/* === Tokens === */
:root {
  --c-ink: #1a1612;
  --c-charcoal: #2a2520;
  --c-bark: #3d362e;
  --c-stone: #6b6358;
  --c-sand: #a89b8c;
  --c-cream: #e8e0d4;
  --c-milk: #f5f0e8;
  --c-moss: #6b8f71;
  --c-rust: #9c7a5a;

  --f-serif: 'Cormorant Garamond', Georgia, serif;
  --f-sans: 'Outfit', system-ui, sans-serif;

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

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

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* === Film grain === */
.grain-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.035;
  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)'/%3E%3C/svg%3E");
  background-size: 200px;
}

/* === Nav === */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  background: linear-gradient(to bottom, var(--c-ink) 40%, transparent);
}

.nav-logo {
  font-family: var(--f-serif);
  font-size: 1.25rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 1.75rem;
}

.nav-links a {
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-sand);
  padding: 0.5rem 0.25rem;
  transition: color 0.3s var(--ease-out);
}

.nav-links a:hover {
  color: var(--c-cream);
}

/* === Hero === */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 6rem 1.5rem 3rem;
  text-align: center;
  background:
    radial-gradient(ellipse 80% 60% at 50% 40%, rgba(107, 143, 113, 0.08) 0%, transparent 70%),
    radial-gradient(ellipse 60% 50% at 30% 70%, rgba(156, 122, 90, 0.06) 0%, transparent 60%),
    var(--c-ink);
}

.hero-inner {
  max-width: 680px;
}

.hero-tag {
  font-family: var(--f-sans);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-stone);
  margin-bottom: 2rem;
}

.hero-title {
  font-family: var(--f-serif);
  font-weight: 300;
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.hero-line {
  display: block;
}

.hero-line--italic {
  font-style: italic;
  color: var(--c-moss);
}

.hero-sub {
  font-size: 1rem;
  color: var(--c-sand);
  line-height: 1.7;
  margin-bottom: 2.5rem;
}

.hero-cta {
  display: inline-block;
  font-family: var(--f-sans);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-cream);
  border: 1px solid var(--c-stone);
  padding: 0.9rem 2.2rem;
  transition: all 0.4s var(--ease-out);
}

.hero-cta:hover {
  background: var(--c-cream);
  color: var(--c-ink);
  border-color: var(--c-cream);
}

.hero-scroll-hint {
  position: absolute;
  bottom: 2rem;
  color: var(--c-stone);
  opacity: 0.5;
}

.scroll-dot {
  animation: scrollPulse 2s var(--ease-in-out) infinite;
}

@keyframes scrollPulse {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(10px); opacity: 0.3; }
}

/* === Sections === */
.section-header {
  margin-bottom: 3rem;
}

.section-number {
  display: block;
  font-family: var(--f-serif);
  font-size: 0.85rem;
  color: var(--c-stone);
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.section-title {
  font-family: var(--f-serif);
  font-weight: 300;
  font-size: clamp(2rem, 5vw, 3.2rem);
  letter-spacing: -0.01em;
}

/* === Collection === */
.collection {
  padding: 6rem 1.5rem;
  max-width: 1100px;
  margin: 0 auto;
}

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

.tea-card {
  background: var(--c-charcoal);
  border: 1px solid rgba(107, 99, 88, 0.2);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transition: border-color 0.4s var(--ease-out), transform 0.4s var(--ease-out);
}

.tea-card:hover {
  border-color: rgba(107, 99, 88, 0.5);
  transform: translateY(-2px);
}

.tea-card-visual {
  width: 60px;
  height: 60px;
  color: var(--accent, var(--c-sand));
  flex-shrink: 0;
}

.tea-icon {
  width: 100%;
  height: 100%;
}

.tea-origin {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-stone);
}

.tea-name {
  font-family: var(--f-serif);
  font-weight: 400;
  font-size: 1.4rem;
  margin-top: 0.25rem;
}

.tea-note {
  font-size: 0.9rem;
  color: var(--c-sand);
  line-height: 1.65;
}

.tea-price {
  font-family: var(--f-serif);
  font-size: 1rem;
  color: var(--c-moss);
  margin-top: auto;
}

/* === Ritual === */
.ritual {
  padding: 6rem 0;
  background:
    linear-gradient(to bottom, var(--c-ink), var(--c-charcoal) 30%, var(--c-charcoal) 70%, var(--c-ink));
}

.ritual-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.ritual-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

.ritual-step {
  position: relative;
  padding-left: 3rem;
}

.step-num {
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--f-serif);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--c-stone);
}

.ritual-step h3 {
  font-family: var(--f-serif);
  font-weight: 400;
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.ritual-step p {
  font-size: 0.9rem;
  color: var(--c-sand);
  line-height: 1.65;
}

/* === Visit === */
.visit {
  padding: 6rem 0;
}

.visit-inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.visit-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: start;
}

.visit-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.visit-block h3 {
  font-family: var(--f-sans);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-stone);
  margin-bottom: 0.5rem;
}

.visit-block p {
  font-family: var(--f-serif);
  font-size: 1.15rem;
  line-height: 1.55;
}

.visit-atmosphere {
  display: flex;
  justify-content: center;
  align-items: center;
}

.atmo-box {
  width: 200px;
  height: 200px;
}

.atmo-svg {
  width: 100%;
  height: 100%;
  animation: atmoSpin 60s linear infinite;
}

@keyframes atmoSpin {
  to { transform: rotate(360deg); }
}

/* === Footer === */
.footer {
  border-top: 1px solid rgba(107, 99, 88, 0.15);
  padding: 2.5rem 1.5rem;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  text-align: center;
}

.footer-logo {
  font-family: var(--f-serif);
  font-size: 1rem;
  letter-spacing: 0.1em;
}

.footer-line {
  font-size: 0.75rem;
  color: var(--c-stone);
  letter-spacing: 0.08em;
}

/* === Reveal animations === */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

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

/* === Responsive: Tablet+ === */
@media (min-width: 640px) {
  .nav {
    padding: 1.5rem 2.5rem;
  }

  .tea-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .tea-card--feature {
    grid-column: span 2;
    flex-direction: row;
    align-items: center;
    gap: 2rem;
    padding: 2.5rem;
  }

  .tea-card--feature .tea-card-visual {
    width: 100px;
    height: 100px;
  }

  .ritual-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
  }

  .visit-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* === Responsive: Desktop === */
@media (min-width: 1024px) {
  .nav {
    padding: 1.75rem 3.5rem;
  }

  .collection,
  .ritual-inner,
  .visit-inner {
    padding-left: 2.5rem;
    padding-right: 2.5rem;
  }

  .hero {
    padding: 8rem 2.5rem 4rem;
  }

  .hero-sub br { display: inline; }

  .tea-card {
    padding: 2.5rem;
  }

  .ritual-steps {
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
  }

  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
  }
}