/* ==========================================================================
   聚微科技官网 · 设计系统
   纯静态 · 零依赖 · 移动优先
   断点：>=1024 桌面 / 768-1023 平板 / <=767 手机
   ========================================================================== */

/* ---------- 1. 设计令牌 ---------- */
:root {
  /* 品牌色：取自聚微科技 logo（亮蓝 #009ce4 / 深蓝 #006cb4） */
  --brand: #009ce4;
  --brand-600: #0080c6;
  --brand-700: #006cb4;
  --brand-50: #ebf7fe;
  --brand-100: #d3eefc;
  --brand-grad: linear-gradient(135deg, #2fb4f0 0%, #009ce4 55%, #006cb4 100%);

  /* 中性色 */
  --ink: #0b1220;
  --ink-800: #16213a;
  --ink-700: #2b3648;
  --muted: #5b6b82;
  --muted-2: #8494a8;
  --line: #e7ebf0;
  --line-2: #f0f3f7;

  /* 背景 */
  --bg: #ffffff;
  --bg-soft: #f7f9fc;
  --bg-dark: #0b1220;

  /* 语义色 */
  --ok: #10b981;
  --warn: #f59e0b;

  /* 尺寸 */
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  /* 阴影 */
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, .05);
  --shadow: 0 6px 20px -6px rgba(16, 24, 40, .12);
  --shadow-lg: 0 24px 60px -20px rgba(16, 24, 40, .22);
  --shadow-brand: 0 12px 32px -10px rgba(0, 156, 228, .45);

  /* 布局 */
  --container: 1200px;
  --header-h: 68px;
  --ease: cubic-bezier(.22, .61, .36, 1);
}

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

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

body {
  margin: 0;
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC",
    system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-700);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body.nav-open { overflow: hidden; }

h1, h2, h3, h4, h5 {
  margin: 0;
  color: var(--ink);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -.01em;
}

p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; border: 0; background: none; }

:focus-visible {
  outline: 3px solid rgba(0, 156, 228, .55);
  outline-offset: 2px;
  border-radius: 6px;
}

::selection { background: var(--brand); color: #fff; }

/* ---------- 3. 布局工具 ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 20px;
}
.container-narrow { max-width: 880px; }

.section { padding: 88px 0; }
.section-sm { padding: 60px 0; }
.section-soft { background: var(--bg-soft); }
.section-dark { background: var(--bg-dark); color: #c7d2e0; }
.section-dark h1, .section-dark h2, .section-dark h3, .section-dark h4 { color: #fff; }

.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;
}

.grid { display: grid; gap: 22px; }
.g-2 { grid-template-columns: repeat(2, 1fr); }
.g-3 { grid-template-columns: repeat(3, 1fr); }
.g-4 { grid-template-columns: repeat(4, 1fr); }
.g-5 { grid-template-columns: repeat(5, 1fr); }

/* ---------- 4. 区块标题 ---------- */
.sec-head { max-width: 760px; margin: 0 auto 48px; text-align: center; }
.sec-head.left { margin-inline: 0; text-align: left; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  margin-bottom: 16px; padding: 6px 14px;
  font-size: 13px; font-weight: 700; letter-spacing: .04em;
  color: var(--brand-700);
  background: var(--brand-50);
  border: 1px solid var(--brand-100);
  border-radius: var(--radius-pill);
}
.eyebrow::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--brand);
}
.section-dark .eyebrow {
  color: #62c3f0; background: rgba(0, 156, 228, .14); border-color: rgba(0, 156, 228, .3);
}

.sec-title { font-size: clamp(26px, 3.6vw, 42px); }
.sec-sub { margin-top: 16px; font-size: 17px; color: var(--muted); }
.section-dark .sec-sub { color: #93a3b8; }

/* ---------- 5. 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 0 24px; height: 48px;
  font-size: 15px; font-weight: 700; white-space: nowrap;
  border-radius: var(--radius-pill);
  transition: transform .18s var(--ease), box-shadow .18s var(--ease),
              background-color .18s var(--ease), color .18s var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary { background: var(--brand-grad); color: #fff; box-shadow: var(--shadow-brand); }
.btn-primary:hover { box-shadow: 0 16px 40px -12px rgba(0, 156, 228, .55); }

.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: var(--ink-800); }

.btn-ghost { background: #fff; color: var(--ink); border: 1.5px solid var(--line); }
.btn-ghost:hover { border-color: var(--brand); color: var(--brand-600); }

.btn-outline-light { border: 1.5px solid rgba(255, 255, 255, .35); color: #fff; }
.btn-outline-light:hover { background: rgba(255, 255, 255, .12); border-color: #fff; }

.btn-sm { height: 40px; padding: 0 18px; font-size: 14px; }
.btn-lg { height: 56px; padding: 0 34px; font-size: 16px; }
.btn-block { width: 100%; }

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

.text-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-weight: 700; color: var(--brand-600);
}
.text-link::after { content: "→"; transition: transform .2s var(--ease); }
.text-link:hover::after { transform: translateX(4px); }

/* ---------- 6. 顶部通知条 ---------- */
.topbar {
  background: var(--ink); color: #cfd8e3;
  font-size: 13px;
}
.topbar .container {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; min-height: 38px;
}
.topbar-badge {
  display: inline-flex; align-items: center; gap: 7px;
  color: #fff; font-weight: 600;
}
.topbar-badge span.dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--brand);
  box-shadow: 0 0 0 3px rgba(0, 156, 228, .25);
}
.topbar-links { display: flex; align-items: center; gap: 18px; }
.topbar-links a { color: #cfd8e3; transition: color .18s; }
.topbar-links a:hover { color: #fff; }

/* ---------- 7. 头部导航 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 200;
  background: rgba(255, 255, 255, .88);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s, box-shadow .2s, background-color .2s;
}
.site-header.scrolled {
  border-bottom-color: var(--line);
  box-shadow: 0 4px 18px -8px rgba(16, 24, 40, .12);
}
.header-inner {
  display: flex; align-items: center; gap: 28px;
  min-height: var(--header-h);
}

.logo { display: inline-flex; align-items: center; gap: 11px; flex-shrink: 0; }
.logo-img {
  display: block; height: 40px; width: auto; flex-shrink: 0;
}
.drawer-head .logo-img { height: 34px; }
.footer-brand .logo-img { height: 44px; }
.logo-text { display: flex; flex-direction: column; line-height: 1.15; }
.logo-text b { font-size: 18px; font-weight: 800; color: var(--ink); letter-spacing: .02em; }
.site-header .logo-text b,
.nav-drawer .logo-text b { color: var(--ink); }
.logo-text small { font-size: 11px; color: var(--muted-2); letter-spacing: .06em; }

/* 头部 logo：整版 logo 图片 + 公司全称（用户指定横向结构，不要上下拆分） */
.site-header .logo { gap: 14px; }
.site-header .logo-img { height: 42px; }
.site-header .logo-name {
  font-size: 20px; font-weight: 800; color: var(--ink);
  letter-spacing: .02em; white-space: nowrap;
}
/* 公司全称较长，≥1240px 加宽头部容器并隐藏头部电话（顶栏已有号码），避免导航换行 */
@media (min-width: 1240px) {
  .site-header .container { max-width: 1400px; }
  .site-header .header-phone { display: none; }
}
/* 平板/窄屏（<1240px）隐藏全称，只保留 logo 图片，避免挤到导航 */
@media (max-width: 1239.98px) {
  .site-header .logo-name { display: none; }
}

.nav { display: flex; align-items: center; gap: 2px; margin-left: auto; }
.nav a {
  position: relative;
  display: block; padding: 10px 14px;
  font-size: 15px; font-weight: 600; color: var(--ink-700);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  flex-shrink: 0;
  transition: color .18s, background-color .18s;
}
.nav a:hover { color: var(--brand-600); background: var(--brand-50); }
.nav a.active { color: var(--brand-600); }
.nav a.active::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 2px;
  height: 2.5px; border-radius: 2px; background: var(--brand);
}

.header-cta { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.header-phone {
  display: flex; flex-direction: column; line-height: 1.2; text-align: right;
}
.header-phone small { font-size: 11px; color: var(--muted-2); }
.header-phone b { font-size: 15px; color: var(--ink); letter-spacing: .01em; }

/* 汉堡按钮 */
.nav-toggle {
  display: none; width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  place-items: center; margin-left: auto;
}
.nav-toggle span {
  display: block; width: 20px; height: 2px; border-radius: 2px;
  background: var(--ink); position: relative; transition: background-color .2s;
}
.nav-toggle span::before, .nav-toggle span::after {
  content: ""; position: absolute; left: 0; width: 20px; height: 2px;
  border-radius: 2px; background: var(--ink);
  transition: transform .25s var(--ease);
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { transform: translateY(-6px) rotate(-45deg); }

/* 移动端抽屉 —— z-index 必须高于 .site-header(200)，否则抽屉顶部会被导航栏遮住 */
.nav-drawer {
  position: fixed; inset: 0; z-index: 300;
  visibility: hidden; opacity: 0;
  transition: opacity .25s var(--ease), visibility .25s;
}
.nav-drawer.open { visibility: visible; opacity: 1; }
.nav-drawer-mask {
  position: absolute; inset: 0;
  background: rgba(11, 18, 32, .48);
  backdrop-filter: blur(2px);
}
.nav-drawer-panel {
  position: absolute; top: 0; right: 0;
  width: min(88vw, 380px); height: 100dvh;
  background: #fff; padding: 22px 20px 40px;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform .3s var(--ease);
  box-shadow: var(--shadow-lg);
}
.nav-drawer.open .nav-drawer-panel { transform: translateX(0); }
.drawer-head {
  display: flex; align-items: center; justify-content: space-between;
  padding-bottom: 18px; margin-bottom: 10px; border-bottom: 1px solid var(--line);
}
.drawer-close {
  width: 40px; height: 40px; border-radius: var(--radius-sm);
  display: grid; place-items: center; font-size: 22px; color: var(--muted);
  transition: background-color .18s, color .18s;
}
.drawer-close:hover { background: var(--bg-soft); color: var(--ink); }
.drawer-nav { display: flex; flex-direction: column; }
.drawer-nav a {
  padding: 15px 12px; font-size: 16px; font-weight: 600; color: var(--ink-700);
  border-radius: var(--radius-sm); border-bottom: 1px solid var(--line-2);
  transition: background-color .18s, color .18s, padding-left .18s;
}
.drawer-nav a:hover, .drawer-nav a.active { background: var(--brand-50); color: var(--brand-600); }
.drawer-foot { margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--line); }
.drawer-foot .btn { width: 100%; }
.drawer-contact { margin-top: 18px; font-size: 14px; color: var(--muted); }
.drawer-contact b { display: block; font-size: 18px; color: var(--ink); margin-top: 4px; }

/* ---------- 8. 首屏 Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  padding: 76px 0 88px;
  background:
    radial-gradient(900px 520px at 10% -8%, rgba(47, 180, 240, .22), transparent 60%),
    radial-gradient(800px 460px at 88% 6%, rgba(0, 108, 180, .18), transparent 58%),
    radial-gradient(680px 380px at 55% 18%, rgba(59, 130, 246, .14), transparent 60%),
    linear-gradient(180deg, #fbfdff 0%, #f0f9ff 55%, #fff 100%);
  background-size: 100% 100%, 100% 100%, 100% 100%, 200% 200%;
  animation: heroMesh 18s ease-in-out infinite alternate;
}
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(520px 300px at 20% 30%, rgba(0, 156, 228, .18), transparent 60%),
    radial-gradient(460px 260px at 80% 50%, rgba(47, 180, 240, .14), transparent 58%);
  animation: heroPulse 12s ease-in-out infinite alternate;
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(rgba(11, 18, 32, .04) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(11, 18, 32, .04) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: radial-gradient(820px 480px at 50% 0%, #000 18%, transparent 78%);
  -webkit-mask-image: radial-gradient(820px 480px at 50% 0%, #000 18%, transparent 78%);
  animation: gridDrift 24s linear infinite;
}
.hero .container { position: relative; z-index: 2; }

.hero-canvas {
  position: absolute; inset: 0; z-index: 1;
  width: 100%; height: 100%;
  opacity: .55;
  pointer-events: none;
}
.hero-orb {
  position: absolute; z-index: 0;
  border-radius: 50%;
  filter: blur(70px);
  pointer-events: none;
  opacity: .45;
}
.hero-orb.orb-1 {
  width: 340px; height: 340px;
  top: -80px; right: 18%;
  background: rgba(0, 156, 228, .38);
  animation: floatOrb 14s ease-in-out infinite;
}
.hero-orb.orb-2 {
  width: 260px; height: 260px;
  bottom: 10%; left: -60px;
  background: rgba(47, 180, 240, .32);
  animation: floatOrb 16s ease-in-out infinite reverse;
}
.hero-orb.orb-3 {
  width: 180px; height: 180px;
  top: 40%; right: 8%;
  background: rgba(59, 130, 246, .28);
  animation: floatOrb 18s ease-in-out infinite;
  animation-delay: -4s;
}

@media (max-width: 860px) {
  .hero-orb { display: none; }
  .hero-canvas { opacity: .35; }
}
@media (prefers-reduced-motion: reduce) {
  .hero, .hero::before, .hero::after, .hero-orb { animation: none; }
}
.hero-grid {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center;
}

.hero-pill {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 7px 15px 7px 8px; margin-bottom: 22px;
  font-size: 13.5px; font-weight: 700; color: var(--ink-700);
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius-pill); box-shadow: var(--shadow-sm);
}
.hero-pill em {
  font-style: normal; padding: 3px 9px; border-radius: var(--radius-pill);
  background: var(--brand-50); color: var(--brand-700); font-size: 12px; font-weight: 800;
}

.hero-title {
  font-size: clamp(32px, 5vw, 58px);
  line-height: 1.14; letter-spacing: -.02em;
}
.hero-title .hl {
  position: relative;
  background: var(--brand-grad);
  background-size: 200% auto;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  animation: shimmer 4s linear infinite;
}
.hero-title .hl::after {
  content: "驱动生意增长";
  position: absolute; left: 0; top: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,.55) 50%, transparent 100%);
  background-size: 50% 100%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  animation: shineSweep 3.5s ease-in-out infinite;
  pointer-events: none;
}
.hero-desc {
  margin-top: 22px; font-size: clamp(16px, 1.6vw, 18px);
  color: var(--muted); max-width: 560px;
}
.hero .btn-row { margin-top: 32px; }

.hero-tags {
  display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px;
}
.hero-tags span {
  padding: 7px 14px; font-size: 13px; font-weight: 600;
  color: var(--muted); background: #fff;
  border: 1px solid var(--line); border-radius: var(--radius-pill);
}

/* Hero 右侧数据卡 */
.hero-card {
  position: relative;
  padding: 26px; border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, .78);
  border: 1px solid rgba(255, 255, 255, .65);
  box-shadow:
    0 24px 60px -18px rgba(11, 18, 32, .14),
    0 0 0 1px rgba(255, 255, 255, .5) inset,
    0 0 40px -10px rgba(0, 156, 228, .22);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transform-style: preserve-3d;
  animation: cardFloat 6s ease-in-out infinite;
}
.hero-card-glow {
  position: absolute; inset: -1px; z-index: -1;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(0, 156, 228, .55), rgba(47, 180, 240, .25), rgba(59, 130, 246, .45));
  filter: blur(16px);
  opacity: .55;
  animation: glowPulse 4s ease-in-out infinite alternate;
}
.hero-card.reveal.in .hero-card-glow { opacity: .7; }
.hero-card-head em {
  font-style: normal; font-size: 12px; font-weight: 700;
  color: var(--ok); background: rgba(16, 185, 129, .1);
  padding: 3px 10px; border-radius: var(--radius-pill);
}
.hero-card-head {
  display: flex; align-items: center; justify-content: space-between;
  padding-bottom: 16px; margin-bottom: 18px; border-bottom: 1px dashed var(--line);
  font-size: 14px; font-weight: 700; color: var(--ink);
}
.hero-card-head em {
  font-style: normal; font-size: 12px; font-weight: 700;
  color: var(--ok); background: rgba(16, 185, 129, .1);
  padding: 3px 10px; border-radius: var(--radius-pill);
}
.hero-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.hero-metric {
  padding: 16px; border-radius: var(--radius);
  background: var(--bg-soft); border: 1px solid var(--line-2);
}
.hero-metric b {
  display: block; font-size: 26px; font-weight: 800; color: var(--ink);
  line-height: 1.2; letter-spacing: -.02em;
}
.hero-metric b i { font-style: normal; font-size: 15px; color: var(--brand-600); }
.hero-metric span { font-size: 13px; color: var(--muted); }
.hero-chart { margin-top: 18px; }
.hero-chart .bars {
  display: flex; align-items: flex-end; gap: 8px; height: 84px;
}
.hero-chart .bars i {
  flex: 1; border-radius: 6px 6px 3px 3px;
  background: linear-gradient(180deg, var(--brand-100), var(--brand));
  opacity: .9;
  transform-origin: bottom;
  transform: scaleY(0);
  transition: transform .6s cubic-bezier(.22, 1, .36, 1);
}
.hero-card.reveal.in .hero-chart .bars i {
  transform: scaleY(1);
}
.hero-card.reveal.in .hero-chart .bars i:nth-child(1) { transition-delay: .1s; }
.hero-card.reveal.in .hero-chart .bars i:nth-child(2) { transition-delay: .2s; }
.hero-card.reveal.in .hero-chart .bars i:nth-child(3) { transition-delay: .3s; }
.hero-card.reveal.in .hero-chart .bars i:nth-child(4) { transition-delay: .4s; }
.hero-card.reveal.in .hero-chart .bars i:nth-child(5) { transition-delay: .5s; }
.hero-card.reveal.in .hero-chart .bars i:nth-child(6) { transition-delay: .6s; }
.hero-card.reveal.in .hero-chart .bars i:nth-child(7) { transition-delay: .7s; }
.hero-chart .bars i:nth-child(1) { height: 34%; }
.hero-chart .bars i:nth-child(2) { height: 48%; }
.hero-chart .bars i:nth-child(3) { height: 40%; }
.hero-chart .bars i:nth-child(4) { height: 66%; }
.hero-chart .bars i:nth-child(5) { height: 58%; }
.hero-chart .bars i:nth-child(6) { height: 82%; }
.hero-chart .bars i:nth-child(7) { height: 100%; }
.hero-chart-label {
  display: flex; justify-content: space-between;
  margin-top: 9px; font-size: 12px; color: var(--muted-2);
}

/* ---------- 9. 数据条 ---------- */
.stats {
  background: var(--ink);
  background-image: radial-gradient(700px 260px at 15% 0%, rgba(0, 156, 228, .22), transparent 65%);
  padding: 46px 0;
}
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.stat { text-align: center; padding: 8px 12px; position: relative; }
.stat + .stat::before {
  content: ""; position: absolute; left: 0; top: 18%; height: 64%;
  width: 1px; background: rgba(255, 255, 255, .12);
}
.stat b {
  display: block; font-size: clamp(30px, 4vw, 44px); font-weight: 800;
  color: #fff; line-height: 1.12; letter-spacing: -.02em;
}
.stat b i { font-style: normal; font-size: .55em; color: var(--brand); margin-left: 2px; }
.stat span { display: block; margin-top: 8px; font-size: 14px; color: #93a3b8; }

/* ---------- 10. 品牌墙 ---------- */
.logos { padding: 40px 0; border-bottom: 1px solid var(--line); }
.logos-title {
  text-align: center; font-size: 14px; color: var(--muted-2);
  letter-spacing: .08em; margin-bottom: 26px;
}
.marquee { position: relative; overflow: hidden; }
.marquee::before, .marquee::after {
  content: ""; position: absolute; top: 0; bottom: 0; width: 90px; z-index: 2; pointer-events: none;
}
.marquee::before { left: 0; background: linear-gradient(90deg, #fff, transparent); }
.marquee::after { right: 0; background: linear-gradient(270deg, #fff, transparent); }
.marquee-track {
  display: flex; gap: 14px; width: max-content;
  animation: marquee 34s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* 首屏科技感动画 */
@keyframes heroMesh {
  0% { background-position: 0% 0%, 0% 0%, 0% 0%, 0% 0%; }
  50% { background-position: 12% 8%, -8% 6%, 6% -4%, 100% 100%; }
  100% { background-position: -6% 4%, 4% -6%, -4% 6%, 0% 100%; }
}
@keyframes heroPulse {
  0%, 100% { opacity: .55; transform: scale(1); }
  50% { opacity: .85; transform: scale(1.08); }
}
@keyframes gridDrift {
  0% { transform: translateY(0); }
  100% { transform: translateY(52px); }
}
@keyframes floatOrb {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(18px, -24px) scale(1.06); }
  66% { transform: translate(-14px, 16px) scale(.96); }
}
@keyframes cardFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
@keyframes glowPulse {
  0% { opacity: .4; filter: blur(14px); }
  100% { opacity: .75; filter: blur(20px); }
}
@keyframes shimmer {
  0% { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}
@keyframes shineSweep {
  0% { background-position: -100% 0; }
  100% { background-position: 200% 0; }
}
@keyframes barGrow {
  from { transform: scaleY(0); }
  to { transform: scaleY(1); }
}

.brand-chip {
  flex-shrink: 0;
  display: grid; place-items: center;
  min-width: 148px; height: 64px; padding: 0 22px;
  font-size: 16px; font-weight: 700; color: var(--ink-700);
  background: var(--bg-soft); border: 1px solid var(--line);
  border-radius: var(--radius); letter-spacing: .02em;
  transition: color .2s, border-color .2s, background-color .2s;
}
.brand-chip:hover { color: var(--brand-600); border-color: var(--brand-100); background: var(--brand-50); }

/* 客户 logo 墙 */
.client-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.client-card {
  display: flex; align-items: center; justify-content: center;
  min-height: 130px; padding: 20px;
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform .2s, box-shadow .2s;
}
.client-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.client-logo {
  max-width: 100%; max-height: 80px;
  object-fit: contain;
}
@media (max-width: 1024px) {
  .client-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 640px) {
  .client-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .client-card { min-height: 110px; padding: 16px; }
}
.marquee-track { gap: 40px; }

@media (prefers-reduced-motion: reduce) {
  .marquee-track { animation: none; }
  * { scroll-behavior: auto !important; }
}

/* ---------- 11. 卡片通用 ---------- */
.card {
  position: relative;
  padding: 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition: transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: var(--brand-100); }

.card-icon {
  width: 52px; height: 52px; border-radius: 14px;
  display: grid; place-items: center; margin-bottom: 18px;
  background: var(--brand-50); color: var(--brand-600);
  border: 1px solid var(--brand-100);
}
.card-icon svg { width: 26px; height: 26px; }
.card h3 { font-size: 19px; margin-bottom: 10px; }
.card p { font-size: 14.5px; color: var(--muted); }

.card-num {
  position: absolute; top: 22px; right: 26px;
  font-size: 40px; font-weight: 800; line-height: 1;
  color: var(--line-2); letter-spacing: -.03em;
}

.card-top-rule { overflow: hidden; }
.card-top-rule::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 3px;
  background: var(--brand-grad); opacity: 0;
  transition: opacity .22s var(--ease);
}
.card-top-rule:hover::before { opacity: 1; }

/* 深色卡（有赞式对比区块） */
.card-dark {
  background: var(--ink); border-color: rgba(255, 255, 255, .08);
}
.card-dark h3 { color: #fff; }
.card-dark p { color: #93a3b8; }
.card-dark .card-icon { background: rgba(0, 156, 228, .15); border-color: rgba(0, 156, 228, .3); color: #5cc0f2; }
.card-dark:hover { border-color: rgba(0, 156, 228, .45); }

/* ---------- 12. 能力三栏（公域/私域/效率） ---------- */
.pillar {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px;
}
.pillar-col {
  padding: 28px; border-radius: var(--radius-lg);
  background: #fff; border: 1px solid var(--line);
}
.pillar-col h3 {
  display: flex; align-items: center; gap: 10px;
  font-size: 20px; margin-bottom: 6px;
}
.pillar-col > p { font-size: 14px; color: var(--muted); margin-bottom: 20px; }
.pillar-badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 11.5px; font-weight: 800; letter-spacing: .06em;
  color: var(--brand-700); background: var(--brand-50);
  padding: 3px 10px; border-radius: var(--radius-pill); margin-bottom: 10px;
}
.pillar-list { display: flex; flex-direction: column; gap: 4px; }
.pillar-list a {
  display: flex; align-items: center; gap: 11px;
  padding: 11px 12px; border-radius: var(--radius-sm);
  font-size: 14.5px; font-weight: 600; color: var(--ink-700);
  transition: background-color .18s, color .18s, transform .18s var(--ease);
}
.pillar-list a:hover { background: var(--brand-50); color: var(--brand-700); transform: translateX(3px); }
.pillar-list .ico {
  width: 30px; height: 30px; flex-shrink: 0; border-radius: 9px;
  display: grid; place-items: center;
  background: var(--bg-soft); border: 1px solid var(--line);
  font-size: 14px; color: var(--brand-600);
}
.pillar-list a:hover .ico { background: #fff; border-color: var(--brand-100); }
.pillar-list small { display: block; font-size: 12px; font-weight: 500; color: var(--muted-2); }

/* ---------- 13. 行业卡 ---------- */
.industry {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 22px; border-radius: var(--radius);
  background: #fff; border: 1px solid var(--line);
  transition: transform .2s var(--ease), border-color .2s, box-shadow .2s;
}
.industry:hover { transform: translateY(-4px); border-color: var(--brand-100); box-shadow: var(--shadow); }
.industry .ico {
  width: 44px; height: 44px; flex-shrink: 0; border-radius: 12px;
  display: grid; place-items: center; font-size: 21px;
  background: var(--brand-50); border: 1px solid var(--brand-100);
}
.industry h4 { font-size: 16px; margin-bottom: 5px; }
.industry p { font-size: 13.5px; color: var(--muted); }

/* ---------- 14. 流程 ---------- */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; position: relative; }
.step { padding: 0 16px; text-align: center; position: relative; }
.step::before {
  content: ""; position: absolute; top: 26px;
  left: calc(50% + 30px); right: calc(-50% + 30px);
  height: 2px; background: var(--line);
}
.step:last-child::before { display: none; }
.step-dot {
  position: relative; z-index: 1;
  width: 54px; height: 54px; margin: 0 auto 16px;
  border-radius: 50%; display: grid; place-items: center;
  background: #fff; border: 2px solid var(--line);
  font-size: 17px; font-weight: 800; color: var(--muted);
  transition: all .25s var(--ease);
}
.step:hover .step-dot {
  background: var(--brand-grad); border-color: transparent; color: #fff;
  box-shadow: var(--shadow-brand); transform: scale(1.06);
}
.step h4 { font-size: 16px; margin-bottom: 7px; }
.step p { font-size: 13.5px; color: var(--muted); }

/* ---------- 15. 案例卡 ---------- */
.case-card {
  display: flex; flex-direction: column;
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s;
}
.case-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: var(--brand-100); }
.case-cover {
  height: 148px; position: relative;
  display: flex; align-items: flex-end; padding: 18px;
  background: var(--brand-grad);
}
.case-cover.c2 { background: linear-gradient(135deg, #2b6cf6, #1a3fb0); }
.case-cover.c3 { background: linear-gradient(135deg, #06b6d4, #0e7490); }
.case-cover.c4 { background: linear-gradient(135deg, #38bdf8, #0284c7); }
.case-cover.c5 { background: linear-gradient(135deg, #2563eb, #1e3a8a); }
.case-cover.c6 { background: linear-gradient(135deg, #0ea5e9, #0369a1); }
.case-cover::after {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, .28) 1px, transparent 1px);
  background-size: 18px 18px; opacity: .5;
}
.case-cover b {
  position: relative; z-index: 1;
  font-size: 22px; font-weight: 800; color: #fff; letter-spacing: .02em;
}
.case-cover span {
  position: absolute; top: 16px; left: 18px; z-index: 1;
  padding: 4px 11px; font-size: 12px; font-weight: 700; color: #fff;
  background: rgba(0, 0, 0, .22); border-radius: var(--radius-pill);
  backdrop-filter: blur(4px);
}
.case-body { padding: 22px; flex: 1; display: flex; flex-direction: column; }
.case-body h3 { font-size: 18px; margin-bottom: 10px; }
.case-body > p { font-size: 14px; color: var(--muted); flex: 1; }
.case-metrics {
  display: flex; gap: 22px; margin-top: 18px; padding-top: 16px;
  border-top: 1px dashed var(--line);
}
.case-metrics div b {
  display: block; font-size: 21px; font-weight: 800; color: var(--brand-600);
  line-height: 1.25; letter-spacing: -.01em;
}
.case-metrics div span { font-size: 12.5px; color: var(--muted-2); }
.case-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.case-tags i {
  font-style: normal; font-size: 12.5px; font-weight: 600;
  padding: 4px 11px; border-radius: var(--radius-pill);
  background: var(--bg-soft); border: 1px solid var(--line); color: var(--muted);
}

/* 挑战/方案 结构 */
.cs-block { margin-top: 16px; }
.cs-block h5 {
  font-size: 13px; font-weight: 800; letter-spacing: .06em;
  color: var(--brand-700); margin-bottom: 6px;
}
.cs-block p { font-size: 14px; color: var(--muted); }

/* ---------- 16. 评价 ---------- */
.quote {
  padding: 28px; border-radius: var(--radius-lg);
  background: #fff; border: 1px solid var(--line);
  display: flex; flex-direction: column;
  transition: transform .2s var(--ease), box-shadow .2s;
}
.quote:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.quote-mark {
  font-size: 46px; line-height: .8; font-weight: 800;
  color: var(--brand-100); margin-bottom: 8px;
}
.quote > p { font-size: 15px; color: var(--ink-700); flex: 1; }
.quote-foot {
  display: flex; align-items: center; gap: 13px; margin-top: 22px;
  padding-top: 18px; border-top: 1px solid var(--line-2);
}
.avatar {
  width: 44px; height: 44px; border-radius: 50%;
  display: grid; place-items: center; flex-shrink: 0;
  font-weight: 800; font-size: 16px; color: #fff;
  background: var(--brand-grad);
}
.avatar.b2 { background: linear-gradient(135deg, #2b6cf6, #1a3fb0); }
.avatar.b3 { background: linear-gradient(135deg, #06b6d4, #0e7490); }
.quote-foot b { display: block; font-size: 15px; color: var(--ink); }
.quote-foot small { font-size: 13px; color: var(--muted-2); }
.quote-result {
  display: inline-flex; align-items: center; gap: 7px;
  margin-top: 14px; padding: 6px 13px; width: fit-content;
  font-size: 13px; font-weight: 700; color: var(--brand-700);
  background: var(--brand-50); border-radius: var(--radius-pill);
}

/* ---------- 17. 优势条 ---------- */
.adv { display: flex; gap: 16px; padding: 24px 22px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); }
.adv .ico {
  width: 46px; height: 46px; flex-shrink: 0; border-radius: 13px;
  display: grid; place-items: center;
  background: var(--brand-grad); color: #fff;
}
.adv .ico svg { width: 23px; height: 23px; }
.adv h4 { font-size: 16px; margin-bottom: 6px; }
.adv p { font-size: 13.5px; color: var(--muted); }
.section-dark .adv { background: rgba(255, 255, 255, .04); border-color: rgba(255, 255, 255, .1); }
.section-dark .adv p { color: #93a3b8; }

/* ---------- 18. FAQ ---------- */
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden;
  transition: border-color .2s, box-shadow .2s;
}
.faq-item[open] { border-color: var(--brand-100); box-shadow: var(--shadow-sm); }
.faq-q {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 18px;
  width: 100%; padding: 20px 22px; text-align: left;
  font-size: 16px; font-weight: 700; color: var(--ink);
  list-style: none; cursor: pointer;
}
.faq-q::-webkit-details-marker { display: none; }
.faq-q::after {
  content: "+"; flex-shrink: 0;
  width: 26px; height: 26px; border-radius: 50%;
  display: grid; place-items: center;
  font-size: 19px; font-weight: 600; line-height: 1;
  color: var(--brand-600); background: var(--brand-50);
  transition: transform .25s var(--ease), background-color .25s, color .25s;
}
.faq-item[open] .faq-q::after { content: "−"; background: var(--brand); color: #fff; }
.faq-a { padding: 0 22px 22px; font-size: 14.5px; color: var(--muted); }

.faq-search {
  position: relative; max-width: 520px; margin: 0 auto 34px;
}
.faq-search input {
  width: 100%; height: 54px; padding: 0 52px 0 20px;
  font-size: 15px; color: var(--ink);
  background: #fff; border: 1.5px solid var(--line);
  border-radius: var(--radius-pill);
  transition: border-color .2s, box-shadow .2s;
}
.faq-search input:focus {
  outline: none; border-color: var(--brand);
  box-shadow: 0 0 0 4px rgba(0, 156, 228, .12);
}
.faq-search button {
  position: absolute; right: 6px; top: 6px;
  width: 42px; height: 42px; border-radius: 50%;
  display: grid; place-items: center;
  color: var(--muted); transition: color .2s, background-color .2s;
}
.faq-search button:hover { color: var(--brand-600); background: var(--brand-50); }
.faq-empty {
  padding: 40px 20px; text-align: center; font-size: 15px; color: var(--muted);
  background: var(--bg-soft); border-radius: var(--radius);
}
.faq-empty b { color: var(--ink); }

/* ---------- 19. 底部 CTA ---------- */
.cta-band {
  position: relative; overflow: hidden;
  padding: 74px 0;
  background: var(--ink);
  background-image:
    radial-gradient(760px 340px at 18% 0%, rgba(0, 156, 228, .3), transparent 62%),
    radial-gradient(620px 300px at 88% 100%, rgba(47, 180, 240, .18), transparent 62%);
}
.cta-band::after {
  content: ""; position: absolute; inset: auto 0 0 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 156, 228, .6), transparent);
}
.cta-inner { display: grid; grid-template-columns: 1.2fr .8fr; gap: 48px; align-items: center; position: relative; z-index: 1; }
.cta-inner h2 { font-size: clamp(26px, 3.4vw, 40px); color: #fff; }
.cta-inner p { margin-top: 16px; font-size: 16.5px; color: #a9b7c8; max-width: 560px; }
.cta-points { display: flex; flex-wrap: wrap; gap: 12px 26px; margin-top: 26px; }
.cta-points span {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14.5px; color: #dbe3ee; font-weight: 600;
}
.cta-points span::before {
  content: "✓"; display: grid; place-items: center;
  width: 19px; height: 19px; border-radius: 50%;
  font-size: 11px; font-weight: 800;
  color: #fff; background: var(--brand);
}
.cta-actions { display: flex; flex-direction: column; gap: 14px; }
.cta-phone {
  padding: 20px 22px; border-radius: var(--radius);
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .12);
  text-align: center;
}
.cta-phone small { display: block; font-size: 13px; color: #93a3b8; }
.cta-phone b { display: block; margin-top: 6px; font-size: 25px; font-weight: 800; color: #fff; letter-spacing: .01em; }
.cta-phone em { font-style: normal; display: block; margin-top: 5px; font-size: 12.5px; color: #7f8fa6; }

/* ---------- 20. 表单 ---------- */
.form-card {
  padding: 32px; border-radius: var(--radius-lg);
  background: #fff; border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 14px; font-weight: 700; color: var(--ink); }
.field label .req { color: #e5484d; margin-left: 3px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 13px 15px; font-size: 15px;
  background: var(--bg-soft);
  border: 1.5px solid var(--line); border-radius: var(--radius-sm);
  transition: border-color .2s, background-color .2s, box-shadow .2s;
}
.field textarea { min-height: 108px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; background: #fff; border-color: var(--brand);
  box-shadow: 0 0 0 4px rgba(0, 156, 228, .12);
}
.field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%235b6b82' stroke-width='3'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 15px center;
  padding-right: 42px;
}
.field .err { font-size: 13px; color: #e5484d; display: none; }
.field.invalid input, .field.invalid select, .field.invalid textarea { border-color: #e5484d; background: #fff5f5; }
.field.invalid .err { display: block; }
.form-note { margin-top: 16px; font-size: 13px; color: var(--muted-2); text-align: center; }
.form-alert {
  display: none; gap: 11px; align-items: flex-start;
  padding: 15px 17px; margin-bottom: 20px;
  font-size: 14.5px; font-weight: 600;
  border-radius: var(--radius-sm);
}
.form-alert.show { display: flex; }
.form-alert.ok { color: #067a52; background: #e9faf3; border: 1px solid #b6ecd6; }
.form-alert.bad { color: #b42318; background: #fff0ee; border: 1px solid #ffd3cd; }

/* ---------- 21. 内页头 ---------- */
.page-hero {
  padding: 62px 0 54px;
  background:
    radial-gradient(760px 340px at 10% -20%, rgba(47, 180, 240, .14), transparent 62%),
    linear-gradient(180deg, #f7fbff, #fff);
  border-bottom: 1px solid var(--line);
}
.page-hero h1 { font-size: clamp(28px, 4vw, 46px); letter-spacing: -.02em; }
.page-hero p { margin-top: 16px; font-size: 17px; color: var(--muted); max-width: 720px; }

.breadcrumb {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  margin-bottom: 20px; font-size: 13.5px; color: var(--muted-2);
}
.breadcrumb a { color: var(--muted); transition: color .18s; }
.breadcrumb a:hover { color: var(--brand-600); }
.breadcrumb li:not(:last-child)::after { content: "/"; margin-left: 8px; color: var(--line); }
.breadcrumb li { display: flex; align-items: center; }

/* ---------- 22. 页脚 ---------- */
.site-footer {
  background: var(--bg-dark);
  color: #93a3b8; padding: 66px 0 0;
  font-size: 14px;
}
.footer-grid {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.3fr; gap: 40px;
  padding-bottom: 46px;
}
.footer-brand .logo-img { filter: drop-shadow(0 2px 6px rgba(0, 0, 0, .2)); }
.footer-brand .logo-text b { color: #fff; }
.footer-brand .logo-text small { color: #7f8fa6; }
.footer-desc { margin-top: 20px; line-height: 1.85; color: #93a3b8; font-size: 13.5px; }
.footer-certs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.footer-certs i {
  font-style: normal; font-size: 12px; font-weight: 600;
  padding: 5px 11px; border-radius: var(--radius-pill);
  color: #c7d2e0; background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .1);
}
.footer-col h4 { color: #fff; font-size: 15px; margin-bottom: 20px; }
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col a { color: #93a3b8; font-size: 13.5px; transition: color .18s, transform .18s; display: inline-block; }
.footer-col a:hover { color: #fff; transform: translateX(3px); }
.footer-contact li { display: flex; gap: 11px; line-height: 1.7; }
.footer-contact .ico {
  width: 17px; height: 17px; flex-shrink: 0; margin-top: 5px;
  color: var(--brand); opacity: .9;
}
.footer-contact a { color: #fff; font-weight: 600; }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 14px;
  padding: 24px 0; border-top: 1px solid rgba(255, 255, 255, .08);
  font-size: 12.5px; color: #7f8fa6;
}
.footer-bottom .legal { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.footer-bottom a { color: #7f8fa6; transition: color .18s; }
.footer-bottom a:hover { color: #c7d2e0; }

/* 悬浮咨询 */
.float-cta {
  position: fixed; right: 22px; bottom: 26px; z-index: 150;
  display: flex; flex-direction: column; gap: 10px;
}
.float-btn {
  width: 50px; height: 50px; border-radius: 50%;
  display: grid; place-items: center;
  background: #fff; color: var(--ink-700);
  border: 1px solid var(--line); box-shadow: var(--shadow);
  transition: transform .2s var(--ease), color .2s, border-color .2s, opacity .2s;
}
.float-btn:hover { transform: translateY(-3px); color: var(--brand-600); border-color: var(--brand-100); }
.float-btn.main { background: var(--brand-grad); color: #fff; border-color: transparent; box-shadow: var(--shadow-brand); }
.float-btn svg { width: 22px; height: 22px; }
.float-btn.top { opacity: 0; pointer-events: none; }
.float-btn.top.show { opacity: 1; pointer-events: auto; }

/* ---------- 23. 滚动显示动画 ---------- */
.reveal {
  opacity: 0; transform: translateY(22px);
  transition: opacity .6s var(--ease), transform .6s var(--ease);
}
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- 24. 内容排版（文章/详情） ---------- */
.prose { font-size: 16px; line-height: 1.95; color: var(--ink-700); }
.prose h2 { font-size: 25px; margin: 40px 0 16px; }
.prose h3 { font-size: 20px; margin: 32px 0 12px; }
.prose p { margin-bottom: 18px; }
.prose ul { margin: 0 0 20px; padding-left: 4px; }
.prose ul li { position: relative; padding-left: 24px; margin-bottom: 10px; }
.prose ul li::before {
  content: ""; position: absolute; left: 4px; top: 12px;
  width: 6px; height: 6px; border-radius: 50%; background: var(--brand);
}
.prose strong { color: var(--ink); font-weight: 700; }
.prose blockquote {
  margin: 26px 0; padding: 18px 22px;
  background: var(--brand-50); border-left: 3px solid var(--brand);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--ink-700); font-size: 15.5px;
}

/* ---------- 25. 标签筛选 ---------- */
.tabs { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 38px; }
.tab {
  padding: 9px 20px; font-size: 14px; font-weight: 700;
  color: var(--muted); background: #fff;
  border: 1px solid var(--line); border-radius: var(--radius-pill);
  transition: all .2s var(--ease);
}
.tab:hover { color: var(--brand-600); border-color: var(--brand-100); }
.tab.active { color: #fff; background: var(--ink); border-color: var(--ink); }

/* ---------- 26. 清单 / 时间线 ---------- */
.checklist { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.checklist li {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 16px 18px; font-size: 14.5px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
}
.checklist li::before {
  content: "✓"; flex-shrink: 0;
  width: 21px; height: 21px; margin-top: 2px;
  display: grid; place-items: center; border-radius: 50%;
  font-size: 12px; font-weight: 800; color: #fff; background: var(--ok);
}
.checklist li b { color: var(--ink); }

.timeline { position: relative; padding-left: 30px; }
.timeline::before {
  content: ""; position: absolute; left: 7px; top: 8px; bottom: 8px;
  width: 2px; background: linear-gradient(180deg, var(--brand), var(--line));
}
.tl-item { position: relative; padding-bottom: 30px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: ""; position: absolute; left: -30px; top: 5px;
  width: 16px; height: 16px; border-radius: 50%;
  background: #fff; border: 3px solid var(--brand);
}
.tl-item b { display: block; font-size: 15px; color: var(--brand-600); margin-bottom: 5px; }
.tl-item p { font-size: 14.5px; color: var(--muted); }

/* 实体信息表 */
.info-table { display: grid; grid-template-columns: 150px 1fr; gap: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.info-table div { padding: 15px 20px; font-size: 14.5px; border-bottom: 1px solid var(--line-2); }
.info-table div:nth-child(odd) { background: var(--bg-soft); font-weight: 700; color: var(--ink); }
.info-table div:nth-last-child(-n+2) { border-bottom: 0; }

/* 荣誉卡 */
.honor {
  display: flex; flex-direction: column; gap: 14px;
  padding: 26px; border-radius: var(--radius-lg);
  background: #fff; border: 1px solid var(--line);
  transition: transform .22s var(--ease), box-shadow .22s, border-color .22s;
}
.honor:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: var(--brand-100); }
.honor-medal {
  width: 58px; height: 58px; border-radius: 16px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, #ebf7fe, #d3eefc);
  border: 1px solid var(--brand-100); color: var(--brand-600);
  font-size: 26px;
}
.honor h3 { font-size: 17px; }
.honor p { font-size: 14px; color: var(--muted); }
.honor-meta { font-size: 13px; color: var(--muted-2); padding-top: 14px; border-top: 1px solid var(--line-2); }

/* ---------- 27. 响应式 ---------- */
@media (max-width: 1100px) {
  .header-phone { display: none; }
  .nav a { padding: 10px 11px; font-size: 14.5px; }
}

@media (max-width: 1024px) {
  :root { --header-h: 62px; }
  .section { padding: 68px 0; }
  .g-4, .g-5 { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 28px 20px; }
  .stat:nth-child(odd)::before { display: none; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero { padding: 52px 0 64px; }
  .cta-inner { grid-template-columns: 1fr; gap: 34px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 34px; }
  .steps { grid-template-columns: repeat(3, 1fr); gap: 30px 0; }
  .step::before { display: none; }
  .pillar { grid-template-columns: 1fr; }
  /* 平板区间改用移动端导航，避免桌面导航溢出 */
  .nav, .header-cta { display: none; }
  .nav-toggle { display: grid; }
  .topbar-links { display: none; }
  .topbar .container { justify-content: center; }
}

@media (max-width: 860px) {
  .g-3 { grid-template-columns: repeat(2, 1fr); }
  .checklist { grid-template-columns: 1fr; }
  .info-table { grid-template-columns: 1fr; }
  .info-table div:nth-child(odd) { border-bottom: 0; padding-bottom: 4px; }
  .info-table div:nth-child(even) { padding-top: 4px; }
}

@media (max-width: 640px) {
  body { font-size: 15.5px; line-height: 1.72; }
  .container { padding-inline: 16px; }
  .section { padding: 52px 0; }
  .section-sm { padding: 40px 0; }
  .g-2, .g-3, .g-4, .g-5 { grid-template-columns: 1fr; }
  .grid { gap: 16px; }
  .sec-head { margin-bottom: 32px; }
  .hero { padding: 40px 0 52px; }
  .hero-tags { display: none; }
  .hero-card { padding: 20px; }
  .hero-metrics { gap: 10px; }
  .hero-metric { padding: 13px; }
  .hero-metric b { font-size: 22px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px 14px; }
  .stat + .stat::before { display: none; }
  .card, .pillar-col { padding: 22px; }
  .logo-text small { display: none; }
  .steps { grid-template-columns: 1fr; gap: 22px; }
  .step { display: flex; gap: 16px; text-align: left; padding: 0; }
  .step-dot { margin: 0; flex-shrink: 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .form-grid { grid-template-columns: 1fr; }
  .form-card { padding: 22px; }
  .btn-row .btn { flex: 1; min-width: 0; padding: 0 18px; }
  .btn-row.center .btn { flex: 0 1 auto; }
  .cta-band { padding: 52px 0; }
  .float-cta { right: 14px; bottom: 16px; gap: 8px; }
  .float-btn { width: 46px; height: 46px; }
  .case-metrics { gap: 16px; }
  .brand-chip { min-width: 124px; height: 56px; font-size: 15px; }
  .quote { padding: 22px; }
}

/* ---------- 28. 打印 ---------- */
@media print {
  .site-header, .nav-drawer, .float-cta, .cta-band, .topbar { display: none !important; }
  body { color: #000; }
  .section { padding: 20px 0; }
}