/* ═══════════════════════════════════════════
   VANTA — Premium Streetwear
   ═══════════════════════════════════════════ */

:root {
  --bg: #0C0C0C;
  --bg-2: #141414;
  --surface: #1A1A1A;
  --border: #242424;
  --text: #F4F0EA;
  --text-muted: #8A8680;
  --text-dim: #4A4845;
  --accent: #8B1A1A;
  --accent-light: #A82828;
  --serif: 'Cormorant Garamond', Georgia, serif;
  --sans: 'DM Sans', system-ui, sans-serif;
}

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

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-weight: 300;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ═══ NAVIGATION ═══ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 3rem;
  background: rgba(12, 12, 12, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav__logo {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--text);
}

.nav__tagline {
  font-family: var(--sans);
  font-size: 0.7rem;
  font-weight: 300;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ═══ HERO ═══ */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  position: relative;
  overflow: hidden;
}

.hero__atmosphere {
  position: relative;
  background: var(--bg-2);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__grain {
  position: absolute;
  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: 1;
}

.hero__geometric {
  position: relative;
  width: 320px;
  height: 400px;
  z-index: 2;
}

.hero__geo-circle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 280px;
  height: 280px;
  border-radius: 50%;
  border: 1px solid var(--border);
}

.hero__geo-circle::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 160px;
  height: 160px;
  border-radius: 50%;
  border: 1px solid var(--border);
}

.hero__geo-line {
  position: absolute;
  top: 0;
  left: 50%;
  width: 1px;
  height: 100%;
  background: linear-gradient(to bottom, transparent, var(--border) 40%, var(--border) 60%, transparent);
}

.hero__geo-block {
  position: absolute;
  bottom: 40px;
  right: -20px;
  width: 120px;
  height: 120px;
  border: 1px solid var(--accent);
  opacity: 0.3;
}

.hero__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 6rem 4rem 6rem 5rem;
  position: relative;
  z-index: 2;
}

.hero__eyebrow {
  font-family: var(--sans);
  font-size: 0.65rem;
  font-weight: 400;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 2rem;
}

.hero__headline {
  font-family: var(--serif);
  font-size: clamp(3.5rem, 6vw, 6rem);
  font-weight: 300;
  line-height: 1.0;
  letter-spacing: -0.01em;
  color: var(--text);
  margin-bottom: 2.5rem;
}

.hero__sub {
  font-size: 1.0rem;
  font-weight: 300;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 380px;
  margin-bottom: 3rem;
}

.hero__signal {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.hero__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s infinite;
}

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

.hero__divider {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--border);
}

/* ═══ MANIFESTO ═══ */
.manifesto {
  padding: 8rem 0;
  border-bottom: 1px solid var(--border);
}

.manifesto__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 4rem;
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 4rem;
  align-items: start;
}

.manifesto__number {
  font-family: var(--serif);
  font-size: 5rem;
  font-weight: 300;
  color: var(--text-dim);
  line-height: 1;
  padding-top: 0.5rem;
}

.manifesto__title {
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 300;
  line-height: 1.15;
  color: var(--text);
  margin-bottom: 2.5rem;
  letter-spacing: -0.01em;
}

.manifesto__body {
  font-size: 1.0rem;
  font-weight: 300;
  color: var(--text-muted);
  line-height: 1.8;
  max-width: 640px;
  margin-bottom: 1.5rem;
}

/* ═══ PILLARS ═══ */
.pillars {
  padding: 8rem 0;
  border-bottom: 1px solid var(--border);
}

.pillars__header {
  max-width: 1200px;
  margin: 0 auto 5rem;
  padding: 0 4rem;
}

.pillars__label {
  font-size: 0.65rem;
  font-weight: 400;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.pillars__title {
  font-family: var(--serif);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 300;
  color: var(--text);
  letter-spacing: -0.01em;
}

.pillars__grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 4rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
}

.pillar {
  padding: 3.5rem;
  border: 1px solid var(--border);
  margin: -0.5px;
}

.pillar__number {
  font-family: var(--serif);
  font-size: 3.5rem;
  font-weight: 300;
  color: var(--text-dim);
  line-height: 1;
  margin-bottom: 2rem;
}

.pillar__name {
  font-family: var(--serif);
  font-size: 1.6rem;
  font-weight: 400;
  color: var(--text);
  margin-bottom: 1.25rem;
  letter-spacing: -0.01em;
}

.pillar__desc {
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ═══ DROPS ═══ */
.drops {
  padding: 8rem 0;
  border-bottom: 1px solid var(--border);
  background: var(--bg-2);
}

.drops__header {
  max-width: 1200px;
  margin: 0 auto 5rem;
  padding: 0 4rem;
}

.drops__label {
  font-size: 0.65rem;
  font-weight: 400;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.drops__title {
  font-family: var(--serif);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 300;
  color: var(--text);
  letter-spacing: -0.01em;
}

.drops__items {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 4rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.drop-item__image {
  width: 100%;
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  position: relative;
  overflow: hidden;
}

.drop-item__image svg {
  width: 100%;
  height: 100%;
}

.drop-item__name {
  font-family: var(--serif);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.drop-item__spec {
  font-size: 0.8rem;
  font-weight: 300;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.drop-item__colorway {
  font-size: 0.7rem;
  font-weight: 300;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.drops__note {
  max-width: 1200px;
  margin: 3rem auto 0;
  padding: 0 4rem;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  text-align: center;
}

/* ═══ CLOSING ═══ */
.closing {
  padding: 10rem 0;
  text-align: center;
  position: relative;
}

.closing__inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 3rem;
}

.closing__statement {
  font-family: var(--serif);
  font-size: clamp(2.5rem, 5vw, 5rem);
  font-weight: 300;
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 3rem;
  letter-spacing: -0.01em;
}

.closing__body {
  font-size: 1rem;
  font-weight: 300;
  color: var(--text-muted);
  line-height: 1.8;
  max-width: 560px;
  margin: 0 auto 4rem;
}

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

.closing__mark {
  font-family: var(--serif);
  font-size: 1.2rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  color: var(--text-dim);
}

.closing__divider {
  color: var(--text-dim);
}

.closing__est {
  font-size: 0.7rem;
  font-weight: 300;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
}

/* ═══ FOOTER ═══ */
.footer {
  padding: 3rem 4rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  border-top: 1px solid var(--border);
}

.footer__logo {
  font-family: var(--serif);
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--text);
  margin-bottom: 0.75rem;
}

.footer__sub {
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--text-dim);
}

.footer__right {
  text-align: right;
}

.footer__links a {
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--text-muted);
  text-decoration: none;
  letter-spacing: 0.1em;
  transition: color 0.2s;
}

.footer__links a:hover {
  color: var(--text);
}

.footer__copy {
  font-size: 0.7rem;
  font-weight: 300;
  color: var(--text-dim);
  margin-top: 0.5rem;
}

/* ═══ RESPONSIVE ═══ */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }
  .hero__atmosphere {
    height: 50vh;
    min-height: 320px;
  }
  .hero__content {
    padding: 4rem 2rem;
  }
  .manifesto__inner {
    grid-template-columns: 1fr;
    padding: 0 2rem;
    gap: 1.5rem;
  }
  .manifesto__number {
    font-size: 3rem;
  }
  .pillars__grid {
    grid-template-columns: 1fr;
    padding: 0 2rem;
  }
  .drops__items {
    grid-template-columns: 1fr;
    padding: 0 2rem;
  }
  .footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 2rem;
    padding: 3rem 2rem;
  }
  .footer__right {
    text-align: left;
  }
  .nav {
    padding: 1rem 1.5rem;
  }
}

@media (max-width: 600px) {
  .hero__headline {
    font-size: 3rem;
  }
  .closing__statement {
    font-size: 2rem;
  }
  .closing__marks {
    flex-direction: column;
    gap: 0.75rem;
  }
}