/* ================= 基础 ================= */
:root {
  --blue: #0055ff;
  --navy: #021456;
  --ink: #0b1a3a;
  --text: #333a4d;
  --text-2: #5c6478;
  --text-3: #8a91a3;
  --dark: #28292e;
  --soft: #f2f7fe;
  --grad-text: linear-gradient(92.2deg, #0e63ff 0%, #4e84ff 49%, #2087ff 100%);
  --grad-ai: linear-gradient(90deg, #7b5cff 0%, #2f7bff 100%);
  --grad-btn: linear-gradient(168deg, #2f74fd 0%, #072bff 100%);
  --container: 1200px;
  --promo-h: 40px;
  --header-h: 64px;
  --font: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --font-num: "DIN Alternate", "Bahnschrift", "Barlow", "Helvetica Neue", Arial, sans-serif;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  padding-top: var(--promo-h);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.6;
  color: var(--text);
  background: #fff;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: padding-top .6s var(--ease);
}
body.promo-closed { --promo-h: 0px; }

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4, h5, p { margin: 0; }
svg { display: block; }

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

.container {
  width: 100%;
  max-width: calc(var(--container) + 160px);
  margin: 0 auto;
  padding: 0 clamp(20px, 6vw, 80px);
}

.ico {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.qr-box {
  display: block;
  overflow: hidden;
  padding: 4px;
  border-radius: 10px;
  background: #fff;
}
.qr-box img { display: block; width: 100%; height: 100%; object-fit: contain; }
.qr-svg { width: 100%; height: 100%; color: var(--ink); }

/* ================= 动画 ================= */
@keyframes floatY { from { translate: 0 0; } to { translate: 0 -10px; } }
@keyframes floatYs { from { translate: 0 0; } to { translate: 0 6px; } }
@keyframes slideArrow { 0%, 100% { transform: translateX(0); } 50% { transform: translateX(5px); } }
@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-100%); } }
@keyframes prog { from { width: 0; } to { width: 100%; } }
@keyframes shine { 0% { left: -60%; } 55%, 100% { left: 130%; } }
@keyframes pulseRing { 0% { transform: scale(1); opacity: .55; } 100% { transform: scale(1.9); opacity: 0; } }
@keyframes livePulse { 0% { box-shadow: 0 0 0 0 rgba(255, 77, 79, .55); } 70%, 100% { box-shadow: 0 0 0 7px rgba(255, 77, 79, 0); } }
@keyframes twinkle { 0%, 100% { opacity: .25; transform: scale(.6); } 50% { opacity: 1; transform: scale(1); } }
@keyframes marquee { to { transform: translateX(-50%); } }
@keyframes panelIn { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
@keyframes spin { to { transform: translate(-50%, -50%) rotate(-1turn); } }
@keyframes shimmer { from { background-position: 150% 0; } to { background-position: -50% 0; } }
@keyframes blink { 50% { opacity: 0; } }
@keyframes beams { from { transform: translateX(-3%); opacity: .7; } to { transform: translateX(3%); opacity: 1; } }
@keyframes rise { 0% { transform: translateY(0) scale(.6); opacity: 0; } 12% { opacity: .9; } 100% { transform: translateY(-640px) scale(1.1); opacity: 0; } }
@keyframes dash { to { stroke-dashoffset: -22; } }
@keyframes signal { 0%, 100% { opacity: .3; } 50% { opacity: 1; } }

/* ================= 滚动入场 ================= */
.js [data-reveal] {
  opacity: 0;
  translate: 0 36px;
  transition: opacity .9s var(--ease) var(--d, 0s), translate .9s var(--ease) var(--d, 0s);
}
.js [data-reveal].is-in { opacity: 1; translate: 0 0; }

/* ================= 按钮 ================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 52px;
  padding: 0 30px;
  border-radius: 14px;
  font-size: 16px;
  font-weight: 600;
  white-space: nowrap;
  transition: transform .3s var(--ease), box-shadow .3s, opacity .3s, background .3s, border-color .3s, color .3s;
}
.btn .ico { width: 18px; height: 18px; }
.btn:hover .ico-arrow,
.ai-bar:hover .ico-arrow { animation: slideArrow .7s ease-in-out infinite; }

.btn-navy {
  color: #fff;
  background: var(--navy);
  box-shadow:
    0 .5px .9px rgba(64, 81, 117, .13),
    0 2.4px 1.9px rgba(64, 81, 117, .1),
    0 5.9px 3.8px rgba(64, 81, 117, .08),
    0 12px 24px rgba(2, 20, 86, .28);
}
.btn-navy:hover { opacity: .88; transform: translateY(-2px); }

.btn-white {
  color: #000;
  background: #fff;
  box-shadow:
    0 .5px .9px rgba(59, 103, 195, .13),
    0 5.9px 3.8px rgba(59, 103, 195, .08),
    0 14px 28px rgba(59, 103, 195, .16);
}
.btn-white:hover { opacity: .9; transform: translateY(-2px); }

.btn-text { padding: 0 6px; color: #fff; }
.btn-text:hover { opacity: .85; }

.btn-dark,
.btn-outline {
  height: 44px;
  padding: 0 24px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
}
.btn-dark { color: #fff; background: var(--dark); border: 1px solid transparent; }
.btn-dark:hover { background: #000; transform: translateY(-2px); box-shadow: 0 10px 22px rgba(0, 0, 0, .18); }
.btn-outline { color: var(--dark); border: 1px solid rgba(40, 41, 46, .55); }
.btn-outline:hover { border-color: var(--dark); background: rgba(40, 41, 46, .04); transform: translateY(-2px); }

.btn-glow {
  height: 50px;
  padding: 0 28px;
  border-radius: 12px;
  font-size: 15px;
  color: #fff;
  background: linear-gradient(180deg, #2f7bff 0%, #0a4dff 100%);
  box-shadow:
    0 12px 26px rgba(0, 85, 255, .35),
    inset 0 1px 0 rgba(255, 255, 255, .45),
    inset 0 0 16px rgba(0, 119, 255, .9);
}
.btn-glow .ico { transition: transform .3s var(--ease); }
.btn-glow:hover { transform: translateY(-2px); box-shadow: 0 16px 32px rgba(0, 85, 255, .45), inset 0 1px 0 rgba(255, 255, 255, .45), inset 0 0 16px rgba(0, 119, 255, .9); }
.btn-glow:hover .ico { transform: translate(2px, -2px); }

/* ================= 顶部活动条 ================= */
.site-top { position: fixed; top: 0; left: 0; right: 0; z-index: 100; }

.promo {
  position: relative;
  height: var(--promo-h);
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(30% 180% at 18% 50%, rgba(120, 190, 255, .55) 0%, rgba(120, 190, 255, 0) 70%),
    radial-gradient(24% 160% at 82% 50%, rgba(140, 120, 255, .45) 0%, rgba(140, 120, 255, 0) 70%),
    linear-gradient(90deg, #1553ff 0%, #2f7bff 50%, #1d5cff 100%);
  box-shadow: inset 0 -1px 0 rgba(255, 255, 255, .14);
  transition: height .6s var(--ease);
}
.promo::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(115deg, rgba(255, 255, 255, 0) 0 36px, rgba(255, 255, 255, .06) 36px 38px);
  pointer-events: none;
}
.promo-inner {
  position: relative;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .5px;
}
.promo em { font-style: normal; color: #ffe45c; margin: 0 2px; }
.promo-btn {
  height: 24px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  border-radius: 6px;
  font-size: 12px;
  color: #1a55f5;
  background: linear-gradient(180deg, #fff 0%, #dbe8ff 100%);
  box-shadow: 0 2px 6px rgba(0, 40, 160, .25);
  transition: transform .25s;
}
.promo-btn:hover { transform: translateY(-1px); }
.promo-close {
  position: absolute;
  right: 20px;
  top: 50%;
  width: 22px;
  height: 22px;
  margin-top: -11px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, .2);
  transition: background .2s;
}
.promo-close:hover { background: rgba(255, 255, 255, .35); }
.promo-close .ico { width: 12px; height: 12px; stroke-width: 2.4; }

/* ================= 导航 ================= */
.header {
  position: relative;
  height: var(--header-h);
  background: rgba(255, 255, 255, .97);
  border-bottom: 1px solid rgba(15, 40, 100, .06);
  transition:
    background-color .35s var(--ease),
    border-color .35s var(--ease),
    box-shadow .35s var(--ease),
    backdrop-filter .35s var(--ease);
}
.header.scrolled { box-shadow: 0 6px 24px rgba(20, 50, 120, .08); }
@supports (backdrop-filter: blur(1px)) {
  .header { background: rgba(255, 255, 255, .88); backdrop-filter: blur(14px) saturate(160%); }
}
.header.mega-open { background: #fff; }
.header-inner { height: 100%; display: flex; align-items: center; }

.logo { display: inline-flex; align-items: center; flex-shrink: 0; }
.logo-img { display: block; height: 26px; width: auto; }
.logo-img-light { display: none; }
.logo-light .logo-img { display: none; }
.logo-light .logo-img-light { display: block; }

.nav { display: flex; height: 100%; margin-left: 48px; }
.nav-item { height: 100%; display: flex; align-items: center; }
.nav-link {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0 17px;
  font-size: 15px;
  color: #1d2433;
  transition: color .3s var(--ease);
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 17px;
  right: 17px;
  bottom: -1px;
  height: 2px;
  border-radius: 2px;
  background: var(--blue);
  transform: scaleX(0);
  transition: transform .3s var(--ease), background-color .3s var(--ease);
}
.nav-item:hover .nav-link { color: var(--blue); }
.nav-item:hover .nav-link::after { transform: scaleX(1); }
.nav-link .caret { width: 14px; height: 14px; stroke-width: 2; transition: transform .3s; }
.nav-item:hover .caret { transform: rotate(180deg); }
.nav-ai span {
  font-weight: 600;
  background: var(--grad-ai);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.nav-ai .ico { width: 14px; height: 14px; color: #7b5cff; animation: twinkle 2.4s ease-in-out infinite; }

.mega {
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  background: #fff;
  border-top: 1px solid rgba(15, 40, 100, .06);
  box-shadow: 0 18px 40px rgba(20, 50, 120, .12);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity .25s, transform .25s var(--ease), visibility .25s;
}
.nav-item:hover .mega,
.nav-item:focus-within .mega { opacity: 1; visibility: visible; transform: none; }
.nav-item.mega-closed .mega { opacity: 0; visibility: hidden; transform: translateY(-8px); }
.mega-inner {
  display: grid;
  grid-template-columns: 250px 1fr 270px;
  gap: 40px;
  padding-top: 32px;
  padding-bottom: 36px;
}
.mega-intro h4 { font-size: 20px; color: var(--ink); margin-bottom: 10px; }
.mega-intro p { font-size: 13px; line-height: 1.8; color: var(--text-3); }
.mega-more { display: inline-flex; align-items: center; gap: 6px; margin-top: 18px; font-size: 14px; color: var(--blue); }
.mega-more .ico { width: 16px; height: 16px; transition: transform .3s; }
.mega-more:hover .ico { transform: translateX(4px); }
.mega-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 6px 14px; align-content: start; }
.mega-link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border-radius: 10px;
  transition: background .2s;
}
.mega-link:hover { background: rgba(0, 85, 255, .04); }
.mega-ico {
  width: 42px;
  height: 42px;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  border-radius: 11px;
  color: var(--blue);
  background: linear-gradient(145deg, #eef4ff 0%, #d8e6ff 100%);
  box-shadow: inset 0 1px 0 #fff;
}
.mega-ico .ico { width: 22px; height: 22px; }
.mega-link b { display: block; font-size: 15px; font-weight: 600; color: var(--ink); transition: color .2s; }
.mega-link em { display: block; font-style: normal; font-size: 13px; color: var(--text-3); }
.mega-link:hover b { color: var(--blue); }
.mega-card {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  padding: 22px 22px 20px;
  border-radius: 14px;
  color: #fff;
  background:
    radial-gradient(60% 60% at 90% 10%, rgba(255, 255, 255, .35) 0%, rgba(255, 255, 255, 0) 70%),
    linear-gradient(135deg, #2c6bff 0%, #5fa2ff 100%);
  box-shadow: 0 12px 26px rgba(30, 100, 255, .25);
  transition: transform .3s var(--ease);
}
.mega-card::after {
  content: "";
  position: absolute;
  right: -30px;
  bottom: -40px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  border: 18px solid rgba(255, 255, 255, .12);
}
.mega-card:hover { transform: translateY(-3px); }
.mega-card-ai { background: radial-gradient(60% 60% at 90% 10%, rgba(255, 255, 255, .3) 0%, rgba(255, 255, 255, 0) 70%), linear-gradient(135deg, #6a4cff 0%, #2f80ff 100%); }
.mega-card-out { background: radial-gradient(60% 60% at 90% 10%, rgba(255, 255, 255, .3) 0%, rgba(255, 255, 255, 0) 70%), linear-gradient(135deg, #ff7a45 0%, #ff4d7e 55%, #7b5cff 100%); }
.mega-card small { font-size: 12px; opacity: .85; }
.mega-card b { font-size: 18px; margin: 6px 0 8px; }
.mega-card span { font-size: 13px; line-height: 1.7; opacity: .9; }
.mega-card i { display: inline-flex; align-items: center; gap: 6px; margin-top: auto; padding-top: 16px; font-style: normal; font-size: 14px; font-weight: 600; }
.mega-card i .ico { width: 16px; height: 16px; }

.header-right { margin-left: auto; display: flex; align-items: center; gap: 22px; }
.contact-link { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; color: #1d2433; transition: color .3s var(--ease); }
.contact-link .ico { width: 17px; height: 17px; }
.contact-link:hover { color: var(--blue); }
.btn-demo {
  height: 36px;
  padding: 0 18px;
  display: inline-flex;
  align-items: center;
  border-radius: 9px;
  font-size: 14px;
  font-weight: 600;
  color: var(--blue);
  background: rgba(0, 85, 255, .08);
  transition: background .3s, color .3s, box-shadow .3s, transform .3s;
}
.btn-demo:hover { transform: translateY(-1px); }
.header.scrolled .btn-demo { color: #fff; background: var(--blue); box-shadow: 0 6px 14px rgba(0, 85, 255, .28); }

.burger { display: none; width: 40px; height: 40px; position: relative; border-radius: 10px; }
.burger span {
  position: absolute;
  left: 10px;
  right: 10px;
  height: 2px;
  border-radius: 2px;
  background: var(--ink);
  transition: transform .3s var(--ease), opacity .3s, background-color .3s var(--ease);
}
.burger span:nth-child(1) { top: 13px; }
.burger span:nth-child(2) { top: 19px; }
.burger span:nth-child(3) { top: 25px; }
.nav-open .burger span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-open .burger span:nth-child(2) { opacity: 0; }
.nav-open .burger span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* .solid 由 JS 在滚动、展开下拉或打开移动菜单时添加；其余时间导航透明叠在首屏上 */
.js .header:not(.solid) {
  background: transparent;
  border-bottom-color: transparent;
  backdrop-filter: none;
}
.js .header:not(.solid) .logo-img { display: none; }
.js .header:not(.solid) .logo-img-light { display: block; }
.js .header:not(.solid) .nav-link,
.js .header:not(.solid) .contact-link { color: rgba(255, 255, 255, .88); }
.js .header:not(.solid) .nav-item:hover .nav-link,
.js .header:not(.solid) .contact-link:hover { color: #fff; }
.js .header:not(.solid) .nav-link::after { background: #fff; }
.js .header:not(.solid) .nav-ai span { background: none; color: #fff; }
.js .header:not(.solid) .nav-ai .ico { color: #ffe45c; }
.js .header:not(.solid) .btn-demo {
  color: var(--blue);
  background: #fff;
  box-shadow: 0 6px 16px rgba(0, 40, 160, .18);
}
.js .header:not(.solid) .burger span { background: #fff; }

/* ================= 首屏 ================= */
.hero {
  position: relative;
  overflow: hidden;
  color: #fff;
  padding: calc(var(--header-h) + 60px) 0 124px;
  background:
    radial-gradient(38% 58% at 76% 44%, rgba(214, 236, 255, .9) 0%, rgba(160, 205, 255, .35) 45%, rgba(160, 205, 255, 0) 75%),
    radial-gradient(26% 40% at 98% 0%, rgba(255, 255, 255, .45) 0%, rgba(255, 255, 255, 0) 70%),
    linear-gradient(100deg, #0c4cf0 0%, #1d62ff 28%, #3b82ff 52%, #74b3ff 78%, #a8d2ff 100%);
}
.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 120px;
  background: linear-gradient(180deg, rgba(238, 245, 255, 0) 0%, #eef5ff 100%);
  pointer-events: none;
  z-index: 1;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-bg::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: calc(var(--header-h) + 96px);
  background: linear-gradient(180deg, rgba(8, 44, 168, .3) 0%, rgba(8, 44, 168, 0) 100%);
}
.hero-beams {
  position: absolute;
  inset: -20% -10%;
  background:
    linear-gradient(118deg, transparent 30%, rgba(255, 255, 255, .16) 36%, transparent 43%),
    linear-gradient(118deg, transparent 47%, rgba(255, 255, 255, .1) 51%, transparent 56%),
    linear-gradient(118deg, transparent 59%, rgba(255, 255, 255, .08) 62%, transparent 67%);
  filter: blur(4px);
  animation: beams 9s ease-in-out infinite alternate;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .07) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: radial-gradient(60% 70% at 72% 40%, #000 0%, transparent 75%);
  mask-image: radial-gradient(60% 70% at 72% 40%, #000 0%, transparent 75%);
}
.hero-particles i {
  position: absolute;
  bottom: -20px;
  left: var(--x);
  width: var(--s);
  height: var(--s);
  border-radius: 50%;
  background: rgba(255, 255, 255, .85);
  box-shadow: 0 0 8px rgba(255, 255, 255, .8);
  opacity: 0;
  animation: rise var(--t) linear var(--d) infinite;
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: center;
  gap: 32px;
  min-height: 460px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 34px;
  padding: 0 14px 0 4px;
  border-radius: 20px;
  font-size: 14px;
  background: rgba(255, 255, 255, .16);
  border: 1px solid rgba(255, 255, 255, .35);
  backdrop-filter: blur(8px);
  transition: background .3s, opacity .9s var(--ease) var(--d, 0s), translate .9s var(--ease) var(--d, 0s);
}
.hero-badge:hover { background: rgba(255, 255, 255, .26); }
.hero-badge .tag {
  height: 26px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  border-radius: 14px;
  font-size: 12px;
  font-weight: 600;
  background: linear-gradient(90deg, #ffb23e 0%, #ff7a1a 100%);
  box-shadow: 0 2px 8px rgba(255, 120, 30, .4);
}
.hero-badge .ico { width: 14px; height: 14px; stroke-width: 2; transition: transform .3s; }
.hero-badge:hover .ico { transform: translate(2px, -2px); }
.hero h1 {
  margin: 0 0 18px;
  font-size: clamp(40px, 4.4vw, 56px);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: 2px;
  text-shadow: 0 4px 24px rgba(0, 30, 120, .25);
}
.hero-desc { max-width: 540px; font-size: 17px; line-height: 1.85; color: rgba(255, 255, 255, .92); word-break: keep-all; overflow-wrap: break-word; }
.hero-stats { display: flex; gap: 52px; margin: 34px 0 42px; }
.hero-stats b {
  display: block;
  font-family: var(--font-num);
  font-style: italic;
  font-weight: 700;
  font-size: 28px;
  line-height: 1.25;
  letter-spacing: .5px;
}
.hero-stats span { font-size: 14px; color: rgba(255, 255, 255, .78); }
.hero-actions { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }

/* 首屏插画 */
.hero-visual { position: relative; height: 460px; perspective: 1400px; }
.hv-stage {
  position: absolute;
  top: 0;
  right: 0;
  width: 560px;
  height: 460px;
  transform-style: preserve-3d;
  transform: scale(var(--hv-scale, 1)) rotateX(var(--rx, 5deg)) rotateY(var(--ry, -12deg));
  transform-origin: 60% 50%;
  transition: transform .8s var(--ease);
}
.hv-stage > * { position: absolute; }

.hv-glass {
  border-radius: 18px;
  background: linear-gradient(150deg, rgba(255, 255, 255, .72) 0%, rgba(233, 243, 255, .38) 50%, rgba(255, 255, 255, .5) 100%);
  border: 1px solid rgba(255, 255, 255, .85);
  box-shadow:
    inset 0 1px 1px #fff,
    inset 0 -12px 28px rgba(120, 170, 255, .25),
    0 28px 50px -18px rgba(6, 40, 150, .5);
}

.hv-halo {
  left: 40px;
  top: 300px;
  width: 480px;
  height: 150px;
  border-radius: 50%;
  background: radial-gradient(50% 50% at 50% 50%, rgba(255, 255, 255, .8) 0%, rgba(200, 228, 255, .35) 45%, rgba(200, 228, 255, 0) 75%);
  filter: blur(6px);
  transform: translateZ(-80px);
}
.hv-dots {
  left: 220px;
  top: 10px;
  width: 330px;
  height: 250px;
  background-image: radial-gradient(rgba(255, 255, 255, .75) 1px, transparent 1.6px);
  background-size: 12px 12px;
  -webkit-mask-image: radial-gradient(closest-side, #000 15%, transparent 100%);
  mask-image: radial-gradient(closest-side, #000 15%, transparent 100%);
  opacity: .8;
  transform: translateZ(-100px);
}
.hv-orbit { left: 0; top: 20px; width: 560px; height: 420px; overflow: visible; transform: translateZ(-120px) rotate(-8deg); }
.hv-orbit ellipse { fill: none; stroke: rgba(255, 255, 255, .45); stroke-width: 1.2; }
.orbit-dot { fill: #fff; filter: drop-shadow(0 0 6px #fff); }

.hv-kiosk { left: 6px; top: 70px; width: 132px; height: 262px; padding: 7px; border-radius: 16px; transform: translateZ(-30px); }
.hv-kiosk::after {
  content: "";
  position: absolute;
  left: 36%;
  right: 36%;
  bottom: -15px;
  height: 15px;
  border-radius: 0 0 6px 6px;
  background: linear-gradient(180deg, rgba(255, 255, 255, .75), rgba(200, 222, 255, .45));
}
.kiosk-screen {
  position: relative;
  height: 100%;
  overflow: hidden;
  padding: 10px 8px;
  border-radius: 10px;
  color: #fff;
  background: linear-gradient(180deg, #0f3aa8 0%, #1b56e0 100%);
}
.kiosk-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0 4px 8px;
  font-size: 11px;
  font-weight: 600;
  border-bottom: 1px solid rgba(255, 255, 255, .15);
}
.kiosk-head b { font-family: var(--font-num); font-size: 14px; }
.kiosk-list { position: relative; margin-top: 8px; }
.kiosk-list::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 28px;
  border-radius: 6px;
  background: rgba(255, 255, 255, .18);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .25);
  animation: kioskHL 7.5s infinite;
}
.kiosk-list li { position: relative; display: flex; align-items: center; gap: 8px; height: 28px; padding: 0 6px; font-size: 11px; }
.kiosk-list em {
  min-width: 26px;
  height: 16px;
  display: grid;
  place-items: center;
  border-radius: 4px;
  font: 700 10px/1 var(--font-num);
  font-style: normal;
  background: rgba(255, 255, 255, .16);
}
.kiosk-foot {
  position: absolute;
  left: 8px;
  right: 8px;
  bottom: 8px;
  height: 20px;
  display: flex;
  align-items: center;
  overflow: hidden;
  border-radius: 5px;
  font-size: 10px;
  background: rgba(255, 255, 255, .12);
}
.kiosk-foot span { white-space: nowrap; padding-left: 100%; animation: ticker 8s linear infinite; }
@keyframes kioskHL {
  0%, 16% { transform: translateY(0); }
  20%, 36% { transform: translateY(28px); }
  40%, 56% { transform: translateY(56px); }
  60%, 76% { transform: translateY(84px); }
  80%, 96% { transform: translateY(112px); }
  100% { transform: translateY(0); }
}

.hv-screen { left: 150px; top: 96px; width: 360px; height: 232px; padding: 8px 12px 12px; transform: translateZ(30px); }
.screen-top {
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 4px 4px;
  font-size: 11px;
  font-weight: 600;
  color: #1f4fd6;
}
.live { display: inline-flex; align-items: center; gap: 6px; }
.live i { width: 7px; height: 7px; border-radius: 50%; background: #ff4d4f; animation: livePulse 1.6s infinite; }
.signal { display: inline-flex; align-items: flex-end; gap: 2px; height: 14px; }
.signal i { width: 3px; border-radius: 2px; background: #2d6bff; animation: signal 1.6s ease-in-out infinite; }
.signal i:nth-child(1) { height: 5px; }
.signal i:nth-child(2) { height: 8px; animation-delay: .2s; }
.signal i:nth-child(3) { height: 11px; animation-delay: .4s; }
.signal i:nth-child(4) { height: 14px; animation-delay: .6s; }
.screen-body {
  position: relative;
  height: calc(100% - 24px);
  overflow: hidden;
  border-radius: 12px;
  background: #1e57ea;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .35);
}
.hv-slide {
  position: absolute;
  inset: 0;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 26px;
  overflow: hidden;
  opacity: 0;
  animation: slideShow 9s infinite;
}
.hv-slide.s2 { animation-delay: 3s; }
.hv-slide.s3 { animation-delay: 6s; }
.hv-slide > img { position: absolute; inset: 0; z-index: -1; width: 100%; height: 100%; object-fit: cover; }
.hv-slide small { position: relative; font-size: 10px; letter-spacing: 3px; opacity: .8; }
.hv-slide b { position: relative; margin: 4px 0 6px; font-size: 30px; letter-spacing: 3px; line-height: 1.25; }
.hv-slide span { position: relative; font-size: 12px; opacity: .88; }
.s1 { background: #1e57ea; }
.s1::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(14, 52, 196, .9) 0%, rgba(22, 76, 226, .6) 42%, rgba(30, 90, 240, 0) 78%); }
.s2 { color: #241b05; background: linear-gradient(180deg, #fdcf00 0%, #fdc900 50%, #efb600 100%); }
.s2 > img {
  left: 10%;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 22%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 22%);
}
.s3 { background: radial-gradient(circle at 73% 50%, rgba(255, 206, 128, .3) 0, rgba(255, 206, 128, 0) 30%), linear-gradient(135deg, #0a1433 0%, #182863 60%, #27307a 100%); }
.s3 > img { left: 46%; width: 54%; transform: scale(.88); mix-blend-mode: screen; filter: sepia(.7) saturate(1.6) brightness(1.06) hue-rotate(-6deg); }
.s3 small { color: #ffd98a; }
.s3 b { color: #ffe3a3; text-shadow: 0 0 18px rgba(255, 200, 110, .35); }
@keyframes slideShow {
  0% { opacity: 0; transform: scale(1.06); }
  5% { opacity: 1; transform: scale(1); }
  33% { opacity: 1; }
  38%, 100% { opacity: 0; }
}
.screen-progress { position: absolute; left: 14px; right: 14px; bottom: 10px; height: 3px; overflow: hidden; border-radius: 2px; background: rgba(255, 255, 255, .3); }
.screen-progress i { display: block; height: 100%; width: 0; background: #fff; animation: prog 3s linear infinite; }

.hv-tile { padding: 6px; border-radius: 12px; }
.hv-tile.t1 { left: 446px; top: 70px; width: 112px; height: 82px; transform: translateZ(80px); animation: floatY 3.4s ease-in-out infinite alternate; }
.hv-tile.t2 { left: 462px; top: 168px; width: 100px; height: 76px; transform: translateZ(60px); animation: floatY 3s ease-in-out -1.2s infinite alternate; }
.tile-scr { position: relative; height: calc(100% - 18px); overflow: hidden; border-radius: 8px; }
.ts1 { background: linear-gradient(120deg, #ff8a4c 0%, #ff4d7e 55%, #7b5cff 100%); }
.ts2 { background: linear-gradient(135deg, #43d6b5 0%, #2a8bff 100%); }
.tile-scr::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: -60%;
  width: 45%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .55), transparent);
  animation: shine 3.2s ease-in-out infinite;
}
.ts2::after { animation-delay: 1.4s; }
.hv-tile span { display: flex; align-items: center; gap: 4px; height: 18px; padding-left: 2px; font-size: 10px; font-weight: 600; color: #1f4fd6; }
.hv-tile span i { width: 6px; height: 6px; border-radius: 50%; background: #22c55e; box-shadow: 0 0 6px #22c55e; }

.hv-controls {
  left: 200px;
  top: 318px;
  width: 220px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  border-radius: 32px;
  transform: translateZ(100px);
}
.c-btn {
  position: relative;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #3569e8;
  background: linear-gradient(180deg, #fff 0%, #e3edff 100%);
  box-shadow: 0 4px 10px rgba(20, 70, 200, .18), inset 0 1px 0 #fff;
}
.c-btn .ico { width: 18px; height: 18px; }
.c-main {
  width: 50px;
  height: 50px;
  color: #fff;
  background: linear-gradient(160deg, #4d9bff 0%, #1646f0 100%);
  box-shadow: 0 8px 18px rgba(22, 70, 240, .45), inset 0 1px 1px rgba(255, 255, 255, .6);
}
.c-main .ico { margin-left: 3px; }
.c-main::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid rgba(77, 155, 255, .7);
  animation: pulseRing 2s ease-out infinite;
}
.c-power { color: #ff4d4f; }

.hv-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 38px;
  padding: 0 14px;
  white-space: nowrap;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  color: #1a47c8;
  background: linear-gradient(135deg, rgba(255, 255, 255, .92) 0%, rgba(226, 238, 255, .75) 100%);
  border: 1px solid #fff;
  box-shadow: 0 12px 26px -8px rgba(10, 60, 180, .45), inset 0 -4px 10px rgba(120, 170, 255, .25);
}
.hv-chip em { font-style: italic; }
.chip-a { left: 300px; top: 44px; transform: translateZ(120px); animation: floatY 3.2s ease-in-out infinite alternate; }
.chip-a .ico { width: 18px; height: 18px; color: #ffb020; }
.chip-b { left: 30px; top: 360px; transform: translateZ(140px); animation: floatY 3.6s ease-in-out -1.6s infinite alternate; }
.chip-b em {
  background: var(--grad-ai);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.chip-logo {
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: #fff;
  background: var(--grad-ai);
}
.chip-logo .ico { width: 13px; height: 13px; }

.hv-cube {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  font: italic 800 11px/1 var(--font-num);
  color: #2a62f0;
  background: linear-gradient(145deg, #fff 0%, #d4e4ff 100%);
  border: 1px solid #fff;
  box-shadow: 0 10px 18px -6px rgba(10, 60, 180, .45), inset 0 -3px 6px rgba(120, 170, 255, .35);
}
.hv-cube .ico { width: 18px; height: 18px; }
.cube-1 { left: 152px; top: 150px; transform: translateZ(90px); animation: floatY 2.6s ease-in-out infinite alternate; }
.cube-2 { left: 152px; top: 212px; transform: translateZ(70px); animation: floatY 2.9s ease-in-out -.8s infinite alternate; }
.cube-3 { left: 140px; top: 278px; transform: translateZ(100px); animation: floatY 3.1s ease-in-out -1.6s infinite alternate; }

.hv-lines { left: 0; top: 0; width: 560px; height: 460px; overflow: visible; transform: translateZ(60px); }
.hv-lines path {
  fill: none;
  stroke: rgba(255, 255, 255, .9);
  stroke-width: 1.6;
  stroke-dasharray: 4 7;
  animation: dash 1.2s linear infinite;
}

/* ================= AI 横条 ================= */
.ai-bar-wrap { position: relative; z-index: 5; margin-top: -56px; margin-bottom: -16px; }
.ai-bar {
  position: relative;
  display: flex;
  align-items: center;
  gap: 24px;
  height: 72px;
  padding: 0 14px 0 150px;
  border-radius: 40px;
  background: linear-gradient(90deg, rgba(255, 255, 255, .97) 0%, rgba(244, 248, 255, .97) 100%);
  border: 1px solid #fff;
  box-shadow: 0 14px 40px rgba(30, 90, 200, .13);
  transition: box-shadow .3s, opacity .9s var(--ease) var(--d, 0s), translate .9s var(--ease) var(--d, 0s);
}
.ai-bar:hover { box-shadow: 0 18px 46px rgba(30, 90, 200, .2); }
.ai-thumb { position: absolute; left: 26px; bottom: 12px; width: 104px; height: 78px; }
.ai-card {
  position: absolute;
  width: 58px;
  height: 74px;
  border-radius: 10px;
  border: 3px solid #fff;
  box-shadow: 0 10px 20px rgba(30, 80, 200, .25);
}
.ai-card-1 {
  left: 4px;
  bottom: 0;
  background:
    radial-gradient(circle at 70% 25%, rgba(255, 255, 255, .6) 0 14%, transparent 15%),
    linear-gradient(160deg, #ffb45a 0%, #ff5a7a 100%);
  transform: rotate(-10deg);
  animation: floatYs 2.4s ease-in-out infinite alternate;
}
.ai-card-2 {
  left: 44px;
  bottom: 8px;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(160deg, #7b5cff 0%, #2f7bff 100%);
  transform: rotate(8deg);
  animation: floatY 2.8s ease-in-out infinite alternate;
}
.ai-card-2 .ico { width: 22px; height: 22px; }
.ai-title { font-size: 20px; font-weight: 600; color: var(--ink); white-space: nowrap; }
.ai-title em {
  font-style: italic;
  background: var(--grad-ai);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  padding-right: 2px;
}
.ai-desc { flex: 1; min-width: 0; font-size: 14px; color: var(--text-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ai-link { display: inline-flex; align-items: center; gap: 4px; font-size: 14px; color: var(--blue); white-space: nowrap; }
.ai-link .ico { width: 16px; height: 16px; }
.ai-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 42px;
  padding: 0 20px;
  border-radius: 22px;
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
  background: linear-gradient(90deg, #6a4cff 0%, #2f80ff 100%);
  box-shadow: 0 8px 18px rgba(80, 90, 255, .35);
}
.ai-btn .ico { width: 16px; height: 16px; }

/* ================= 通用模块 ================= */
.sec { position: relative; padding: 96px 0; }
.sec-title {
  text-align: center;
  font-size: 40px;
  line-height: 1.35;
  font-weight: 700;
  letter-spacing: 1px;
  color: #000;
}

/* ================= 核心优势 ================= */
.sec-adv {
  padding-top: 84px;
  background:
    radial-gradient(40% 44% at 8% 46%, rgba(170, 205, 255, .35) 0%, rgba(170, 205, 255, 0) 70%),
    radial-gradient(40% 44% at 94% 66%, rgba(190, 225, 255, .45) 0%, rgba(190, 225, 255, 0) 70%),
    linear-gradient(180deg, #eef5ff 0%, #f7faff 100%);
}
.adv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 96px; }
.adv-card {
  position: relative;
  isolation: isolate;
  padding: 70px 28px 38px;
  text-align: center;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(255, 255, 255, .92) 0%, rgba(255, 255, 255, .55) 100%);
  border: 1px solid rgba(255, 255, 255, .95);
  box-shadow: 0 12px 40px rgba(40, 100, 220, .08), inset 0 1px 0 #fff;
  transition: transform .6s cubic-bezier(.22, 1, .36, 1), box-shadow .6s cubic-bezier(.22, 1, .36, 1);
}
.js .adv-card[data-reveal] {
  transition:
    opacity .9s var(--ease) var(--d, 0s),
    translate .9s var(--ease) var(--d, 0s),
    transform .6s cubic-bezier(.22, 1, .36, 1),
    box-shadow .6s cubic-bezier(.22, 1, .36, 1);
}
/* 描边高光与内部光斑；--mx / --my 由 JS 跟随鼠标写入 */
.adv-card::before,
.adv-card::after {
  content: "";
  position: absolute;
  z-index: -1;
  border-radius: inherit;
  opacity: 0;
  pointer-events: none;
  transition: opacity .5s var(--ease);
}
.adv-card::before {
  inset: -1px;
  padding: 1.5px;
  background:
    radial-gradient(220px circle at var(--mx, 50%) var(--my, 0%), #3d7dff 0%, rgba(61, 125, 255, 0) 70%),
    linear-gradient(rgba(130, 175, 255, .45), rgba(130, 175, 255, .45));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
}
.adv-card::after {
  inset: 0;
  background: radial-gradient(320px circle at var(--mx, 50%) var(--my, 0%), rgba(80, 140, 255, .14) 0%, rgba(80, 140, 255, 0) 70%);
}
.adv-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 28px 56px -16px rgba(30, 90, 230, .3), inset 0 1px 0 #fff;
}
.adv-card:hover::before,
.adv-card:hover::after { opacity: 1; }
/* 上浮后补齐底部热区，避免鼠标停在底边时 hover 来回切换 */
.adv-card:hover .adv-list::after { content: ""; position: absolute; left: 0; right: 0; top: 100%; height: 10px; }
.adv-card h3 {
  margin-bottom: 30px;
  font-size: 24px;
  font-weight: 600;
  letter-spacing: 1px;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.adv-list li + li { margin-top: 22px; }
.adv-list b {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 700;
  color: #000;
}
.adv-list b i { width: 4px; height: 4px; border-radius: 50%; background: #b8c8e6; }
.adv-list span { display: block; margin-top: 4px; font-size: 14px; color: var(--text-3); }
.js .adv-card[data-reveal] .adv-list li {
  opacity: 0;
  translate: 0 14px;
  transition: opacity .7s var(--ease) calc(var(--d, 0s) + .35s), translate .7s var(--ease) calc(var(--d, 0s) + .35s);
}
.js .adv-card[data-reveal] .adv-list li:nth-child(2) { transition-delay: calc(var(--d, 0s) + .45s); }
.js .adv-card[data-reveal] .adv-list li:nth-child(3) { transition-delay: calc(var(--d, 0s) + .55s); }
.js .adv-card[data-reveal].is-in .adv-list li { opacity: 1; translate: 0 0; }
.adv-more { display: flex; justify-content: center; margin-top: -25px; position: relative; z-index: 2; }

.adv-icon {
  position: absolute;
  top: -50px;
  left: 50%;
  width: 96px;
  height: 96px;
  margin-left: -48px;
  animation: floatYs 3.2s ease-in-out infinite alternate;
  transition: transform .6s cubic-bezier(.34, 1.56, .64, 1);
}
.adv-card:nth-child(2) .adv-icon { animation-delay: -1.1s; }
.adv-card:nth-child(3) .adv-icon { animation-delay: -2.2s; }
.js .adv-card[data-reveal] .adv-icon {
  opacity: 0;
  scale: .4;
  rotate: -24deg;
  transition:
    opacity .5s var(--ease) calc(var(--d, 0s) + .3s),
    scale .9s cubic-bezier(.34, 1.56, .64, 1) calc(var(--d, 0s) + .3s),
    rotate .9s cubic-bezier(.34, 1.56, .64, 1) calc(var(--d, 0s) + .3s),
    transform .6s cubic-bezier(.34, 1.56, .64, 1);
}
.js .adv-card[data-reveal].is-in .adv-icon { opacity: 1; scale: 1; rotate: 0deg; }
.adv-card:hover .adv-icon { transform: translateY(-8px) scale(1.06); }
.adv-icon::before {
  content: "";
  position: absolute;
  left: 32px;
  top: 8px;
  width: 54px;
  height: 54px;
  border-radius: 17px;
  background: linear-gradient(145deg, var(--c1) 0%, var(--c2) 100%);
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, .6), 0 14px 24px -8px var(--cg);
  transform: rotate(14deg);
  transition: transform .6s cubic-bezier(.34, 1.56, .64, 1);
}
.adv-icon > span {
  position: absolute;
  left: 8px;
  top: 22px;
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  border-radius: 20px;
  color: var(--c3);
  background: linear-gradient(150deg, rgba(255, 255, 255, .85) 0%, rgba(255, 255, 255, .4) 100%);
  border: 1px solid rgba(255, 255, 255, .9);
  box-shadow: inset 0 1px 0 #fff, 0 16px 28px -12px rgba(30, 80, 200, .42);
  backdrop-filter: blur(8px) saturate(160%);
  transition: transform .6s cubic-bezier(.34, 1.56, .64, 1);
}
.adv-icon .ico { width: 36px; height: 36px; stroke-width: 1.8; }
.adv-card:hover .adv-icon::before { transform: rotate(26deg) translate(4px, -3px); }
.adv-card:hover .adv-icon > span { transform: rotate(-6deg); }
.icon-hw { --c1: #a6d3ff; --c2: #2f6bff; --c3: #1d56e8; --cg: rgba(47, 107, 255, .55); }
.icon-cloud { --c1: #9aeaff; --c2: #1d8dff; --c3: #1370e4; --cg: rgba(29, 141, 255, .55); }
.icon-ai { --c1: #cdbfff; --c2: #6d5dff; --c3: #5a47ee; --cg: rgba(109, 93, 255, .55); }
.spark {
  position: absolute;
  width: 12px;
  height: 12px;
  background: #7fb2ff;
  clip-path: polygon(50% 0, 62% 38%, 100% 50%, 62% 62%, 50% 100%, 38% 62%, 0 50%, 38% 38%);
  opacity: .85;
  animation: twinkle 2.4s ease-in-out infinite;
  transition: translate .6s cubic-bezier(.34, 1.56, .64, 1);
}
.sp1 { right: -10px; top: 4px; }
.sp2 { left: -12px; bottom: 16px; width: 9px; height: 9px; opacity: .7; animation-delay: -.8s; }
.sp3 { right: -4px; bottom: 0; width: 8px; height: 8px; opacity: .6; animation-delay: -1.6s; }
.adv-card:hover .sp1 { translate: 6px -6px; }
.adv-card:hover .sp2 { translate: -7px 3px; }
.adv-card:hover .sp3 { translate: 6px 5px; }

/* ================= Tab ================= */
.tabs-row { display: flex; justify-content: center; margin-top: 40px; }
.tabs {
  position: relative;
  display: inline-flex;
  padding: 4px;
  border-radius: 14px;
  background: rgba(255, 255, 255, .45);
  border: 1px solid #fff;
  box-shadow: 0 6px 20px rgba(40, 100, 220, .06);
}
.tab {
  position: relative;
  z-index: 1;
  height: 44px;
  padding: 0 24px;
  border-radius: 10px;
  font-size: 16px;
  color: var(--dark);
  white-space: nowrap;
  transition: color .3s;
}
.tab:hover { color: var(--blue); }
.tab.active { color: var(--blue); font-weight: 600; }
.tab-ind {
  position: absolute;
  z-index: 0;
  top: 4px;
  left: 0;
  height: 44px;
  width: 0;
  border-radius: 10px;
  background: linear-gradient(180deg, #f6f9ff 0%, #dce8ff 100%);
  box-shadow: inset 0 0 0 1px #fff, 0 3px 10px rgba(40, 100, 220, .14);
  transition: transform .45s var(--ease), width .45s var(--ease);
}
.tabs:not(.ready) .tab.active { background: linear-gradient(180deg, #f6f9ff 0%, #dce8ff 100%); }

.tabs-blue { background: linear-gradient(305deg, #fff 0%, #d9efff 100%); border: 1px solid #fff; box-shadow: 0 10px 24px rgba(40, 100, 220, .1); }
.tabs-blue .tab { height: 40px; padding: 0 26px; font-size: 15px; font-weight: 600; }
.tabs-blue .tab.active,
.tabs-blue .tab.active:hover { color: #fff; }
.tabs-blue .tab-ind {
  height: 40px;
  background: linear-gradient(168deg, #2f74fd 0%, #072bff 100%);
  box-shadow: 0 4px 8px rgba(0, 111, 255, .2), inset 0 0 18px #0077ff, inset 0 0 2.5px rgba(255, 255, 255, .7);
}
.tabs-blue:not(.ready) .tab.active { background: var(--grad-btn); }

.tabs-dark { gap: 6px; padding: 0; background: none; border: 0; box-shadow: none; }
.tabs-dark .tab { height: 40px; padding: 0 22px; border-radius: 999px; font-size: 15px; color: #333; }
.tabs-dark .tab:hover { color: #000; }
.tabs-dark .tab.active,
.tabs-dark .tab.active:hover { color: #fff; font-weight: 500; }
.tabs-dark .tab-ind { top: 0; height: 40px; border-radius: 999px; background: #000; box-shadow: 0 8px 18px rgba(0, 0, 0, .18); }
.tabs-dark:not(.ready) .tab.active { background: #000; }

.tab-panel:not([hidden]) { animation: panelIn .6s var(--ease) both; }

/* ================= 播控能力 ================= */
.sec-cap {
  background:
    radial-gradient(40% 40% at 0% 45%, rgba(186, 214, 255, .35) 0%, rgba(186, 214, 255, 0) 70%),
    radial-gradient(40% 40% at 100% 70%, rgba(196, 226, 255, .45) 0%, rgba(196, 226, 255, 0) 70%),
    linear-gradient(180deg, #f7faff 0%, #eef5ff 100%);
}
.sec-cap .tab-panels { min-height: 290px; }
.feat-grid { display: flex; flex-wrap: wrap; justify-content: center; row-gap: 44px; margin-top: 56px; }
.feat { position: relative; width: 25%; padding: 0 22px; text-align: center; }
.feat::after {
  content: "";
  position: absolute;
  right: 0;
  top: 8%;
  width: 1px;
  height: 84%;
  background: linear-gradient(180deg, rgba(200, 216, 240, 0), #d2dff3 50%, rgba(200, 216, 240, 0));
}
.feat:nth-child(4n)::after,
.feat:last-child::after { display: none; }
.tab-panel:not([hidden]) .feat { animation: panelIn .6s var(--ease) both; animation-delay: calc(var(--i, 0) * 55ms); }
.feat .ico { width: 34px; height: 34px; margin: 0 auto; color: var(--blue); stroke-width: 1.5; transition: transform .35s var(--ease); }
.feat:hover .ico { transform: translateY(-5px); }
.feat h4 { margin: 14px 0 6px; font-size: 17px; font-weight: 600; color: #000; }
.feat p { font-size: 14px; color: var(--text-3); }

.term-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin: 64px 0 22px;
  font-size: 14px;
  color: var(--text-3);
}
.term-title::before,
.term-title::after { content: ""; width: 160px; height: 1px; background: linear-gradient(90deg, rgba(207, 220, 240, 0), #cfdcf0); }
.term-title::after { transform: scaleX(-1); }
.term-list { display: flex; flex-wrap: wrap; justify-content: center; gap: 18px; }
.term {
  position: relative;
  width: 50px;
  height: 50px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #1d2433;
  background: #fff;
  box-shadow: 0 4px 14px rgba(40, 90, 180, .1);
  cursor: default;
  outline: none;
  transition: transform .3s var(--ease), color .3s, box-shadow .3s;
}
.term .ico { width: 22px; height: 22px; }
.term::after {
  content: attr(data-name);
  position: absolute;
  left: 50%;
  bottom: calc(100% + 10px);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 12px;
  color: #fff;
  white-space: nowrap;
  background: #1d2433;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 6px);
  transition: opacity .25s, transform .25s;
}
.term:hover,
.term:focus-visible { transform: translateY(-4px); color: var(--blue); box-shadow: 0 10px 24px rgba(0, 85, 255, .18); }
.term:hover::after,
.term:focus-visible::after { opacity: 1; transform: translate(-50%, 0); }
.cap-actions { display: flex; justify-content: center; gap: 16px; margin-top: 48px; }

/* ================= 内容服务 ================= */
.sec-content { background: linear-gradient(180deg, #eef5ff 0%, #f3fbff 100%); }
.cs-wrap {
  position: relative;
  margin-top: 76px;
  padding: 62px 40px 40px;
  border-radius: 22px;
  background: linear-gradient(305deg, #fff 0%, #d9efff 100%);
  border: 1px solid #fff;
  box-shadow: 0 20px 50px rgba(40, 100, 220, .08);
}
.cs-wrap > .tabs { position: absolute; top: 0; left: 50%; transform: translate(-50%, -50%); }
.cs-panel { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 52px; align-items: center; }

.cs-stage {
  position: relative;
  height: 400px;
  overflow: hidden;
  border-radius: 16px;
  background:
    radial-gradient(60% 70% at 18% 8%, rgba(255, 255, 255, .38) 0%, rgba(255, 255, 255, 0) 60%),
    linear-gradient(135deg, #7eaaf8 0%, #4a7ff3 50%, #2d62f0 100%);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .3);
}
.cs-stage::before {
  content: "";
  position: absolute;
  right: -70px;
  top: -90px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  border: 40px solid rgba(255, 255, 255, .1);
}
.cs-window {
  position: absolute;
  left: 28px;
  bottom: 0;
  width: calc(100% - 140px);
  height: 334px;
  overflow: hidden;
  border-radius: 12px 12px 0 0;
  background: #fff;
  box-shadow: 0 -8px 40px rgba(0, 30, 120, .2);
}
.win-bar {
  position: relative;
  height: 32px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 12px;
  border-bottom: 1px solid #eef2f8;
}
.win-bar i { width: 9px; height: 9px; border-radius: 50%; background: #ff5f57; }
.win-bar i:nth-child(2) { background: #febc2e; }
.win-bar i:nth-child(3) { background: #28c840; }
.win-bar span { position: absolute; left: 0; right: 0; text-align: center; font-size: 12px; color: #8a91a3; pointer-events: none; }
.hero-copy{
  margin-top: -50px;
}
.cs-device {
  position: absolute;
  z-index: 2;
  right: 22px;
  bottom: 0;
  width: 150px;
  height: 292px;
  padding: 8px 8px 0;
  border-radius: 22px 22px 0 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, .78) 0%, rgba(255, 255, 255, .45) 100%);
  border: 1px solid rgba(255, 255, 255, .9);
  border-bottom: 0;
  box-shadow: 0 20px 44px rgba(0, 30, 120, .28);
}
.d-screen {
  position: relative;
  height: 100%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  border-radius: 15px 15px 0 0;
  color: #fff;
}
.d-screen small { font-size: 9px; letter-spacing: 3px; opacity: .85; }
.d-screen b { margin: 8px 0 12px; font-size: 30px; line-height: 1.25; letter-spacing: 4px; }
.d-screen span { font-size: 11px; line-height: 1.6; opacity: .9; }
.poster-welcome {
  background:
    radial-gradient(circle at 72% 18%, rgba(255, 255, 255, .35) 0 17%, transparent 18%),
    radial-gradient(circle at 20% 88%, rgba(255, 255, 255, .15) 0 22%, transparent 23%),
    linear-gradient(180deg, #4d8dff 0%, #1a4fd6 100%);
}
.poster-red {
  color: #ffe7a8;
  background:
    radial-gradient(circle at 50% 22%, rgba(255, 215, 120, .55) 0 13%, transparent 14%),
    repeating-linear-gradient(45deg, rgba(255, 215, 120, .06) 0 8px, transparent 8px 16px),
    linear-gradient(180deg, #e8392f 0%, #b3131d 100%);
}
.poster-open {
  background:
    radial-gradient(circle at 78% 16%, rgba(255, 255, 255, .3) 0 15%, transparent 16%),
    radial-gradient(circle at 12% 80%, rgba(255, 255, 255, .14) 0 24%, transparent 25%),
    linear-gradient(160deg, #2f7bff 0%, #6a4cff 100%);
}

/* 素材库 */
.lib { display: flex; height: calc(100% - 32px); }
.lib-side { width: 82px; flex-shrink: 0; display: flex; flex-direction: column; gap: 4px; padding: 12px 8px; border-right: 1px solid #eef2f8; }
.lib-side span { padding: 6px 10px; border-radius: 6px; font-size: 12px; color: #56607a; }
.lib-side span.on { color: var(--blue); font-weight: 600; background: #eaf1ff; }
.lib-main { flex: 1; min-width: 0; padding: 12px; }
.lib-search { display: flex; align-items: center; gap: 6px; height: 30px; padding: 0 10px; border-radius: 8px; font-size: 12px; color: #9aa3b5; background: #f3f6fb; }
.lib-search .ico { width: 14px; height: 14px; }
.lib-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 12px; }
.tpl {
  position: relative;
  height: 106px;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  padding: 8px;
  border-radius: 8px;
}
.tpl::before,
.tpl::after { content: ""; position: absolute; pointer-events: none; }
.tpl em { position: relative; font-style: normal; font-size: 12px; font-weight: 700; letter-spacing: 1px; color: #fff; text-shadow: 0 1px 4px rgba(0, 0, 0, .2); }
.tp1 { background: linear-gradient(160deg, #ffcf6b 0%, #ff8a3d 100%); }
.tp1::before { right: 12px; top: 12px; width: 38px; height: 38px; border-radius: 50%; background: #fff4d0; box-shadow: 0 0 18px rgba(255, 244, 208, .9); }
.tp2 { background: linear-gradient(160deg, #5b9bff 0%, #2556e8 100%); }
.tp2::before { left: 10px; right: 26px; top: 16px; height: 5px; border-radius: 3px; background: rgba(255, 255, 255, .6); box-shadow: 0 11px 0 rgba(255, 255, 255, .4), 0 22px 0 rgba(255, 255, 255, .3); }
.tp3 { background: linear-gradient(160deg, #ff6b9a 0%, #7b5cff 100%); }
.tp3::before { right: -10px; top: -10px; width: 60px; height: 60px; border-radius: 16px; background: rgba(255, 255, 255, .2); transform: rotate(20deg); }
.tp4 { background: linear-gradient(160deg, #4d8dff 0%, #1a4fd6 100%); }
.tp4::before { right: 10px; top: 10px; width: 44px; height: 44px; border-radius: 50%; background: radial-gradient(circle, rgba(255, 255, 255, .5), rgba(255, 255, 255, 0) 70%); }
.tp5 { background: linear-gradient(160deg, #34d399 0%, #0ea5a4 100%); }
.tp5::before { right: 12px; top: 12px; width: 30px; height: 30px; background: rgba(255, 255, 255, .85); clip-path: polygon(50% 0, 100% 100%, 0 100%); }
.tp6 { background: linear-gradient(160deg, #7dd3fc 0%, #3b82f6 100%); }
.tp6::before { right: 14px; top: 12px; width: 30px; height: 30px; border-radius: 50%; background: #ffd66b; box-shadow: 0 0 0 6px rgba(255, 214, 107, .25); }
.tp6::after { right: 28px; top: 34px; width: 34px; height: 14px; border-radius: 8px; background: #fff; }
.tpl.picked { box-shadow: 0 0 0 2px #fff, 0 0 0 4px var(--blue); animation: picked 2.4s ease-in-out infinite; }
@keyframes picked { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.04); } }
.tpl-check { position: absolute; right: 6px; top: 6px; width: 18px; height: 18px; display: grid; place-items: center; border-radius: 50%; color: #fff; background: var(--blue); }
.tpl-check .ico { width: 11px; height: 11px; stroke-width: 3; }

/* AI 海报 */
.ai-ui { height: calc(100% - 32px); display: flex; flex-direction: column; gap: 12px; padding: 14px; }
.ai-prompt { padding: 12px; border-radius: 10px; background: linear-gradient(135deg, #f5f3ff 0%, #eef4ff 100%); border: 1px solid #e3e8ff; }
.ai-input { display: flex; align-items: flex-start; gap: 8px; min-height: 42px; font-size: 13px; line-height: 1.6; color: #1d2a4a; }
.ai-input .ico { width: 18px; height: 18px; margin-top: 1px; color: #7b5cff; }
.type-caret { display: inline-block; width: 1.5px; height: 15px; margin-left: 2px; vertical-align: -2px; background: var(--blue); animation: blink 1s steps(1) infinite; }
.ai-opts { display: flex; align-items: center; gap: 6px; margin-top: 10px; }
.ai-opts span { padding: 3px 8px; border-radius: 5px; font-size: 11px; color: #56607a; background: #fff; border: 1px solid #e6eaf3; }
.ai-opts span.on { color: var(--blue); background: #f0f5ff; border-color: #bcd2ff; }
.ai-gen {
  margin-left: auto;
  height: 28px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0 12px;
  border-radius: 7px;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  background: var(--grad-ai);
  box-shadow: 0 4px 10px rgba(90, 90, 255, .3);
}
.ai-gen .ico { width: 12px; height: 12px; }
.ai-ui.generating .ai-gen { animation: signal .8s ease-in-out infinite; }
.ai-results { flex: 1; display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.ai-res { position: relative; overflow: hidden; border-radius: 8px; background: #eef2f8; transition: box-shadow .3s; }
.ai-res::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(100deg, transparent 20%, rgba(255, 255, 255, .85) 50%, transparent 80%);
  background-size: 200% 100%;
  opacity: 0;
  transition: opacity .3s;
}
.ai-ui.generating .ai-res::before { opacity: 1; animation: shimmer 1.2s linear infinite; }
.ai-ui.done .ai-res:first-child { box-shadow: 0 0 0 2px #fff, 0 0 0 4px var(--blue); }
.poster {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
  transition: opacity .5s var(--ease), transform .5s var(--ease);
}
.ai-ui:not(.done) .poster { opacity: 0; transform: scale(.92); }
.ai-res:nth-child(2) .poster { transition-delay: .1s; }
.ai-res:nth-child(3) .poster { transition-delay: .2s; }
.ai-res:nth-child(4) .poster { transition-delay: .3s; }
.poster small { font-size: 7px; letter-spacing: 1.5px; opacity: .85; }
.poster b { margin-top: 4px; font-size: 15px; letter-spacing: 1px; }
.pr1 { color: #ffe7a8; background: radial-gradient(circle at 50% 26%, rgba(255, 220, 130, .6) 0 15%, transparent 16%), linear-gradient(180deg, #e8392f 0%, #b3131d 100%); }
.pr2 { background: radial-gradient(circle at 50% 76%, rgba(255, 255, 255, .3) 0 22%, transparent 23%), linear-gradient(180deg, #ffcf6b 0%, #f08a24 100%); }
.pr3 { background: linear-gradient(180deg, #ff5a5a 0%, #ff9a3d 100%); }
.pr4 { color: #ffd88a; background: repeating-linear-gradient(-45deg, rgba(255, 216, 138, .08) 0 6px, transparent 6px 12px), linear-gradient(180deg, #c81d25 0%, #7a0c12 100%); }

/* 人工定制 */
.cu { height: calc(100% - 32px); display: flex; flex-direction: column; gap: 14px; padding: 16px; }
.cu-steps { position: relative; display: flex; justify-content: space-between; padding: 2px 4px 0; }
.cu-steps::before,
.cu-steps::after { content: ""; position: absolute; left: 36px; top: 15px; height: 2px; }
.cu-steps::before { right: 36px; background: #e3eaf5; }
.cu-steps::after { width: calc((100% - 72px) * .667); background: var(--grad-btn); }
.cu-step { position: relative; z-index: 1; width: 64px; display: flex; flex-direction: column; align-items: center; gap: 6px; text-align: center; font-size: 11px; color: #8a91a3; }
.cu-step i {
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font: 700 12px/1 var(--font-num);
  font-style: normal;
  color: #9aa3b5;
  background: #fff;
  border: 2px solid #dfe7f3;
}
.cu-step.done i { color: #fff; background: var(--blue); border-color: var(--blue); }
.cu-step.done i .ico { width: 13px; height: 13px; stroke-width: 3; }
.cu-step.done span { color: #1d2a4a; }
.cu-step.cur i { color: var(--blue); border-color: var(--blue); animation: curPulse 1.8s ease-in-out infinite; }
.cu-step.cur span { color: var(--blue); font-weight: 600; }
@keyframes curPulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(0, 85, 255, .25); } 50% { box-shadow: 0 0 0 6px rgba(0, 85, 255, .08); } }
.cu-chat { flex: 1; display: flex; flex-direction: column; gap: 10px; overflow: hidden; padding: 12px; border-radius: 10px; background: #f5f8fc; }
.msg { display: flex; align-items: flex-start; gap: 8px; }
.tab-panel:not([hidden]) .msg { animation: panelIn .5s var(--ease) both; }
.tab-panel:not([hidden]) .msg + .msg { animation-delay: .45s; }
.msg p { max-width: 250px; padding: 8px 10px; border-radius: 10px; font-size: 12px; line-height: 1.6; color: #1d2a4a; background: #fff; box-shadow: 0 2px 6px rgba(30, 60, 140, .06); }
.msg.me { justify-content: flex-end; }
.msg.me p { color: #fff; background: var(--blue); border-top-right-radius: 3px; }
.msg-body p { border-top-left-radius: 3px; }
.avatar { width: 26px; height: 26px; flex-shrink: 0; display: grid; place-items: center; border-radius: 50%; font-size: 12px; font-weight: 700; color: #fff; background: linear-gradient(135deg, #ff9a5a 0%, #ff5a7a 100%); }
.file { width: 214px; display: flex; align-items: center; gap: 8px; margin-top: 6px; padding: 8px; border-radius: 8px; background: #fff; box-shadow: 0 2px 6px rgba(30, 60, 140, .06); }
.file-thumb { width: 44px; height: 28px; flex-shrink: 0; border-radius: 4px; background: linear-gradient(135deg, #2f7bff 0%, #6a4cff 100%); }
.file b { display: block; font-size: 11px; color: #1d2a4a; }
.file small { font-size: 10px; color: #9aa3b5; }

/* 右侧说明 */
.cs-title { margin-bottom: 14px; font-size: 26px; color: #000; }
.cs-desc { font-size: 16px; line-height: 1.9; color: #3a4460; }
.cs-label { margin: 24px 0 10px; font-size: 14px; color: var(--text-3); }
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  height: 32px;
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--dark);
  background: #eef4f9;
  border: 1px solid rgba(40, 41, 46, .04);
  transition: color .25s, background .25s, border-color .25s, box-shadow .25s;
}
.chip.on,
.chip:hover {
  color: #0d3eff;
  background: linear-gradient(180deg, rgba(29, 109, 254, 0) 0%, rgba(29, 109, 254, .1) 100%);
  border-color: #1d69fe;
  box-shadow: 0 2px 8px rgba(53, 146, 255, .2);
}
.cs-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }

/* ================= 应用场景 ================= */
.sec-scenes {
  background:
    radial-gradient(36% 36% at 88% 48%, rgba(186, 214, 255, .3) 0%, rgba(186, 214, 255, 0) 70%),
    linear-gradient(180deg, #f3f8ff 0%, #fff 70%);
}
.sec-scenes .tab-panels { margin-top: 48px; }
.scene { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); gap: 56px; align-items: center; }
.scene-copy h3 { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; font-size: 30px; color: #000; }
.badge {
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(90deg, #2f7bff 0%, #1a55f5 100%);
  box-shadow: 0 4px 10px rgba(26, 85, 245, .25);
}
.scene-desc { font-size: 16px; line-height: 1.9; color: var(--text-2); }
.scene-points { margin-top: 18px; }
.scene-points li { position: relative; margin: 10px 0; padding-left: 20px; font-size: 15px; color: var(--text-2); }
.scene-points li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .65em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #9cb4e0;
  box-shadow: 0 0 0 3px #eaf0fa;
}
.scene-terms { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin: 26px 0 34px; }
.st-label { font-size: 13px; color: var(--text-3); margin-right: 2px; }
.scene-terms span:not(.st-label) {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 13px;
  color: #45506a;
  background: #f3f7fd;
  border: 1px solid #e6eef9;
}
.scene-terms .ico { width: 16px; height: 16px; color: var(--blue); }
.scene-actions { display: flex; flex-wrap: wrap; gap: 14px; }

.scene-visual { position: relative; width: 100%; max-width: 580px; height: 420px; margin-left: auto; }
.sv-blob {
  position: absolute;
  left: 8%;
  top: 6%;
  width: 84%;
  height: 88%;
  border-radius: 50%;
  background: radial-gradient(closest-side, rgba(120, 170, 255, .3), rgba(120, 170, 255, 0));
}
.sv-chip {
  position: absolute;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 40px;
  padding: 0 16px 0 12px;
  white-space: nowrap;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 600;
  color: #1d2a4a;
  background: rgba(255, 255, 255, .92);
  border: 1px solid #fff;
  box-shadow: 0 12px 30px rgba(30, 80, 200, .16);
  animation: floatY 3s ease-in-out infinite alternate;
}
.sv-chip .ico { width: 18px; height: 18px; color: var(--blue); }
.sv-chip .ok { width: 20px; height: 20px; display: grid; place-items: center; border-radius: 50%; background: #22c55e; }
.sv-chip .ok .ico { width: 12px; height: 12px; color: #fff; stroke-width: 3; }
.dot-red { width: 8px; height: 8px; border-radius: 50%; background: #ff4d4f; animation: livePulse 1.6s infinite; }

/* 楼宇水牌 */
.kd {
  position: absolute;
  padding: 9px;
  border-radius: 22px;
  background: linear-gradient(160deg, #f4f8ff 0%, #d6e4ff 100%);
  border: 1px solid #fff;
  box-shadow: 0 30px 60px -20px rgba(30, 80, 200, .45), inset 0 0 0 1px rgba(255, 255, 255, .7);
}
.kd-screen { position: relative; height: 100%; overflow: hidden; border-radius: 14px; }
.kd-main { left: 14%; top: 0; width: 216px; height: 392px; }
.kd-main::after {
  content: "";
  position: absolute;
  left: 32%;
  right: 32%;
  bottom: -18px;
  height: 18px;
  border-radius: 0 0 8px 8px;
  background: linear-gradient(180deg, #cfdcf5 0%, #b3c5ea 100%);
}
.kd-main .kd-screen { padding: 18px 14px 14px; color: #fff; background: linear-gradient(180deg, #0c2d85 0%, #1a4fd2 100%); }
.kd-head b { display: block; font-size: 17px; letter-spacing: 2px; }
.kd-head span { font-size: 10px; letter-spacing: 1px; opacity: .7; }
.kd-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 12px 0 10px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(255, 255, 255, .1);
}
.kd-meta strong { font: 700 26px/1 var(--font-num); }
.kd-meta span { font-size: 10px; line-height: 1.5; text-align: right; opacity: .85; }
.kd-list { position: relative; }
.kd-list::before {
  content: "";
  position: absolute;
  left: -6px;
  right: -6px;
  top: 0;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(90deg, rgba(90, 160, 255, .5) 0%, rgba(90, 160, 255, .12) 100%);
  box-shadow: inset 0 0 0 1px rgba(160, 200, 255, .35);
  animation: kdHL 9s infinite;
}
.kd-list li {
  position: relative;
  height: 32px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.kd-list em {
  min-width: 32px;
  height: 20px;
  display: grid;
  place-items: center;
  border-radius: 5px;
  font: 700 11px/1 var(--font-num);
  font-style: normal;
  background: rgba(255, 255, 255, .14);
}
@keyframes kdHL {
  0%, 13% { transform: translateY(0); }
  16.6%, 30% { transform: translateY(32px); }
  33.3%, 46% { transform: translateY(64px); }
  50%, 63% { transform: translateY(96px); }
  66.6%, 80% { transform: translateY(128px); }
  83.3%, 96% { transform: translateY(160px); }
  100% { transform: translateY(0); }
}
.kd-foot {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 14px;
  height: 26px;
  display: flex;
  align-items: center;
  overflow: hidden;
  border-radius: 8px;
  font-size: 11px;
  background: rgba(255, 255, 255, .12);
}
.kd-foot span { white-space: nowrap; padding-left: 100%; animation: ticker 12s linear infinite; }
.kd-sub { right: 6%; top: 56px; width: 168px; height: 300px; animation: floatY 3.4s ease-in-out infinite alternate; }
.kd-sub .kd-screen { padding: 18px 14px; color: #1d2a4a; background: linear-gradient(180deg, #fff 0%, #eef4ff 100%); }
.n-tag { display: inline-block; padding: 2px 8px; border-radius: 4px; font-size: 10px; font-weight: 600; color: #fff; background: linear-gradient(90deg, #2f7bff 0%, #1a55f5 100%); }
.notice b { display: block; margin: 12px 0 8px; font-size: 17px; }
.notice p { font-size: 12px; line-height: 1.8; color: #56607a; }
.n-foot {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
  padding: 8px 10px;
  border-radius: 10px;
  font-size: 10px;
  line-height: 1.5;
  color: #8a91a3;
  background: #fff;
  box-shadow: 0 4px 12px rgba(30, 80, 200, .08);
}
.n-foot .qr-svg { width: 40px; height: 40px; flex-shrink: 0; }
.notice small { position: absolute; left: 14px; bottom: 14px; font-size: 10px; color: #8a91a3; }
.sv-chip-a { left: 0; bottom: 36px; }
.sv-chip-b { right: 0; top: 4px; animation-delay: -1.5s; }

/* 室内信息屏 */
.tv {
  position: absolute;
  left: 50%;
  top: 36px;
  width: 500px;
  margin-left: -250px;
  padding: 10px;
  border-radius: 18px;
  background: linear-gradient(180deg, #1b2233 0%, #0b0f1a 100%);
  box-shadow: 0 40px 70px -24px rgba(10, 30, 90, .55), inset 0 0 0 1px rgba(255, 255, 255, .08);
}
.tv-screen {
  display: grid;
  grid-template-columns: 1fr 150px;
  grid-template-rows: 250px 30px;
  overflow: hidden;
  border-radius: 10px;
  background: #0e1a38;
}
.tv-main { position: relative; isolation: isolate; overflow: hidden; background: #1b2350; }
.tv-main::before { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 42%; background: linear-gradient(180deg, rgba(6, 12, 32, 0) 0%, rgba(6, 12, 32, .72) 100%); }
.tv-video { position: absolute; inset: 0; z-index: -1; width: 100%; height: 100%; object-fit: cover; animation: tvPan 16s ease-in-out infinite alternate; }
@keyframes tvPan { from { transform: scale(1.02); } to { transform: scale(1.1) translate(-2%, -1%); } }
.tv-cap { position: absolute; left: 14px; right: 14px; bottom: 12px; display: flex; align-items: center; gap: 10px; font-size: 12px; color: #fff; }
.tv-cap i { flex: 1; height: 3px; overflow: hidden; border-radius: 2px; background: rgba(255, 255, 255, .3); }
.tv-cap b { display: block; height: 100%; width: 0; background: #fff; animation: prog 6s linear infinite; }
.tv-side { display: flex; flex-direction: column; gap: 10px; padding: 14px 12px; color: #fff; background: linear-gradient(180deg, #132452 0%, #0e1a38 100%); }
.tv-clock strong { display: block; font: 700 30px/1 var(--font-num); }
.tv-clock span { font-size: 11px; opacity: .7; }
.tv-weather { display: flex; align-items: center; gap: 8px; padding: 8px 10px; border-radius: 8px; font-size: 13px; background: rgba(255, 255, 255, .08); }
.tv-weather .ico { width: 22px; height: 22px; color: #ffc53d; }
.tv-notice { padding: 10px; border-radius: 8px; font-size: 11px; background: rgba(47, 123, 255, .25); border: 1px solid rgba(120, 170, 255, .3); }
.tv-notice b { display: block; margin-bottom: 4px; font-size: 12px; }
.tv-notice p { line-height: 1.6; opacity: .85; }
.tv-ticker { grid-column: 1 / -1; display: flex; align-items: center; overflow: hidden; font-size: 12px; color: #fff; background: linear-gradient(90deg, #1a55f5 0%, #2f7bff 100%); }
.tv-ticker span { white-space: nowrap; padding-left: 100%; animation: ticker 16s linear infinite; }
.tv-stand { position: absolute; left: 50%; top: 336px; width: 130px; height: 46px; margin-left: -65px; }
.tv-stand::before { content: ""; position: absolute; left: 50%; top: 0; width: 16px; height: 36px; margin-left: -8px; background: linear-gradient(90deg, #aebbd6, #d6deef, #aebbd6); }
.tv-stand::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 10px; border-radius: 6px; background: linear-gradient(180deg, #cdd7ea, #a9b8d6); box-shadow: 0 10px 20px rgba(30, 60, 140, .2); }
.sv-chip-c { right: -8px; top: 0; }
.sv-chip-d { left: -8px; bottom: 44px; animation-delay: -1.4s; }

/* 户外大屏 */
.sv-outdoor .city {
  position: absolute;
  inset: 0 40px 0 0;
  overflow: hidden;
  border-radius: 22px;
  background:
    radial-gradient(7% 2.6% at 11% 13%, rgba(255, 255, 255, .85), rgba(255, 255, 255, 0)),
    radial-gradient(5% 3% at 14.5% 11.6%, rgba(255, 255, 255, .8), rgba(255, 255, 255, 0)),
    radial-gradient(6% 2.2% at 18% 13.2%, rgba(255, 255, 255, .7), rgba(255, 255, 255, 0)),
    radial-gradient(6% 2% at 58% 7%, rgba(255, 255, 255, .7), rgba(255, 255, 255, 0)),
    radial-gradient(4% 2.4% at 61% 5.8%, rgba(255, 255, 255, .65), rgba(255, 255, 255, 0)),
    linear-gradient(180deg, #78adff 0%, #a6ccff 38%, #d3e6ff 68%, #ecf4ff 100%);
  box-shadow: 0 30px 60px -24px rgba(30, 80, 200, .45);
}
.sky-sun { position: absolute; right: -3%; top: 1%; width: 124px; height: 124px; border-radius: 50%; background: radial-gradient(circle, #fff 0 11%, rgba(255, 251, 238, .85) 19%, rgba(255, 255, 255, .32) 40%, rgba(255, 255, 255, 0) 70%); }
.city-far { position: absolute; left: 0; bottom: 0; width: 100%; height: 72%; }
.bld {
  position: absolute;
  bottom: 12px;
  --shade: linear-gradient(90deg, rgba(16, 44, 120, .2) 0 14%, transparent 14% calc(100% - 2px), rgba(255, 255, 255, .55) calc(100% - 2px));
  background: var(--shade), var(--face), linear-gradient(180deg, var(--c-top), var(--c-bot));
}
.bld::before, .bld::after { content: ""; position: absolute; }
.b1 {
  left: 6%;
  width: 13%;
  height: 54%;
  --c-top: #accaf6;
  --c-bot: #82a5e4;
  --face:
    linear-gradient(120deg, transparent 30%, rgba(255, 255, 255, .26) 42%, transparent 54%),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, .3) 0 1px, transparent 1px 8px),
    repeating-linear-gradient(180deg, rgba(20, 55, 140, .14) 0 1px, transparent 1px 7px);
}
.b1::before { left: 18%; right: 18%; bottom: 100%; height: 12px; background: inherit; }
.b1::after { left: 50%; bottom: calc(100% + 12px); width: 2px; height: 22px; margin-left: -1px; background: linear-gradient(#ff5a5f 0 3px, #8aa7de 3px); }
.b2 {
  left: 14%;
  width: 15%;
  height: 40%;
  --c-top: #e2ecfc;
  --c-bot: #cfddf5;
  --face:
    repeating-linear-gradient(180deg, #dce7fa 0 3px, transparent 3px 10px),
    repeating-linear-gradient(90deg, transparent 0 4px, #93b2ea 4px 9px);
}
.b2::before { left: 56%; width: 28%; bottom: 100%; height: 8px; background: #c3d4f2; }
/* 楼顶需与大屏支架底部对齐：.bb 的 top(15%) + 屏高 172px + 支架 26px */
.b3 {
  left: 26%;
  width: 46%;
  top: 261px;
  --c-top: #f1f6fe;
  --c-bot: #dfe8f8;
  --shade: linear-gradient(90deg, rgba(16, 44, 120, .12) 0 8%, transparent 8% calc(100% - 2px), rgba(255, 255, 255, .7) calc(100% - 2px));
  --face:
    linear-gradient(180deg, #5b7ec6, #4769b3) 0 100% / 100% 20px no-repeat,
    linear-gradient(#f8fbff, #f8fbff) 0 calc(100% - 20px) / 100% 3px no-repeat,
    linear-gradient(120deg, transparent 30%, rgba(255, 255, 255, .3) 44%, transparent 58%) 0 16px / 100% calc(100% - 39px) no-repeat,
    repeating-linear-gradient(180deg, rgba(255, 255, 255, .55) 0 2px, transparent 2px 27px) 0 16px / 100% calc(100% - 39px) no-repeat,
    repeating-linear-gradient(90deg, rgba(255, 255, 255, .45) 0 1px, transparent 1px 12px) 0 16px / 100% calc(100% - 39px) no-repeat,
    linear-gradient(180deg, #a6c3f3, #85a6e3) 0 16px / 100% calc(100% - 39px) no-repeat;
}
.b3::before { left: -1%; right: -1%; top: -4px; height: 4px; border-radius: 2px 2px 0 0; background: #f7faff; }
.b4 {
  left: 74%;
  width: 15%;
  height: 68%;
  --c-top: #9fc0f4;
  --c-bot: #6a8fd8;
  --face:
    linear-gradient(115deg, transparent 38%, rgba(255, 255, 255, .24) 47%, transparent 56%),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, .32) 0 1px, transparent 1px 6px),
    repeating-linear-gradient(180deg, rgba(20, 55, 140, .12) 0 1px, transparent 1px 7px);
}
.b4::before { left: 14%; right: 14%; bottom: 100%; height: 14px; background: inherit; }
.b4::after { left: 50%; bottom: calc(100% + 14px); width: 2px; height: 28px; margin-left: -1px; background: linear-gradient(#ff5a5f 0 3px, #7f9dd6 3px); }
.b5 {
  left: 88%;
  width: 13%;
  height: 50%;
  --c-top: #d3e1f8;
  --c-bot: #c1d3f1;
  --face: repeating-linear-gradient(180deg, transparent 0 4px, #8fafe8 4px 10px);
}
.city-ground { position: absolute; left: 0; right: 0; bottom: 0; height: 12px; background: linear-gradient(180deg, #f6f9ff 0 2px, #dbe6f7 2px, #cfdcf2); }
.city-ground::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: 10px;
  width: 64%;
  height: 26px;
  background:
    radial-gradient(circle at 5% 36%, #9ccfc2 0 8px, transparent 8.5px),
    radial-gradient(circle at 10.5% 50%, #86bfb2 0 6px, transparent 6.5px),
    radial-gradient(circle at 47% 36%, #9ccfc2 0 8px, transparent 8.5px),
    radial-gradient(circle at 52.5% 50%, #86bfb2 0 6px, transparent 6.5px),
    radial-gradient(circle at 81% 36%, #9ccfc2 0 8px, transparent 8.5px),
    radial-gradient(circle at 86.5% 50%, #86bfb2 0 6px, transparent 6.5px),
    linear-gradient(#8aa1c8, #8aa1c8) 5% 100% / 2px 12px no-repeat,
    linear-gradient(#8aa1c8, #8aa1c8) 10.5% 100% / 2px 9px no-repeat,
    linear-gradient(#8aa1c8, #8aa1c8) 47% 100% / 2px 12px no-repeat,
    linear-gradient(#8aa1c8, #8aa1c8) 52.5% 100% / 2px 9px no-repeat,
    linear-gradient(#8aa1c8, #8aa1c8) 81% 100% / 2px 12px no-repeat,
    linear-gradient(#8aa1c8, #8aa1c8) 86.5% 100% / 2px 9px no-repeat;
}
.bb { position: absolute; left: 22%; top: 15%; width: 54%; }
.bb-screen {
  position: relative;
  height: 172px;
  padding: 6px;
  border-radius: 6px;
  background: linear-gradient(180deg, #1d2740, #111827);
  box-shadow: 0 18px 32px -14px rgba(10, 30, 90, .55), 0 0 40px rgba(255, 150, 60, .22), inset 0 0 0 1px rgba(255, 255, 255, .06);
}
.bb-ad {
  position: relative;
  isolation: isolate;
  height: 100%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 22px;
  border-radius: 4px;
  color: #fff;
  background: radial-gradient(120% 90% at 0% 100%, rgba(255, 140, 40, .32) 0%, rgba(255, 140, 40, 0) 60%), #150c06;
}
.bb-ad img {
  position: absolute;
  top: 0;
  right: 0;
  z-index: -1;
  width: 64%;
  height: 100%;
  object-fit: cover;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 38%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 38%);
}
.bb-ad::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: -60%;
  width: 40%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .25), transparent);
  animation: shine 3.5s ease-in-out infinite;
}
.bb-ad small { position: relative; font-size: 10px; letter-spacing: 3px; color: #ffb35c; }
.bb-ad b { position: relative; margin: 4px 0 6px; font-size: 32px; letter-spacing: 4px; line-height: 1.2; }
.bb-ad span { position: relative; font-size: 12px; opacity: .92; }
.bb-leg { position: absolute; top: 172px; width: 6px; height: 26px; background: linear-gradient(90deg, #4f6391, #8ea2c9 55%, #56699a); }
.bb-leg.l { left: 25%; }
.bb-leg.r { right: 25%; }
.bb::after {
  content: "";
  position: absolute;
  top: 172px;
  left: calc(25% + 6px);
  right: calc(25% + 6px);
  height: 26px;
  border-top: 2px solid #6c80ab;
  border-bottom: 2px solid #6c80ab;
  background:
    linear-gradient(to top right, transparent calc(50% - 1px), #7d91bb calc(50% - 1px) calc(50% + 1px), transparent calc(50% + 1px)) 0 0 / 20% 100%,
    linear-gradient(to top left, transparent calc(50% - 1px), #7d91bb calc(50% - 1px) calc(50% + 1px), transparent calc(50% + 1px)) 0 0 / 20% 100%;
}
.rc {
  position: absolute;
  z-index: 2;
  right: 0;
  bottom: 22px;
  width: 224px;
  padding: 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, .94);
  border: 1px solid #fff;
  box-shadow: 0 20px 40px rgba(20, 60, 160, .22);
  animation: floatY 3.6s ease-in-out infinite alternate;
}
.rc-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.rc-head b { font-size: 14px; color: var(--ink); }
.rc-head span { display: flex; align-items: center; gap: 5px; font-size: 12px; color: #1f9d55; }
.rc-head i { width: 6px; height: 6px; border-radius: 50%; background: #22c55e; box-shadow: 0 0 6px #22c55e; }
.rc-row { display: flex; justify-content: space-between; padding: 7px 0; font-size: 12px; color: #45506a; border-bottom: 1px dashed #e3eaf5; }
.rc-row em { font-style: normal; color: var(--blue); }
.rc-slider { display: flex; align-items: center; gap: 8px; margin: 12px 0; font-size: 12px; color: #45506a; }
.rc-slider i { flex: 1; height: 4px; overflow: hidden; border-radius: 2px; background: #e3eaf5; }
.rc-slider b { display: block; width: 80%; height: 100%; background: var(--grad-btn); }
.rc-slider em { font-style: normal; font-family: var(--font-num); font-weight: 700; color: var(--ink); }
.rc-btn {
  position: relative;
  overflow: hidden;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(180deg, #2f7bff 0%, #0a4dff 100%);
  box-shadow: 0 6px 14px rgba(0, 85, 255, .3);
}
.rc-btn .ico { width: 15px; height: 15px; }
.rc-btn::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: -60%;
  width: 40%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .5), transparent);
  animation: shine 2.6s ease-in-out infinite;
}

/* 商业门店 */
.menu-rail { position: absolute; left: 6%; right: 6%; top: 16px; height: 8px; border-radius: 4px; background: linear-gradient(180deg, #cdd9ef 0%, #aebfe0 100%); }
.menu-boards { position: absolute; left: 8%; right: 8%; top: 24px; display: flex; gap: 14px; }
.mb { position: relative; flex: 1; margin-top: 26px; padding: 6px; border-radius: 10px; background: #141b2d; box-shadow: 0 20px 36px -14px rgba(10, 30, 90, .5); }
.mb::before { content: ""; position: absolute; left: 22%; right: 22%; top: -26px; height: 26px; border-left: 2px solid #b8c6e3; border-right: 2px solid #b8c6e3; }
.mb-scr { position: relative; isolation: isolate; height: 122px; overflow: hidden; padding: 12px; border-radius: 6px; color: #fff; }
.mb-photo { position: absolute; inset: 0; z-index: -1; width: 100%; height: 100%; object-fit: cover; }
.mb1 .mb-scr { display: flex; flex-direction: column; justify-content: flex-end; padding: 10px 12px; background: #2a1c12; }
.mb1 .mb-scr::before { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(30, 18, 10, 0) 38%, rgba(30, 18, 10, .9) 100%); }
.mb1 b { position: relative; font-size: 13px; white-space: nowrap; }
.mb1 em { position: relative; font-style: normal; font: 700 22px/1.2 var(--font-num); color: #ffd28a; }
.mb2 .mb-scr { display: flex; flex-direction: column; justify-content: center; background: linear-gradient(135deg, #ff8a3d 0%, #ff4d6d 100%); }
.mb2 .mb-photo { left: auto; width: 58%; -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 42%); mask-image: linear-gradient(90deg, transparent 0%, #000 42%); }
.mb2 small { font-size: 10px; letter-spacing: 3px; opacity: .85; }
.mb2 b { margin: 2px 0; font-size: 18px; letter-spacing: 1px; text-shadow: 0 1px 6px rgba(120, 20, 20, .35); }
.mb2 span { align-self: flex-start; margin-top: 6px; padding: 2px 8px; border-radius: 10px; font-size: 11px; background: rgba(255, 255, 255, .22); }
.mb2 .mb-scr::after { content: ""; position: absolute; top: 0; bottom: 0; left: -60%; width: 40%; background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .3), transparent); animation: shine 3s ease-in-out infinite; }
.mb3 .mb-scr { padding: 10px; background: linear-gradient(180deg, #0f2a6b 0%, #1b4fd1 100%); }
.mb3 b { display: block; margin-bottom: 6px; font-size: 13px; }
.mb3 p { display: flex; align-items: center; gap: 6px; margin-bottom: 5px; font-size: 11px; }
.mb3 p img { width: 20px; height: 20px; flex-shrink: 0; border-radius: 50%; object-fit: cover; box-shadow: 0 0 0 1.5px rgba(255, 255, 255, .45); }
.mb3 p span { flex: 1; opacity: .92; }
.mb3 em { font-style: normal; font-family: var(--font-num); font-weight: 700; color: #9fd0ff; }
.counter {
  position: absolute;
  left: 4%;
  right: 4%;
  bottom: 20px;
  height: 110px;
  border-radius: 16px 16px 10px 10px;
  background: linear-gradient(180deg, #fff 0%, #dfe8f8 100%);
  box-shadow: 0 30px 50px -20px rgba(30, 80, 200, .35), inset 0 2px 0 #fff;
}
.counter::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 14px; border-radius: 16px 16px 0 0; background: linear-gradient(180deg, #c9d7f0 0%, #e6edf9 100%); }
.stand-screen { position: absolute; z-index: 2; right: 10%; bottom: 64px; width: 110px; height: 164px; padding: 6px; border-radius: 12px; background: #141b2d; box-shadow: 0 24px 40px -14px rgba(10, 30, 90, .5); }
.ss-scr {
  position: relative;
  isolation: isolate;
  height: 100%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding-bottom: 14px;
  text-align: center;
  border-radius: 8px;
  color: #fff;
  background: #3b2cb8;
}
.ss-scr img { position: absolute; inset: 0; z-index: -1; width: 100%; height: 100%; object-fit: cover; }
.ss-scr::before { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(90, 70, 255, 0) 28%, rgba(80, 70, 240, .82) 62%, #3f5bff 100%); }
.ss-scr small { position: relative; font-size: 9px; letter-spacing: 2px; opacity: .9; }
.ss-scr b { position: relative; margin: 4px 0 6px; font-size: 22px; }
.ss-scr span { position: relative; padding: 2px 8px; border-radius: 10px; font-size: 11px; background: rgba(255, 255, 255, .22); }
.sv-chip-e { left: -8px; top: 196px; }
.sv-chip-f { left: 22%; bottom: -6px; animation-delay: -1.6s; }

/* ================= 行业滚动墙 ================= */
.sec-ind { padding-bottom: 84px; overflow: hidden; background: #fff; }
.marquee-group { margin-top: 48px; }
.marquee {
  overflow: hidden;
  padding: 8px 0;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 8%, #000 92%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 8%, #000 92%, transparent 100%);
}
.marquee + .marquee { margin-top: 8px; }
.marquee-track { display: flex; width: max-content; animation: marquee var(--dur, 60s) linear infinite; }
.marquee.reverse .marquee-track { animation-direction: reverse; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.m-item {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 62px;
  margin-right: 16px;
  padding: 0 28px 0 16px;
  white-space: nowrap;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  color: #1d2433;
  background: #fff;
  border: 1px solid #eef2f9;
  box-shadow: 0 3px 14px rgba(30, 60, 140, .07);
  transition: transform .3s var(--ease), box-shadow .3s;
}
.m-item:hover { transform: translateY(-3px); box-shadow: 0 10px 24px rgba(30, 60, 140, .12); }
.m-ico { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 10px; color: #fff; background: linear-gradient(135deg, #5b9bff 0%, #2556e8 100%); }
.m-ico .ico { width: 20px; height: 20px; }
.m-item:nth-child(7n + 2) .m-ico { background: linear-gradient(135deg, #9b7bff 0%, #5b3df0 100%); }
.m-item:nth-child(7n + 3) .m-ico { background: linear-gradient(135deg, #3fd4c0 0%, #0ea5a4 100%); }
.m-item:nth-child(7n + 4) .m-ico { background: linear-gradient(135deg, #ffb35c 0%, #ff7a2e 100%); }
.m-item:nth-child(7n + 5) .m-ico { background: linear-gradient(135deg, #ff7aa8 0%, #f0487a 100%); }
.m-item:nth-child(7n + 6) .m-ico { background: linear-gradient(135deg, #6fd0ff 0%, #2a8bff 100%); }
.m-item:nth-child(7n) .m-ico { background: linear-gradient(135deg, #6ee7a0 0%, #22b35e 100%); }

/* ================= 关于我们 ================= */
.sec-about {
  background:
    radial-gradient(40% 40% at 100% 55%, rgba(190, 220, 255, .35) 0%, rgba(190, 220, 255, 0) 70%),
    linear-gradient(180deg, #fff 0%, #f4f8ff 100%);
}
.about { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); gap: 64px; align-items: start; margin-top: 56px; }
.about-lead { margin-bottom: 20px; font-size: 26px; font-weight: 700; line-height: 1.5; color: #000; }
.about-lead em {
  font-style: normal;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.about-copy > p:not(.about-lead) { font-size: 16px; line-height: 1.95; color: var(--text-2); }
.about-copy > p + p { margin-top: 12px; }
.about-tags { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.about-tags span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 40px;
  padding: 0 16px 0 12px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  color: #1d2a4a;
  background: #fff;
  border: 1px solid #e6eef9;
  box-shadow: 0 4px 14px rgba(40, 100, 220, .06);
}
.about-tags .ico { width: 20px; height: 20px; color: var(--blue); }
.about-steps { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.steps-label { grid-column: 1 / -1; font-size: 14px; font-weight: 600; color: var(--text-3); letter-spacing: 1px; }
.step-card {
  position: relative;
  overflow: hidden;
  padding: 26px 26px 28px;
  border-radius: 16px;
  cursor: default;
  background: linear-gradient(180deg, #fff 0%, rgba(255, 255, 255, .6) 100%);
  border: 1px solid #fff;
  box-shadow: 0 10px 30px rgba(40, 100, 220, .08);
  transition: box-shadow .4s var(--ease), border-color .35s var(--ease);
}
.js .step-card[data-reveal] {
  transition:
    opacity .9s var(--ease) var(--d, 0s),
    translate .9s var(--ease) var(--d, 0s),
    box-shadow .4s var(--ease),
    border-color .35s var(--ease);
}
/* 扫描线：像屏幕刷新，扫过一次 */
.step-card::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 36%;
  background: linear-gradient(180deg, transparent 0%, rgba(47, 123, 255, .16) 48%, transparent 100%);
  transform: translateY(-130%);
  pointer-events: none;
}
/* 取景框四角 */
.step-card::after {
  content: "";
  position: absolute;
  inset: 12px;
  pointer-events: none;
  opacity: 0;
  transform: scale(.96);
  background:
    linear-gradient(#0e63ff, #0e63ff) left top / 12px 1.5px no-repeat,
    linear-gradient(#0e63ff, #0e63ff) left top / 1.5px 12px no-repeat,
    linear-gradient(#0e63ff, #0e63ff) right top / 12px 1.5px no-repeat,
    linear-gradient(#0e63ff, #0e63ff) right top / 1.5px 12px no-repeat,
    linear-gradient(#0e63ff, #0e63ff) left bottom / 12px 1.5px no-repeat,
    linear-gradient(#0e63ff, #0e63ff) left bottom / 1.5px 12px no-repeat,
    linear-gradient(#0e63ff, #0e63ff) right bottom / 12px 1.5px no-repeat,
    linear-gradient(#0e63ff, #0e63ff) right bottom / 1.5px 12px no-repeat;
  transition: opacity .3s var(--ease), transform .45s cubic-bezier(.22, 1, .36, 1);
}
@keyframes stepScan {
  0% { transform: translateY(-130%); }
  100% { transform: translateY(320%); }
}
.step-card .num {
  display: inline-block;
  padding-right: .12em;
  font: italic 800 44px/1 var(--font-num);
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.step-card h4 {
  position: relative;
  display: inline-block;
  margin: 14px 0 6px;
  font-size: 18px;
  color: #000;
}
.step-card h4::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 1px;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .4s var(--ease) .08s;
}
.step-card p { font-size: 14px; color: var(--text-3); }
.step-card:hover,
.step-card:active {
  border-color: rgba(140, 180, 255, .55);
  box-shadow: inset 0 0 0 1px rgba(14, 99, 255, .12), 0 10px 30px rgba(40, 100, 220, .08);
}
.step-card:hover::before,
.step-card:active::before { animation: stepScan .65s cubic-bezier(.2, .6, .2, 1); }
.step-card:hover::after,
.step-card:active::after { opacity: 1; transform: none; }
.step-card:hover h4::after,
.step-card:active h4::after { transform: scaleX(1); }

/* ================= 了解更多 ================= */
.sec-res { padding: 90px 0 110px; background: #fff; }
.res-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 48px; }
.res-card {
  position: relative;
  display: block;
  padding: 22px 48px 22px 24px;
  border-radius: 12px;
  background: var(--soft);
  border: 1px solid transparent;
  box-shadow: 0 0 0 0 rgba(40, 100, 220, 0);
  transition:
    background .4s var(--ease),
    border-color .4s var(--ease),
    box-shadow .45s var(--ease),
    opacity .9s var(--ease) var(--d, 0s),
    translate .9s var(--ease) var(--d, 0s);
}
.js .res-card[data-reveal].is-in {
  transition:
    background .4s var(--ease),
    border-color .4s var(--ease),
    box-shadow .5s cubic-bezier(.22, 1, .36, 1),
    translate .5s cubic-bezier(.22, 1, .36, 1);
}
.res-card b {
  display: block;
  font-size: 17px;
  font-weight: 600;
  color: #000;
  transition: color .35s var(--ease);
}
.res-card span {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  color: var(--text-3);
  transition: color .35s var(--ease);
}
.res-card .ico {
  position: absolute;
  right: 20px;
  top: 24px;
  width: 16px;
  height: 16px;
  stroke-width: 2;
  color: #1d2433;
  transition: transform .45s cubic-bezier(.22, 1, .36, 1), color .35s var(--ease);
}
.res-card:hover,
.res-card:focus-visible {
  background: #fff;
  border-color: rgba(140, 180, 255, .65);
  box-shadow: 0 16px 40px rgba(40, 100, 220, .15);
  outline: none;
}
.js .res-card[data-reveal].is-in:hover,
.js .res-card[data-reveal].is-in:focus-visible {
  translate: 0 -6px;
}
html:not(.js) .res-card:hover,
html:not(.js) .res-card:focus-visible {
  translate: 0 -6px;
}
.res-card:hover b,
.res-card:focus-visible b { color: var(--blue); }
.res-card:hover span,
.res-card:focus-visible span { color: var(--text-2); }
.res-card:hover .ico,
.res-card:focus-visible .ico {
  color: var(--blue);
  transform: translate(3px, -3px);
}

/* ================= 页脚 ================= */
.footer { color: rgba(255, 255, 255, .6); background: #000; }
.f-cta {
  position: relative;
  overflow: hidden;
  padding: 72px 0 96px;
  background:
    radial-gradient(50% 90% at 72% 115%, rgba(40, 90, 255, .45) 0%, rgba(40, 90, 255, 0) 60%),
    linear-gradient(180deg, #081330 0%, #050a1a 60%, #000 100%);
}
.f-stars { position: absolute; inset: 0; width: 100%; height: 100%; }
.f-glow {
  position: absolute;
  left: 44%;
  right: -10%;
  bottom: -120px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(closest-side, rgba(60, 120, 255, .55), rgba(60, 120, 255, 0));
  filter: blur(10px);
}
.f-horizon {
  position: absolute;
  left: 46%;
  right: 4%;
  bottom: 40px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, rgba(77, 141, 255, 0) 0%, #4d8dff 30%, #d8e8ff 50%, #4d8dff 70%, rgba(77, 141, 255, 0) 100%);
  box-shadow: 0 0 18px rgba(77, 141, 255, .9);
}
.f-cta-inner { position: relative; display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 40px; }
.f-cta h2 { margin-bottom: 30px; font-size: 34px; line-height: 1.5; font-weight: 700; color: #fff; }
.f-cta h2 em {
  font-style: normal;
  background: linear-gradient(90deg, #5ab0ff 0%, #a8dcff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.btn-ring {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 36px;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  box-shadow: 0 10px 30px rgba(20, 90, 255, .35);
  transition: transform .3s var(--ease);
}
.btn-ring::before {
  content: "";
  position: absolute;
  z-index: -2;
  left: 50%;
  top: 50%;
  width: 240%;
  aspect-ratio: 1;
  background: conic-gradient(from 0deg, transparent 0 60%, rgba(140, 200, 255, .9) 76%, #fff 82%, transparent 90%);
  transform: translate(-50%, -50%);
  animation: spin 3s linear infinite;
}
.btn-ring::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 1.5px;
  border-radius: 9px;
  background: linear-gradient(180deg, #2f7bff 0%, #0a4dff 100%);
  transition: background .3s;
}
.btn-ring:hover { transform: translateY(-2px); }
.btn-ring:hover::after { background: linear-gradient(180deg, #4a8dff 0%, #1a5cff 100%); }
.f-pills { position: relative; height: 150px; }
.f-pill {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 44px;
  padding: 0 20px 0 10px;
  white-space: nowrap;
  border-radius: 999px;
  font-size: 15px;
  color: #fff;
  background: linear-gradient(180deg, rgba(255, 255, 255, .09) 0%, rgba(255, 255, 255, .02) 100%);
  border: 1px solid rgba(140, 180, 255, .38);
  box-shadow: inset 0 0 16px rgba(90, 140, 255, .25), 0 0 24px rgba(40, 90, 255, .15);
  backdrop-filter: blur(6px);
  animation: floatY 4s ease-in-out infinite alternate;
}
.pi { width: 26px; height: 26px; display: grid; place-items: center; border-radius: 8px; background: linear-gradient(135deg, #3b8bff 0%, #1a55f5 100%); }
.pi .ico { width: 16px; height: 16px; }
.f-pill.p1 { left: 0; top: 0; }
.f-pill.p2 { left: 56%; top: 14px; animation-delay: -1s; }
.f-pill.p3 { left: 6%; top: 76px; animation-delay: -2s; }
.f-pill.p4 { left: 50%; top: 88px; animation-delay: -3s; }

.f-main { display: grid; grid-template-columns: repeat(3, 1fr) 1.9fr; gap: 32px; padding-top: 56px; padding-bottom: 44px; }
.f-col h5,
.f-contact h5 { margin: 0 0 18px; font-size: 15px; font-weight: 600; color: #fff; }
.f-col a { display: block; width: fit-content; margin-bottom: 12px; font-size: 14px; color: rgba(255, 255, 255, .55); transition: color .2s; }
.f-col a:hover { color: #fff; }
.f-contact p { margin-bottom: 10px; font-size: 14px; }
.f-contact .tel { font-family: var(--font-num); font-size: 18px; color: #fff; transition: opacity .2s; }
.f-contact .tel:hover { opacity: .8; }
.f-qrs { display: flex; gap: 16px; margin-top: 18px; }
.f-qr { display: flex; flex-direction: column; align-items: center; gap: 8px; font-size: 12px; }
.f-qr .qr-box { width: 92px; height: 92px; }
.f-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 22px;
  padding-bottom: 28px;
  font-size: 12px;
  color: rgba(255, 255, 255, .45);
  border-top: 1px solid rgba(255, 255, 255, .08);
}
.f-brand { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 22px; }
.f-brand .logo-img { height: 24px; }
.f-brand a { color: inherit; transition: color .2s; }
.f-brand a:hover { color: #fff; }
/* ================= 右侧悬浮栏 ================= */
.float-bar {
  position: fixed;
  z-index: 90;
  right: 16px;
  top: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  transform: translateY(-40%);
}
.fb-promo { position: relative; width: 60px; margin-top: 18px; }
.fb-promo a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 30px 0 12px;
  text-align: center;
  border-radius: 12px;
  color: #fff;
  background: linear-gradient(180deg, #4d8dff 0%, #1a4fe8 100%);
  box-shadow: 0 10px 24px rgba(26, 79, 232, .35);
  transition: transform .3s var(--ease);
}
.fb-promo a:hover { transform: translateY(-2px); }
.fb-promo-ico {
  position: absolute;
  top: -18px;
  left: 50%;
  width: 40px;
  height: 40px;
  margin-left: -20px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  color: #6a4cff;
  background: linear-gradient(145deg, #fff 0%, #d4e4ff 100%);
  box-shadow: 0 8px 16px rgba(20, 70, 200, .3);
  animation: floatY 2s ease-in-out infinite alternate;
}
.fb-promo-ico .ico { width: 20px; height: 20px; }
.fb-promo b { font-size: 15px; line-height: 1.3; }
.fb-promo em { font-style: normal; font-size: 13px; line-height: 1.35; font-weight: 700; color: #ffe45c; }
.fb-promo-close {
  position: absolute;
  z-index: 2;
  top: -24px;
  right: -8px;
  width: 18px;
  height: 18px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: rgba(11, 26, 58, .5);
  opacity: 0;
  transition: opacity .2s;
}
.fb-promo-close .ico { width: 10px; height: 10px; stroke-width: 2.6; }
.fb-promo:hover .fb-promo-close,
.fb-promo-close:focus-visible { opacity: 1; }
.fb-card { width: 60px; padding: 6px 0; border-radius: 12px; background: #fff; box-shadow: 0 6px 24px rgba(20, 50, 120, .12); }
.fb-item {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 11px 0;
  text-align: center;
  font-size: 12px;
  line-height: 1.3;
  color: #1d2433;
  cursor: pointer;
  outline: none;
  transition: color .2s;
}
.fb-item .ico { width: 24px; height: 24px; }
.fb-item:hover,
.fb-item:focus-visible { color: var(--blue); }
.fb-pop {
  position: absolute;
  right: calc(100% + 14px);
  top: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 14px 18px;
  white-space: nowrap;
  border-radius: 12px;
  color: var(--ink);
  background: #fff;
  box-shadow: 0 10px 30px rgba(20, 50, 120, .16);
  opacity: 0;
  visibility: hidden;
  transform: translate(8px, -50%);
  transition: opacity .25s, transform .25s var(--ease), visibility .25s;
}
.fb-pop::after { content: ""; position: absolute; right: -6px; top: 50%; width: 12px; height: 12px; margin-top: -6px; background: #fff; transform: rotate(45deg); }
.fb-pop b { font-family: var(--font-num); font-size: 18px; }
.fb-pop small { font-size: 12px; color: var(--text-3); }
.fb-pop-qr .qr-box { width: 112px; height: 112px; padding: 4px; }
.fb-item:hover .fb-pop,
.fb-item:focus-within .fb-pop { opacity: 1; visibility: visible; transform: translate(0, -50%); }
.fb-top {
  width: 60px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  color: #1d2433;
  background: #fff;
  box-shadow: 0 6px 24px rgba(20, 50, 120, .12);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity .3s, transform .3s var(--ease), visibility .3s, color .2s;
}
.fb-top.show { opacity: 1; visibility: visible; transform: none; }
.fb-top:hover { color: var(--blue); }

/* ================= 移动端菜单 ================= */
.m-mask { position: fixed; inset: 0; z-index: 98; background: rgba(8, 18, 45, .45); opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s; }
.m-nav {
  position: fixed;
  z-index: 99;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(82vw, 320px);
  display: flex;
  flex-direction: column;
  padding: calc(var(--promo-h) + var(--header-h) + 16px) 24px 32px;
  background: #fff;
  box-shadow: -10px 0 40px rgba(10, 30, 90, .15);
  transform: translateX(100%);
  transition: transform .4s var(--ease);
}
.m-nav nav a { display: block; padding: 14px 4px; font-size: 16px; color: var(--ink); border-bottom: 1px solid #eef2f8; }
.m-nav .btn { margin-top: 28px; }
.nav-open { overflow: hidden; }
.nav-open .m-mask { opacity: 1; visibility: visible; }
.nav-open .m-nav { transform: none; }

/* ================= 响应式 ================= */
@media (max-width: 1280px) {
  .hv-stage { --hv-scale: .92; }
  .nav { margin-left: 32px; }
  .nav-link { padding: 0 13px; }
  .nav-link::after { left: 13px; right: 13px; }
}

@media (max-width: 1120px) {
  .nav, .contact-link { display: none; }
  .burger { display: block; }
  .header-right { gap: 12px; }
  .hero h1 { font-size: 48px; }
  .hero-stats { gap: 36px; }
  .hv-stage { --hv-scale: .8; }
  .ai-desc { display: none; }
  .cs-panel { grid-template-columns: 1fr; }
  .cs-stage { max-width: 640px; width: 100%; margin: 0 auto; }
  .scene { grid-template-columns: 1fr; gap: 40px; }
  .scene-visual { margin: 0 auto; }
  .about { grid-template-columns: 1fr; gap: 40px; }
  .f-main { grid-template-columns: repeat(3, 1fr); }
  .f-contact { grid-column: 1 / -1; }
  .float-bar { display: none; }
}

@media (max-width: 900px) {
  .sec { padding: 72px 0; }
  .sec-title { font-size: 32px; }
  .hero { padding-top: calc(var(--header-h) + 48px); }
  .hero-inner { grid-template-columns: 1fr; gap: 0; }
  .hero-visual { height: 420px; margin: 16px auto 0; width: 560px; max-width: 100%; }
  .hv-stage { --hv-scale: .9; right: 50%; margin-right: -280px; }
  .adv-grid { grid-template-columns: 1fr; gap: 72px; max-width: 480px; margin-left: auto; margin-right: auto; }
  .adv-more { margin-top: 32px; }
  .feat { width: 33.333%; }
  .feat:nth-child(4n)::after { display: block; }
  .feat:nth-child(3n)::after { display: none; }
  .res-grid { grid-template-columns: repeat(2, 1fr); }
  .f-cta-inner { grid-template-columns: 1fr; }
  .f-pills { height: 140px; }
  .f-horizon, .f-glow { left: 10%; }
}

@media (max-width: 640px) {
  :root { --header-h: 58px; }
  .container { padding: 0 18px; }
  .promo-inner { font-size: 13px; gap: 10px; padding-right: 30px; }
  .hide-sm { display: none; }
  .logo-img { height: 26px; }
  .btn-demo { height: 34px; padding: 0 14px; font-size: 13px; }
  .hero h1 { font-size: 36px; margin-top: 22px; }
  .hero-desc { font-size: 15px; }
  .hero-stats { gap: 20px; margin: 26px 0 30px; }
  .hero-stats b { font-size: 21px; }
  .hero-stats span { font-size: 12px; }
  .hero-actions .btn { height: 46px; padding: 0 20px; font-size: 15px; }
  .hero-actions .btn-text { display: none; }
  .hero-visual { width: 560px; max-width: none; height: 460px; margin-top: 8px; }
  .hv-stage { --hv-scale: 1; }
  .ai-bar-wrap { margin-top: -40px; }
  .ai-bar { height: auto; flex-wrap: wrap; gap: 10px 14px; padding: 16px 18px 16px 104px; border-radius: 22px; }
  .ai-thumb { left: 14px; bottom: 16px; transform: scale(.78); transform-origin: left bottom; }
  .ai-title { font-size: 17px; width: 100%; }
  .ai-link { display: none; }
  .ai-btn { height: 36px; padding: 0 16px; font-size: 13px; }
  .sec-title { font-size: 26px; }
  .tabs-row { justify-content: flex-start; overflow-x: auto; margin-left: -18px; margin-right: -18px; padding: 4px 18px 8px; scrollbar-width: none; }
  .tabs-row::-webkit-scrollbar { display: none; }
  .tab { padding: 0 16px; font-size: 14px; }
  .feat { width: 50%; padding: 0 12px; }
  .feat:nth-child(3n)::after { display: block; }
  .feat:nth-child(2n)::after { display: none; }
  .feat h4 { font-size: 15px; }
  .feat p { font-size: 13px; }
  .term-title::before, .term-title::after { width: 60px; }
  .term-list { gap: 12px; }
  .cs-wrap { padding: 50px 14px 22px; margin-top: 60px; }
  .cs-wrap > .tabs { max-width: calc(100% - 24px); }
  .tabs-blue .tab { padding: 0 12px; font-size: 13px; }
  .cs-stage { width: 520px; max-width: none; margin: 0; }
  .cs-title { font-size: 22px; }
  .cs-desc, .scene-desc { font-size: 15px; }
  .scene-copy h3 { font-size: 24px; }
  .scene-visual { width: 580px; max-width: none; margin: 0; }
  .m-item { height: 52px; font-size: 14px; padding: 0 20px 0 12px; }
  .m-ico { width: 30px; height: 30px; }
  .about-lead { font-size: 21px; }
  .about-steps { grid-template-columns: 1fr; }
  .res-grid { grid-template-columns: 1fr; gap: 14px; }
  .f-cta h2 { font-size: 26px; }
  .f-pills { display: none; }
  .f-main { grid-template-columns: repeat(2, 1fr); }
  .f-bottom { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
  .js [data-reveal] { opacity: 1; translate: none; }
  .js .adv-card[data-reveal] .adv-icon,
  .js .adv-card[data-reveal] .adv-list li { opacity: 1; translate: none; scale: none; rotate: none; }
  .hv-slide.s1 { opacity: 1; }
}