/* ============================================================
   AssetchAmber - Edelsteine Investment | Premium Banking Style
   ============================================================ */

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

/* ── CSS Variables ── */
:root {
  --navy:       #0A1628;
  --navy-light: #112040;
  --navy-mid:   #1a2e50;
  --gold:       #C9A84C;
  --gold-light: #E2C97E;
  --gold-dark:  #9E7A2A;
  --white:      #FFFFFF;
  --off-white:  #F5F3EE;
  --text-light: #B8C4D4;
  --text-muted: #7A90B0;
  --border:     rgba(201,168,76,0.2);
  --border-dim: rgba(255,255,255,0.08);
  --card-bg:    #0F1E38;
  --card-hover: #162440;
  --radius:     8px;
  --radius-lg:  16px;
  --shadow:     0 8px 32px rgba(0,0,0,0.4);
  --shadow-gold:0 4px 24px rgba(201,168,76,0.2);
  --transition: 0.25s ease;
  --max-w:      1200px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--navy);
  color: var(--white);
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--gold); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--gold-light); }
button { font-family: 'Inter', sans-serif; cursor: pointer; border: none; outline: none; }
ul { list-style: none; }

/* ── Typography ── */
h1, h2, h3, h4, h5 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
h4 { font-size: 1.1rem; }
p { color: var(--text-light); line-height: 1.8; }

.gold { color: var(--gold); }
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }

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

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: all var(--transition);
  cursor: pointer;
}
.btn-primary {
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: var(--navy);
  border: none;
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  color: var(--navy);
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}
.btn-outline {
  background: transparent;
  color: var(--gold);
  border: 1.5px solid var(--gold);
}
.btn-outline:hover {
  background: var(--gold);
  color: var(--navy);
  transform: translateY(-2px);
}
.btn-white {
  background: var(--white);
  color: var(--navy);
  border: none;
}
.btn-white:hover {
  background: var(--off-white);
  transform: translateY(-2px);
}

/* ── Label / Badge ── */
.label {
  display: inline-block;
  padding: 5px 14px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--gold);
  color: var(--gold);
  background: rgba(201,168,76,0.08);
}
.badge-green {
  background: rgba(34,197,94,0.12);
  color: #4ADE80;
  border: 1px solid rgba(34,197,94,0.3);
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-red {
  background: rgba(239,68,68,0.12);
  color: #F87171;
  border: 1px solid rgba(239,68,68,0.3);
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
}

/* ── Section spacing ── */
.section { padding: 96px 0; }
.section-sm { padding: 64px 0; }
.section-header { margin-bottom: 60px; }
.section-header p { max-width: 600px; font-size: 1.05rem; margin-top: 16px; }
.section-header.centered { text-align: center; }
.section-header.centered p { margin: 16px auto 0; }

/* ── Divider ── */
.divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), transparent);
  margin: 20px 0;
}
.divider.center { margin: 20px auto; }

/* ============================================================
   NAVIGATION
   ============================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  background: rgba(10,22,40,0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-dim);
  transition: background var(--transition);
}
.navbar.scrolled {
  background: rgba(10,22,40,0.98);
  border-bottom-color: var(--border);
}
.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.03em;
}
.nav-logo span { color: var(--gold); }
.nav-logo .logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-links a {
  color: var(--text-light);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius);
  transition: all var(--transition);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
  background: rgba(255,255,255,0.07);
}
.nav-cta { margin-left: 8px; }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}
.mobile-menu {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  background: var(--navy-light);
  padding: 24px;
  border-bottom: 1px solid var(--border-dim);
  z-index: 999;
  flex-direction: column;
  gap: 8px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  color: var(--text-light);
  font-size: 1rem;
  padding: 12px 16px;
  border-radius: var(--radius);
  transition: all var(--transition);
}
.mobile-menu a:hover { background: rgba(255,255,255,0.07); color: var(--white); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 72px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: brightness(0.25);
  z-index: 0;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10,22,40,0.95) 40%, rgba(201,168,76,0.08) 100%);
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 80px 24px;
  width: 100%;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(201,168,76,0.06);
  margin-bottom: 24px;
}
.hero-tag::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--gold);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}
.hero h1 { max-width: 800px; margin-bottom: 24px; }
.hero h1 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-desc {
  font-size: 1.15rem;
  max-width: 580px;
  margin-bottom: 40px;
  color: var(--text-light);
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 60px; }
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: 40px;
  padding-top: 40px;
  border-top: 1px solid var(--border-dim);
  width: fit-content;
}
.hero-stat-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--gold);
  line-height: 1;
}
.hero-stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ============================================================
   TICKER / MARQUEE
   ============================================================ */
.ticker-wrap {
  background: var(--navy-light);
  border-top: 1px solid var(--border-dim);
  border-bottom: 1px solid var(--border-dim);
  padding: 14px 0;
  overflow: hidden;
}
.ticker {
  display: flex;
  gap: 0;
  animation: ticker 30s linear infinite;
  white-space: nowrap;
}
.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0 32px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-light);
}
.ticker-item .dot { color: var(--gold); }
.ticker-item .up { color: #4ADE80; }
.ticker-item .down { color: #F87171; }
@keyframes ticker {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ============================================================
   STONE CARDS (INDEX)
   ============================================================ */
.stones-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.stone-card {
  background: var(--card-bg);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  cursor: pointer;
  position: relative;
}
.stone-card:hover {
  transform: translateY(-6px);
  border-color: var(--border);
  box-shadow: var(--shadow-gold);
}
.stone-card-img {
  position: relative;
  height: 200px;
  overflow: hidden;
}
.stone-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.stone-card:hover .stone-card-img img { transform: scale(1.08); }
.stone-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 40%, rgba(10,22,40,0.95));
}
.stone-card-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(10,22,40,0.85);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 4px 12px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.stone-card-body {
  padding: 24px;
}
.stone-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.stone-card-color {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}
.stone-card-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.6;
}
.stone-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 16px;
  border-top: 1px solid var(--border-dim);
}
.stone-card-roi {
  font-size: 1.1rem;
  font-weight: 700;
  color: #4ADE80;
}
.stone-card-roi span { font-size: 0.75rem; color: var(--text-muted); display: block; font-weight: 400; }
.stone-card-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gold);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ============================================================
   WHY INVEST / FEATURES
   ============================================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
}
.feature-card:hover {
  border-color: var(--border);
  transform: translateY(-4px);
}
.feature-icon {
  width: 52px;
  height: 52px;
  background: rgba(201,168,76,0.1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.4rem;
}
.feature-card h3 { font-size: 1.05rem; margin-bottom: 10px; }
.feature-card p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.7; }

/* ============================================================
   SIMULATOR
   ============================================================ */
.simulator-wrap {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px;
  box-shadow: var(--shadow-gold);
}
.simulator-wrap h2 { margin-bottom: 8px; }
.simulator-wrap > p { margin-bottom: 40px; }
.sim-controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}
.sim-field label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 10px;
}
.sim-field .sim-val {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--gold);
  margin-bottom: 10px;
}
input[type="range"] {
  width: 100%;
  height: 4px;
  background: var(--navy-mid);
  border-radius: 100px;
  outline: none;
  -webkit-appearance: none;
  cursor: pointer;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  background: var(--gold);
  border-radius: 50%;
  border: 3px solid var(--navy);
  box-shadow: 0 0 0 2px var(--gold);
}
.sim-select {
  width: 100%;
  padding: 12px 16px;
  background: var(--navy-mid);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius);
  color: var(--white);
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  outline: none;
  cursor: pointer;
}
.sim-select:focus { border-color: var(--gold); }
.sim-results {
  background: rgba(201,168,76,0.06);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  text-align: center;
}
.sim-result-num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--gold);
}
.sim-result-num.green { color: #4ADE80; }
.sim-result-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 6px;
}
.sim-disclaimer {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 20px;
  text-align: center;
  font-style: italic;
}

/* ============================================================
   COMPARISON TABLE (VERGLEICH)
   ============================================================ */
.compare-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-dim);
}
.compare-table {
  width: 100%;
  border-collapse: collapse;
}
.compare-table th {
  padding: 20px 24px;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: var(--navy-light);
  border-bottom: 1px solid var(--border-dim);
}
.compare-table th.highlight {
  background: rgba(201,168,76,0.08);
  color: var(--gold);
  border-bottom-color: var(--gold);
}
.compare-table td {
  padding: 16px 24px;
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-light);
  border-bottom: 1px solid var(--border-dim);
}
.compare-table td.row-label {
  text-align: left;
  font-weight: 600;
  color: var(--white);
  background: var(--card-bg);
}
.compare-table td.highlight {
  background: rgba(201,168,76,0.04);
  font-weight: 600;
  color: var(--white);
}
.compare-table tr:last-child td { border-bottom: none; }
.compare-table .check { color: #4ADE80; font-size: 1.1rem; }
.compare-table .cross { color: #F87171; font-size: 1.1rem; }
.compare-table .partial { color: var(--gold); font-size: 1.1rem; }

/* ============================================================
   STONE PAGE (DETAIL)
   ============================================================ */
.stone-hero {
  position: relative;
  padding: 160px 0 80px;
  overflow: hidden;
}
.stone-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: brightness(0.2);
}
.stone-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(10,22,40,0.98) 50%, rgba(10,22,40,0.6));
}
.stone-hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 60px;
  align-items: center;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}
.stone-hero-img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-gold);
}
.stone-quick-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 32px 0;
}
.quick-stat {
  background: var(--card-bg);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius);
  padding: 16px;
}
.quick-stat-val {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--gold);
  line-height: 1;
}
.quick-stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 4px;
}

/* Stone detail sections */
.stone-detail-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 48px;
}
.detail-main {}
.detail-sidebar {}
.sidebar-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin-bottom: 24px;
  position: sticky;
  top: 90px;
}
.sidebar-card h3 { font-size: 1rem; margin-bottom: 20px; padding-bottom: 16px; border-bottom: 1px solid var(--border-dim); }
.sidebar-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-dim);
  font-size: 0.88rem;
}
.sidebar-row:last-child { border-bottom: none; }
.sidebar-row .s-label { color: var(--text-muted); }
.sidebar-row .s-val { font-weight: 600; color: var(--white); }
.sidebar-row .s-val.gold { color: var(--gold); }

/* Breadcrumb */
.breadcrumb {
  padding: 16px 0;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb .sep { color: var(--border); }

/* ============================================================
   FAQ
   ============================================================ */
.faq-item {
  border-bottom: 1px solid var(--border-dim);
}
.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 24px 0;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
  cursor: pointer;
  transition: color var(--transition);
}
.faq-question:hover { color: var(--gold); }
.faq-question .icon {
  width: 28px;
  height: 28px;
  background: var(--card-bg);
  border: 1px solid var(--border-dim);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
  color: var(--gold);
  transition: transform var(--transition), background var(--transition);
}
.faq-item.open .faq-question .icon { transform: rotate(45deg); background: var(--gold); color: var(--navy); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.25s ease;
}
.faq-answer-inner {
  padding-bottom: 24px;
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.8;
}
.faq-item.open .faq-answer { max-height: 400px; }

/* ============================================================
   CTA BANNER
   ============================================================ */
.cta-banner {
  background: linear-gradient(135deg, var(--navy-light) 0%, rgba(201,168,76,0.08) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 64px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(201,168,76,0.07) 0%, transparent 70%);
  pointer-events: none;
}
.cta-banner h2 { margin-bottom: 16px; }
.cta-banner p { max-width: 500px; margin: 0 auto 32px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ============================================================
   CONTACT / TALLY
   ============================================================ */
.tally-wrap {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px;
  min-height: 500px;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.contact-info h2 { margin-bottom: 16px; }
.contact-info p { margin-bottom: 32px; }
.contact-point {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}
.contact-point-icon {
  width: 44px;
  height: 44px;
  background: rgba(201,168,76,0.1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.contact-point-text strong { display: block; color: var(--white); font-size: 0.9rem; margin-bottom: 2px; }
.contact-point-text span { color: var(--text-muted); font-size: 0.85rem; }

/* ============================================================
   RELATED STONES
   ============================================================ */
.related-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.related-card {
  background: var(--card-bg);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
  text-align: center;
}
.related-card:hover {
  border-color: var(--border);
  transform: translateY(-4px);
}
.related-card img {
  width: 100%;
  height: 100px;
  object-fit: cover;
}
.related-card-name {
  padding: 10px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-light);
}
.related-card:hover .related-card-name { color: var(--gold); }

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  background: var(--navy-light);
  border-top: 1px solid var(--border-dim);
  padding: 64px 0 0;
  margin-bottom: 72px; /* space for sticky footer */
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--border-dim);
}
.footer-brand p {
  font-size: 0.87rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 16px 0 24px;
}
.footer-col h4 {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a {
  font-size: 0.88rem;
  color: var(--text-light);
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--gold); }
.footer-bottom {
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom a { color: var(--text-muted); }
.footer-bottom a:hover { color: var(--gold); }

/* ============================================================
   STICKY FOOTER MARKETING
   ============================================================ */
.sticky-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 900;
  background: linear-gradient(135deg, var(--navy-light), #162440);
  border-top: 1px solid var(--border);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.4,0,0.2,1);
  box-shadow: 0 -8px 32px rgba(0,0,0,0.4);
}
.sticky-footer.visible { transform: translateY(0); }
.sticky-footer-content {
  display: flex;
  align-items: center;
  gap: 20px;
  flex: 1;
}
.sticky-footer-icon {
  width: 44px;
  height: 44px;
  background: rgba(201,168,76,0.12);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}
.sticky-footer-text strong {
  display: block;
  font-size: 0.95rem;
  color: var(--white);
}
.sticky-footer-text span {
  font-size: 0.8rem;
  color: var(--text-muted);
}
.sticky-footer-actions { display: flex; align-items: center; gap: 12px; }
.sticky-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.2rem;
  padding: 4px 8px;
  cursor: pointer;
  transition: color var(--transition);
}
.sticky-close:hover { color: var(--white); }

/* ============================================================
   EXIT POPUP
   ============================================================ */
.exit-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(6px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.exit-overlay.active { display: flex; }
.exit-popup {
  background: var(--navy-light);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  max-width: 560px;
  width: 100%;
  padding: 48px;
  position: relative;
  text-align: center;
  box-shadow: var(--shadow-gold);
  animation: popupIn 0.35s cubic-bezier(0.4,0,0.2,1);
}
@keyframes popupIn {
  from { transform: scale(0.9) translateY(20px); opacity: 0; }
  to { transform: scale(1) translateY(0); opacity: 1; }
}
.exit-popup-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--card-bg);
  border: 1px solid var(--border-dim);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
}
.exit-popup-close:hover { color: var(--white); background: var(--navy-mid); }
.exit-popup-icon { font-size: 3rem; margin-bottom: 16px; }
.exit-popup h2 { font-size: 1.6rem; margin-bottom: 12px; }
.exit-popup p { color: var(--text-muted); margin-bottom: 28px; font-size: 0.93rem; }
.exit-popup-offer {
  background: rgba(201,168,76,0.08);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 24px;
  font-size: 0.88rem;
  color: var(--gold);
  font-weight: 500;
}
.exit-popup-actions { display: flex; flex-direction: column; gap: 10px; }
.btn-skip {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.82rem;
  cursor: pointer;
  padding: 4px;
  transition: color var(--transition);
}
.btn-skip:hover { color: var(--text-light); }

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.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);
}

/* ============================================================
   TRUST BAR
   ============================================================ */
.trust-bar {
  background: var(--navy-light);
  border-top: 1px solid var(--border-dim);
  border-bottom: 1px solid var(--border-dim);
  padding: 20px 0;
}
.trust-items {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
}
.trust-item .t-icon { color: var(--gold); font-size: 1.1rem; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .stones-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stone-hero-content { grid-template-columns: 1fr; }
  .stone-hero-img { display: none; }
  .stone-detail-grid { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: repeat(3, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .stones-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: repeat(3, 1fr); gap: 20px; }
  .hero-stat-num { font-size: 1.4rem; }
  .sim-controls { grid-template-columns: 1fr; }
  .sim-results { grid-template-columns: 1fr; }
  .simulator-wrap { padding: 24px; }
  .cta-banner { padding: 40px 24px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .sticky-footer-content { flex-direction: column; align-items: flex-start; gap: 8px; }
  .sticky-footer { flex-direction: column; align-items: flex-start; }
  .sticky-footer-actions { width: 100%; justify-content: flex-end; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .compare-table th, .compare-table td { padding: 12px 14px; font-size: 0.8rem; }
  .stone-quick-stats { grid-template-columns: 1fr 1fr; }
  .exit-popup { padding: 32px 24px; }
  .tally-wrap { padding: 24px; }
}
@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .hero-stats { grid-template-columns: 1fr; width: 100%; }
  .cta-actions { flex-direction: column; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}