:root {
  --gold: #c9a84c;
  --gold-light: #e8c96a;
  --gold-bright: #ffd966;
  --black: #0a0a0a;
  --cream: #f5edd3;
  --text-light: #e8d9b0;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--black);
  color: var(--text-light);
  font-family: "Noto Serif JP", serif;
  font-weight: 300;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: 0.4;
}

/* HERO */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: radial-gradient(
    ellipse 80% 60% at 50% 40%,
    #1e1600 0%,
    var(--black) 70%
  );
}

.particles {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 2px;
  height: 2px;
  background: var(--gold-bright);
  border-radius: 50%;
  animation: float linear infinite;
  opacity: 0;
}

@keyframes float {
  0% {
    transform: translateY(100vh) translateX(0);
    opacity: 0;
  }
  10% {
    opacity: 0.8;
  }
  90% {
    opacity: 0.4;
  }
  100% {
    transform: translateY(-10vh) translateX(30px);
    opacity: 0;
  }
}

.hero-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 2rem;
  animation: fadeUp 1.5s ease forwards;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-eyebrow {
  font-family: "Cinzel", serif;
  font-size: clamp(0.6rem, 1.2vw, 0.8rem);
  letter-spacing: 0.5em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 2rem;
  animation: fadeUp 1.5s 0.2s ease both;
}

.hero-title {
  font-family: "Cinzel", serif;
  font-size: clamp(3.5rem, 10vw, 8rem);
  font-weight: 600;
  line-height: 1;
  background: linear-gradient(
    135deg,
    var(--gold) 0%,
    var(--gold-bright) 40%,
    #fff8e0 60%,
    var(--gold) 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
  animation: fadeUp 1.5s 0.4s ease both;
  filter: drop-shadow(0 0 30px rgba(201, 168, 76, 0.4));
}

.hero-subtitle-jp {
  font-family: "Noto Serif JP", serif;
  font-size: clamp(0.9rem, 2vw, 1.2rem);
  font-weight: 200;
  letter-spacing: 0.4em;
  color: var(--gold-light);
  margin-bottom: 3rem;
  animation: fadeUp 1.5s 0.6s ease both;
}

.hero-divider {
  width: 120px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  margin: 0 auto 3rem;
  animation: expand 2s 1s ease both;
}

@keyframes expand {
  from {
    width: 0;
    opacity: 0;
  }
  to {
    width: 120px;
    opacity: 1;
  }
}

.hero-tagline {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: clamp(1rem, 2.5vw, 1.4rem);
  color: var(--cream);
  opacity: 0.7;
  letter-spacing: 0.1em;
  animation: fadeUp 1.5s 0.8s ease both;
}

/* SECTIONS */

.section-label {
  font-family: "Cinzel", serif;
  font-size: 0.65rem;
  letter-spacing: 0.5em;
  color: var(--gold);
  text-transform: uppercase;
  display: block;
  margin-bottom: 1.5rem;
}

.gold-line {
  width: 60px;
  height: 1px;
  background: var(--gold);
  margin-bottom: 2rem;
}

/* STORY */

.story-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(4rem, 10vw, 8rem) clamp(1.5rem, 6vw, 6rem);
}

.story-bg {
  background: radial-gradient(
    ellipse 60% 80% at 80% 50%,
    rgba(201, 168, 76, 0.06) 0%,
    transparent 60%
  );
}

.story-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}

@media (max-width: 768px) {
  .story-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

.quote-block {
  padding: 3rem;
  border-left: 1px solid rgba(201, 168, 76, 0.4);
}

.quote-mark {
  font-family: "Cormorant Garamond", serif;
  font-size: 8rem;
  line-height: 0.5;
  color: var(--gold);
  opacity: 0.3;
  display: block;
  margin-bottom: 1rem;
}

.quote-text {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  line-height: 1.8;
  color: var(--cream);
  margin-bottom: 1.5rem;
}

.quote-attribution {
  font-family: "Cinzel", serif;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  opacity: 0.7;
}

.story-text h2 {
  font-family: "Noto Serif JP", serif;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 300;
  line-height: 1.7;
  color: var(--cream);
  margin-bottom: 2rem;
}

.story-text p {
  font-size: 0.95rem;
  line-height: 2.2;
  color: rgba(232, 217, 176, 0.75);
  margin-bottom: 1.5rem;
  letter-spacing: 0.08em;
}

/* PRODUCT */

.product-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(4rem, 10vw, 8rem) clamp(1.5rem, 6vw, 6rem);
}

.product-header {
  text-align: center;
  margin-bottom: 5rem;
}

.product-title {
  font-family: "Cinzel", serif;
  font-size: clamp(1.5rem, 4vw, 2.8rem);
  font-weight: 400;
  background: linear-gradient(135deg, var(--gold), var(--gold-bright));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 0.15em;
}

.product-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
  background: linear-gradient(
    135deg,
    rgba(201, 168, 76, 0.05) 0%,
    transparent 60%
  );
  border: 1px solid rgba(201, 168, 76, 0.2);
  padding: clamp(2rem, 5vw, 4rem);
  position: relative;
}

.product-card::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  right: -1px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

@media (max-width: 768px) {
  .product-card {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.product-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  min-height: 300px;
  position: relative;
}

.product-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at 50% 50%,
    rgba(201, 168, 76, 0.1),
    transparent 70%
  );
}

.product-info {
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
}

.product-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.5rem 1.2rem;
  border: 1px solid var(--gold);
  width: fit-content;
}

.badge-dot {
  width: 6px;
  height: 6px;
  background: var(--gold-bright);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(0.8);
  }
}

.badge-text {
  font-family: "Cinzel", serif;
  font-size: 0.65rem;
  letter-spacing: 0.35em;
  color: var(--gold);
}

.product-name-jp {
  font-family: "Noto Serif JP", serif;
  font-size: clamp(1rem, 2vw, 1.3rem);
  font-weight: 400;
  color: var(--cream);
  letter-spacing: 0.2em;
  line-height: 1.6;
}

.product-limit {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.limit-number {
  font-family: "Cinzel", serif;
  font-size: clamp(2rem, 4vw, 3rem);
  background: linear-gradient(135deg, var(--gold), var(--gold-bright));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.limit-label {
  font-family: "Noto Serif JP", serif;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: rgba(232, 217, 176, 0.7);
  line-height: 1.6;
}

.product-specs {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(201, 168, 76, 0.2);
}

.spec-row {
  display: flex;
  gap: 1rem;
  font-size: 0.85rem;
  line-height: 1.7;
  letter-spacing: 0.08em;
}

.spec-key {
  color: var(--gold);
  white-space: nowrap;
  min-width: 100px;
}

.spec-val {
  color: rgba(232, 217, 176, 0.7);
}

.note {
  font-size: 0.75rem;
  color: rgba(232, 217, 176, 0.45);
  line-height: 1.8;
  letter-spacing: 0.05em;
  padding-top: 0.5rem;
  border-top: 1px solid rgba(201, 168, 76, 0.1);
}

.cta-btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-bright) 100%);
  color: var(--black);
  font-family: "Cinzel", serif;
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  border: none;
  position: relative;
  overflow: hidden;
  transition:
    transform 0.3s,
    box-shadow 0.3s;
  margin-top: 0.5rem;
}

.cta-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  transition: left 0.5s;
}

.cta-btn:hover::before {
  left: 100%;
}

.cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(201, 168, 76, 0.4);
}

/* ORIGIN */

.origin-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(4rem, 10vw, 8rem) clamp(1.5rem, 6vw, 6rem);
  background: radial-gradient(
    ellipse 80% 50% at 20% 50%,
    rgba(201, 168, 76, 0.05),
    transparent
  );
}

.origin-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 5rem;
  align-items: center;
}

@media (max-width: 768px) {
  .origin-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

.origin-title-block h2 {
  font-family: "Cinzel", serif;
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 400;
  background: linear-gradient(135deg, var(--gold), var(--gold-bright));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.origin-title-block p {
  font-size: 0.85rem;
  line-height: 2.2;
  color: rgba(232, 217, 176, 0.6);
  letter-spacing: 0.1em;
}

.origin-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 480px) {
  .origin-cards {
    grid-template-columns: 1fr;
  }
}

.origin-card {
  padding: 1.8rem;
  border: 1px solid rgba(201, 168, 76, 0.15);
  background: rgba(201, 168, 76, 0.02);
  transition: border-color 0.3s;
}

.origin-card:hover {
  border-color: rgba(201, 168, 76, 0.4);
}

.origin-card-icon {
  font-size: 1.5rem;
  margin-bottom: 0.8rem;
  display: block;
}

.origin-card h3 {
  font-family: "Cinzel", serif;
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  margin-bottom: 0.8rem;
}

.origin-card p {
  font-size: 0.82rem;
  line-height: 1.9;
  color: rgba(232, 217, 176, 0.6);
  letter-spacing: 0.05em;
}

/* FOOTER */

footer {
  padding: 4rem clamp(1.5rem, 6vw, 6rem);
  border-top: 1px solid rgba(201, 168, 76, 0.15);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  text-align: center;
}

.footer-logo {
  font-family: "Cinzel", serif;
  font-size: 1.2rem;
  letter-spacing: 0.4em;
  background: linear-gradient(135deg, var(--gold), var(--gold-bright));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-sub {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: rgba(232, 217, 176, 0.4);
}

.footer-note {
  font-size: 0.72rem;
  color: rgba(232, 217, 176, 0.3);
  line-height: 1.8;
  max-width: 500px;
  letter-spacing: 0.08em;
}

/* REVEAL */

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.9s ease,
    transform 0.9s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 {
  transition-delay: 0.15s;
}

.reveal-delay-2 {
  transition-delay: 0.3s;
}

.reveal-delay-3 {
  transition-delay: 0.45s;
}

/* NAV */

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.2rem clamp(1.5rem, 5vw, 4rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.8), transparent);
  backdrop-filter: blur(2px);
}

.nav-logo {
  font-family: "Cinzel", serif;
  font-size: 0.85rem;
  letter-spacing: 0.4em;
  background: linear-gradient(135deg, var(--gold), var(--gold-bright));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

@media (max-width: 600px) {
  .nav-links {
    display: none;
  }
}

.nav-links a {
  font-family: "Cinzel", serif;
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: rgba(201, 168, 76, 0.7);
  text-decoration: none;
  transition: color 0.3s;
}

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

.sep {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  max-width: 400px;
  margin: 0 auto;
}

.sep-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold));
}

.sep-line.right {
  background: linear-gradient(90deg, var(--gold), transparent);
}

.sep-diamond {
  width: 8px;
  height: 8px;
  background: var(--gold);
  transform: rotate(45deg);
  flex-shrink: 0;
}

.narrative-title {
  font-family: "Noto Serif JP", serif;
  font-size: clamp(1.2rem, 3vw, 2rem);
  font-weight: 300;
  line-height: 2;
  color: var(--cream);
  margin-bottom: 3rem;
  letter-spacing: 0.1em;
}

.narrative-title strong {
  color: var(--gold-bright);
  font-weight: 400;
}