/* =========================================================
   烛龙-S 产品官网样式表
   作者：为南京思光科技定制 · 纯静态 · 无需构建
   ========================================================= */

/* ---------- 设计变量 ---------- */
:root {
  --bg: #08080a;
  --bg-2: #0b0b0e;
  --bg-3: #121216;
  --panel: rgba(255, 255, 255, 0.035);
  --panel-2: rgba(255, 255, 255, 0.055);
  --line: rgba(255, 255, 255, 0.09);
  --line-strong: rgba(255, 255, 255, 0.16);
  --text: #e9f0f4;
  --text-soft: #c3d0d8;
  --muted: #8d9ea9;
  --accent: #a9c2ff;
  --accent-dim: rgba(143, 176, 255, 0.14);
  --accent-2: #4a5cf5;
  --warn: #cfe0ff;
  --radius: 20px;
  --radius-sm: 12px;
  --shell: min(1320px, 92vw);
  --font: "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", "Noto Sans SC",
    system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Consolas, "Courier New", monospace;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
svg { display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { margin: 0; line-height: 1.22; letter-spacing: -0.015em; font-weight: 750; }
p { margin: 0; }
ul, ol, dl, dd { margin: 0; padding: 0; list-style: none; }
button { font: inherit; color: inherit; }
table { border-collapse: collapse; width: 100%; }
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip-link {
  position: fixed; left: 16px; top: -60px; z-index: 200;
  padding: 10px 18px; border-radius: 0 0 10px 10px;
  background: var(--accent); color: #04120f; font-weight: 700;
  transition: top 0.2s;
}
.skip-link:focus { top: 0; }

.shell {
  width: var(--shell);
  margin-inline: auto;
  position: relative;
}

/* ---------- 通用文字 ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--mono);
  font-size: 13.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}
.eyebrow .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-dim);
}

.lead {
  color: var(--muted);
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.9;
  max-width: 66ch;
}
.lead strong { color: var(--text-soft); font-weight: 650; }

/* ---------- 分页路由 ---------- */
.page { display: none; }
.page.is-current {
  display: block;
  animation: pageIn 0.45s cubic-bezier(0.22, 0.7, 0.2, 1) both;
}
@keyframes pageIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}
.page:not([data-page="home"]) { padding-top: 72px; }
.page:not([data-page="home"]) > .section:first-child { padding-top: clamp(34px, 4vw, 54px); }

.brand-logo { display: block; height: 36px; width: auto; }
.brand-logo-sm { height: 32px; }

.hero-video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  background: #000;
}

/* ========== 产品中心 · 首屏（大标题 + 悬浮数据卡） ========== */
.product-hero {
  position: relative;
  background: #08080a;
  padding: 56px 0 84px;
  overflow: hidden;
}
.ph-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  grid-template-areas: "copy visual" "features visual";
  column-gap: clamp(30px, 4vw, 64px);
  row-gap: 0;
  align-content: center;
  min-height: calc(100svh - 210px);
}
.ph-copy { grid-area: copy; }
.ph-visual { grid-area: visual; align-self: center; }

.ph-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.03);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: #c4c7d6;
  text-transform: uppercase;
}
.ph-badge i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #6f8cff;
  box-shadow: 0 0 10px #6f8cff;
}

.ph-title {
  margin: 26px 0 22px;
  font-size: clamp(46px, 7vw, 104px);
  font-weight: 850;
  line-height: 0.98;
  letter-spacing: -0.035em;
  background: linear-gradient(170deg, #f2f4ff 6%, #b9c6ff 56%, #8d9df0 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.ph-lead {
  color: #b6bac7;
  font-size: clamp(14.5px, 1.15vw, 16.5px);
  line-height: 1.95;
  max-width: 46ch;
}
.ph-lead + .ph-lead { margin-top: 4px; }

.ph-points { display: flex; flex-wrap: wrap; gap: 10px 26px; margin-top: 26px; }
.ph-points li {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 13.5px;
  color: #c8cbd8;
}
.ph-points i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #6f8cff;
}

.ph-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.btn-pill { border-radius: 999px; padding: 16px 34px; }
.btn-white {
  background: #fff;
  color: #0b0b0e;
  border-color: #fff;
}
.btn-white:hover {
  background: #e8e8f0;
  color: #0b0b0e;
  border-color: #e8e8f0;
  transform: translateY(-2px);
}

.ph-features {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 46px;
  grid-area: features;
  align-self: end;
}
.ph-features article {
  padding: 20px 18px 22px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.025);
  transition: border-color 0.3s, background 0.3s, transform 0.3s;
}
.ph-features article:hover {
  border-color: rgba(111, 140, 255, 0.45);
  background: rgba(111, 140, 255, 0.07);
  transform: translateY(-3px);
}
.ph-features svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: #7d8cff;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.ph-features b { display: block; margin: 14px 0 6px; font-size: 15px; }
.ph-features span { font-size: 11.8px; color: #8b8f9c; }

.ph-visual { position: relative; }
.ph-frame { position: relative; margin: 0; }
.ph-frame > img {
  width: 100%;
  aspect-ratio: 1 / 1.08;
  object-fit: contain;
  background: #000;
  border-radius: 16px;
  display: block;
  filter: brightness(1.06);
}

.ph-frame > video,
.ph-video {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: #000;
  border-radius: 16px;
  display: block;
}

.ph-stat {
  position: absolute;
  min-width: 128px;
  padding: 13px 16px 12px;
  border-radius: 10px;
  background: rgba(14, 14, 18, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(10px);
}
.ph-stat b {
  display: flex;
  align-items: baseline;
  gap: 1px;
  font-size: 21px;
  font-weight: 750;
  color: #fff;
  letter-spacing: -0.01em;
}
.ph-stat b small { font-size: 0.52em; font-weight: 600; color: #b9bcc9; margin-left: 2px; }
.ph-stat span { display: block; margin-top: 5px; font-size: 11.5px; color: #a2a7b4; }
.ph-stat-a { top: 7%; right: 20px; }
.ph-stat-b { top: 45%; left: -22px; }
.ph-stat-c { bottom: 30%; right: -18px; }

.ph-tag {
  position: absolute;
  right: 20px;
  bottom: 22px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: 999px;
  background: rgba(10, 10, 12, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.16);
  font-size: 12px;
  color: #e3e5ec;
  backdrop-filter: blur(8px);
}
.ph-tag i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #7d8cff;
  box-shadow: 0 0 8px #7d8cff;
}
.ph-scroll {
  display: none;
  position: absolute;
  left: 20px;
  bottom: 26px;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: #8b8f9c;
}
.ph-scroll b { color: #7d8cff; margin-left: 4px; }

@media (max-width: 1080px) {
  .ph-inner {
    grid-template-columns: 1fr;
    grid-template-areas: "copy" "visual" "features";
    min-height: 0;
    row-gap: 34px;
  }
  .ph-visual { max-width: 640px; margin-top: 0; }
  .ph-features { margin-top: 0; }
  .ph-stat-b { left: 12px; }
  .ph-stat-c { right: 12px; }
}

@media (max-width: 560px) {
  .product-hero { padding: 34px 0 56px; }
  .ph-title { font-size: 56px; }
  .ph-features { grid-template-columns: 1fr; gap: 10px; margin-top: 34px; }
  .ph-frame > img { aspect-ratio: 1 / 1; }
  .ph-stat { min-width: 104px; padding: 10px 12px; }
  .ph-stat b { font-size: 17px; }
  .ph-stat-a { top: 12px; right: 12px; }
  .ph-stat-c { bottom: 12px; right: 12px; }
  .ph-stat-b { top: 42%; }
  .ph-tag { display: none; }
  .ph-scroll { display: none; }
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 32px;
  border-radius: 10px;
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: transform 0.25s, box-shadow 0.3s, background 0.3s, border-color 0.3s, color 0.3s;
  white-space: nowrap;
}
.btn-primary {
  background: #4a5cf5;
  color: #fff;
  box-shadow: 0 14px 30px -14px rgba(74, 92, 245, 0.95);
}
.btn-primary:hover {
  background: #5b6cff;
  transform: translateY(-2px);
  box-shadow: 0 20px 40px -16px rgba(74, 92, 245, 1);
}
.btn-ghost,
.btn-outline {
  border-color: rgba(255, 255, 255, 0.22);
  background: transparent;
  color: #f2f2f4;
}
.btn-ghost:hover,
.btn-outline:hover {
  border-color: rgba(255, 255, 255, 0.55);
  background: rgba(255, 255, 255, 0.04);
  transform: translateY(-2px);
}
.btn-sm { padding: 11px 22px; font-size: 14px; border-radius: 8px; }
.btn-block { width: 100%; }

/* ---------- 顶栏 ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  transition: background 0.35s, border-color 0.35s, backdrop-filter 0.35s;
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(8, 8, 10, 0.82);
  backdrop-filter: blur(16px) saturate(140%);
  border-bottom-color: rgba(255, 255, 255, 0.07);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.4vw, 34px);
  height: 72px;
}

.brand { display: flex; align-items: center; gap: 12px; color: #fff; flex-shrink: 0; margin-right: auto; }
.brand-mark { display: grid; place-items: center; color: #fff; }
.brand-name {
  font-size: clamp(17px, 1.5vw, 21px);
  font-weight: 800;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.nav { display: flex; align-items: center; gap: 2px; }
.nav a {
  position: relative;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 15px;
  color: #e7e7e9;
  white-space: nowrap;
  transition: color 0.25s, background 0.25s;
}
.nav a:hover { color: #fff; background: rgba(255, 255, 255, 0.05); }
.nav a.is-active { color: #fff; }
.nav a.nav-cta {
  margin-left: 10px;
  padding: 9px 22px;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 999px;
  color: #fff;
  transition: border-color 0.25s, background 0.25s, color 0.25s;
}
.nav a.nav-cta:hover { border-color: #fff; background: rgba(255, 255, 255, 0.08); }
.nav a.nav-cta.is-active { border-color: rgba(255, 255, 255, 0.85); background: rgba(255, 255, 255, 0.1); }
.nav a.nav-cta.is-active::after { display: none; }

.nav a.is-active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 5px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  transform: translateX(-50%);
  background: #6f7dff;
  box-shadow: 0 0 8px rgba(111, 125, 255, 0.9);
}

.header-right { margin-left: 16px; display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.lang-switch { display: flex; align-items: center; gap: 4px; }
.lang-switch button {
  min-width: 34px;
  padding: 6px 10px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: #8b8b90;
  font-size: 13.5px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}
.lang-switch button.is-active { background: #f2f2f3; color: #101014; font-weight: 600; }
.lang-switch button:not(.is-active):hover { color: #e7e7e9; }

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 17px;
  height: 1.6px;
  border-radius: 2px;
  background: #fff;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.6px) rotate(-45deg); }

/* ---------- 首屏 ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: #08080a;
  padding: 104px 0 56px;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 52% 46%;
  animation: heroZoom 28s ease-in-out infinite alternate;
}
@keyframes heroZoom {
  from { transform: scale(1.02); }
  to { transform: scale(1.1); }
}
@media (prefers-reduced-motion: reduce) {
  .hero-bg-img { animation: none; }
}
.hero-scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(6, 7, 9, 0.94) 0%, rgba(6, 7, 9, 0.8) 30%, rgba(6, 7, 9, 0.34) 54%, rgba(6, 7, 9, 0) 74%, rgba(6, 7, 9, 0.25) 100%),
    linear-gradient(180deg, rgba(6, 7, 9, 0.55) 0%, transparent 22%, transparent 62%, rgba(6, 7, 9, 0.85) 100%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-rows: 1fr auto;
  align-items: center;
  min-height: calc(100svh - 160px);
}
.hero-copy { align-self: center; }

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  align-self: flex-start;
  padding: 10px 20px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(10px);
  font-size: 13.5px;
  color: #e9e9ee;
}
.hero-pill i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #39d3ff;
  box-shadow: 0 0 10px #39d3ff;
}

.hero h1 {
  margin: 26px 0 0;
  max-width: 16ch;
  font-size: clamp(38px, 6vw, 92px);
  font-weight: 850;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: #fff;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(96deg, #5fd8ff 0%, #8ee6ff 54%, #e2f7ff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lead {
  margin-top: 24px;
  max-width: 42ch;
  font-size: clamp(15px, 1.25vw, 18px);
  line-height: 1.95;
  color: #b7bac4;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 17px 38px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  transition: transform 0.25s, background 0.25s, border-color 0.25s, color 0.25s;
}
.hero-btn:hover {
  transform: translateY(-2px);
  border-color: #fff;
  background: rgba(255, 255, 255, 0.08);
}
.hero-btn.is-primary { background: #fff; color: #101014; border-color: #fff; }
.hero-btn.is-primary:hover { background: #e9eaef; color: #101014; }

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin-top: 34px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.09em;
  color: #9aa0ad;
}
.hero-meta b { color: #fff; font-weight: 700; margin-right: 6px; }

.hero-bottom {
  align-self: end;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  padding-top: 48px;
}
.hero-scroll {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: #8f95a1;
  text-transform: uppercase;
}
.hero-scroll i {
  width: 34px;
  height: 1px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.6), transparent);
}

.hero-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  width: 268px;
  padding: 20px 22px;
  margin-right: -36px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(16, 17, 21, 0.72);
  backdrop-filter: blur(14px);
  color: #fff;
  transition: border-color 0.3s, transform 0.3s, background 0.3s;
}
.hero-card:hover {
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-3px);
  background: rgba(20, 21, 26, 0.85);
}
.hero-card-kicker {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  color: #39d3ff;
}
.hero-card b { font-size: 16px; font-weight: 700; }
.hero-card > span:not(.hero-card-kicker) { font-size: 12.5px; color: #a9aeb9; }
.hero-card em {
  margin-top: 8px;
  font-style: normal;
  font-size: 12.5px;
  font-weight: 600;
  color: #fff;
}

@media (max-width: 900px) {
  .hero { padding: 96px 0 48px; min-height: 0; }
  .hero-inner { min-height: 0; }
  .hero-bottom { padding-top: 40px; flex-direction: column-reverse; align-items: stretch; gap: 18px; }

  .hero-card { width: 100%; margin-right: 0; }
  .hero-scroll { display: none; }
}

/* ---------- 区块骨架 ---------- */
.section {
  position: relative;
  padding: clamp(72px, 8vw, 124px) 0;
  scroll-margin-top: 90px;
}
.section-alt {
  background:
    radial-gradient(ellipse 60% 40% at 50% 0%, rgba(255, 255, 255, 0.035), transparent 70%),
    var(--bg-2);
  border-block: 1px solid rgba(255, 255, 255, 0.045);
}
.section-head { margin-bottom: clamp(38px, 4.5vw, 62px); }
.section-head h2 {
  font-size: clamp(27px, 3.6vw, 46px);
  margin-bottom: 18px;
  letter-spacing: -0.025em;
  background: linear-gradient(180deg, #fff 40%, #b9c8d2 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- 痛点 ---------- */
.pain-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.pain-card {
  position: relative;
  padding: 26px 24px 28px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.012));
  overflow: hidden;
  transition: transform 0.4s, border-color 0.4s, background 0.4s;
}
.pain-card::after {
  content: "";
  position: absolute;
  inset: auto -40% -60% -40%;
  height: 120px;
  background: radial-gradient(ellipse at center, rgba(143, 176, 255, 0.16), transparent 70%);
  opacity: 0;
  transition: opacity 0.45s;
}
.pain-card:hover { transform: translateY(-5px); border-color: rgba(143, 176, 255, 0.35); }
.pain-card:hover::after { opacity: 1; }
.pain-index {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.16em;
}
.pain-card h3 { margin: 12px 0 10px; font-size: 19px; }
.pain-card p { color: var(--muted); font-size: 14.2px; line-height: 1.8; }

.pain-tech {
  margin-top: 22px;
  padding: clamp(24px, 3vw, 38px);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background:
    radial-gradient(ellipse 50% 100% at 100% 0%, rgba(61, 139, 255, 0.12), transparent 65%),
    rgba(255, 255, 255, 0.02);
}
.pain-tech-title {
  font-family: var(--mono);
  font-size: 13.5px;
  letter-spacing: 0.1em;
  color: var(--warn);
  margin-bottom: 22px;
}
.pain-tech-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(18px, 2.4vw, 34px);
}
.pain-tech-item h4 {
  font-size: 17px;
  margin-bottom: 8px;
  padding-left: 14px;
  position: relative;
}
.pain-tech-item h4::before {
  content: "";
  position: absolute;
  left: 0; top: 0.55em;
  width: 7px; height: 7px;
  border: 1.6px solid var(--warn);
  border-radius: 2px;
  transform: rotate(45deg);
}
.pain-tech-item p { color: var(--muted); font-size: 14px; line-height: 1.78; }
.pain-tech-foot {
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px dashed var(--line);
  font-size: 14px;
  color: var(--text-soft);
  display: flex;
  align-items: center;
  gap: 10px;
}
.pain-tech-foot .arrow {
  display: grid; place-items: center;
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--accent-dim);
  color: var(--accent);
  font-size: 14px;
}

/* ---------- 产品 ---------- */
.structure-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.feature {
  padding: 26px 22px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.022);
  transition: border-color 0.4s, transform 0.4s;
}
.feature:hover { border-color: rgba(143, 176, 255, 0.32); transform: translateY(-4px); }
.feature-icon {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  border-radius: 13px;
  background: var(--accent-dim);
  margin-bottom: 16px;
}
.feature-icon svg {
  width: 22px; height: 22px;
  fill: none;
  stroke: var(--accent);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.feature h3 { font-size: 17.5px; margin-bottom: 9px; }
.feature p { color: var(--muted); font-size: 14px; line-height: 1.78; }

.media-band {
  margin-top: 20px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  position: relative;
  background: #000;
}
.media-band img {
  width: 100%;
  aspect-ratio: 16 / 7.4;
  object-fit: cover;
  opacity: 0.96;
  transition: transform 1.2s ease;
}
.media-band:hover img { transform: scale(1.02); }
.media-band figcaption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 34px 22px 16px;
  font-size: 12.5px;
  font-family: var(--mono);
  color: var(--text-soft);
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.82));
  letter-spacing: 0.02em;
}

.product-split {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  gap: 18px;
  margin-top: 18px;
}
.spec-panel,
.payload-panel {
  padding: clamp(22px, 2.6vw, 34px);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.022);
}
.panel-title {
  font-size: 17px;
  margin-bottom: 18px;
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.panel-title span {
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
  font-family: var(--mono);
}
.panel-title-sub { margin-top: 26px; }

.spec-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 24px; }
.spec-list > div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.075);
}
.spec-list dt { color: var(--muted); font-size: 15px; }
.spec-list dd {
  font-family: var(--mono);
  font-size: 15.5px;
  color: var(--text);
  text-align: right;
}
.tag-strong {
  padding: 2px 9px;
  border-radius: 6px;
  background: var(--accent-dim);
  color: var(--accent);
  font-weight: 700;
}
.panel-foot {
  margin-top: 16px;
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.7;
}

.payload-list { display: grid; gap: 2px; }
.payload-list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.075);
}
.payload-list b { font-size: 14px; font-weight: 620; }
.payload-list span { font-size: 12.5px; color: var(--muted); text-align: right; }
.payload-note {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.85;
}

/* ---------- 技术标签页 ---------- */
.tabs { margin-top: 8px; }
.tab-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 22px;
}
.tab {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  text-align: left;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.018);
  cursor: pointer;
  transition: border-color 0.3s, background 0.3s, transform 0.3s;
}
.tab:hover { border-color: var(--line-strong); transform: translateY(-2px); }
.tab.is-active {
  border-color: rgba(143, 176, 255, 0.45);
  background: linear-gradient(180deg, rgba(143, 176, 255, 0.12), rgba(143, 176, 255, 0.02));
}
.tab-num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.1em;
}
.tab.is-active .tab-num { color: var(--accent); }
.tab-text { display: flex; flex-direction: column; gap: 3px; }
.tab-text strong { font-size: 15.5px; font-weight: 680; }
.tab-text small { font-size: 12px; color: var(--muted); }

.tab-panel { display: none; }
.tab-panel.is-active { display: block; animation: fadeUp 0.5s ease both; }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}

.tech-body {
  display: grid;
  align-items: stretch;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
  gap: clamp(22px, 3vw, 44px);
  padding: clamp(24px, 3vw, 40px);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background:
    radial-gradient(ellipse 60% 60% at 0% 0%, rgba(143, 176, 255, 0.07), transparent 60%),
    rgba(255, 255, 255, 0.02);
}
.tech-copy { display: flex; flex-direction: column; }
.tech-copy h3 { font-size: clamp(20px, 2vw, 26px); margin-bottom: 14px; }
.tech-copy > p { color: var(--muted); font-size: 14.5px; line-height: 1.9; }
.tech-copy > p b { color: var(--accent); font-weight: 620; }
.tech-points { margin-top: 22px; display: grid; gap: 14px; }
.tech-points li {
  display: grid;
  grid-template-columns: 128px 1fr;
  gap: 14px;
  padding-bottom: 14px;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.07);
}
.tech-points b {
  font-size: 14px;
  color: var(--text);
  font-weight: 680;
  font-family: var(--mono);
  letter-spacing: -0.01em;
}
.tech-points span { font-size: 13.6px; color: var(--muted); line-height: 1.75; }
.tech-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  background: var(--line);
}
.tech-metrics div { padding: 14px 16px; background: rgba(9, 9, 11, 0.92); }
.tech-metrics b { display: block; font-size: 19px; font-weight: 750; color: var(--text); letter-spacing: -0.02em; }
.tech-metrics span { font-size: 11.5px; color: var(--muted); }

.tech-patent {
  margin-top: 20px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--muted);
  padding: 9px 13px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.03);
  border-left: 2px solid var(--accent);
}

.tech-figure { display: flex; flex-direction: column; gap: 16px; }

.mini-table { font-size: 13px; }
.mini-table caption {
  text-align: left;
  font-size: 12px;
  font-family: var(--mono);
  color: var(--muted);
  margin-bottom: 10px;
  letter-spacing: 0.06em;
}
.mini-table th,
.mini-table td {
  padding: 11px 12px;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}
.mini-table thead th {
  font-size: 12px;
  color: var(--muted);
  font-weight: 500;
  background: rgba(255, 255, 255, 0.03);
}
.mini-table tbody th { font-weight: 500; color: var(--text-soft); }
.mini-table td { font-family: var(--mono); color: var(--text-soft); }
.mini-table .is-better { color: var(--accent); background: rgba(143, 176, 255, 0.05); }

.pipeline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px;
  font-size: 12px;
}
.pipeline span {
  padding: 6px 11px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-soft);
  font-family: var(--mono);
}
.pipeline em { color: var(--accent); font-style: normal; }

.tech-photo {
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #000;
  margin: 0;
}
.tech-photo img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.tech-photo figcaption {
  padding: 10px 14px;
  font-size: 11.5px;
  color: var(--muted);
  font-family: var(--mono);
  border-top: 1px solid var(--line);
}

.link-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.link-card {
  padding: 16px 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
}
.link-card.is-accent { border-color: rgba(143, 176, 255, 0.35); background: rgba(143, 176, 255, 0.07); }
.link-band {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--accent);
}
.link-card b { display: block; margin: 7px 0 9px; font-size: 14px; }
.link-card ul { display: grid; gap: 4px; }
.link-card li { font-size: 11.8px; color: var(--muted); font-family: var(--mono); }

.prio {
  padding: 18px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.022);
}
.prio-title {
  font-size: 12px;
  font-family: var(--mono);
  color: var(--muted);
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}
.prio-list { display: grid; gap: 8px; }
.prio-list li { display: flex; gap: 12px; align-items: baseline; }
.prio-list b {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent);
  min-width: 24px;
}
.prio-list span { font-size: 12.8px; color: var(--text-soft); }

.flow { display: grid; gap: 8px; }
.flow-step {
  display: grid;
  grid-template-columns: 30px 1fr;
  grid-template-areas: "n t" "n d";
  gap: 2px 12px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.022);
}
.flow-step > span {
  grid-area: n;
  display: grid; place-items: center;
  width: 26px; height: 26px;
  border-radius: 8px;
  background: var(--accent-dim);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 12px;
}
.flow-step b { grid-area: t; font-size: 13.5px; }
.flow-step small { grid-area: d; font-size: 11.8px; color: var(--muted); }

.metric-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  padding: 16px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.022);
  text-align: center;
}
.metric-strip b {
  display: block;
  font-family: var(--mono);
  font-size: 20px;
  color: var(--accent);
  letter-spacing: -0.02em;
}
.metric-strip span { font-size: 11px; color: var(--muted); }

/* 软件平台 */
.platform-band {
  margin-top: 20px;
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(22px, 3vw, 42px);
  align-items: center;
  padding: clamp(24px, 3vw, 40px);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background:
    radial-gradient(ellipse 60% 80% at 100% 50%, rgba(61, 139, 255, 0.1), transparent 60%),
    rgba(255, 255, 255, 0.02);
}
.platform-copy h3 { font-size: clamp(20px, 2vw, 25px); margin-bottom: 14px; }
.platform-copy > p { color: var(--muted); font-size: 14.4px; line-height: 1.9; }
.platform-list { margin-top: 20px; display: grid; gap: 12px; }
.platform-list li { display: grid; grid-template-columns: 84px 1fr; gap: 12px; }
.platform-list b { font-size: 13.5px; color: var(--accent); font-weight: 620; }
.platform-list span { font-size: 13.4px; color: var(--muted); line-height: 1.7; }
.platform-shot {
  margin: 0;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #000;
  box-shadow: 0 30px 60px -30px #000;
}
.platform-shot img { width: 100%; }
.platform-shot figcaption {
  padding: 10px 14px;
  font-size: 11.5px;
  color: var(--muted);
  font-family: var(--mono);
  border-top: 1px solid var(--line);
}

/* ---------- 对比表 ---------- */
.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.018);
  -webkit-overflow-scrolling: touch;
}
.compare-table { min-width: 760px; font-size: 15px; }
.compare-table th,
.compare-table td {
  padding: 15px 18px;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  white-space: nowrap;
}
.compare-table thead th {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.03em;
  background: rgba(255, 255, 255, 0.035);
  position: sticky;
  top: 0;
}
.compare-table thead th em {
  display: block;
  font-style: normal;
  font-size: 10.5px;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-top: 3px;
}
.compare-table tbody th {
  font-weight: 500;
  color: var(--text-soft);
}
.compare-table td { font-family: var(--mono); color: var(--text-soft); }
.compare-table .col-us {
  color: #e2eaff;
  background: rgba(143, 176, 255, 0.09);
  border-left: 1px solid rgba(143, 176, 255, 0.22);
  border-right: 1px solid rgba(143, 176, 255, 0.22);
  font-weight: 650;
}
.compare-table tbody tr:hover td { background: rgba(255, 255, 255, 0.03); }
.compare-table tbody tr:hover td.col-us { background: rgba(143, 176, 255, 0.14); }
.compare-table tbody tr:last-child th,
.compare-table tbody tr:last-child td { border-bottom: 0; }

.compare-notes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 18px;
}
.note-card {
  padding: 22px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.022);
}
.note-card b { display: block; font-size: 14.5px; margin-bottom: 8px; color: var(--text); }
.note-card p { font-size: 13.4px; color: var(--muted); line-height: 1.78; }
.disclaimer {
  margin-top: 18px;
  font-size: 13px;
  color: #6d7d88;
  font-family: var(--mono);
  letter-spacing: 0.01em;
}

/* ---------- 案例 ---------- */
.case-list { display: grid; gap: 16px; }
.case {
  padding: clamp(22px, 2.6vw, 34px);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.012));
  transition: border-color 0.4s;
}
.case:hover { border-color: rgba(143, 176, 255, 0.28); }
.case-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  flex-wrap: wrap;
}
.case-tag {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 9px;
}
.case h3 { font-size: clamp(19px, 1.9vw, 24px); margin-bottom: 7px; }
.case-meta { font-size: 12.5px; color: var(--muted); }
.case-badge {
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid rgba(143, 176, 255, 0.32);
  background: rgba(143, 176, 255, 0.08);
  font-family: var(--font);
  font-size: 12.5px;
  letter-spacing: 0.01em;
  color: var(--text-soft);
  white-space: nowrap;
}
.case-badge b { color: var(--accent); font-family: var(--mono); font-size: 15px; }

.case-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px dashed var(--line);
}
.metric {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px;
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.028);
}
.m-label { flex-basis: 100%; font-size: 11.5px; color: var(--muted); margin-bottom: 5px; }
.m-before { font-family: var(--mono); font-size: 13.5px; color: #7d8a94; }
.m-arrow { color: var(--muted); font-size: 11px; }
.m-after {
  font-family: var(--mono);
  font-size: 17px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
}
.case-desc {
  margin-top: 16px;
  font-size: 13.4px;
  color: var(--muted);
  line-height: 1.8;
  max-width: 80ch;
}

.case-foot {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  padding: 24px;
  border-radius: var(--radius);
  border: 1px dashed var(--line);
}
.case-foot div { text-align: center; }
.case-foot b {
  display: block;
  font-family: var(--mono);
  font-size: clamp(22px, 2.4vw, 30px);
  color: var(--text);
  letter-spacing: -0.03em;
}
.case-foot span { font-size: 11.8px; color: var(--muted); }

.gallery {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.gallery figure {
  margin: 0;
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #000;
  aspect-ratio: 4 / 3;
}
.gallery img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.9s ease, opacity 0.4s;
  opacity: 0.92;
}
.gallery figure:hover img { transform: scale(1.05); opacity: 1; }
.gallery figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 40px 16px 14px;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.88));
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 10px;
}
.gallery figcaption b { font-size: 14px; }
.gallery figcaption span {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--muted);
  letter-spacing: 0.06em;
}

/* ---------- 市场 ---------- */
.market-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
  gap: 18px;
}
.chart-card,
.finance-card {
  padding: clamp(22px, 2.6vw, 32px);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.022);
}
.chart-card { display: flex; flex-direction: column; }
.chart-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 26px;
}
.chart-head h3 { font-size: 15.5px; font-weight: 620; color: var(--text-soft); }
.chart-head span { font-size: 11px; color: var(--muted); font-family: var(--mono); }

.bars {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: clamp(10px, 1.8vw, 22px);
  height: 240px;
  flex: 1 1 auto;
  min-height: 240px;
  padding-bottom: 30px;
  position: relative;
}
.bars::before {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 30px;
  height: 1px;
  background: var(--line);
}
.bar {
  flex: 1 1 0;
  position: relative;
  height: 0;
  border-radius: 8px 8px 2px 2px;
  background: linear-gradient(180deg, rgba(169, 194, 255, 0.55), rgba(240, 214, 164, 0.12));
  border: 1px solid rgba(169, 194, 255, 0.25);
  border-bottom: 0;
  transition: height 1.1s cubic-bezier(0.22, 0.7, 0.2, 1);
}
.is-visible .bar { height: calc(var(--h) * 1%); }
.bar.is-now {
  background: linear-gradient(180deg, rgba(143, 176, 255, 0.95), rgba(61, 139, 255, 0.28));
  box-shadow: 0 0 34px -6px rgba(143, 176, 255, 0.55);
}
.bar-val {
  position: absolute;
  top: -24px; left: 50%;
  transform: translateX(-50%);
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text);
  white-space: nowrap;
}
.bar.is-now .bar-val { color: var(--accent); font-weight: 700; }
.bar-x {
  position: absolute;
  bottom: -27px; left: 50%;
  transform: translateX(-50%);
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  white-space: nowrap;
}
.chart-foot {
  margin-top: 34px;
  font-size: 11px;
  color: #67767f;
  font-family: var(--mono);
  line-height: 1.7;
}

.market-side { display: grid; gap: 12px; align-content: start; }
.market-stat {
  padding: 20px 22px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: linear-gradient(120deg, rgba(143, 176, 255, 0.09), rgba(255, 255, 255, 0.012));
}
.market-stat b {
  display: block;
  font-family: var(--mono);
  font-size: clamp(26px, 2.4vw, 34px);
  color: var(--text);
  letter-spacing: -0.03em;
  line-height: 1.1;
}
.market-stat small { font-size: 0.46em; color: var(--accent); margin-left: 3px; }
.market-stat span { font-size: 12.5px; color: var(--muted); }
.market-list { display: grid; gap: 10px; margin-top: 4px; }
.market-list li {
  position: relative;
  padding-left: 18px;
  font-size: 13.2px;
  color: var(--muted);
  line-height: 1.75;
}
.market-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.62em;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.7;
}

/* ---------- 资质 ---------- */
.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
.trust-card {
  padding: 24px 22px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.022);
  transition: border-color 0.35s, transform 0.35s;
}
.trust-card:hover { border-color: rgba(143, 176, 255, 0.3); transform: translateY(-3px); }
.trust-kicker {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: var(--accent);
  text-transform: uppercase;
}
.trust-card h3 { font-size: 16px; margin: 10px 0 9px; }
.trust-card p { font-size: 12.9px; color: var(--muted); line-height: 1.78; }

.ip-strip {
  margin-top: 18px;
  padding: clamp(22px, 2.6vw, 32px);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.018);
}
.ip-title {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin-bottom: 18px;
}
.ip-list { display: grid; grid-template-columns: 1fr 1fr; gap: 2px 30px; }
.ip-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 96px 132px;
  align-items: baseline;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.07);
}
.ip-list b { font-size: 13.4px; font-weight: 600; }
.ip-list span { font-size: 11.5px; color: var(--muted); white-space: nowrap; text-align: right; }
.ip-list code {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--accent);
  opacity: 0.9;
  white-space: nowrap;
}

/* ---------- 商业 ---------- */
.biz-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.biz-card {
  padding: clamp(22px, 2.4vw, 30px);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background:
    radial-gradient(ellipse 70% 60% at 100% 0%, rgba(143, 176, 255, 0.1), transparent 60%),
    rgba(255, 255, 255, 0.022);
}
.biz-card h3 { font-size: 15px; color: var(--text-soft); font-weight: 600; }
.price {
  margin: 12px 0 14px;
  font-family: var(--mono);
  font-size: clamp(30px, 3vw, 42px);
  font-weight: 750;
  color: var(--accent);
  letter-spacing: -0.04em;
  line-height: 1;
}
.price small {
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  margin-left: 6px;
  letter-spacing: 0;
}
.biz-to { font-size: 12.8px; color: var(--text-soft); margin-bottom: 8px; }
.biz-desc { font-size: 12.8px; color: var(--muted); line-height: 1.75; }

.biz-split.is-single { grid-template-columns: minmax(0, 1fr) !important; }
.biz-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: 16px;
  margin-top: 16px;
}
.bars-wide { flex: 1 1 auto; height: auto; min-height: 200px; }
.finance-card { display: flex; flex-direction: column; }
.finance-notes { display: grid; gap: 8px; margin-top: 30px; }
.finance-notes li {
  position: relative;
  padding-left: 16px;
  font-size: 12.8px;
  color: var(--muted);
  line-height: 1.7;
}
.finance-notes li::before {
  content: "";
  position: absolute; left: 0; top: 0.6em;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--accent);
}
.finance-notes b { color: var(--accent); font-family: var(--mono); }

.order-card {
  padding: clamp(22px, 2.4vw, 30px);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.022);
}
.order-card h3 { font-size: 16px; font-weight: 600; color: var(--text-soft); }
.order-card h3 b {
  font-family: var(--mono);
  font-size: 26px;
  color: var(--accent);
  margin: 0 4px;
}
.order-card h3 span { font-size: 11.5px; color: var(--muted); }
.order-list { margin: 18px 0; display: grid; gap: 2px; }
.order-list li {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px 14px;
  padding: 12px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.07);
}
.order-list b { font-size: 13.4px; font-weight: 600; }
.order-list span { grid-column: 1; font-size: 11.8px; color: var(--muted); }
.order-list code {
  grid-row: 1 / span 2;
  grid-column: 2;
  align-self: center;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent);
  white-space: nowrap;
}
.funding {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding: 16px;
  border-radius: 14px;
  background: rgba(143, 176, 255, 0.06);
  border: 1px solid rgba(143, 176, 255, 0.18);
}
.funding b {
  display: block;
  font-family: var(--mono);
  font-size: 19px;
  color: var(--text);
  letter-spacing: -0.02em;
}
.funding small { font-size: 0.6em; color: var(--accent); margin-left: 2px; }
.funding span { font-size: 11px; color: var(--muted); }
.funding-note { margin-top: 12px; font-size: 11.8px; color: var(--muted); line-height: 1.7; }

.company-strip {
  margin-top: 16px;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr);
  gap: clamp(20px, 3vw, 40px);
  padding: clamp(24px, 2.8vw, 34px);
  border-radius: var(--radius);
  border: 1px dashed var(--line);
}
.company-strip h3 { font-size: 18px; margin-bottom: 10px; }
.company-strip p { font-size: 13.2px; color: var(--muted); line-height: 1.85; }
.company-strip ul { display: grid; gap: 10px; align-content: start; }
.company-strip li { display: flex; gap: 12px; align-items: baseline; }
.company-strip li b {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--accent);
  min-width: 30px;
}
.company-strip li span { font-size: 12.8px; color: var(--text-soft); }

/* ---------- 团队 ---------- */
.team-lead {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 16px;
}
.leader-card {
  display: flex;
  gap: 22px;
  padding: clamp(24px, 2.6vw, 34px);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background:
    radial-gradient(ellipse 60% 80% at 0% 0%, rgba(143, 176, 255, 0.1), transparent 62%),
    rgba(255, 255, 255, 0.022);
}
.avatar {
  flex-shrink: 0;
  width: 76px; height: 76px;
  display: grid; place-items: center;
  border-radius: 22px;
  background: linear-gradient(140deg, rgba(143, 176, 255, 0.9), rgba(61, 139, 255, 0.85));
  color: #04110e;
  font-size: 32px;
  font-weight: 800;
}
.leader-card h3 { font-size: 24px; margin: 4px 0 10px; }
.leader-desc { font-size: 13.4px; color: var(--muted); line-height: 1.85; }
.leader-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.leader-tags li {
  padding: 4px 11px;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-size: 11.5px;
  color: var(--text-soft);
}
.leader-focus {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 18px;
}
.leader-focus span {
  padding: 9px 12px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
  font-size: 12px;
  color: var(--muted);
  text-align: center;
}
.leader-quote {
  margin: 18px 0 0;
  padding: 4px 0 4px 14px;
  border-left: 2px solid rgba(143, 176, 255, 0.55);
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-soft);
  letter-spacing: 0.02em;
}

.member-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-top: 34px; }
@media (max-width: 1080px) { .member-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.member {
  padding: 16px 18px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.022);
  transition: border-color 0.3s, background 0.3s;
}
.member:hover { border-color: rgba(143, 176, 255, 0.3); background: rgba(143, 176, 255, 0.05); }
.member b { display: block; font-size: 15px; }
.member span {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  margin: 4px 0 6px;
  letter-spacing: 0.04em;
}
.member small { font-size: 11.5px; color: var(--muted); line-height: 1.6; }

.advisor-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 16px;
}
.advisor {
  padding: 22px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.018);
}
.advisor b { display: block; font-size: 16px; margin-bottom: 6px; }
.advisor span { display: block; font-size: 11.5px; color: var(--accent); line-height: 1.65; margin-bottom: 9px; }
.advisor p { font-size: 12.6px; color: var(--muted); line-height: 1.75; }

/* ---------- 时间线 ---------- */
.timeline {
  position: relative;
  display: grid;
  gap: 4px;
  padding-left: 26px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 6px; top: 10px; bottom: 10px;
  width: 1px;
  background: linear-gradient(180deg, rgba(143, 176, 255, 0.65), rgba(255, 255, 255, 0.08));
}
.timeline li {
  position: relative;
  padding: 14px 0 14px 26px;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.06);
}
.timeline li::before {
  content: "";
  position: absolute;
  left: -26px; top: 24px;
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--bg-2);
  border: 2px solid var(--accent);
  box-shadow: 0 0 0 4px rgba(143, 176, 255, 0.09);
}
.timeline time {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 0.06em;
}
.timeline h3 { font-size: 17px; margin: 7px 0 6px; }
.timeline p { font-size: 13.4px; color: var(--muted); line-height: 1.78; max-width: 70ch; }

/* ---------- 联系 ---------- */
.section-cta {
  background:
    radial-gradient(ellipse 60% 70% at 50% 0%, rgba(143, 176, 255, 0.12), transparent 65%),
    var(--bg-2);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}
.cta-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(26px, 4vw, 60px);
  padding: clamp(26px, 3.4vw, 46px);
  border-radius: 26px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
  backdrop-filter: blur(6px);
}
.cta-copy h2 {
  font-size: clamp(26px, 3.2vw, 40px);
  margin-bottom: 16px;
  letter-spacing: -0.025em;
  background: linear-gradient(180deg, #fff 40%, #b6c6d0 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.contact-list {
  margin-top: 26px;
  display: grid;
  gap: 0;
  max-width: 420px;
}
.contact-list li {
  display: flex;
  gap: 18px;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
  font-size: 13.4px;
}
.contact-list b {
  min-width: 44px;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--accent);
  letter-spacing: 0.08em;
  padding-top: 3px;
}
.contact-list span { color: var(--text-soft); }

.cta-form {
  display: grid;
  gap: 14px;
  align-content: start;
  padding: clamp(20px, 2.4vw, 28px);
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.28);
}
.field { display: grid; gap: 7px; }
.field label { font-size: 12px; color: var(--muted); letter-spacing: 0.03em; }
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.035);
  color: var(--text);
  font: inherit;
  font-size: 14px;
  transition: border-color 0.25s, background 0.25s;
}
.field textarea { resize: vertical; min-height: 84px; }
.field input::placeholder,
.field textarea::placeholder { color: #66737c; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(143, 176, 255, 0.05);
}
.field select option { background: #0d1418; color: var(--text); }
.form-hint {
  font-size: 11.5px;
  color: var(--muted);
  line-height: 1.65;
  text-align: center;
}
.form-hint.is-ok { color: var(--accent); }
.form-hint.is-error { color: var(--warn); }

/* ---------- 页脚 ---------- */
.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.055);
  background: #04070a;
  padding: clamp(40px, 5vw, 64px) 0 26px;
}
.footer-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: 40px;
}
.footer-brand .brand { margin-bottom: 16px; }
.footer-brand p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.8;
  max-width: 34ch;
}
.footer-nav { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.footer-nav h4 {
  font-size: 13.5px;
  font-family: var(--mono);
  letter-spacing: 0.06em;
  color: var(--accent);
  margin-bottom: 12px;
  text-transform: uppercase;
}
.footer-nav a {
  display: block;
  font-size: 14.5px;
  color: var(--muted);
  padding: 5px 0;
  transition: color 0.25s, transform 0.25s;
}
.footer-nav a:hover { color: var(--text); transform: translateX(3px); }
.footer-bottom {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 12.5px;
  color: #67757e;
  font-family: var(--mono);
}

/* ---------- 轻提示 ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 34px;
  z-index: 130;
  max-width: min(88vw, 460px);
  padding: 12px 20px;
  border-radius: 10px;
  background: rgba(20, 20, 24, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #e9e9ec;
  font-size: 13.5px;
  line-height: 1.6;
  text-align: center;
  transform: translate(-50%, 12px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s, transform 0.25s;
}
.toast.is-on { opacity: 1; transform: translate(-50%, 0); }

/* ---------- 回到顶部 ---------- */
.to-top {
  position: fixed;
  right: 24px; bottom: 24px;
  z-index: 90;
  width: 46px; height: 46px;
  display: grid; place-items: center;
  border-radius: 14px;
  border: 1px solid var(--line-strong);
  background: rgba(8, 13, 18, 0.85);
  backdrop-filter: blur(8px);
  color: var(--text);
  cursor: pointer;
  transition: transform 0.3s, border-color 0.3s, opacity 0.3s;
}
.to-top:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-3px); }
.to-top[hidden] { display: none; }

/* ---------- 滚动出现动画 ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.75s cubic-bezier(0.22, 0.7, 0.2, 1),
    transform 0.75s cubic-bezier(0.22, 0.7, 0.2, 1);
  transition-delay: var(--d, 0s);
  will-change: opacity, transform;
}
[data-reveal].is-visible { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .hero { min-height: 0; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-media { max-width: 620px; }
  .structure-grid { grid-template-columns: repeat(2, 1fr); }
  .biz-split,
  .market-grid { grid-template-columns: 1fr; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .advisor-row { grid-template-columns: repeat(2, 1fr); }
  .team-lead { grid-template-columns: 1fr; }
  .platform-band { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .nav {
    position: fixed;
    inset: 72px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 14px 5vw 22px;
    background: rgba(5, 8, 11, 0.97);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s, transform 0.3s;
    max-height: calc(100svh - 72px);
    overflow-y: auto;
  }
  .nav.is-open { opacity: 1; transform: none; pointer-events: auto; }
  .nav a { padding: 13px 14px; border-radius: 10px; font-size: 15px; }
  .nav a.is-active { background: rgba(143, 176, 255, 0.08); }
  .nav a.is-active::after { display: none; }
  .nav a.nav-cta { display: block; margin: 12px 0 0; text-align: center; }
  .nav-toggle { display: flex; }
  .brand-logo { height: 34px; }
  .pain-grid { grid-template-columns: repeat(2, 1fr); }
  .pain-tech-grid { grid-template-columns: 1fr; gap: 18px; }
  .product-split { grid-template-columns: 1fr; }
  .tab-list { grid-template-columns: 1fr; }
  .tab { padding: 14px 16px; }
  .tech-body { grid-template-columns: 1fr; }
  .compare-notes { grid-template-columns: 1fr; }
  .case-metrics { grid-template-columns: repeat(2, 1fr); }
  .gallery { grid-template-columns: 1fr; }
  .gallery figure { aspect-ratio: 16 / 10; }
  .case-foot { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .ip-list { grid-template-columns: 1fr; }
  .biz-grid { grid-template-columns: 1fr; }
  .company-strip { grid-template-columns: 1fr; }
  .cta-wrap { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .spec-list { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  :root { --shell: 92vw; }
  .media-frame { aspect-ratio: 4 / 3.4; }
  .media-hud { font-size: 9px; letter-spacing: 0.07em; padding: 34px 14px 12px; }
  .media-hud .hud-right { white-space: nowrap; }
  .media-badge { top: 12px; left: 12px; font-size: 11.5px; padding: 6px 11px; }
  .structure-grid,
  .pain-grid,
  .trust-grid,
  .advisor-row,
  .member-grid { grid-template-columns: 1fr; }
  .case-metrics { grid-template-columns: 1fr; }
  .metric-strip { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .link-grid { grid-template-columns: 1fr; }
  .tech-points li { grid-template-columns: 1fr; gap: 4px; }
  .price { font-size: 30px; }
  .funding { grid-template-columns: 1fr; gap: 12px; }
  .biz-split { grid-template-columns: 1fr; }
  .visual-specs b { font-size: 16px; }
  .timeline { padding-left: 20px; }
  .timeline li::before { left: -20px; }
  .footer-bottom { flex-direction: column; }
  .to-top { right: 16px; bottom: 16px; }
  .ip-list b { font-size: 12.6px; }
}

/* ---------- 减少动画 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
  .is-visible .bar { height: calc(var(--h) * 1%); }
}

/* ---------- 打印 ---------- */
@media print {
  .site-header, .to-top, .hero-bg, .cta-form { display: none !important; }
  body { background: #fff; color: #111; }
  .section, .hero { padding: 24px 0; }
  [data-reveal] { opacity: 1; transform: none; }
}

/* ========== 首页 · 核心产品系列 ========== */
.series {
  position: relative;
  padding: clamp(60px, 6.5vw, 104px) 0 clamp(50px, 5.5vw, 88px);
  background: #08080a;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}
.series-eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.3em;
  color: #8b8e9a;
}
.series-eyebrow span {
  width: 26px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.45));
}
.series-eyebrow span:last-child {
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.45), transparent);
}

.series-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 22px;
  margin: 18px 0 clamp(30px, 3.4vw, 46px);
}
.series-head h2 {
  font-size: clamp(32px, 3.8vw, 52px);
  font-weight: 800;
  letter-spacing: -0.025em;
  color: #fff;
}
.series-head h2 span {
  background: linear-gradient(180deg, #eef3ff 8%, #c9d8ff 96%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.series-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: #d5d8e1;
  font-size: 13.5px;
  white-space: nowrap;
  transition: border-color 0.3s, color 0.3s, background 0.3s, transform 0.3s;
}
.series-more:hover {
  border-color: rgba(109, 140, 255, 0.6);
  background: rgba(109, 140, 255, 0.08);
  color: #fff;
  transform: translateY(-2px);
}

.series-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}
.pcard {
  position: relative;
  padding: 28px 30px 26px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.075);
  background: linear-gradient(180deg, rgba(23, 23, 29, 0.92), rgba(12, 12, 15, 0.92));
  box-shadow: 0 22px 50px -36px rgba(0, 0, 0, 0.95);
  transition: border-color 0.35s, transform 0.35s, background 0.35s, box-shadow 0.35s;
}
.pcard:hover {
  border-color: rgba(169, 194, 255, 0.55);
  transform: translateY(-4px);
  background: linear-gradient(180deg, rgba(27, 29, 42, 0.95), rgba(12, 12, 15, 0.95));
  box-shadow: 0 34px 64px -30px rgba(0, 0, 0, 1), 0 0 0 1px rgba(169, 194, 255, 0.18);
}
.pcard-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}
.pcard-icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.07);
}
.pcard-icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: #c7cad9;
  stroke-width: 1.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.pcard-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 13px;
  border-radius: 999px;
  font-size: 11.5px;
  white-space: nowrap;
}
.pcard-badge.is-primary {
  color: #aab9ff;
  background: rgba(109, 140, 255, 0.12);
  border: 1px solid rgba(109, 140, 255, 0.32);
}
.pcard-badge.is-core {
  color: #c9d8ff;
  background: rgba(143, 176, 255, 0.1);
  border: 1px solid rgba(143, 176, 255, 0.3);
}

.pcard h3 {
  margin: 20px 0 12px;
  font-size: clamp(19px, 1.8vw, 25px);
  font-weight: 750;
  color: #fff;
}
.pcard-chip {
  display: inline-block;
  padding: 6px 13px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.03);
  font-size: 13px;
  color: #9ea5bb;
}
.pcard-desc {
  margin: 16px 0 22px;
  max-width: 48ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: #8d93a1;
}
.pcard-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14.5px;
  color: #6d8cff;
  transition: gap 0.25s, color 0.25s;
}
.pcard-link:hover { gap: 11px; color: #99acff; }

/* ========== 首页 · By the Numbers ========== */
.numbers {
  position: relative;
  padding: clamp(58px, 6.5vw, 100px) 0;
  background:
    radial-gradient(ellipse 70% 90% at 50% 0%, rgba(38, 52, 110, 0.5), transparent 68%),
    #07080c;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  text-align: center;
}
.numbers h2 {
  font-size: clamp(42px, 5.8vw, 84px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  background: linear-gradient(180deg, #ffffff 16%, #b7bac5 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.numbers-sub {
  margin: 18px auto 0;
  max-width: 64ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: #a6aab8;
}

.numbers-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: clamp(40px, 4.4vw, 60px);
}
.nstat {
  padding: 6px clamp(12px, 2vw, 28px);
  border-left: 1px solid rgba(255, 255, 255, 0.08);
}
.nstat:first-child { border-left: 0; }
.nstat b {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
  font-size: clamp(38px, 4.2vw, 62px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  background: linear-gradient(180deg, #8fb0ff 0%, #ffffff 54%, #f0d6a4 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.nstat b small { font-size: 0.42em; font-weight: 700; }
.nstat span {
  display: block;
  margin-top: 12px;
  font-size: 15.5px;
  font-weight: 600;
  color: #e7e9f0;
}
.nstat em {
  display: block;
  margin-top: 7px;
  font-style: normal;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: #797d8c;
}

/* ========== 首页 · 行动号召 ========== */
.cta-band {
  padding: clamp(46px, 5.5vw, 86px) 0;
  background: #08080a;
}
.cta-band-inner {
  position: relative;
  overflow: hidden;
  text-align: center;
  padding: clamp(44px, 5.2vw, 74px) 24px;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  background:
    radial-gradient(ellipse 55% 100% at 50% 0%, rgba(74, 92, 245, 0.24), transparent 66%),
    #0a0b10;
}
.cta-band-inner::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse 70% 80% at 50% 0%, #000 10%, transparent 72%);
  -webkit-mask-image: radial-gradient(ellipse 70% 80% at 50% 0%, #000 10%, transparent 72%);
  pointer-events: none;
}
.cta-band h2 {
  position: relative;
  font-size: clamp(26px, 3.3vw, 44px);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #fff;
}
.cta-band h2 span {
  background: linear-gradient(96deg, #8fb0ff 0%, #c7b8ff 52%, #f0d6a4 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.cta-band-inner p {
  position: relative;
  margin-top: 14px;
  font-size: 14.5px;
  color: #a6aab8;
}
.cta-band-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 30px;
  padding: 15px 36px;
  border-radius: 999px;
  background: #4a5cf5;
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  box-shadow: 0 14px 36px -12px rgba(74, 92, 245, 0.95);
  transition: background 0.3s, transform 0.3s, box-shadow 0.3s;
}
.cta-band-btn:hover {
  background: #5b6cff;
  transform: translateY(-2px);
  box-shadow: 0 20px 44px -14px rgba(74, 92, 245, 1);
}

@media (max-width: 900px) {
  .series-grid { grid-template-columns: 1fr; }
  .numbers-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 34px; }
  .nstat:nth-child(3) { border-left: 0; }
}

@media (max-width: 560px) {
  .series-head { flex-direction: column; align-items: flex-start; }
  .pcard { padding: 22px 20px 22px; }
  .numbers-stats { grid-template-columns: 1fr; row-gap: 28px; }
  .nstat { border-left: 0; border-top: 1px solid rgba(255, 255, 255, 0.08); padding-top: 24px; }
  .nstat:first-child { border-top: 0; padding-top: 0; }
  .cta-band-inner { padding: 40px 18px; }
}

/* ========== 导航下拉（关于我们） ========== */
.nav-item { position: relative; display: flex; align-items: center; }
.nav-menu {
  position: absolute;
  top: calc(100% + 4px);
  left: 50%;
  transform: translate(-50%, 8px);
  min-width: 168px;
  padding: 10px;
  border-radius: 12px;
  background: rgba(9, 10, 14, 0.97);
  border: 1px solid rgba(255, 255, 255, 0.09);
  box-shadow: 0 30px 60px -24px rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(14px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s, transform 0.25s, visibility 0.25s;
  z-index: 5;
}
.nav-item:hover .nav-menu,
.nav-item:focus-within .nav-menu {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}
.nav-menu a {
  position: relative;
  display: block;
  padding: 11px 16px 16px;
  border-radius: 8px;
  font-size: 14px;
  color: #c9ccd6;
  text-align: center;
  white-space: nowrap;
}
.nav-menu a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 6px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #2ee6c0;
  transform: translateX(-50%);
  opacity: 0.4;
  transition: opacity 0.25s, box-shadow 0.25s;
}
.nav-menu a:hover { background: rgba(255, 255, 255, 0.06); color: #fff; }
.nav-menu a:hover::after,
.nav-menu a.is-active::after { opacity: 1; box-shadow: 0 0 9px #2ee6c0; }
.nav-menu a.is-active { color: #fff; }

/* ========== 子页面标题条 ========== */
.page-head {
  position: relative;
  padding: 60px 0 10px;
  background: #08080a;
}
.page-head h1 {
  margin: 8px 0 16px;
  font-size: clamp(34px, 4.4vw, 60px);
  font-weight: 850;
  letter-spacing: -0.03em;
  line-height: 1.05;
  background: linear-gradient(180deg, #fff 28%, #b4bcc9 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.page-head .lead { max-width: 62ch; }
.page-head + .section { padding-top: clamp(28px, 3.4vw, 48px); }

/* ========== 团队简介 · 公司信息 ========== */
.about-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.about-facts,
.about-values {
  display: grid;
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  background: var(--line);
}
.about-facts li,
.about-values li {
  display: grid;
  grid-template-columns: 168px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 18px 22px;
  background: rgba(11, 11, 14, 0.94);
}
.about-facts b { font-family: var(--mono); font-size: 14px; color: var(--accent); letter-spacing: -0.01em; }
.about-facts span { font-size: 13.5px; color: var(--muted); }
.about-values b { font-size: 12.5px; color: var(--accent); letter-spacing: 0.1em; }
.about-values span { font-size: 14px; color: var(--text-soft); }

/* ========== 团队负责人 ========== */
.leader-hero {
  position: relative;
  padding: 36px 0 0;
  background: #08080a;
  overflow: hidden;
}
.leader-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(24px, 4vw, 60px);
  align-items: end;
}
.leader-photo { position: relative; align-self: end; }
.leader-photo img {
  position: relative;
  display: block;
  width: 100%;
  max-width: 440px;
  margin: 0 auto;
  height: auto;
  filter: drop-shadow(0 34px 60px rgba(0, 0, 0, 0.65));
  -webkit-mask-image: linear-gradient(180deg, #000 84%, transparent 100%);
  mask-image: linear-gradient(180deg, #000 84%, transparent 100%);
}
.leader-halo {
  position: absolute;
  left: 50%;
  bottom: 8%;
  width: 420px;
  height: 420px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(109, 140, 255, 0.42), transparent 66%);
  filter: blur(34px);
  pointer-events: none;
}
.leader-info { padding: 0; }
.leader-info h1 {
  margin: 6px 0 10px;
  font-size: clamp(42px, 5.2vw, 74px);
  font-weight: 850;
  letter-spacing: -0.035em;
  line-height: 1;
  background: linear-gradient(180deg, #fff 28%, #b4bcc9 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.leader-sub {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-soft);
  margin-bottom: 20px;
}
.leader-bio {
  max-width: 52ch;
  font-size: 14.5px;
  line-height: 1.95;
  color: var(--muted);
}
.leader-bio + .leader-bio { margin-top: 10px; }
.leader-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}
.leader-tags li {
  padding: 6px 13px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  font-size: 12px;
  color: var(--text-soft);
}
.leader-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

.leader-more { padding-top: clamp(30px, 3.6vw, 50px); }
.leader-facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  background: var(--line);
}
.leader-facts > div { padding: 26px 20px; text-align: center; background: rgba(11, 11, 14, 0.94); }
.leader-facts b {
  display: block;
  font-size: clamp(25px, 2.5vw, 36px);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #fff;
}
.leader-facts b small { font-size: 0.5em; color: var(--accent); margin-left: 2px; }
.leader-facts span { display: block; margin-top: 8px; font-size: 12px; color: var(--muted); }
.leader-quote-big {
  margin: 24px 0 0;
  padding: 26px 30px;
  border-left: 2px solid rgba(109, 140, 255, 0.6);
  border-radius: 0 14px 14px 0;
  background: rgba(255, 255, 255, 0.02);
  max-width: 76ch;
  font-size: clamp(16px, 1.55vw, 20px);
  line-height: 1.8;
  color: var(--text-soft);
}

@media (max-width: 900px) {
  .nav-item { display: block; }
  .nav-menu {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    min-width: 0;
    margin: 2px 0 6px 12px;
    padding: 2px 0 4px;
    background: transparent;
    border: 0;
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0;
    box-shadow: none;
    backdrop-filter: none;
  }
  .nav-menu a { padding: 10px 14px 12px; text-align: left; font-size: 14.5px; }
  .nav-menu a::after { left: 18px; bottom: 4px; transform: none; }

  .about-grid { grid-template-columns: 1fr; }
  .leader-hero-inner { grid-template-columns: 1fr; }
  .leader-photo img { max-width: 320px; }
  .leader-info { padding: 8px 0 40px; }
  .leader-facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 560px) {
  .page-head { padding-top: 40px; }
  .about-facts li,
  .about-values li { grid-template-columns: 1fr; gap: 4px; }
  .leader-facts { grid-template-columns: 1fr; }
  .leader-quote-big { padding: 20px 22px; }
}

/* ========== 主题切换按钮 ========== */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 3px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.05);
  cursor: pointer;
  flex-shrink: 0;
}
.theme-toggle span {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  color: #8b8f9c;
  transition: background 0.25s, color 0.25s, box-shadow 0.25s;
}
.theme-toggle svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}
[data-theme="dark"] .theme-toggle .tt-moon,
html:not([data-theme]) .theme-toggle .tt-moon {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}
[data-theme="light"] .theme-toggle { border-color: rgba(16, 18, 24, 0.16); background: rgba(16, 18, 24, 0.04); }
[data-theme="light"] .theme-toggle .tt-sun {
  background: #fff;
  color: #14161b;
  box-shadow: 0 2px 8px rgba(16, 18, 24, 0.18);
}
[data-theme="light"] .theme-toggle .tt-moon { color: #8b8f9c; }

/* ========== 浅色主题 ========== */
[data-theme="light"] {
  --bg: #f5f6f8;
  --bg-2: #ffffff;
  --bg-3: #eef0f4;
  --panel: rgba(16, 18, 24, 0.04);
  --line: rgba(16, 18, 24, 0.12);
  --line-strong: rgba(16, 18, 24, 0.2);
  --text: #14161b;
  --text-soft: #3c434f;
  --muted: #6a7280;
  --accent: #3f63c9;
  --accent-dim: rgba(63, 99, 201, 0.12);
  color-scheme: light;
}
[data-theme="light"] body { background: #f5f6f8; color: var(--text); }

/* 顶栏 */
[data-theme="light"] .site-header {
  background: linear-gradient(180deg, rgba(245, 246, 248, 0.97) 0%, rgba(245, 246, 248, 0.9) 100%);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(16, 18, 24, 0.05);
}
[data-theme="light"] .site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.88);
  border-bottom-color: rgba(16, 18, 24, 0.08);
}
[data-theme="light"] .brand-logo { filter: invert(1); }
[data-theme="light"] .nav a { color: #2b303a; }
[data-theme="light"] .nav a:hover { background: rgba(16, 18, 24, 0.05); color: #000; }
[data-theme="light"] .nav a.is-active { color: #000; }
[data-theme="light"] .nav a.nav-cta { border-color: #14161b; color: #14161b; }
[data-theme="light"] .nav a.nav-cta:hover { background: rgba(16, 18, 24, 0.06); border-color: #000; }
[data-theme="light"] .nav a.nav-cta.is-active { background: #14161b; color: #fff; }
[data-theme="light"] .lang-switch button { color: #6a7280; }
[data-theme="light"] .lang-switch button.is-active { background: #e6e8ee; color: #14161b; }
[data-theme="light"] .nav-menu { background: rgba(255, 255, 255, 0.98); border-color: rgba(16, 18, 24, 0.1); box-shadow: 0 26px 50px -24px rgba(16, 18, 24, 0.35); }
[data-theme="light"] .nav-menu a { color: #3c434f; }
[data-theme="light"] .nav-menu a:hover { background: rgba(16, 18, 24, 0.05); color: #000; }
[data-theme="light"] .nav-menu a.is-active { color: #000; }
[data-theme="light"] .nav-toggle { border-color: rgba(16, 18, 24, 0.18); background: rgba(16, 18, 24, 0.03); }
[data-theme="light"] .nav-toggle span { background: #14161b; }

/* 首屏 */
[data-theme="light"] .hero { background: #e9ebef; }
[data-theme="light"] .hero-bg-img { opacity: 1; filter: brightness(1.22) contrast(1.02) saturate(0.98); }
[data-theme="light"] .hero-scrim {
  background:
    linear-gradient(90deg, rgba(245, 246, 248, 0.94) 0%, rgba(245, 246, 248, 0.88) 12%, rgba(245, 246, 248, 0.72) 21%, rgba(245, 246, 248, 0.42) 27%, rgba(245, 246, 248, 0.14) 32%, rgba(245, 246, 248, 0) 37%, rgba(245, 246, 248, 0) 93%, rgba(245, 246, 248, 0.1) 100%),
    linear-gradient(180deg, rgba(245, 246, 248, 0.45) 0%, transparent 18%, transparent 72%, rgba(245, 246, 248, 0.55) 100%);
}
[data-theme="light"] .hero h1 { color: #14161b; }
[data-theme="light"] .hero h1 em { background-image: linear-gradient(96deg, #0f6f96 0%, #1887b8 55%, #2ba8d8 100%); }
[data-theme="light"] .hero-lead { color: #4a515d; }
[data-theme="light"] .hero-pill { background: rgba(255, 255, 255, 0.85); border-color: rgba(16, 18, 24, 0.12); color: #2b303a; }
[data-theme="light"] .hero-pill i { background: #0f9bd6; box-shadow: 0 0 10px rgba(15, 155, 214, 0.8); }
[data-theme="light"] .hero-btn { border-color: rgba(16, 18, 24, 0.28); color: #14161b; }
[data-theme="light"] .hero-btn:hover { border-color: #14161b; background: rgba(16, 18, 24, 0.05); }
[data-theme="light"] .hero-btn.is-primary { background: #14161b; border-color: #14161b; color: #fff; }
[data-theme="light"] .hero-btn.is-primary:hover { background: #2b303a; color: #fff; }
[data-theme="light"] .hero-meta { color: #6a7280; }
[data-theme="light"] .hero-meta b { color: #14161b; }
[data-theme="light"] .hero-scroll { color: #4a515d; }
[data-theme="light"] .hero-scroll i { background: linear-gradient(90deg, rgba(16, 18, 24, 0.4), transparent); }
[data-theme="light"] .hero-card { background: rgba(255, 255, 255, 0.92); border-color: rgba(16, 18, 24, 0.1); color: #14161b; }
[data-theme="light"] .hero-card:hover { background: #fff; border-color: rgba(16, 18, 24, 0.25); }
[data-theme="light"] .hero-card > span:not(.hero-card-kicker) { color: #6a7280; }
[data-theme="light"] .hero-card em { color: #14161b; }

/* 页面底色 */
[data-theme="light"] .page-head,
[data-theme="light"] .product-hero,
[data-theme="light"] .leader-hero,
[data-theme="light"] .series,
[data-theme="light"] .cta-band { background: #f5f6f8; }
[data-theme="light"] .numbers {
  background:
    radial-gradient(ellipse 72% 92% at 50% 0%, rgba(150, 179, 226, 0.55), transparent 70%),
    linear-gradient(180deg, #dfe8f6 0%, #e8edf6 100%);
}
[data-theme="light"] .site-footer { background: #eceef2; border-top-color: rgba(16, 18, 24, 0.08); }
[data-theme="light"] .section-alt { background: radial-gradient(ellipse 60% 40% at 50% 0%, rgba(16, 18, 24, 0.04), transparent 70%), var(--bg-2); }
[data-theme="light"] .section-cta { background: radial-gradient(ellipse 60% 70% at 50% 0%, rgba(63, 99, 201, 0.1), transparent 65%), var(--bg-2); }

/* 卡片表面 */
[data-theme="light"] .pain-card,
[data-theme="light"] .feature,
[data-theme="light"] .pcard,
[data-theme="light"] .trust-card,
[data-theme="light"] .biz-card,
[data-theme="light"] .member,
[data-theme="light"] .advisor,
[data-theme="light"] .case,
[data-theme="light"] .tab,
[data-theme="light"] .tech-body,
[data-theme="light"] .metric-strip,
[data-theme="light"] .flow-step,
[data-theme="light"] .link-card,
[data-theme="light"] .prio,
[data-theme="light"] .chart-card,
[data-theme="light"] .finance-card,
[data-theme="light"] .order-card,
[data-theme="light"] .ip-strip,
[data-theme="light"] .company-strip,
[data-theme="light"] .note-card,
[data-theme="light"] .spec-panel,
[data-theme="light"] .payload-panel,
[data-theme="light"] .platform-band,
[data-theme="light"] .cta-band-inner,
[data-theme="light"] .cta-wrap,
[data-theme="light"] .cta-form,
[data-theme="light"] .about-facts li,
[data-theme="light"] .about-values li,
[data-theme="light"] .leader-facts > div,
[data-theme="light"] .tech-metrics div {
  background: #ffffff;
  border-color: rgba(16, 18, 24, 0.1);
}
[data-theme="light"] .pain-card,
[data-theme="light"] .feature,
[data-theme="light"] .pcard,
[data-theme="light"] .trust-card,
[data-theme="light"] .case,
[data-theme="light"] .tab,
[data-theme="light"] .about-facts,
[data-theme="light"] .about-values,
[data-theme="light"] .leader-facts,
[data-theme="light"] .tech-metrics { background-color: transparent; }
[data-theme="light"] .about-facts,
[data-theme="light"] .about-values,
[data-theme="light"] .leader-facts { background: rgba(16, 18, 24, 0.1); }
[data-theme="light"] .tab.is-active { background: linear-gradient(180deg, rgba(63, 99, 201, 0.1), rgba(63, 99, 201, 0.02)); border-color: rgba(63, 99, 201, 0.4); }
[data-theme="light"] .tech-body { background: #fff; }
[data-theme="light"] .tech-photo,
[data-theme="light"] .platform-shot,
[data-theme="light"] .media-band { border-color: rgba(16, 18, 24, 0.1); }

/* 标题与文字 */
[data-theme="light"] .section-head h2,
[data-theme="light"] .page-head h1,
[data-theme="light"] .series-head h2,
[data-theme="light"] .numbers h2,
[data-theme="light"] .cta-copy h2,
[data-theme="light"] .leader-info h1,
[data-theme="light"] .ph-title {
  background-image: linear-gradient(180deg, #14161b 18%, #4a5261 100%);
}
[data-theme="light"] .series-head h2 span { background-image: linear-gradient(180deg, #5f80d8 8%, #2f4fa8 96%); }
[data-theme="light"] .cta-band h2 { color: #14161b; }
[data-theme="light"] .cta-band h2 span { background-image: linear-gradient(96deg, #1f6fb2 0%, #7a5cc4 52%, #5f80d8 100%); }
[data-theme="light"] .cta-band-inner p { color: #5c6472; }
[data-theme="light"] .numbers-sub { color: #5c6472; }
[data-theme="light"] .nstat b { background-image: linear-gradient(180deg, #1f6fb2 0%, #14161b 56%, #a9762a 100%); }
[data-theme="light"] .nstat span { color: #14161b; }
[data-theme="light"] .nstat em { color: #8b90a0; }
 [data-theme="light"] .ph-lead { color: #4a515d; }
[data-theme="light"] .ph-points li { color: #3c434f; }
[data-theme="light"] .ph-features span { color: #6a7280; }
[data-theme="light"] .ph-features article { background: #fff; border-color: rgba(16, 18, 24, 0.1); }
[data-theme="light"] .mini-table thead th { background: rgba(16, 18, 24, 0.04); color: #5c6472; }
[data-theme="light"] .mini-table td { color: #3c434f; }
[data-theme="light"] .pipeline span { background: #fff; border-color: rgba(16, 18, 24, 0.12); color: #3c434f; }
[data-theme="light"] .tech-patent { background: rgba(16, 18, 24, 0.03); color: #5c6472; }
[data-theme="light"] .prio-list span { color: #3c434f; }
[data-theme="light"] .link-card li { color: #5c6472; }
[data-theme="light"] .ph-badge { background: rgba(16, 18, 24, 0.04); border-color: rgba(16, 18, 24, 0.14); color: #3c434f; }
[data-theme="light"] .ph-stat { background: rgba(255, 255, 255, 0.92); border-color: rgba(16, 18, 24, 0.12); }
[data-theme="light"] .ph-stat b { color: #14161b; }
[data-theme="light"] .ph-stat span { color: #6a7280; }
[data-theme="light"] .ph-stat b small { color: #6a7280; }
[data-theme="light"] .ph-tag { background: rgba(255, 255, 255, 0.9); border-color: rgba(16, 18, 24, 0.12); color: #14161b; }
[data-theme="light"] .leader-sub { color: #3c434f; }
[data-theme="light"] .leader-facts b { color: #14161b; }
[data-theme="light"] .leader-quote-big { background: rgba(16, 18, 24, 0.03); color: #3c434f; }

/* 表格 / 图表 / 按钮 */
[data-theme="light"] .compare-table thead th { background: rgba(16, 18, 24, 0.04); color: #5c6472; }
[data-theme="light"] .compare-table tbody th { color: #3c434f; }
[data-theme="light"] .compare-table td { color: #3c434f; }
[data-theme="light"] .compare-table .col-us { background: rgba(63, 99, 201, 0.08); border-color: rgba(63, 99, 201, 0.2); }
[data-theme="light"] .compare-table tbody tr:hover td { background: rgba(16, 18, 24, 0.03); }
[data-theme="light"] .table-wrap { background: #fff; border-color: rgba(16, 18, 24, 0.1); }
[data-theme="light"] .bar { background: linear-gradient(180deg, rgba(63, 99, 201, 0.65), rgba(63, 99, 201, 0.12)); border-color: rgba(63, 99, 201, 0.25); }
[data-theme="light"] .bar.is-now { background: linear-gradient(180deg, #e67f1c, #f3c48a); box-shadow: 0 0 26px -8px rgba(63, 99, 201, 0.55); }
[data-theme="light"] .bars::before { background: rgba(16, 18, 24, 0.12); }
[data-theme="light"] .btn-outline,
[data-theme="light"] .btn-ghost { border-color: rgba(16, 18, 24, 0.22); color: #14161b; }
[data-theme="light"] .btn-outline:hover,
[data-theme="light"] .btn-ghost:hover { border-color: #14161b; background: rgba(16, 18, 24, 0.04); }
[data-theme="light"] .field input,
[data-theme="light"] .field select,
[data-theme="light"] .field textarea { background: #fff; border-color: rgba(16, 18, 24, 0.16); color: #14161b; }
[data-theme="light"] .field input::placeholder,
[data-theme="light"] .field textarea::placeholder { color: #9aa0ad; }
[data-theme="light"] .field select option { background: #fff; color: #14161b; }
[data-theme="light"] .contact-list li { border-bottom-color: rgba(16, 18, 24, 0.1); }
[data-theme="light"] .footer-nav a { color: #5c6472; }
[data-theme="light"] .footer-nav a:hover { color: #14161b; }
[data-theme="light"] .footer-bottom { color: #7b8290; }
[data-theme="light"] .toast { background: rgba(255, 255, 255, 0.98); border-color: rgba(16, 18, 24, 0.12); color: #14161b; }
[data-theme="light"] .to-top { background: rgba(255, 255, 255, 0.9); border-color: rgba(16, 18, 24, 0.14); color: #14161b; }
[data-theme="light"] .media-badge { background: rgba(255, 255, 255, 0.85); border-color: rgba(16, 18, 24, 0.12); color: #14161b; }

/* ========== 团队负责人（品牌页版） ========== */
.leader-hero {
  position: relative;
  padding: clamp(16px, 2vw, 30px) 0 clamp(40px, 4.4vw, 64px);
  background: #08080a;
  overflow: hidden;
}
.leader-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(28px, 4vw, 68px);
  align-items: center;
  min-height: calc(100svh - 160px);
}

.leader-photo img {
  max-width: 100%;
  width: 100%;
  margin: 0;
  filter: none;
  -webkit-mask-image: none;
  mask-image: none;
}
.portrait {
  position: relative;
  max-width: 470px;
  margin: 0 auto;
  padding: 13px;
  border-radius: 22px;
  border: 1px solid rgba(185, 205, 255, 0.55);
  background: linear-gradient(180deg, #f6f5f1 0%, #dedbd3 100%);
  box-shadow: 0 40px 80px -50px rgba(0, 0, 0, 0.9);
}
.portrait::before {
  content: "";
  position: absolute;
  inset: -11px;
  border-radius: 30px;
  border: 1px solid rgba(185, 205, 255, 0.2);
  pointer-events: none;
}
.portrait img {
  display: block;
  width: 100%;
  height: clamp(360px, 55vh, 560px);
  object-fit: cover;
  object-position: top center;
  border-radius: 12px;
}
.portrait-tag {
  position: absolute;
  padding: 10px 18px;
  border-radius: 999px;
  background: rgba(12, 12, 14, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: #efe9dc;
  font-size: 12.5px;
  letter-spacing: 0.08em;
  backdrop-filter: blur(8px);
  white-space: nowrap;
}
.portrait-tag.is-top { top: 26px; right: 26px; }
.portrait-tag.is-bottom { bottom: 30px; left: 26px; }

.leader-eyebrow {
  display: inline-block;
  padding: 9px 20px;
  border-radius: 999px;
  border: 1px solid rgba(185, 205, 255, 0.42);
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.3em;
  color: #b9cdff;
  text-transform: uppercase;
}
.leader-info h1 {
  margin: 26px 0 10px;
  font-size: clamp(44px, 5.4vw, 80px);
  font-weight: 850;
  letter-spacing: -0.03em;
  line-height: 1.02;
  color: #fff;
}
.leader-info h1 em {
  font-style: normal;
  background: linear-gradient(120deg, #e4ecff 0%, #b9cdff 55%, #7f9ce0 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.leader-en {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.42em;
  color: #8a8f9c;
  text-transform: uppercase;
}
.leader-role {
  margin-top: 20px;
  font-size: clamp(15px, 1.3vw, 18px);
  color: #dcdcdf;
  letter-spacing: 0.01em;
}
.leader-role span { color: #b9cdff; margin: 0 6px; }

.leader-divider {
  display: block;
  width: 54px;
  height: 2px;
  margin: 22px 0;
  border-radius: 2px;
  background: linear-gradient(90deg, #c9d8ff, #7f9ce0);
}

.leader-bio {
  max-width: 54ch;
  font-size: 15.5px;
  line-height: 2;
  color: #a3a8b4;
}
.leader-bio + .leader-bio { margin-top: 10px; }

.leader-stats {
  display: grid;
  grid-template-columns: repeat(3, auto);
  justify-content: start;
  gap: clamp(28px, 4vw, 62px);
  margin-top: 30px;
}
.leader-stats b {
  display: flex;
  align-items: baseline;
  gap: 2px;
  font-size: clamp(30px, 3.2vw, 44px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
  background: linear-gradient(120deg, #e4ecff 0%, #b9cdff 60%, #7f9ce0 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.leader-stats b small { font-size: 0.44em; font-weight: 700; }
.leader-stats span {
  display: block;
  margin-top: 9px;
  font-size: 12.5px;
  color: #8f95a1;
}

.leader-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }

@media (max-width: 1000px) {
  .leader-grid { grid-template-columns: 1fr; gap: 36px; }
  .leader-photo { min-height: 520px; }
  .leader-info { height: auto; }
  .leader-bio { margin-bottom: 0; font-size: 16.5px; }
  .portrait { max-width: 420px; margin: 0 auto; }
  .leader-info { padding-bottom: 10px; }
  .leader-stats { gap: 34px; }
}
@media (max-width: 560px) {
  .leader-stats { grid-template-columns: repeat(2, auto); gap: 22px 30px; }
  .portrait-tag { font-size: 11.5px; padding: 8px 14px; }
  .portrait-tag.is-top { top: 16px; right: 16px; }
  .portrait-tag.is-bottom { bottom: 18px; left: 16px; }
}

/* 浅色主题 */
[data-theme="light"] .leader-hero { background: #f5f6f8; }
[data-theme="light"] .portrait {
  border-color: rgba(63, 99, 201, 0.38);
  background: linear-gradient(180deg, #ffffff 0%, #e9e7e1 100%);
  box-shadow: 0 36px 70px -46px rgba(16, 18, 24, 0.45);
}
[data-theme="light"] .portrait::before { border-color: rgba(63, 99, 201, 0.2); }
[data-theme="light"] .leader-info h1 { color: #14161b; }
[data-theme="light"] .leader-info h1 em { background-image: linear-gradient(120deg, #7f9ce0 0%, #2f4fa8 100%); }
[data-theme="light"] .leader-en { color: #7b8290; }
[data-theme="light"] .leader-role { color: #3c434f; }
[data-theme="light"] .leader-role span { color: #7f9ce0; }
[data-theme="light"] .leader-divider { background: linear-gradient(90deg, #8eaae6, #2f4fa8); }
[data-theme="light"] .leader-bio { color: #5c6472; }
[data-theme="light"] .leader-stats b { background-image: linear-gradient(120deg, #7f9ce0 0%, #2f4fa8 100%); }
[data-theme="light"] .leader-stats span { color: #6a7280; }
[data-theme="light"] .leader-eyebrow { border-color: rgba(63, 99, 201, 0.35); color: #2f4fa8; }

/* ========== 浅色主题 · 产品系列可读性修正 ========== */
[data-theme="light"] .series-head h2 {
  background: none;
  -webkit-background-clip: border-box;
  background-clip: border-box;
  -webkit-text-fill-color: currentColor;
  color: #14161b;
}
[data-theme="light"] .series-head h2 span {
  background: none;
  -webkit-background-clip: border-box;
  background-clip: border-box;
  -webkit-text-fill-color: currentColor;
  color: #3f63c9;
}
[data-theme="light"] .pcard h3 { color: #14161b; }
[data-theme="light"] .pcard-desc { color: #5c6472; }
[data-theme="light"] .pcard-chip {
  background: #f4f5f7;
  border-color: rgba(16, 18, 24, 0.1);
  color: #4a515d;
}
[data-theme="light"] .pcard-icon {
  background: #f4f5f7;
  border-color: rgba(16, 18, 24, 0.08);
}
[data-theme="light"] .pcard-icon svg { stroke: #6a7280; }
[data-theme="light"] .pcard-link { color: #2f5bd7; }
[data-theme="light"] .pcard-link:hover { color: #1f47b0; }
[data-theme="light"] .pcard-badge.is-primary {
  background: rgba(74, 92, 245, 0.1);
  border-color: rgba(74, 92, 245, 0.3);
  color: #2f4bd0;
}
[data-theme="light"] .pcard {
  box-shadow: 0 22px 46px -34px rgba(16, 18, 24, 0.28);
}
[data-theme="light"] .pcard:hover {
  box-shadow: 0 30px 58px -30px rgba(16, 18, 24, 0.36), 0 0 0 1px rgba(63, 99, 201, 0.16);
}
[data-theme="light"] .pcard-badge.is-core {
  background: rgba(63, 99, 201, 0.1);
  border-color: rgba(63, 99, 201, 0.32);
  color: #3f63c9;
}
[data-theme="light"] .series-eyebrow { color: #7b8290; }
[data-theme="light"] .series-eyebrow span { background: linear-gradient(90deg, transparent, rgba(16, 18, 24, 0.28)); }
[data-theme="light"] .series-eyebrow span:last-child { background: linear-gradient(90deg, rgba(16, 18, 24, 0.28), transparent); }
[data-theme="light"] .series-more {
  border-color: rgba(16, 18, 24, 0.2);
  color: #14161b;
}
[data-theme="light"] .series-more:hover {
  border-color: #14161b;
  background: rgba(16, 18, 24, 0.04);
  color: #000;
}

.leader-more-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-size: 13.5px;
  color: var(--accent);
  transition: gap 0.25s, color 0.25s;
}
.leader-more-link:hover { gap: 11px; color: #dbe6ff; }
[data-theme="light"] .leader-more-link { color: #3f63c9; }
[data-theme="light"] .leader-more-link:hover { color: #1f47b0; }

/* ========== 研发历程 ========== */
.hist-hero {
  position: relative;
  padding: clamp(70px, 8vw, 120px) 0 clamp(30px, 4vw, 54px);
  text-align: center;
  background:
    radial-gradient(ellipse 60% 60% at 50% 0%, rgba(143, 176, 255, 0.14), transparent 70%),
    #08080a;
  overflow: hidden;
}
.hist-kicker {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.42em;
  color: #8a8f9c;
  margin-bottom: 22px;
}
.hist-hero h1 {
  font-size: clamp(48px, 8vw, 108px);
  font-weight: 850;
  letter-spacing: -0.04em;
  line-height: 1;
  background: linear-gradient(180deg, #ffffff 24%, #b7c0cf 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hist-hero h1 em {
  font-style: normal;
  background: linear-gradient(96deg, #9dbcff 0%, #ffffff 60%, #f0d6a4 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hist-tagline {
  margin-top: 26px;
  font-size: clamp(15px, 1.4vw, 18px);
  color: #c6cbda;
  letter-spacing: 0.04em;
}
.hist-tagline-en {
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.3em;
  color: #7d8394;
  text-transform: uppercase;
}
.hist-scroll {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin-top: 46px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.3em;
  color: #7d8394;
}
.hist-scroll i {
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, rgba(169, 194, 255, 0.8), transparent);
}

/* 三个阶段 */
.hist-phases { padding: clamp(40px, 5vw, 72px) 0 clamp(30px, 4vw, 48px); background: #08080a; text-align: center; }
.hist-eyebrow {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.32em;
  color: #8a8f9c;
  text-transform: uppercase;
}
.hist-phases h2 {
  margin: 16px 0 0;
  font-size: clamp(26px, 3.2vw, 42px);
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(180deg, #fff 30%, #b9c8d2 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hist-phases h2::after {
  content: "";
  display: block;
  width: 1px;
  height: 46px;
  margin: 26px auto 0;
  background: linear-gradient(180deg, rgba(169, 194, 255, 0.7), transparent);
}
.phase-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 34px;
  text-align: left;
}
.phase-card {
  position: relative;
  padding: 26px 26px 24px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(180deg, rgba(22, 24, 30, 0.9), rgba(12, 12, 15, 0.9));
  transition: border-color 0.35s, transform 0.35s;
}
.phase-card:hover { border-color: rgba(169, 194, 255, 0.45); transform: translateY(-3px); }
.phase-no {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.24em;
  color: var(--accent);
}
.phase-card h3 { margin: 12px 0 6px; font-size: 19px; }
.phase-range {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: #8a8f9c;
}
.phase-card p { margin-top: 12px; font-size: 13.5px; line-height: 1.8; color: var(--muted); }

/* 时间轴 */
.hist-track { padding: clamp(30px, 4vw, 60px) 0 clamp(50px, 6vw, 90px); background: #08080a; }
.hist-list {
  position: relative;
  max-width: 1120px;
  margin: 0 auto;
  padding: 10px 0;
}
.hist-list::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(169, 194, 255, 0.35) 8%, rgba(169, 194, 255, 0.35) 92%, transparent);
}
.hist-item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 0;
  padding: clamp(26px, 3.4vw, 44px) 0;
}
.hist-item::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 7px;
  height: 7px;
  margin: -3.5px 0 0 -3.5px;
  border-radius: 50%;
  background: #08080a;
  border: 1px solid rgba(169, 194, 255, 0.7);
  box-shadow: 0 0 0 4px rgba(169, 194, 255, 0.08);
}
.hist-copy { padding-right: clamp(32px, 5vw, 76px); }
.hist-no {
  display: block;
  font-family: var(--mono);
  font-size: clamp(34px, 4vw, 52px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  background: linear-gradient(180deg, rgba(169, 194, 255, 0.75), rgba(255, 255, 255, 0.12));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hist-copy time {
  display: block;
  margin-top: 6px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--accent);
}
.hist-copy h3 { margin: 10px 0 10px; font-size: clamp(20px, 2vw, 26px); font-weight: 750; color: #fff; }
.hist-copy p { max-width: 34ch; font-size: 14px; line-height: 1.9; color: var(--muted); }

.hist-photo {
  margin: 0;
  padding-left: clamp(32px, 5vw, 76px);
}
.hist-photo img {
  width: 100%;
  height: auto;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 30px 60px -40px rgba(0, 0, 0, 0.9);
  transition: transform 0.6s ease, border-color 0.4s;
}
.hist-item:hover .hist-photo img { transform: translateY(-4px); border-color: rgba(169, 194, 255, 0.35); }

/* 阶段分隔卡 */
.phase-divider {
  position: relative;
  z-index: 3;
  margin: clamp(26px, 3.4vw, 44px) auto;
  max-width: 780px;
  padding: clamp(28px, 3.2vw, 42px) clamp(24px, 3vw, 40px);
  text-align: center;
  border-radius: 18px;
  border: 1px solid rgba(169, 194, 255, 0.18);
  background:
    radial-gradient(ellipse 70% 100% at 50% 0%, rgba(143, 176, 255, 0.16), transparent 70%),
    #0d0e13;
}
.pd-label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.26em;
  color: var(--accent);
}
.phase-divider h3 {
  margin: 14px 0 8px;
  font-size: clamp(24px, 2.8vw, 36px);
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(180deg, #ffffff 30%, #c9d8ff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.phase-divider p { font-size: 13.5px; color: var(--muted); }
.pd-pills { display: flex; justify-content: center; gap: 10px; margin-top: 18px; flex-wrap: wrap; }
.pd-pills span {
  padding: 7px 16px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.04);
  font-size: 12px;
  color: #c6cbda;
}

/* 数据带 */
.hist-stats {
  padding: clamp(40px, 5vw, 76px) 0 clamp(50px, 6vw, 90px);
  background:
    radial-gradient(ellipse 70% 100% at 50% 0%, rgba(143, 176, 255, 0.12), transparent 70%),
    #06070a;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}
.hs-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  text-align: center;
}
.hs-grid b {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
  font-size: clamp(38px, 4.4vw, 62px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  background: linear-gradient(180deg, #a9c2ff 0%, #ffffff 52%, #f0d6a4 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 22px rgba(143, 176, 255, 0.35));
}
.hs-grid b small { font-size: 0.34em; font-weight: 700; }
.hs-grid span {
  display: block;
  margin-top: 10px;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: #9aa0ad;
}

/* 浅色主题 */
[data-theme="light"] .hist-hero {
  background: radial-gradient(ellipse 60% 60% at 50% 0%, rgba(63, 99, 201, 0.1), transparent 70%), #f5f6f8;
}
[data-theme="light"] .hist-kicker,
[data-theme="light"] .hist-eyebrow,
[data-theme="light"] .hist-tagline-en,
[data-theme="light"] .hist-scroll { color: #7b8290; }
[data-theme="light"] .hist-hero h1 { background-image: linear-gradient(180deg, #14161b 22%, #4a5261 100%); }
[data-theme="light"] .hist-hero h1 em { background-image: linear-gradient(96deg, #3f63c9 0%, #6f8fd8 60%, #7f9ce0 100%); }
[data-theme="light"] .hist-tagline { color: #3c434f; }
[data-theme="light"] .hist-phases,
[data-theme="light"] .hist-track { background: #f5f6f8; }
[data-theme="light"] .hist-phases h2 { background-image: linear-gradient(180deg, #14161b 30%, #4a5261 100%); }
[data-theme="light"] .phase-card { background: #fff; border-color: rgba(16, 18, 24, 0.1); }
[data-theme="light"] .phase-range { color: #6a7280; }
[data-theme="light"] .hist-list::before { background: linear-gradient(180deg, transparent, rgba(63, 99, 201, 0.35) 8%, rgba(63, 99, 201, 0.35) 92%, transparent); }
[data-theme="light"] .hist-item::before { background: #f5f6f8; border-color: rgba(63, 99, 201, 0.7); box-shadow: 0 0 0 4px rgba(63, 99, 201, 0.08); }
[data-theme="light"] .hist-no { background-image: linear-gradient(180deg, rgba(63, 99, 201, 0.8), rgba(16, 18, 24, 0.15)); }
[data-theme="light"] .hist-copy h3 { color: #14161b; }
[data-theme="light"] .hist-photo img { border-color: rgba(16, 18, 24, 0.1); box-shadow: 0 30px 60px -44px rgba(16, 18, 24, 0.4); }
[data-theme="light"] .phase-divider {
  background: radial-gradient(ellipse 70% 100% at 50% 0%, rgba(63, 99, 201, 0.1), transparent 70%), #fff;
  border-color: rgba(63, 99, 201, 0.2);
}
[data-theme="light"] .phase-divider h3 { background-image: linear-gradient(180deg, #14161b 30%, #3f63c9 100%); }
[data-theme="light"] .pd-pills span { background: rgba(16, 18, 24, 0.04); border-color: rgba(16, 18, 24, 0.12); color: #3c434f; }
[data-theme="light"] .hist-stats { background: radial-gradient(ellipse 70% 100% at 50% 0%, rgba(63, 99, 201, 0.08), transparent 70%), #eef1f6; border-top-color: rgba(16, 18, 24, 0.08); }
[data-theme="light"] .hs-grid b { background-image: linear-gradient(180deg, #3f63c9 0%, #14161b 52%, #7f9ce0 100%); filter: none; }
[data-theme="light"] .hs-grid span { color: #6a7280; }

@media (max-width: 900px) {
  .phase-grid { grid-template-columns: 1fr; }
  .hist-list { padding-left: 8px; }
  .hist-list::before { left: 12px; }
  .hist-item { grid-template-columns: 1fr; padding: 22px 0; }
  .hist-item::before { left: 12px; top: 26px; margin: 0 0 0 -3px; }
  .hist-copy { padding: 0 0 0 34px; }
  .hist-photo { padding: 16px 0 0 34px; }
  .hist-copy p { max-width: none; }
  .hs-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px; }
}

/* 时间轴 · 跟随鼠标/滚动的渐变进度线 */
.hist-line {
  position: absolute;
  z-index: 1;
  left: 50%;
  top: 0;
  width: 2px;
  height: 0;
  margin-left: -1px;
  z-index: 2;
  pointer-events: none;
}
.hist-line-fill {
  position: absolute;
  inset: 0;
  border-radius: 2px;
  background: linear-gradient(180deg, #f0d6a4 0%, #a9c2ff 34%, #5fd8ff 72%, #ffffff 100%);
  box-shadow: 0 0 16px rgba(95, 216, 255, 0.45), 0 0 40px rgba(95, 216, 255, 0.22);
}
.hist-line-head {
  position: absolute;
  left: 50%;
  bottom: -13px;
  width: 4px;
  height: 26px;
  transform: translateX(-50%);
  border-radius: 2px;
  background: #ffffff;
  box-shadow: 0 0 12px rgba(255, 255, 255, 0.95), 0 0 30px rgba(95, 216, 255, 0.85);
}
[data-theme="light"] .hist-line-fill {
  background: linear-gradient(180deg, #93aae6 0%, #3f63c9 40%, #1f9bd0 74%, #14161b 100%);
  box-shadow: 0 0 14px rgba(63, 99, 201, 0.35);
}
[data-theme="light"] .hist-line-head {
  background: #14161b;
  box-shadow: 0 0 12px rgba(16, 18, 24, 0.6), 0 0 26px rgba(63, 99, 201, 0.45);
}
@media (max-width: 900px) {
  .hist-line { left: 12px; }
  .hist-line-head { height: 18px; bottom: -9px; }
}

/* ========== 负责人页 v3：等高双栏 + 引言 + 核心信念 ========== */
.leader-grid {
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  align-items: stretch;
  min-height: 0;
  gap: clamp(56px, 6.2vw, 124px);
}
.leader-photo { position: relative; display: flex; align-self: stretch; min-height: 662px; }
.leader-info {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.leader-info > .leader-eyebrow { align-self: flex-start; }
.leader-info > .leader-divider { align-self: flex-start; }
.leader-bio {
  max-width: 46ch;
  margin-bottom: auto;
  font-size: 17.5px;
  line-height: 1.95;
}
.portrait {
  position: relative;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 12px;
}
.portrait img {
  position: absolute;
  inset: 12px;
  width: calc(100% - 24px);
  height: calc(100% - 24px);
  object-fit: cover;
  object-position: center 14%;
  border-radius: 12px;
}

/* 引言带 */
.leader-quote-band {
  padding: clamp(46px, 5.4vw, 78px) 0 clamp(40px, 5vw, 70px);
  background:
    radial-gradient(ellipse 60% 100% at 50% 0%, rgba(143, 176, 255, 0.1), transparent 70%),
    #06070a;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}
.quote-mark {
  display: block;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 54px;
  line-height: 1;
  color: rgba(169, 194, 255, 0.5);
  margin-bottom: 18px;
}
.leader-quote-band blockquote {
  margin: 0 auto;
  max-width: 40ch;
  font-size: clamp(18px, 2.1vw, 27px);
  line-height: 1.85;
  letter-spacing: 0.01em;
  color: #dfe3ec;
  font-weight: 500;
}
.quote-by {
  margin-top: 26px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: #82889a;
}
.quote-by span {
  display: inline-block;
  width: 34px;
  height: 1px;
  margin-right: 12px;
  vertical-align: middle;
  background: linear-gradient(90deg, transparent, rgba(169, 194, 255, 0.7));
}

/* 核心信念 */
.leader-values {
  padding: clamp(50px, 6vw, 90px) 0 clamp(60px, 7vw, 104px);
  background: #08080a;
  text-align: center;
}
.values-eyebrow {
  display: inline-block;
  padding: 8px 20px;
  border-radius: 999px;
  border: 1px solid rgba(169, 194, 255, 0.35);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.28em;
  color: #b9cdff;
}
.leader-values h2 {
  margin: 22px 0 12px;
  font-size: clamp(30px, 3.8vw, 52px);
  font-weight: 850;
  letter-spacing: -0.02em;
  background: linear-gradient(180deg, #ffffff 30%, #b9c8d2 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.values-sub { font-size: 14.5px; color: #8f95a1; }
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: clamp(30px, 4vw, 52px);
  text-align: left;
}
.value-card {
  position: relative;
  overflow: hidden;
  padding: 30px 28px 32px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(180deg, rgba(20, 22, 28, 0.92), rgba(11, 11, 14, 0.92));
  transition: border-color 0.35s, transform 0.35s;
}
.value-card:hover { border-color: rgba(169, 194, 255, 0.4); transform: translateY(-4px); }
.value-no {
  position: absolute;
  top: 18px;
  right: 24px;
  font-family: var(--mono);
  font-size: 44px;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: rgba(255, 255, 255, 0.06);
}
.value-icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 13px;
  border: 1px solid rgba(169, 194, 255, 0.28);
  background: rgba(143, 176, 255, 0.08);
}
.value-icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: #b9cdff;
  stroke-width: 1.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.value-card h3 { margin: 22px 0 12px; font-size: 20px; font-weight: 750; color: #fff; }
.value-card p { font-size: 13.8px; line-height: 1.9; color: var(--muted); }

/* 浅色主题 */
[data-theme="light"] .leader-quote-band {
  background: radial-gradient(ellipse 60% 100% at 50% 0%, rgba(63, 99, 201, 0.08), transparent 70%), #eef1f6;
  border-top-color: rgba(16, 18, 24, 0.08);
}
[data-theme="light"] .quote-mark { color: rgba(63, 99, 201, 0.45); }
[data-theme="light"] .leader-quote-band blockquote { color: #2b303a; }
[data-theme="light"] .quote-by { color: #6a7280; }
[data-theme="light"] .leader-values { background: #f5f6f8; }
[data-theme="light"] .values-eyebrow { border-color: rgba(63, 99, 201, 0.35); color: #3f63c9; }
[data-theme="light"] .leader-values h2 { background-image: linear-gradient(180deg, #14161b 30%, #4a5261 100%); }
[data-theme="light"] .values-sub { color: #6a7280; }
[data-theme="light"] .value-card { background: #fff; border-color: rgba(16, 18, 24, 0.1); }
[data-theme="light"] .value-card h3 { color: #14161b; }
[data-theme="light"] .value-no { color: rgba(16, 18, 24, 0.06); }
[data-theme="light"] .value-icon { background: rgba(63, 99, 201, 0.06); border-color: rgba(63, 99, 201, 0.25); }
[data-theme="light"] .value-icon svg { stroke: #3f63c9; }

@media (max-width: 1000px) {
  .leader-grid { grid-template-columns: 1fr; }
  .portrait { height: auto; }
  .portrait img { height: clamp(420px, 62vh, 560px); min-height: 0; }
  .values-grid { grid-template-columns: 1fr; }
}

/* 浅色主题：遮罩收窄后，给左侧文字加一层柔光保证可读 */
[data-theme="light"] .hero-lead,
[data-theme="light"] .hero h1,
[data-theme="light"] .hero-meta {
  text-shadow: 0 1px 1px rgba(255, 255, 255, 0.98), 0 0 10px rgba(255, 255, 255, 0.92), 0 0 26px rgba(255, 255, 255, 0.7);
}
[data-theme="light"] .hero h1 em { text-shadow: none; }
[data-theme="light"] .hero-lead { max-width: 392px; color: #2b313c; }

/* ========== 联系我们 v2 ========== */
.contact-v2 {
  --cv-bg: #08080a;
  --cv-card: linear-gradient(180deg, rgba(21, 23, 30, 0.94), rgba(12, 12, 15, 0.94));
  --cv-border: rgba(255, 255, 255, 0.09);
  --cv-text: #eef0f5;
  --cv-muted: #8f95a1;
  --cv-soft: rgba(255, 255, 255, 0.05);
  --cv-shadow: 0 26px 56px -42px rgba(0, 0, 0, 0.95);
  --cv-ico-bg: rgba(143, 176, 255, 0.12);
  padding: clamp(56px, 6.5vw, 104px) 0 clamp(64px, 7vw, 116px);
  background: var(--cv-bg);
}
[data-theme="light"] .contact-v2 {
  --cv-bg: #eef1f6;
  --cv-card: #ffffff;
  --cv-border: rgba(16, 18, 24, 0.06);
  --cv-text: #14161b;
  --cv-muted: #6a7280;
  --cv-soft: #f1f4f9;
  --cv-shadow: 0 22px 46px -34px rgba(16, 18, 24, 0.22);
  --cv-ico-bg: #eef3fc;
}

.cv-head { max-width: 720px; margin-bottom: clamp(30px, 3.6vw, 48px); }
.cv-head h1 {
  margin: 18px 0 0;
  font-size: clamp(30px, 3.6vw, 46px);
  line-height: 1.24;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--cv-text);
}
.cv-lead { margin-top: 16px; font-size: 15px; line-height: 1.85; color: var(--cv-muted); }

.cv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.06fr);
  gap: 20px;
  align-items: start;
}

/* 左侧信息卡 */
.cv-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.cv-card {
  padding: 20px 20px 22px;
  border-radius: 16px;
  border: 1px solid var(--cv-border);
  background: var(--cv-card);
  box-shadow: var(--cv-shadow);
  transition: transform 0.35s, box-shadow 0.35s, border-color 0.35s;
}
.cv-card:hover {
  transform: translateY(-3px);
  border-color: rgba(169, 194, 255, 0.35);
  box-shadow: 0 30px 58px -34px rgba(0, 0, 0, 0.9);
}
[data-theme="light"] .cv-card:hover { box-shadow: 0 28px 54px -30px rgba(16, 18, 24, 0.28); }
.cv-ico {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--cv-ico-bg);
}
.cv-ico svg {
  width: 21px;
  height: 21px;
  fill: none;
  stroke: #7f9ce0;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}
[data-theme="light"] .cv-ico svg { stroke: #3f63c9; }
.cv-label { margin-top: 16px; font-size: 13px; color: var(--cv-muted); }
.cv-value { margin-top: 6px; font-size: 16.5px; font-weight: 650; color: var(--cv-text); word-break: break-all; }

/* 微信卡 */
.cv-wechat {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 14px;
  padding: 20px 22px;
  border-radius: 18px;
  background: linear-gradient(120deg, #0d1119 0%, #101725 60%, #0f1622 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 26px 54px -38px rgba(0, 0, 0, 0.95);
}
[data-theme="light"] .cv-wechat {
  background: linear-gradient(120deg, #16233c 0%, #1d3358 60%, #16233c 100%);
  border-color: rgba(16, 18, 24, 0.12);
  box-shadow: 0 22px 46px -32px rgba(16, 18, 24, 0.35);
}
.cv-wechat-ico {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  flex: none;
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.08);
}
.cv-wechat-ico svg { width: 24px; height: 24px; fill: none; stroke: #cfe0ff; stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; }
.cv-wechat-copy { flex: 1 1 auto; }
.cv-wechat-title { font-size: 15px; font-weight: 700; color: #fff; }
.cv-wechat-sub { margin-top: 5px; font-size: 12.8px; line-height: 1.6; color: rgba(255, 255, 255, 0.62); }
.cv-copy {
  flex: none;
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font-size: 12.5px;
  cursor: pointer;
  transition: background 0.25s, border-color 0.25s;
}
.cv-copy:hover { background: rgba(255, 255, 255, 0.16); border-color: rgba(255, 255, 255, 0.36); }

/* 右侧表单 */
.cv-form {
  padding: clamp(24px, 2.6vw, 34px);
  border-radius: 20px;
  border: 1px solid var(--cv-border);
  background: var(--cv-card);
  box-shadow: var(--cv-shadow);
}
.cv-form h2 { font-size: clamp(21px, 2.2vw, 26px); font-weight: 800; letter-spacing: -0.01em; color: var(--cv-text); }
.cv-form-sub { margin-top: 8px; font-size: 13.5px; color: var(--cv-muted); }

.cv-chips-label { margin-top: 22px; font-size: 13.5px; font-weight: 650; color: var(--cv-text); }
.cv-chips { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 10px; }
.cv-chips button {
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--cv-border);
  background: var(--cv-soft);
  color: var(--cv-muted);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.25s;
}
.cv-chips button:hover { color: var(--cv-text); border-color: rgba(169, 194, 255, 0.4); }
.cv-chips button.is-on {
  background: var(--cv-text);
  border-color: var(--cv-text);
  color: var(--cv-bg);
  font-weight: 650;
}
[data-theme="light"] .cv-chips button.is-on { background: #14161b; border-color: #14161b; color: #fff; }

.cv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 16px; margin-top: 22px; }
.cv-field { display: flex; flex-direction: column; gap: 8px; }
.cv-field > span { font-size: 13.5px; font-weight: 650; color: var(--cv-text); }
.cv-field em { font-style: normal; color: #e0574f; }
.cv-field input,
.cv-field textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid transparent;
  background: var(--cv-soft);
  color: var(--cv-text);
  font-size: 14px;
  font-family: inherit;
  transition: border-color 0.25s, background 0.25s;
}
[data-theme="light"] .cv-field input,
[data-theme="light"] .cv-field textarea { background: #f1f4f9; border-color: transparent; }
.cv-field input::placeholder,
.cv-field textarea::placeholder { color: #9aa1ae; }
.cv-field input:focus,
.cv-field textarea:focus {
  outline: none;
  border-color: rgba(95, 130, 230, 0.65);
  background: var(--cv-card);
}
.cv-field textarea { min-height: 122px; resize: vertical; line-height: 1.7; }
.cv-field-full { margin-top: 16px; }
.cv-hint { margin-top: 12px; font-size: 12.5px; color: var(--cv-muted); }

.cv-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  margin-top: 22px;
  padding: 14px 20px;
  border: 0;
  border-radius: 12px;
  background: linear-gradient(96deg, #2f6bff 0%, #1f9bd0 100%);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  cursor: pointer;
  box-shadow: 0 18px 36px -20px rgba(47, 107, 255, 0.85);
  transition: transform 0.25s, box-shadow 0.25s, filter 0.25s;
}
.cv-submit:hover { transform: translateY(-2px); filter: brightness(1.06); box-shadow: 0 22px 42px -18px rgba(47, 107, 255, 0.95); }
.cv-submit span { font-size: 16px; }

@media (max-width: 1000px) {
  .cv-layout { grid-template-columns: 1fr; }
  .cv-cards { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
  .cv-cards { grid-template-columns: 1fr; }
  .cv-grid { grid-template-columns: 1fr; }
  .cv-wechat { flex-wrap: wrap; }
}

/* header / footer 更宽的内容区：两侧文字更靠边 */
.site-header .shell,
.footer-inner,
.footer-bottom {
  width: min(100% - 88px, 2160px);
}

@media (max-width: 720px) {
  .site-header .shell,
  .footer-inner,
  .footer-bottom { width: calc(100% - 32px); }
}

/* ========== 关于我们 landing（图二 + 图三） ========== */
.about-hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: min(92vh, 900px);
  padding: 150px 0 130px;
  text-align: center;
  overflow: hidden;
  background:
    radial-gradient(ellipse 62% 52% at 50% 34%, rgba(143, 176, 255, 0.13), transparent 68%),
    radial-gradient(ellipse 40% 40% at 50% 82%, rgba(95, 216, 255, 0.06), transparent 70%),
    #05060a;
}
.about-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.028) 1px, transparent 1px);
  background-size: 92px 92px;
  mask-image: radial-gradient(ellipse 62% 62% at 50% 45%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 62% 62% at 50% 45%, #000 20%, transparent 78%);
  pointer-events: none;
}
.about-hero-inner { position: relative; z-index: 2; }

.about-kicker {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: #8d94a4;
}

.about-hero h1 {
  margin: 26px 0 0;
  font-size: clamp(34px, 4.6vw, 76px);
  font-weight: 850;
  letter-spacing: 0.01em;
  line-height: 1.15;
  color: #fff;
}
.about-hero h1 .aw-dot {
  margin: 0 0.22em;
  color: rgba(255, 255, 255, 0.42);
  font-weight: 700;
}
.about-hero h1 .aw-1 { color: #a9c2ff; }
.about-hero h1 .aw-2 { color: #ffffff; }
.about-hero h1 .aw-3 { color: #cdd9ff; }

.about-hero-en {
  margin-top: 22px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.3em;
  color: #6e7687;
  text-transform: uppercase;
}
.about-hero-sub {
  margin-top: 30px;
  font-size: clamp(14.5px, 1.15vw, 16.5px);
  line-height: 1.9;
  color: #99a0ae;
}

.about-scroll {
  position: absolute;
  left: 50%;
  bottom: 40px;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  font-size: 11.5px;
  letter-spacing: 0.24em;
  color: #6e7687;
  white-space: nowrap;
}
.about-scroll i {
  display: block;
  width: 1px;
  height: 54px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.36), transparent);
}

/* 三张入口卡 */
.about-cards {
  padding: clamp(64px, 7.4vw, 112px) 0 clamp(74px, 8.6vw, 132px);
  background: #08080a;
}
.about-cards-head { text-align: center; margin-bottom: clamp(38px, 4.4vw, 60px); }
.about-cards-head h2 {
  margin-top: 20px;
  font-size: clamp(28px, 3.4vw, 48px);
  font-weight: 850;
  letter-spacing: -0.01em;
  color: #fff;
}
.about-cards-sub {
  margin: 16px auto 0;
  max-width: 720px;
  font-size: 15px;
  line-height: 1.85;
  color: #9299a7;
}

.about-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}
.about-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 30px 28px 28px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.085);
  background: linear-gradient(180deg, rgba(24, 27, 36, 0.86), rgba(13, 14, 20, 0.9));
  overflow: hidden;
  transition: transform 0.4s, border-color 0.4s, background 0.4s, box-shadow 0.4s;
}
.about-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 0%, rgba(143, 176, 255, 0.14), transparent 70%);
  opacity: 0;
  transition: opacity 0.4s;
  pointer-events: none;
}
.about-card:hover {
  transform: translateY(-6px);
  border-color: rgba(169, 194, 255, 0.42);
  box-shadow: 0 34px 70px -44px rgba(0, 0, 0, 0.95);
}
.about-card:hover::after { opacity: 1; }
.about-card.is-accent {
  border-color: rgba(169, 194, 255, 0.46);
  background: linear-gradient(180deg, rgba(38, 44, 62, 0.92), rgba(20, 23, 32, 0.95));
  box-shadow: 0 32px 68px -42px rgba(63, 99, 201, 0.55);
}
.about-card.is-accent::after { opacity: 0.75; }

.ac-num {
  position: absolute;
  top: 24px;
  right: 26px;
  font-family: var(--mono);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: rgba(255, 255, 255, 0.1);
}
.ac-ico {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.07);
}
.ac-ico svg {
  width: 25px;
  height: 25px;
  fill: none;
  stroke: #c3cfe8;
  stroke-width: 1.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.about-card.is-accent .ac-ico svg { stroke: #dbe6ff; }

.about-card h3 {
  margin-top: 24px;
  font-size: clamp(19px, 1.6vw, 23px);
  font-weight: 800;
  letter-spacing: 0.01em;
  color: #fff;
}
.ac-en {
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.24em;
  color: #7f8aa0;
}
.ac-desc {
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.8;
  color: #9aa1ae;
  flex: 1 1 auto;
}
.ac-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 26px;
  font-size: 14px;
  font-weight: 650;
  color: #a9c2ff;
  transition: gap 0.3s, color 0.3s;
}
.ac-more i { font-style: normal; }
.about-card:hover .ac-more { gap: 13px; color: #dbe6ff; }

/* ========== 团队简介 hero（图一） ========== */
.team-hero {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: min(88vh, 820px);
  overflow: hidden;
  background: #05060a;
}
.team-hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 44%;
}
.team-hero-scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(4, 5, 8, 0.9) 0%, rgba(4, 5, 8, 0.34) 18%, rgba(4, 5, 8, 0.12) 38%, rgba(4, 5, 8, 0.34) 66%, rgba(6, 7, 10, 0.78) 88%, #08080a 100%);
}
.team-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 56% 44% at 50% 62%, rgba(4, 5, 8, 0.6), transparent 72%),
    linear-gradient(180deg, transparent 44%, rgba(4, 5, 8, 0.4) 58%, rgba(4, 5, 8, 0.34) 78%, transparent 90%);
  pointer-events: none;
}
.team-hero-inner {
  position: relative;
  z-index: 2;
  padding-bottom: clamp(72px, 8vw, 118px);
  text-align: center;
}
.team-hero h1 {
  font-size: clamp(38px, 5.6vw, 88px);
  font-weight: 850;
  letter-spacing: 0.015em;
  line-height: 1.1;
  color: #fff;
  text-shadow: 0 4px 18px rgba(0, 0, 0, 0.65), 0 10px 48px rgba(0, 0, 0, 0.55);
}
.team-hero h1 .th-dot {
  margin: 0 0.16em;
  color: rgba(255, 255, 255, 0.55);
}
.team-hero-sub {
  margin-top: 20px;
  font-size: clamp(17px, 1.9vw, 26px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #fff;
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.6);
}
.team-hero-desc {
  margin: 20px auto 0;
  max-width: 940px;
  font-size: 15.5px;
  line-height: 1.95;
  color: rgba(255, 255, 255, 0.86);
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.7);
}
.team-hero-scroll {
  position: absolute;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%);
  z-index: 2;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.32em;
  color: rgba(255, 255, 255, 0.48);
}

@media (max-width: 1000px) {
  .about-grid-3 { grid-template-columns: 1fr; }
  .team-hero { min-height: min(78vh, 640px); }
}
@media (max-width: 620px) {
  .about-hero { min-height: auto; padding: 118px 0 96px; }
  .about-scroll { display: none; }
  .team-hero { min-height: 560px; }
  .team-hero-inner { padding-bottom: 66px; }
  .team-hero-desc { font-size: 14px; }
  .about-card { padding: 24px 22px; }
}

/* 浅色主题 */
[data-theme="light"] .about-hero {
  background:
    radial-gradient(ellipse 62% 52% at 50% 34%, rgba(63, 99, 201, 0.12), transparent 68%),
    #eef1f6;
}
[data-theme="light"] .about-hero::before {
  background-image:
    linear-gradient(rgba(16, 18, 24, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 18, 24, 0.05) 1px, transparent 1px);
}
[data-theme="light"] .about-kicker { color: #6a7280; }
[data-theme="light"] .about-hero h1 { color: #101319; }
[data-theme="light"] .about-hero h1 .aw-dot { color: rgba(16, 18, 24, 0.38); }
[data-theme="light"] .about-hero h1 .aw-1 { color: #3f63c9; }
[data-theme="light"] .about-hero h1 .aw-2 { color: #101319; }
[data-theme="light"] .about-hero h1 .aw-3 { color: #5f80d8; }
[data-theme="light"] .about-hero-en { color: #7b8290; }
[data-theme="light"] .about-hero-sub { color: #5c6472; }
[data-theme="light"] .about-scroll { color: #7b8290; }
[data-theme="light"] .about-scroll i { background: linear-gradient(180deg, rgba(16, 18, 24, 0.35), transparent); }
[data-theme="light"] .about-cards { background: #f5f6f9; }
[data-theme="light"] .about-cards-head h2 { color: #101319; }
[data-theme="light"] .about-cards-sub { color: #6a7280; }
[data-theme="light"] .about-card {
  background: #ffffff;
  border-color: rgba(16, 18, 24, 0.07);
  box-shadow: 0 20px 44px -34px rgba(16, 18, 24, 0.3);
}
[data-theme="light"] .about-card.is-accent {
  background: linear-gradient(180deg, #f7f9ff, #eef2fb);
  border-color: rgba(63, 99, 201, 0.35);
}
[data-theme="light"] .about-card::after { background: radial-gradient(ellipse 70% 60% at 50% 0%, rgba(63, 99, 201, 0.1), transparent 70%); }
[data-theme="light"] .ac-num { color: rgba(16, 18, 24, 0.1); }
[data-theme="light"] .ac-ico { background: #f1f4f9; border-color: rgba(16, 18, 24, 0.06); }
[data-theme="light"] .ac-ico svg { stroke: #3f63c9; }
[data-theme="light"] .about-card h3 { color: #101319; }
[data-theme="light"] .ac-en { color: #7b8290; }
[data-theme="light"] .ac-desc { color: #5c6472; }
[data-theme="light"] .ac-more { color: #3f63c9; }