/* ============================================================
   星际AI-GEO 官网样式
   深空科技风 · 星轨网格 · 星云辉光
   ============================================================ */

:root {
  --c-bg: #0B1020;
  --c-bg-2: #0F172A;
  --c-bg-3: #1E293B;
  --c-surface: rgba(30, 41, 59, 0.6);
  --c-surface-2: rgba(15, 23, 42, 0.8);
  --c-border: rgba(148, 163, 184, 0.15);
  --c-border-strong: rgba(148, 163, 184, 0.25);

  --c-primary: #3B82F6;
  --c-primary-light: #60A5FA;
  --c-accent: #22D3EE;
  --c-accent-light: #67E8F9;
  --c-gold: #F59E0B;
  --c-gold-light: #FBBF24;

  --c-text: #E2E8F0;
  --c-text-soft: #94A3B8;
  --c-text-dim: #64748B;
  --c-white: #F8FAFC;

  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --shadow-glow: 0 0 40px rgba(34, 211, 238, 0.15);
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-card-hover: 0 12px 48px rgba(0, 0, 0, 0.4), 0 0 30px rgba(59, 130, 246, 0.15);

  --font-display: 'Space Grotesk', 'Noto Sans SC', system-ui, sans-serif;
  --font-body: 'Noto Sans SC', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --container-max: 1280px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { border: none; background: none; cursor: pointer; font-family: inherit; }

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

/* ---------- 星轨背景 ---------- */
.starfield {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
  background:
    radial-gradient(ellipse at top, #1E293B 0%, #0B1020 50%, #070B16 100%);
}
#starCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.6;
}
.grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59, 130, 246, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 130, 246, 0.04) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}
.nebula-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.3;
}
.glow-1 {
  width: 600px; height: 600px;
  top: -200px; left: -100px;
  background: radial-gradient(circle, #3B82F6 0%, transparent 70%);
}
.glow-2 {
  width: 700px; height: 700px;
  bottom: -200px; right: -150px;
  background: radial-gradient(circle, #22D3EE 0%, transparent 70%);
  opacity: 0.15;
}

/* ---------- 通用按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  font-family: var(--font-display);
  transition: all 0.3s ease;
  white-space: nowrap;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn svg { flex-shrink: 0; }
.btn-lg {
  padding: 14px 28px;
  font-size: 15px;
  border-radius: var(--radius-lg);
}
.btn-block { width: 100%; justify-content: center; }

.btn-primary {
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-accent) 100%);
  color: #fff;
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(59, 130, 246, 0.45);
}

.btn-ghost {
  background: rgba(148, 163, 184, 0.08);
  color: var(--c-text);
  border-color: var(--c-border-strong);
  backdrop-filter: blur(10px);
}
.btn-ghost:hover {
  background: rgba(148, 163, 184, 0.15);
  border-color: var(--c-accent);
  color: var(--c-accent-light);
}

.btn-outline {
  background: transparent;
  color: var(--c-primary-light);
  border-color: rgba(59, 130, 246, 0.4);
}
.btn-outline:hover {
  background: rgba(59, 130, 246, 0.1);
  border-color: var(--c-primary-light);
}

/* ---------- 导航 ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: all 0.3s ease;
}
.nav.scrolled {
  padding: 10px 0;
  background: rgba(11, 16, 32, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--c-border);
}
.nav-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 40px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-mark {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
}
.logo-mark svg { width: 100%; height: 100%; }
.logo-text { display: flex; flex-direction: column; line-height: 1.2; }
.logo-name {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  background: linear-gradient(135deg, #fff 0%, #94A3B8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.01em;
}
.logo-sub {
  font-size: 11px;
  color: var(--c-text-dim);
  margin-top: 2px;
}

.nav-links {
  display: flex;
  gap: 4px;
  flex: 1;
  justify-content: center;
}
.nav-links a {
  padding: 8px 14px;
  font-size: 14px;
  color: var(--c-text-soft);
  border-radius: var(--radius-sm);
  transition: all 0.25s ease;
  font-weight: 400;
}
.nav-links a:hover {
  color: var(--c-white);
  background: rgba(148, 163, 184, 0.08);
}
.nav-cta { font-size: 13px; padding: 8px 16px; }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 22px; height: 2px;
  background: var(--c-text);
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* ---------- Section 通用 ---------- */
section {
  position: relative;
  padding: 120px 0;
}
.section-head { margin-bottom: 60px; }
.section-head.center { text-align: center; }
.section-eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-accent);
  padding: 6px 14px;
  border: 1px solid rgba(34, 211, 238, 0.3);
  border-radius: 100px;
  background: rgba(34, 211, 238, 0.06);
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.25;
  color: var(--c-white);
  letter-spacing: -0.02em;
}
.section-desc {
  margin-top: 14px;
  font-size: 16px;
  color: var(--c-text-soft);
  max-width: 640px;
}
.section-head.center .section-desc { margin-left: auto; margin-right: auto; }

/* ---------- HERO ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 0 80px;
  position: relative;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--c-accent-light);
  padding: 6px 14px;
  border: 1px solid rgba(34, 211, 238, 0.3);
  border-radius: 100px;
  background: rgba(34, 211, 238, 0.06);
  margin-bottom: 24px;
  font-weight: 500;
}
.eyebrow-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--c-accent);
  box-shadow: 0 0 8px var(--c-accent);
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.8); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(36px, 5.5vw, 64px);
  font-weight: 700;
  line-height: 1.15;
  color: var(--c-white);
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}
.grad-text {
  background: linear-gradient(135deg, var(--c-accent) 0%, var(--c-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-desc {
  font-size: 17px;
  line-height: 1.8;
  color: var(--c-text-soft);
  max-width: 560px;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  margin-bottom: 56px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}
.stat-item { min-width: 100px; }
.stat-num {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 700;
  line-height: 1;
  background: linear-gradient(135deg, var(--c-white) 0%, var(--c-accent-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 6px;
}
.stat-label {
  font-size: 13px;
  color: var(--c-text-dim);
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--c-border-strong);
}

/* Hero Visual - Orbit Card */
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.orbit-card {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  max-width: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.orbit-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(59, 130, 246, 0.2);
}
.ring-1 {
  width: 40%; height: 40%;
  border-color: rgba(34, 211, 238, 0.3);
  animation: spin 20s linear infinite;
}
.ring-2 {
  width: 65%; height: 65%;
  border-style: dashed;
  animation: spin 30s linear infinite reverse;
}
.ring-3 {
  width: 95%; height: 95%;
  border-color: rgba(59, 130, 246, 0.15);
  animation: spin 45s linear infinite;
}
@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.orbit-core {
  position: relative;
  width: 28%;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}
.orbit-core svg { width: 100%; height: 100%; position: relative; z-index: 2; }
.core-glow {
  position: absolute;
  inset: -30%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.3) 0%, rgba(59, 130, 246, 0.1) 40%, transparent 70%);
  filter: blur(20px);
  animation: core-pulse 4s ease-in-out infinite;
}
@keyframes core-pulse {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.15); opacity: 1; }
}

.orbit-tag {
  position: absolute;
  padding: 6px 14px;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid var(--c-border-strong);
  border-radius: 100px;
  font-size: 12px;
  font-weight: 500;
  color: var(--c-text);
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
  white-space: nowrap;
  z-index: 3;
}
.orbit-tag span {
  background: linear-gradient(135deg, var(--c-accent-light), var(--c-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: var(--font-display);
  font-weight: 600;
}
.tag-1 { top: 10%; left: 15%; animation: float-tag 6s ease-in-out infinite; }
.tag-2 { top: 20%; right: 5%; animation: float-tag 7s ease-in-out infinite 0.5s; }
.tag-3 { bottom: 25%; right: 0; animation: float-tag 8s ease-in-out infinite 1s; }
.tag-4 { bottom: 10%; left: 20%; animation: float-tag 6.5s ease-in-out infinite 1.5s; }
.tag-5 { top: 45%; left: -5%; animation: float-tag 7.5s ease-in-out infinite 2s; }
.tag-6 { top: 5%; right: 30%; animation: float-tag 5.5s ease-in-out infinite 2.5s; }
@keyframes float-tag {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero-scrolldown {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: var(--c-text-dim);
  font-size: 12px;
  letter-spacing: 0.1em;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: var(--c-border-strong);
  position: relative;
  overflow: hidden;
}
.scroll-dot {
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 3px; height: 8px;
  background: var(--c-accent);
  border-radius: 2px;
  animation: scroll-down 2s ease-in-out infinite;
}
@keyframes scroll-down {
  0% { top: -10px; opacity: 0; }
  50% { opacity: 1; }
  100% { top: 100%; opacity: 0; }
}

/* ---------- 大模型适配（新版品牌图标） ---------- */
.models-grid {
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  gap: 16px;
}
.model-card {
  position: relative;
  padding: 24px 16px 20px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(10px);
  overflow: hidden;
}
.model-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(80px circle at 50% 30%, rgba(59, 130, 246, 0.12), transparent 70%);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}
.model-card:hover {
  transform: translateY(-6px);
  border-color: rgba(34, 211, 238, 0.4);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35), 0 0 30px rgba(34, 211, 238, 0.1);
}
.model-card:hover::before { opacity: 1; }
.model-card:hover .model-ico {
  transform: scale(1.08) rotate(-3deg);
}
.model-ico {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  border-radius: 16px;
  overflow: hidden;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}
.model-ico svg {
  width: 100%;
  height: 100%;
  display: block;
}
.model-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-white);
  margin-bottom: 4px;
  font-family: var(--font-display);
  letter-spacing: -0.01em;
}
.model-brand {
  font-size: 12px;
  color: var(--c-text-dim);
  font-family: var(--font-display);
}
@media (max-width: 1100px) {
  .models-grid { grid-template-columns: repeat(5, 1fr); }
}
@media (max-width: 720px) {
  .models-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 420px) {
  .models-grid { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .model-card { padding: 16px 8px 14px; }
  .model-ico { width: 44px; height: 44px; border-radius: 12px; }
  .model-name { font-size: 13px; }
  .model-brand { font-size: 10px; }
}

/* ---------- 企业简介 ---------- */
.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-visual { position: relative; }
.about-img-wrap {
  position: relative;
  aspect-ratio: 4/5;
  background: linear-gradient(135deg, rgba(30, 27, 75, 0.6), rgba(15, 23, 42, 0.8));
  border-radius: var(--radius-xl);
  border: 1px solid var(--c-border);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-img-glow {
  position: absolute;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.3) 0%, transparent 70%);
  filter: blur(60px);
  top: 20%; right: -20%;
}
.about-grid-frame {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 6px;
  padding: 20px;
  width: 80%;
}
.gf-row { display: flex; gap: 6px; }
.gf-cell {
  flex: 1;
  aspect-ratio: 1;
  border: 1px solid rgba(59, 130, 246, 0.15);
  border-radius: 6px;
  background: rgba(59, 130, 246, 0.03);
}
.gf-cell.active {
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.2), rgba(59, 130, 246, 0.15));
  border-color: rgba(34, 211, 238, 0.4);
  box-shadow: inset 0 0 20px rgba(34, 211, 238, 0.1);
}

.about-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(20px);
  border: 1px solid var(--c-border-strong);
  border-radius: var(--radius);
  z-index: 5;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}
.badge-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--c-accent);
  box-shadow: 0 0 12px var(--c-accent);
  flex-shrink: 0;
}
.badge-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-white);
  font-family: var(--font-display);
}
.badge-sub {
  font-size: 12px;
  color: var(--c-text-dim);
}
.badge-wuhan { top: 8%; left: -20px; }
.badge-zhengzhou { bottom: 12%; right: -20px; }

.about-lead {
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-text-soft);
  margin: 20px 0 36px;
}
.about-lead strong {
  color: var(--c-accent-light);
  font-weight: 600;
}
.about-features {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.af-item {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  transition: all 0.3s ease;
}
.af-item:hover {
  border-color: rgba(59, 130, 246, 0.3);
  transform: translateX(4px);
}
.af-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.15), rgba(59, 130, 246, 0.1));
  display: flex; align-items: center; justify-content: center;
  color: var(--c-accent-light);
  flex-shrink: 0;
  border: 1px solid rgba(34, 211, 238, 0.2);
}
.af-icon svg { width: 20px; height: 20px; }
.af-body h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--c-white);
  margin-bottom: 4px;
}
.af-body p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-soft);
}

/* ---------- 第三方测评 ---------- */
.report-card {
  background: linear-gradient(135deg, rgba(30, 27, 75, 0.5), rgba(15, 23, 42, 0.8));
  border: 1px solid var(--c-border-strong);
  border-radius: var(--radius-xl);
  padding: 60px;
  backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
}
.report-card::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.15) 0%, transparent 70%);
  pointer-events: none;
}
.report-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  margin-bottom: 48px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--c-border);
  position: relative;
}
.report-badge {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: var(--c-gold-light);
  font-size: 13px;
  font-weight: 500;
  border-radius: 100px;
  margin-bottom: 16px;
  font-family: var(--font-display);
  letter-spacing: 0.05em;
}
.report-header h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 700;
  color: var(--c-white);
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}
.report-header p {
  color: var(--c-text-soft);
  font-size: 15px;
}
.report-header .hl {
  color: var(--c-accent-light);
  font-weight: 600;
}
.report-rating {
  text-align: center;
  flex-shrink: 0;
}
.rating-grade {
  font-family: var(--font-display);
  font-size: 56px;
  font-weight: 700;
  line-height: 1;
  background: linear-gradient(135deg, var(--c-gold-light), var(--c-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 4px;
}
.rating-label {
  font-size: 13px;
  color: var(--c-gold-light);
  font-weight: 500;
}

.report-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}
.report-item {
  padding: 24px;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  transition: all 0.3s ease;
}
.report-item:hover {
  border-color: rgba(59, 130, 246, 0.3);
  transform: translateY(-2px);
}
.ri-num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-accent);
  margin-bottom: 12px;
  font-weight: 500;
}
.report-item h4 {
  font-size: 17px;
  font-weight: 600;
  color: var(--c-white);
  margin-bottom: 12px;
}
.report-item p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text-soft);
}
.data-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.data-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--c-text-soft);
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--c-border);
}
.data-list li:last-child { border-bottom: none; padding-bottom: 0; }
.data-list li em {
  font-style: normal;
  font-weight: 600;
  color: var(--c-accent-light);
  font-family: var(--font-display);
  white-space: nowrap;
}
.data-list.subtle li {
  justify-content: flex-start;
  padding-left: 18px;
  position: relative;
  border-bottom: none;
  padding-bottom: 0;
  color: var(--c-text-dim);
}
.data-list.subtle li::before {
  content: '';
  position: absolute;
  left: 0; top: 10px;
  width: 5px; height: 5px;
  background: var(--c-text-dim);
  border-radius: 50%;
}

.report-conclusion {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 24px 32px;
  background: linear-gradient(90deg, rgba(34, 211, 238, 0.1), rgba(59, 130, 246, 0.05));
  border: 1px solid rgba(34, 211, 238, 0.3);
  border-radius: var(--radius-lg);
  color: var(--c-accent-light);
  font-weight: 500;
  font-size: 15px;
  position: relative;
}
.report-conclusion svg {
  width: 24px; height: 24px;
  flex-shrink: 0;
}

/* ---------- 产品优势 ---------- */
.adv-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.adv-card {
  position: relative;
  padding: 32px 24px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  transition: all 0.35s ease;
  backdrop-filter: blur(10px);
  overflow: hidden;
}
.adv-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--c-primary), var(--c-accent), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.adv-card:hover {
  transform: translateY(-6px);
  border-color: rgba(59, 130, 246, 0.4);
  box-shadow: var(--shadow-card-hover);
}
.adv-card:hover::before { opacity: 1; }
.adv-idx {
  position: absolute;
  top: 16px; right: 20px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-text-dim);
  opacity: 0.6;
}
.adv-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(34, 211, 238, 0.08));
  border: 1px solid rgba(59, 130, 246, 0.25);
  display: flex; align-items: center; justify-content: center;
  color: var(--c-accent-light);
  margin-bottom: 20px;
}
.adv-icon svg { width: 26px; height: 26px; }
.adv-card h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--c-white);
  margin-bottom: 10px;
  font-family: var(--font-display);
}
.adv-card p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text-soft);
}

/* ---------- 服务行业 ---------- */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 14px;
}
.ind-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 20px 12px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  text-align: center;
  transition: all 0.3s ease;
}
.ind-item:hover {
  border-color: rgba(34, 211, 238, 0.3);
  background: rgba(34, 211, 238, 0.05);
  transform: translateY(-3px);
}
.ind-ico {
  width: 26px; height: 26px;
  color: var(--c-accent-light);
  line-height: 1;
}
.ind-name {
  font-size: 13px;
  color: var(--c-text-soft);
  font-weight: 500;
}

/* ---------- 案例展示 ---------- */
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.case-card {
  position: relative;
  padding: 28px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  transition: all 0.35s ease;
  backdrop-filter: blur(10px);
  overflow: hidden;
}
.case-card:hover {
  transform: translateY(-4px);
  border-color: rgba(59, 130, 246, 0.4);
  box-shadow: var(--shadow-card-hover);
}
.case-tag {
  display: inline-block;
  padding: 4px 12px;
  font-size: 12px;
  color: var(--c-accent-light);
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid rgba(34, 211, 238, 0.2);
  border-radius: 100px;
  margin-bottom: 16px;
  font-family: var(--font-display);
  font-weight: 500;
}
.case-card h3 {
  font-size: 19px;
  font-weight: 600;
  color: var(--c-white);
  margin-bottom: 10px;
  font-family: var(--font-display);
}
.case-desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text-soft);
  margin-bottom: 20px;
}
.case-metric {
  padding-top: 18px;
  border-top: 1px dashed var(--c-border);
}
.cm-num {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--c-accent-light), var(--c-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 4px;
}
.cm-label {
  font-size: 13px;
  color: var(--c-text-dim);
}

/* ---------- 套餐价格 ---------- */
.price-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  align-items: stretch;
}
.price-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.35s ease;
  backdrop-filter: blur(10px);
}
.price-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}
.price-card.featured {
  border-color: rgba(34, 211, 238, 0.5);
  background: linear-gradient(180deg, rgba(34, 211, 238, 0.06), rgba(15, 23, 42, 0.9));
  box-shadow: 0 0 40px rgba(34, 211, 238, 0.1);
}
.price-card.featured:hover {
  box-shadow: 0 0 60px rgba(34, 211, 238, 0.2), var(--shadow-card-hover);
}
.price-ribbon {
  position: absolute;
  top: 18px; right: -32px;
  transform: rotate(45deg);
  padding: 4px 40px;
  background: linear-gradient(135deg, var(--c-gold), var(--c-gold-light));
  color: #1e1b4b;
  font-size: 12px;
  font-weight: 700;
  font-family: var(--font-display);
  z-index: 3;
  box-shadow: 0 2px 8px rgba(245, 158, 11, 0.4);
}

.price-head {
  padding: 32px 24px 24px;
  border-bottom: 1px solid var(--c-border);
}
.price-card.featured .price-head { border-color: rgba(34, 211, 238, 0.2); }
.price-tier {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--c-white);
  margin-bottom: 4px;
}
.price-for {
  font-size: 13px;
  color: var(--c-text-dim);
  margin-bottom: 18px;
}
.price-num {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--c-white);
  line-height: 1;
}
.price-cur {
  font-size: 20px;
  vertical-align: top;
  color: var(--c-text-soft);
  margin-right: 4px;
}
.price-num {
  font-size: 38px;
  letter-spacing: -0.02em;
}
.price-card.featured .price-num {
  background: linear-gradient(135deg, var(--c-accent-light), var(--c-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.price-unit {
  font-size: 14px;
  font-weight: 400;
  color: var(--c-text-dim);
  margin-left: 4px;
  -webkit-text-fill-color: var(--c-text-dim);
}

.price-body {
  flex: 1;
  padding: 24px;
}
.price-include {
  padding: 8px 14px;
  background: rgba(34, 211, 238, 0.08);
  border: 1px solid rgba(34, 211, 238, 0.2);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--c-accent-light);
  text-align: center;
  margin-bottom: 20px;
  font-weight: 500;
}
.price-group { margin-bottom: 20px; }
.price-group:last-child { margin-bottom: 0; }
.pg-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 10px;
  font-family: var(--font-display);
  letter-spacing: 0.02em;
}
.pg-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.pg-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  color: var(--c-text-soft);
  line-height: 1.5;
}
.pg-list .check {
  flex-shrink: 0;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: rgba(34, 211, 238, 0.15);
  position: relative;
  margin-top: 2px;
}
.pg-list .check::after {
  content: '';
  position: absolute;
  top: 3px; left: 5px;
  width: 4px; height: 7px;
  border: solid var(--c-accent);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.pg-list .check.highlight {
  background: rgba(245, 158, 11, 0.15);
}
.pg-list .check.highlight::after {
  border-color: var(--c-gold);
}
.pg-list .cross {
  flex-shrink: 0;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: rgba(100, 116, 139, 0.15);
  position: relative;
  margin-top: 2px;
}
.pg-list .cross::before,
.pg-list .cross::after {
  content: '';
  position: absolute;
  top: 7px; left: 4px;
  width: 8px; height: 2px;
  background: var(--c-text-dim);
  border-radius: 1px;
}
.pg-list .cross::before { transform: rotate(45deg); }
.pg-list .cross::after { transform: rotate(-45deg); }

.price-card > .btn {
  margin: 0 24px 24px;
}

/* ---------- CTA Section ---------- */
.cta-section { padding: 80px 0 120px; }
.cta-card {
  position: relative;
  padding: 64px 60px;
  background: linear-gradient(135deg, #1E1B4B 0%, #0F172A 100%);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}
.cta-card::before {
  content: '';
  position: absolute;
  top: -50%; left: -10%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.25) 0%, transparent 60%);
  pointer-events: none;
}
.cta-card::after {
  content: '';
  position: absolute;
  bottom: -50%; right: -10%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.15) 0%, transparent 60%);
  pointer-events: none;
}
.cta-content { position: relative; z-index: 1; max-width: 560px; }
.cta-eyebrow {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--c-accent);
  margin-bottom: 12px;
  text-transform: uppercase;
}
.cta-content h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 700;
  color: var(--c-white);
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.cta-content p {
  font-size: 15px;
  color: var(--c-text-soft);
}
.cta-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--c-border);
  padding-top: 60px;
  background: rgba(7, 11, 22, 0.6);
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-brand .logo { margin-bottom: 16px; }
.footer-desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text-soft);
  max-width: 360px;
}
.footer-col h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-white);
  margin-bottom: 18px;
  font-family: var(--font-display);
}
.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-col ul li a {
  font-size: 14px;
  color: var(--c-text-soft);
  transition: color 0.2s ease;
}
.footer-col ul li a:hover {
  color: var(--c-accent-light);
}
.contact-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--c-text-soft);
}
.contact-list li svg {
  flex-shrink: 0;
  color: var(--c-accent-light);
}
.footer-bottom {
  border-top: 1px solid var(--c-border);
  padding: 20px 0;
  text-align: center;
}
.footer-bottom p {
  font-size: 13px;
  color: var(--c-text-dim);
}

/* ---------- 悬浮工具 ---------- */
.float-tools {
  position: fixed;
  right: 24px;
  bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 90;
}
.float-btn {
  width: 48px; height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid var(--c-border-strong);
  backdrop-filter: blur(10px);
  color: var(--c-text-soft);
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}
.float-btn:hover {
  color: var(--c-accent-light);
  border-color: var(--c-accent);
  transform: translateY(-2px);
}
.float-phone { color: var(--c-accent-light); border-color: rgba(34, 211, 238, 0.4); }
.float-top { opacity: 0; pointer-events: none; transform: translateY(10px); }
.float-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

/* ---------- 滚动出现动画 ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- 响应式 ---------- */
@media (max-width: 1100px) {
  .adv-grid { grid-template-columns: repeat(3, 1fr); }
  .industry-grid { grid-template-columns: repeat(6, 1fr); }
  .price-grid { grid-template-columns: repeat(2, 1fr); }
  .report-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  section { padding: 80px 0; }
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; }
  .nav-inner { gap: 0; justify-content: space-between; }

  .hero { padding-top: 100px; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { order: -1; max-width: 360px; margin: 0 auto; }

  .about-inner { grid-template-columns: 1fr; gap: 40px; }
  .about-visual { max-width: 400px; margin: 0 auto; }

  .report-card { padding: 32px 24px; }
  .report-header { flex-direction: column; gap: 20px; }

  .adv-grid { grid-template-columns: repeat(2, 1fr); }
  .industry-grid { grid-template-columns: repeat(4, 1fr); }
  .case-grid { grid-template-columns: repeat(2, 1fr); }
  .price-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
  .report-grid { grid-template-columns: 1fr; }

  .cta-card { flex-direction: column; text-align: center; padding: 40px 28px; }
  .cta-content h2 { text-align: center; }

  .footer-inner { grid-template-columns: 1fr; gap: 32px; }

  .hero-stats { gap: 20px; }
  .stat-num { font-size: 28px; }
  .stat-divider { display: none; }
}

@media (max-width: 520px) {
  .adv-grid { grid-template-columns: 1fr; }
  .industry-grid { grid-template-columns: repeat(3, 1fr); }
  .case-grid { grid-template-columns: 1fr; }
  .models-grid { grid-template-columns: repeat(3, 1fr); }
  .hero-title { font-size: 34px; }
  .section-title { font-size: 26px; }
  .badge-wuhan { left: 0; }
  .badge-zhengzhou { right: 0; }
}

/* ============================================================
   新增板块样式：核心服务 / 热门产品 / 新闻资讯 / 城市分站
   ============================================================ */

/* ---------- 核心服务 ---------- */
.services { }
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.service-card {
  position: relative;
  padding: 36px 28px 32px;
  background: linear-gradient(180deg, rgba(30, 41, 59, 0.8), rgba(15, 23, 42, 0.9));
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  transition: all 0.4s ease;
  backdrop-filter: blur(10px);
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent));
  opacity: 0;
  transition: opacity 0.3s ease;
}
.service-card:hover {
  transform: translateY(-8px);
  border-color: rgba(59, 130, 246, 0.4);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4), 0 0 40px rgba(59, 130, 246, 0.15);
}
.service-card:hover::before { opacity: 1; }
.service-idx {
  position: absolute;
  top: 20px; right: 24px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-accent);
  opacity: 0.7;
}
.service-ico {
  width: 64px; height: 64px;
  margin-bottom: 24px;
  position: relative;
}
.service-ico svg { width: 100%; height: 100%; }
.service-card h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--c-white);
  margin-bottom: 14px;
  font-family: var(--font-display);
  letter-spacing: -0.01em;
}
.service-card > p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text-soft);
  margin-bottom: 20px;
}
.service-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 18px;
  border-top: 1px dashed var(--c-border);
}
.service-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--c-text-soft);
}
.service-list li i {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--c-accent);
  flex-shrink: 0;
  box-shadow: 0 0 6px var(--c-accent);
}

/* ---------- 热门产品 ---------- */
.products { }
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.product-card {
  position: relative;
  padding: 32px 28px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(10px);
  overflow: hidden;
}
.product-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(600px circle at var(--mx, 50%) var(--my, 50%), rgba(59, 130, 246, 0.1), transparent 40%);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}
.product-card:hover {
  transform: translateY(-6px);
  border-color: rgba(34, 211, 238, 0.4);
  box-shadow: var(--shadow-card-hover);
}
.product-card:hover::after { opacity: 1; }
.product-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
}
.product-ico {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.15), rgba(59, 130, 246, 0.08));
  border: 1px solid rgba(34, 211, 238, 0.25);
  display: flex; align-items: center; justify-content: center;
  color: var(--c-accent-light);
  flex-shrink: 0;
}
.product-ico svg { width: 26px; height: 26px; }
.product-tag {
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 500;
  color: var(--c-gold-light);
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.25);
  border-radius: 100px;
  font-family: var(--font-display);
}
.product-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--c-white);
  margin-bottom: 12px;
  font-family: var(--font-display);
}
.product-card p {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--c-text-soft);
  margin-bottom: 20px;
}
.product-points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--c-border);
}
.product-points span {
  padding: 5px 12px;
  font-size: 12px;
  color: var(--c-accent-light);
  background: rgba(34, 211, 238, 0.08);
  border: 1px solid rgba(34, 211, 238, 0.15);
  border-radius: 6px;
  font-weight: 500;
}

/* ---------- 新闻资讯 ---------- */
.news { }
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.news-card {
  display: flex;
  gap: 20px;
  padding: 28px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  transition: all 0.35s ease;
  backdrop-filter: blur(10px);
  cursor: pointer;
}
.news-card:hover {
  transform: translateY(-4px);
  border-color: rgba(59, 130, 246, 0.4);
  box-shadow: var(--shadow-card-hover);
}
.news-date {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 72px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(34, 211, 238, 0.08));
  border: 1px solid rgba(59, 130, 246, 0.25);
  border-radius: var(--radius);
  font-family: var(--font-display);
}
.nd-day {
  font-size: 24px;
  font-weight: 700;
  color: var(--c-white);
  line-height: 1;
}
.nd-month {
  font-size: 11px;
  color: var(--c-accent-light);
  margin-top: 4px;
  font-weight: 500;
  letter-spacing: 0.05em;
}
.news-body { flex: 1; min-width: 0; }
.news-cat {
  display: inline-block;
  padding: 3px 10px;
  font-size: 11px;
  color: var(--c-accent-light);
  background: rgba(34, 211, 238, 0.1);
  border-radius: 100px;
  margin-bottom: 10px;
  font-weight: 500;
  font-family: var(--font-display);
  letter-spacing: 0.05em;
}
.news-body h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--c-white);
  line-height: 1.55;
  margin-bottom: 10px;
  font-family: var(--font-display);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-body p {
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-text-soft);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---------- 全国城市分站（新版） ---------- */
.cities { }

/* 核心数据指标 */
.cities-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}
.cm-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}
.cm-item:hover {
  border-color: rgba(34, 211, 238, 0.35);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
}
.cm-ico {
  width: 48px; height: 48px;
  flex-shrink: 0;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.15), rgba(59, 130, 246, 0.08));
  border: 1px solid rgba(34, 211, 238, 0.25);
  display: flex; align-items: center; justify-content: center;
  color: var(--c-accent-light);
}
.cm-ico svg { width: 22px; height: 22px; }
.cm-body { min-width: 0; }
.cm-num {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--c-white);
  line-height: 1.1;
  background: linear-gradient(135deg, var(--c-accent-light), var(--c-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.cm-unit {
  font-size: 16px;
  font-weight: 600;
  -webkit-text-fill-color: var(--c-accent-light);
  margin-left: 2px;
}
.cm-label {
  font-size: 13px;
  color: var(--c-text-dim);
  margin-top: 4px;
}

/* 主容器：左地图 + 右面板 */
.cities-main {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
  align-items: stretch;
}

/* 地图区域 */
.cities-map-wrap {
  position: relative;
  padding: 28px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(10px);
}
.cities-map {
  position: relative;
  width: 100%;
}
.china-map {
  width: 100%;
  height: auto;
  display: block;
}
.city-dot {
  filter: drop-shadow(0 0 4px currentColor);
  cursor: pointer;
}
.city-dot-hq {
  filter: drop-shadow(0 0 6px #F59E0B);
}
.map-legend {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--c-border);
}
.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--c-text-soft);
  font-family: var(--font-display);
}
.legend-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--c-accent);
  box-shadow: 0 0 6px var(--c-accent);
}
.legend-dot.legend-hq {
  background: #F59E0B;
  box-shadow: 0 0 6px #F59E0B;
}

/* 右侧Tab面板 */
.cities-panel {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.cities-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 6px;
  margin-bottom: 20px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
}
.ct-btn {
  flex: 1;
  min-width: 60px;
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--c-text-soft);
  background: transparent;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  font-family: var(--font-display);
  transition: all 0.25s ease;
}
.ct-btn:hover {
  color: var(--c-white);
  background: rgba(148, 163, 184, 0.08);
}
.ct-btn.active {
  color: var(--c-white);
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.2), rgba(59, 130, 246, 0.15));
  box-shadow: inset 0 0 0 1px rgba(34, 211, 238, 0.3);
}

.cities-content {
  flex: 1;
  position: relative;
  min-height: 400px;
}
.cc-panel {
  display: none;
  animation: fadeInUp 0.4s ease;
}
.cc-panel.active { display: block; }
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.cc-province {
  padding: 18px 22px;
  margin-bottom: 12px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}
.cc-province:hover {
  border-color: rgba(34, 211, 238, 0.3);
  transform: translateX(4px);
}
.cc-province h4 {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--c-white);
  margin-bottom: 12px;
  font-family: var(--font-display);
}
.cc-province h4 span {
  font-size: 12px;
  font-weight: 400;
  color: var(--c-accent-light);
  padding: 2px 8px;
  background: rgba(34, 211, 238, 0.08);
  border-radius: 100px;
  border: 1px solid rgba(34, 211, 238, 0.15);
}
.hq-tag {
  font-size: 10px !important;
  font-weight: 500 !important;
  color: #F59E0B !important;
  background: rgba(245, 158, 11, 0.1) !important;
  border-color: rgba(245, 158, 11, 0.25) !important;
  font-style: normal;
}
.cc-city-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 6px;
}
.cc-city-grid span {
  padding: 5px 13px;
  font-size: 13px;
  color: var(--c-text-soft);
  background: rgba(148, 163, 184, 0.06);
  border: 1px solid var(--c-border);
  border-radius: 6px;
  transition: all 0.2s ease;
  cursor: default;
}
.cc-city-grid span:hover {
  color: var(--c-accent-light);
  border-color: rgba(34, 211, 238, 0.3);
  background: rgba(34, 211, 238, 0.08);
  transform: translateY(-1px);
}
.cc-city-grid span.hq {
  color: #F59E0B;
  border-color: rgba(245, 158, 11, 0.35);
  background: rgba(245, 158, 11, 0.1);
  font-weight: 600;
}
.cc-city-grid span.hq:hover {
  background: rgba(245, 158, 11, 0.15);
}

/* 更多页 */
.cc-more {
  padding: 40px 32px;
  text-align: center;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-xl);
}
.cc-more-num {
  margin-bottom: 16px;
}
.cc-more-num .num {
  font-family: var(--font-display);
  font-size: 56px;
  font-weight: 700;
  line-height: 1;
  background: linear-gradient(135deg, var(--c-accent-light), var(--c-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  margin-bottom: 4px;
}
.cc-more-num .label {
  font-size: 15px;
  color: var(--c-text-soft);
}
.cc-more p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-text-soft);
  max-width: 400px;
  margin: 0 auto 24px;
}

/* ---------- 关于我们升级 ---------- */
.about-sub {
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-text-soft);
  margin-bottom: 28px;
}
.about-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 28px;
  padding: 20px;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.06), rgba(59, 130, 246, 0.04));
  border: 1px solid rgba(59, 130, 246, 0.15);
  border-radius: var(--radius-lg);
}
.about-stat {
  text-align: center;
  padding: 8px 4px;
}
.as-num {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  color: var(--c-white);
  line-height: 1;
  margin-bottom: 4px;
  background: linear-gradient(135deg, var(--c-accent-light), var(--c-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.as-num.as-txt {
  font-size: 16px;
  font-weight: 600;
}
.as-unit {
  font-size: 14px;
  font-weight: 500;
  margin-left: 2px;
  -webkit-text-fill-color: var(--c-accent-light);
}
.as-label {
  font-size: 12px;
  color: var(--c-text-dim);
  line-height: 1.3;
}

/* ---------- 响应式：新增板块 ---------- */
@media (max-width: 1100px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .cities-metrics { grid-template-columns: repeat(2, 1fr); }
  .cities-main { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 860px) {
  .services-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
  .products-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
  .news-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .about-stats { grid-template-columns: repeat(2, 1fr); gap: 16px 8px; }
  .as-num { font-size: 22px; }
  .news-card { flex-direction: row; }
  .cities-metrics { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .cm-item { padding: 16px; gap: 12px; }
  .cm-num { font-size: 22px; }
  .cm-label { font-size: 12px; }
  .ct-btn { padding: 8px 10px; font-size: 12px; min-width: 50px; }
}
@media (max-width: 520px) {
  .news-card { padding: 20px; gap: 14px; }
  .news-date { width: 50px; height: 62px; }
  .nd-day { font-size: 20px; }
  .cities-metrics { grid-template-columns: 1fr 1fr; gap: 8px; }
  .cm-item { padding: 12px; gap: 10px; }
  .cm-ico { width: 38px; height: 38px; }
  .cm-ico svg { width: 18px; height: 18px; }
  .cm-num { font-size: 18px; }
  .cm-unit { font-size: 12px; }
  .cm-label { font-size: 11px; }
  .cities-tabs { padding: 4px; gap: 4px; }
  .ct-btn { padding: 7px 8px; font-size: 11px; min-width: 44px; flex: none; }
  .cc-province { padding: 14px 16px; }
  .cc-city-grid span { font-size: 12px; padding: 4px 10px; }
  .cc-more { padding: 28px 20px; }
  .cc-more-num .num { font-size: 42px; }
}
}