/* ========================
   ALC OS — Commodity Freight Intelligence
   ======================== */

:root {
  --navy:     #0B1929;
  --navy-mid: #122035;
  --amber:    #E8A838;
  --amber-dim:#C48A20;
  --cream:    #F5F0E8;
  --white:    #FFFFFF;
  --stone:    #E8E2D9;
  --muted:    #8A9BB0;
  --serif:    'Instrument Serif', Georgia, serif;
  --sans:     'DM Sans', system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--sans);
  background: var(--navy);
  color: var(--white);
  line-height: 1.6;
}

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 48px;
  background: rgba(11, 25, 41, 0.7);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(232, 168, 56, 0.08);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1280px;
  margin: 0 auto;
}

.nav-logo {
  font-family: var(--serif);
  font-size: 22px;
  letter-spacing: -0.5px;
}

.nav-wordmark { color: var(--white); font-style: italic; }
.nav-suffix   { color: var(--amber); }

.nav-tagline {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  padding: 120px 48px 80px;
  position: relative;
  overflow: hidden;
}

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

.hero-layer-1 {
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: 55%;
  background: linear-gradient(135deg, #0d2035 0%, #0f2a40 40%, #122535 100%);
}

.hero-layer-2 {
  position: absolute;
  top: 15%; right: 8%;
  width: 320px; height: 320px;
  background: radial-gradient(circle, rgba(232,168,56,0.12) 0%, transparent 70%);
}

.hero-layer-3 {
  position: absolute;
  bottom: 20%; right: 15%;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(232,168,56,0.08) 0%, transparent 70%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 560px;
}

.hero-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  background: rgba(232, 168, 56, 0.1);
  border: 1px solid rgba(232, 168, 56, 0.25);
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 28px;
}

.hero-headline {
  font-family: var(--serif);
  font-size: clamp(36px, 4.5vw, 58px);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 17px;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 40px;
  max-width: 460px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
}

.hero-stat {
  padding: 0 28px;
}

.hero-stat:first-child { padding-left: 0; }

.hero-stat-value {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 400;
  color: var(--amber);
  line-height: 1;
  margin-bottom: 4px;
}

.hero-stat-label {
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero-stat-divider {
  width: 1px;
  height: 36px;
  background: rgba(255,255,255,0.1);
}

/* ── Hero Visual (CSS Port Scene) ── */
.hero-visual {
  position: relative;
  z-index: 2;
  height: 520px;
  overflow: hidden;
}

.port-scene {
  position: relative;
  width: 100%;
  height: 100%;
}

.port-sky {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 40%;
  background: linear-gradient(180deg, #0d1f30 0%, #162d42 60%, #1e3a52 100%);
}

.port-water {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 40%;
  background: linear-gradient(180deg, #1a3a55 0%, #0f2535 100%);
}

.port-containers {
  position: absolute;
  bottom: 38%;
  left: 10%;
  right: 10%;
  height: 55%;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-template-rows: repeat(2, 1fr);
  gap: 8px;
  align-content: end;
}

.c-cont {
  border-radius: 2px;
  position: relative;
}

.c-1  { background: #c0392b; }
.c-2  { background: #2471a3; }
.c-3  { background: #1e8449; }
.c-4  { background: #e67e22; }
.c-5  { background: #8e44ad; }
.c-6  { background: #148f77; }
.c-7  { background: #2e86c1; }
.c-8  { background: #d35400; }
.c-9  { background: #1a5276; }
.c-10 { background: #196f3d; }
.c-11 { background: #a04000; }
.c-12 { background: #7b241c; }

.c-1  { grid-column: 1; grid-row: 1 / 3; }
.c-3  { grid-column: 3; grid-row: 2; }
.c-6  { grid-column: 6; grid-row: 1 / 3; }
.c-9  { grid-column: 9; grid-row: 1 / 3; }
.c-11 { grid-column: 11; grid-row: 2; }

.c-glow {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(232,168,56,0.3) 0%, transparent 60%);
  border-radius: 2px;
}

/* Cranes */
.port-crane {
  position: absolute;
  bottom: 42%;
}

.port-crane-left  { left: 2%; }
.port-crane-right { right: 2%; }

.crane-arm {
  width: 140px;
  height: 3px;
  background: var(--amber);
  opacity: 0.7;
}

.port-crane-right .crane-arm {
  width: 100px;
}

.crane-cable {
  width: 1px;
  height: 60px;
  background: rgba(232,168,56,0.5);
  margin-left: 20px;
}

.port-crane-right .crane-cable {
  margin-left: 15px;
}

.crane-hook {
  width: 12px;
  height: 8px;
  border: 2px solid var(--amber);
  border-top: none;
  border-radius: 0 0 4px 4px;
  margin-left: 17px;
}

/* ── Commodities ── */
.commodities {
  background: var(--cream);
  padding: 100px 48px;
}

.commodities-inner {
  max-width: 1280px;
  margin: 0 auto;
}

.section-eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber-dim);
  margin-bottom: 16px;
}

.section-eyebrow.light { color: var(--amber); }

.commodities-header {
  margin-bottom: 56px;
  max-width: 600px;
}

.commodities-headline {
  font-family: var(--serif);
  font-size: clamp(28px, 3vw, 42px);
  color: var(--navy);
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.commodities-body {
  font-size: 16px;
  color: #5a6a7a;
  line-height: 1.6;
}

.commodity-cards {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  background: var(--stone);
  border: 1px solid var(--stone);
  border-radius: 8px;
  overflow: hidden;
}

.commodity-card {
  background: var(--white);
  padding: 32px 24px;
  position: relative;
}

.card-icon {
  margin-bottom: 20px;
  opacity: 0.9;
}

.card-title {
  font-family: var(--serif);
  font-size: 18px;
  color: var(--navy);
  margin-bottom: 10px;
  font-weight: 400;
}

.card-desc {
  font-size: 13px;
  color: #6a7a8a;
  line-height: 1.55;
  margin-bottom: 20px;
}

.card-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber-dim);
  background: rgba(232,168,56,0.1);
  padding: 4px 10px;
  border-radius: 4px;
  border: 1px solid rgba(232,168,56,0.2);
}

/* ── Pillars ── */
.pillars {
  background: var(--navy);
  padding: 100px 48px;
}

.pillars-inner {
  max-width: 1280px;
  margin: 0 auto;
}

.pillars-headline {
  font-family: var(--serif);
  font-size: clamp(28px, 3vw, 44px);
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 64px;
  letter-spacing: -0.02em;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  margin-bottom: 72px;
}

.pillar { border-left: 1px solid rgba(232,168,56,0.15); padding-left: 28px; }

.pillar-number {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--amber);
  margin-bottom: 16px;
}

.pillar-title {
  font-family: var(--serif);
  font-size: 20px;
  color: var(--white);
  margin-bottom: 12px;
  font-weight: 400;
}

.pillar-body {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.65;
}

/* Pricing Widget */
.pillars-pricing-widget {
  background: var(--navy-mid);
  border: 1px solid rgba(232,168,56,0.15);
  border-radius: 12px;
  padding: 36px 40px;
}

.pricing-widget-label {
  font-family: var(--serif);
  font-size: 13px;
  font-style: italic;
  color: var(--amber);
  letter-spacing: 0.04em;
  margin-bottom: 24px;
}

.pricing-demo {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.pricing-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.pricing-total {
  border-bottom: none;
  border-top: 1px solid rgba(232,168,56,0.2);
  margin-top: 4px;
  padding-top: 12px;
}

.pricing-key {
  font-size: 13px;
  color: var(--muted);
}

.pricing-val {
  font-size: 13px;
  color: var(--white);
  font-variant-numeric: tabular-nums;
}

.pricing-val.accent { color: var(--amber); font-family: var(--serif); font-size: 20px; }
.pricing-val.profit { color: #4ade80; }

.pricing-widget-note {
  margin-top: 20px;
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.04em;
  opacity: 0.7;
}

/* ── Manifesto ── */
.manifesto {
  background: var(--cream);
  padding: 100px 48px;
}

.manifesto-inner {
  max-width: 1280px;
  margin: 0 auto;
}

.manifesto-quote {
  max-width: 760px;
  margin-bottom: 72px;
}

.mq-mark {
  font-family: var(--serif);
  font-size: 80px;
  color: var(--amber-dim);
  line-height: 0.6;
  margin-bottom: 24px;
  opacity: 0.5;
}

.mq-text {
  font-family: var(--serif);
  font-size: clamp(20px, 2.2vw, 28px);
  color: var(--navy);
  line-height: 1.5;
  font-style: italic;
  letter-spacing: -0.01em;
}

.mq-cite {
  display: block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 20px;
  font-style: normal;
}

.manifesto-divider {
  width: 80px;
  height: 1px;
  background: var(--amber-dim);
  opacity: 0.4;
  margin-bottom: 56px;
}

.manifesto-verticals {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}

.mv-head {
  font-family: var(--serif);
  font-size: 24px;
  color: var(--navy);
  margin-bottom: 12px;
  font-weight: 400;
}

.mv-body {
  font-size: 15px;
  color: #5a6a7a;
  line-height: 1.65;
}

/* ── Network ── */
.network {
  background: var(--navy-mid);
  padding: 80px 48px;
  border-top: 1px solid rgba(232,168,56,0.1);
  border-bottom: 1px solid rgba(232,168,56,0.1);
}

.network-inner {
  max-width: 1280px;
  margin: 0 auto;
}

.network-headline {
  font-family: var(--serif);
  font-size: clamp(24px, 2.5vw, 36px);
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.network-body {
  font-size: 15px;
  color: var(--muted);
  margin-bottom: 40px;
}

.carrier-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.carrier-chip {
  font-size: 13px;
  color: var(--muted);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 8px 18px;
  border-radius: 6px;
  transition: all 0.2s;
}

.carrier-chip:hover {
  color: var(--amber);
  border-color: rgba(232,168,56,0.3);
  background: rgba(232,168,56,0.05);
}

/* ── Closing ── */
.closing {
  background: var(--navy);
  padding: 100px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.closing::before {
  content: '';
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(232,168,56,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.closing-inner { position: relative; max-width: 680px; margin: 0 auto; }

.closing-tagline {
  font-family: var(--serif);
  font-size: clamp(28px, 3.5vw, 48px);
  color: var(--white);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.closing-sub {
  font-size: 16px;
  color: var(--muted);
  line-height: 1.6;
}

/* ── Footer ── */
.footer {
  background: #070f18;
  padding: 32px 48px;
  border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-wordmark {
  font-family: var(--serif);
  font-size: 18px;
  color: var(--white);
  font-style: italic;
}

.footer-suffix {
  font-family: var(--sans);
  font-size: 14px;
  color: var(--amber);
}

.footer-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--muted);
}

.footer-dot { color: rgba(255,255,255,0.15); }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .hero { grid-template-columns: 1fr; padding: 100px 32px 60px; }
  .hero-visual { display: none; }
  .commodity-cards { grid-template-columns: repeat(3, 1fr); }
  .pillars-grid { grid-template-columns: 1fr; gap: 32px; }
  .pillar { border-left: none; padding-left: 0; border-top: 1px solid rgba(232,168,56,0.15); padding-top: 28px; }
  .pillar:first-child { border-top: none; padding-top: 0; }
  .manifesto-verticals { grid-template-columns: 1fr; gap: 32px; }
  .pricing-demo { grid-template-columns: 1fr; gap: 24px; }
}

@media (max-width: 640px) {
  .nav { padding: 16px 20px; }
  .hero { padding: 80px 20px 48px; }
  .commodities { padding: 60px 20px; }
  .commodity-cards { grid-template-columns: 1fr 1fr; }
  .pillars { padding: 60px 20px; }
  .manifesto { padding: 60px 20px; }
  .network { padding: 60px 20px; }
  .closing { padding: 60px 20px; }
  .footer { padding: 24px 20px; }
  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
  .hero-stats { flex-wrap: wrap; gap: 16px; }
  .hero-stat-divider { display: none; }
  .hero-stat { padding: 0; }
}