/* * NEOCLOUD HIGH-FIDELITY DESIGN SYSTEM
 * Theme: Sovereign AI Hub (Deep Slate / Neon Accents)
 */

:root {
    --bg-dark: #020617;
    --bg-card: #0f172a;
    --bg-lighter: #1e293b;
    --primary: #3b82f6;
    --primary-glow: rgba(59, 130, 246, 0.4);
    --secondary: #10b981;
    --accent-red: #ef4444;
    --accent-gold: #f59e0b;
    --text-main: #f8fafc;
    --text-dim: #94a3b8;
    --nav-h: 80px;
    --glass: rgba(15, 23, 42, 0.7);
    --border: rgba(255, 255, 255, 0.08);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Plus Jakarta Sans', system-ui, sans-serif; background: var(--bg-dark); color: var(--text-main); line-height: 1.5; -webkit-font-smoothing: antialiased; }
.container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }

/* Navigation */
.glass-nav { position: fixed; top: 0; width: 100%; height: var(--nav-h); background: rgba(2, 6, 23, 0.85); backdrop-filter: blur(16px); border-bottom: 1px solid var(--border); z-index: 1000; display: flex; align-items: center; }
.nav-container { width: 100%; display: flex; justify-content: space-between; align-items: center; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo-box { background: var(--primary); width: 34px; height: 34px; display: flex; align-items: center; justify-content: center; border-radius: 10px; font-weight: 900; box-shadow: 0 0 20px var(--primary-glow); }
.logo-text { font-weight: 800; letter-spacing: 1px; font-size: 16px; }
.v-tag { font-size: 10px; color: var(--primary); font-weight: 800; vertical-align: top; }
.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a { text-decoration: none; color: var(--text-dim); font-size: 14px; font-weight: 600; transition: color 0.2s; }
.nav-links a:hover { color: var(--primary); }

/* Buttons */
.btn-primary { background: var(--primary); padding: 10px 24px; border-radius: 99px; text-decoration: none; color: white !important; font-weight: 700; }
.btn-main { background: var(--primary); color: white; border: none; padding: 16px 36px; border-radius: 14px; font-weight: 800; cursor: pointer; transition: 0.3s; font-family: inherit; }
.btn-main:hover { transform: translateY(-2px); box-shadow: 0 10px 30px var(--primary-glow); }
.btn-secondary { background: transparent; border: 1px solid var(--border); color: white; padding: 16px 36px; border-radius: 14px; font-weight: 800; cursor: pointer; transition: 0.3s; font-family: inherit; }
.btn-secondary:hover { background: rgba(255,255,255,0.05); }

/* Hero */
.hero { padding: calc(var(--nav-h) + 120px) 0 140px; text-align: center; position: relative; }
.hero-glow { position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 80%; height: 60%; background: radial-gradient(circle at 50% 30%, rgba(59, 130, 246, 0.15), transparent 70%); pointer-events: none; }
.status-indicator { display: inline-flex; align-items: center; gap: 12px; background: rgba(59,130,246,0.1); border: 1px solid rgba(59,130,246,0.2); padding: 8px 20px; border-radius: 99px; font-size: 11px; font-weight: 800; color: var(--primary); margin-bottom: 40px; }
.pulse-ring { width: 8px; height: 8px; background: var(--primary); border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse { 0% { transform: scale(1); opacity: 0.5; box-shadow: 0 0 0 0 rgba(59,130,246,0.4); } 70% { transform: scale(1.1); opacity: 1; box-shadow: 0 0 0 10px rgba(59,130,246,0); } 100% { transform: scale(1); opacity: 0.5; } }
.hero h1 { font-size: clamp(3rem, 10vw, 5.5rem); margin-bottom: 24px; line-height: 1.05; }
.text-gradient { background: linear-gradient(90deg, #60a5fa, #10b981); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero p { font-size: 1.35rem; color: var(--text-dim); max-width: 760px; margin: 0 auto 50px; }
.hero-actions { display: flex; justify-content: center; gap: 20px; }

/* Sections */
.section { padding: 120px 0; }
.alt-bg { background: rgba(255,255,255,0.02); }
.section-header { margin-bottom: 80px; }
.section-header.center { text-align: center; }
.sub-label { color: var(--primary); font-weight: 800; text-transform: uppercase; font-size: 12px; letter-spacing: 2px; display: block; margin-bottom: 12px; }
.section-header h2 { font-size: 3rem; font-weight: 800; letter-spacing: -0.03em; }
.header-line { width: 60px; height: 4px; background: var(--primary); margin-top: 20px; border-radius: 2px; }

/* Spec Visual Grid */
.spec-visual-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(360px, 1fr)); gap: 30px; }
.spec-card { background: var(--bg-card); border: 1px solid var(--border); padding: 40px; border-radius: 32px; display: flex; gap: 24px; align-items: flex-start; transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); }
.spec-card:hover { transform: translateY(-10px); border-color: var(--primary); box-shadow: 0 30px 60px rgba(0,0,0,0.5); }
.spec-card.featured { background: linear-gradient(135deg, var(--bg-card), rgba(59,130,246,0.05)); border-color: rgba(59,130,246,0.2); }
.spec-icon { background: rgba(59, 130, 246, 0.1); color: var(--primary); padding: 16px; border-radius: 16px; }
.spec-label { font-size: 12px; font-weight: 800; color: var(--text-dim); text-transform: uppercase; letter-spacing: 1px; }
.spec-value { font-size: 2.2rem; font-weight: 900; color: white; margin: 8px 0; }
.spec-value .arrow { color: var(--primary); margin: 0 10px; }
.spec-value .unit { font-size: 1rem; color: var(--text-dim); }
.spec-card p { font-size: 14px; color: var(--text-dim); }

/* Stack View */
.stack-view { max-width: 900px; margin: 0 auto; display: flex; flex-direction: column; gap: 0; }
.stack-layer { background: var(--glass); backdrop-filter: blur(12px); border: 1px solid var(--border); padding: 40px; border-radius: 32px; display: flex; justify-content: space-between; align-items: center; transition: 0.3s; }
.stack-layer:hover { transform: scale(1.02); }
.layer-tag { font-size: 10px; font-weight: 900; background: rgba(255,255,255,0.1); padding: 4px 12px; border-radius: 99px; margin-bottom: 16px; display: inline-block; }
.layer-info h3 { font-size: 1.5rem; margin-bottom: 8px; }
.layer-info p { font-size: 14px; color: var(--text-dim); max-width: 500px; }
.layer-visual i { width: 60px; height: 60px; opacity: 0.3; color: var(--primary); }

.layer-red { border-left: 4px solid var(--accent-red); }
.layer-red .layer-tag { color: var(--accent-red); background: rgba(239, 68, 68, 0.1); }
.layer-red .layer-visual i { color: var(--accent-red); }

.layer-emerald { border-left: 4px solid var(--secondary); }
.layer-emerald .layer-tag { color: var(--secondary); background: rgba(16, 185, 129, 0.1); }
.layer-emerald .layer-visual i { color: var(--secondary); }

.stack-connector { height: 60px; position: relative; display: flex; justify-content: center; }
.dot-line { width: 2px; height: 100%; background: repeating-linear-gradient(to bottom, var(--border), var(--border) 4px, transparent 4px, transparent 10px); }

/* Roadmap */
.roadmap { display: flex; flex-direction: column; gap: 40px; position: relative; padding-left: 30px; }
.roadmap::before { content: ''; position: absolute; left: 0; top: 0; height: 100%; width: 2px; background: var(--border); }
.roadmap-item { position: relative; }
.roadmap-marker { position: absolute; left: -42px; top: 0; background: var(--bg-dark); border: 2px solid var(--border); color: var(--text-dim); font-size: 12px; font-weight: 900; padding: 6px 14px; border-radius: 99px; }
.pulse-marker { border-color: var(--primary); color: var(--primary); }
.roadmap-content { padding: 40px; border-radius: 32px; border: 1px solid var(--border); }
.roadmap-item.active .roadmap-content { background: rgba(59,130,246,0.03); border-color: rgba(59,130,246,0.3); }
.high-risk-tag { font-size: 9px; font-weight: 900; background: var(--accent-gold); color: black; padding: 4px 10px; border-radius: 4px; text-transform: uppercase; margin-bottom: 16px; display: inline-block; }
.glass { background: var(--glass); backdrop-filter: blur(12px); }

/* Revenue CTA */
.revenue-cta { padding-bottom: 120px; }
.cta-box { padding: 80px; border-radius: 48px; border: 1px solid var(--border); text-align: center; background: radial-gradient(circle at top right, rgba(59,130,246,0.1), transparent); }
.cta-box h2 { font-size: 3.5rem; margin-bottom: 20px; }
.cta-box p { font-size: 1.2rem; color: var(--text-dim); margin-bottom: 40px; }

/* Footer */
.footer { padding: 80px 0; border-top: 1px solid var(--border); }
.footer-grid { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 40px; }
.footer-logo { display: flex; align-items: center; gap: 15px; font-weight: 800; font-size: 18px; }
.status-badge { background: rgba(255,255,255,0.05); font-size: 10px; font-weight: 900; padding: 6px 16px; border-radius: 99px; letter-spacing: 1px; color: var(--text-dim); }
.copyright { width: 100%; font-size: 12px; color: var(--text-dim); opacity: 0.5; margin-top: 40px; }

/* Mobile */
@media (max-width: 900px) {
    .nav-links { display: none; }
    .hero h1 { font-size: 3.5rem; }
    .spec-visual-grid { grid-template-columns: 1fr; }
    .cta-box { padding: 40px; }
    .stack-layer { flex-direction: column; text-align: center; gap: 30px; }
    .layer-info p { max-width: 100%; }
}