/* ========================================
   WireTrade Design System
   Circuit-schematic aesthetic, dark theme
   ======================================== */

:root {
  --bg: #0a0a0a;
  --bg-alt: #111111;
  --bg-card: #161616;
  --fg: #f0ede6;
  --fg-muted: #a8a29e;
  --accent: #f97316;
  --accent-dim: rgba(249, 115, 22, 0.15);
  --accent-glow: rgba(249, 115, 22, 0.3);
  --steel: #94a3b8;
  --trace: rgba(249, 115, 22, 0.2);
  --node-bg: #f97316;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;
  --font-body: 'Inter', -apple-system, sans-serif;
}

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

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ---- HERO ---- */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 0 clamp(24px, 6vw, 96px);
  border-bottom: 1px solid var(--trace);
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  flex: 1;
  align-items: center;
}

.hero-left {
  padding: clamp(64px, 12vh, 120px) 0;
  padding-right: clamp(32px, 5vw, 80px);
  border-right: 1px solid var(--trace);
}

.logo-mark {
  font-family: var(--font-mono);
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 700;
  line-height: 1;
  margin-bottom: 32px;
  display: flex;
  gap: 0;
}
.logo-mark .logo-w { color: var(--fg); }
.logo-mark .logo-t { color: var(--accent); }

.hero-headline {
  font-family: var(--font-mono);
  font-size: clamp(40px, 6vw, 80px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 28px;
}

.hero-sub {
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.6;
  color: var(--steel);
  max-width: 480px;
  margin-bottom: 40px;
}

.hero-meta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.meta-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(249, 115, 22, 0.25);
  padding: 6px 14px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Circuit Art (hero-right) */
.hero-right {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(48px, 8vh, 96px) 0;
  padding-left: clamp(32px, 5vw, 80px);
}

.circuit-art {
  position: relative;
  width: 100%;
  max-width: 520px;
  aspect-ratio: 4/3;
}

.circuit-node {
  position: absolute;
  width: 14px;
  height: 14px;
  background: var(--node-bg);
  border-radius: 50%;
  box-shadow: 0 0 16px var(--accent-glow), 0 0 4px var(--accent);
}

/* Grid node positions */
.c-node-1 { top: 10%; left: 15%; }
.c-node-2 { top: 10%; left: 50%; }
.c-node-3 { top: 10%; left: 85%; }
.c-node-4 { top: 50%; left: 15%; }
.c-node-5 { top: 50%; left: 50%; }
.c-node-6 { top: 50%; left: 85%; }
.c-node-7 { top: 90%; left: 15%; }
.c-node-8 { top: 90%; left: 85%; }

/* Traces as pseudo-wires */
.circuit-trace {
  position: absolute;
  background: var(--trace);
}

.t-h1 { top: 10.8%; left: 15%; right: 15%; height: 2px; }
.t-h2 { top: 50.8%; left: 15%; right: 15%; height: 2px; }
.t-h3 { top: 90.8%; left: 15%; right: 15%; height: 2px; }
.t-v1 { left: 15.8%; top: 10%; bottom: 10%; width: 2px; }
.t-v2 { left: 50.8%; top: 10%; bottom: 10%; width: 2px; }
.t-v3 { left: 85.8%; top: 10%; bottom: 10%; width: 2px; }

/* Wire labels — styled as wire markers */
.wire-label {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  color: var(--accent);
  background: var(--bg);
  border: 1px solid rgba(249, 115, 22, 0.3);
  padding: 3px 6px;
  letter-spacing: 0.08em;
}

.w-label-1 { top: 1%;  left: 14%; }
.w-label-2 { top: 1%;  left: 46%; }
.w-label-3 { top: 1%;  left: 81%; }
.w-label-4 { top: 41%; left: 1%;  writing-mode: vertical-rl; }
.w-label-5 { top: 41%; left: 36%; writing-mode: vertical-rl; }
.w-label-6 { top: 41%; left: 69%; writing-mode: vertical-rl; }
.w-label-7 { top: 41%; left: 90%; writing-mode: vertical-rl; }
.w-label-8 { bottom: 2%; left: 14%; }
.w-label-9 { bottom: 2%; left: 46%; }

/* Hero bottom rule */
.hero-bottom-rule {
  padding: 20px 0;
  border-top: 1px solid var(--trace);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--steel);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ---- TRACKS ---- */
.tracks {
  padding: clamp(64px, 10vh, 120px) clamp(24px, 6vw, 96px);
  border-bottom: 1px solid var(--trace);
}

.tracks-header {
  margin-bottom: 56px;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.tracks-title {
  font-family: var(--font-mono);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--fg);
}

.tracks-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--trace);
  border: 1px solid var(--trace);
}

.track-card {
  background: var(--bg);
  padding: 36px 32px;
  position: relative;
  transition: background 0.2s ease;
}

.track-card:hover {
  background: var(--bg-card);
}

.track-number {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: 20px;
}

.track-name {
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.track-desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--steel);
}

.track-dot {
  position: absolute;
  bottom: 36px;
  right: 32px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.5;
}

/* ---- MODEL ---- */
.model {
  padding: clamp(64px, 10vh, 120px) clamp(24px, 6vw, 96px);
  border-bottom: 1px solid var(--trace);
}

.model-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(48px, 6vw, 96px);
  align-items: center;
}

.model-title {
  font-family: var(--font-mono);
  font-size: clamp(26px, 3.5vw, 42px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 24px;
}

.model-body {
  font-size: 15px;
  line-height: 1.7;
  color: var(--steel);
  margin-bottom: 28px;
}

.model-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--steel);
  border: 1px solid rgba(148, 163, 184, 0.2);
  padding: 5px 12px;
  letter-spacing: 0.05em;
}

.price-block {
  border: 1px solid rgba(249, 115, 22, 0.3);
  background: var(--accent-dim);
  padding: 36px;
}

.price-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
  border-bottom: 1px solid rgba(249, 115, 22, 0.15);
}

.price-row:last-child { border-bottom: none; }

.price-label {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--steel);
  letter-spacing: 0.05em;
}

.price-value {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
}

.circuit-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--steel);
  letter-spacing: 0.05em;
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 8px var(--accent-glow); }
  50% { opacity: 0.6; box-shadow: 0 0 16px var(--accent-glow); }
}

/* ---- MANIFESTO ---- */
.manifesto {
  padding: clamp(80px, 14vh, 140px) clamp(24px, 6vw, 96px);
  border-bottom: 1px solid var(--trace);
  background: var(--bg-alt);
}

.manifesto-inner {
  max-width: 900px;
  margin: 0 auto;
}

.manifesto-quote {
  margin-bottom: 48px;
  border-left: 3px solid var(--accent);
  padding-left: 32px;
}

.quote-text {
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.5vw, 32px);
  font-weight: 500;
  line-height: 1.3;
  color: var(--fg);
  font-style: italic;
}

.manifesto-body {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.manifesto-body p {
  font-size: clamp(15px, 1.3vw, 17px);
  line-height: 1.75;
  color: var(--steel);
}

/* ---- CLOSING ---- */
.closing {
  padding: clamp(80px, 14vh, 140px) clamp(24px, 6vw, 96px);
  border-bottom: 1px solid var(--trace);
}

.closing-inner {
  text-align: center;
}

.closing-headline {
  font-family: var(--font-mono);
  font-size: clamp(32px, 5vw, 64px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 24px;
}

.closing-sub {
  font-size: clamp(15px, 1.3vw, 18px);
  color: var(--steel);
  max-width: 560px;
  margin: 0 auto 64px;
  line-height: 1.6;
}

.closing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  max-width: 480px;
  margin: 0 auto;
  background: var(--trace);
  border: 1px solid var(--trace);
}

.closing-stat {
  background: var(--bg);
  padding: 36px 24px;
  text-align: center;
}

.stat-number {
  font-family: var(--font-mono);
  font-size: clamp(40px, 5vw, 56px);
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 10px;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--steel);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ---- FOOTER ---- */
.footer {
  padding: 40px clamp(24px, 6vw, 96px);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}

.footer-logo {
  display: flex;
  align-items: baseline;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
}

.footer-w { color: var(--fg); }
.footer-t { color: var(--accent); }
.footer-name { color: var(--fg); }

.footer-tagline {
  font-size: 13px;
  color: var(--steel);
}

.footer-links {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--steel);
  letter-spacing: 0.05em;
  opacity: 0.7;
}

.footer-links .sep { color: var(--accent); }

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-left {
    border-right: none;
    padding-right: 0;
    padding-bottom: 40px;
  }

  .hero-right {
    display: none;
  }

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

  .model-inner {
    grid-template-columns: 1fr;
  }

  .closing-grid {
    max-width: 280px;
  }

  .track-card {
    padding: 28px 24px;
  }
}

@media (max-width: 480px) {
  .tracks-title br,
  .model-title br {
    display: none;
  }

  .closing-headline br {
    display: none;
  }
}