/* ==========================================================================
   OBOLOS - THE COMPLIANCE PROTOCOL FOR TOKENIZED EQUITY (ROBINHOOD CHAIN)
   Design System: Dark Obsidian (#0c0d11), Neon Cyan (#00f0ff), Neon Violet (#8a2be2),
                  Glassmorphism (#161a23), Inter + Space Grotesk Typography
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&family=Fira+Code:wght@400;500&display=swap');

:root {
  --bg-obsidian: #0c0d11;
  --bg-card: rgba(22, 26, 35, 0.75);
  --bg-card-hover: rgba(30, 36, 48, 0.85);

  --neon-cyan: #00f0ff;
  --neon-violet: #8a2be2;
  --neon-blue: #3b82f6;

  --stroke: rgba(255, 255, 255, 0.08);
  --stroke-glow: rgba(0, 240, 255, 0.3);

  --text-white: #ffffff;
  --text-muted: rgba(255, 255, 255, 0.72);
  --text-subtle: rgba(255, 255, 255, 0.45);

  --font-sans: 'Inter', system-ui, sans-serif;
  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-mono: 'Fira Code', monospace;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-obsidian);
  color: var(--text-white);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  line-height: 1.55;
  background-color: var(--bg-obsidian);
  background-image: 
    radial-gradient(circle at 50% -10%, rgba(138, 43, 226, 0.22) 0%, transparent 60%),
    radial-gradient(circle at 80% 60%, rgba(0, 240, 255, 0.08) 0%, transparent 40%),
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 48px 48px, 48px 48px;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
}

/* Layout Container */
.wrap-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}

/* Top Navbar */
.navbar-obolos {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 48px;
  background: rgba(12, 13, 17, 0.8);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--stroke);
}

.brand-logo-obolos {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--text-white);
}

.nav-links-obolos {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-link-obolos {
  padding: 8px 18px;
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: all 0.2s ease;
}

.nav-link-obolos:hover, .nav-link-obolos.active {
  color: var(--neon-cyan);
  background: rgba(0, 240, 255, 0.06);
}

/* Buttons */
.btn-obolos-cyan {
  background: linear-gradient(135deg, #00f0ff 0%, #00a8ff 100%);
  color: #0c0d11;
  padding: 12px 28px;
  border-radius: 9999px;
  border: none;
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.35);
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-obolos-cyan:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 240, 255, 0.6);
}

.btn-obolos-outline {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-white);
  padding: 12px 28px;
  border-radius: 9999px;
  border: 1px solid var(--stroke-glow);
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 600;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-obolos-outline:hover {
  background: rgba(0, 240, 255, 0.1);
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
}

/* Hero Section */
.hero-obolos {
  padding: 80px 0 100px;
  text-align: center;
  position: relative;
}

.eyebrow-tag-obolos {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 240, 255, 0.06);
  border: 1px solid rgba(0, 240, 255, 0.25);
  padding: 6px 18px;
  border-radius: 9999px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--neon-cyan);
  margin-bottom: 24px;
  letter-spacing: 0.08em;
}

h1.hero-h1-obolos {
  font-family: var(--font-display);
  font-size: clamp(42px, 5.5vw, 72px);
  line-height: 1.1;
  font-weight: 700;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, #ffffff 30%, #a5b4fc 70%, #00f0ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  max-width: 960px;
  margin: 0 auto;
}

/* Cap Table Calculator Card */
.captable-card-obolos {
  background: var(--bg-card);
  border: 1px solid var(--stroke-glow);
  border-radius: 24px;
  padding: 40px;
  margin: 60px auto 0;
  max-width: 900px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255,255,255,0.1);
  backdrop-filter: blur(16px);
  text-align: left;
}

/* Feature Grid */
.feature-grid-obolos {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.feature-card-item {
  background: var(--bg-card);
  border: 1px solid var(--stroke);
  border-radius: 20px;
  padding: 32px;
  transition: all 0.3s ease;
}

.feature-card-item:hover {
  border-color: var(--neon-cyan);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 240, 255, 0.15);
}

/* Footer Section */
footer.footer-obolos {
  background: #08090c;
  color: var(--text-white);
  padding: 80px 0 40px;
  border-top: 1px solid var(--stroke);
  margin-top: 100px;
}

.footer-nav-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 40px;
  margin-bottom: 48px;
}

/* Mobile Hamburger Button & Drawer */
.btn-hamburger-obolos {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--stroke-glow);
  background: rgba(255, 255, 255, 0.05);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.btn-hamburger-obolos span {
  display: block;
  width: 16px;
  height: 2px;
  background: var(--neon-cyan);
  margin: 3px 0;
}

.mobile-menu-drawer-obolos {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(12, 13, 17, 0.98);
  backdrop-filter: blur(16px);
  padding: 32px 24px;
  flex-direction: column;
  justify-content: space-between;
}

.mobile-menu-drawer-obolos.open {
  display: flex;
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .wrap-container { padding: 0 20px; }
  .navbar-obolos { padding: 18px 24px; }
  .feature-grid-obolos { grid-template-columns: 1fr; gap: 20px; }
  .footer-nav-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  .desktop-nav-links { display: none !important; }
  .btn-hamburger-obolos { display: flex !important; }
  .navbar-obolos { padding: 14px 18px; }
  .hero-obolos { padding: 32px 0 48px; }
  
  h1.hero-h1-obolos {
    font-size: 2.1rem !important;
    line-height: 1.2 !important;
  }

  .eyebrow-tag-obolos {
    font-size: 0.68rem;
    padding: 6px 14px;
    letter-spacing: 0.03em;
    max-width: 100%;
    text-align: center;
    white-space: normal;
    word-break: break-word;
  }

  .btn-obolos-cyan, .btn-obolos-outline {
    width: 100%;
    margin-bottom: 8px;
  }

  .captable-card-obolos {
    padding: 20px;
    margin-top: 28px;
    border-radius: 16px;
  }

  /* Force 1-column layout for grid cards on mobile */
  .grid-2-cols-mobile,
  div[style*="grid-template-columns: repeat(2, 1fr)"],
  div[style*="grid-template-columns: repeat(3, 1fr) auto"] {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }

  /* Form inputs full width on mobile */
  input[type="text"], input[type="number"], select {
    width: 100% !important;
  }

  .footer-nav-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  /* Code IDE overflow on mobile */
  pre {
    font-size: 0.8rem !important;
    padding: 14px !important;
  }
}

@media (max-width: 480px) {
  h1.hero-h1-obolos { font-size: 1.85rem !important; }
  .brand-logo-obolos { font-size: 1.15rem; }
  .captable-card-obolos { padding: 16px; }
  .wrap-container { padding: 0 16px; }
}