/* ============================================================
   TEARS Jewelry Brand — Main Stylesheet
   Design: Dark luxury, silver-on-black, cinematic
   ============================================================ */

/* ── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --black: #000000;
  --near-black: #080808;
  --dark-1: #0D0D0D;
  --dark-2: #111111;
  --dark-3: #181818;
  --dark-4: #222222;
  --dark-5: #2A2A2A;
  --silver-1: #FFFFFF;
  --silver-2: #E0E0E0;
  --silver-3: #C8C8C8;
  --silver-4: #A8A8A8;
  --silver-5: #888888;
  --silver-6: #666666;
  --silver-7: #444444;
  --gold: #C9A96E;
  --gold-light: #E8C98E;
  --ruby: #C03040;
  --ruby-light: #E04060;
  --sapphire: #2050A0;
  --sapphire-light: #3060C0;
  --garnet: #7A2030;
  --garnet-light: #A03050;
  --diamond: rgba(220,240,255,0.9);
  --border: rgba(255,255,255,0.08);
  --border-light: rgba(255,255,255,0.15);
  
  --font-serif: 'Cormorant Garamond', 'Noto Serif JP', Georgia, serif;
  --font-display: 'Cinzel', serif;
  --font-sans: 'Noto Serif JP', -apple-system, BlinkMacSystemFont, sans-serif;
  
  --transition: 0.3s ease;
  --transition-slow: 0.6s ease;
}

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--silver-2);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.8;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ── Typography ────────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 300;
  line-height: 1.3;
  letter-spacing: 0.04em;
}

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); }

.section-label {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.35em;
  color: var(--silver-5);
  text-transform: uppercase;
  margin-bottom: 1rem;
  display: block;
}

.section-title {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 300;
  margin-bottom: 1.2rem;
  text-align: center;
}

.section-sub {
  text-align: center;
  color: var(--silver-5);
  max-width: 600px;
  margin: 0 auto 3rem;
  line-height: 2;
}

.section-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

section { padding: 5rem 0; }

.mt-2 { margin-top: 2rem; }

/* ── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 0.85rem 2.4rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  transition: var(--transition);
  cursor: pointer;
  border-radius: 0;
}

.btn-primary {
  background: linear-gradient(135deg, var(--silver-3), var(--silver-5));
  color: var(--black);
  border: 1px solid var(--silver-4);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--silver-1), var(--silver-3));
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(200,200,200,0.25);
}

.btn-outline {
  background: transparent;
  color: var(--silver-3);
  border: 1px solid var(--silver-6);
}
.btn-outline:hover {
  border-color: var(--silver-3);
  color: var(--silver-1);
  background: rgba(255,255,255,0.04);
}

.btn-outline-sm {
  display: inline-block;
  padding: 0.6rem 1.6rem;
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  background: transparent;
  color: var(--silver-4);
  border: 1px solid var(--silver-7);
  transition: var(--transition);
}
.btn-outline-sm:hover {
  color: var(--silver-1);
  border-color: var(--silver-4);
}

.btn-sm {
  padding: 0.6rem 1.4rem;
  font-size: 0.7rem;
}

.btn-large {
  padding: 1.1rem 3rem;
  font-size: 0.85rem;
}

/* ── Navigation ────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1.4rem 2.5rem;
  transition: var(--transition);
}
.nav.scrolled {
  background: rgba(0,0,0,0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0.9rem 2.5rem;
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo { display: flex; align-items: center; }
.logo-svg { height: 38px; width: auto; }
.hero-logo-svg { width: 100%; max-width: 700px; }

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

.nav-links a {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--silver-4);
  transition: var(--transition);
}
.nav-links a:hover { color: var(--silver-1); }

.nav-cta {
  border: 1px solid var(--silver-6) !important;
  padding: 0.45rem 1.2rem;
  color: var(--silver-2) !important;
}
.nav-cta:hover {
  background: var(--silver-2) !important;
  color: var(--black) !important;
  border-color: var(--silver-2) !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
}
.nav-toggle span {
  display: block;
  height: 1px;
  background: var(--silver-3);
  transition: var(--transition);
}
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(4px, 4px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(4px, -4px); }

/* ── Hero Section ──────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--black);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 30%, rgba(255,255,255,0.03) 0%, transparent 60%),
    radial-gradient(ellipse 60% 80% at 20% 80%, rgba(255,255,255,0.02) 0%, transparent 50%),
    var(--black);
}

.hero-particles {
  position: absolute;
  inset: 0;
}

.particle {
  position: absolute;
  background: rgba(255,255,255,0.6);
  border-radius: 50%;
  animation: float linear infinite;
}

@keyframes float {
  0% { transform: translateY(0) translateX(0); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 0.5; }
  100% { transform: translateY(-100vh) translateX(30px); opacity: 0; }
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 2rem;
  max-width: 900px;
}

.hero-badge {
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  color: var(--silver-5);
  text-transform: uppercase;
  margin-bottom: 2.5rem;
}

.hero-logo-wrap { margin-bottom: 1.5rem; }

.hero-tagline {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  font-weight: 300;
  color: var(--silver-3);
  letter-spacing: 0.3em;
  margin-bottom: 1.5rem;
}

.hero-sub {
  color: var(--silver-5);
  font-size: 0.9rem;
  line-height: 2;
  margin-bottom: 2.5rem;
}

.hero-cta-group {
  display: flex;
  gap: 1.2rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
}

.hero-countdown {
  border: 1px solid var(--border-light);
  padding: 1.5rem 2.5rem;
  display: inline-block;
  background: rgba(255,255,255,0.02);
}

.countdown-label {
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--silver-6);
  margin-bottom: 1rem;
}

.countdown-timer {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.countdown-unit {
  text-align: center;
  min-width: 52px;
}

.countdown-unit span {
  display: block;
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 400;
  color: var(--silver-1);
  line-height: 1;
}

.countdown-unit small {
  font-size: 0.55rem;
  letter-spacing: 0.15em;
  color: var(--silver-6);
}

.countdown-sep {
  font-size: 1.5rem;
  color: var(--silver-6);
  padding-bottom: 1rem;
}

.countdown-live {
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 0.3em;
  color: var(--silver-1);
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.hero-scroll span {
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: var(--silver-6);
}

.hero-scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--silver-6), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ── Concept Section ───────────────────────────────────────── */
.concept {
  background: var(--dark-1);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.concept-text {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 4rem;
}

.concept-headline {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 300;
  color: var(--silver-1);
  margin-bottom: 1.5rem;
  line-height: 1.4;
}

.concept-body {
  color: var(--silver-5);
  line-height: 2.2;
  font-size: 0.95rem;
}

.concept-pillars {
  display: flex;
  gap: 1px;
  background: var(--border);
}

.pillar {
  flex: 1;
  background: var(--dark-1);
  padding: 2.5rem 1.5rem;
  text-align: center;
  border-top: 2px solid transparent;
  transition: var(--transition);
}

.pillar:hover {
  background: var(--dark-3);
  border-top-color: var(--silver-5);
}

.pillar-letter {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 400;
  color: transparent;
  -webkit-text-stroke: 1px var(--silver-5);
  margin-bottom: 0.5rem;
  transition: var(--transition);
}

.pillar:hover .pillar-letter {
  color: var(--silver-2);
  -webkit-text-stroke: 1px var(--silver-2);
}

.pillar-name {
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: var(--silver-3);
  margin-bottom: 0.3rem;
}

.pillar-civ {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--silver-6);
  margin-bottom: 0.8rem;
  text-transform: uppercase;
}

.pillar-desc {
  font-size: 0.8rem;
  color: var(--silver-5);
  line-height: 1.8;
}

/* ── Origin Section ────────────────────────────────────────── */
.origin { background: var(--black); }

.origin-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.origin-content h2 {
  font-size: clamp(1.4rem, 3vw, 2rem);
  margin-bottom: 1.5rem;
  color: var(--silver-1);
}

.origin-content p {
  color: var(--silver-5);
  line-height: 2;
  margin-bottom: 1rem;
}

.origin-date {
  color: var(--silver-4) !important;
  border-left: 2px solid var(--silver-7);
  padding-left: 1.2rem;
  margin: 1.5rem 0 2rem !important;
}

.origin-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.teardrop-large {
  width: 200px;
  height: 260px;
  background: radial-gradient(ellipse at 40% 30%, rgba(255,255,255,0.08), rgba(255,255,255,0.01));
  border: 1px solid var(--border-light);
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  clip-path: polygon(50% 0%, 100% 60%, 80% 100%, 20% 100%, 0% 60%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  animation: teardropFloat 4s ease-in-out infinite;
}

@keyframes teardropFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.teardrop-inner {
  position: absolute;
  inset: 15px;
  background: radial-gradient(ellipse at 40% 30%, rgba(255,255,255,0.12), transparent);
  clip-path: polygon(50% 0%, 100% 60%, 80% 100%, 20% 100%, 0% 60%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.teardrop-text {
  font-family: var(--font-serif);
  font-size: 3rem;
  color: rgba(255,255,255,0.4);
}

/* ── Collection Preview ────────────────────────────────────── */
.collection-preview {
  background: var(--dark-1);
  border-top: 1px solid var(--border);
}

.cross-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  margin-bottom: 3rem;
}

.cross-card {
  display: block;
  background: var(--dark-1);
  transition: var(--transition);
  overflow: hidden;
}

.cross-card:hover { background: var(--dark-3); }

.cross-card-bg {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

.cross-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.cross-shape {
  width: 80px;
  height: 100px;
  position: relative;
  transition: var(--transition);
}

.cross-card:hover .cross-shape { transform: scale(1.08); }

.cross-shape::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  background: linear-gradient(145deg, rgba(180,180,180,0.6), rgba(100,100,100,0.3));
  clip-path: polygon(35% 0%, 65% 0%, 65% 35%, 100% 35%, 100% 65%, 65% 65%, 65% 100%, 35% 100%, 35% 65%, 0% 65%, 0% 35%, 35% 35%);
  border: 1px solid rgba(255,255,255,0.2);
}

.cross-stone {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 18px;
  height: 22px;
  z-index: 1;
}

.cross-card-info {
  padding: 1.2rem 1.5rem;
  border-top: 1px solid var(--border);
}

.cross-civ {
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: var(--silver-6);
  margin-bottom: 0.2rem;
}

.cross-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.15em;
  color: var(--silver-2);
  margin-bottom: 0.2rem;
}

.cross-desc {
  font-size: 0.75rem;
  color: var(--silver-5);
}

/* ── Gem Styles ────────────────────────────────────────────── */
.diamond, .diamond-gem, .diamond-gem-sm, .diamond-gem-md, .diamond-gem-lg {
  background: radial-gradient(ellipse at 35% 25%, rgba(255,255,255,0.95), rgba(200,230,255,0.7));
  box-shadow: 0 0 15px rgba(200,230,255,0.5), inset 0 2px 4px rgba(255,255,255,0.8);
}

.ruby, .ruby-gem, .ruby-gem-sm, .ruby-gem-md, .ruby-gem-lg {
  background: radial-gradient(ellipse at 35% 25%, #E04060, #8B0020);
  box-shadow: 0 0 15px rgba(192,48,64,0.4), inset 0 2px 4px rgba(255,100,120,0.5);
}

.sapphire, .sapphire-gem, .sapphire-gem-sm, .sapphire-gem-md, .sapphire-gem-lg {
  background: radial-gradient(ellipse at 35% 25%, #4080D0, #102060);
  box-shadow: 0 0 15px rgba(32,80,160,0.4), inset 0 2px 4px rgba(80,140,240,0.5);
}

.garnet, .garnet-gem, .garnet-gem-sm, .garnet-gem-md, .garnet-gem-lg {
  background: radial-gradient(ellipse at 35% 25%, #C03050, #500018);
  box-shadow: 0 0 15px rgba(122,32,48,0.4), inset 0 2px 4px rgba(180,60,80,0.5);
}

.onyx, .onyx-gem, .onyx-gem-sm, .onyx-gem-md, .onyx-gem-lg {
  background: radial-gradient(ellipse at 35% 25%, #404040, #0A0A0A);
  box-shadow: 0 0 10px rgba(0,0,0,0.8), inset 0 2px 4px rgba(80,80,80,0.4);
  border: 1px solid rgba(255,255,255,0.15);
}

/* Teardrop shape */
.cross-stone,
.stone-gem,
.stone-gem-sm,
.stone-opt-gem,
.result-stone,
.stone-nav-gem,
.stone-btn-gem,
.stone-select-gem {
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
}

.stone-gem {
  width: 40px;
  height: 50px;
  flex-shrink: 0;
}

/* Stones row on homepage */
.stones-row {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.stone-chip {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  padding: 1.8rem 1.2rem;
  border: 1px solid var(--border);
  background: var(--dark-1);
  width: 140px;
  transition: var(--transition);
}

.stone-chip:hover {
  border-color: var(--silver-6);
  background: var(--dark-3);
  transform: translateY(-4px);
}

.stone-chip-name {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--silver-3);
}

.stone-chip-mean {
  font-size: 0.7rem;
  color: var(--silver-6);
}

/* ── Lineup ────────────────────────────────────────────────── */
.lineup { background: var(--black); }

.lineup-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  margin-top: 3rem;
}

.lineup-card {
  background: var(--dark-1);
  padding: 2.5rem 2rem;
  transition: var(--transition);
}

.lineup-card:hover { background: var(--dark-3); }

.lineup-badge {
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  color: var(--silver-6);
  border: 1px solid var(--silver-7);
  padding: 0.3rem 0.8rem;
  display: inline-block;
  margin-bottom: 1.2rem;
}

.premium-badge { color: var(--gold); border-color: var(--gold); }
.fc-badge { color: var(--ruby-light); border-color: var(--ruby); }

.lineup-card h3 {
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--silver-2);
  margin-bottom: 0.4rem;
}

.lineup-material {
  font-size: 0.8rem;
  color: var(--silver-4);
  margin-bottom: 0.8rem;
  letter-spacing: 0.05em;
}

.lineup-card p {
  font-size: 0.85rem;
  color: var(--silver-5);
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

/* ── Signature ─────────────────────────────────────────────── */
.signature {
  background: var(--dark-1);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.signature-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.signature-text h2 {
  font-size: clamp(1.4rem, 3vw, 2rem);
  margin-bottom: 1.5rem;
  color: var(--silver-1);
}

.signature-text p {
  color: var(--silver-5);
  line-height: 2;
  margin-bottom: 1rem;
}

.pendant-wrap {
  display: flex;
  align-items: center;
  gap: 2rem;
  justify-content: center;
}

.pendant-front, .pendant-back {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
}

.cross-big {
  width: 100px;
  height: 120px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cross-big::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100px;
  height: 100px;
  background: linear-gradient(145deg, rgba(200,200,200,0.5), rgba(100,100,100,0.2));
  clip-path: polygon(35% 0%, 65% 0%, 65% 35%, 100% 35%, 100% 65%, 65% 65%, 65% 100%, 35% 100%, 35% 65%, 0% 65%, 0% 35%, 35% 35%);
}

.cross-gem {
  width: 24px;
  height: 30px;
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  background: radial-gradient(ellipse at 35% 25%, rgba(255,255,255,0.95), rgba(200,230,255,0.7));
  z-index: 1;
}

.tears-banner {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--silver-4);
  z-index: 1;
}

.hidden-diamond {
  font-size: 0.9rem;
  color: var(--diamond);
  z-index: 1;
  text-shadow: 0 0 8px rgba(200,230,255,0.8);
}

.cross-big.back::before {
  background: linear-gradient(145deg, rgba(40,40,40,0.8), rgba(20,20,20,0.9));
}

.pendant-arrow {
  font-size: 1.5rem;
  color: var(--silver-6);
}

.pendant-label {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--silver-6);
  font-family: var(--font-display);
}

/* ── CTA Section ───────────────────────────────────────────── */
.cta-section {
  background: var(--black);
  padding: 7rem 0;
}

.cta-inner {
  text-align: center;
}

.cta-milestone {
  margin-bottom: 2rem;
}

.milestone-date {
  font-family: var(--font-display);
  font-size: 1.6rem;
  letter-spacing: 0.15em;
  color: var(--silver-3);
  margin-bottom: 0.3rem;
}

.milestone-event {
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: var(--silver-6);
  text-transform: uppercase;
}

.cta-inner h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 1.2rem;
  color: var(--silver-1);
}

.cta-inner p {
  color: var(--silver-5);
  line-height: 2;
  margin-bottom: 2.5rem;
}

/* ── Page Hero ─────────────────────────────────────────────── */
.page-hero {
  min-height: 50vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 8rem 2rem 5rem;
  background: var(--black);
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 40%, rgba(255,255,255,0.04) 0%, transparent 60%);
}

.page-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--border);
}

.page-hero-content {
  text-align: center;
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.page-hero-content h1 {
  color: var(--silver-1);
  margin-bottom: 1rem;
}

.page-hero-content p {
  color: var(--silver-5);
  line-height: 2;
}

.page-hero-collection { background: radial-gradient(ellipse 80% 50% at 50% 30%, rgba(180,180,180,0.04), var(--black)); }
.page-hero-stones { background: radial-gradient(ellipse 80% 50% at 50% 30%, rgba(150,100,180,0.05), var(--black)); }
.page-hero-about { background: radial-gradient(ellipse 80% 50% at 50% 30%, rgba(100,150,180,0.04), var(--black)); }
.page-hero-order { background: radial-gradient(ellipse 80% 50% at 50% 30%, rgba(180,140,100,0.04), var(--black)); }

/* ── Product Structure ─────────────────────────────────────── */
.product-structure { background: var(--dark-1); border-bottom: 1px solid var(--border); }

.structure-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
  margin-top: 3rem;
}

.structure-item {
  background: var(--dark-1);
  padding: 2.5rem 2rem;
}

.structure-num {
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--silver-6);
  margin-bottom: 0.8rem;
}

.structure-item h3 {
  font-size: 1.1rem;
  color: var(--silver-2);
  margin-bottom: 0.8rem;
}

.structure-item p {
  font-size: 0.85rem;
  color: var(--silver-5);
  line-height: 1.8;
}

/* ── Cross Detail Section ──────────────────────────────────── */
.cross-section {
  border-bottom: 1px solid var(--border);
  background: var(--black);
}

.cross-section:nth-child(even) { background: var(--dark-1); }

.cross-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.cross-detail-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.cross-display {
  width: 280px;
  height: 380px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--dark-3);
  border: 1px solid var(--border);
  position: relative;
  gap: 1.5rem;
}

.cross-display::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 30%, rgba(255,255,255,0.04), transparent 60%);
  pointer-events: none;
}

.cross-shape-lg {
  width: 120px;
  height: 140px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cross-shape-lg::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 120px;
  height: 120px;
  background: linear-gradient(145deg, rgba(200,200,200,0.5), rgba(80,80,80,0.3));
  clip-path: polygon(35% 0%, 65% 0%, 65% 35%, 100% 35%, 100% 65%, 65% 65%, 65% 100%, 35% 100%, 35% 65%, 0% 65%, 0% 35%, 35% 35%);
  box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}

.cross-stone-lg {
  width: 28px;
  height: 34px;
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  z-index: 1;
  box-shadow: 0 4px 16px rgba(0,0,0,0.5);
}

.chain-visual {
  display: flex;
  align-items: center;
  gap: 4px;
}

.chain-link {
  width: 14px;
  height: 8px;
  border: 1px solid var(--silver-6);
  border-radius: 50%;
}

.chain-s {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--silver-5);
  padding: 0 4px;
}

.cross-detail-civ {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--silver-6);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.cross-detail-name {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--silver-4);
  margin-bottom: 1rem;
}

.cross-detail-desc {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--silver-3);
  margin-bottom: 1rem;
}

.cross-detail-story {
  font-size: 0.85rem;
  color: var(--silver-5);
  line-height: 2;
  margin-bottom: 1.5rem;
}

.cross-detail-feature {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.feature-tag {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--silver-5);
  border: 1px solid var(--silver-7);
  padding: 0.2rem 0.7rem;
}

.stone-select-label {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--silver-5);
  margin-bottom: 0.8rem;
}

.stone-options {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.stone-opt {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  text-decoration: none;
  transition: var(--transition);
}

.stone-opt:hover { transform: translateY(-3px); }

.stone-opt-gem {
  width: 28px;
  height: 34px;
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
}

.stone-opt span {
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  color: var(--silver-5);
}

.stone-opt-gem.diamond-gem-sm { background: radial-gradient(ellipse at 35% 25%, rgba(255,255,255,0.95), rgba(200,230,255,0.7)); box-shadow: 0 0 10px rgba(200,230,255,0.4); }
.stone-opt-gem.ruby-gem-sm { background: radial-gradient(ellipse at 35% 25%, #E04060, #8B0020); box-shadow: 0 0 10px rgba(192,48,64,0.4); }
.stone-opt-gem.sapphire-gem-sm { background: radial-gradient(ellipse at 35% 25%, #4080D0, #102060); box-shadow: 0 0 10px rgba(32,80,160,0.4); }
.stone-opt-gem.garnet-gem-sm { background: radial-gradient(ellipse at 35% 25%, #C03050, #500018); box-shadow: 0 0 10px rgba(122,32,48,0.4); }
.stone-opt-gem.onyx-gem-sm { background: radial-gradient(ellipse at 35% 25%, #404040, #0A0A0A); border: 1px solid rgba(255,255,255,0.15); }

/* Signature detail page */
.signature-detail {
  background: var(--dark-1);
  border-top: 1px solid var(--border);
}

.sig-detail-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  margin-top: 3rem;
  flex-wrap: wrap;
}

.sig-card {
  width: 200px;
  padding: 2rem;
  border: 1px solid var(--border-light);
  background: var(--dark-3);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.sig-card-top {
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--silver-6);
}

.sig-cross-front, .sig-cross-back {
  width: 80px;
  height: 80px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sig-cross-front::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(145deg, rgba(200,200,200,0.5), rgba(80,80,80,0.2));
  clip-path: polygon(35% 0%, 65% 0%, 65% 35%, 100% 35%, 100% 65%, 65% 65%, 65% 100%, 35% 100%, 35% 65%, 0% 65%, 0% 35%, 35% 35%);
}

.sig-cross-back::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(145deg, rgba(40,40,40,0.8), rgba(20,20,20,0.9));
  clip-path: polygon(35% 0%, 65% 0%, 65% 35%, 100% 35%, 100% 65%, 65% 65%, 65% 100%, 35% 100%, 35% 65%, 0% 65%, 0% 35%, 35% 35%);
}

.cross-mini-stone {
  width: 14px;
  height: 18px;
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  background: radial-gradient(ellipse at 35% 25%, rgba(255,255,255,0.95), rgba(200,230,255,0.7));
  z-index: 1;
}

.tears-banner-sm {
  font-family: var(--font-display);
  font-size: 0.55rem;
  letter-spacing: 0.15em;
  color: var(--silver-5);
  z-index: 1;
}

.hidden-diamond-sm {
  font-size: 0.7rem;
  color: rgba(200,230,255,0.8);
  text-shadow: 0 0 6px rgba(200,230,255,0.6);
  z-index: 1;
}

.sig-card p {
  font-size: 0.75rem;
  color: var(--silver-5);
  line-height: 1.6;
}

.sig-arrow {
  font-size: 2rem;
  color: var(--silver-6);
}

/* ── Stones Page ───────────────────────────────────────────── */
.stones-nav-section {
  background: var(--dark-1);
  border-bottom: 1px solid var(--border);
  padding: 2rem 0;
}

.stones-nav {
  display: flex;
  gap: 1px;
  background: var(--border);
}

.stone-nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  padding: 1.2rem;
  background: var(--dark-1);
  text-align: center;
  transition: var(--transition);
}

.stone-nav-item:hover { background: var(--dark-3); }

.stone-nav-gem {
  width: 28px;
  height: 34px;
}

.stone-nav-item span {
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--silver-3);
}

.stone-nav-item small {
  font-size: 0.6rem;
  color: var(--silver-6);
}

.stone-section {
  background: var(--black);
  border-bottom: 1px solid var(--border);
}

.stone-section:nth-child(even) { background: var(--dark-1); }

.stone-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.stone-visual-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.stone-visual-col.order-2 { order: 2; }

.stone-gem-large,
.diamond-gem-lg, .ruby-gem-lg, .sapphire-gem-lg, .garnet-gem-lg, .onyx-gem-lg {
  width: 180px;
  height: 220px;
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  position: relative;
  animation: gemGlow 3s ease-in-out infinite;
}

.diamond-gem-lg { background: radial-gradient(ellipse at 35% 25%, rgba(255,255,255,0.98), rgba(200,230,255,0.8)); box-shadow: 0 0 60px rgba(200,230,255,0.3); }
.ruby-gem-lg { background: radial-gradient(ellipse at 35% 25%, #F06080, #6B0018); box-shadow: 0 0 60px rgba(192,48,64,0.3); }
.sapphire-gem-lg { background: radial-gradient(ellipse at 35% 25%, #5090E0, #081840); box-shadow: 0 0 60px rgba(32,80,160,0.3); }
.garnet-gem-lg { background: radial-gradient(ellipse at 35% 25%, #D04060, #3C0012); box-shadow: 0 0 60px rgba(122,32,48,0.3); }
.onyx-gem-lg { background: radial-gradient(ellipse at 35% 25%, #505050, #050505); box-shadow: 0 0 40px rgba(0,0,0,0.8); border: 1px solid rgba(255,255,255,0.1); }

.stone-gem-inner {
  position: absolute;
  top: 15%;
  left: 20%;
  width: 30%;
  height: 20%;
  background: rgba(255,255,255,0.3);
  border-radius: 50%;
  filter: blur(4px);
}

.stone-gem-shine {
  position: absolute;
  top: 8%;
  left: 30%;
  width: 15%;
  height: 10%;
  background: rgba(255,255,255,0.8);
  border-radius: 50%;
  filter: blur(2px);
}

@keyframes gemGlow {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(1.15); }
}

.stone-cut-label {
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: var(--silver-6);
  text-transform: uppercase;
}

.stone-num {
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--silver-6);
  margin-bottom: 0.5rem;
}

.stone-name-lg {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--silver-4);
  margin-bottom: 0.3rem;
}

.stone-jp {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--silver-4);
  margin-bottom: 1rem;
  letter-spacing: 0.1em;
}

.stone-meaning-badge {
  display: inline-block;
  border: 1px solid var(--silver-6);
  padding: 0.3rem 1rem;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  color: var(--silver-3);
  margin-bottom: 0.8rem;
  font-family: var(--font-display);
}

.stone-day {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-style: italic;
  color: var(--silver-4);
  margin-bottom: 1.5rem;
}

.stone-story-block {
  border-left: 1px solid var(--border-light);
  padding-left: 1.2rem;
  margin-bottom: 1rem;
}

.stone-story-block h4 {
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--silver-6);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.stone-story-block p {
  font-size: 0.85rem;
  color: var(--silver-5);
  line-height: 1.8;
}

.tears-story { border-left-color: var(--silver-5); }
.tears-story h4 { color: var(--silver-4); }
.tears-story p { color: var(--silver-3); }

/* Stone Selector */
.stone-selector-section {
  background: var(--dark-1);
  border-top: 1px solid var(--border);
}

.selector-grid {
  display: grid;
  grid-template-columns: 1fr 2fr 1fr;
  gap: 3rem;
  align-items: start;
  margin-top: 3rem;
}

.selector-types h4, .selector-stones h4 {
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--silver-5);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.type-buttons {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.type-btn {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.8rem 1.2rem;
  border: 1px solid var(--border);
  background: var(--dark-1);
  color: var(--silver-4);
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-align: left;
  transition: var(--transition);
  cursor: pointer;
}

.type-btn small {
  font-size: 0.6rem;
  color: var(--silver-6);
  letter-spacing: 0.15em;
}

.type-btn:hover, .type-btn.active {
  border-color: var(--silver-4);
  color: var(--silver-1);
  background: var(--dark-3);
}

.stone-buttons {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.stone-btn {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.7rem 1rem;
  border: 1px solid var(--border);
  background: var(--dark-1);
  text-align: left;
  transition: var(--transition);
  cursor: pointer;
}

.stone-btn-gem {
  width: 24px;
  height: 30px;
  flex-shrink: 0;
}
.stone-btn-gem.diamond-gem-sm { background: radial-gradient(ellipse at 35% 25%, rgba(255,255,255,0.95), rgba(200,230,255,0.7)); }
.stone-btn-gem.ruby-gem-sm { background: radial-gradient(ellipse at 35% 25%, #E04060, #8B0020); }
.stone-btn-gem.sapphire-gem-sm { background: radial-gradient(ellipse at 35% 25%, #4080D0, #102060); }
.stone-btn-gem.garnet-gem-sm { background: radial-gradient(ellipse at 35% 25%, #C03050, #500018); }
.stone-btn-gem.onyx-gem-sm { background: radial-gradient(ellipse at 35% 25%, #404040, #0A0A0A); border: 1px solid rgba(255,255,255,0.15); }

.stone-btn span {
  font-size: 0.85rem;
  color: var(--silver-4);
  font-family: var(--font-serif);
  flex: 1;
}

.stone-btn small {
  font-size: 0.65rem;
  color: var(--silver-6);
}

.stone-btn:hover, .stone-btn.active {
  border-color: var(--silver-5);
  background: var(--dark-3);
}

.stone-btn.active span { color: var(--silver-1); }

.selector-result {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  position: sticky;
  top: 100px;
}

.result-preview {
  width: 160px;
  height: 200px;
  border: 1px solid var(--border);
  background: var(--dark-3);
  display: flex;
  align-items: center;
  justify-content: center;
}

.cross-shape-md {
  width: 80px;
  height: 95px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cross-shape-md::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  background: linear-gradient(145deg, rgba(180,180,180,0.5), rgba(80,80,80,0.2));
  clip-path: polygon(35% 0%, 65% 0%, 65% 35%, 100% 35%, 100% 65%, 65% 65%, 65% 100%, 35% 100%, 35% 65%, 0% 65%, 0% 35%, 35% 35%);
}

.result-stone {
  width: 20px;
  height: 25px;
  z-index: 1;
}

.result-stone.diamond-gem-md { background: radial-gradient(ellipse at 35% 25%, rgba(255,255,255,0.95), rgba(200,230,255,0.7)); box-shadow: 0 0 10px rgba(200,230,255,0.5); }
.result-stone.ruby-gem-md { background: radial-gradient(ellipse at 35% 25%, #E04060, #8B0020); box-shadow: 0 0 10px rgba(192,48,64,0.4); }
.result-stone.sapphire-gem-md { background: radial-gradient(ellipse at 35% 25%, #4080D0, #102060); box-shadow: 0 0 10px rgba(32,80,160,0.4); }
.result-stone.garnet-gem-md { background: radial-gradient(ellipse at 35% 25%, #C03050, #500018); box-shadow: 0 0 10px rgba(122,32,48,0.4); }
.result-stone.onyx-gem-md { background: radial-gradient(ellipse at 35% 25%, #404040, #0A0A0A); border: 1px solid rgba(255,255,255,0.15); }

.result-info { text-align: center; }

.result-type-name {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: var(--silver-2);
  margin-bottom: 0.4rem;
}

.result-meaning {
  font-size: 0.75rem;
  color: var(--silver-5);
  margin-bottom: 1.2rem;
  line-height: 1.6;
}

/* ── About Page ────────────────────────────────────────────── */
.about-inner {
  max-width: 640px;
  text-align: center;
}

.about-text h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  margin-bottom: 1.5rem;
  color: var(--silver-1);
}

.about-text p {
  color: var(--silver-5);
  line-height: 2;
  margin-bottom: 1rem;
}

.origin-grid {
  display: flex;
  align-items: center;
  gap: 2rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 3rem;
}

.origin-card {
  width: 200px;
  padding: 2rem 1.5rem;
  border: 1px solid var(--border);
  background: var(--dark-1);
  text-align: center;
  transition: var(--transition);
}

.origin-card:hover { border-color: var(--silver-6); background: var(--dark-3); }

.origin-result {
  border-color: var(--silver-5);
}

.origin-icon {
  font-size: 1.8rem;
  color: var(--silver-5);
  margin-bottom: 0.8rem;
  font-family: var(--font-display);
  letter-spacing: 0.1em;
}

.origin-card h3 {
  font-size: 1rem;
  color: var(--silver-2);
  margin-bottom: 0.6rem;
}

.origin-card p {
  font-size: 0.8rem;
  color: var(--silver-5);
  line-height: 1.8;
}

.origin-plus {
  font-size: 1.5rem;
  color: var(--silver-6);
  font-family: var(--font-display);
}

.about-milestone {
  margin-top: 3rem;
  text-align: center;
  border: 1px solid var(--border-light);
  padding: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.about-milestone p {
  color: var(--silver-5);
  line-height: 2;
  margin-bottom: 0.5rem;
}

.milestone-main { color: var(--silver-2) !important; }

.name-pillars {
  display: flex;
  gap: 1px;
  background: var(--border);
  margin-top: 3rem;
}

.name-pillar {
  flex: 1;
  background: var(--dark-1);
  padding: 2rem 1.2rem;
  text-align: center;
  transition: var(--transition);
}

.name-pillar:hover { background: var(--dark-3); }

.name-letter {
  font-family: var(--font-display);
  font-size: 2.5rem;
  color: transparent;
  -webkit-text-stroke: 1px var(--silver-5);
  margin-bottom: 0.5rem;
  transition: var(--transition);
}

.name-pillar:hover .name-letter {
  color: var(--silver-2);
  -webkit-text-stroke: 1px var(--silver-2);
}

.name-word {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  color: var(--silver-3);
  margin-bottom: 0.2rem;
}

.name-mean {
  font-size: 0.85rem;
  color: var(--silver-4);
  font-family: var(--font-serif);
  margin-bottom: 0.3rem;
}

.name-civ {
  font-size: 0.65rem;
  color: var(--silver-6);
  margin-bottom: 0.8rem;
  letter-spacing: 0.08em;
}

.name-pillar p {
  font-size: 0.75rem;
  color: var(--silver-5);
  line-height: 1.8;
}

.name-conclusion {
  text-align: center;
  margin-top: 2.5rem;
  color: var(--silver-4);
  line-height: 2;
  font-style: italic;
  font-family: var(--font-serif);
}

.future-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  margin-top: 3rem;
}

.future-item {
  background: var(--dark-1);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: var(--transition);
}

.future-item:hover { background: var(--dark-3); }

.future-icon {
  font-size: 1.5rem;
  color: var(--silver-5);
  margin-bottom: 0.8rem;
  font-family: var(--font-serif);
}

.future-item h4 {
  font-size: 0.9rem;
  color: var(--silver-2);
  margin-bottom: 0.6rem;
}

.future-item p {
  font-size: 0.78rem;
  color: var(--silver-5);
  line-height: 1.8;
}

/* Timeline */
.timeline {
  max-width: 600px;
  margin: 3rem auto 0;
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--border-light);
}

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

.timeline-dot {
  position: absolute;
  left: -2.4rem;
  top: 4px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--silver-7);
  border: 1px solid var(--silver-5);
  transition: var(--transition);
}

.timeline-item.active .timeline-dot {
  background: var(--silver-2);
  box-shadow: 0 0 10px rgba(255,255,255,0.3);
}

.timeline-date {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--silver-5);
  margin-bottom: 0.4rem;
}

.timeline-item.active .timeline-date { color: var(--silver-3); }

.timeline-content h4 {
  font-size: 1rem;
  color: var(--silver-2);
  margin-bottom: 0.4rem;
}

.timeline-content p {
  font-size: 0.85rem;
  color: var(--silver-5);
  line-height: 1.8;
}

/* ── Order Page ────────────────────────────────────────────── */
.order-inner {
  max-width: 800px;
}

.order-info-panel {
  margin-bottom: 3rem;
}

.order-notice {
  display: flex;
  gap: 1.2rem;
  align-items: flex-start;
  border: 1px solid var(--silver-6);
  padding: 1.5rem;
  background: rgba(255,255,255,0.02);
}

.notice-icon {
  font-size: 1.2rem;
  color: var(--silver-3);
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.order-notice strong { color: var(--silver-1); }
.order-notice div {
  font-size: 0.85rem;
  color: var(--silver-4);
  line-height: 2;
}

.order-form-wrap {
  border: 1px solid var(--border);
  background: var(--dark-1);
}

.order-form-title {
  font-family: var(--font-display);
  font-size: 0.9rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--silver-3);
  padding: 1.8rem 2.5rem;
  border-bottom: 1px solid var(--border);
}

.order-form { padding: 2rem 2.5rem; }

.form-section {
  margin-bottom: 3rem;
}

.form-section-title {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--silver-5);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--border);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group > label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--silver-4);
  margin-bottom: 0.6rem;
  font-family: var(--font-display);
}

.required { color: #C03040; }

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group textarea {
  width: 100%;
  background: var(--dark-3);
  border: 1px solid var(--silver-7);
  color: var(--silver-1);
  padding: 0.85rem 1rem;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  transition: var(--transition);
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--silver-5);
  background: var(--dark-4);
}

.form-group textarea { resize: vertical; min-height: 100px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

.radio-group {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.radio-label {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  cursor: pointer;
  padding: 0.9rem 1.2rem;
  border: 1px solid var(--border);
  background: var(--dark-2);
  transition: var(--transition);
}

.radio-label:hover { border-color: var(--silver-6); background: var(--dark-4); }

.radio-label input[type="radio"] { display: none; }

.radio-custom {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1px solid var(--silver-6);
  flex-shrink: 0;
  margin-top: 3px;
  position: relative;
  transition: var(--transition);
}

.radio-label input:checked ~ .radio-custom {
  border-color: var(--silver-2);
  background: var(--silver-2);
  box-shadow: inset 0 0 0 3px var(--dark-2);
}

.radio-label input:checked ~ div strong { color: var(--silver-1); }

.radio-label div { display: flex; flex-direction: column; gap: 0.2rem; }
.radio-label strong { font-size: 0.9rem; color: var(--silver-3); }
.radio-label small { font-size: 0.7rem; color: var(--silver-6); }

.select-group {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
}

.select-card {
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--dark-2);
  transition: var(--transition);
}

.select-card input { display: none; }

.select-card.selected {
  border-color: var(--silver-4);
  background: var(--dark-4);
}

.select-card:hover { border-color: var(--silver-6); }

.select-card-inner {
  padding: 1rem;
  text-align: center;
  pointer-events: none;
}

.select-card-civ {
  font-size: 0.55rem;
  letter-spacing: 0.12em;
  color: var(--silver-6);
  margin-bottom: 0.3rem;
  font-family: var(--font-display);
}

.select-card-name {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--silver-3);
  margin-bottom: 0.3rem;
}

.select-card.selected .select-card-name { color: var(--silver-1); }

.select-card-desc {
  font-size: 0.65rem;
  color: var(--silver-6);
  line-height: 1.5;
}

.stone-select-grid {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.stone-select-card {
  cursor: pointer;
  width: 90px;
  border: 1px solid var(--border);
  background: var(--dark-2);
  padding: 1rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition);
}

.stone-select-card input { display: none; }

.stone-select-card:hover { border-color: var(--silver-6); }
.stone-select-card.selected { border-color: var(--silver-4); background: var(--dark-4); }

.stone-select-gem {
  width: 30px;
  height: 36px;
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
}

.stone-select-gem.diamond-gem { background: radial-gradient(ellipse at 35% 25%, rgba(255,255,255,0.95), rgba(200,230,255,0.7)); box-shadow: 0 0 10px rgba(200,230,255,0.4); }
.stone-select-gem.ruby-gem { background: radial-gradient(ellipse at 35% 25%, #E04060, #8B0020); box-shadow: 0 0 10px rgba(192,48,64,0.4); }
.stone-select-gem.sapphire-gem { background: radial-gradient(ellipse at 35% 25%, #4080D0, #102060); box-shadow: 0 0 10px rgba(32,80,160,0.4); }
.stone-select-gem.garnet-gem { background: radial-gradient(ellipse at 35% 25%, #C03050, #500018); box-shadow: 0 0 10px rgba(122,32,48,0.4); }
.stone-select-gem.onyx-gem { background: radial-gradient(ellipse at 35% 25%, #404040, #0A0A0A); border: 1px solid rgba(255,255,255,0.15); }

.stone-select-name {
  font-size: 0.7rem;
  color: var(--silver-3);
  font-family: var(--font-serif);
}

.stone-select-mean {
  font-size: 0.6rem;
  color: var(--silver-6);
}

.stone-select-card.selected .stone-select-name { color: var(--silver-1); }

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] { display: none; }

.checkbox-custom {
  width: 16px;
  height: 16px;
  border: 1px solid var(--silver-6);
  flex-shrink: 0;
  margin-top: 3px;
  position: relative;
  transition: var(--transition);
}

.checkbox-label input:checked ~ .checkbox-custom {
  background: var(--silver-2);
  border-color: var(--silver-2);
}

.checkbox-label input:checked ~ .checkbox-custom::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 5px;
  width: 4px;
  height: 8px;
  border: 2px solid var(--black);
  border-top: none;
  border-left: none;
  transform: rotate(45deg);
}

.checkbox-label span:last-child {
  font-size: 0.82rem;
  color: var(--silver-4);
  line-height: 1.6;
}

.form-submit {
  text-align: center;
  padding: 2rem 0 0.5rem;
  border-top: 1px solid var(--border);
  margin-top: 1rem;
}

.form-note {
  font-size: 0.72rem;
  color: var(--silver-6);
  margin-top: 1rem;
  line-height: 1.8;
}

.order-success {
  text-align: center;
  padding: 4rem 2.5rem;
}

.success-icon {
  font-size: 2.5rem;
  color: var(--silver-3);
  margin-bottom: 1.5rem;
  display: block;
  animation: gemGlow 2s ease-in-out infinite;
}

.order-success h3 {
  font-size: 1.5rem;
  color: var(--silver-1);
  margin-bottom: 1rem;
}

.order-success p {
  color: var(--silver-4);
  line-height: 2;
  margin-bottom: 0.5rem;
}

.success-quote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--silver-3) !important;
  margin-top: 1rem !important;
  border-top: 1px solid var(--border);
  padding-top: 1.2rem;
}

/* ── Footer ────────────────────────────────────────────────── */
.footer {
  background: var(--near-black);
  border-top: 1px solid var(--border);
  padding-top: 4rem;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  padding-bottom: 3rem;
}

.footer-logo-svg { height: 45px; width: auto; }

.footer-tagline {
  font-family: var(--font-serif);
  font-size: 0.85rem;
  color: var(--silver-6);
  letter-spacing: 0.2em;
  margin-top: 0.8rem;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  color: var(--silver-5);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.footer-col a {
  display: block;
  font-size: 0.78rem;
  color: var(--silver-6);
  margin-bottom: 0.5rem;
  transition: var(--transition);
}

.footer-col a:hover { color: var(--silver-3); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 1.5rem 2rem;
  text-align: center;
  max-width: 1100px;
  margin: 0 auto;
}

.footer-bottom p {
  font-size: 0.7rem;
  color: var(--silver-7);
  letter-spacing: 0.05em;
  margin-bottom: 0.3rem;
}

.footer-note {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--silver-6) !important;
}

/* Section CTA */
.section-cta { text-align: center; margin-top: 1rem; }

/* About concept layout */
.about-concept { background: var(--dark-1); border-bottom: 1px solid var(--border); }
.about-origin { background: var(--black); border-bottom: 1px solid var(--border); }
.about-name { background: var(--dark-1); border-bottom: 1px solid var(--border); }
.about-future { background: var(--black); border-bottom: 1px solid var(--border); }
.about-next { background: var(--dark-1); }

/* Scroll animations */
[data-aos] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
[data-aos][data-delay="100"] { transition-delay: 0.1s; }
[data-aos][data-delay="200"] { transition-delay: 0.2s; }
[data-aos][data-delay="300"] { transition-delay: 0.3s; }
[data-aos][data-delay="400"] { transition-delay: 0.4s; }
[data-aos].visible { opacity: 1; transform: translateY(0); }

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 900px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    bottom: 0;
    width: 260px;
    background: rgba(0,0,0,0.97);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    padding: 2rem;
    transition: right 0.3s ease;
    border-left: 1px solid var(--border);
  }
  .nav-links.open { right: 0; }
  .nav-toggle { display: flex; }
  .nav-links a { font-size: 0.85rem; }
  
  .origin-inner, .cross-inner, .signature-inner, .stone-inner { grid-template-columns: 1fr; gap: 3rem; }
  .stone-visual-col.order-2 { order: unset; }
  
  .cross-grid { grid-template-columns: repeat(2, 1fr); }
  .concept-pillars { flex-wrap: wrap; }
  .pillar { flex: 0 0 45%; }
  
  .lineup-grid, .structure-grid { grid-template-columns: 1fr; }
  .name-pillars { flex-wrap: wrap; }
  .name-pillar { flex: 0 0 45%; }
  
  .future-grid { grid-template-columns: repeat(2, 1fr); }
  .selector-grid { grid-template-columns: 1fr; }
  
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .footer-links { grid-template-columns: repeat(2, 1fr); }
  
  .select-group { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  section { padding: 3rem 0; }
  .concept-pillars { flex-direction: column; }
  .pillar { flex: unset; }
  .cross-grid { grid-template-columns: 1fr; }
  .stones-row { gap: 1rem; }
  .stone-chip { width: 120px; padding: 1.2rem; }
  .pendant-wrap { flex-direction: column; }
  .pendant-arrow { transform: rotate(90deg); }
  .lineup-grid, .name-pillars, .future-grid { grid-template-columns: 1fr; }
  .name-pillar { flex: unset; }
  .stones-nav { flex-wrap: wrap; }
  .stone-nav-item { flex: 0 0 30%; }
  .select-group { grid-template-columns: repeat(2, 1fr); }
  .hero-cta-group { flex-direction: column; align-items: center; }
  .hero-countdown { padding: 1.2rem 1.5rem; }
  .countdown-timer { gap: 0.5rem; }
  .countdown-unit span { font-size: 1.6rem; }
  .footer-links { grid-template-columns: 1fr; }
}