/* ========================
   Aletheia Systems — Theme
   ======================== */

:root {
  --bg: #080b12;
  --surface: #0e1320;
  --surface-2: #141b2a;
  --border: rgba(0, 229, 255, 0.08);
  --border-accent: rgba(0, 229, 255, 0.25);
  --fg: #e8edf5;
  --fg-muted: rgba(232, 237, 245, 0.45);
  --fg-subtle: rgba(232, 237, 245, 0.2);
  --accent: #00e5ff;
  --accent-dim: rgba(0, 229, 255, 0.15);
  --purple: #7b61ff;
  --purple-dim: rgba(123, 97, 255, 0.15);
  --green: #00e5a0;
  --red: #ff6b6b;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', system-ui, sans-serif;
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ---- Manifesto ---- */
.manifesto {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  padding: 0 8vw;
  position: relative;
  overflow: hidden;
}

.manifesto::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), var(--purple), transparent);
  opacity: 0.4;
}

.manifesto-inner {
  z-index: 1;
}

.manifesto-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-muted);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 32px;
}

.label-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.manifesto-headline {
  font-family: 'IBM Plex Mono', monospace;
  font-size: clamp(42px, 5.5vw, 72px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.manifesto-headline .line {
  display: block;
}

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

.manifesto-sub {
  font-size: 16px;
  color: var(--fg-muted);
  max-width: 420px;
  line-height: 1.7;
  margin-bottom: 40px;
}

.scroll-hint {
  color: var(--fg-subtle);
}

.manifesto-grid-art {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  opacity: 0.7;
}

.manifesto-grid-art svg {
  width: min(400px, 90%);
  height: auto;
}

/* ---- Product Sections ---- */
.product-section {
  padding: 100px 8vw;
}

.boa-section {
  background: linear-gradient(180deg, var(--bg) 0%, var(--surface) 100%);
}

.aeon-section {
  background: linear-gradient(180deg, var(--surface) 0%, var(--bg) 100%);
}

.product-inner {
  max-width: 900px;
}

.product-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.product-tag {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--border-accent);
  padding: 4px 10px;
  border-radius: 2px;
  background: var(--accent-dim);
}

.aeon-section .product-tag {
  color: var(--purple);
  border-color: rgba(123, 97, 255, 0.25);
  background: var(--purple-dim);
}

.product-status {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--fg-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.status-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 6px var(--green);
}

.aeon-dot {
  background: var(--purple);
  box-shadow: 0 0 6px var(--purple);
}

.product-headline {
  font-family: 'IBM Plex Mono', monospace;
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.product-desc {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.75;
  max-width: 600px;
  margin-bottom: 40px;
}

/* ---- Specs ---- */
.product-specs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}

.spec-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 16px;
}

.spec-icon {
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.spec-text {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.spec-text strong {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  font-weight: 600;
  color: var(--fg);
  letter-spacing: 0.02em;
}

.spec-text span {
  font-size: 12px;
  color: var(--fg-muted);
}

/* ---- Pricing ---- */
.product-pricing {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 500px;
}

.tier {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px 24px;
  position: relative;
}

.free-tier {
  background: var(--surface-2);
}

.paid-tier {
  background: var(--accent-dim);
  border-color: var(--border-accent);
}

.tier-name {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 8px;
}

.tier-price {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 32px;
  font-weight: 700;
  color: var(--fg);
  line-height: 1;
  margin-bottom: 8px;
}

.tier-price span {
  font-size: 16px;
  font-weight: 400;
  color: var(--fg-muted);
}

.tier-desc {
  font-size: 13px;
  color: var(--fg-muted);
  line-height: 1.5;
}

.paid-tier .tier-price {
  color: var(--accent);
}

/* ---- AEON Modes ---- */
.aeon-modes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 36px;
}

.mode-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 18px 20px;
}

.mode-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.mode-research { color: var(--accent); }
.mode-edu { color: var(--green); }
.mode-life { color: #f59e0b; }

.mode-desc {
  font-size: 13px;
  color: var(--fg-muted);
  line-height: 1.5;
}

.aeon-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.aeon-feat {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  color: var(--fg-muted);
  display: flex;
  align-items: center;
  gap: 10px;
}

.aeon-feat svg {
  color: var(--purple);
  flex-shrink: 0;
}

/* ---- Principles ---- */
.principles-section {
  padding: 100px 8vw;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.principles-inner {
  max-width: 900px;
}

.principles-headline {
  font-family: 'IBM Plex Mono', monospace;
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 48px;
}

.principles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.principle-card {
  position: relative;
}

.principle-number {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
  opacity: 0.7;
}

.principle-card h3 {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.principle-card p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ---- Closing ---- */
.closing-section {
  padding: 100px 8vw 80px;
  text-align: center;
}

.closing-inner {
  max-width: 700px;
  margin: 0 auto;
}

.closing-art {
  margin-bottom: 48px;
  display: flex;
  justify-content: center;
}

.closing-svg {
  width: min(400px, 100%);
}

.closing-statement {
  font-family: 'IBM Plex Mono', monospace;
  font-size: clamp(16px, 2vw, 22px);
  font-weight: 400;
  color: var(--fg-muted);
  line-height: 1.6;
  letter-spacing: -0.01em;
}

/* ---- Footer ---- */
.site-footer {
  padding: 32px 8vw;
  border-top: 1px solid var(--border);
  background: var(--bg);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-logo {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  font-weight: 600;
  color: var(--fg-muted);
  letter-spacing: 0.05em;
}

.footer-links {
  font-size: 13px;
  color: var(--fg-subtle);
}

.footer-meta {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--fg-subtle);
  display: flex;
  align-items: center;
  gap: 8px;
}

.separator {
  color: var(--border-accent);
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .manifesto {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 80px 6vw 60px;
  }

  .manifesto-grid-art {
    display: none;
  }

  .product-section {
    padding: 72px 6vw;
  }

  .product-specs {
    grid-template-columns: 1fr;
  }

  .product-pricing {
    grid-template-columns: 1fr;
  }

  .aeon-modes {
    grid-template-columns: 1fr;
  }

  .principles-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .footer-meta {
    flex-wrap: wrap;
  }
}

/* ---- Custom Scrollbar ---- */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg);
}
::-webkit-scrollbar-thumb {
  background: var(--surface-2);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--border-accent);
}