/* ==========================================================================
   SUNAAR BILL — Luxury Jewellery Billing Software Stylesheet
   Color Tokens Aligned with Flutter App:
   Emerald: #064E3B, #059669, #ECFDF5
   Gold: #D4AF37, #F59E0B, #FEF3C7, #B8860B
   Slate / Neutral: #0F172A, #475569, #94A3B8, #F8FAFC, #FFFFFF, #E2E8F0
   ========================================================================== */

:root {
  /* Emerald Spectrum */
  --emerald-900: #064E3B;
  --emerald-800: #065F46;
  --emerald-600: #059669;
  --emerald-500: #10B981;
  --emerald-100: #D1FAE5;
  --emerald-50:  #ECFDF5;

  /* Champagne Gold Spectrum */
  --gold-primary: #D4AF37;
  --gold-warm:    #F59E0B;
  --gold-dark:    #B8860B;
  --gold-light:   #FDF6B2;
  --gold-wash:    #FEF3C7;
  --gold-border:  rgba(212, 175, 55, 0.35);

  /* Slate & Surfaces */
  --bg-ground:       #F8FAFC;
  --bg-card:         #FFFFFF;
  --bg-sunken:       #F1F5F9;
  --bg-obsidian:     #0B0E14;
  --bg-charcoal:     #161D27;
  --border-subtle:   #E2E8F0;
  --border-medium:   #CBD5E1;

  /* Typography */
  --text-main:       #0F172A;
  --text-secondary:  #475569;
  --text-muted:      #64748B;
  --text-inverse:    #FFFFFF;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.08), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.04);
  --shadow-emerald: 0 8px 24px -4px rgba(5, 150, 105, 0.25);
  --shadow-gold: 0 8px 24px -4px rgba(212, 175, 55, 0.25);

  /* Spacing & Radii */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;
  --container-max: 1160px;
}

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

html {
  scroll-behavior: smooth;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--text-main);
  background-color: var(--bg-ground);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.2s ease;
}

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

/* ==========================================================================
   NAVIGATION
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo-img {
  height: 44px;
  width: auto;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
}

.nav-item a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.nav-item a:hover {
  color: var(--emerald-600);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--emerald-600), var(--emerald-800));
  color: var(--text-inverse);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-emerald);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px -2px rgba(5, 150, 105, 0.35);
}

.btn-gold {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(135deg, #F3E5AB, var(--gold-primary));
  color: #1A1408;
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-gold);
  border: 1px solid rgba(212, 175, 55, 0.4);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -2px rgba(212, 175, 55, 0.4);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--bg-card);
  color: var(--text-main);
  font-weight: 600;
  font-size: 1rem;
  padding: 13px 24px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-medium);
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.btn-outline:hover {
  background: var(--bg-sunken);
  border-color: var(--emerald-600);
  color: var(--emerald-800);
}

.mobile-menu-btn {
  display: none;
  font-size: 1.5rem;
  color: var(--text-main);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  padding: 60px 0 40px;
  background: radial-gradient(circle at 50% 0%, #F1FDF6 0%, var(--bg-ground) 60%);
  position: relative;
  overflow: hidden;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--emerald-50);
  border: 1px solid var(--emerald-100);
  color: var(--emerald-800);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 24px;
}

.hero-pill-badge {
  background: var(--emerald-600);
  color: white;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.hero-content {
  text-align: center;
  max-width: 820px;
  margin: 0 auto;
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--text-main);
  margin-bottom: 20px;
}

.hero-highlight {
  color: var(--emerald-800);
  position: relative;
  display: inline-block;
}

.hero-gold-text {
  color: #B45309;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.hero-trust-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 0.88rem;
  color: var(--text-muted);
  font-weight: 600;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.trust-check {
  color: var(--emerald-600);
  font-weight: 800;
}

/* ==========================================================================
   HERO LIVE BILL PREVIEW / MOCKUP
   ========================================================================== */
.hero-mockup-wrapper {
  margin-top: 48px;
  display: flex;
  justify-content: center;
}

.preview-receipt-card {
  background: #FFFFFF;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 40px -15px rgba(15, 23, 42, 0.12);
  width: 100%;
  max-width: 680px;
  overflow: hidden;
  text-align: left;
}

.preview-header {
  background: linear-gradient(135deg, var(--emerald-900), #032219);
  color: #FFFFFF;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.preview-shop-info h4 {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.preview-shop-info p {
  font-size: 0.8rem;
  color: #A7F3D0;
}

.preview-sync-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: #FFFFFF;
}

.sync-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #34D399;
  box-shadow: 0 0 8px #34D399;
}

.preview-body {
  padding: 24px;
}

.preview-rate-strip {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
  background: var(--bg-sunken);
  padding: 10px 14px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
}

.rate-tag {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
}

.rate-tag .gold-dot {
  width: 10px;
  height: 10px;
  background: linear-gradient(135deg, #FDE68A, #D97706);
  border-radius: 50%;
  display: inline-block;
}

.preview-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.preview-table th {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border-medium);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.preview-table td {
  padding: 12px 10px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-main);
}

.item-badge {
  display: inline-block;
  background: var(--emerald-50);
  color: var(--emerald-800);
  border: 1px solid var(--emerald-100);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  margin-left: 6px;
}

.preview-total-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 18px;
  margin-top: 12px;
  border-top: 2px dashed var(--border-medium);
}

.preview-total-label {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text-main);
}

.preview-total-amount {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--emerald-800);
}

/* ==========================================================================
   MULTI-DEVICE CLOUD SYNC SECTION
   ========================================================================== */
.devices-section {
  padding: 80px 0;
  background: var(--bg-card);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--emerald-600);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-main);
  line-height: 1.25;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 680px;
  line-height: 1.6;
}

.device-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.device-card {
  background: var(--bg-ground);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  position: relative;
  overflow: hidden;
}

.device-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--emerald-600);
}

.device-icon-box {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--emerald-50);
  color: var(--emerald-800);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 20px;
}

.device-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-main);
}

.device-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.55;
  margin-bottom: 18px;
}

.device-feature-list {
  list-style: none;
  font-size: 0.88rem;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.device-feature-list li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.device-feature-list li span {
  color: var(--emerald-600);
  font-weight: 700;
}

.sync-banner {
  margin-top: 48px;
  background: linear-gradient(135deg, var(--bg-obsidian), var(--bg-charcoal));
  border-radius: var(--radius-lg);
  padding: 32px 40px;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.sync-banner-text h4 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 6px;
}

.sync-banner-text p {
  color: #94A3B8;
  font-size: 0.95rem;
  max-width: 600px;
}

.sync-badge-cloud {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #6EE7B7;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

/* ==========================================================================
   PAY WHAT YOU WANT / PRICING SECTION (CENTERPIECE)
   ========================================================================== */
.pricing-section {
  padding: 90px 0;
  background: radial-gradient(circle at 50% 100%, #FEF9C3 0%, var(--bg-ground) 45%);
}

.pricing-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 50px;
}

.gold-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--gold-wash);
  border: 1px solid var(--gold-border);
  color: #92400E;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.pricing-guarantees-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 48px;
}

.guarantee-box {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.guarantee-icon {
  font-size: 1.8rem;
  margin-bottom: 12px;
}

.guarantee-box h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-main);
}

.guarantee-box p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Interactive Simulator */
.simulator-container {
  background: #FFFFFF;
  border: 2px solid var(--gold-primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 40px -10px rgba(212, 175, 55, 0.2);
  padding: 40px;
  max-width: 800px;
  margin: 0 auto;
}

.simulator-top {
  text-align: center;
  margin-bottom: 32px;
}

.simulator-top h3 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 8px;
}

.simulator-top p {
  color: var(--text-secondary);
  font-size: 0.98rem;
}

.amount-buttons-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

.amt-btn {
  padding: 12px 20px;
  border-radius: var(--radius-md);
  border: 2px solid var(--border-medium);
  background: var(--bg-ground);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  transition: all 0.15s ease;
}

.amt-btn:hover {
  border-color: var(--emerald-600);
  background: var(--emerald-50);
}

.amt-btn.active {
  background: var(--emerald-800);
  border-color: var(--emerald-800);
  color: #FFFFFF;
  box-shadow: var(--shadow-emerald);
}

.amt-btn.free-choice.active {
  background: linear-gradient(135deg, #059669, #047857);
  border-color: #047857;
  color: #FFFFFF;
}

.simulator-result-card {
  background: var(--bg-sunken);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.result-amount-display {
  display: flex;
  flex-direction: column;
}

.result-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.result-val {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--emerald-800);
  line-height: 1.1;
}

.result-period {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.result-explanation {
  flex: 1;
  min-width: 260px;
}

.result-explanation h5 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
}

.result-explanation p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.simulator-features-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border-medium);
  font-size: 0.88rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.sim-feat-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.sim-feat-item span {
  color: var(--emerald-600);
  font-weight: 800;
}

/* ==========================================================================
   JEWELLERY FEATURES SECTION
   ========================================================================== */
.features-section {
  padding: 90px 0;
  background: var(--bg-ground);
}

.features-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 56px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}

.feature-box {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.feature-box:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--gold-primary);
}

.feature-icon-wrapper {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--emerald-50);
  color: var(--emerald-800);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 20px;
}

.feature-box h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-main);
}

.feature-box p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   COMPARISON TABLE SECTION
   ========================================================================== */
.comparison-section {
  padding: 80px 0;
  background: var(--bg-card);
  border-top: 1px solid var(--border-subtle);
}

.comparison-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}

.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-medium);
  box-shadow: var(--shadow-md);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  background: #FFFFFF;
}

.comparison-table th,
.comparison-table td {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.95rem;
}

.comparison-table th {
  background: var(--bg-sunken);
  color: var(--text-secondary);
  font-weight: 700;
}

.comparison-table th.col-sb {
  background: var(--emerald-50);
  color: var(--emerald-900);
  font-weight: 800;
  font-size: 1.05rem;
}

.comparison-table td.col-sb {
  background: rgba(236, 253, 245, 0.4);
  font-weight: 600;
  color: var(--emerald-900);
}

.col-old {
  color: var(--text-muted);
}

.badge-cross {
  color: #DC2626;
  font-weight: bold;
  margin-right: 6px;
}

.badge-check {
  color: #059669;
  font-weight: bold;
  margin-right: 6px;
}

/* ==========================================================================
   HOW TO START (3 STEPS)
   ========================================================================== */
.steps-section {
  padding: 80px 0;
  background: var(--bg-ground);
}

.steps-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 50px;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
}

.step-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-sm);
}

.step-number {
  width: 48px;
  height: 48px;
  background: var(--gold-wash);
  border: 2px solid var(--gold-primary);
  color: #92400E;
  font-size: 1.25rem;
  font-weight: 800;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.step-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-main);
}

.step-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* ==========================================================================
   FAQ SECTION
   ========================================================================== */
.faq-section {
  padding: 80px 0;
  background: var(--bg-card);
  border-top: 1px solid var(--border-subtle);
}

.faq-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}

.faq-accordion {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: #FFFFFF;
  overflow: hidden;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.faq-item:hover {
  border-color: var(--border-medium);
}

.faq-item.active {
  border-color: var(--emerald-600);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  gap: 16px;
}

.faq-icon {
  font-size: 1.2rem;
  color: var(--emerald-600);
  transition: transform 0.2s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  background: var(--bg-ground);
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 16px 24px 24px;
  border-top: 1px solid var(--border-subtle);
}

/* ==========================================================================
   CALL TO ACTION BANNER
   ========================================================================== */
.cta-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--emerald-900) 0%, #032219 100%);
  color: #FFFFFF;
  text-align: center;
  position: relative;
}

.cta-box {
  max-width: 720px;
  margin: 0 auto;
}

.cta-box h2 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  color: #FFFFFF;
}

.cta-box p {
  font-size: 1.1rem;
  color: #A7F3D0;
  margin-bottom: 32px;
  line-height: 1.6;
}

.cta-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background: var(--bg-obsidian);
  color: #94A3B8;
  padding: 60px 0 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  flex-wrap: wrap;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand {
  max-width: 360px;
}

.footer-logo-img {
  height: 48px;
  width: auto;
  margin-bottom: 16px;
  filter: brightness(0) invert(1);
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.6;
  color: #94A3B8;
}

.footer-links-group h5 {
  color: #FFFFFF;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.footer-links-group ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.9rem;
}

.footer-links-group a:hover {
  color: #FBBF24;
}

.footer-bottom {
  padding-top: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: #64748B;
}

.footer-respect-note {
  color: #D4AF37;
  font-weight: 500;
}

/* ==========================================================================
   RESPONSIVE DESIGN
   ========================================================================== */
@media (max-width: 868px) {
  .nav-links {
    display: none;
  }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background: #FFFFFF;
    padding: 24px;
    border-bottom: 1px solid var(--border-medium);
    box-shadow: var(--shadow-lg);
    gap: 16px;
  }
  .mobile-menu-btn {
    display: block;
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }
  .hero-actions .btn-gold,
  .hero-actions .btn-outline {
    width: 100%;
  }
  .simulator-container {
    padding: 24px;
  }
  .simulator-result-card {
    flex-direction: column;
    align-items: flex-start;
  }
}