/* HERO */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; overflow: hidden; padding: 80px 0 60px; }
.hero-bg-grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(94,184,255,0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(94,184,255,0.04) 1px, transparent 1px); background-size: 60px 60px; pointer-events: none; }
.hero-bg-glow { position: absolute; top: -20%; right: 10%; width: 600px; height: 600px; background: radial-gradient(ellipse, rgba(94,184,255,0.08) 0%, transparent 70%); pointer-events: none; }
.hero-inner { position: relative; z-index: 1; max-width: 1200px; margin: 0 auto; padding: 0 48px; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; width: 100%; }
.hero-eyebrow { display: inline-block; font-size: 12px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--amber); margin-bottom: 20px; font-family: var(--font-body); font-weight: 500; }
.hero-title { font-family: var(--font-head); font-size: clamp(48px, 6vw, 80px); font-weight: 700; line-height: 1.1; color: var(--white); margin-bottom: 24px; letter-spacing: -0.02em; }
.hero-sub { font-size: 17px; color: var(--gray); line-height: 1.8; margin-bottom: 40px; font-weight: 300; }
.hero-stats { display: flex; gap: 40px; }
.hero-stat { display: flex; flex-direction: column; }
.hero-stat-num { font-family: var(--font-head); font-size: 36px; font-weight: 700; color: var(--ice); line-height: 1; }
.hero-stat-unit { font-size: 20px; color: var(--amber); }
.hero-stat-label { font-size: 12px; color: var(--gray); margin-top: 4px; text-transform: uppercase; letter-spacing: 0.1em; }

/* Neural Viz */
.neural-viz { position: relative; width: 100%; aspect-ratio: 1; max-width: 480px; margin: 0 auto; display: flex; align-items: center; justify-content: center; }
.nv-ring { position: absolute; border-radius: 50%; border: 1px solid rgba(94,184,255,0.2); animation: nv-pulse 4s ease-in-out infinite; }
.nv-ring-1 { width: 280px; height: 280px; animation-delay: 0s; }
.nv-ring-2 { width: 380px; height: 380px; animation-delay: 0.5s; border-color: rgba(94,184,255,0.12); }
.nv-ring-3 { width: 480px; height: 480px; animation-delay: 1s; border-color: rgba(94,184,255,0.07); }
@keyframes nv-pulse { 0%, 100% { opacity: 0.6; transform: scale(1); } 50% { opacity: 1; transform: scale(1.03); } }
.nv-core { position: absolute; width: 80px; height: 80px; border-radius: 50%; background: radial-gradient(circle, rgba(240,165,0,0.3), rgba(240,165,0,0.05)); border: 2px solid var(--amber); display: flex; align-items: center; justify-content: center; box-shadow: 0 0 30px rgba(240,165,0,0.3); animation: nv-core-glow 3s ease-in-out infinite; }
.nv-core-inner { width: 40px; height: 40px; border-radius: 50%; background: radial-gradient(circle, var(--amber), transparent); }
@keyframes nv-core-glow { 0%, 100% { box-shadow: 0 0 30px rgba(240,165,0,0.3); } 50% { box-shadow: 0 0 60px rgba(240,165,0,0.6); } }
.nv-nodes { position: absolute; inset: 0; }
.nv-node { position: absolute; width: 12px; height: 12px; border-radius: 50%; background: var(--ice); box-shadow: 0 0 10px rgba(94,184,255,0.6); }
.nv-n1 { top: 10%; left: 50%; transform: translateX(-50%); }
.nv-n2 { top: 30%; right: 8%; }
.nv-n3 { bottom: 30%; right: 8%; }
.nv-n4 { bottom: 10%; left: 50%; transform: translateX(-50%); }
.nv-n5 { bottom: 30%; left: 8%; }
.nv-n6 { top: 30%; left: 8%; }
.nv-n7 { top: 50%; left: 2%; }
.nv-n8 { top: 50%; right: 2%; }

/* MODULES */
.modules { padding: 100px 0; background: var(--ink-light); }
.modules-inner { max-width: 1200px; margin: 0 auto; padding: 0 48px; }
.section-tag { display: inline-block; font-size: 11px; letter-spacing: 0.25em; text-transform: uppercase; color: var(--amber); margin-bottom: 16px; }
.section-title { font-family: var(--font-head); font-size: clamp(30px, 4vw, 48px); font-weight: 700; color: var(--white); margin-bottom: 16px; line-height: 1.2; }
.section-desc { color: var(--gray); font-size: 17px; margin-bottom: 56px; font-weight: 300; }
.module-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.module-card { background: var(--ink); border: 1px solid rgba(94,184,255,0.1); border-radius: 12px; padding: 28px; transition: border-color 0.3s, box-shadow 0.3s; }
.module-card:hover { border-color: rgba(94,184,255,0.3); box-shadow: 0 0 30px rgba(94,184,255,0.05); }
.module-icon { width: 48px; height: 48px; background: var(--ice-dim); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: var(--ice); margin-bottom: 16px; }
.module-name { font-family: var(--font-head); font-size: 18px; font-weight: 600; color: var(--white); margin-bottom: 10px; }
.module-desc { font-size: 14px; color: var(--gray); line-height: 1.7; margin-bottom: 16px; font-weight: 300; }
.module-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.module-tags span { font-size: 11px; padding: 3px 10px; border-radius: 20px; background: var(--ice-dim); color: var(--ice); font-weight: 500; }

/* DIFFERENTIALS */
.differentials { padding: 100px 0; background: var(--ink); }
.diff-inner { max-width: 1200px; margin: 0 auto; padding: 0 48px; display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.diff-body { color: var(--gray); font-size: 16px; line-height: 1.8; margin-bottom: 40px; font-weight: 300; }
.diff-items { display: flex; flex-direction: column; gap: 28px; }
.diff-item { display: flex; gap: 16px; align-items: flex-start; }
.diff-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--amber); margin-top: 8px; flex-shrink: 0; }
.diff-item h4 { font-size: 15px; font-weight: 600; color: var(--white); margin-bottom: 4px; }
.diff-item p { font-size: 13px; color: var(--gray); line-height: 1.6; font-weight: 300; }

/* Code Window */
.code-window { background: #050d1a; border: 1px solid rgba(94,184,255,0.15); border-radius: 12px; overflow: hidden; box-shadow: 0 20px 60px rgba(0,0,0,0.5); }
.code-header { background: #081428; padding: 14px 20px; display: flex; align-items: center; gap: 8px; border-bottom: 1px solid rgba(94,184,255,0.1); }
.code-dot { width: 12px; height: 12px; border-radius: 50%; }
.code-dot.red { background: #ff5f57; }
.code-dot.yellow { background: #ffbd2e; }
.code-dot.green { background: #28c840; }
.code-title { font-size: 12px; color: var(--gray); margin-left: 8px; font-family: monospace; }
.code-body { padding: 24px; font-family: 'SF Mono', 'Fira Code', monospace; font-size: 13px; line-height: 1.8; }
.code-line { color: var(--text); }
.code-line.indent { padding-left: 20px; }
.code-key { color: #ff7b72; }
.code-fn { color: #79c0ff; }
.code-str { color: #a5d6ff; }
.code-comment { color: #6a737d; }

/* PROOF */
.proof { padding: 100px 0; background: var(--ink-light); }
.proof-inner { max-width: 1200px; margin: 0 auto; padding: 0 48px; }
.proof-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 56px; }
.proof-card { background: var(--ink); border: 1px solid rgba(240,165,0,0.1); border-radius: 12px; padding: 28px; }
.proof-tag { font-size: 11px; letter-spacing: 0.15em; color: var(--amber); text-transform: uppercase; margin-bottom: 12px; font-weight: 500; }
.proof-title { font-family: var(--font-head); font-size: 18px; font-weight: 600; color: var(--white); margin-bottom: 12px; }
.proof-desc { font-size: 14px; color: var(--gray); line-height: 1.7; margin-bottom: 20px; font-weight: 300; }
.proof-metrics { display: flex; gap: 24px; }
.proof-metric { display: flex; flex-direction: column; }
.proof-metric-num { font-family: var(--font-head); font-size: 24px; font-weight: 700; color: var(--ice); line-height: 1; }
.proof-metric-label { font-size: 11px; color: var(--gray); margin-top: 4px; text-transform: uppercase; letter-spacing: 0.08em; }
.proof-certs { border-top: 1px solid rgba(94,184,255,0.08); padding-top: 32px; display: flex; align-items: center; gap: 32px; flex-wrap: wrap; }
.cert-label { font-size: 12px; color: var(--gray); text-transform: uppercase; letter-spacing: 0.15em; }
.cert-list { display: flex; gap: 16px; flex-wrap: wrap; }
.cert-item { font-size: 13px; padding: 6px 14px; border: 1px solid rgba(94,184,255,0.2); border-radius: 6px; color: var(--ice); font-weight: 500; }

/* CLOSING */
.closing { padding: 120px 0; background: var(--ink); position: relative; overflow: hidden; }
.closing::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--ice), transparent); }
.closing-deco { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); width: 800px; height: 400px; background: radial-gradient(ellipse, rgba(94,184,255,0.04) 0%, transparent 70%); pointer-events: none; }
.closing-inner { position: relative; z-index: 1; max-width: 800px; margin: 0 auto; padding: 0 48px; text-align: center; }
.closing-title { font-family: var(--font-head); font-size: clamp(32px, 4.5vw, 56px); font-weight: 700; color: var(--white); line-height: 1.2; margin-bottom: 24px; }
.closing-body { font-size: 17px; color: var(--gray); line-height: 1.8; margin-bottom: 48px; font-weight: 300; }
.closing-vision { display: flex; align-items: center; justify-content: center; gap: 0; }
.cv-sep { width: 40px; height: 1px; background: rgba(94,184,255,0.2); }
.cv-item { display: flex; align-items: center; gap: 10px; color: var(--text); font-size: 15px; padding: 0 24px; }
.cv-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--amber); }

/* FOOTER */
.footer { padding: 48px 0; background: #050d1a; border-top: 1px solid rgba(94,184,255,0.06); }
.footer-inner { max-width: 1200px; margin: 0 auto; padding: 0 48px; display: flex; justify-content: space-between; align-items: center; }
.footer-logo { font-family: var(--font-head); font-size: 22px; font-weight: 700; color: var(--white); }
.footer-tagline { font-size: 13px; color: var(--gray); margin-top: 4px; font-weight: 300; }
.footer-meta p { font-size: 13px; color: rgba(139,163,199,0.5); }

/* Responsive */
@media (max-width: 900px) {
  .hero-inner, .diff-inner { grid-template-columns: 1fr; }
  .module-grid, .proof-grid { grid-template-columns: 1fr 1fr; }
  .neural-viz { max-width: 300px; margin: 0 auto; }
  .hero { min-height: auto; padding: 60px 0; }
  .hero-right { display: none; }
  .hero-stats { gap: 24px; }
}
@media (max-width: 600px) {
  .module-grid, .proof-grid { grid-template-columns: 1fr; }
  .closing-vision { flex-direction: column; gap: 16px; }
  .cv-sep { display: none; }
  .hero-inner, .modules-inner, .diff-inner, .proof-inner, .closing-inner, .footer-inner { padding: 0 24px; }
  .footer-inner { flex-direction: column; gap: 16px; text-align: center; }
}