/* ==============================
   LUMCOLA — CLEAR COLA BRAND
   ============================== */

:root {
  --bg: #faf8f4;
  --bg-warm: #f5f0e8;
  --fg: #1a1612;
  --fg-muted: #6b6358;
  --accent: #c8922a;
  --accent-warm: #e8a93a;
  --accent-pale: #f0d9a0;
  --border: #e2d9c8;
  --can-glass: rgba(255, 248, 235, 0.85);
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ===== NAV ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 48px;
  background: rgba(250, 248, 244, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.02em;
  color: var(--fg);
}

.nav-tag {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 48px 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse 60% 50% at 70% 50%, rgba(200, 146, 42, 0.06) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 20% 80%, rgba(200, 146, 42, 0.04) 0%, transparent 60%);
  pointer-events: none;
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-text {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.hero-eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero-headline {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(52px, 6vw, 84px);
  line-height: 1.0;
  letter-spacing: -0.03em;
  color: var(--fg);
}

.hero-sub {
  font-size: 18px;
  line-height: 1.7;
  color: var(--fg-muted);
  max-width: 420px;
  font-weight: 400;
}

/* ===== CAN VISUAL ===== */
.hero-can-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.can-glow {
  position: absolute;
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, rgba(200, 146, 42, 0.18) 0%, transparent 70%);
  border-radius: 50%;
  animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.05); }
}

.can-visual {
  position: relative;
  z-index: 1;
}

.can-body {
  width: 140px;
  height: 280px;
  background: linear-gradient(165deg, rgba(255,252,240,0.95) 0%, rgba(245,238,220,0.9) 100%);
  border: 1.5px solid rgba(200, 146, 42, 0.3);
  border-radius: 16px 16px 12px 12px;
  position: relative;
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.8) inset,
    0 20px 60px rgba(200, 146, 42, 0.15),
    0 4px 16px rgba(0,0,0,0.06);
}

.can-shine {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 40%;
  background: linear-gradient(180deg, rgba(255,255,255,0.6) 0%, transparent 100%);
  border-radius: 16px 16px 0 0;
}

.can-label {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.can-brand {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -0.02em;
  color: var(--fg);
}

.can-sub {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

/* ===== FEATURES ===== */
.features {
  padding: 120px 48px;
  background: var(--fg);
  position: relative;
}

.features::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(200,146,42,0.3), transparent);
}

.features-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.features-header {
  margin-bottom: 72px;
}

.features-title {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: clamp(36px, 4vw, 56px);
  letter-spacing: -0.025em;
  color: var(--bg);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
}

.feature-card {
  padding: 40px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: background 0.3s ease;
}

.feature-card:hover {
  background: rgba(200, 146, 42, 0.08);
}

.feature-icon {
  color: var(--accent);
  width: 28px;
  height: 28px;
}

.feature-name {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--bg);
}

.feature-desc {
  font-size: 15px;
  line-height: 1.65;
  color: rgba(250,248,244,0.6);
}

/* ===== STORY ===== */
.story {
  padding: 140px 48px;
  background: var(--bg-warm);
  position: relative;
}

.story::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--border);
}

.story-inner {
  max-width: 800px;
  margin: 0 auto;
}

.story-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent-pale);
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 32px;
}

.story-headline {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(36px, 5vw, 60px);
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--fg);
  margin-bottom: 48px;
}

.story-body {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.story-body p {
  font-size: 17px;
  line-height: 1.75;
  color: var(--fg-muted);
}

.story-body p:last-child {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 20px;
  color: var(--fg);
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

/* ===== CLOSING ===== */
.closing {
  padding: 160px 48px;
  background: var(--bg);
  text-align: center;
}

.closing-inner {
  max-width: 720px;
  margin: 0 auto;
}

.closing-headline {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(32px, 4vw, 52px);
  letter-spacing: -0.025em;
  line-height: 1.1;
  color: var(--fg);
  margin-bottom: 32px;
}

.closing-sub {
  font-size: 18px;
  line-height: 1.7;
  color: var(--fg-muted);
  max-width: 520px;
  margin: 0 auto 64px;
}

.closing-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 40px;
  gap: 24px;
}

.divider-diamond {
  width: 8px;
  height: 8px;
  background: var(--accent);
  transform: rotate(45deg);
}

.closing-tagline {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
}

/* ===== FOOTER ===== */
.footer {
  padding: 48px;
  border-top: 1px solid var(--border);
  background: var(--bg-warm);
}

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

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-name {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 16px;
  color: var(--fg);
}

.footer-slug {
  font-size: 12px;
  color: var(--fg-muted);
}

.footer-tag {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .nav { padding: 16px 24px; }
  .hero { padding: 100px 24px 60px; }
  .hero-inner { grid-template-columns: 1fr; gap: 48px; text-align: center; }
  .hero-headline { font-size: 48px; }
  .hero-sub { max-width: 100%; margin: 0 auto; }
  .hero-can-wrap { order: -1; }
  .can-body { width: 100px; height: 200px; }
  .can-brand { font-size: 16px; }
  .can-sub { font-size: 8px; }
  .features { padding: 80px 24px; }
  .features-grid { grid-template-columns: 1fr; }
  .story { padding: 80px 24px; }
  .story-headline { font-size: 36px; }
  .closing { padding: 100px 24px; }
  .closing-headline { font-size: 32px; }
  .footer { padding: 32px 24px; }
  .footer-inner { flex-direction: column; gap: 12px; align-items: flex-start; }
}

@media (max-width: 480px) {
  .nav-tag { display: none; }
  .hero-headline { font-size: 40px; }
  .features-title { font-size: 32px; }
  .story-headline { font-size: 28px; }
}