/* ============================================================
   Emergix 涌现万物 — Official Website
   Design language: deep space purple, glass, glow
   ============================================================ */

:root {
  --bg: #030014;
  --white: #ffffff;
  /* text ramp */
  --text: #f4f0ff;
  --text-nav: rgba(255, 255, 255, 0.9);
  --text-muted: rgba(239, 237, 253, 0.7);
  --text-dim: rgba(239, 237, 253, 0.6);
  --text-faint: rgba(239, 237, 253, 0.32);
  /* hairlines — 比参考站略提亮，保证真机 OLED 与亮环境下边缘可辨 */
  --border: rgba(255, 255, 255, 0.16);
  --border-strong: rgba(255, 255, 255, 0.26);
  --hairline: rgba(243, 238, 255, 0.2);
  --glass: rgba(255, 255, 255, 0.03);
  --glass-2: rgba(255, 255, 255, 0.06);
  /* brand */
  --purple: #712fff;
  --purple-soft: #a48fff;
  --purple-deep: #3c087e;
  --lavender: 186, 156, 255;
  --link: #9382ff;
  --irid: linear-gradient(90.01deg, #e59cff 0.01%, #ba9cff 50.01%, #9cb2ff 100%);
  --heading-fill: linear-gradient(180deg, #fff 0%, rgba(255, 255, 255, 0.7) 100%);
  --rainbow: linear-gradient(to right, #fc72ff, #8f68ff, #487bff, #2cd9ff, #2cffcc);
  /* signature easing */
  --ease: cubic-bezier(0.6, 0.6, 0, 1);
  --font: "Inter", "Noto Sans SC", system-ui, -apple-system, "Segoe UI",
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  /* 根级裁剪：装饰元素再宽也不会撑开布局视口，
     否则移动端 innerWidth 被撑大 → 固定定位元素跟着变宽 → 滑动时页面缩放 */
  overflow-x: hidden;
  /* 禁止 iOS 横竖屏切换时自动放大正文 */
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  font-feature-settings: "ss01" on, "cv10" on, "calt" off, "liga" off;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  width: 100%;
  max-width: 100%;
  position: relative;
  /* 固定 1280 版面后不再限制手势：用户捏合放大后需要能双向平移 */
}

/* 每个区块各自兜底裁剪横向溢出。
   用 overflow-x: clip 而非 hidden —— hidden 会强制纵向变成可滚动，
   clip 只裁横向，纵向的辉光仍可自然溢出。 */
section,
.header,
.footer,
.tetris {
  overflow-x: clip;
}

/* 不支持 clip 的旧浏览器退回 hidden */
@supports not (overflow-x: clip) {
  section, .header, .footer { overflow-x: hidden; }
}

::selection { background: rgba(147, 130, 255, 0.5); color: #fff; }

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  border: 2px solid var(--bg);
}
::-webkit-scrollbar-thumb:hover { background: rgba(255, 255, 255, 0.1); }

a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { font-weight: 500; }

.container { max-width: 820px; margin: 0 auto; padding: 0 24px; }
.container-lg { max-width: 1248px; margin: 0 auto; padding: 0 24px; }

/* ---------- gradient text helpers ---------- */
.grad-text {
  background: var(--irid);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* ============================================================
   Buttons
   ============================================================ */
.button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  font-size: 14px;
  line-height: 20px;
  font-weight: 500;
  font-family: var(--font);
  color: var(--text);
  border-radius: 8px;
  border: 0;
  cursor: pointer;
  white-space: nowrap;
  isolation: isolate;
  backdrop-filter: blur(8px);
}

/* two stacked gradient layers cross-fade on hover */
.button::before,
.button::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: inherit;
  transition: opacity 0.2s var(--ease);
}
.button::after { opacity: 0; }
.button:hover::before { opacity: 0; }
.button:hover::after { opacity: 1; }

.button-primary::before {
  background: linear-gradient(180deg, rgba(60, 8, 126, 0) 0%, rgba(60, 8, 126, 0.32) 100%),
    rgba(113, 47, 255, 0.12);
  box-shadow: inset 0 0 12px rgba(191, 151, 255, 0.24);
}

.button-primary::after {
  background: linear-gradient(180deg, rgba(60, 8, 126, 0) 0%, rgba(60, 8, 126, 0.42) 100%),
    rgba(113, 47, 255, 0.24);
  box-shadow: inset 0 0 12px rgba(191, 151, 255, 0.44);
}

/* 1px gradient ring drawn with an xor mask */
.button-border {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(180deg, rgba(207, 184, 255, 0.24) 0%, rgba(207, 184, 255, 0) 100%),
    linear-gradient(0deg, rgba(207, 184, 255, 0.32), rgba(207, 184, 255, 0.32));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.button-ghost { color: var(--text); }

.button-ghost::before {
  background: linear-gradient(180deg, rgba(243, 238, 255, 0) 0%, rgba(243, 238, 255, 0.04) 100%),
    rgba(147, 130, 255, 0.01);
  box-shadow: inset 0 0 12px rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(243, 238, 255, 0.08);
}

.button-ghost::after {
  background: linear-gradient(180deg, rgba(243, 238, 255, 0) 0%, rgba(243, 238, 255, 0.05) 100%),
    rgba(147, 130, 255, 0.04);
  box-shadow: inset 0 0 12px rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(243, 238, 255, 0.14);
}

.button-lg { padding: 12px 24px; font-size: 16px; line-height: 24px; border-radius: 10px; }

/* ============================================================
   Header
   ============================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  /* 页头自带左右留白：.header-inner 的 padding 会覆盖容器内边距 */
  padding: 0 28px;
  background: rgba(3, 0, 20, 0.08);
  backdrop-filter: blur(0px);
  transition: background 0.3s ease, backdrop-filter 0.3s ease;
}

.header.scrolled {
  background: rgba(3, 0, 20, 0.72);
  backdrop-filter: blur(16px);
}

.header-line {
  height: 1px;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.08) 25%,
    rgba(255, 255, 255, 0.08) 75%,
    rgba(255, 255, 255, 0) 100%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
}

.header.scrolled .header-line { opacity: 1; }

.header-inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 26px 0;
}

.header-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
  font-size: 16px;
  line-height: 24px;
}

.logo-mark {
  display: inline-flex;
  filter: drop-shadow(0 0 10px rgba(140, 90, 255, 0.55));
}

/* 英文名与中文名并排显示（非斜体，留出间距） */
.logo-en {
  font-style: normal;
  margin-left: 12px;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.02em;
  background: var(--irid);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* nav pill is optically centred on the header, not flex-positioned */
.header-nav {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 999px;
}

.header-nav a {
  margin: 0 12px;
  font-size: 14px;
  line-height: 20px;
  color: var(--text-nav);
  transition: color 0.3s var(--ease);
}

.header-nav a:hover { color: rgba(255, 255, 255, 0.6); }

.header-actions { display: flex; align-items: center; }

.header-login {
  font-size: 14px;
  line-height: 20px;
  font-weight: 500;
  color: var(--text-nav);
  margin-right: 24px;
  transition: color 0.3s var(--ease);
}
.header-login:hover { color: rgba(255, 255, 255, 0.6); }

.header-menu-btn {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: 0;
  padding: 8px;
  cursor: pointer;
}
.header-menu-btn span {
  width: 22px; height: 1.5px;
  background: var(--white);
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.header-menu-btn.open span:nth-child(1) { transform: translateY(4px) rotate(45deg); }
.header-menu-btn.open span:nth-child(2) { transform: translateY(-3.5px) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  inset: 88px 0 auto 0;
  z-index: 99;
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 16px 24px 28px;
  background: rgba(3, 0, 20, 0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.mobile-menu.open { display: flex; }
.mobile-menu a { padding: 12px 4px; color: var(--text-muted); font-size: 16px; }
.mobile-menu a:hover { color: var(--white); }
.mobile-menu .button { margin-top: 12px; justify-content: center; color: var(--text); }

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative;
  padding: 200px 0 96px;
  overflow: hidden;
}

.hero-stars {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

/* --- orbit system above the black hole --- */
.hero-portal {
  position: absolute;
  left: 50%;
  top: 174px;
  width: 1440px;
  height: 810px;
  transform: translateX(-50%);
  pointer-events: none;
  z-index: 3;
}

.portal-glow {
  position: absolute;
  left: 50%;
  top: -173px;
  width: 1440px;
  height: 900px;
  transform: translateX(-50%);
  background: radial-gradient(
    37.74% 81.78% at 50% 26.56%,
    rgba(148, 101, 255, 0.08) 0%,
    rgba(3, 0, 20, 0) 100%
  );
}

/* ---- infalling star ring ---- */
.orbit-stars {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 700px;
  height: 700px;
  margin: -350px 0 0 -350px;
  /* donut: hollow centre, brightest mid-band, soft outer edge */
  -webkit-mask-image: radial-gradient(
    50% 50% at 50% 50%,
    transparent 27.08%,
    #d9d9d9 47.92%,
    rgba(217, 217, 217, 0.8) 75%,
    transparent 100%
  );
  mask-image: radial-gradient(
    50% 50% at 50% 50%,
    transparent 27.08%,
    #d9d9d9 47.92%,
    rgba(217, 217, 217, 0.8) 75%,
    transparent 100%
  );
  animation: orbit-stars-spin 70s linear infinite;
}

@keyframes orbit-stars-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(-360deg); }
}

.orbit-stars i {
  position: absolute;
  width: 2px;
  height: 2px;
  border-radius: 5px;
  background: rgba(255, 255, 255, 0);
  animation: star-fall linear infinite;
}
.orbit-stars i:nth-child(3n) { opacity: 0.5; }

/* star lights up, then drifts inward while shrinking */
@keyframes star-fall {
  0% { background: rgba(255, 255, 255, 0); transform: translate(0) scale(1); }
  10% { background: #fff; }
  100% { background: #fff; transform: var(--drift) scale(0.5); }
}

/* ---- concentric orbit rings ---- */
.bh-orbits {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 808px;
  height: 808px;
  margin: -416px 0 0 -404px;
  z-index: 2;
}

/* each wrapper reveals only the top arc of its ring */
.bh-arc {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  -webkit-mask-image: linear-gradient(
    180deg,
    rgba(186, 156, 255, 0.6) 9.41%,
    rgba(186, 156, 255, 0) 29.79%
  );
  mask-image: linear-gradient(
    180deg,
    rgba(186, 156, 255, 0.6) 9.41%,
    rgba(186, 156, 255, 0) 29.79%
  );
}
.bh-arc-0 { width: 808px; height: 808px; }
.bh-arc-1 { width: 608px; height: 608px; opacity: 0.6; }
.bh-arc-2 { width: 416px; height: 416px; z-index: 1; }

.bh-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(var(--lavender), 0.3);
  background: rgba(var(--lavender), 0.04);
  animation: bh-ring-spin 100s linear infinite;
}
/* innermost ring stays put — it anchors the composition */
.bh-ring-static { animation: none; }

@keyframes bh-ring-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* nodes riding the rings */
.bh-node {
  position: absolute;
  width: 6px;
  height: 6px;
  margin: -3px 0 0 -3px;
  border-radius: 50%;
  border: 1px solid rgba(var(--lavender), 0.3);
  background: rgba(var(--lavender), 0.01);
  backdrop-filter: blur(10px);
}

.hero-content { position: relative; z-index: 2; text-align: center; }

/* pill badge: glass body, inner lavender glow, masked gradient ring */
.hero-badge,
.eyebrow {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 15px;
  font-size: 14px;
  line-height: 20px;
  font-weight: 500;
  border-radius: 32px;
  backdrop-filter: blur(6px);
  box-shadow: inset 0 -7px 11px rgba(164, 143, 255, 0.12);
  transition: box-shadow 0.45s var(--ease);
  /* gradient-clipped text */
  background-image: linear-gradient(0deg, rgba(255, 255, 255, 0.4), rgba(255, 255, 255, 0.4)),
    var(--irid);
  background-blend-mode: normal, screen;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.hero-badge:hover { box-shadow: inset 0 -7px 11px rgba(164, 143, 255, 0.24); }

/* the 1px pink→purple→blue ring */
.hero-badge::after,
.eyebrow::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(
    90.01deg,
    rgba(229, 156, 255, 0.24) 0.01%,
    rgba(186, 156, 255, 0.24) 50.01%,
    rgba(156, 178, 255, 0.24) 100%
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.badge-star { -webkit-text-fill-color: transparent; }

.hero-title {
  margin: 16px 0 12px;
  font-size: 72px;
  line-height: 80px;
  font-weight: 500;
  background: var(--heading-fill);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-sub {
  font-size: 18px;
  line-height: 28px;
  color: var(--text-muted);
}

.hero-cta {
  display: flex;
  justify-content: center;
  gap: 14px;
  margin-top: 36px;
}

/* --- hero app window --- */
/* z-index 1：黑洞视频属于背景层，永远不能盖住 hero 文字（z-index 2） */
.hero-app {
  position: relative;
  z-index: 1;
  margin-top: 300px;
}

/* --- black hole / eclipse effect --- */
.hero-blackhole {
  position: absolute;
  left: 50%;
  top: 40px;
  width: 1150px;
  height: 540px;
  transform: translate(-50%, -100%);
  pointer-events: none;
  overflow: hidden;
  /* 参考站同款径向渐晕：实心到 60.94%，边缘淡出 */
  -webkit-mask-image: radial-gradient(50% 50% at 50% 50%, #000 60.94%, transparent 100%);
  mask-image: radial-gradient(50% 50% at 50% 50%, #000 60.94%, transparent 100%);
}

/* canvas-rendered black hole（视频的兜底） */
.bh-canvas {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 500px;
}

/* 自制黑洞视频：16:9，横向铺满容器，地平线对齐容器底部附近 */
.bh-video {
  position: absolute;
  left: 50%;
  bottom: -60px;
  transform: translateX(-50%);
  width: 100%;
  opacity: 0;
  transition: opacity 0.75s var(--ease);
}

.hero-blackhole.video-on .bh-video { opacity: 1; }
.hero-blackhole.video-on .bh-canvas { display: none; }

/* 视频自带轨道弧线与星点，隐藏 DOM 版避免重影 */
body.bh-video-on .bh-orbits,
body.bh-video-on .orbit-stars { display: none; }

@keyframes bh-breathe {
  0%, 100% { opacity: 0.82; }
  50% { opacity: 1; }
}

/* lower halo ring, below the horizon (lensing) */
.bh-under {
  position: absolute;
  top: -24px;
  left: 50%;
  transform: translateX(-50%);
  width: 620px;
  height: 300px;
  background: radial-gradient(
    circle 265px at 50% 0%,
    rgba(3, 0, 20, 0) 168px,
    rgba(147, 51, 234, 0.05) 196px,
    rgba(192, 132, 252, 0.4) 226px,
    rgba(233, 213, 255, 0.5) 240px,
    rgba(168, 85, 247, 0.28) 256px,
    rgba(3, 0, 20, 0) 290px
  );
  filter: blur(9px);
  z-index: 3;
  pointer-events: none;
  animation: bh-breathe 5s 0.8s ease-in-out infinite;
}

/* light bleeding over the app window's top edge */
.bh-frontglow {
  position: absolute;
  top: -30px;
  left: 50%;
  transform: translateX(-50%);
  width: min(1000px, 100%);
  height: 66px;
  background: radial-gradient(
    50% 50% at 50% 50%,
    rgba(255, 255, 255, 0.65) 0%,
    rgba(180, 130, 255, 0.34) 45%,
    rgba(3, 0, 20, 0) 78%
  );
  filter: blur(14px);
  z-index: 3;
  pointer-events: none;
}

.app-window { position: relative; }

.app-glow {
  position: absolute;
  inset: -60px -80px;
  background: radial-gradient(
    50% 55% at 50% 40%,
    rgba(113, 47, 255, 0.18) 0%,
    rgba(3, 0, 20, 0) 70%
  );
  pointer-events: none;
}

.app-frame {
  position: relative;
  display: grid;
  grid-template-columns: 250px 1fr;
  min-height: 420px;
  border-radius: 16px;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(16, 10, 42, 0.9), rgba(8, 4, 28, 0.95));
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow:
    0 0 0 1px rgba(3, 0, 20, 0.6),
    0 30px 80px rgba(0, 0, 0, 0.55),
    0 0 80px rgba(113, 47, 255, 0.12);
}

.app-sidebar {
  padding: 20px 14px;
  background: rgba(255, 255, 255, 0.02);
  border-right: 1px solid var(--border);
}

.app-sidebar-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 8px 16px;
}

.app-avatar {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #e5daff, #712fff);
}

.app-sidebar-title { font-size: 14px; font-weight: 600; }

.app-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  margin: 2px 0;
  font-size: 13.5px;
  color: var(--text-muted);
  border-radius: 8px;
  transition: background 0.2s ease, color 0.2s ease;
}
.app-nav-item:hover { background: rgba(255, 255, 255, 0.04); color: var(--white); }
.app-nav-item.active { background: rgba(113, 47, 255, 0.16); color: #d9ccff; }
.app-nav-item.sm { font-size: 12.5px; color: var(--text-faint); padding: 6px 10px; }

.app-ic { width: 14px; height: 14px; border-radius: 4px; display: inline-block; flex: none; }
.ic-doc   { background: linear-gradient(135deg, #ba9cff, #712fff); }
.ic-bolt  { background: linear-gradient(135deg, #fc72ff, #8f68ff); }
.ic-graph { background: linear-gradient(135deg, #487bff, #2cd9ff); }
.ic-clock { background: linear-gradient(135deg, #2cd9ff, #2cffcc); }

.app-sidebar-sep { height: 1px; margin: 14px 6px; background: var(--border); }

.app-main { padding: 34px 40px; text-align: left; }

.app-doc-title {
  font-size: 26px;
  font-weight: 600;
  margin-bottom: 22px;
}
.app-doc-title em {
  font-style: normal;
  color: #8b7bff;
}

/* 用正常文本流 + 绝对定位的圆点，
   避免 flex 把每段文字拆成独立项导致窄屏上逐词断行 */
.app-line {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-muted);
  margin: 10px 0;
}
.app-line b { color: var(--white); font-weight: 600; }

.app-bullet {
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
}

.app-tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 20px 0; }

.app-tag {
  font-size: 12.5px;
  padding: 5px 12px;
  border-radius: 32px;
  border: 1px solid var(--border);
  color: var(--text-muted);
}
.app-tag.ok   { color: #7dffc4; border-color: rgba(44, 255, 204, 0.3); background: rgba(44, 255, 204, 0.06); }
.app-tag.warn { color: #ffd08a; border-color: rgba(255, 193, 121, 0.3); background: rgba(255, 193, 121, 0.06); }
.app-tag.info { color: #b3a4ff; border-color: rgba(164, 121, 255, 0.3); background: rgba(164, 121, 255, 0.06); }

.app-progress { max-width: 420px; margin: 26px 0 0; }
.app-progress-head {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.app-progress-num { color: #d9ccff; font-weight: 600; }
.app-progress-bar {
  height: 6px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.06);
  overflow: hidden;
}
.app-progress-bar i {
  display: block;
  height: 100%;
  width: var(--w, 0%);
  border-radius: 6px;
  background: var(--irid);
  box-shadow: 0 0 12px rgba(186, 156, 255, 0.5);
  animation: bar-grow 1.6s 0.4s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes bar-grow {
  from { width: 0; }
  to { width: var(--w); }
}

.app-reply {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 30px;
  font-size: 14px;
  color: var(--text-muted);
}

.app-ai-orb {
  width: 18px; height: 18px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #e5daff, #712fff);
  box-shadow: 0 0 14px rgba(140, 90, 255, 0.8);
  animation: orb-pulse 2.2s ease-in-out infinite;
}

@keyframes orb-pulse {
  0%, 100% { box-shadow: 0 0 8px rgba(140, 90, 255, 0.5); }
  50% { box-shadow: 0 0 20px rgba(140, 90, 255, 0.95); }
}

.app-typing i { animation: typing-blink 1.4s infinite; font-style: normal; }
.app-typing i:nth-child(2) { animation-delay: 0.2s; }
.app-typing i:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing-blink {
  0%, 60%, 100% { opacity: 0.25; }
  30% { opacity: 1; }
}

/* ============================================================
   Section shared
   ============================================================ */
section { position: relative; padding: 140px 0; }

.section-head { text-align: center; margin-bottom: 48px; }

/* .eyebrow inherits the pill badge recipe defined with .hero-badge */
.eyebrow { margin: 0 auto 12px; }

.section-head h2 {
  font-size: 56px;
  line-height: 64px;
  font-weight: 500;
  background: var(--heading-fill);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-head h2 .grad-text {
  background: var(--irid);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-sub {
  margin: 12px auto 0;
  max-width: 560px;
  font-size: 16px;
  line-height: 24px;
  color: var(--text-muted);
}

.section-glow {
  position: absolute;
  left: 50%;
  top: 0;
  width: 1100px;
  height: 520px;
  transform: translateX(-50%);
  background: radial-gradient(
    71.86% 50% at 50% 0%,
    rgba(168, 127, 255, 0.06) 0%,
    rgba(168, 127, 255, 0) 100%
  );
  pointer-events: none;
}

/* ============================================================
   Features strip
   ============================================================ */
.features { padding: 96px 0; }

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

/* 默认即高亮：带边框与玻璃底色，hover 再亮一档 */
.feature-item {
  padding: 28px 24px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: linear-gradient(1.84deg, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.06) 100%);
  transition: border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
}
.feature-item:hover {
  border-color: rgba(164, 143, 255, 0.4);
  background: linear-gradient(1.84deg, rgba(255, 255, 255, 0.02) 0%, rgba(255, 255, 255, 0.1) 100%);
  box-shadow: 0 0 30px rgba(113, 47, 255, 0.12);
}

.feature-ic {
  width: 40px; height: 40px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  border-radius: 10px;
  color: #c9b5ff;
  background: rgba(113, 47, 255, 0.12);
  border: 1px solid rgba(164, 143, 255, 0.2);
  box-shadow: inset 0 0 12px rgba(191, 151, 255, 0.16);
}
.feature-ic svg { width: 20px; height: 20px; }

.feature-item h3 { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.feature-item p { font-size: 14.5px; color: var(--text-muted); }

/* ============================================================
   Glass cards (AI / tech sections)
   ============================================================ */
.ai-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.glass-card {
  position: relative;
  padding: 28px;
  border-radius: 16px;
  background: linear-gradient(1.84deg, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.07) 100%);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
  border-color: rgba(164, 143, 255, 0.35);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 40px rgba(113, 47, 255, 0.12);
}

.glass-card h4 { font-size: 18px; font-weight: 600; margin-bottom: 8px; }
.glass-card p { font-size: 14.5px; color: var(--text-muted); }

.card-visual {
  height: 170px;
  margin: -28px -28px 24px;
  display: grid;
  place-items: center;
  background:
    radial-gradient(70% 90% at 50% 0%, rgba(113, 47, 255, 0.14) 0%, rgba(3, 0, 20, 0) 100%);
  border-bottom: 1px solid var(--border);
}

/* scan visual */
.scan-doc {
  position: relative;
  width: 120px;
  padding: 18px 16px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-strong);
  overflow: hidden;
}
.scan-doc i {
  display: block;
  height: 5px;
  margin: 8px 0;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.12);
}
.scan-doc i:nth-child(2) { width: 70%; }
.scan-doc i:nth-child(4) { width: 55%; }
.scan-beam {
  position: absolute;
  left: 0; right: 0;
  height: 26px;
  top: -30px;
  background: linear-gradient(180deg, rgba(186, 156, 255, 0) 0%, rgba(186, 156, 255, 0.35) 100%);
  border-bottom: 1.5px solid rgba(229, 156, 255, 0.9);
  box-shadow: 0 4px 18px rgba(186, 156, 255, 0.5);
  animation: beam-scan 2.6s ease-in-out infinite;
}

@keyframes beam-scan {
  0% { top: -30px; }
  55% { top: 105%; }
  100% { top: 105%; }
}

/* rules visual */
.visual-rules { padding: 0 44px; align-content: center; display: grid; gap: 14px; }
.rule-row { display: flex; align-items: center; gap: 12px; }
.rule-check {
  width: 20px; height: 20px;
  flex: none;
  display: grid;
  place-items: center;
  font-size: 11px;
  border-radius: 50%;
  color: #7dffc4;
  background: rgba(44, 255, 204, 0.1);
  border: 1px solid rgba(44, 255, 204, 0.35);
}
.rule-check.warn {
  color: #ffd08a;
  background: rgba(255, 193, 121, 0.1);
  border-color: rgba(255, 193, 121, 0.35);
}
.rule-bar {
  height: 6px;
  width: var(--w, 60%);
  border-radius: 6px;
  background: linear-gradient(90deg, rgba(186, 156, 255, 0.55), rgba(156, 178, 255, 0.25));
}
.rule-bar.warn { background: linear-gradient(90deg, rgba(255, 193, 121, 0.55), rgba(255, 193, 121, 0.2)); }

/* report visual */
.report-sheet {
  position: relative;
  width: 130px;
  padding: 18px 16px 26px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-strong);
}
.report-line {
  height: 5px;
  margin: 9px 0;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.12);
}
.report-line.w60 { width: 60%; }
.report-line.w90 { width: 90%; }
.report-line.w75 { width: 75%; }
.report-stamp {
  position: absolute;
  right: -14px;
  bottom: -14px;
  width: 52px; height: 52px;
  display: grid;
  place-items: center;
  font-size: 14px;
  font-weight: 700;
  border-radius: 50%;
  color: #e5daff;
  background: rgba(113, 47, 255, 0.18);
  border: 1px solid rgba(186, 156, 255, 0.6);
  box-shadow: 0 0 24px rgba(140, 90, 255, 0.5), inset 0 0 12px rgba(191, 151, 255, 0.3);
}

/* ============================================================
   Claim network (智能理赔)
   ============================================================ */
.claim-wrap { position: relative; }

.claim-canvas {
  position: relative;
  border-radius: 20px;
  border: 1px solid var(--border);
  background:
    radial-gradient(60% 80% at 50% 0%, rgba(113, 47, 255, 0.1) 0%, rgba(3, 0, 20, 0) 100%),
    linear-gradient(1.84deg, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.05) 100%);
  overflow: hidden;
}

.claim-net { display: block; width: 100%; height: auto; }

.net-core {
  filter: drop-shadow(0 0 14px rgba(168, 127, 255, 0.9));
  animation: core-pulse 3s ease-in-out infinite;
}

@keyframes core-pulse {
  0%, 100% { r: 9; }
  50% { r: 12; }
}

.net-node circle { animation: dot-blink 3.4s ease-in-out infinite; }
.net-node circle:nth-child(2n) { animation-delay: 1.1s; }
.net-node circle:nth-child(3n) { animation-delay: 2.2s; }

.pulse-path {
  stroke-dasharray: 60 540;
  animation: path-run 3.4s linear infinite;
}

@keyframes path-run {
  from { stroke-dashoffset: 600; }
  to { stroke-dashoffset: 0; }
}

.claim-node-label {
  position: absolute;
  transform: translate(-50%, -50%);
  font-size: 12.5px;
  padding: 4px 12px;
  border-radius: 32px;
  color: var(--text-muted);
  background: rgba(10, 5, 32, 0.8);
  border: 1px solid var(--border);
  white-space: nowrap;
}
.claim-node-label.core {
  color: #e5daff;
  border-color: rgba(186, 156, 255, 0.5);
  box-shadow: 0 0 20px rgba(140, 90, 255, 0.35);
}

.claim-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 48px;
  text-align: center;
}

.stat {
  padding: 26px 12px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: linear-gradient(1.84deg, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.06) 100%);
}

.stat-num {
  font-size: 34px;
  font-weight: 600;
  background: var(--irid);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label { margin-top: 6px; font-size: 14px; color: var(--text-muted); }

/* ============================================================
   Tech cards
   ============================================================ */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.tech-card { padding: 34px 30px; }

.tech-num {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 44px;
}

/* ============================================================
   Encryption — cipher cloud
   ============================================================ */
.encryption { overflow: hidden; padding-top: 60px; }

.enc-scene {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  padding: 120px 24px;
  text-align: center;
}

.enc-cloud {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  overflow: hidden;
  font-family: "SF Mono", "JetBrains Mono", Menlo, monospace;
  font-size: 13px;
  line-height: 2;
  white-space: nowrap;
  pointer-events: none;
  -webkit-mask-image: radial-gradient(52% 46% at 50% 50%, #000 45%, transparent 76%);
  mask-image: radial-gradient(52% 46% at 50% 50%, #000 45%, transparent 76%);
}

/* 行间缓慢漂移，营造深空浮游感 */
.enc-row {
  color: rgba(150, 128, 230, 0.55);
  text-shadow: 0 0 10px rgba(113, 47, 255, 0.35);
  animation: row-drift 16s ease-in-out infinite alternate;
  animation-delay: var(--d, 0s);
}
.enc-row:nth-child(2n) { animation-duration: 21s; animation-direction: alternate-reverse; }
.enc-row:nth-child(3n) { animation-duration: 26s; }

@keyframes row-drift {
  from { transform: translateX(-16px); }
  to { transform: translateX(16px); }
}

/* 忽隐忽现：每个密文碎片独立地从模糊中浮现、再溶解消失 */
.enc-row span {
  display: inline-block;
  opacity: 0.05;
  animation: tok-fade ease-in-out infinite;
}

@keyframes tok-fade {
  0%, 100% { opacity: 0.04; filter: blur(3px); }
  42%, 58% { opacity: 0.85; filter: blur(0); }
}

.enc-row .hl {
  color: #e6dcff;
  animation-name: tok-fade-hl;
}

/* 高亮碎片"解密闪现"：浮现瞬间带一次强光 */
@keyframes tok-fade-hl {
  0%, 100% { opacity: 0.04; filter: blur(3px); text-shadow: 0 0 0 rgba(186, 156, 255, 0); }
  40% { opacity: 1; filter: blur(0); text-shadow: 0 0 18px rgba(216, 190, 255, 1); }
  55% { opacity: 1; filter: blur(0); text-shadow: 0 0 10px rgba(186, 156, 255, 0.7); }
}

.enc-row .dim { animation-name: tok-fade-dim; }

@keyframes tok-fade-dim {
  0%, 100% { opacity: 0.03; filter: blur(3px); }
  45%, 55% { opacity: 0.4; filter: blur(0.5px); }
}

.enc-center { position: relative; z-index: 2; }

.enc-lock {
  display: inline-block;
  margin-bottom: 20px;
  filter: drop-shadow(0 0 34px rgba(140, 90, 255, 0.85));
  animation: lock-pulse 3.2s ease-in-out infinite;
}

@keyframes lock-pulse {
  0%, 100% { filter: drop-shadow(0 0 22px rgba(140, 90, 255, 0.6)); }
  50% { filter: drop-shadow(0 0 44px rgba(160, 110, 255, 1)); }
}

.enc-center h2 {
  margin-top: 22px;
  font-size: 56px;
  line-height: 1.15;
  background: linear-gradient(180deg, #ffffff 0%, rgba(255, 255, 255, 0.7) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.enc-center .section-sub { margin-top: 16px; }

.enc-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 56px;
}

.enc-badge {
  font-size: 13.5px;
  padding: 8px 18px;
  border-radius: 32px;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  box-shadow: inset 0 -7px 11px rgba(164, 143, 255, 0.1);
}

/* ============================================================
   Steps (交付流程)
   ============================================================ */
.steps {
  display: flex;
  align-items: stretch;
  gap: 8px;
}

/* 玻璃卡片：边框 + 顶部虹彩高光 + 角部辉光 */
.step {
  position: relative;
  flex: 1;
  text-align: center;
  padding: 34px 22px 30px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background:
    radial-gradient(80% 60% at 50% 0%, rgba(113, 47, 255, 0.1) 0%, rgba(3, 0, 20, 0) 100%),
    linear-gradient(1.84deg, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.06) 100%);
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease), transform 0.3s var(--ease);
}

.step:hover {
  border-color: rgba(164, 143, 255, 0.4);
  box-shadow: 0 0 34px rgba(113, 47, 255, 0.16);
  transform: translateY(-4px);
}

/* 顶边虹彩高光线 */
.step::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 58%;
  height: 1.5px;
  border-radius: 2px;
  background: var(--irid);
  opacity: 0.55;
  box-shadow: 0 0 14px rgba(186, 156, 255, 0.7);
}

/* 序号球 + 旋转虚线轨道环 */
.step-orb {
  position: relative;
  width: 66px;
  height: 66px;
  margin: 0 auto 14px;
}

.step-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px dashed rgba(186, 156, 255, 0.45);
  animation: step-ring-spin 14s linear infinite;
}

.step:nth-child(5) .step-ring,
.step:nth-child(7) .step-ring { animation-direction: reverse; }

@keyframes step-ring-spin {
  to { transform: rotate(360deg); }
}

.step-dot {
  position: absolute;
  inset: 9px;
  display: grid;
  place-items: center;
  font-size: 17px;
  font-weight: 600;
  color: #e5daff;
  border-radius: 50%;
  background: radial-gradient(circle at 38% 30%, rgba(186, 156, 255, 0.35), rgba(113, 47, 255, 0.14));
  border: 1px solid rgba(186, 156, 255, 0.45);
  box-shadow: 0 0 22px rgba(140, 90, 255, 0.3), inset 0 0 12px rgba(191, 151, 255, 0.2);
}

/* STEP 序号标签：虹彩渐变小字 */
.step-tag {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.22em;
  margin-bottom: 8px;
  background: var(--irid);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.step h4 { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.step p { font-size: 14px; color: var(--text-muted); }

.step-line {
  flex: 0.3;
  align-self: center;
  height: 1px;
  background: linear-gradient(
    90deg,
    rgba(186, 156, 255, 0) 0%,
    rgba(186, 156, 255, 0.5) 50%,
    rgba(186, 156, 255, 0) 100%
  );
  box-shadow: 0 0 8px rgba(186, 156, 255, 0.3);
}

/* ============================================================
   Integrations — colored beams
   ============================================================ */
.int-columns {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}

.int-col {
  position: relative;
  padding: 90px 14px 26px;
  text-align: center;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: linear-gradient(1.84deg, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.05) 100%);
  overflow: hidden;
}

.int-beam {
  position: absolute;
  top: 0; left: 50%;
  width: 60%;
  height: 74px;
  transform: translateX(-50%);
  filter: blur(2px);
}

.c-pink   .int-beam { background: linear-gradient(rgba(255, 121, 217, 0.45) 0%, rgba(255, 121, 217, 0) 100%); }
.c-green  .int-beam { background: linear-gradient(rgba(121, 255, 191, 0.45) 0%, rgba(121, 255, 191, 0) 100%); }
.c-purple .int-beam { background: linear-gradient(rgba(164, 121, 255, 0.45) 0%, rgba(164, 121, 255, 0) 100%); }
.c-blue   .int-beam { background: linear-gradient(rgba(121, 150, 255, 0.45) 0%, rgba(121, 150, 255, 0) 100%); }
.c-orange .int-beam { background: linear-gradient(rgba(255, 193, 121, 0.45) 0%, rgba(255, 193, 121, 0) 100%); }

.int-col::before {
  content: "";
  position: absolute;
  top: -1px; left: 50%;
  width: 70%;
  height: 1.5px;
  transform: translateX(-50%);
  border-radius: 2px;
}
.c-pink::before   { background: rgba(255, 121, 217, 0.9); box-shadow: 0 0 16px rgba(255, 121, 217, 0.8); }
.c-green::before  { background: rgba(121, 255, 191, 0.9); box-shadow: 0 0 16px rgba(121, 255, 191, 0.8); }
.c-purple::before { background: rgba(164, 121, 255, 0.9); box-shadow: 0 0 16px rgba(164, 121, 255, 0.8); }
.c-blue::before   { background: rgba(121, 150, 255, 0.9); box-shadow: 0 0 16px rgba(121, 150, 255, 0.8); }
.c-orange::before { background: rgba(255, 193, 121, 0.9); box-shadow: 0 0 16px rgba(255, 193, 121, 0.8); }

.int-chip {
  margin: 8px auto;
  padding: 9px 10px;
  font-size: 13.5px;
  color: var(--text-muted);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  transition: color 0.2s ease, border-color 0.2s ease;
}
.int-col:hover .int-chip { color: var(--white); border-color: var(--border-strong); }

/* ============================================================
   Pricing
   ============================================================ */
.price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: stretch;
}

.price-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 34px 30px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: linear-gradient(1.84deg, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.06) 100%);
  transition: border-color 0.3s ease, transform 0.3s ease;
}
.price-card:hover { border-color: var(--border-strong); transform: translateY(-4px); }

.price-card.featured {
  border-color: rgba(164, 143, 255, 0.45);
  background:
    radial-gradient(80% 60% at 50% 0%, rgba(113, 47, 255, 0.14) 0%, rgba(3, 0, 20, 0) 100%),
    linear-gradient(1.84deg, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.06) 100%);
  box-shadow: 0 0 60px rgba(113, 47, 255, 0.18);
}

.price-flag {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 12px;
  padding: 4px 14px;
  border-radius: 32px;
  color: #fff;
  background: linear-gradient(90deg, #8f68ff, #712fff);
  box-shadow: 0 0 18px rgba(140, 90, 255, 0.6);
}

.price-name { font-size: 14px; color: var(--text-faint); letter-spacing: 0.08em; }

.price-value {
  font-size: 30px;
  font-weight: 600;
  margin: 12px 0 10px;
}
.price-value span { font-size: 14px; font-weight: 400; color: var(--text-muted); }

.price-desc { font-size: 14.5px; color: var(--text-muted); margin-bottom: 22px; }

.price-card ul { list-style: none; margin-bottom: 30px; flex: 1; }

.price-card li {
  position: relative;
  padding: 7px 0 7px 26px;
  font-size: 14.5px;
  color: var(--text-muted);
}
.price-card li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #b3a4ff;
  font-size: 13px;
}

.price-card .button { justify-content: center; }

/* ============================================================
   Testimonials
   ============================================================ */
.quote-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.quote-card {
  padding: 26px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: linear-gradient(1.84deg, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.06) 100%);
  transition: border-color 0.3s ease;
}
.quote-card:hover { border-color: rgba(164, 143, 255, 0.3); }

.quote-card > p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-muted);
  margin-bottom: 22px;
}

.quote-user { display: flex; align-items: center; gap: 12px; }

.quote-avatar {
  width: 38px; height: 38px;
  flex: none;
  display: grid;
  place-items: center;
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  border-radius: 50%;
}
.a1 { background: linear-gradient(135deg, #e59cff, #8f68ff); }
.a2 { background: linear-gradient(135deg, #487bff, #2cd9ff); }
.a3 { background: linear-gradient(135deg, #2cd9ff, #2cffcc); }
.a4 { background: linear-gradient(135deg, #ffc179, #fc72ff); }
.a5 { background: linear-gradient(135deg, #8f68ff, #487bff); }
.a6 { background: linear-gradient(135deg, #fc72ff, #e59cff); }

.quote-user b { display: block; font-size: 14px; font-weight: 600; }
.quote-user i { font-style: normal; font-size: 12.5px; color: var(--text-faint); }

/* ============================================================
   About — dotted map
   ============================================================ */
.map-wrap { display: flex; justify-content: center; }

.dot-map {
  position: relative;
  width: min(760px, 100%);
  height: 340px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background-image:
    radial-gradient(60% 70% at 50% 30%, rgba(113, 47, 255, 0.08) 0%, rgba(3, 0, 20, 0) 100%),
    radial-gradient(rgba(255, 255, 255, 0.14) 1px, transparent 1.2px);
  background-size: auto, 22px 22px;
  overflow: hidden;
}

.dot-map::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(80% 90% at 50% 50%, rgba(3, 0, 20, 0) 40%, rgba(3, 0, 20, 0.9) 100%);
}

.map-pin { position: absolute; z-index: 2; }

.pin-pulse {
  position: relative;
  display: block;
  width: 9px; height: 9px;
  border-radius: 50%;
  background: #cdbaff;
  box-shadow: 0 0 12px rgba(186, 156, 255, 0.9);
}
.pin-pulse::after {
  content: "";
  position: absolute;
  inset: -7px;
  border-radius: 50%;
  border: 1px solid rgba(186, 156, 255, 0.6);
  animation: pin-ring 2.4s ease-out infinite;
}

@keyframes pin-ring {
  from { transform: scale(0.4); opacity: 1; }
  to { transform: scale(2); opacity: 0; }
}

.pin-label {
  position: absolute;
  top: -34px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 32px;
  color: var(--text-muted);
  background: rgba(10, 5, 32, 0.85);
  border: 1px solid var(--border);
  white-space: nowrap;
}

/* ============================================================
   CTA
   ============================================================ */
.cta { padding: 180px 0; overflow: hidden; }

.cta-glow {
  position: absolute;
  left: 50%;
  bottom: -420px;
  width: 1200px;
  height: 800px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: radial-gradient(
    50% 50% at 50% 50%,
    rgba(113, 47, 255, 0.22) 0%,
    rgba(88, 32, 200, 0.08) 45%,
    rgba(3, 0, 20, 0) 70%
  );
  pointer-events: none;
}

.cta-inner { position: relative; text-align: center; }

.cta-inner h2 {
  font-size: 56px;
  line-height: 1.15;
  background: linear-gradient(180deg, #ffffff 0%, rgba(255, 255, 255, 0.7) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.cta-inner p { margin-top: 18px; font-size: 18px; color: var(--text-muted); }

/* ============================================================
   Footer
   ============================================================ */
.footer {
  position: relative;
  padding: 90px 0 40px;
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(3, 0, 20, 0) 0%, rgba(10, 4, 34, 0.6) 100%);
  overflow: hidden;
}

.footer-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 70px;
}

.footer-slogan { margin-top: 16px; font-size: 14px; color: var(--text-faint); }

.footer-col h5 {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--text-faint);
  text-transform: uppercase;
  margin-bottom: 18px;
}

.footer-col a {
  display: block;
  padding: 6px 0;
  font-size: 14.5px;
  color: var(--text-muted);
  transition: color 0.2s ease;
}
.footer-col a:hover { color: var(--white); }

.footer-bottom {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  padding-top: 26px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-faint);
}

/* 工信部备案号：需可点击跳转备案系统 */
.footer-icp {
  color: var(--text-faint);
  transition: color 0.45s var(--ease);
}
.footer-icp:hover { color: var(--text-muted); }

.footer-word {
  position: absolute;
  left: 50%;
  bottom: -60px;
  transform: translateX(-50%);
  font-size: 220px;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1;
  white-space: nowrap;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0) 80%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  pointer-events: none;
  user-select: none;
}

/* ============================================================
   Shared pill label
   ============================================================ */
.pill-center { text-align: center; }

.pill-label {
  display: inline-flex;
  align-items: center;
  padding: 7px 18px;
  font-size: 14px;
  color: #cfc4f5;
  border-radius: 32px;
  background: rgba(10, 5, 32, 0.72);
  border: 1px solid var(--border);
  box-shadow: inset 0 -7px 11px rgba(164, 143, 255, 0.12);
}

/* ============================================================
   Portal of light (AI section)
   ============================================================ */
.portal-scene {
  position: relative;
  height: 620px;
  margin-bottom: 40px;
  overflow: hidden;
}

.portal-floor {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 60px;
  height: 46%;
  perspective: 640px;
  perspective-origin: 50% 0%;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, #000 70%, transparent 100%),
    linear-gradient(90deg, transparent 0%, #000 18%, #000 82%, transparent 100%);
  -webkit-mask-composite: source-in;
  mask-image: linear-gradient(180deg, #000 0%, #000 70%, transparent 100%),
    linear-gradient(90deg, transparent 0%, #000 18%, #000 82%, transparent 100%);
  mask-composite: intersect;
}

.portal-gridplane {
  position: absolute;
  left: 50%;
  top: 0;
  width: 2400px;
  height: 1600px;
  transform: translateX(-50%) rotateX(62deg);
  transform-origin: top center;
  background-image:
    repeating-linear-gradient(90deg, rgba(122, 92, 255, 0.28) 0 1.5px, transparent 1.5px 96px),
    repeating-linear-gradient(0deg, rgba(122, 92, 255, 0.28) 0 1.5px, transparent 1.5px 96px);
}

/* descending beam of light */
.portal-beam {
  position: absolute;
  left: 50%;
  top: 0;
  height: calc(54% + 4px);
  width: 560px;
  transform: translateX(-50%);
  clip-path: polygon(33% 0, 67% 0, 82% 100%, 18% 100%);
  background: linear-gradient(
    180deg,
    rgba(120, 80, 255, 0.05) 0%,
    rgba(140, 100, 255, 0.16) 45%,
    rgba(210, 185, 255, 0.5) 82%,
    rgba(255, 255, 255, 0.85) 100%
  );
  filter: blur(6px);
  animation: bh-breathe 4.8s ease-in-out infinite;
}

/* light spilling forward on the floor */
.portal-path {
  position: absolute;
  left: 50%;
  bottom: 60px;
  height: 42%;
  width: 900px;
  transform: translateX(-50%);
  clip-path: polygon(31% 0, 69% 0, 92% 100%, 8% 100%);
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.85) 0%,
    rgba(196, 160, 255, 0.4) 40%,
    rgba(140, 90, 255, 0.12) 75%,
    rgba(3, 0, 20, 0) 100%
  );
  filter: blur(10px);
  animation: bh-breathe 4.8s 0.6s ease-in-out infinite;
}

/* bright splash where beam meets floor */
.portal-splash {
  position: absolute;
  left: 50%;
  top: calc(54% - 26px);
  width: 640px;
  height: 60px;
  transform: translateX(-50%);
  background: radial-gradient(
    50% 50% at 50% 50%,
    rgba(255, 255, 255, 0.95) 0%,
    rgba(206, 175, 255, 0.5) 40%,
    rgba(3, 0, 20, 0) 75%
  );
  filter: blur(12px);
}

.portal-card {
  position: absolute;
  left: 50%;
  top: 12%;
  transform: translateX(-50%);
  z-index: 2;
  width: min(680px, calc(100% - 48px));
  padding: 24px 28px;
  text-align: left;
  border-radius: 16px;
  background: rgba(12, 6, 34, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.45), inset 0 0 30px rgba(113, 47, 255, 0.06);
}

.portal-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 16.5px;
  font-weight: 600;
}

.portal-magic {
  font-size: 13.5px;
  font-weight: 500;
  color: #35e0a1;
  text-shadow: 0 0 14px rgba(53, 224, 161, 0.5);
  cursor: pointer;
  white-space: nowrap;
}

.portal-card-line {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-top: 18px;
  font-size: 14.5px;
  color: var(--text-muted);
}

.portal-caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  text-align: center;
  font-size: 26px;
  font-weight: 500;
  background: linear-gradient(180deg, #ffffff 0%, rgba(255, 255, 255, 0.72) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ============================================================
   Cusp of light (connected section)
   ============================================================ */
.cusp-wrap { position: relative; margin-bottom: 48px; }

.cusp {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  animation: bh-breathe 6s ease-in-out infinite;
}

.cusp svg { display: block; width: 100%; height: auto; }

.cusp-fade {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 34%;
  background: linear-gradient(180deg, rgba(3, 0, 20, 0) 0%, rgba(3, 0, 20, 0.85) 65%, var(--bg) 100%);
}

.cusp-wrap .pill-center {
  position: relative;
  z-index: 2;
  margin-top: -46px;
}

/* ============================================================
   CRM — orbiting agents
   ============================================================ */
.crm-orbit-wrap { position: relative; margin-bottom: 48px; }

.crm-orbit {
  position: relative;
  width: 560px;
  height: 400px;
  margin: 0 auto;
}

/* 环境辉光 */
.orbit-glow {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 560px;
  height: 400px;
  transform: translate(-50%, -50%);
  background: radial-gradient(
    50% 50% at 50% 50%,
    rgba(113, 47, 255, 0.2) 0%,
    rgba(88, 32, 200, 0.08) 45%,
    rgba(3, 0, 20, 0) 72%
  );
  animation: bh-breathe 5s ease-in-out infinite;
}

.orbit-ring {
  position: absolute;
  left: 50%;
  top: 50%;
  border: 1px solid rgba(186, 156, 255, 0.35);
  border-radius: 50%;
  transform: translate(-50%, -50%) rotateX(68deg);
  transform-style: preserve-3d;
}
.orbit-ring.o1 { width: 220px; height: 220px; animation: orbit-spin 6s linear infinite; }
.orbit-ring.o2 { width: 340px; height: 340px; animation: orbit-spin 10s linear infinite reverse; }
.orbit-ring.o3 { width: 460px; height: 460px; animation: orbit-spin 14s linear infinite; }
.orbit-ring.o4 { width: 580px; height: 580px; border-color: rgba(186, 156, 255, 0.22); animation: orbit-spin 19s linear infinite reverse; }

@keyframes orbit-spin {
  from { transform: translate(-50%, -50%) rotateX(68deg) rotateZ(0deg); }
  to { transform: translate(-50%, -50%) rotateX(68deg) rotateZ(360deg); }
}

/* 彗尾流光：随轨道旋转的亮弧 */
.orbit-trail {
  position: absolute;
  inset: -1px;
  border-radius: 50%;
  -webkit-mask: radial-gradient(closest-side, transparent calc(100% - 3px), #000 calc(100% - 1px));
  mask: radial-gradient(closest-side, transparent calc(100% - 3px), #000 calc(100% - 1px));
}
.orbit-trail.t1 { background: conic-gradient(from -80deg, transparent 0deg, rgba(229, 156, 255, 0.95) 70deg, transparent 110deg); filter: drop-shadow(0 0 6px rgba(229, 156, 255, 0.9)); }
.orbit-trail.t2 { background: conic-gradient(from 100deg, transparent 0deg, rgba(44, 217, 255, 0.9) 70deg, transparent 110deg); filter: drop-shadow(0 0 6px rgba(44, 217, 255, 0.9)); }
.orbit-trail.t3 { background: conic-gradient(from -80deg, transparent 0deg, rgba(186, 156, 255, 0.9) 70deg, transparent 110deg); filter: drop-shadow(0 0 6px rgba(186, 156, 255, 0.9)); }
.orbit-trail.t4 { background: conic-gradient(from 100deg, transparent 0deg, rgba(156, 178, 255, 0.7) 60deg, transparent 95deg); filter: drop-shadow(0 0 5px rgba(156, 178, 255, 0.8)); }

.orbit-dot {
  position: absolute;
  left: 50%;
  top: -5px;
  width: 10px;
  height: 10px;
  transform: translateX(-50%);
  border-radius: 50%;
  box-shadow: 0 0 16px 3px currentColor;
}
.orbit-dot.alt {
  top: auto;
  bottom: -4px;
  width: 7px;
  height: 7px;
  opacity: 0.8;
}
.orbit-dot.d1 { color: #e59cff; background: #ffe0ff; }
.orbit-dot.d2 { color: #2cd9ff; background: #d8f8ff; }
.orbit-dot.d3 { color: #ba9cff; background: #ece0ff; }
.orbit-dot.d4 { color: #9cb2ff; background: #e2e9ff; }

.orbit-core {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}

/* 双层脉冲光环 */
.orbit-core-halo {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 92px;
  height: 92px;
  margin: -46px 0 0 -46px;
  border-radius: 50%;
  border: 1px solid rgba(186, 156, 255, 0.6);
  animation: halo-pulse 3s ease-out infinite;
}
.orbit-core-halo.halo-2 { animation-delay: 1.5s; }

@keyframes halo-pulse {
  from { transform: scale(0.9); opacity: 0.9; }
  to { transform: scale(2.1); opacity: 0; }
}

.orbit-core-orb {
  display: block;
  width: 92px;
  height: 92px;
  border-radius: 50%;
  background: radial-gradient(circle at 36% 26%, #f0e8ff, #a87fff 40%, #712fff 68%, #3c087e);
  box-shadow: 0 0 70px rgba(150, 100, 255, 1), 0 0 130px rgba(113, 47, 255, 0.5),
    inset 0 0 24px rgba(255, 255, 255, 0.4);
  animation: orb-pulse 3s ease-in-out infinite;
}

.orbit-spark {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #e5daff;
  box-shadow: 0 0 10px rgba(200, 170, 255, 0.9);
  animation: dot-blink 3s ease-in-out infinite;
}

.crm-orbit-wrap .pill-center { position: relative; z-index: 2; margin-top: 6px; }

.crm-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.crm-card { padding: 26px 24px; }

.crm-ic {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  border-radius: 10px;
  border: 1px solid rgba(164, 143, 255, 0.2);
  box-shadow: inset 0 0 12px rgba(191, 151, 255, 0.16);
}
.crm-ic svg { width: 20px; height: 20px; }
.crm-ic.i1 { color: #e59cff; background: rgba(229, 156, 255, 0.08); }
.crm-ic.i2 { color: #9cb2ff; background: rgba(156, 178, 255, 0.08); }
.crm-ic.i3 { color: #b3a4ff; background: rgba(164, 121, 255, 0.1); }
.crm-ic.i4 { color: #7dffc4; background: rgba(44, 255, 204, 0.07); }

/* ============================================================
   Radar (research section)
   ============================================================ */
.radar-wrap { position: relative; margin-bottom: 48px; }

.radar {
  position: relative;
  width: min(960px, calc(100% - 48px));
  height: 350px;
  margin: 0 auto;
  overflow: hidden;
}

.radar-ring {
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translate(-50%, 50%);
  border: 1px solid rgba(164, 143, 255, 0.16);
  border-radius: 50%;
}
.radar-ring.r1 { width: 190px; height: 190px; border-color: rgba(164, 143, 255, 0.3); }
.radar-ring.r2 { width: 400px; height: 400px; }
.radar-ring.r3 { width: 610px; height: 610px; border-color: rgba(164, 143, 255, 0.12); }
.radar-ring.r4 { width: 820px; height: 820px; border-color: rgba(164, 143, 255, 0.09); }

.radar-spokes i {
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 1px;
  height: 410px;
  transform-origin: bottom center;
  transform: rotate(var(--rot));
  background: linear-gradient(to top, rgba(164, 143, 255, 0.2), rgba(164, 143, 255, 0.02));
}

.radar-sweep {
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 820px;
  height: 820px;
  transform: translate(-50%, 50%);
  border-radius: 50%;
  background: conic-gradient(
    from -32deg at 50% 50%,
    transparent 0deg,
    rgba(140, 100, 255, 0.22) 26deg,
    rgba(140, 100, 255, 0.05) 40deg,
    transparent 52deg
  );
  animation: radar-turn 9s linear infinite;
}

@keyframes radar-turn {
  from { transform: translate(-50%, 50%) rotate(0deg); }
  to { transform: translate(-50%, 50%) rotate(360deg); }
}

.radar-dot {
  position: absolute;
  width: 6px;
  height: 6px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: #cdbaff;
  box-shadow: 0 0 10px rgba(186, 156, 255, 0.9);
  animation: dot-blink 3.6s ease-in-out infinite;
}
.radar-dot:nth-child(2n) { animation-delay: 1.2s; }
.radar-dot:nth-child(3n) { animation-delay: 2.1s; }

.radar-core {
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translate(-50%, 42%);
  width: 74px;
  height: 74px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: radial-gradient(circle at 38% 28%, #a87fff, #5b1fe0 70%);
  box-shadow: 0 0 44px rgba(140, 90, 255, 0.9), inset 0 0 16px rgba(255, 255, 255, 0.25);
  animation: orb-pulse 3s ease-in-out infinite;
}

.radar-wrap .pill-center { position: relative; z-index: 2; margin-top: 18px; }

/* ============================================================
   Planet horizon (meetings section)
   ============================================================ */
.planet-wrap {
  position: relative;
  height: 380px;
  margin-bottom: -30px;
  overflow: hidden;
}

.planet-glow {
  position: absolute;
  left: 50%;
  top: 130px;
  width: 900px;
  height: 240px;
  transform: translateX(-50%);
  background: radial-gradient(
    50% 60% at 50% 100%,
    rgba(255, 255, 255, 0.55) 0%,
    rgba(186, 140, 255, 0.28) 35%,
    rgba(90, 60, 220, 0.1) 60%,
    rgba(3, 0, 20, 0) 80%
  );
  filter: blur(18px);
  animation: bh-breathe 5s ease-in-out infinite;
}

.planet-rim {
  position: absolute;
  left: 50%;
  top: 208px;
  width: 1700px;
  height: 1700px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: linear-gradient(
    90deg,
    rgba(75, 107, 255, 0) 8%,
    #4b6bff 24%,
    #b28cff 40%,
    #ffffff 50%,
    #ff9ce0 60%,
    #6a8dff 76%,
    rgba(106, 141, 255, 0) 92%
  );
  -webkit-mask: radial-gradient(closest-side, transparent calc(100% - 14px), #000 calc(100% - 8px));
  mask: radial-gradient(closest-side, transparent calc(100% - 14px), #000 calc(100% - 8px));
  filter: blur(5px);
}

.planet-body {
  position: absolute;
  left: 50%;
  top: 218px;
  width: 1690px;
  height: 1690px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: radial-gradient(
    50% 30% at 50% 4%,
    rgba(64, 34, 140, 0.85) 0%,
    rgba(18, 8, 52, 0.98) 55%,
    #05011c 100%
  );
  box-shadow: 0 -10px 60px rgba(140, 100, 255, 0.35);
}

.meetings .pill-center { position: relative; z-index: 2; margin-bottom: 20px; }

/* ============================================================
   Pricing hero — purple planet
   ============================================================ */
.price-hero {
  position: relative;
  margin: 20px 0 80px;
  padding: 60px 24px 0;
  min-height: 720px;
  text-align: center;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, #000 68%, transparent 98%);
  mask-image: linear-gradient(180deg, #000 0%, #000 68%, transparent 98%);
}

.price-planet {
  position: absolute;
  left: 50%;
  top: 210px;
  transform: translateX(-50%);
  width: 1040px;
  height: 1040px;
  pointer-events: none;
}

.planet-sphere {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 0 120px rgba(113, 47, 255, 0.35);
}

.planet-sphere svg { display: block; width: 100%; height: 100%; }

.planet-sphere-rim {
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: radial-gradient(
    50% 22% at 50% 0%,
    rgba(255, 255, 255, 0.65) 0%,
    rgba(200, 165, 255, 0.25) 55%,
    rgba(3, 0, 20, 0) 100%
  );
  filter: blur(8px);
}

.price-hero-content {
  position: relative;
  z-index: 2;
  max-width: 760px;
  margin: 0 auto;
}

.price-tagline {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  text-align: left;
  margin-bottom: 52px;
}

.price-big {
  font-size: 76px;
  font-weight: 600;
  letter-spacing: -0.02em;
  background: linear-gradient(180deg, #ffffff 0%, #cbb2ff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.price-side {
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-muted);
}

.price-features {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 300px));
  justify-content: center;
  gap: 20px 60px;
  margin-bottom: 52px;
  text-align: left;
}

.price-features li {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 16.5px;
  color: var(--text);
}

.spark {
  flex: none;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  font-size: 11px;
  border-radius: 50%;
  color: #e5daff;
  background: rgba(113, 47, 255, 0.25);
  border: 1px solid rgba(186, 156, 255, 0.45);
  box-shadow: 0 0 14px rgba(140, 90, 255, 0.45);
}

/* ============================================================
   Ambient motion pass
   ============================================================ */

/* iridescent text slowly sweeps */
.grad-text {
  background-size: 220% 100%;
  animation: grad-sweep 7s ease-in-out infinite;
}

@keyframes grad-sweep {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* periodic sheen across primary buttons */
.button-primary { overflow: hidden; }

.button-primary::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(
    115deg,
    transparent 32%,
    rgba(255, 255, 255, 0.22) 48%,
    transparent 64%
  );
  background-size: 260% 100%;
  background-position: 140% 0;
  animation: sheen 5s ease-in-out infinite;
  pointer-events: none;
}

@keyframes sheen {
  0%, 58% { background-position: 140% 0; }
  80%, 100% { background-position: -60% 0; }
}

/* hero badge sheen */
.hero-badge {
  position: relative;
  overflow: hidden;
}

.hero-badge::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(
    115deg,
    transparent 30%,
    rgba(196, 160, 255, 0.25) 48%,
    transparent 66%
  );
  background-size: 260% 100%;
  background-position: 140% 0;
  animation: sheen 6.5s 1.2s ease-in-out infinite;
  pointer-events: none;
}

/* floating elements */
@keyframes float-slow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-9px); }
}

@keyframes float-soft {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.app-window { animation: float-slow 7.5s ease-in-out infinite; }

@keyframes float-card {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, -9px); }
}

.portal-card { animation: float-card 6.5s ease-in-out infinite; }

.enc-lock { animation: lock-pulse 3.2s ease-in-out infinite, float-soft 5.5s ease-in-out infinite; }

.quote-card { animation: float-soft 9s ease-in-out infinite; }
.quote-grid .quote-card:nth-child(2n) { animation-delay: 1.8s; }
.quote-grid .quote-card:nth-child(3n) { animation-delay: 3.4s; }

/* cursor spotlight on cards */
.glass-card, .price-card, .quote-card, .feature-item, .int-col { position: relative; }

.glass-card::after,
.price-card::after,
.quote-card::after,
.feature-item::after,
.int-col::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(
    240px circle at var(--mx, 50%) var(--my, 50%),
    rgba(164, 143, 255, 0.13),
    transparent 65%
  );
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}

.glass-card:hover::after,
.price-card:hover::after,
.quote-card:hover::after,
.feature-item:hover::after,
.int-col:hover::after { opacity: 1; }

/* integration beams breathe in sequence */
.int-beam { animation: beam-pulse 3.8s ease-in-out infinite; }
.c-green .int-beam { animation-delay: 0.4s; }
.c-purple .int-beam { animation-delay: 0.8s; }
.c-blue .int-beam { animation-delay: 1.2s; }
.c-orange .int-beam { animation-delay: 1.6s; }

@keyframes beam-pulse {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 1; }
}

/* delivery steps glow one after another */
.step-dot { animation: step-glow 3.2s ease-in-out infinite; }
.steps .step:nth-child(3) .step-dot { animation-delay: 0.8s; }
.steps .step:nth-child(5) .step-dot { animation-delay: 1.6s; }
.steps .step:nth-child(7) .step-dot { animation-delay: 2.4s; }

@keyframes step-glow {
  0%, 100% {
    box-shadow: 0 0 12px rgba(140, 90, 255, 0.18), inset 0 0 12px rgba(191, 151, 255, 0.15);
  }
  50% {
    box-shadow: 0 0 32px rgba(140, 90, 255, 0.75), inset 0 0 14px rgba(191, 151, 255, 0.35);
  }
}

/* hero app: tags flash in turn, progress bar glows */
.app-tag { animation: tag-pulse 6s ease-in-out infinite; }
.app-tags .app-tag:nth-child(2) { animation-delay: 2s; }
.app-tags .app-tag:nth-child(3) { animation-delay: 4s; }

@keyframes tag-pulse {
  0%, 16%, 100% { filter: brightness(1); transform: translateY(0); }
  8% { filter: brightness(1.45); transform: translateY(-2px); }
}

.app-progress-bar i {
  animation: bar-grow 1.6s 0.4s cubic-bezier(0.22, 1, 0.36, 1) both,
    bar-glow 3.2s 2.2s ease-in-out infinite;
}

@keyframes bar-glow {
  0%, 100% { box-shadow: 0 0 8px rgba(186, 156, 255, 0.35); }
  50% { box-shadow: 0 0 20px rgba(186, 156, 255, 0.8); }
}

/* pricing planet sheen drifting across */
.planet-sphere::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: linear-gradient(
    100deg,
    transparent 40%,
    rgba(255, 255, 255, 0.07) 50%,
    transparent 60%
  );
  background-size: 300% 100%;
  animation: sheen-slow 10s linear infinite;
}

@keyframes sheen-slow {
  from { background-position: 160% 0; }
  to { background-position: -160% 0; }
}

/* cusp core flickers gently */
.cusp-corepath { animation: bh-breathe 4.2s ease-in-out infinite; }
.cusp-mid { animation: bh-breathe 5.6s 0.8s ease-in-out infinite; }

/* ============================================================
   Reveal animations
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.in { opacity: 1; transform: translateY(0); }

.reveal.d1 { transition-delay: 0.1s; }
.reveal.d2 { transition-delay: 0.2s; }
.reveal.d3 { transition-delay: 0.3s; }
.reveal.d4 { transition-delay: 0.4s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1080px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .ai-grid, .tech-grid, .quote-grid, .price-grid, .crm-grid { grid-template-columns: repeat(2, 1fr); }
  .int-columns { grid-template-columns: repeat(3, 1fr); }
  .claim-stats { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-word { font-size: 140px; }
}

@media (max-width: 820px) {
  .header-nav, .header-actions { display: none; }
  .header-menu-btn { display: flex; }
  .header-inner { height: 72px; }
  .mobile-menu { inset: 72px 0 auto 0; }

  .hero { padding-top: 150px; }
  .hero-app { margin-top: 190px; }
  .hero-blackhole {
    width: 1028px;
    height: 340px;
    transform: translate(-50%, -100%) scale(0.55);
    transform-origin: bottom center;
  }
  /* 首屏光环整体缩到窄屏可容纳的尺寸 */
  .hero-portal { width: 1028px; height: 578px; top: 138px; }
  .portal-glow { width: 1028px; }
  .bh-orbits { transform: scale(0.52); transform-origin: center top; }
  .orbit-stars { transform-origin: center; }
  .hero-title { font-size: 44px; }
  .hero-sub { font-size: 16px; }
  .section-head h2, .cta-inner h2 { font-size: 34px; }
  section { padding: 90px 0; }

  .app-frame { grid-template-columns: 1fr; }
  .app-sidebar { display: none; }
  .app-main { padding: 26px 22px; }
  .app-doc-title { font-size: 20px; }

  .ai-grid, .tech-grid, .quote-grid, .price-grid, .crm-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .crm-orbit { transform: scale(0.72); }
  .int-columns { grid-template-columns: repeat(2, 1fr); }
  .steps { flex-direction: column; gap: 40px; }
  .step-line { display: none; }
  /* 竖屏下卡片间的发光连接线 */
  .step:not(:last-of-type)::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: -40px;
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, rgba(186, 156, 255, 0.5), rgba(186, 156, 255, 0.05));
    box-shadow: 0 0 8px rgba(186, 156, 255, 0.3);
  }
  .claim-node-label { font-size: 10.5px; padding: 3px 8px; }
  /* 窄屏上把最外侧的两组标签往内收，避免贴边被裁 */
  .claim-node-label[style*="left:6%"] { left: 14% !important; }
  .claim-node-label[style*="left:84%"] { left: 77% !important; }
  .claim-stats { grid-template-columns: repeat(2, 1fr); }
  .portal-scene { height: 460px; }
  .portal-card { padding: 18px 20px; top: 8%; }
  .portal-card-head { font-size: 14.5px; flex-direction: column; align-items: flex-start; gap: 8px; }
  .portal-caption { font-size: 19px; }
  .enc-scene { padding: 70px 24px; }
  .enc-center h2 { font-size: 34px; }
  .enc-cloud { font-size: 11px; }
  .radar { height: 240px; }
  .radar-spokes i { height: 260px; }
  .planet-wrap { height: 240px; }
  .planet-rim { top: 120px; width: 900px; height: 900px; }
  .planet-body { top: 128px; width: 892px; height: 892px; }
  .planet-glow { top: 60px; width: 520px; height: 160px; }
  .price-hero { min-height: 560px; }
  .price-big { font-size: 52px; }
  .price-features { grid-template-columns: 1fr; gap: 14px; }
  .price-planet { width: 700px; height: 700px; top: 300px; }
  .footer-word { font-size: 80px; bottom: -20px; }
  .footer-bottom { flex-direction: column; gap: 8px; }

  /* 装饰性光晕与背景层：一律不超过视口宽度，避免撑开布局 */
  .section-glow,
  .cta-glow,
  .bh-frontglow,
  .app-glow,
  .enc-cloud,
  .claim-canvas,
  .dot-map {
    max-width: 100vw;
  }
  .section-glow { width: 100vw; }
  .cta-glow { width: 130vw; }
  .crm-orbit { transform: scale(0.62); transform-origin: center; }
  .int-beam { max-width: 100%; }
}

/* 超窄屏（iPhone SE 等）再收一档 */
@media (max-width: 400px) {
  .container, .container-lg { padding: 0 18px; }
  .hero-title { font-size: 38px; }
  .section-head h2, .cta-inner h2, .enc-center h2 { font-size: 29px; }
  .int-columns { grid-template-columns: 1fr; }
  .claim-stats { grid-template-columns: 1fr; }
}