/* ==========================================
   ATX Musubi — Custom Landing Page Styles
   ========================================== */

:root {
  --bg: #0E0B07;
  --bg-warm: #1A1409;
  --fg: #F5EDE0;
  --fg-muted: #A89880;
  --accent: #E8683A;
  --accent-dim: #C45A2E;
  --nori: #1E2D1A;
  --rice: #F8F1E3;
  --mono: 'DM Mono', monospace;
  --sans: 'DM Sans', sans-serif;
  --serif: 'Playfair Display', Georgia, serif;
}

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

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

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

::selection { background: var(--accent); color: #fff; }

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent-dim); }

/* === TYPOGRAPHY === */
h1, h2, h3 { font-family: var(--serif); font-weight: 700; line-height: 1.1; }
h1 { font-size: clamp(3rem, 9vw, 7rem); }
h2 { font-size: clamp(2rem, 5vw, 3.5rem); }
h3 { font-size: 1.2rem; font-family: var(--sans); font-weight: 500; }
p { font-size: 1rem; line-height: 1.75; }

.overline {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 0.75rem;
}

/* === NAV === */
.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;
  border-bottom: 1px solid rgba(245, 237, 224, 0.08);
  backdrop-filter: blur(12px);
  background: rgba(14, 11, 7, 0.7);
}
.nav-logo {
  font-family: var(--mono);
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  color: var(--fg);
  font-weight: 500;
}
.nav-tag {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--fg-muted);
  text-transform: uppercase;
}

/* === HERO === */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 8rem 3rem 5rem;
}

.hero-bg-art {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

/* Triangle shapes — the musubi silhouette */
.tri {
  position: absolute;
  border-style: solid;
  opacity: 0.06;
}
.tri-1 {
  width: 0; height: 0;
  border-width: 0 120px 210px 120px;
  border-color: transparent transparent var(--accent) transparent;
  top: 10%; right: 8%;
  transform: rotate(-12deg);
}
.tri-2 {
  width: 0; height: 0;
  border-width: 0 80px 140px 80px;
  border-color: transparent transparent var(--fg) transparent;
  top: 30%; right: 22%;
  transform: rotate(8deg);
  opacity: 0.03;
}
.tri-3 {
  width: 0; height: 0;
  border-width: 0 200px 350px 200px;
  border-color: transparent transparent var(--accent-dim) transparent;
  bottom: -5%; left: -5%;
  transform: rotate(-5deg);
  opacity: 0.04;
}
.tri-4 {
  width: 0; height: 0;
  border-width: 0 60px 105px 60px;
  border-color: transparent transparent var(--fg) transparent;
  bottom: 15%; right: 40%;
  transform: rotate(15deg);
  opacity: 0.05;
}

/* Rice grain dots */
.hero-rice-art {
  position: absolute;
  inset: 0;
}
.rice-grain {
  position: absolute;
  width: 6px; height: 12px;
  background: var(--fg);
  border-radius: 50% / 40%;
  opacity: 0.06;
}
.r1 { top: 18%; left: 15%; transform: rotate(25deg); }
.r2 { top: 65%; right: 12%; transform: rotate(-15deg); }
.r3 { bottom: 20%; left: 45%; transform: rotate(40deg); }
.r4 { top: 40%; right: 30%; transform: rotate(-30deg); }
.r5 { bottom: 35%; right: 18%; transform: rotate(10deg); }

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
}

.hero-eyebrow {
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  font-weight: 400;
}

.hero-headline {
  font-size: clamp(4rem, 12vw, 9rem);
  line-height: 0.95;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 2.5rem;
}
.hero-headline em {
  font-style: italic;
  color: var(--accent);
}

.hero-sub p {
  font-size: 1.1rem;
  color: var(--fg-muted);
  max-width: 480px;
}
.hero-location {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  color: var(--accent) !important;
  text-transform: uppercase;
  margin-top: 0.75rem;
}

/* === STORY === */
.story {
  background: var(--bg-warm);
  padding: 7rem 3rem;
  border-top: 1px solid rgba(245, 237, 224, 0.06);
  border-bottom: 1px solid rgba(245, 237, 224, 0.06);
}
.story-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 4rem;
  align-items: start;
}
.story-label {
  padding-top: 0.5rem;
}
.story-text h2 {
  margin-bottom: 1.5rem;
}
.story-text p {
  color: var(--fg-muted);
  margin-bottom: 1.25rem;
  max-width: 580px;
}
.story-stat-row {
  display: flex;
  gap: 3rem;
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid rgba(245, 237, 224, 0.1);
}
.stat-num {
  display: block;
  font-family: var(--serif);
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.4rem;
}
.stat-label {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
  line-height: 1.5;
}

/* === MENU === */
.menu {
  padding: 7rem 3rem;
  background: var(--bg);
}
.menu-header {
  max-width: 1100px;
  margin: 0 auto 4rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.menu-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2px;
}
.menu-item {
  background: rgba(245, 237, 224, 0.03);
  padding: 2.5rem 2rem;
  border: 1px solid rgba(245, 237, 224, 0.06);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: background 0.3s ease;
}
.menu-item:hover {
  background: rgba(245, 237, 224, 0.06);
}
.menu-item-visual {
  height: 48px;
  width: 100%;
  position: relative;
  display: flex;
  align-items: center;
  padding: 0 1rem;
  overflow: hidden;
}
.spam-bg { background: #C0392B; }
.teri-bg { background: #8B4513; }
.sal-bg { background: #E07B39; }
.tun-bg { background: #1A5276; }
.veg-bg { background: #196F3D; }
.sea-bg { background: #2C3E50; }

.menu-icon-tri {
  width: 0; height: 0;
  border-left: 16px solid transparent;
  border-right: 16px solid transparent;
  border-bottom: 28px solid rgba(255,255,255,0.25);
  position: absolute;
  right: 1.5rem;
}
.menu-item h3 {
  font-family: var(--serif);
  font-size: 1.15rem;
  color: var(--fg);
}
.menu-desc {
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* === PHILOSOPHY === */
.philosophy {
  padding: 7rem 3rem;
  background: var(--bg-warm);
  border-top: 1px solid rgba(245, 237, 224, 0.06);
}
.philosophy-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}
.philo-text h2 {
  margin-bottom: 1.5rem;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
}
.philo-lead {
  color: var(--fg-muted);
  font-size: 1rem;
}
.principles {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}
.principle {
  border-left: 2px solid var(--accent);
  padding-left: 1.5rem;
}
.principle-num {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--accent);
  display: block;
  margin-bottom: 0.5rem;
}
.principle h3 {
  font-family: var(--serif);
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  color: var(--fg);
}
.principle p {
  font-size: 0.9rem;
  color: var(--fg-muted);
}

/* === CLOSING === */
.closing {
  padding: 8rem 3rem;
  background: var(--bg);
  position: relative;
  overflow: hidden;
  text-align: center;
  border-top: 1px solid rgba(245, 237, 224, 0.06);
}
.closing-bg-art {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.closing-tri {
  position: absolute;
  width: 0; height: 0;
  border-style: solid;
  opacity: 0.05;
}
.ct1 {
  border-width: 0 180px 310px 180px;
  border-color: transparent transparent var(--accent) transparent;
  top: -20%; left: -10%;
  transform: rotate(25deg);
}
.ct2 {
  border-width: 0 250px 430px 250px;
  border-color: transparent transparent var(--fg) transparent;
  bottom: -30%; right: -10%;
  transform: rotate(-18deg);
}
.closing-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin: 0 auto;
}
.closing-text {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 3.5vw, 2.4rem);
  line-height: 1.3;
  font-style: italic;
  color: var(--fg);
  margin-bottom: 1.5rem;
}
.closing-sub {
  color: var(--fg-muted);
  font-size: 0.95rem;
}

/* === FOOTER === */
.footer {
  padding: 4rem 3rem;
  border-top: 1px solid rgba(245, 237, 224, 0.08);
  background: var(--bg-warm);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}
.footer-logo {
  font-family: var(--mono);
  font-size: 1rem;
  letter-spacing: 0.2em;
  color: var(--fg);
  font-weight: 500;
}
.musubi-dot { color: var(--accent); }
.footer-tagline {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-muted);
}
.footer-links {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--fg-muted);
  display: flex;
  gap: 0.75rem;
  align-items: center;
}
.footer-sep { color: var(--accent); }
.footer-copy {
  font-size: 0.7rem;
  color: rgba(168, 152, 128, 0.5);
  margin-top: 0.5rem;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .nav { padding: 1rem 1.5rem; }
  .hero { padding: 7rem 1.5rem 4rem; }
  .story-inner { grid-template-columns: 1fr; gap: 2rem; }
  .philosophy-inner { grid-template-columns: 1fr; gap: 3rem; }
  .story, .menu, .philosophy, .closing { padding-left: 1.5rem; padding-right: 1.5rem; }
  .story-stat-row { gap: 2rem; flex-wrap: wrap; }
  .menu-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  h1 { font-size: 3rem; }
  .hero-headline { font-size: clamp(2.8rem, 14vw, 4rem); }
  .stat-num { font-size: 2rem; }
}