/* ========================================
   PITKLASING.DE - Premium Gemstone Investment
   Design: Banking-style, Professional
   ======================================== */

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

/* ========================================
   CSS VARIABLES
   ======================================== */
:root {
  --primary: #1A3A5C;
  --primary-dark: #0F2540;
  --primary-light: #2A5080;
  --gold: #C9A84C;
  --gold-light: #E8C97A;
  --gold-dark: #A07830;
  --white: #FFFFFF;
  --off-white: #F8F9FA;
  --gray-100: #F1F3F5;
  --gray-200: #E9ECEF;
  --gray-300: #DEE2E6;
  --gray-400: #CED4DA;
  --gray-500: #ADB5BD;
  --gray-600: #6C757D;
  --gray-700: #495057;
  --gray-800: #343A40;
  --gray-900: #212529;
  --success: #198754;
  --danger: #DC3545;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.10);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.14);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.18);
  --border-radius: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;
  --transition: 0.25s ease;
  --font-sans: 'Inter', sans-serif;
  --font-serif: 'Playfair Display', serif;
  --max-width: 1280px;
  --section-pad: 96px;
}

/* ========================================
   RESET & BASE
   ======================================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul { list-style: none; }

/* ========================================
   TYPOGRAPHY
   ======================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  font-weight: 700;
  line-height: 1.2;
  color: var(--primary);
}

h1 { font-size: clamp(2rem, 4vw, 3.25rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }
h4 { font-size: 1.1rem; }

p { color: var(--gray-700); line-height: 1.75; }

.serif { font-family: var(--font-serif); }
.text-gold { color: var(--gold); }
.text-primary { color: var(--primary); }
.text-white { color: var(--white); }

/* ========================================
   LAYOUT
   ======================================== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: var(--section-pad) 0; }
.section-sm { padding: 48px 0; }
.section-lg { padding: 128px 0; }

/* ========================================
   BUTTONS
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--border-radius);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gold);
  color: var(--primary-dark);
  border-color: var(--gold);
}
.btn-primary:hover {
  background: var(--gold-light);
  border-color: var(--gold-light);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(201,168,76,0.35);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.5);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
}

.btn-outline-dark {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline-dark:hover {
  background: var(--primary);
  color: var(--white);
}

.btn-lg { padding: 18px 40px; font-size: 1rem; }
.btn-sm { padding: 10px 20px; font-size: 0.8rem; }

/* ========================================
   HEADER / NAV
   ======================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(26, 58, 92, 0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(201,168,76,0.2);
  transition: all var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 32px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gold);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-text {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.02em;
}

.logo-text span {
  color: var(--gold);
}

.nav-main {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  padding: 8px 14px;
  color: rgba(255,255,255,0.8);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  border-radius: var(--border-radius);
  transition: all var(--transition);
}

.nav-link:hover, .nav-link.active {
  color: var(--gold);
  background: rgba(201,168,76,0.1);
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 220px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
  z-index: 100;
}

.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown-menu a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  color: var(--gray-700);
  font-size: 0.875rem;
  transition: all var(--transition);
  border-bottom: 1px solid var(--gray-100);
}

.nav-dropdown-menu a:last-child { border-bottom: none; }

.nav-dropdown-menu a:hover {
  background: var(--gray-50);
  color: var(--primary);
  padding-left: 20px;
}

.gem-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

/* Mobile nav */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: all var(--transition);
  border-radius: 2px;
}

.mobile-nav {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  background: var(--primary-dark);
  padding: 24px;
  z-index: 999;
  border-bottom: 2px solid var(--gold);
}

.mobile-nav.open { display: block; }

.mobile-nav a {
  display: block;
  padding: 14px 0;
  color: rgba(255,255,255,0.85);
  font-size: 1rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: color var(--transition);
}

.mobile-nav a:hover { color: var(--gold); }

/* ========================================
   HERO
   ======================================== */
.hero {
  min-height: 100vh;
  background: var(--primary-dark);
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('https://images.pexels.com/photos/15803904/pexels-photo-15803904.jpeg?auto=compress&cs=tinysrgb&fit=crop&h=627&w=1200');
  background-size: cover;
  background-position: center;
  opacity: 0.2;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15,37,64,0.95) 0%, rgba(26,58,92,0.8) 60%, rgba(15,37,64,0.9) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(201,168,76,0.15);
  border: 1px solid rgba(201,168,76,0.4);
  color: var(--gold);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.hero h1 {
  color: var(--white);
  margin-bottom: 20px;
  font-weight: 800;
}

.hero h1 em {
  font-style: normal;
  color: var(--gold);
}

.hero-lead {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.75);
  margin-bottom: 40px;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 40px;
}

.hero-stat-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 4px;
}

.hero-stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.55);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ========================================
   SECTION HEADERS
   ======================================== */
.section-header {
  max-width: 640px;
  margin-bottom: 56px;
}

.section-header.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 20px;
  height: 1px;
  background: var(--gold);
  vertical-align: middle;
  margin-right: 8px;
}

.section-header h2 { margin-bottom: 16px; }
.section-header p { color: var(--gray-600); }

/* ========================================
   GEMS CARDS GRID
   ======================================== */
.gems-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.gem-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: all 0.3s ease;
  cursor: pointer;
}

.gem-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--gold);
}

.gem-card-image {
  aspect-ratio: 4/3;
  overflow: hidden;
  position: relative;
}

.gem-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gem-card:hover .gem-card-image img {
  transform: scale(1.05);
}

.gem-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--primary);
  color: var(--white);
  padding: 4px 10px;
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.gem-badge.hot { background: var(--gold); color: var(--primary-dark); }

.gem-card-body {
  padding: 24px;
}

.gem-card-body h3 {
  font-size: 1.25rem;
  margin-bottom: 6px;
  color: var(--primary);
}

.gem-card-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 12px 0;
  flex-wrap: wrap;
}

.gem-price-tag {
  font-size: 0.8rem;
  color: var(--gray-600);
}

.gem-return {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--success);
  font-size: 0.85rem;
  font-weight: 600;
}

.gem-desc {
  font-size: 0.875rem;
  color: var(--gray-600);
  margin-bottom: 16px;
  line-height: 1.6;
}

.gem-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background: var(--gray-100);
  border-top: 1px solid var(--gray-200);
}

.gem-card-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--transition);
}

.gem-card:hover .gem-card-link { gap: 10px; }

/* ========================================
   STATS BAR
   ======================================== */
.stats-bar {
  background: var(--primary);
  padding: 56px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}

.stat-item-value {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-item-label {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ========================================
   SIMULATOR
   ======================================== */
.simulator-section {
  background: var(--gray-100);
  padding: var(--section-pad) 0;
}

.simulator-card {
  background: var(--white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.simulator-form {
  padding: 48px;
  background: var(--primary-dark);
  color: var(--white);
}

.simulator-form h3 {
  color: var(--white);
  margin-bottom: 8px;
  font-size: 1.5rem;
}

.simulator-form p {
  color: rgba(255,255,255,0.6);
  margin-bottom: 32px;
  font-size: 0.9rem;
}

.form-group {
  margin-bottom: 24px;
}

.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.7);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--border-radius);
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 1rem;
  transition: all var(--transition);
  appearance: none;
}

.form-control:focus {
  outline: none;
  border-color: var(--gold);
  background: rgba(255,255,255,0.12);
}

.form-control option { background: var(--primary-dark); color: var(--white); }

.simulator-results {
  padding: 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.result-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-500);
  margin-bottom: 4px;
}

.result-value {
  font-size: 3rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 4px;
}

.result-gain {
  font-size: 1rem;
  font-weight: 600;
  color: var(--success);
  margin-bottom: 32px;
}

.result-breakdown {
  display: flex;
  flex-direction: column;
  gap: 12px;
  border-top: 1px solid var(--gray-200);
  padding-top: 24px;
  margin-bottom: 32px;
}

.breakdown-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
}

.breakdown-label { color: var(--gray-600); }
.breakdown-value { font-weight: 600; color: var(--gray-800); }

.simulator-disclaimer {
  font-size: 0.75rem;
  color: var(--gray-500);
  font-style: italic;
}

/* ========================================
   WHY SECTION
   ======================================== */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.why-card {
  padding: 32px;
  border: 1px solid var(--gray-200);
  border-radius: var(--border-radius-lg);
  transition: all var(--transition);
}

.why-card:hover {
  border-color: var(--gold);
  box-shadow: var(--shadow-md);
}

.why-icon {
  width: 52px;
  height: 52px;
  background: rgba(26,58,92,0.08);
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--primary);
}

.why-card h4 {
  font-size: 1rem;
  margin-bottom: 10px;
  color: var(--primary);
}

.why-card p {
  font-size: 0.875rem;
  color: var(--gray-600);
}

/* ========================================
   COMPARISON TABLE
   ======================================== */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.comparison-table th {
  background: var(--primary);
  color: var(--white);
  padding: 16px 20px;
  text-align: left;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.03em;
}

.comparison-table th:nth-child(2) { background: var(--gold); color: var(--primary-dark); }

.comparison-table td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--gray-200);
  color: var(--gray-700);
}

.comparison-table tr:hover td { background: var(--gray-100); }

.comparison-table .check { color: var(--success); font-weight: 700; }
.comparison-table .cross { color: var(--danger); }
.comparison-table .star { color: var(--gold); font-weight: 700; }

/* ========================================
   CTA SECTION
   ======================================== */
.cta-section {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  position: relative;
  overflow: hidden;
  padding: var(--section-pad) 0;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: rgba(201,168,76,0.06);
  border-radius: 50%;
}

.cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.cta-section h2 { color: var(--white); margin-bottom: 16px; }
.cta-section p { color: rgba(255,255,255,0.7); margin-bottom: 36px; font-size: 1.05rem; }

/* ========================================
   FAQ
   ======================================== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--gray-200);
  border-radius: var(--border-radius-md);
  margin-bottom: 12px;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: var(--white);
  border: none;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--primary);
  text-align: left;
  transition: background var(--transition);
  gap: 16px;
}

.faq-question:hover { background: var(--gray-50); }

.faq-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  background: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1rem;
  line-height: 1;
  transition: transform var(--transition), background var(--transition);
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--gold);
  color: var(--primary-dark);
}

.faq-answer {
  display: none;
  padding: 0 24px 20px;
  font-size: 0.9rem;
  color: var(--gray-600);
  line-height: 1.75;
}

.faq-item.open .faq-answer { display: block; }

/* ========================================
   GEM PAGE HERO (individual pages)
   ======================================== */
.gem-hero {
  padding-top: 72px;
  min-height: 60vh;
  background: var(--primary-dark);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.gem-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.25;
}

.gem-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(15,37,64,0.97) 40%, rgba(15,37,64,0.5) 100%);
}

.gem-hero-content {
  position: relative;
  z-index: 2;
  max-width: 600px;
  padding: 80px 0;
}

.gem-hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(201,168,76,0.15);
  border: 1px solid var(--gold);
  color: var(--gold);
  padding: 4px 14px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 20px;
}

.gem-hero h1 {
  color: var(--white);
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 16px;
}

.gem-hero p {
  color: rgba(255,255,255,0.7);
  font-size: 1.1rem;
  margin-bottom: 32px;
}

.gem-hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 32px;
}

.gem-stat-val {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--gold);
}

.gem-stat-lbl {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ========================================
   PRICE TABLE
   ======================================== */
.price-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.price-table th {
  background: var(--primary);
  color: var(--white);
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.03em;
}

.price-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--gray-200);
  color: var(--gray-700);
}

.price-table tr:nth-child(even) td { background: var(--gray-50); }
.price-table .up { color: var(--success); font-weight: 600; }
.price-table .down { color: var(--danger); font-weight: 600; }

/* ========================================
   CONTACT / TALLY
   ======================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 64px;
  align-items: start;
}

.contact-info h2 { margin-bottom: 16px; }
.contact-info p { color: var(--gray-600); margin-bottom: 32px; }

.contact-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-feature {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px;
  border: 1px solid var(--gray-200);
  border-radius: var(--border-radius-md);
}

.contact-feature-icon {
  width: 36px;
  height: 36px;
  background: rgba(26,58,92,0.08);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
}

.contact-feature h4 {
  font-size: 0.9rem;
  margin-bottom: 2px;
  color: var(--primary);
}

.contact-feature p {
  font-size: 0.8rem;
  color: var(--gray-600);
  margin: 0;
}

.tally-container {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--border-radius-lg);
  padding: 8px;
  box-shadow: var(--shadow-md);
}

/* ========================================
   COMPARATIF PAGE
   ======================================== */
.compare-hero {
  background: var(--primary-dark);
  padding: 120px 0 80px;
  text-align: center;
}

.compare-hero h1 { color: var(--white); margin-bottom: 16px; }
.compare-hero p { color: rgba(255,255,255,0.7); font-size: 1.1rem; max-width: 560px; margin: 0 auto; }

.compare-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 64px;
}

.compare-card {
  border: 2px solid var(--gray-200);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
}

.compare-card.featured {
  border-color: var(--gold);
  box-shadow: 0 0 0 4px rgba(201,168,76,0.1);
}

.compare-card-header {
  padding: 32px;
  background: var(--gray-100);
  text-align: center;
}

.compare-card.featured .compare-card-header {
  background: var(--primary);
  color: var(--white);
}

.compare-card-header h3 {
  font-size: 1.5rem;
  margin-bottom: 4px;
}

.compare-card.featured .compare-card-header h3 { color: var(--white); }

.compare-card-badge {
  display: inline-block;
  background: var(--gold);
  color: var(--primary-dark);
  padding: 3px 12px;
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 8px;
}

.compare-card-body {
  padding: 32px;
}

.compare-feature-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.compare-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--gray-700);
}

.compare-feature .ico { font-size: 1rem; }

/* ========================================
   BREADCRUMB
   ======================================== */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--gray-500);
  padding: 16px 0;
}

.breadcrumb a { color: var(--gray-500); transition: color var(--transition); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb-sep { color: var(--gray-400); }
.breadcrumb .current { color: var(--primary); font-weight: 500; }

/* ========================================
   INTERNAL LINKS / RELATED
   ======================================== */
.related-gems {
  background: var(--gray-100);
  padding: var(--section-pad) 0;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.related-item {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--border-radius-md);
  padding: 20px 16px;
  text-align: center;
  transition: all var(--transition);
  text-decoration: none;
}

.related-item:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.related-gem-dot {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  margin: 0 auto 10px;
}

.related-name {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary);
  display: block;
  margin-bottom: 4px;
}

.related-return {
  font-size: 0.75rem;
  color: var(--success);
}

/* ========================================
   FOOTER
   ======================================== */
.site-footer {
  background: #0A1929;
  color: var(--white);
  padding: 72px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 56px;
}

.footer-brand p {
  color: rgba(255,255,255,0.5);
  font-size: 0.875rem;
  margin-top: 16px;
  line-height: 1.7;
}

.footer-col h4 {
  color: var(--gold);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 20px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  color: rgba(255,255,255,0.55);
  font-size: 0.875rem;
  transition: color var(--transition);
}

.footer-col a:hover { color: var(--gold); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
}

.footer-bottom a {
  color: rgba(255,255,255,0.4);
  transition: color var(--transition);
}

.footer-bottom a:hover { color: var(--gold); }

/* ========================================
   STICKY FOOTER BAR
   ======================================== */
.sticky-footer-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 900;
  background: var(--primary-dark);
  border-top: 2px solid var(--gold);
  padding: 14px 0;
  transform: translateY(100%);
  transition: transform 0.4s ease;
}

.sticky-footer-bar.visible { transform: translateY(0); }

.sticky-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.sticky-bar-text {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.sticky-bar-text strong {
  color: var(--white);
  font-size: 0.95rem;
}

.sticky-bar-text span {
  color: rgba(255,255,255,0.6);
  font-size: 0.85rem;
}

.sticky-highlight {
  color: var(--gold) !important;
  font-weight: 700 !important;
}

.sticky-close {
  background: none;
  border: none;
  color: rgba(255,255,255,0.4);
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
  padding: 4px;
  transition: color var(--transition);
  margin-left: 8px;
}

.sticky-close:hover { color: var(--white); }

/* ========================================
   EXIT POPUP
   ======================================== */
.exit-popup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  backdrop-filter: blur(4px);
}

.exit-popup-overlay.active { display: flex; }

.exit-popup {
  background: var(--white);
  border-radius: var(--border-radius-lg);
  max-width: 560px;
  width: 100%;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  animation: popIn 0.3s ease;
}

@keyframes popIn {
  from { transform: scale(0.9); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.exit-popup-header {
  background: var(--primary-dark);
  padding: 32px 32px 24px;
  position: relative;
}

.exit-popup-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(255,255,255,0.1);
  border: none;
  color: var(--white);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}

.exit-popup-close:hover { background: rgba(255,255,255,0.2); }

.exit-popup-header h3 {
  color: var(--white);
  font-size: 1.4rem;
  margin-bottom: 8px;
}

.exit-popup-header p {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
}

.exit-popup-body {
  padding: 32px;
}

.popup-offer-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--gray-100);
  font-size: 0.9rem;
  color: var(--gray-700);
}

.popup-offer-item:last-child { border-bottom: none; }

.popup-offer-icon { color: var(--success); font-size: 1rem; }

.exit-popup-footer {
  padding: 24px 32px 32px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.exit-popup-footer .btn { flex: 1; justify-content: center; }

/* ========================================
   SCROLL ANIMATIONS
   ======================================== */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-on-scroll.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1100px) {
  .gems-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .related-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 900px) {
  :root { --section-pad: 64px; }
  .simulator-card { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .compare-cards { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-stats { grid-template-columns: repeat(3, 1fr); }
  .nav-main { display: none; }
  .header-cta .btn { display: none; }
  .hamburger { display: flex; }
}

@media (max-width: 640px) {
  :root { --section-pad: 48px; }
  .gems-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-actions { flex-direction: column; }
  .sticky-bar-inner { flex-direction: column; align-items: flex-start; }
}

/* ========================================
   UTILITIES
   ======================================== */
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.mb-48 { margin-bottom: 48px; }
.text-center { text-align: center; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.gap-16 { gap: 16px; }
.gap-24 { gap: 24px; }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }
.fs-sm { font-size: 0.875rem; }

/* Gem color accents */
.color-tanzanit { background: #4B0082; }
.color-spinell { background: #8B0000; }
.color-tsavorit { background: #006400; }
.color-aquamarin { background: #00B4D8; }
.color-turmalin { background: #E91E8C; }
.color-amethyst { background: #7B2D8B; }