/* === 美格数字科技 官网样式 === */

:root {
  --bg-primary: #0a0e17;
  --bg-secondary: #111620;
  --bg-card: #161c28;
  --bg-card-hover: #1c2332;
  --border: #1e2838;
  --border-light: #2a3345;
  --text-primary: #e8ecf1;
  --text-secondary: #8892a4;
  --text-muted: #5a657a;
  --accent: #3b82f6;
  --accent-light: #60a5fa;
  --accent-glow: rgba(59,130,246,0.15);
  --gradient-1: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
  --gradient-2: linear-gradient(135deg, #1e3a5f 0%, #1a1a3e 100%);
  --radius-sm: 6px;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.4);
  --font-sans: "PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  --max-width: 1200px;
}

* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; font-size:16px; }
body {
  font-family:var(--font-sans);
  background:var(--bg-primary);
  color:var(--text-primary);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}

/* Layout */
.container { max-width:var(--max-width); margin:0 auto; padding:0 24px; }
.section { padding:100px 0; }
.section-sm { padding:60px 0; }

/* Typography */
h1,h2,h3,h4 { font-weight:600; line-height:1.3; }
h1 { font-size:clamp(2rem,4vw,3.2rem); letter-spacing:-0.02em; }
h2 { font-size:clamp(1.6rem,3vw,2.4rem); margin-bottom:16px; }
h3 { font-size:1.25rem; margin-bottom:8px; }
p { color:var(--text-secondary); }

.gradient-text {
  background:var(--gradient-1);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}

.section-label {
  font-size:0.8rem;
  font-weight:600;
  text-transform:uppercase;
  letter-spacing:0.15em;
  color:var(--accent);
  margin-bottom:12px;
}

.section-header {
  text-align:center;
  margin-bottom:60px;
}
.section-header p {
  max-width:600px;
  margin:0 auto;
  font-size:1.05rem;
}

/* Navbar */
.navbar {
  position:fixed; top:0; left:0; right:0; z-index:100;
  background:rgba(10,14,23,0.85);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border);
  transition:background 0.3s;
}
.navbar .container {
  display:flex; align-items:center; justify-content:space-between;
  height:64px;
}
.nav-logo {
  font-size:1.3rem; font-weight:700; color:var(--text-primary);
  text-decoration:none; display:flex; align-items:center; gap:8px;
}
.nav-logo .logo-icon {
  width:32px; height:32px; border-radius:6px;
  background:var(--gradient-1);
  display:flex; align-items:center; justify-content:center;
  font-size:0.9rem; color:#fff;
}
.nav-links { display:flex; gap:32px; list-style:none; }
.nav-links a {
  color:var(--text-secondary); text-decoration:none;
  font-size:0.92rem; font-weight:500;
  transition:color 0.2s; position:relative;
}
.nav-links a:hover,.nav-links a.active { color:var(--text-primary); }
.nav-links a.active::after {
  content:""; position:absolute; bottom:-4px; left:0; right:0;
  height:2px; background:var(--accent); border-radius:1px;
}
.nav-cta {
  padding:8px 20px; border-radius:var(--radius-sm);
  background:var(--gradient-1); color:#fff;
  font-size:0.88rem; font-weight:600; text-decoration:none;
  transition:opacity 0.2s;
}
.nav-cta:hover { opacity:0.9; }
.nav-toggle { display:none; background:none; border:none; color:var(--text-primary); font-size:1.5rem; cursor:pointer; }

/* Hero */
.hero {
  padding:160px 0 120px;
  position:relative; overflow:hidden;
}
.hero::before {
  content:""; position:absolute; top:-40%; left:-10%; width:60%; height:120%;
  background:radial-gradient(circle,var(--accent-glow) 0%,transparent 70%);
  pointer-events:none;
}
.hero::after {
  content:""; position:absolute; bottom:-30%; right:-10%; width:50%; height:100%;
  background:radial-gradient(circle,rgba(139,92,246,0.1) 0%,transparent 70%);
  pointer-events:none;
}
.hero .container { position:relative; z-index:1; }
.hero-content { max-width:1000px; }
.hero h1 { margin-bottom:20px; white-space:nowrap; }
.hero p { font-size:1.15rem; margin-bottom:36px; color:var(--text-secondary); }
.hero-badges { display:flex; flex-wrap:wrap; gap:12px; margin-bottom:36px; }
.hero-badge {
  padding:6px 16px; border-radius:20px; border:1px solid var(--border-light);
  font-size:0.82rem; color:var(--text-secondary);
  display:flex; align-items:center; gap:6px;
}
.hero-badge .dot { width:6px; height:6px; border-radius:50%; background:var(--accent); }
.hero-actions { display:flex; gap:16px; flex-wrap:wrap; }
.btn {
  display:inline-flex; align-items:center; gap:8px;
  padding:12px 28px; border-radius:var(--radius-sm);
  font-size:0.95rem; font-weight:600; text-decoration:none;
  transition:all 0.2s; cursor:pointer; border:none;
}
.btn-primary {
  background:var(--gradient-1); color:#fff;
  box-shadow:0 4px 16px rgba(59,130,246,0.3);
}
.btn-primary:hover { transform:translateY(-1px); box-shadow:0 6px 24px rgba(59,130,246,0.4); }
.btn-outline {
  background:transparent; color:var(--text-primary);
  border:1px solid var(--border-light);
}
.btn-outline:hover { border-color:var(--accent); background:var(--accent-glow); }

/* Stats */
.stats-grid {
  display:grid; grid-template-columns:repeat(4,1fr); gap:24px;
  margin-top:80px;
}
.stat-card {
  background:var(--bg-card); border:1px solid var(--border);
  border-radius:var(--radius); padding:32px 24px; text-align:center;
}
.stat-number {
  font-size:2.4rem; font-weight:700;
  background:var(--gradient-1);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
  margin-bottom:8px;
}
.stat-label { font-size:0.9rem; color:var(--text-muted); }

/* Cards */
.card-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.card {
  background:var(--bg-card); border:1px solid var(--border);
  border-radius:var(--radius-lg); padding:36px 28px;
  transition:all 0.3s;
}
.card:hover {
  background:var(--bg-card-hover);
  border-color:var(--border-light);
  transform:translateY(-2px);
}
.card-icon {
  width:48px; height:48px; border-radius:var(--radius);
  display:flex; align-items:center; justify-content:center;
  margin-bottom:20px; font-size:1.3rem;
}
.card-icon.blue { background:rgba(59,130,246,0.12); color:var(--accent-light); }
.card-icon.purple { background:rgba(139,92,246,0.12); color:#a78bfa; }
.card-icon.green { background:rgba(34,197,94,0.12); color:#4ade80; }
.card-icon.orange { background:rgba(249,115,22,0.12); color:#fb923c; }
.card-icon.cyan { background:rgba(6,182,212,0.12); color:#22d3ee; }
.card-icon.rose { background:rgba(244,63,94,0.12); color:#fb7185; }
.card h3 { margin-bottom:8px; }
.card p { font-size:0.92rem; color:var(--text-muted); }

/* Bento grid */
.bento-grid { display:grid; grid-template-columns:1fr 1fr; gap:24px; }
.bento-item {
  background:var(--bg-card); border:1px solid var(--border);
  border-radius:var(--radius-lg); padding:40px;
}
.bento-item.wide { grid-column:1/-1; }
.bento-tag {
  display:inline-block; padding:4px 12px; border-radius:20px;
  font-size:0.78rem; font-weight:600; margin-bottom:16px;
}

/* Product page tabs */
.tabs { display:flex; gap:4px; background:var(--bg-card); border-radius:var(--radius); padding:4px; margin-bottom:40px; }
.tab-btn {
  flex:1; padding:12px 20px; border:none; background:transparent;
  color:var(--text-secondary); font-size:0.92rem; font-weight:500;
  border-radius:6px; cursor:pointer; transition:all 0.2s;
}
.tab-btn.active { background:var(--bg-primary); color:var(--text-primary); }
.tab-panel { display:none; }
.tab-panel.active { display:block; }

/* Case cards */
.case-card {
  background:var(--bg-card); border:1px solid var(--border);
  border-radius:var(--radius-lg); padding:36px 28px;
  transition:all 0.3s;
}
.case-card:hover { border-color:var(--border-light); transform:translateY(-2px); }
.case-tag {
  display:inline-block; padding:4px 12px; border-radius:20px;
  font-size:0.78rem; font-weight:600; margin-bottom:16px;
}
.case-metrics { display:flex; gap:24px; margin-top:20px; padding-top:20px; border-top:1px solid var(--border); }
.case-metric .metric-value { font-size:1.5rem; font-weight:700; color:var(--accent-light); }
.case-metric .metric-label { font-size:0.8rem; color:var(--text-muted); }

/* Timeline */
.timeline { position:relative; padding-left:32px; }
.timeline::before {
  content:""; position:absolute; left:0; top:0; bottom:0;
  width:1px; background:var(--border-light);
}
.timeline-item { position:relative; margin-bottom:40px; }
.timeline-item::before {
  content:""; position:absolute; left:-36px; top:6px;
  width:10px; height:10px; border-radius:50%;
  background:var(--accent); border:2px solid var(--bg-primary);
}
.timeline-year { font-size:0.82rem; color:var(--accent); font-weight:600; margin-bottom:4px; }

/* Contact */
.contact-grid { display:grid; grid-template-columns:1fr 1fr; gap:40px; }
.contact-info h2 { margin-bottom:24px; }
.contact-item {
  display:flex; gap:16px; margin-bottom:24px; align-items:flex-start;
}
.contact-item .icon {
  width:44px; height:44px; border-radius:var(--radius);
  background:var(--accent-glow); display:flex;
  align-items:center; justify-content:center;
  flex-shrink:0; color:var(--accent-light); font-size:1.1rem;
}
.contact-form {
  background:var(--bg-card); border:1px solid var(--border);
  border-radius:var(--radius-lg); padding:36px;
}
.form-group { margin-bottom:20px; }
.form-label { display:block; font-size:0.88rem; font-weight:500; margin-bottom:8px; }
.form-input,.form-textarea {
  width:100%; padding:12px 16px; background:var(--bg-primary);
  border:1px solid var(--border); border-radius:var(--radius-sm);
  color:var(--text-primary); font-size:0.92rem; font-family:inherit;
  transition:border-color 0.2s;
}
.form-input:focus,.form-textarea:focus {
  outline:none; border-color:var(--accent);
}
.form-textarea { min-height:120px; resize:vertical; }

/* Footer */
.footer {
  background:var(--bg-secondary); border-top:1px solid var(--border);
  padding:60px 0 30px;
}
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:40px; margin-bottom:40px; }
.footer-brand p { color:var(--text-muted); font-size:0.9rem; margin-top:12px; }
.footer-col h4 { font-size:0.9rem; margin-bottom:16px; color:var(--text-primary); }
.footer-col ul { list-style:none; }
.footer-col ul li { margin-bottom:10px; }
.footer-col ul li a { color:var(--text-muted); text-decoration:none; font-size:0.88rem; transition:color 0.2s; }
.footer-col ul li a:hover { color:var(--text-primary); }
.footer-bottom {
  border-top:1px solid var(--border); padding-top:24px;
  display:flex; justify-content:space-between; align-items:center;
  font-size:0.84rem; color:var(--text-muted);
}

/* Responsive */
@media (max-width:1024px) {
  .stats-grid { grid-template-columns:repeat(2,1fr); }
  .card-grid { grid-template-columns:repeat(2,1fr); }
  .footer-grid { grid-template-columns:1fr 1fr; }
}
@media (max-width:768px) {
  .nav-links { display:none; }
  .nav-links.open {
    display:flex; flex-direction:column; position:absolute;
    top:64px; left:0; right:0; background:var(--bg-secondary);
    border-bottom:1px solid var(--border); padding:20px 24px; gap:16px;
  }
  .nav-cta { display:none; }
  .nav-toggle { display:block; }
  .hero { padding:120px 0 80px; }
  .hero-actions { flex-direction:column; }
  .bento-grid { grid-template-columns:1fr; }
  .contact-grid { grid-template-columns:1fr; }
  .stats-grid { grid-template-columns:1fr 1fr; }
  .card-grid { grid-template-columns:1fr; }
  .case-metrics { flex-direction:column; gap:12px; }
  .section { padding:60px 0; }
}
@media (max-width:480px) {
  .stats-grid { grid-template-columns:1fr; }
  .container { padding:0 16px; }
}


/* Article Modal */
#articleContent p { margin-bottom: 16px; }