/* ==========================================
   TankerSpot — Maritime Theme
   Dark navy + amber, editorial type
   ========================================== */

:root {
  --bg-deep: #050d1a;
  --bg-card: #0a1628;
  --bg-card-hover: #0f1f3a;
  --fg-primary: #e8e6dc;
  --fg-secondary: #8a9cb5;
  --fg-muted: #4a6a85;
  --accent: #e8a838;
  --accent-dim: #c4892a;
  --accent-glow: rgba(232, 168, 56, 0.15);
  --border: rgba(232, 168, 56, 0.12);
  --border-hover: rgba(232, 168, 56, 0.3);
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Plus Jakarta Sans', system-ui, sans-serif;
}

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

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

body {
  background: var(--bg-deep);
  color: var(--fg-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }

/* =================== HERO =================== */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  padding: 120px 0 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse 80% 60% at 60% 40%, rgba(30, 60, 100, 0.4) 0%, transparent 70%),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(232, 168, 56, 0.06) 0%, transparent 60%),
    linear-gradient(180deg, #050d1a 0%, #0a1628 50%, #050d1a 100%);
}

.wave {
  position: absolute;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(90deg, transparent, rgba(232,168,56,0.04), transparent);
  transform: scaleX(2);
}

.wave-1 { top: 35%; transform: scaleY(0.3) translateX(-10%); }
.wave-2 { top: 60%; transform: scaleY(0.2) translateX(10%); }

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.glow-1 {
  width: 600px; height: 400px;
  background: rgba(232, 168, 56, 0.06);
  top: 20%; right: -100px;
}

.glow-2 {
  width: 400px; height: 300px;
  background: rgba(30, 80, 150, 0.15);
  bottom: 20%; left: -50px;
}

.hero-grid {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.hero-content { max-width: 540px; }

.hero-eyebrow {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--fg-primary);
  margin-bottom: 24px;
}

.hero-headline em {
  font-style: italic;
  color: var(--accent);
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--fg-secondary);
  line-height: 1.7;
  max-width: 460px;
}

.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.tanker-silhouette {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  position: relative;
}

.tanker-silhouette svg {
  width: 100%;
  height: auto;
}

.route-badge {
  background: rgba(232, 168, 56, 0.08);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

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

.badge-route {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--fg-primary);
}

.badge-route .arrow {
  color: var(--accent);
  margin: 0 4px;
}

.badge-detail {
  font-size: 0.8rem;
  color: var(--fg-secondary);
}

.hero-stats {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 80px auto 0;
  padding: 0 48px;
  display: flex;
  align-items: center;
  gap: 48px;
}

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

.stat-value {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--fg-muted);
  letter-spacing: 0.04em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* =================== SECTIONS =================== */

.section-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 48px;
}

.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 64px;
}

/* PORT OPERATIONS */

.port-ops {
  padding: 120px 0;
  background: linear-gradient(180deg, var(--bg-deep) 0%, #07111f 100%);
}

.ops-steps {
  display: flex;
  flex-direction: column;
  gap: 64px;
}

.ops-step {
  display: grid;
  grid-template-columns: 80px 1fr 380px;
  gap: 48px;
  align-items: start;
}

.step-number {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.3;
  line-height: 1;
}

.step-body h3 {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--fg-primary);
  margin-bottom: 12px;
}

.step-body p {
  color: var(--fg-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  max-width: 480px;
}

.step-visual { display: flex; align-items: center; }

/* Form card */
.form-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
}

.form-field {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(232,168,56,0.08);
}

.form-row { display: flex; gap: 16px; }
.form-row .form-field { flex: 1; }

.field-label { font-size: 0.75rem; color: var(--fg-muted); text-transform: uppercase; letter-spacing: 0.08em; }
.field-val { font-size: 0.9rem; color: var(--fg-primary); font-weight: 500; }

/* Vessel match */
.vessel-match {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
}

.vessel-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
}

.vessel-card.active {
  border-color: var(--accent);
  background: rgba(232, 168, 56, 0.05);
}

.vessel-icon { font-size: 1.2rem; }

.vessel-info { flex: 1; }
.vessel-info strong { display: block; font-size: 0.9rem; color: var(--fg-primary); }
.vessel-info span { font-size: 0.78rem; color: var(--fg-muted); }

.vessel-status { font-size: 0.75rem; font-weight: 600; padding: 3px 8px; border-radius: 4px; }
.vessel-card.active .vessel-status { background: rgba(232,168,56,0.2); color: var(--accent); }
.vessel-card:not(.active) .vessel-status { background: rgba(74,106,133,0.2); color: var(--fg-muted); }

/* Escrow card */
.escrow-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  width: 100%;
}

.escrow-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid rgba(232,168,56,0.06);
  font-size: 0.88rem;
  color: var(--fg-secondary);
}

.escrow-val { font-weight: 600; color: var(--fg-primary); }

.escrow-progress {
  height: 4px;
  background: rgba(232,168,56,0.1);
  border-radius: 2px;
  margin: 12px 0 8px;
  overflow: hidden;
}

.escrow-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-dim), var(--accent));
  border-radius: 2px;
}

.escrow-note {
  font-size: 0.75rem;
  color: var(--fg-muted);
  font-style: italic;
}

/* VESSEL CLASSES */

.vessel-classes {
  padding: 120px 0;
  background: #07111f;
}

.classes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.classes-grid > *:first-child { grid-column: 1; }
.classes-grid > *:last-child { grid-column: 2 / -1; }

.class-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
  transition: border-color 0.2s, background 0.2s;
}

.class-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
}

.class-card--featured {
  background: linear-gradient(135deg, rgba(232,168,56,0.08) 0%, var(--bg-card) 60%);
  border-color: rgba(232,168,56,0.25);
}

.class-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 12px;
}

.class-name {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--fg-primary);
}

.class-dwt {
  font-size: 0.78rem;
  color: var(--accent);
  font-weight: 600;
}

.class-desc {
  font-size: 0.9rem;
  color: var(--fg-secondary);
  line-height: 1.65;
  margin-bottom: 16px;
}

.class-routes {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.route-tag {
  font-size: 0.72rem;
  padding: 4px 10px;
  background: rgba(232,168,56,0.08);
  border: 1px solid rgba(232,168,56,0.15);
  border-radius: 20px;
  color: var(--accent);
  font-weight: 500;
}

/* TRADE ROUTES */

.trade-routes {
  padding: 120px 0;
  background: var(--bg-deep);
}

.routes-visual {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 64px;
  align-items: center;
}

.globe-container {
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}

.globe-svg { display: block; width: 100%; height: auto; }

.routes-list h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--fg-primary);
  margin-bottom: 24px;
}

.routes-list ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.routes-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--fg-secondary);
}

.lane-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.ports-callout {
  background: rgba(232,168,56,0.08);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 20px;
  font-size: 1rem;
  color: var(--fg-primary);
}

.ports-callout strong { color: var(--accent); }

/* PAYMENT FLOW */

.payment-flow {
  padding: 120px 0;
  background: #07111f;
}

.payment-grid {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 80px;
  align-items: start;
}

.flow-diagram {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.flow-diagram--bottom { margin-bottom: 0; }

.flow-node {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  flex: 1;
  min-width: 130px;
  text-align: center;
}

.flow-node--charterer { border-color: rgba(232,168,56,0.3); }
.flow-node--escrow { border-color: rgba(232,168,56,0.5); background: rgba(232,168,56,0.05); }
.flow-node--vessel { border-color: rgba(232,168,56,0.3); }

.node-icon {
  display: block;
  font-size: 1.4rem;
  margin-bottom: 6px;
}

.node-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--fg-primary);
  margin-bottom: 4px;
}

.flow-node p {
  font-size: 0.75rem;
  color: var(--fg-muted);
  line-height: 1.5;
}

.flow-arrow {
  font-size: 1.4rem;
  color: var(--accent);
  opacity: 0.6;
  flex-shrink: 0;
}

.payment-features {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.pay-feat {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.pay-feat-icon {
  color: var(--accent);
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.pay-feat h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--fg-primary);
  margin-bottom: 6px;
}

.pay-feat p {
  font-size: 0.88rem;
  color: var(--fg-secondary);
  line-height: 1.6;
}

/* CLOSING */

.closing {
  padding: 140px 0;
  background: var(--bg-deep);
}

.closing-content { max-width: 760px; }

.closing-eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 16px;
}

.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 24px;
  color: var(--fg-primary);
}

.closing-headline--accent { color: var(--accent); }

.closing-body {
  font-size: 1.05rem;
  color: var(--fg-secondary);
  line-height: 1.75;
  margin-bottom: 20px;
}

.closing-divider {
  width: 80px;
  height: 1px;
  background: var(--accent);
  margin: 40px 0;
}

.closing-tagline {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-top: 32px;
}

/* FOOTER */

.site-footer {
  padding: 80px 0 40px;
  border-top: 1px solid var(--border);
  background: #040b16;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 48px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 64px;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent);
  display: block;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

.footer-links {
  display: flex;
  gap: 64px;
}

.footer-col h4 {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 16px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-col li {
  font-size: 0.85rem;
  color: var(--fg-secondary);
}

.footer-bottom {
  max-width: 1200px;
  margin: 60px auto 0;
  padding: 24px 48px 0;
  border-top: 1px solid rgba(232,168,56,0.06);
  font-size: 0.78rem;
  color: var(--fg-muted);
}

/* =================== WIZARD STEPPER =================== */
.wizard-stepper {
  display: flex; align-items: center; gap: 0; margin-bottom: 48px;
}
.wizard-step {
  display: flex; align-items: center; gap: 10px; flex: 1;
}
.wizard-step-circle {
  width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem; font-weight: 600; color: var(--fg-muted);
  background: var(--bg-card); transition: all 0.2s; flex-shrink: 0;
}
.wizard-step.active .wizard-step-circle {
  border-color: var(--accent); color: var(--accent); background: rgba(232,168,56,0.08);
}
.wizard-step.done .wizard-step-circle {
  border-color: var(--accent); background: var(--accent); color: #050d1a;
}
.wizard-step-label { font-size: 0.8rem; color: var(--fg-muted); font-weight: 500; }
.wizard-step.active .wizard-step-label { color: var(--fg-primary); }
.wizard-step-connector { flex: 1; height: 1px; background: var(--border); margin: 0 12px; }
.wizard-step-connector.done { background: var(--accent); }

/* =================== RESPONSIVE =================== */

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
    padding: 0 32px;
  }
  .hero-stats { padding: 0 32px; gap: 24px; }
  .section-inner { padding: 0 32px; }

  .ops-step {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .step-number { font-size: 1.5rem; }

  .classes-grid {
    grid-template-columns: 1fr 1fr;
  }
  .classes-grid > *:last-child { grid-column: 1 / -1; }

  .routes-visual { grid-template-columns: 1fr; }
  .payment-grid { grid-template-columns: 1fr; }

  .footer-inner { grid-template-columns: 1fr; }
  .footer-links { flex-wrap: wrap; gap: 32px; }
}

@media (max-width: 600px) {
  .classes-grid { grid-template-columns: 1fr; }
  .classes-grid > *:last-child { grid-column: 1; }
  .hero-stats { flex-direction: column; gap: 16px; }
  .stat-divider { width: 40px; height: 1px; }
  .flow-diagram { gap: 8px; }
  .footer-inner { padding: 0 24px; }
  .footer-bottom { padding: 24px 24px 0; }
  .section-inner { padding: 0 24px; }
}