 卡片 / 标题 / 标签）
   4. 页头与导航（含纯 CSS 移动端菜单）
   5. 首屏与内页页头
   6. 业务板块 / 产品 / 流程 / 数据 / 动态 / 表单
   7. 页脚
   8. 动效
   9. 响应式（≥1200 / 992 / 768 / 480）
   ========================================================= */

/* ============ 1. 设计变量 ============ */
:root {
  --brand-1: #7C4DFF;
  --brand-2: #4B6BFF;
  --brand-3: #12C8D6;
  --gold: #FFB020;
  --grad: linear-gradient(120deg, var(--brand-1) 0%, var(--brand-2) 52%, var(--brand-3) 100%);
  --grad-soft: linear-gradient(120deg, rgba(124, 77, 255, .12), rgba(18, 200, 214, .12));

  --ink: #12142B;
  --ink-2: #2E3252;
  --muted: #6B7191;
  --muted-2: #9AA0BC;
  --line: #E8EAF4;
  --line-2: #F1F3F9;

  --bg: #FFFFFF;
  --bg-soft: #F6F7FC;
  --bg-dark: #0C0E22;
  --bg-dark-2: #14173A;

  --radius-s: 10px;
  --radius: 16px;
  --radius-l: 24px;
  --radius-xl: 32px;

  --shadow-s: 0 2px 10px rgba(18, 20, 43, .05);
  --shadow: 0 12px 32px rgba(18, 20, 43, .08);
  --shadow-l: 0 26px 60px rgba(18, 20, 43, .14);
  --shadow-brand: 0 16px 38px rgba(75, 107, 255, .28);

  --container: 1200px;
  --header-h: 74px;
  --ease: cubic-bezier(.22, .72, .28, 1);

  --font: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Hiragino Sans GB",
          "Source Han Sans SC", "Noto Sans SC", -apple-system, BlinkMacSystemFont,
          "Segoe UI", Roboto, Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-2);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5 {
  margin: 0;
  color: var(--ink);
  line-height: 1.28;
  font-weight: 700;
  letter-spacing: -.01em;
}

p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, svg { max-width: 100%; display: block; border: 0; }

a {
  color: inherit;
  text-decoration: none;
  transition: color .25s var(--ease);
}

::selection { background: rgba(124, 77, 255, .18); color: var(--ink); }

:focus-visible {
  outline: 2px solid var(--brand-2);
  outline-offset: 3px;
  border-radius: 6px;
}

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

.container-narrow { max-width: 900px; }

/* ============ 3. 通用组件 ============ */

/* --- 区块 --- */
.section { padding: 104px 0; position: relative; }
.section--soft { background: var(--bg-soft); }
.section--tight { padding: 72px 0; }

.section--mesh {
  background:
    radial-gradient(760px 420px at 12% -10%, rgba(124, 77, 255, .10), transparent 62%),
    radial-gradient(700px 420px at 92% 8%, rgba(18, 200, 214, .10), transparent 60%),
    var(--bg-soft);
}

/* --- 区块标题 --- */
.section-head { max-width: 760px; margin-bottom: 56px; }
.section-head--center { margin-left: auto; margin-right: auto; text-align: center; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--brand-2);
  background: var(--grad-soft);
  border: 1px solid rgba(124, 77, 255, .16);
  border-radius: 999px;
  padding: 6px 15px;
  margin-bottom: 20px;
}
.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--grad);
}

.section-title { font-size: clamp(28px, 3.4vw, 42px); }

.section-sub {
  margin-top: 18px;
  font-size: 17px;
  color: var(--muted);
  line-height: 1.9;
}

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

/* --- 按钮 --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 14px 30px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 15.5px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  white-space: nowrap;
  transition: transform .28s var(--ease), box-shadow .28s var(--ease),
              background-color .28s var(--ease), color .28s var(--ease),
              border-color .28s var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background-image: var(--grad);
  color: #fff;
  box-shadow: var(--shadow-brand);
}
.btn-primary:hover { box-shadow: 0 20px 44px rgba(75, 107, 255, .38); color: #fff; }

.btn-ghost {
  background: rgba(255, 255, 255, .08);
  color: #fff;
  border-color: rgba(255, 255, 255, .28);
  backdrop-filter: blur(6px);
}
.btn-ghost:hover { background: rgba(255, 255, 255, .18); color: #fff; }

.btn-outline {
  background: #fff;
  color: var(--ink);
  border-color: var(--line);
  box-shadow: var(--shadow-s);
}
.btn-outline:hover { border-color: var(--brand-2); color: var(--brand-2); }

.btn-sm { padding: 10px 22px; font-size: 14.5px; }
.btn-lg { padding: 17px 38px; font-size: 16.5px; }

.btn-row { display: flex; flex-wrap: wrap; gap: 14px; }
.btn-row--center { justify-content: center; }

/* 箭头 */
.arw { transition: transform .28s var(--ease); }
.btn:hover .arw, .link-more:hover .arw { transform: translateX(4px); }

.link-more {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-weight: 600;
  color: var(--brand-2);
  font-size: 15px;
}
.link-more:hover { color: var(--brand-1); }

/* --- 卡片栅格 --- */
.grid { display: grid; gap: 26px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  padding: 34px 30px;
  position: relative;
  overflow: hidden;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease),
              border-color .35s var(--ease);
}
.card::after {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--grad);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s var(--ease);
}
.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-l);
  border-color: transparent;
}
.card:hover::after { transform: scaleX(1); }

.card-title { font-size: 20px; margin-bottom: 12px; }
.card-text { color: var(--muted); font-size: 15px; line-height: 1.85; }

.card-icon {
  width: 58px;
  height: 58px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  margin-bottom: 22px;
  background: var(--grad-soft);
  border: 1px solid rgba(124, 77, 255, .14);
  color: var(--brand-2);
  transition: transform .35s var(--ease);
}
.card-icon svg { width: 27px; height: 27px; }
.card:hover .card-icon { transform: scale(1.08) rotate(-4deg); }

/* 卡片内的要点清单 */
.tick {
  margin-top: 20px;
  display: grid;
  gap: 10px;
  font-size: 14.5px;
  color: var(--ink-2);
}
.tick li {
  position: relative;
  padding-left: 26px;
  line-height: 1.7;
}
.tick li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .55em;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--grad-soft);
  border: 1px solid rgba(75, 107, 255, .3);
}
.tick li::after {
  content: "";
  position: absolute;
  left: 5px;
  top: calc(.55em + 4px);
  width: 5px;
  height: 8px;
  border: solid var(--brand-2);
  border-width: 0 2px 2px 0;
  transform: rotate(42deg);
}

/* --- 标签 --- */
.tags { display: flex; flex-wrap: wrap; gap: 9px; }
.tag {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-2);
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 14px;
}
.tag--brand {
  color: var(--brand-2);
  background: var(--grad-soft);
  border-color: rgba(124, 77, 255, .18);
}
.tag--dark {
  color: #D7DCFF;
  background: rgba(255, 255, 255, .07);
  border-color: rgba(255, 255, 255, .14);
}

/* ============ 4. 页头与导航 ============ */
.topbar {
  background: var(--bg-dark);
  color: #A9B0D8;
  font-size: 13.5px;
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: 40px;
}
.topbar-list { display: flex; align-items: center; gap: 24px; }
.topbar-list li { display: flex; align-items: center; gap: 7px; }
.topbar-list svg { width: 14px; height: 14px; opacity: .8; }
.topbar a:hover { color: #fff; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(255, 255, 255, .82);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  height: var(--header-h);
}

/* 品牌 */
.brand { display: flex; align-items: center; gap: 12px; flex: none; }
.brand img { width: 42px; height: 42px; border-radius: 12px; }
.brand-txt { display: flex; flex-direction: column; line-height: 1.15; }
.brand-cn {
  font-size: 18px;
  font-weight: 800;
  color: var(--ink);
  letter-spacing: .02em;
}
.brand-en {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--muted-2);
  text-transform: uppercase;
}

/* 主导航 */
.nav { margin-left: auto; }
.nav-list { display: flex; align-items: center; gap: 4px; }

.nav-list > li > a {
  display: block;
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--ink-2);
  position: relative;
}
.nav-list > li > a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 2px;
  width: 0;
  height: 3px;
  border-radius: 3px;
  background: var(--grad);
  transform: translateX(-50%);
  transition: width .3s var(--ease);
}
.nav-list > li > a:hover { color: var(--brand-2); }
.nav-list > li > a:hover::after { width: 20px; }
.nav-list > li > a.is-active { color: var(--brand-2); }
.nav-list > li > a.is-active::after { width: 24px; }

.header-cta { flex: none; }

/* 纯 CSS 汉堡菜单 */
.nav-toggle { position: absolute; opacity: 0; pointer-events: none; }
.nav-burger {
  display: none;
  width: 44px;
  height: 44px;
  margin-left: auto;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #fff;
  cursor: pointer;
  position: relative;
  flex: none;
}
.nav-burger span {
  position: absolute;
  left: 12px;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: var(--ink);
  transition: transform .3s var(--ease), opacity .2s var(--ease), top .3s var(--ease);
}
.nav-burger span:nth-child(1) { top: 15px; }
.nav-burger span:nth-child(2) { top: 21px; }
.nav-burger span:nth-child(3) { top: 27px; }

.nav-toggle:checked ~ .nav-burger span:nth-child(1) { top: 21px; transform: rotate(45deg); }
.nav-toggle:checked ~ .nav-burger span:nth-child(2) { opacity: 0; }
.nav-toggle:checked ~ .nav-burger span:nth-child(3) { top: 21px; transform: rotate(-45deg); }
.nav-toggle:focus-visible ~ .nav-burger { outline: 2px solid var(--brand-2); outline-offset: 3px; }

/* ============ 5. 首屏 ============ */
.hero {
  position: relative;
  color: #EDEFFF;
  background: var(--bg-dark);
  overflow: hidden;
  padding: 96px 0 108px;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(820px 520px at 8% 4%, rgba(124, 77, 255, .55), transparent 60%),
    radial-gradient(760px 520px at 92% 12%, rgba(18, 200, 214, .34), transparent 58%),
    radial-gradient(900px 600px at 60% 108%, rgba(75, 107, 255, .38), transparent 62%);
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(circle at 50% 40%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(circle at 50% 40%, #000 0%, transparent 78%);
}
.hero > .container { position: relative; z-index: 2; }

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 16px 7px 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .16);
  font-size: 13.5px;
  color: #D6DAFF;
  margin-bottom: 26px;
}
.hero-badge b {
  background: var(--grad);
  color: #fff;
  border-radius: 999px;
  padding: 2px 11px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
}

.hero-title {
  font-size: clamp(32px, 4vw, 52px);
  line-height: 1.22;
  color: #fff;
  letter-spacing: -.02em;
}
.hero-title .grad-text {
  background: linear-gradient(100deg, #A78BFF 0%, #6FA8FF 48%, #4EE6E0 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-desc {
  margin-top: 24px;
  font-size: 17.5px;
  line-height: 1.95;
  color: #B7BEE6;
  max-width: 560px;
}

.hero .btn-row { margin-top: 38px; }

.hero-meta {
  margin-top: 46px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, .12);
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: 40px;
  justify-content: start;
}
.hero-meta dt {
  font-size: clamp(26px, 3vw, 34px);
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
}
.hero-meta dt i {
  font-style: normal;
  font-size: .55em;
  color: var(--brand-3);
  margin-left: 2px;
}
.hero-meta dd { margin: 6px 0 0; font-size: 14px; color: #99A1CC; }

/* --- 手机模型（纯 CSS 绘制的直播界面） --- */
.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 540px;
}
.hero-visual::before {
  content: "";
  position: absolute;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: var(--grad);
  filter: blur(90px);
  opacity: .45;
}

.phone {
  position: relative;
  z-index: 2;
  width: 290px;
  height: 588px;
  border-radius: 44px;
  padding: 11px;
  background: linear-gradient(160deg, #2B2F55, #14162F 55%, #23264A);
  box-shadow: 0 42px 90px rgba(0, 0, 0, .55), inset 0 0 0 1px rgba(255, 255, 255, .1);
  animation: float 7s ease-in-out infinite;
}
.phone::before {
  content: "";
  position: absolute;
  top: 22px;
  left: 50%;
  transform: translateX(-50%);
  width: 96px;
  height: 24px;
  border-radius: 999px;
  background: #0B0C1C;
  z-index: 4;
}

.phone-screen {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 34px;
  overflow: hidden;
  background:
    radial-gradient(120% 70% at 50% 0%, #3A2C7A 0%, #1B1B3F 46%, #0F1030 100%);
  display: flex;
  flex-direction: column;
  color: #fff;
}

.live-top {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 58px 14px 0;
  z-index: 98;
}
.live-user {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 0, 0, .34);
  border-radius: 999px;
  padding: 4px 4px 4px 5px;
  backdrop-filter: blur(4px);
}
.live-user .avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  flex: none;
  object-fit: cover;
  box-shadow: 0 0 0 1.5px rgba(255, 255, 255, .55);
}
.live-user b { font-size: 12px; display: block; line-height: 1.3; font-weight: 700; white-space: nowrap; }
.live-user i { font-style: normal; font-size: 10px; color: #C3C8EE; white-space: nowrap; }
.live-user .follow {
  font-size: 11px;
  font-weight: 700;
  background: var(--grad);
  border-radius: 999px;
  padding: 4px 10px;
  margin-left: 4px;
}
.live-badge {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: .08em;
  background: linear-gradient(135deg, #FF4D6D, #FF8A3D);
  border-radius: 6px;
  padding: 4px 8px;
}
.live-badge i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #fff;
  animation: pulse 1.4s ease-in-out infinite;
}

.live-stage { flex: 1; position: relative; }

/* 虚拟主播形象（二次元立绘 PNG，随手机尺寸等比缩放） */
.live-stage .anchor {
  position: absolute;
  left: 50%;
  bottom: -18px;
  transform: translateX(-50%);
  width: 88%;
  max-width: 248px;
  height: auto;
  object-fit: contain;
  pointer-events: none;
  filter: drop-shadow(0 16px 30px rgba(0, 0, 0, .45));
  animation: breathe 6.5s ease-in-out infinite;
}
.live-stage .ring {
  position: absolute;
  left: 50%;
  top: 34%;
  width: 210px;
  height: 210px;
  margin: -105px 0 0 -105px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .18);
  animation: ripple 3.4s ease-out infinite;
}
.live-stage .ring:nth-child(2) { animation-delay: 1.1s; }
.live-stage .ring:nth-child(3) { animation-delay: 2.2s; }

.live-gifts {
  position: absolute;
  right: 12px;
  bottom: 96px;
  display: grid;
  gap: 10px;
}
.live-gifts span {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .12);
  border: 1px solid rgba(255, 255, 255, .18);
  display: grid;
  place-items: center;
}
.live-gifts svg, .live-bar .ic svg { width: 17px; height: 17px; }
.live-gifts span:nth-child(1) { color: #FFC94D; }
.live-gifts span:nth-child(2) { color: #7CE7FF; }
.live-gifts span:nth-child(3) { color: #FF9ABF; }

.hearts { position: absolute; right: 22px; bottom: 130px; }
.hearts i {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50% 50% 50% 0;
  transform: rotate(-45deg);
  background: #FF6C93;
  opacity: 0;
  animation: heart 3.6s linear infinite;
}
.hearts i:nth-child(2) { left: -16px; background: #FFC94D; animation-delay: 1.2s; }
.hearts i:nth-child(3) { left: 14px; background: #7CE7FF; animation-delay: 2.4s; }

.live-chat {
  padding: 0 14px 10px;
  display: grid;
  gap: 6px;
  position: relative;
  z-index: 2;
}
.live-chat p {
  font-size: 11px;
  line-height: 1.5;
  background: rgba(0, 0, 0, .34);
  border-radius: 10px;
  padding: 5px 9px;
  width: fit-content;
  max-width: 100%;
  color: #E6E9FF;
}
.live-chat p b { color: #8FD2FF; font-weight: 700; }

.live-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px 18px;
}
.live-bar .input {
  flex: 1;
  font-size: 11px;
  color: #A7ADD6;
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 999px;
  padding: 7px 13px;
}
.live-bar .ic {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .12);
  display: grid;
  place-items: center;
  color: #E4E8FF;
  flex: none;
}
.live-bar .ic--heart { color: #FF6C93; }

/* 悬浮数据小卡 */
.float-card {
  position: absolute;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 11px;
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .18);
  backdrop-filter: blur(12px);
  border-radius: 16px;
  padding: 12px 16px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, .3);
  animation: float 6s ease-in-out infinite;
}
.float-card b { display: block; font-size: 16px; color: #fff; line-height: 1.2; }
.float-card span { font-size: 11.5px; color: #A9B0DC; }
.float-card .dot {
  width: 34px;
  height: 34px;
  border-radius: 11px;
  display: grid;
  place-items: center;
  background: var(--grad);
  font-size: 15px;
  flex: none;
}
.float-card--a { top: 7%; left: -12%; animation-delay: .6s; }
.float-card--b { bottom: 11%; right: -12%; animation-delay: 1.8s; }

/* --- 内页页头 --- */
.page-hero {
  position: relative;
  background: var(--bg-dark);
  color: #fff;
  padding: 76px 0 68px;
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(700px 340px at 10% 0%, rgba(124, 77, 255, .5), transparent 62%),
    radial-gradient(620px 340px at 88% 20%, rgba(18, 200, 214, .3), transparent 60%);
}
.page-hero > .container { position: relative; z-index: 2; }
.page-hero h1 { color: #fff; font-size: clamp(30px, 4vw, 46px); }
.page-hero p {
  margin-top: 16px;
  max-width: 620px;
  color: #B4BBE4;
  font-size: 17px;
  line-height: 1.9;
}
.page-hero .eyebrow {
  color: #CFD4FF;
  background: rgba(255, 255, 255, .08);
  border-color: rgba(255, 255, 255, .18);
}

/* 内页页头：左文案 + 右信息面板 */
.page-hero-grid {
  display: grid;
  grid-template-columns: 1.06fr .94fr;
  column-gap: 56px;
  row-gap: 24px;
  align-items: center;
}
/* 面包屑横跨两列，保持在页头左上角 */
.page-hero-grid > .crumb { grid-column: 1 / -1; margin-bottom: 0; }
/* 文案紧跟面包屑，右侧面板整体居中 */
.page-hero-copy { align-self: start; }

/* 页头正文下方的关键词标签 */
.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}
.hero-tags span {
  font-size: 13px;
  font-weight: 600;
  color: #D6DAF6;
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 999px;
  padding: 7px 15px;
}

.page-hero-side { position: relative; }
.page-hero-side::before {
  content: "";
  position: absolute;
  inset: -46px -34px;
  border-radius: 50%;
  background: radial-gradient(circle at 66% 42%, rgba(124, 77, 255, .5), transparent 64%);
  filter: blur(26px);
  z-index: -1;
}

.hero-panel {
  position: relative;
  border-radius: 22px;
  padding: 26px 26px 24px;
  background: linear-gradient(158deg, rgba(255, 255, 255, .14), rgba(255, 255, 255, .045));
  border: 1px solid rgba(255, 255, 255, .17);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 30px 66px rgba(0, 0, 0, .42);
}
.hero-panel::after {
  content: "";
  position: absolute;
  top: 0;
  left: 26px;
  right: 26px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .55), transparent);
}

.hero-panel-head {
  display: flex;
  align-items: center;
  gap: 13px;
  padding-bottom: 17px;
  border-bottom: 1px solid rgba(255, 255, 255, .13);
}
.hero-panel-ic {
  width: 44px;
  height: 44px;
  border-radius: 13px;
  background: var(--grad);
  display: grid;
  place-items: center;
  color: #fff;
  flex: none;
  box-shadow: 0 10px 22px rgba(75, 107, 255, .38);
}
.hero-panel-ic svg { width: 22px; height: 22px; }
.hero-panel-head b { display: block; font-size: 16.5px; color: #fff; line-height: 1.35; }
.hero-panel-head i {
  font-style: normal;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: #98A0D0;
}

.hero-panel-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 0;
  font-size: 14.5px;
  line-height: 1.6;
  color: #DCE0F5;
  border-bottom: 1px dashed rgba(255, 255, 255, .11);
}
.hero-panel-list li:last-child { border-bottom: 0; padding-bottom: 2px; }
.hero-panel-list svg { width: 18px; height: 18px; color: #7CE7FF; flex: none; }
.hero-panel-list .k { flex: 1; min-width: 0; }
.hero-panel-list .k small {
  display: block;
  font-size: 12.5px;
  color: #939BCB;
  margin-top: 3px;
}
.hero-panel-list a { color: #DCE0F5; }
.hero-panel-list a:hover { color: #fff; }
.hero-panel-list em {
  font-style: normal;
  flex: none;
  font-size: 11.5px;
  font-weight: 700;
  color: #fff;
  background: rgba(124, 77, 255, .42);
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: 999px;
  padding: 4px 10px;
}

.hero-panel-foot {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-top: 18px;
}
.hero-panel-foot div {
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 14px;
  padding: 13px 14px;
}
.hero-panel-foot b {
  display: block;
  font-size: 20px;
  color: #fff;
  letter-spacing: -.01em;
}
.hero-panel-foot span { font-size: 12px; color: #939BCB; }

.crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  color: #8F97C6;
  margin-bottom: 22px;
}
.crumb a:hover { color: #fff; }
.crumb span::before { content: "/"; margin-right: 8px; color: #5A6197; }

/* ============ 6. 内容模块 ============ */

/* --- 数据条 --- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  overflow: hidden;
}
.stats > div {
  background: #fff;
  padding: 34px 26px;
  text-align: center;
  transition: background .3s var(--ease);
}
.stats > div:hover { background: var(--bg-soft); }
.stats b {
  display: block;
  font-size: clamp(28px, 3.2vw, 38px);
  font-weight: 800;
  line-height: 1.15;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stats span { font-size: 14.5px; color: var(--muted); }

/* --- 左右图文 --- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.split--reverse .split-media { order: 2; }
.split-title { font-size: clamp(25px, 2.8vw, 34px); margin-bottom: 18px; }
.split-text { color: var(--muted); font-size: 16px; line-height: 1.95; }
.split .btn-row { margin-top: 30px; }

/* 产品展示台 */
.showcase {
  position: relative;
  border-radius: var(--radius-xl);
  padding: 48px 24px;
  background:
    radial-gradient(120% 90% at 20% 0%, rgba(124, 77, 255, .18), transparent 60%),
    radial-gradient(120% 90% at 90% 100%, rgba(18, 200, 214, .18), transparent 60%),
    var(--bg-dark);
  display: grid;
  place-items: center;
  overflow: hidden;
}
.showcase .phone { animation-duration: 8s; }

/* --- 特性小列表（带序号） --- */
.feature-list { display: grid; gap: 26px; }
.feature-list li { display: flex; gap: 18px; }
.feature-list .num {
  flex: none;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 15px;
  color: #fff;
  background-image: var(--grad);
  box-shadow: var(--shadow-brand);
}
.feature-list h4 { font-size: 17.5px; margin-bottom: 6px; }
.feature-list p { color: var(--muted); font-size: 15px; line-height: 1.8; }

/* --- 流程步骤 --- */
.steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  counter-reset: step;
}
.step {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 22px;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.step:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.step::before {
  counter-increment: step;
  content: "0" counter(step);
  display: block;
  font-size: 30px;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 14px;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  opacity: .9;
}
.step h4 { font-size: 17px; margin-bottom: 8px; }
.step p { font-size: 14px; color: var(--muted); line-height: 1.75; }

/* --- 深色特性区 --- */
.dark-band {
  background: var(--bg-dark);
  color: #C6CCEE;
  position: relative;
  overflow: hidden;
}
.dark-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(760px 420px at 85% 10%, rgba(124, 77, 255, .32), transparent 60%),
    radial-gradient(700px 420px at 6% 90%, rgba(18, 200, 214, .22), transparent 60%);
}
.dark-band > .container { position: relative; z-index: 2; }
.dark-band h2, .dark-band h3, .dark-band h4 { color: #fff; }
.dark-band .section-sub, .dark-band .card-text { color: #A6ADD6; }
.dark-band .eyebrow {
  color: #D5D9FF;
  background: rgba(255, 255, 255, .08);
  border-color: rgba(255, 255, 255, .18);
}
.dark-band .card {
  background: rgba(255, 255, 255, .05);
  border-color: rgba(255, 255, 255, .1);
  backdrop-filter: blur(8px);
}
.dark-band .card:hover { background: rgba(255, 255, 255, .09); box-shadow: none; }
.dark-band .card-icon {
  background: rgba(255, 255, 255, .1);
  border-color: rgba(255, 255, 255, .16);
  color: #9FB6FF;
}
.dark-band .tick { color: #C6CCEE; }
.dark-band .tick li::before { background: rgba(255, 255, 255, .1); border-color: rgba(255, 255, 255, .25); }
.dark-band .tick li::after { border-color: #6FE7E0; }

/* --- 技术标签滚动带 --- */
.marquee {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee-track {
  display: flex;
  gap: 14px;
  width: max-content;
  animation: slide 34s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee .tag { font-size: 14px; padding: 9px 20px; }

/* --- 新闻卡片 --- */
.news-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  overflow: hidden;
  height: 100%;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.news-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-l); }

.news-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  background: var(--bg-dark);
  display: grid;
  place-items: center;
  overflow: hidden;
}
.news-thumb::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 100% at 20% 0%, rgba(124, 77, 255, .6), transparent 60%),
    radial-gradient(120% 100% at 90% 100%, rgba(18, 200, 214, .45), transparent 60%);
  transition: transform .6s var(--ease);
}
.news-card:hover .news-thumb::before { transform: scale(1.12); }
.news-thumb span {
  position: relative;
  z-index: 2;
  font-size: 34px;
  font-weight: 800;
  letter-spacing: .3em;
  color: rgba(255, 255, 255, .82);
  text-indent: .3em;
}
/* 选择器需比 .news-thumb span 更具体，否则会被其字号与定位覆盖 */
.news-thumb .news-cat {
  position: absolute;
  z-index: 3;
  top: 14px;
  left: 14px;
  font-size: 12px;
  letter-spacing: normal;
  text-indent: 0;
  font-weight: 700;
  color: #fff;
  background: rgba(0, 0, 0, .38);
  border: 1px solid rgba(255, 255, 255, .24);
  border-radius: 999px;
  padding: 4px 12px;
  backdrop-filter: blur(6px);
}

.news-body { padding: 26px 26px 28px; display: flex; flex-direction: column; flex: 1; }
.news-date { font-size: 13px; color: var(--muted-2); font-weight: 600; letter-spacing: .04em; }
.news-title { font-size: 19px; margin: 10px 0 12px; line-height: 1.5; }
.news-card:hover .news-title { color: var(--brand-2); }
.news-desc {
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.85;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-body .link-more { margin-top: auto; padding-top: 20px; }

/* 新闻列表（内页） */
.news-row {
  display: grid;
  grid-template-columns: 108px 1fr auto;
  gap: 28px;
  align-items: center;
  padding: 26px 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.news-row:hover { transform: translateX(6px); box-shadow: var(--shadow); border-color: transparent; }
.news-row .date {
  text-align: center;
  border-right: 1px solid var(--line);
  padding-right: 20px;
}
.news-row .date b {
  display: block;
  font-size: 30px;
  font-weight: 800;
  line-height: 1;
  color: var(--ink);
}
.news-row .date span { font-size: 13px; color: var(--muted-2); }
.news-row h3 { font-size: 18px; margin-bottom: 7px; }
.news-row:hover h3 { color: var(--brand-2); }
.news-row p {
  font-size: 14.5px;
  color: var(--muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 分类筛选（纯展示） */
.filter { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 36px; }
.filter a {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--ink-2);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 20px;
}
.filter a:hover { border-color: var(--brand-2); color: var(--brand-2); }
.filter a.is-active {
  color: #fff;
  background-image: var(--grad);
  border-color: transparent;
  box-shadow: var(--shadow-brand);
}

/* 分页 */
.pager { display: flex; justify-content: center; gap: 10px; margin-top: 48px; }
.pager a, .pager span {
  min-width: 42px;
  height: 42px;
  padding: 0 14px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #fff;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-2);
}
.pager a:hover { border-color: var(--brand-2); color: var(--brand-2); }
.pager .is-active {
  color: #fff;
  background-image: var(--grad);
  border-color: transparent;
}
.pager .is-disabled { color: var(--muted-2); background: var(--bg-soft); }

/* --- 发展历程 --- */
.timeline { position: relative; padding-left: 34px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--brand-1), var(--brand-3));
  opacity: .35;
}
.timeline li { position: relative; padding-bottom: 40px; }
.timeline li:last-child { padding-bottom: 0; }
.timeline li::before {
  content: "";
  position: absolute;
  left: -34px;
  top: 8px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--brand-2);
  box-shadow: 0 0 0 5px rgba(75, 107, 255, .12);
}
.timeline time {
  display: inline-block;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .06em;
  color: var(--brand-2);
  margin-bottom: 6px;
}
.timeline h4 { font-size: 18px; margin-bottom: 8px; }
.timeline p { color: var(--muted); font-size: 15px; line-height: 1.85; }

/* --- 价值观 / 简单图标块 --- */
.value {
  text-align: center;
  padding: 34px 24px;
  border-radius: var(--radius-l);
  background: #fff;
  border: 1px solid var(--line);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.value:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.value .card-icon { margin-inline: auto; }
.value h4 { font-size: 18px; margin-bottom: 10px; }
.value p { font-size: 14.5px; color: var(--muted); line-height: 1.8; }

/* --- 联系信息卡 --- */
.contact-card {
  display: flex;
  gap: 18px;
  padding: 28px 26px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.contact-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.contact-card .card-icon { margin-bottom: 0; flex: none; }
.contact-card h4 { font-size: 17px; margin-bottom: 6px; }
.contact-card p { color: var(--muted); font-size: 15px; line-height: 1.8; word-break: break-all; }
.contact-card strong { color: var(--ink); font-size: 18px; font-weight: 700; letter-spacing: .02em; }

/* --- 表单 --- */
.form-wrap {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 44px;
  box-shadow: var(--shadow);
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.field { display: flex; flex-direction: column; gap: 9px; }
.field--full { grid-column: 1 / -1; }
.field label { font-size: 14.5px; font-weight: 600; color: var(--ink); }
.field label em { color: #FF5A6E; font-style: normal; margin-left: 3px; }

.field input,
.field select,
.field textarea {
  font-family: inherit;
  font-size: 15px;
  color: var(--ink);
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 13px 16px;
  width: 100%;
  transition: border-color .25s var(--ease), background .25s var(--ease), box-shadow .25s var(--ease);
}
.field textarea { min-height: 132px; resize: vertical; line-height: 1.7; }
.field input::placeholder, .field textarea::placeholder { color: var(--muted-2); }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  background: #fff;
  border-color: var(--brand-2);
  box-shadow: 0 0 0 4px rgba(75, 107, 255, .12);
}
.field select { appearance: none; -webkit-appearance: none; cursor: pointer; }
.field.is-select { position: relative; }
.field.is-select::after {
  content: "";
  position: absolute;
  right: 18px;
  bottom: 22px;
  width: 8px;
  height: 8px;
  border: solid var(--muted);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
  pointer-events: none;
}
.form-note { font-size: 13.5px; color: var(--muted); margin-top: 6px; }

.check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--muted);
}
.check input { width: 17px; height: 17px; margin-top: 4px; accent-color: var(--brand-2); flex: none; }

/* --- 地图占位 --- */
.map-box {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    linear-gradient(rgba(75, 107, 255, .07) 1px, transparent 1px) 0 0 / 44px 44px,
    linear-gradient(90deg, rgba(75, 107, 255, .07) 1px, transparent 1px) 0 0 / 44px 44px,
    radial-gradient(90% 90% at 50% 50%, #EDF1FF, #F7F8FC);
  min-height: 380px;
  display: grid;
  place-items: center;
  padding: 30px;
  text-align: center;
}
.map-pin {
  width: 60px;
  height: 60px;
  border-radius: 50% 50% 50% 6px;
  transform: rotate(-45deg);
  background-image: var(--grad);
  box-shadow: var(--shadow-brand);
  display: grid;
  place-items: center;
  margin: 0 auto 26px;
  animation: bob 2.6s ease-in-out infinite;
}
.map-pin i {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #fff;
  transform: rotate(45deg);
}
.map-box h4 { font-size: 19px; margin-bottom: 8px; }
.map-box p { color: var(--muted); font-size: 15px; }

/* --- FAQ（纯 CSS 折叠） --- */
.faq { display: grid; gap: 14px; }
.faq details {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 4px 24px;
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.faq details[open] { border-color: rgba(75, 107, 255, .34); box-shadow: var(--shadow-s); }
.faq summary {
  list-style: none;
  cursor: pointer;
  font-size: 16.5px;
  font-weight: 600;
  color: var(--ink);
  padding: 20px 34px 20px 0;
  position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "";
  position: absolute;
  right: 4px;
  top: 50%;
  width: 9px;
  height: 9px;
  margin-top: -6px;
  border: solid var(--brand-2);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
  transition: transform .3s var(--ease);
}
.faq details[open] summary::after { transform: rotate(-135deg); margin-top: -2px; }
.faq .faq-body { padding: 0 0 22px; color: var(--muted); font-size: 15px; line-height: 1.9; }

/* --- CTA 条 --- */
.cta {
  position: relative;
  border-radius: var(--radius-xl);
  padding: 62px 56px;
  overflow: hidden;
  background-image: var(--grad);
  box-shadow: var(--shadow-l);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  color: #fff;
}
.cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(60% 120% at 88% 0%, rgba(255, 255, 255, .28), transparent 62%),
    radial-gradient(50% 100% at 10% 100%, rgba(0, 0, 0, .18), transparent 60%);
}
.cta > * { position: relative; z-index: 2; }
.cta h2 { color: #fff; font-size: clamp(25px, 3vw, 36px); }
.cta p { margin-top: 12px; color: rgba(255, 255, 255, .88); font-size: 16.5px; }
.cta .btn-outline { background: #fff; color: var(--brand-2); border-color: #fff; }
.cta .btn-outline:hover { color: var(--brand-1); }

/* ============ 7. 页脚 ============ */
.site-footer {
  background: var(--bg-dark);
  color: #98A0C9;
  font-size: 14.5px;
  position: relative;
  overflow: hidden;
}
.site-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(760px 380px at 12% 0%, rgba(124, 77, 255, .22), transparent 62%),
              radial-gradient(700px 380px at 92% 30%, rgba(18, 200, 214, .14), transparent 60%);
}
.site-footer > * { position: relative; z-index: 2; }

.footer-main {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
  gap: 48px;
  padding: 72px 0 56px;
}
.footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.footer-brand img { width: 44px; height: 44px; border-radius: 13px; }
.footer-brand .brand-cn { color: #fff; }
.footer-brand .brand-en { color: #7A82B4; }
.footer-about { line-height: 1.9; max-width: 340px; color: #8990BC; }

.footer h5 {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 22px;
  position: relative;
  padding-bottom: 12px;
}
.footer h5::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 26px;
  height: 3px;
  border-radius: 3px;
  background: var(--grad);
}
.footer-links { display: grid; gap: 13px; }
.footer-links a { color: #98A0C9; }
.footer-links a:hover { color: #fff; padding-left: 4px; }

.footer-contact { display: grid; gap: 16px; }
.footer-contact li { display: flex; gap: 12px; line-height: 1.8; }
.footer-contact svg { width: 18px; height: 18px; flex: none; margin-top: 4px; color: var(--brand-3); }
.footer-contact b { color: #fff; font-weight: 600; }
.footer-contact a:hover { color: #fff; }

.qr {
  margin-top: 24px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.qr-box {
  width: 84px;
  height: 84px;
  border-radius: 12px;
  flex: none;
  background:
    conic-gradient(from 0deg, #fff 25%, #E9ECFB 0 50%, #fff 0 75%, #E9ECFB 0) 0 0 / 14px 14px,
    #fff;
  border: 4px solid #fff;
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-s);
}
.qr-box span {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background-image: var(--grad);
}
.qr p { font-size: 13px; color: #8990BC; line-height: 1.7; }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding: 24px 0 30px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 26px;
  font-size: 13.5px;
  color: #79809F;
}
.footer-bottom a:hover { color: #fff; }
.footer-legal { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 20px; }

/* ============ 8. 动效 ============ */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}
@keyframes bob {
  0%, 100% { transform: rotate(-45deg) translateY(0); }
  50% { transform: rotate(-45deg) translateY(-8px); }
}
/* 虚拟主播的呼吸浮动（需保留水平居中位移） */
@keyframes breathe {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-7px); }
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .35; transform: scale(.7); }
}
@keyframes ripple {
  0% { transform: scale(.5); opacity: .55; }
  100% { transform: scale(1.5); opacity: 0; }
}
@keyframes heart {
  0% { opacity: 0; transform: rotate(-45deg) translate(0, 0) scale(.6); }
  15% { opacity: 1; }
  100% { opacity: 0; transform: rotate(-45deg) translate(30px, -110px) scale(1.1); }
}
@keyframes slide {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@keyframes rise {
  from { opacity: 0; transform: translateY(26px); }
  to { opacity: 1; transform: none; }
}

/* 首屏入场 */
.rise {
  opacity: 0;
  animation: rise .85s var(--ease) forwards;
  animation-delay: var(--d, 0s);
}

/* 滚动进场：仅在支持滚动驱动动画的浏览器生效，否则内容默认可见 */
@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) and (min-width: 768px) {
    .reveal {
      animation: rise .9s var(--ease) both;
      animation-timeline: view();
      animation-range: entry 4% cover 22%;
    }
  }
}

/* 不支持滚动驱动动画的浏览器：由 main.js 加上 js-reveal 后走过渡方案 */
@media (prefers-reduced-motion: no-preference) and (min-width: 768px) {
  .js-reveal .reveal {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity .8s var(--ease), transform .8s var(--ease);
  }
  .js-reveal .reveal.is-in { opacity: 1; transform: none; }
}

/* 返回顶部按钮（由 main.js 动态插入，无脚本时不显示） */
.to-top {
  position: fixed;
  right: 22px;
  bottom: 24px;
  z-index: 70;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, .22);
  border-radius: 14px;
  background: var(--grad);
  color: #fff;
  display: grid;
  place-items: center;
  cursor: pointer;
  box-shadow: 0 14px 34px rgba(75, 107, 255, .42);
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px);
  transition: opacity .3s var(--ease), transform .3s var(--ease), visibility .3s;
}
.to-top svg { width: 20px; height: 20px; }
.to-top.is-show { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { filter: brightness(1.08); }
.to-top:focus-visible { outline: 2px solid #fff; outline-offset: 3px; }

/* 页头滚动后加深阴影 */
.site-header.is-stuck {
  box-shadow: 0 8px 26px rgba(18, 20, 43, .1);
  background: rgba(255, 255, 255, .92);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
  .rise { opacity: 1; }
  .js-reveal .reveal { opacity: 1; transform: none; }
}

/* ============ 9. 响应式 ============ */
@media (max-width: 1200px) {
  .hero-grid { gap: 40px; }
  .page-hero-grid { column-gap: 40px; }
  .split { gap: 44px; }
  .footer-main { grid-template-columns: 1.4fr 1fr 1fr; }
  .footer-col--contact { grid-column: 1 / -1; }
  .footer-contact { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1024px) {
  .section { padding: 84px 0; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .cta { padding: 48px 40px; }
}

/* 移动端导航断点 */
@media (max-width: 960px) {
  .topbar-list li:not(:first-child) { display: none; }

  .nav-burger { display: block; }
  .header-cta { display: none; }

  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin: 0;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow);
    max-height: 0;
    overflow: hidden;
    visibility: hidden;
    transition: max-height .42s var(--ease), visibility .42s;
  }
  .nav-toggle:checked ~ .nav {
    max-height: 560px;
    visibility: visible;
  }
  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px 24px 22px;
  }
  .nav-list > li > a {
    padding: 15px 4px;
    border-bottom: 1px solid var(--line-2);
    border-radius: 0;
    font-size: 16px;
  }
  .nav-list > li > a::after { display: none; }
  .nav-list > li > a.is-active { color: var(--brand-2); }
  .nav-cta { margin-top: 18px; }
  .nav-cta .btn { width: 100%; }
}

@media (min-width: 961px) {
  .nav-cta { display: none; }
}

@media (max-width: 900px) {
  .hero { padding: 70px 0 84px; }
  .hero-grid { grid-template-columns: 1fr; }
  .page-hero { padding: 56px 0 60px; }
  .page-hero-grid { grid-template-columns: 1fr; row-gap: 30px; }
  .page-hero p { max-width: none; }
  .page-hero-side::before { display: none; }
  .hero-desc { max-width: none; }
  .hero-visual { min-height: auto; margin-top: 12px; }
  .float-card--a { left: -2%; }
  .float-card--b { right: -2%; }

  .split { grid-template-columns: 1fr; gap: 36px; }
  .split--reverse .split-media { order: 0; }

  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .form-wrap { padding: 32px 26px; }
  .cta { flex-direction: column; align-items: flex-start; text-align: left; }
}

@media (max-width: 768px) {
  :root { --header-h: 64px; }
  body { font-size: 15.5px; }

  .container { padding: 0 18px; }

  /* 顶部信息条在窄屏只保留可点击的电话 */
  .topbar-inner { height: auto; padding: 8px 0; justify-content: center; }
  .topbar-inner > span { display: none; }
  .topbar-list li { white-space: nowrap; }
  .section { padding: 64px 0; }
  .section--tight { padding: 52px 0; }
  .section-head { margin-bottom: 38px; }
  .section-sub { font-size: 15.5px; }

  .grid { gap: 18px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .card { padding: 28px 24px; border-radius: var(--radius); }

  .brand { gap: 10px; }
  .brand img { width: 36px; height: 36px; border-radius: 10px; }
  .brand-cn { font-size: 16px; }
  .brand-en { font-size: 9px; letter-spacing: .14em; }

  .hero-meta { grid-template-columns: repeat(3, 1fr); gap: 18px; }
  .hero-meta dd { font-size: 12.5px; }
  /* 窄屏手机壳里空间有限，隐藏"关注"按钮避免主播信息条换行 */
  .phone { width: 252px; height: 512px; }
  .live-top { padding: 56px 10px 0; }
  .live-user .follow { display: none; }
  .float-card { padding: 10px 13px; }
  .float-card b { font-size: 14px; }
  .float-card span { font-size: 10.5px; }

  .hero-panel { padding: 22px 20px; border-radius: var(--radius); }
  .hero-panel::after { left: 20px; right: 20px; }
  .hero-panel-list li { font-size: 14px; padding: 12px 0; }
  .hero-tags { margin-top: 22px; gap: 8px; }
  .hero-tags span { font-size: 12.5px; padding: 6px 13px; }

  .news-row { grid-template-columns: 1fr; gap: 14px; padding: 22px; }
  .news-row .date {
    display: flex;
    align-items: baseline;
    gap: 8px;
    text-align: left;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding: 0 0 12px;
  }
  .news-row .date b { font-size: 22px; }
  .news-row .link-more { display: none; }

  .form-grid { grid-template-columns: 1fr; }
  .cta { padding: 38px 26px; border-radius: var(--radius-l); }
  .btn { width: 100%; }
  .btn-row { flex-direction: column; }
  .cta .btn-row, .hero .btn-row { width: 100%; }
  .link-more, .filter a, .pager a, .pager span { width: auto; }

  .footer-main { grid-template-columns: 1fr; gap: 38px; padding: 54px 0 44px; }
  .footer-contact { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; text-align: left; }
  .timeline { padding-left: 28px; }
  .timeline li::before { left: -28px; }
  .map-box { min-height: 300px; }
}

@media (max-width: 480px) {
  .brand-en { display: none; }
  .brand-cn { font-size: 15.5px; }
  .to-top { right: 14px; bottom: 16px; width: 42px; height: 42px; }
}

@media (max-width: 420px) {
  .hero-meta { grid-template-columns: repeat(2, 1fr); }
  .hero-meta > div:last-child { grid-column: 1 / -1; }
  .phone { width: 232px; height: 470px; }
  .float-card--a, .float-card--b { position: static; margin: 14px auto 0; width: fit-content; }
}

/* 打印 */
@media print {
  .site-header, .topbar, .cta, .nav-burger, .to-top { display: none !important; }
  body { color: #000; }
  .hero, .page-hero, .site-footer, .dark-band { background: #fff !important; color: #000 !important; }
}