/* ============================================
   AXIOM STUDIO — Landing Page Stylesheet
   ============================================ */

:root {
  --midnight: #080c14;
  --deep-navy: #0e1521;
  --navy-mid: #1a2840;
  --amber: #e8a849;
  --amber-dim: rgba(232, 168, 73, 0.15);
  --amber-glow: rgba(232, 168, 73, 0.06);
  --off-white: #f5f0e8;
  --off-white-dim: rgba(245, 240, 232, 0.6);
  --muted: rgba(245, 240, 232, 0.35);
  --border: rgba(232, 168, 73, 0.12);
  --border-subtle: rgba(245, 240, 232, 0.07);

  --font-serif: 'Cormorant Garant', Georgia, serif;
  --font-sans: 'Barlow', system-ui, sans-serif;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 9rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--midnight);
  color: var(--off-white);
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ─── Navigation ─── */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.5rem 3rem;
  background: linear-gradient(to bottom, rgba(8,12,20,0.95) 0%, transparent 100%);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
}

.nav-logo {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  color: var(--off-white);
}

.nav-tagline {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  text-transform: uppercase;
}

/* ─── Manifesto ─── */
.manifesto {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8rem 3rem 5rem;
  position: relative;
}

.manifesto-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.overline {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 1.5rem;
}

.manifesto-headline {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 600;
  line-height: 1.05;
  color: var(--off-white);
  letter-spacing: -0.01em;
}

.manifesto-headline em {
  font-style: italic;
  color: var(--amber);
}

.manifesto-statement {
  padding-top: 1rem;
}

.manifesto-body {
  font-size: 1.05rem;
  color: var(--off-white-dim);
  line-height: 1.75;
  margin-bottom: 1.25rem;
  font-weight: 300;
}

.manifesto-body:last-child {
  margin-bottom: 0;
}

.manifesto-rule {
  position: absolute;
  bottom: 0;
  left: 3rem;
  right: 3rem;
  height: 1px;
  background: var(--border);
}

/* ─── Section label ─── */
.section-label {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 2rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

/* ─── What it is ─── */
.what-it-is {
  padding: 8rem 3rem;
  background: var(--deep-navy);
  position: relative;
}

.what-it-is::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--border), transparent);
}

.what-it-is-inner {
  max-width: 1400px;
  margin: 0 auto;
}

.what-it-is-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.what-it-is-headline {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 4.5vw, 4rem);
  font-weight: 600;
  line-height: 1.1;
  color: var(--off-white);
  margin-bottom: 1.5rem;
}

.what-it-is-sub {
  font-size: 0.95rem;
  color: var(--off-white-dim);
  line-height: 1.75;
  font-weight: 300;
  max-width: 44ch;
}

/* Brand System Display */
.what-it-is-visual {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.brand-system-display {
  background: rgba(14, 21, 33, 0.8);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-rows: auto auto;
  gap: 1.5rem;
  align-items: center;
}

.bsd-logo {
  grid-row: 1;
  grid-column: 1;
}

.bsd-palette {
  grid-row: 1;
  grid-column: 2;
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.bsd-swatch {
  width: 28px;
  height: 28px;
  border-radius: 4px;
  display: inline-block;
}

.bsd-type {
  grid-row: 1;
  grid-column: 3;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.bsd-type-specimen {
  font-size: 0.65rem;
  letter-spacing: 0.05em;
}

.bsd-serif {
  font-family: var(--font-serif);
  font-size: 0.9rem;
  color: var(--off-white);
}

.bsd-sans {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  color: var(--muted);
}

.bsd-grid {
  grid-row: 2;
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
}

.bsd-grid-cell {
  aspect-ratio: 1;
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  background: var(--amber-glow);
}

.brand-system-caption {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.65rem;
  color: var(--muted);
  letter-spacing: 0.05em;
}

.bsd-badge {
  background: var(--amber-dim);
  color: var(--amber);
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 0.6rem;
  letter-spacing: 0.08em;
}

/* ─── Pillars ─── */
.pillars {
  padding: 8rem 3rem;
  background: var(--midnight);
  position: relative;
}

.pillars::before {
  content: '';
  position: absolute;
  top: 0;
  left: 3rem;
  right: 3rem;
  height: 1px;
  background: var(--border-subtle);
}

.pillars-header {
  max-width: 1400px;
  margin: 0 auto 4rem;
}

.pillars-grid {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  overflow: hidden;
}

.pillar {
  background: var(--midnight);
  padding: 2.5rem 2rem;
  transition: background 0.3s ease;
}

.pillar:hover {
  background: var(--deep-navy);
}

.pillar-icon {
  margin-bottom: 1.5rem;
}

.pillar-title {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--off-white);
  margin-bottom: 0.75rem;
}

.pillar-desc {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.65;
  font-weight: 300;
}

/* ─── Philosophy ─── */
.philosophy {
  padding: 8rem 3rem;
  background: var(--deep-navy);
  position: relative;
}

.philosophy::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--border), transparent);
}

.philosophy-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 5rem;
  align-items: center;
}

blockquote {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-style: italic;
  font-weight: 400;
  line-height: 1.45;
  color: var(--off-white);
  border-left: 2px solid var(--amber);
  padding-left: 2rem;
  margin-bottom: 1.5rem;
}

.philosophy-attribution {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber);
  padding-left: 2rem;
}

.philosophy-stats {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  border-left: 1px solid var(--border);
  padding-left: 3rem;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 3.5rem;
  font-weight: 600;
  color: var(--amber);
  line-height: 1;
}

.stat-label {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ─── Closing ─── */
.closing {
  padding: 10rem 3rem;
  background: var(--midnight);
  position: relative;
  overflow: hidden;
}

.closing::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(232,168,73,0.04) 0%, transparent 70%);
  pointer-events: none;
}

.closing-inner {
  max-width: 1400px;
  margin: 0 auto;
  text-align: center;
}

.closing-overline {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 2rem;
  display: block;
}

.closing-headline {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 600;
  line-height: 1.15;
  color: var(--off-white);
  margin-bottom: 2rem;
}

.closing-sub {
  font-size: 0.9rem;
  color: var(--off-white-dim);
  line-height: 1.75;
  font-weight: 300;
  max-width: 52ch;
  margin: 0 auto;
}

/* ─── Footer ─── */
.site-footer {
  padding: 4rem 3rem;
  background: var(--deep-navy);
  border-top: 1px solid var(--border-subtle);
}

.footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.footer-logo {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  color: var(--off-white);
}

.footer-tagline {
  font-size: 0.7rem;
  color: var(--muted);
}

.footer-meta {
  font-size: 0.7rem;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

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

/* ─── Responsive ─── */
@media (max-width: 1024px) {
  .manifesto-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .what-it-is-content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .philosophy-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .philosophy-stats {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid var(--border);
    padding-top: 2.5rem;
    flex-direction: row;
    justify-content: space-between;
  }

  .stat-number {
    font-size: 2.5rem;
  }
}

@media (max-width: 640px) {
  .site-nav,
  .manifesto,
  .what-it-is,
  .pillars,
  .philosophy,
  .closing,
  .site-footer {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }

  .manifesto {
    padding-top: 6rem;
    padding-bottom: 4rem;
  }

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

  .footer-inner {
    flex-direction: column;
    gap: 1.5rem;
    align-items: flex-start;
  }

  .philosophy-stats {
    flex-direction: column;
    gap: 1.5rem;
  }

  .brand-system-display {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto auto;
  }

  .bsd-logo {
    grid-row: 1;
    grid-column: 1;
  }

  .bsd-palette {
    grid-row: 1;
    grid-column: 2;
  }

  .bsd-type {
    grid-row: 2;
    grid-column: 1 / -1;
    flex-direction: row;
    gap: 1rem;
  }

  .bsd-grid {
    grid-row: 3;
    grid-column: 1 / -1;
  }
}

/* ─── Scrollbar styling ─── */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--midnight);
}
::-webkit-scrollbar-thumb {
  background: var(--amber-dim);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--amber);
}

/* ─── Selection ─── */
::selection {
  background: var(--amber);
  color: var(--midnight);
}