/* Cinematic Monolith CSS */

:root {
  --obsidian: #030303;
  --onyx: #0a0a0a;
  --graphite: #111111;
  --text-primary: #ffffff;
  --text-secondary: #888888;
  --border-subtle: rgba(255, 255, 255, 0.08);
  --glass-bg: rgba(10, 10, 10, 0.5);
  --blue-glow: #2563EB;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', sans-serif;
  background-color: var(--obsidian);
  color: var(--text-primary);
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
.hidden { display: none !important; }

/* Canvas & Overlays */
#neuralCanvas {
  position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
  z-index: 0; pointer-events: none; opacity: 0.8;
}
.ambient-overlay {
  position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
  background: radial-gradient(circle at 50% 0%, rgba(37, 99, 235, 0.05) 0%, var(--obsidian) 70%);
  z-index: 1; pointer-events: none;
}

/* Nav */
.monolith-nav {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 50;
  padding: 1.5rem 0; transition: all 0.4s ease;
  background: transparent; border-bottom: 1px solid transparent;
}
.monolith-nav.scrolled {
  background: rgba(3, 3, 3, 0.85); backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle); padding: 1rem 0;
}
.nav-container {
  max-width: 1400px; margin: 0 auto; padding: 0 3rem;
  display: flex; justify-content: space-between; align-items: center;
}
.brand-link { display: flex; align-items: center; gap: 0.75rem; text-decoration: none; }
.brand-logo { height: 28px; width: auto; transition: opacity 0.3s; }
.brand-text { font-size: 1.125rem; font-weight: 600; color: var(--text-primary); letter-spacing: -0.02em; transition: opacity 0.3s; }
.brand-link:hover .brand-logo, .brand-link:hover .brand-text { opacity: 0.8; }

.desktop-only { display: flex; align-items: center; gap: 3rem; }
.menu-item { font-size: 0.85rem; font-weight: 400; color: var(--text-secondary); letter-spacing: 0.05em; transition: color 0.3s; text-decoration: none; text-transform: uppercase; }
.menu-item:hover { color: var(--text-primary); }
.contact-action { color: var(--text-primary); border-bottom: 1px solid var(--border-subtle); padding-bottom: 0.25rem; transition: border-color 0.3s; }
.contact-action:hover { border-color: var(--text-primary); }

.mobile-only { display: none; background: none; border: none; color: white; font-size: 1.5rem; cursor: pointer; }

/* Mobile Menu */
.mobile-menu-overlay {
  position: fixed; inset: 0; z-index: 60; background: rgba(3, 3, 3, 0.98); backdrop-filter: blur(20px);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
}
.mobile-close { position: absolute; top: 2rem; right: 2rem; background: none; border: none; color: white; font-size: 2rem; cursor: pointer; }
.mobile-links { display: flex; flex-direction: column; gap: 2rem; text-align: center; }
.mobile-item { font-size: 2rem; font-weight: 300; text-decoration: none; color: var(--text-secondary); transition: color 0.3s; }
.mobile-item:hover { color: white; }

/* Narrative Layout */
.narrative-vessel {
  position: relative; z-index: 10;
  max-width: 1400px; margin: 0 auto; padding: 0 3rem;
}
.mega-section { min-height: 100vh; display: flex; flex-direction: column; justify-content: center; padding: 8rem 0; }

/* Hero */
.hero-content { max-width: 900px; margin-top: 5vh; }
.eyebrow {
  display: block; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.2em;
  color: var(--blue-glow); font-weight: 600; margin-bottom: 2rem;
}
.mega-title {
  font-size: 6.5rem; font-weight: 200; line-height: 1.05; letter-spacing: -0.04em;
  margin-bottom: 2rem; color: var(--text-primary);
}
.mega-subtitle {
  font-size: 1.25rem; font-weight: 300; color: var(--text-secondary); max-width: 700px; line-height: 1.7;
}
.scroll-indicator {
  margin-top: 4rem; display: inline-flex; flex-direction: column; align-items: center; gap: 0.5rem;
  font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.2em; color: var(--text-secondary); height: 100px;
}
.scroll-indicator i { font-size: 1.2rem; animation: bounce 2s infinite; }
@keyframes bounce { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(10px); } }

/* Shared typographic */
.section-title { font-size: 4rem; font-weight: 200; line-height: 1.1; margin-bottom: 1.5rem; letter-spacing: -0.02em; }
.section-desc { font-size: 1.1rem; font-weight: 300; color: var(--text-secondary); line-height: 1.6; max-width: 500px; }
.text-center { text-align: center; }

/* Split Section (Ventures) */
.split-section { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: flex-start; }
.split-left { position: sticky; top: 30vh; }
.split-right { display: flex; flex-direction: column; gap: 2rem; margin-top: 5vh; }

.glass-pane {
  background: var(--glass-bg); backdrop-filter: blur(24px); border: 1px solid var(--border-subtle);
  border-radius: 1px; padding: 3.5rem; transition: transform 0.4s ease, border-color 0.4s ease;
}
.glass-pane:hover { border-color: rgba(255, 255, 255, 0.2); transform: translateX(-10px); }
.pane-header { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.5rem; }
.pane-icon { 
  font-size: 1.5rem; color: var(--text-primary); width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border-subtle); border-radius: 50%;
}
.pane-title { font-size: 1.5rem; font-weight: 400; }
.pane-desc { font-size: 0.95rem; color: var(--text-secondary); font-weight: 300; line-height: 1.6; }

/* Capabilities */
.center-section { align-items: center; }
.capability-list { width: 100%; max-width: 900px; margin-top: 4rem; display: flex; flex-direction: column; }
.cap-item {
  display: grid; grid-template-columns: 100px 1fr; gap: 2rem; padding: 3rem 0;
  border-bottom: 1px solid var(--border-subtle); transition: opacity 0.3s;
}
.cap-item:first-child { border-top: 1px solid var(--border-subtle); }
.cap-item:hover { opacity: 1; }
.cap-number { font-size: 1rem; color: var(--text-secondary); font-weight: 300; margin-top: 0.25rem; }
.cap-content h3 { font-size: 2rem; font-weight: 300; margin-bottom: 1rem; }
.cap-content p { font-size: 0.95rem; color: var(--text-secondary); font-weight: 300; line-height: 1.6; }

/* Contact Vessel */
.contact-section { min-height: 80vh; }
.contact-vessel {
  background: var(--glass-bg); border: 1px solid var(--border-subtle);
  padding: 5rem; display: grid; grid-template-columns: 1fr 1fr; gap: 6rem;
}
.vessel-desc { font-size: 0.95rem; color: var(--text-secondary); font-weight: 300; margin-bottom: 3rem; }
.mail-direct { font-size: 1rem; font-weight: 400; display: flex; align-items: center; gap: 0.75rem; color: var(--text-primary); }
.mail-direct i { font-size: 1.5rem; color: var(--text-secondary); }

.vessel-form { display: flex; flex-direction: column; gap: 2rem; justify-content: center; }
.input-line { position: relative; }
.input-line input, .input-line select, .input-line textarea {
  width: 100%; background: transparent; border: none; border-bottom: 1px solid var(--border-subtle);
  color: var(--text-primary); font-size: 0.95rem; font-family: 'Inter', sans-serif;
  padding: 0.75rem 0; outline: none; transition: border-color 0.3s; font-weight: 300;
}
.input-line select { appearance: none; cursor: pointer; color: var(--text-secondary); }
.input-line select option { background: var(--onyx); color: white; }
.input-line input:focus, .input-line select:focus, .input-line textarea:focus { border-color: var(--text-primary); color: white; }
.form-submit {
  align-self: flex-start; background: transparent; border: none; color: var(--text-primary);
  font-size: 0.95rem; font-weight: 400; cursor: pointer; display: flex; align-items: center; gap: 0.5rem;
  padding-bottom: 0.25rem; border-bottom: 1px solid var(--text-primary); transition: gap 0.3s; margin-top: 1rem; text-transform: uppercase; letter-spacing: 0.1em;
}
.form-submit:hover { gap: 1rem; }
.form-message { padding: 1rem; font-size: 0.85rem; font-weight: 400; margin-bottom: 1rem; border-left: 2px solid; }
.bg-green-50 { color: #34D399; border-color: #34D399; background: rgba(52, 211, 153, 0.05); }
.bg-red-50 { color: #F87171; border-color: #F87171; background: rgba(248, 113, 113, 0.05); }

/* Footer */
.monolith-footer { padding: 4rem 0; display: flex; justify-content: space-between; align-items: center; border-top: 1px solid var(--border-subtle); margin-top: 4rem; }
.footer-brand { height: 20px; opacity: 0.4; }
.monolith-footer p { font-size: 0.75rem; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.1em; }

/* Cinematic Fade Ups */
.fade-up { opacity: 0; transform: translateY(40px) scale(0.98); transition: opacity 1.2s cubic-bezier(0.2, 0.8, 0.2, 1), transform 1.2s cubic-bezier(0.2, 0.8, 0.2, 1); }
.fade-up.visible { opacity: 1; transform: translateY(0) scale(1); }
.fade-slow { transition-duration: 1.8s; }
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }

/* Responsive Adjustments */
@media (max-width: 1024px) {
  .mega-title { font-size: 4.5rem; }
  .split-section { grid-template-columns: 1fr; gap: 3rem; }
  .split-left { position: static; }
  .contact-vessel { grid-template-columns: 1fr; gap: 4rem; padding: 3rem; }
}
@media (max-width: 768px) {
  .nav-container, .narrative-vessel { padding: 0 1.5rem; }
  .desktop-only { display: none; }
  .mobile-only { display: block; }
  
  .mega-section { padding: 6rem 0; min-height: auto; }
  .hero-content { margin-top: 10vh; }
  .mega-title { font-size: 3.5rem; }
  .section-title { font-size: 3rem; }
  
  .glass-pane { padding: 2rem; }
  .cap-item { grid-template-columns: 1fr; gap: 0.5rem; padding: 2rem 0; }
  .cap-number { margin-bottom: 0.5rem; }
  
  .contact-vessel { padding: 2rem; border-left: none; border-right: none; }
  .monolith-footer { flex-direction: column; gap: 1.5rem; }
}