@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400&family=Montserrat:wght@300;400;500;600&display=swap');

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

:root {
  --gold: #c9a84c;
  --gold-light: #e8cc80;
  --gold-dark: #8a6f2e;
  --diamond: #ddeeff;
  --bg: #06060e;
  --bg2: #0b0b1a;
  --bg3: #111128;
  --text: #e8e8f5;
  --muted: #8888aa;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Montserrat', sans-serif;
  font-weight: 300;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── Stars background ───────────────────────────── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 15% 20%, rgba(255,255,255,0.7) 0%, transparent 100%),
    radial-gradient(1px 1px at 42% 8%,  rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 70% 35%, rgba(255,255,255,0.6) 0%, transparent 100%),
    radial-gradient(1px 1px at 88% 12%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 5%  75%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 55% 62%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 92% 58%, rgba(255,255,255,0.6) 0%, transparent 100%),
    radial-gradient(1px 1px at 28% 90%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 78% 85%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(2px 2px at 33% 45%, rgba(201,168,76,0.4)  0%, transparent 100%),
    radial-gradient(2px 2px at 60% 15%, rgba(201,168,76,0.3)  0%, transparent 100%),
    radial-gradient(2px 2px at 10% 50%, rgba(201,168,76,0.3)  0%, transparent 100%);
  pointer-events: none;
  z-index: 0;
  animation: twinkle 6s ease-in-out infinite alternate;
}

@keyframes twinkle {
  0%   { opacity: 0.6; }
  100% { opacity: 1; }
}

/* ── Nav ────────────────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 3rem;
  background: linear-gradient(180deg, rgba(6,6,14,0.95) 0%, rgba(6,6,14,0) 100%);
  backdrop-filter: blur(4px);
}

.nav-logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--gold);
  text-decoration: none;
  letter-spacing: 0.12em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-logo::before {
  content: '◆';
  font-size: 0.9rem;
  animation: spin-slow 8s linear infinite;
}

@keyframes spin-slow { to { transform: rotate(360deg); } }

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition: color 0.3s;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--gold);
  transition: width 0.3s;
}

.nav-links a:hover,
.nav-links a.active { color: var(--gold); }
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

/* ── Hero ───────────────────────────────────────── */
.hero {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(201,168,76,0.12) 0%, transparent 70%);
  border-radius: 50%;
  animation: pulse-glow 4s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes pulse-glow {
  0%   { transform: scale(1);    opacity: 0.6; }
  100% { transform: scale(1.15); opacity: 1;   }
}

/* ── Diamond SVG gem ────────────────────────────── */
.gem {
  width: 160px; height: 160px;
  margin-bottom: 2rem;
  animation: float 5s ease-in-out infinite;
  filter: drop-shadow(0 0 30px rgba(201,168,76,0.6)) drop-shadow(0 0 60px rgba(100,150,255,0.3));
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50%       { transform: translateY(-16px) rotate(2deg); }
}

.gem polygon, .gem path {
  stroke: rgba(255,255,255,0.15);
  stroke-width: 0.5;
}

.hero-eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1rem;
}

.hero h1 {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(3.5rem, 10vw, 7rem);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, #fff 30%, var(--gold-light) 60%, #fff 80%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 4s linear infinite;
}

@keyframes shimmer {
  0%   { background-position: 0% center; }
  100% { background-position: 200% center; }
}

.hero p {
  max-width: 520px;
  color: var(--muted);
  font-size: 0.95rem;
  margin-bottom: 2.5rem;
  line-height: 1.9;
}

.btn-group { display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: 2px;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  font-family: 'Montserrat', sans-serif;
  transition: all 0.3s;
  cursor: pointer;
}

.btn-primary {
  background: var(--gold);
  color: #060606;
  font-weight: 600;
  border: 1px solid var(--gold);
}

.btn-primary:hover {
  background: var(--gold-light);
  box-shadow: 0 0 30px rgba(201,168,76,0.5);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.2);
}

.btn-outline:hover {
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-2px);
}

/* ── Scroll indicator ───────────────────────────── */
.scroll-hint {
  position: absolute;
  bottom: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--muted);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  animation: fade-bob 2s ease-in-out infinite;
}

.scroll-hint::after {
  content: '↓';
  font-size: 1rem;
}

@keyframes fade-bob {
  0%, 100% { opacity: 0.4; transform: translateY(0); }
  50%       { opacity: 1;   transform: translateY(6px); }
}

/* ── Sections ───────────────────────────────────── */
section {
  position: relative;
  z-index: 1;
  padding: 5rem 2rem;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
}

.section-label {
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 300;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-title em { font-style: italic; color: var(--gold-light); }

.divider {
  width: 48px; height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent);
  margin: 1.5rem 0 2rem;
}

/* ── Stat cards ─────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5px;
  background: rgba(201,168,76,0.15);
  border: 1px solid rgba(201,168,76,0.15);
  margin-top: 3rem;
}

.stat-card {
  background: var(--bg2);
  padding: 2.5rem 2rem;
  text-align: center;
  transition: background 0.3s;
}

.stat-card:hover { background: var(--bg3); }

.stat-num {
  font-family: 'Cormorant Garamond', serif;
  font-size: 3rem;
  font-weight: 300;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ── Card grid ──────────────────────────────────── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2px;
  background: rgba(255,255,255,0.04);
  margin-top: 2rem;
}

.card {
  background: var(--bg2);
  padding: 2.5rem;
  transition: background 0.3s, transform 0.3s;
  text-decoration: none;
  color: inherit;
  display: block;
}

.card:hover {
  background: var(--bg3);
  transform: translateY(-4px);
}

.card-icon {
  font-size: 2rem;
  margin-bottom: 1.2rem;
  display: block;
}

.card h3 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.5rem;
  font-weight: 400;
  margin-bottom: 0.75rem;
  color: var(--gold-light);
}

.card p { color: var(--muted); font-size: 0.88rem; line-height: 1.8; }

.card-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1.2rem;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  transition: gap 0.3s;
}

.card:hover .card-arrow { gap: 0.8rem; }

/* ── Two-col layout ─────────────────────────────── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

@media (max-width: 768px) {
  .two-col { grid-template-columns: 1fr; gap: 2rem; }
  nav { padding: 1rem 1.5rem; }
  .nav-links { gap: 1.2rem; }
}

/* ── Feature list ───────────────────────────────── */
.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 2rem;
}

.feature-list li {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.feature-dot {
  width: 6px; height: 6px;
  background: var(--gold);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 0.55rem;
  box-shadow: 0 0 8px var(--gold);
}

.feature-list strong {
  color: var(--text);
  font-weight: 500;
  display: block;
  margin-bottom: 0.2rem;
  font-size: 0.9rem;
}

.feature-list span { color: var(--muted); font-size: 0.85rem; }

/* ── Timeline ───────────────────────────────────── */
.timeline {
  position: relative;
  padding-left: 2rem;
  margin-top: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--gold), transparent);
}

.timeline-item {
  position: relative;
  padding-bottom: 2.5rem;
}

.timeline-item::before {
  content: '◆';
  position: absolute;
  left: -2.15rem;
  color: var(--gold);
  font-size: 0.55rem;
  top: 0.4rem;
}

.timeline-year {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.3rem;
}

.timeline-item h3 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.25rem;
  font-weight: 400;
  margin-bottom: 0.4rem;
}

.timeline-item p { color: var(--muted); font-size: 0.85rem; }

/* ── C-grid (4Cs) ───────────────────────────────── */
.c-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  background: rgba(201,168,76,0.1);
  border: 1px solid rgba(201,168,76,0.1);
  margin-top: 2rem;
}

.c-card {
  background: var(--bg2);
  padding: 2.5rem;
  transition: background 0.3s;
}

.c-card:hover { background: var(--bg3); }

.c-letter {
  font-family: 'Cormorant Garamond', serif;
  font-size: 4rem;
  font-weight: 300;
  line-height: 1;
  color: rgba(201,168,76,0.2);
  margin-bottom: 0.3rem;
}

.c-card h3 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--gold-light);
  margin-bottom: 0.6rem;
}

.c-card p { color: var(--muted); font-size: 0.85rem; line-height: 1.8; }

@media (max-width: 560px) { .c-grid { grid-template-columns: 1fr; } }

/* ── Quote block ────────────────────────────────── */
.quote-block {
  border-left: 2px solid var(--gold);
  padding: 1.5rem 2rem;
  margin: 3rem 0;
  background: rgba(201,168,76,0.04);
}

.quote-block blockquote {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.5rem;
  font-weight: 300;
  font-style: italic;
  line-height: 1.5;
  margin-bottom: 0.75rem;
}

.quote-block cite {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
}

/* ── Separator ──────────────────────────────────── */
.sep {
  text-align: center;
  color: rgba(201,168,76,0.3);
  font-size: 1.2rem;
  letter-spacing: 0.6em;
  padding: 2rem 0;
  user-select: none;
}

/* ── Page header (sub-pages) ────────────────────── */
.page-header {
  position: relative;
  z-index: 1;
  padding: 12rem 2rem 5rem;
  text-align: center;
  background: radial-gradient(ellipse at 50% 0%, rgba(201,168,76,0.1) 0%, transparent 70%);
  border-bottom: 1px solid rgba(201,168,76,0.1);
  margin-bottom: 0;
}

.page-header .hero-eyebrow { margin-bottom: 0.75rem; }

.page-header h1 {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  font-weight: 300;
  letter-spacing: -0.01em;
  background: linear-gradient(135deg, #fff 30%, var(--gold-light) 60%, #fff 80%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 4s linear infinite;
  margin-bottom: 1rem;
}

.page-header p {
  max-width: 500px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 0.92rem;
}

/* ── Property bars ──────────────────────────────── */
.property-bar { margin-bottom: 1.5rem; }

.bar-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  margin-bottom: 0.4rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.bar-label span:last-child { color: var(--gold); }

.bar-track {
  height: 3px;
  background: rgba(255,255,255,0.06);
  border-radius: 2px;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--gold-dark), var(--gold-light));
  border-radius: 2px;
  animation: grow 1.2s ease-out forwards;
  transform-origin: left;
}

@keyframes grow {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

/* ── Famous diamonds table ──────────────────────── */
.table-wrap {
  overflow-x: auto;
  margin-top: 2rem;
  border: 1px solid rgba(201,168,76,0.12);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

thead tr {
  background: rgba(201,168,76,0.08);
  border-bottom: 1px solid rgba(201,168,76,0.2);
}

th {
  padding: 1rem 1.5rem;
  text-align: left;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 500;
}

td {
  padding: 1rem 1.5rem;
  color: var(--muted);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

td:first-child { color: var(--text); font-weight: 400; }

tbody tr:hover td { background: rgba(201,168,76,0.04); }
tbody tr:last-child td { border-bottom: none; }

/* ── Footer ─────────────────────────────────────── */
footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 3rem 2rem;
  border-top: 1px solid rgba(201,168,76,0.1);
  color: var(--muted);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
}

footer .gem-small {
  font-size: 1.2rem;
  color: var(--gold);
  display: block;
  margin-bottom: 0.75rem;
}

/* ── Bg accent blobs ────────────────────────────── */
.bg-blob {
  position: fixed;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.06;
}

.blob-1 {
  width: 500px; height: 500px;
  background: #c9a84c;
  top: -150px; right: -100px;
}

.blob-2 {
  width: 400px; height: 400px;
  background: #4464cc;
  bottom: 10%; left: -100px;
}