/* Variables */
:root {
  --bg-deep: #060d18;
  --bg-dark: #0a1628;
  --bg-surface: #0f1f3d;
  --bg-card: #0d1a35;
  --text-primary: #f0ebe2;
  --text-secondary: #9aa3b4;
  --text-muted: #5a6a7e;
  --accent: #f5a623;
  --accent-dim: rgba(245, 166, 35, 0.15);
  --teal: #2dd4bf;
  --teal-dim: rgba(45, 212, 191, 0.1);
  --navy: #3d5a8a;
  --border: rgba(255,255,255,0.07);
  --serif: 'DM Serif Display', Georgia, serif;
  --sans: 'DM Sans', system-ui, sans-serif;
}

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

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

body {
  font-family: var(--sans);
  background: var(--bg-deep);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Nav */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 40px;
  background: rgba(6, 13, 24, 0.8);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}
.nav-tagline {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.nav-cta {
  background: var(--accent);
  color: var(--bg-deep);
  padding: 8px 20px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.85rem;
  text-decoration: none;
  transition: all 0.2s ease;
}
.nav-cta:hover {
  background: var(--gold-dark);
  transform: translateY(-1px);
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 140px 40px 100px;
}
.hero-atmosphere {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero-gradient-deep {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 40%, #0d2240 0%, var(--bg-deep) 70%);
}
.hero-gradient-mid {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 40% at 50% 50%, rgba(245, 166, 35, 0.04) 0%, transparent 60%);
}
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
}
.hero-orb-1 {
  width: 600px; height: 400px;
  top: 10%; left: 20%;
  background: radial-gradient(circle, rgba(45, 212, 191, 0.2) 0%, transparent 70%);
}
.hero-orb-2 {
  width: 500px; height: 500px;
  top: 30%; right: 10%;
  background: radial-gradient(circle, rgba(245, 166, 35, 0.15) 0%, transparent 70%);
}
.hero-orb-3 {
  width: 400px; height: 300px;
  bottom: 20%; left: 40%;
  background: radial-gradient(circle, rgba(61, 90, 138, 0.3) 0%, transparent 70%);
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 0%, transparent 100%);
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 860px;
  text-align: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 40px;
  padding: 6px 14px;
  border: 1px solid rgba(45, 212, 191, 0.25);
  border-radius: 100px;
  background: rgba(45, 212, 191, 0.06);
}
.badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--teal);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.7); }
}
.hero-title {
  font-family: var(--serif);
  font-size: clamp(3.5rem, 8vw, 6.5rem);
  font-weight: 400;
  line-height: 1.05;
  color: var(--text-primary);
  margin-bottom: 32px;
  letter-spacing: -0.02em;
}
.hero-title em {
  font-style: italic;
  color: var(--accent);
}
.hero-title-faint {
  color: var(--text-muted);
  font-style: italic;
}
.hero-lede {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 580px;
  margin: 0 auto 56px;
  line-height: 1.7;
  font-weight: 300;
}
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}
.hero-stat {
  text-align: center;
}
.stat-val {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}
.stat-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  max-width: 120px;
  line-height: 1.4;
}
.hero-stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* Fragmented */
.fragmented {
  padding: 100px 40px;
  background: var(--bg-dark);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.fragmented-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.fragmented-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.fragmented-title {
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: 56px;
  letter-spacing: -0.01em;
  line-height: 1.15;
}
.fragmented-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.fragmented-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px;
  transition: border-color 0.3s ease;
}
.fragmented-card:hover { border-color: rgba(245, 166, 35, 0.2); }
.fragmented-card-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: var(--accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 20px;
}
.fragmented-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.4;
}
.fragmented-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  font-weight: 300;
}

/* Features */
.features {
  padding: 100px 40px;
  background: var(--bg-deep);
}
.features-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.features-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 16px;
}
.features-title {
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: 56px;
  letter-spacing: -0.01em;
  line-height: 1.15;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto;
  gap: 20px;
}
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}
.feature-card:hover {
  border-color: rgba(255,255,255,0.12);
  transform: translateY(-2px);
}
.feature-card-main {
  grid-column: span 2;
  background: linear-gradient(135deg, #0d1f45 0%, var(--bg-card) 100%);
  border-color: rgba(245, 166, 35, 0.15);
}
.feature-card-top {
  margin-bottom: 20px;
}
.feature-tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 4px 10px;
  border-radius: 6px;
}
.feature-tag-teal { color: var(--teal); background: var(--teal-dim); }
.feature-tag-navy { color: #7ba3d4; background: rgba(123, 163, 212, 0.1); }
.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
}
.feature-card-main h3 { font-size: 1.4rem; }
.feature-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
  font-weight: 300;
}
.feature-role-icons {
  display: flex;
  gap: 12px;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
.role-icon {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.2s ease;
}
.role-icon:hover { border-color: var(--accent); }

/* Architecture */
.architecture {
  padding: 100px 40px;
  background: var(--bg-dark);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.architecture-inner {
  max-width: 900px;
  margin: 0 auto;
}
.arch-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.arch-title {
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: 56px;
  letter-spacing: -0.01em;
  line-height: 1.15;
}
.arch-stack {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}
.arch-item {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
  position: relative;
}
.arch-item:last-child { border-bottom: none; }
.arch-num {
  font-family: var(--serif);
  font-size: 1.8rem;
  font-weight: 400;
  color: var(--accent);
  opacity: 0.5;
  min-width: 48px;
  line-height: 1;
  padding-top: 4px;
}
.arch-content h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.arch-content p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
  font-weight: 300;
}
.arch-quote {
  margin-top: 56px;
  padding: 40px;
  border: 1px solid rgba(245, 166, 35, 0.15);
  border-radius: 16px;
  background: rgba(245, 166, 35, 0.04);
}
.arch-quote blockquote {
  font-family: var(--serif);
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  font-style: italic;
  color: var(--text-primary);
  text-align: center;
  line-height: 1.4;
}

/* Who It's For */
.whoitsfor {
  padding: 100px 40px;
  background: var(--bg-deep);
}
.whoitsfor-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.whoitsfor-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 16px;
}
.whoitsfor-title {
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.whoitsfor-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 48px;
  font-weight: 300;
}
.persona-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}
.persona-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  transition: all 0.3s ease;
}
.persona-card:hover {
  border-color: rgba(45, 212, 191, 0.2);
  transform: translateY(-2px);
}
.persona-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: var(--teal-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--teal);
  margin-bottom: 20px;
}
.persona-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.4;
}
.persona-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
  font-weight: 300;
}

/* Closing */
.closing {
  padding: 120px 40px;
  background: var(--bg-dark);
  border-top: 1px solid var(--border);
  overflow: hidden;
  position: relative;
}
.closing-atmosphere {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}
.closing-orb {
  width: 600px; height: 400px;
  background: radial-gradient(circle, rgba(45, 212, 191, 0.08) 0%, transparent 70%);
  filter: blur(60px);
  border-radius: 50%;
}
.closing-content {
  position: relative;
  z-index: 1;
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
}
.closing-title {
  font-family: var(--serif);
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: 32px;
  line-height: 1.15;
  letter-spacing: -0.02em;
}
.closing-sub {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
  font-weight: 300;
  max-width: 600px;
  margin: 0 auto;
}

/* Footer */
.footer {
  padding: 40px 40px;
  background: var(--bg-deep);
  border-top: 1px solid var(--border);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
}
.footer-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 4px;
  margin-left: 32px;
}
.footer-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}
.footer-sep { color: var(--border); }

/* Responsive */
@media (max-width: 768px) {
  .nav { padding: 16px 20px; }
  .nav-tagline { display: none; }
  .hero { padding: 120px 20px 80px; }
  .hero-stats { gap: 20px; }
  .hero-stat-divider { display: none; }
  .features-grid { grid-template-columns: 1fr; }
  .feature-card-main { grid-column: span 1; }
  .fragmented, .architecture, .whoitsfor, .closing { padding: 72px 20px; }
  .arch-item { gap: 16px; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 480px) {
  .hero-title { font-size: 3rem; }
  .fragmented-title, .features-title, .arch-title, .whoitsfor-title { font-size: 1.8rem; }
  .closing-title { font-size: 2rem; }
}