/* =============================================
   Craftflow V9 — AI 工作流導入顧問
   Brand: Deep Navy (#0b1119) + Warm Gold (#c9a84c)
   Design: Clean, text-focused, no decorative icons
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@300;400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700;800&display=swap');

/* --- Root Variables --- */
:root {
  --bg: #0b1119;
  --bg-card: rgba(255,255,255,0.025);
  --bg-card-hover: rgba(255,255,255,0.05);
  --gold: #c9a84c;
  --gold-dark: #a8892e;
  --gold-glow: rgba(201,168,76,0.15);
  --text: #e8e6e1;
  --text-muted: #999;
  --text-dim: #666;
  --border: rgba(255,255,255,0.06);
  --border-gold: rgba(201,168,76,0.15);
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --shadow: 0 8px 32px rgba(0,0,0,0.3);
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans TC', 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  font-size: 16px;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

/* --- Container --- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}

/* --- Header --- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(11,17,25,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-gold);
  transition: all 0.3s ease;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.header-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 22px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: 0.5px;
  flex-shrink: 0;
}
.header-logo .logo-icon {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #0b1119;
  font-weight: 900;
}
.header-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-item { position: relative; }
.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 500;
  color: #a0a0a0;
  border-radius: 8px;
  transition: all 0.2s ease;
  cursor: pointer;
  white-space: nowrap;
}
.nav-link:hover, .nav-item:hover > .nav-link {
  color: var(--gold);
  background: var(--gold-glow);
}
.nav-link .chevron {
  font-size: 10px;
  transition: transform 0.2s ease;
}
.nav-item:hover .chevron { transform: rotate(180deg); }

/* --- Dropdown --- */
.dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 280px;
  background: #111a26;
  border: 1px solid rgba(201,168,76,0.2);
  border-radius: var(--radius-lg);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s ease;
  z-index: 100;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.nav-item:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(4px);
}
.dropdown-item {
  display: block;
  padding: 12px 16px;
  font-size: 14px;
  color: #c0c0c0;
  border-radius: 8px;
  transition: all 0.2s ease;
  font-weight: 500;
}
.dropdown-item:hover {
  background: var(--gold-glow);
  color: var(--gold);
}
.dropdown-item .sub-label {
  display: block;
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 3px;
  font-weight: 400;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 36px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
  font-family: inherit;
  letter-spacing: 0.3px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: #0b1119;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(201,168,76,0.35);
}
.btn-outline {
  background: transparent;
  border: 1.5px solid rgba(201,168,76,0.4);
  color: var(--gold);
}
.btn-outline:hover {
  background: var(--gold-glow);
  border-color: var(--gold);
  transform: translateY(-2px);
}
.btn-white {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--text);
}
.btn-white:hover {
  background: rgba(255,255,255,0.14);
  transform: translateY(-2px);
}

/* --- Section --- */
.section {
  padding: 100px 0;
}
.section-sm { padding: 60px 0; }
.section-label {
  display: inline-block;
  padding: 5px 16px;
  background: var(--gold-glow);
  border: 1px solid rgba(201,168,76,0.25);
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.section-title {
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 800;
  margin-bottom: 16px;
  line-height: 1.25;
  letter-spacing: -0.3px;
}
.section-sub {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 640px;
  margin-bottom: 52px;
  line-height: 1.75;
}
.text-center { text-align: center; }

/* --- Cards --- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: all 0.35s ease;
}
.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.card h3 {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 10px;
}
.card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* --- Product Card (Deep) --- */
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  transition: all 0.35s ease;
  display: flex;
  flex-direction: column;
}
.product-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-gold);
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}
.product-card .product-badge {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(201,168,76,0.12);
  border: 1px solid rgba(201,168,76,0.25);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  color: var(--gold);
  letter-spacing: 1px;
  margin-bottom: 14px;
  width: fit-content;
}
.product-card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 6px;
}
.product-card .subtitle {
  font-size: 13px;
  color: var(--gold);
  font-weight: 500;
  margin-bottom: 14px;
}
.product-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.75;
  flex: 1;
}
.product-card .features {
  margin: 18px 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.product-card .feature {
  font-size: 13px;
  color: #aaa;
  display: flex;
  align-items: center;
  gap: 8px;
}
.product-card .feature::before {
  content: '\203A';
  color: var(--gold);
  font-weight: 700;
  font-size: 16px;
}

/* --- Hero --- */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 76px;
  position: relative;
  overflow: hidden;
}
.hero-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 25% 40%, rgba(201,168,76,0.07) 0%, transparent 55%),
              radial-gradient(ellipse at 75% 60%, rgba(201,168,76,0.03) 0%, transparent 50%);
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}
.hero-tag {
  display: inline-block;
  padding: 8px 20px;
  background: var(--gold-glow);
  border: 1px solid rgba(201,168,76,0.3);
  border-radius: 30px;
  font-size: 13px;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 28px;
  letter-spacing: 0.5px;
}
.hero-title {
  font-size: clamp(38px, 5.5vw, 60px);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 24px;
  letter-spacing: -0.5px;
}
.hero-title .gold { color: var(--gold); }
.hero-sub {
  font-size: 19px;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 40px;
  max-width: 560px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* --- Section Divider --- */
.section-divider {
  border: none;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--border-gold), transparent);
  margin: 60px 0;
}

/* --- Page Header --- */
.page-header {
  padding-top: 140px;
  padding-bottom: 60px;
  position: relative;
}
.page-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 10%; right: 10%;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--border-gold), transparent);
}
.page-header h1 {
  font-size: clamp(34px, 4.5vw, 50px);
  font-weight: 900;
  margin-bottom: 14px;
  letter-spacing: -0.5px;
}
.page-header p {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 640px;
  line-height: 1.75;
}

/* --- Breadcrumb --- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 18px;
  flex-wrap: wrap;
}
.breadcrumb a { color: #999; transition: color 0.2s; }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb .sep { color: #444; }

/* --- Service Hero --- */
.service-hero {
  padding-top: 140px;
  padding-bottom: 60px;
}
.service-hero .price-display {
  font-size: 36px;
  font-weight: 900;
  color: var(--gold);
  margin-bottom: 20px;
}
.service-hero .price-display small {
  font-size: 16px;
  font-weight: 400;
  color: var(--text-dim);
}

/* --- Plan Links --- */
.plan-links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 28px 0;
}
.plan-link {
  padding: 10px 22px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  transition: all 0.2s;
}
.plan-link:hover {
  border-color: var(--gold);
  color: var(--gold);
  background: var(--gold-glow);
}
.plan-link.current {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(201,168,76,0.12);
}

/* --- Comparison Table --- */
.compare-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 36px 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
}
.compare-table th,
.compare-table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  font-size: 14px;
}
.compare-table th {
  background: var(--gold-glow);
  color: var(--gold);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.5px;
  text-align: center;
}
.compare-table th:first-child { text-align: left; }
.compare-table tr:last-child td { border-bottom: none; }
.compare-table tr:hover td { background: rgba(255,255,255,0.015); }
.compare-table .check { color: var(--gold); font-weight: 700; font-size: 16px; text-align: center; }
.compare-table .dash { color: #444; text-align: center; }

/* --- Tier Card --- */
.tier-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin: 40px 0;
}
.tier-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 36px 28px;
  text-align: center;
  transition: all 0.35s ease;
  position: relative;
  display: flex;
  flex-direction: column;
}
.tier-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-gold);
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}
.tier-card.featured {
  border-color: var(--gold);
  background: rgba(201,168,76,0.04);
  box-shadow: 0 0 0 1px rgba(201,168,76,0.15);
}
.tier-card .tier-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 4px 18px;
  background: var(--gold);
  color: #0b1119;
  font-size: 12px;
  font-weight: 700;
  border-radius: 20px;
  letter-spacing: 1px;
}
.tier-card .tier-name {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 4px;
  letter-spacing: -0.3px;
}
.tier-card .tier-sub {
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 16px;
}
.tier-card .tier-people {
  display: inline-block;
  padding: 4px 14px;
  background: var(--gold-glow);
  border-radius: 20px;
  font-size: 12px;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 16px;
}
.tier-card .tier-price {
  font-size: 32px;
  font-weight: 900;
  color: var(--gold);
  margin-bottom: 4px;
}
.tier-card .tier-price small {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-dim);
}
.tier-card .tier-price-note {
  font-size: 12px;
  color: var(--text-dim);
  margin-bottom: 20px;
}
.tier-card .tier-features {
  text-align: left;
  margin: 20px 0;
  flex: 1;
}
.tier-card .tier-features li {
  padding: 7px 0;
  font-size: 13px;
  color: #aaa;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.6;
}
.tier-card .tier-features li::before {
  content: '\2713';
  color: var(--gold);
  font-weight: 700;
  flex-shrink: 0;
}
.tier-card .tier-cta {
  margin-top: auto;
}

/* --- Steps --- */
.steps { margin: 20px 0; }
.step-item {
  display: flex;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
}
.step-item:last-child { border-bottom: none; }
.step-number {
  flex-shrink: 0;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--gold-glow);
  border: 2px solid rgba(201,168,76,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  color: var(--gold);
}
.step-content h4 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 6px;
}
.step-content p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* --- FAQ --- */
.faq-list {
  max-width: 720px;
  margin: 40px auto 0;
}
.faq-item {
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.faq-item:first-child { border-top: 1px solid rgba(255,255,255,0.08); }
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  user-select: none;
  transition: color 0.2s;
}
.faq-question:hover { color: var(--gold); }
.faq-question::after {
  content: '+';
  font-size: 22px;
  font-weight: 300;
  color: var(--gold);
  transition: transform 0.3s ease;
}
.faq-item.open .faq-question::after { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
  padding: 0;
}
.faq-item.open .faq-answer {
  max-height: 600px;
  padding: 0 0 24px;
}
.faq-answer p {
  font-size: 15px;
  color: #bbb;
  line-height: 1.8;
}

/* --- CTA Section --- */
.cta-section {
  background: linear-gradient(135deg, rgba(201,168,76,0.06), rgba(201,168,76,0.02));
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-xl);
  padding: 64px;
  text-align: center;
  margin: 20px 0;
}
.cta-section h2 {
  font-size: 30px;
  font-weight: 800;
  margin-bottom: 14px;
  letter-spacing: -0.3px;
}
.cta-section p {
  font-size: 16px;
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.8;
}

/* --- Glass Panel --- */
.glass-panel {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px;
  margin: 32px 0;
}

/* --- Chat Demo --- */
.chat-demo {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin: 20px 0;
}
.chat-msg {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  align-items: flex-start;
}
.chat-msg.user { justify-content: flex-end; }
.chat-msg .avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}
.chat-msg .avatar.ai { background: var(--gold-glow); color: var(--gold); }
.chat-msg .avatar.user { background: rgba(66,133,244,0.15); color: #66a3ff; order: 2; }
.chat-msg .bubble {
  max-width: 70%;
  padding: 12px 18px;
  border-radius: 16px;
  font-size: 14px;
  line-height: 1.6;
}
.chat-msg.ai .bubble {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-bottom-left-radius: 4px;
  color: #ccc;
}
.chat-msg.user .bubble {
  background: rgba(201,168,76,0.1);
  border: 1px solid rgba(201,168,76,0.2);
  border-bottom-right-radius: 4px;
  color: #ddd;
  text-align: right;
}

/* --- Feature Num Card --- */
.feature-num-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}
.feature-num-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  transition: all 0.3s ease;
}
.feature-num-card:hover {
  border-color: var(--border-gold);
  transform: translateY(-2px);
}
.feature-num-card .num {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: var(--gold-glow);
  border: 1px solid rgba(201,168,76,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 800;
  color: var(--gold);
  flex-shrink: 0;
}
.feature-num-card h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 6px;
}
.feature-num-card p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.65;
}

/* --- Insight Cards --- */
.insight-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}
.insight-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all 0.3s ease;
}
.insight-card:hover {
  border-color: var(--border-gold);
  transform: translateY(-3px);
}
.insight-card .meta {
  font-size: 12px;
  color: var(--text-dim);
  margin-bottom: 10px;
  display: flex;
  gap: 14px;
  align-items: center;
}
.insight-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.4;
}
.insight-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}
.insight-card .read-more {
  display: inline-block;
  margin-top: 14px;
  font-size: 13px;
  color: var(--gold);
  font-weight: 600;
}

/* --- Case Cards --- */
.case-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}
.case-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all 0.3s ease;
}
.case-card:hover {
  border-color: var(--border-gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.case-content {
  padding: 32px;
}
.industry-tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--gold-glow);
  border-radius: 4px;
  font-size: 11px;
  color: var(--gold);
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 14px;
}
.case-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
}
.case-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}
.case-metrics {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.case-metric {
  flex: 1;
  min-width: 80px;
  background: var(--gold-glow);
  border-radius: 10px;
  padding: 14px 16px;
  text-align: center;
}
.case-metric .value {
  font-size: 22px;
  font-weight: 800;
  color: var(--gold);
  line-height: 1.2;
}
.case-metric .label {
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 4px;
}

/* --- Contact Form --- */
.contact-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.contact-form-grid .full-width { grid-column: 1 / -1; }
.form-group {
  margin-bottom: 20px;
}
.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: #ccc;
  margin-bottom: 8px;
}
.form-label .required { color: #e74c3c; }
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 13px 18px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  transition: all 0.2s;
  outline: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--gold);
  background: rgba(201,168,76,0.03);
}
.form-textarea {
  min-height: 130px;
  resize: vertical;
}
.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='%23888'%3E%3Cpath d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
  cursor: pointer;
}
.form-select option { background: #141c28; color: var(--text); }

/* --- Tags --- */
.tag {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
}
.tag-gold { background: var(--gold-glow); color: var(--gold); }

/* --- Filter Tabs --- */
.filter-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.filter-tab {
  padding: 8px 20px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  border: 1px solid rgba(255,255,255,0.1);
  color: #888;
  background: transparent;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}
.filter-tab:hover {
  border-color: rgba(201,168,76,0.3);
  color: var(--gold);
}
.filter-tab.active {
  background: var(--gold);
  color: #0b1119;
  border-color: var(--gold);
}

/* --- V5-style Case Detail Cards --- */
.case-detail-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
  padding: 40px;
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  margin-bottom: 24px;
  transition: all 0.3s ease;
}
.case-detail-card:hover {
  background: rgba(255,255,255,0.04);
  border-color: rgba(201,168,76,0.15);
}
.case-info h3 {
  font-size: 22px;
  font-weight: 700;
  margin: 12px 0 8px;
  color: #e8e6e1;
}
.case-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.case-pain {
  margin: 12px 0;
}
.case-pain p {
  font-size: 13px;
  color: #999;
  line-height: 1.7;
  margin-bottom: 6px;
  padding-left: 14px;
  position: relative;
}
.case-pain p::before {
  content: '\203A';
  position: absolute;
  left: 2px;
  color: #c9a84c;
  font-weight: 700;
}
.case-metrics-v5 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.case-metric-v5 {
  background: rgba(201,168,76,0.06);
  border-radius: 10px;
  padding: 20px;
  text-align: center;
}
.case-metric-v5 .value {
  font-size: 28px;
  font-weight: 800;
  color: #c9a84c;
}
.case-metric-v5 .label {
  font-size: 12px;
  color: #888;
  margin-top: 4px;
}
.case-link {
  display: inline-block;
  margin-top: 16px;
  font-size: 14px;
  font-weight: 600;
  color: #c9a84c;
  transition: all 0.2s;
}
.case-link:hover { color: #d4b85c; }
.case-link::after { content: ' \2192'; }

/* --- Stats Row --- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px;
  margin: 40px 0;
}
.stat-card {
  text-align: center;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.stat-card .stat-number {
  font-size: 40px;
  font-weight: 900;
  color: var(--gold);
  line-height: 1.1;
  margin-bottom: 6px;
}
.stat-card .stat-label {
  font-size: 13px;
  color: var(--text-muted);
}

/* --- Subscribe Section --- */
.subscribe-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  padding: 28px 0;
  border-bottom: 1px solid rgba(201,168,76,0.1);
}
.subscribe-form {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

/* --- V5-style Cards --- */
.interview-card {
  background: rgba(201,168,76,0.03);
  border: 1px solid rgba(201,168,76,0.08);
  border-radius: 12px;
  padding: 28px;
  margin-bottom: 16px;
}
.interview-card blockquote {
  font-size: 15px;
  color: #ccc;
  line-height: 1.9;
  margin: 0 0 8px;
}
.interview-card .attribution {
  font-size: 13px;
  color: #c9a84c;
}
.whitepaper-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
  padding: 24px;
}
.whitepaper-card .info h4 {
  font-size: 16px;
  color: #e8e6e1;
  margin-bottom: 4px;
}
.whitepaper-card .info p {
  font-size: 13px;
  color: #888;
  line-height: 1.6;
}
.article-card {
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 14px;
  padding: 32px;
}
.article-card .meta {
  font-size: 13px;
  color: #888;
  margin-bottom: 8px;
  display: flex;
  gap: 16px;
}
.article-card h3 {
  font-size: 22px;
  color: #e8e6e1;
  margin-bottom: 12px;
}
.article-card p {
  font-size: 14px;
  color: #999;
  line-height: 1.8;
  margin-bottom: 10px;
}

/* --- About Page --- */
.story-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 32px;
}
.story-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 14px;
  padding: 32px;
  transition: all 0.3s ease;
}
.story-card:hover {
  background: rgba(255,255,255,0.05);
  border-color: rgba(201,168,76,0.2);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}
.story-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
  color: #e8e6e1;
}
.story-card p {
  font-size: 14px;
  color: #999;
  line-height: 1.8;
}
.brand-quote {
  max-width: 760px;
  margin: 0 auto;
  padding: 2.5rem 2rem;
  background: rgba(201,168,76,0.04);
  border: 1px solid rgba(201,168,76,0.12);
  border-radius: 16px;
  text-align: center;
  margin-bottom: 32px;
}
.brand-quote p {
  font-size: 1.1rem;
  color: #c9a84c;
  line-height: 2;
  font-weight: 400;
}
.brand-quote .attribution {
  font-size: 0.85rem;
  color: #888;
  margin-top: 1rem;
}
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}
.team-card {
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 14px;
  padding: 28px;
  transition: all 0.3s ease;
}
.team-card:hover {
  border-color: rgba(201,168,76,0.15);
  transform: translateY(-2px);
}
.team-card .avatar {
  font-size: 40px;
  margin-bottom: 12px;
}
.team-card h4 {
  font-size: 15px;
  font-weight: 700;
  color: #e8e6e1;
  margin-bottom: 2px;
}
.team-card .title {
  font-size: 12px;
  color: #c9a84c;
  margin-bottom: 12px;
  font-weight: 500;
}
.team-card .bio {
  font-size: 13px;
  color: #888;
  line-height: 1.7;
}

/* --- Footer --- */
.site-footer {
  background: #070b10;
  border-top: 1px solid var(--border-gold);
  padding: 64px 0 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand p {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.8;
  margin-top: 14px;
}
.footer-col h4 {
  font-size: 13px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 1px;
  margin-bottom: 18px;
  text-transform: uppercase;
}
.footer-col a {
  display: block;
  padding: 6px 0;
  font-size: 14px;
  color: #888;
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--gold); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.05);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: #555;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom a { color: #555; transition: color 0.2s; }
.footer-bottom a:hover { color: var(--gold); }

/* --- Footer Sitemap (V5 style) --- */
.footer-sitemap {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}
.footer-sitemap h4 {
  font-size: 13px;
  font-weight: 600;
  color: #c9a84c;
  letter-spacing: 1px;
  margin-bottom: 16px;
}
.footer-sitemap a {
  display: block;
  padding: 5px 0;
  font-size: 13px;
  color: #888;
  transition: color 0.2s;
}
.footer-sitemap a:hover { color: #c9a84c; }

/* --- Animations --- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(28px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-in-up { animation: fadeInUp 0.6s ease forwards; }

/* --- Responsive --- */
@media (max-width: 1100px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
  .footer-sitemap { grid-template-columns: 2fr 1fr 1fr; gap: 24px; }
}
@media (max-width: 968px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .contact-form-grid { grid-template-columns: 1fr; }
  .case-grid { grid-template-columns: 1fr; }
  .insight-grid { grid-template-columns: 1fr; }
  .case-detail-card { grid-template-columns: 1fr; }
  .case-metrics-v5 { grid-template-columns: 1fr 1fr; }
  .story-grid { grid-template-columns: 1fr; }
  .header-nav { gap: 2px; }
  .nav-link { padding: 8px 14px; font-size: 13px; }
  .dropdown { min-width: 240px; transform: translateX(-20%) translateY(8px); }
  .nav-item:hover .dropdown { transform: translateX(-20%) translateY(4px); }
  .footer-sitemap { grid-template-columns: 1fr 1fr; gap: 24px; }
}
@media (max-width: 768px) {
  .container { padding: 0 20px; }
  .section { padding: 60px 0; }
  .hero-title { font-size: 32px; }
  .hero-sub { font-size: 16px; }
  .section-title { font-size: 26px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-sitemap { grid-template-columns: 1fr; }
  .cta-section { padding: 40px 24px; }
  .cta-section h2 { font-size: 24px; }
  .tier-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .plan-links { justify-content: center; }
  .team-grid { grid-template-columns: 1fr; }
}