/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body { background: #0D1117; color: #E8EAED; font-family: 'DM Sans', sans-serif; font-weight: 400; line-height: 1.6; -webkit-font-smoothing: antialiased; }
h1, h2, h3, h4 { font-family: 'Syne', sans-serif; font-weight: 700; line-height: 1.15; }

/* ===== CUSTOM PROPERTIES ===== */
:root {
  --bg: #0D1117;
  --bg-2: #161B22;
  --bg-3: #1C2128;
  --fg: #E8EAED;
  --fg-muted: #8B949E;
  --accent: #00D9B5;
  --accent-dim: #00B894;
  --accent-glow: rgba(0, 217, 181, 0.12);
  --critical: #FF6B6B;
  --high: #FFA94D;
  --medium: #FFE066;
  --low: #69DB7C;
  --border: rgba(255,255,255,0.08);
  --radius: 12px;
  --radius-sm: 6px;
}

/* ===== NAV ===== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(13,17,23,0.8); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { max-width: 1280px; margin: 0 auto; padding: 16px 40px; display: flex; align-items: center; justify-content: space-between; }
.nav-logo { display: flex; align-items: center; gap: 10px; font-family: 'Syne', sans-serif; font-weight: 700; font-size: 1.1rem; letter-spacing: -0.01em; }
.nav-tag { font-size: 0.75rem; color: var(--fg-muted); font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; }

/* ===== HERO ===== */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: center;
  padding: 120px 40px 80px; overflow: hidden;
}
.hero-grid-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,217,181,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,217,181,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}
.hero-radial {
  position: absolute; top: 20%; left: 50%; transform: translate(-50%,-50%);
  width: 900px; height: 600px;
  background: radial-gradient(ellipse, rgba(0,217,181,0.07) 0%, transparent 70%);
  pointer-events: none;
}
.hero-content { position: relative; max-width: 1280px; margin: 0 auto; width: 100%; display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.hero-eyebrow { display: flex; align-items: center; gap: 8px; font-size: 0.8rem; color: var(--accent); font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 24px; }
.eyebrow-dot { width: 6px; height: 6px; background: var(--accent); border-radius: 50%; box-shadow: 0 0 8px var(--accent); }
.hero-headline { font-size: clamp(2.4rem, 4vw, 3.8rem); font-weight: 800; margin-bottom: 24px; color: #fff; letter-spacing: -0.02em; }
.hero-headline em { font-style: normal; color: var(--accent); }
.hero-sub { font-size: 1.05rem; color: var(--fg-muted); max-width: 460px; margin-bottom: 40px; line-height: 1.7; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 12px; }
.badge { display: flex; align-items: center; gap: 6px; font-size: 0.8rem; font-weight: 500; color: var(--fg-muted); background: var(--bg-2); border: 1px solid var(--border); padding: 8px 14px; border-radius: 100px; }
.badge-icon { color: var(--accent); font-size: 0.9rem; }

/* SOC Frame */
.soc-frame { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; box-shadow: 0 0 60px rgba(0,217,181,0.08), 0 40px 80px rgba(0,0,0,0.4); }
.soc-titlebar { background: var(--bg-3); padding: 10px 16px; display: flex; align-items: center; gap: 12px; border-bottom: 1px solid var(--border); }
.soc-dots { display: flex; gap: 6px; }
.soc-dots span { width: 10px; height: 10px; border-radius: 50%; background: var(--bg-1, #1C2128); }
.soc-dots span:first-child { background: #FF5F57; }
.soc-dots span:nth-child(2) { background: #FFBD2E; }
.soc-dots span:nth-child(3) { background: #28CA41; }
.soc-titlebar span:last-child { font-size: 0.72rem; color: var(--fg-muted); font-weight: 500; margin-left: auto; }
.soc-body { padding: 0; }
.soc-row { display: grid; grid-template-columns: 1fr 80px 130px 80px; padding: 12px 16px; font-size: 0.75rem; border-bottom: 1px solid var(--border); gap: 8px; align-items: center; }
.soc-row:last-of-type { border-bottom: none; }
.soc-row span { color: var(--fg-muted); }
.soc-row span:first-child { color: var(--fg); }
.soc-row-header { background: var(--bg-3); font-size: 0.65rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--fg-muted); font-weight: 600; }
.sev { padding: 2px 8px; border-radius: 4px; font-size: 0.65rem; font-weight: 700; letter-spacing: 0.05em; }
.sev-critical { background: rgba(255,107,107,0.15); color: var(--critical); }
.sev-high { background: rgba(255,169,77,0.15); color: var(--high); }
.sev-medium { background: rgba(255,224,102,0.15); color: var(--medium); }
.sev-low { background: rgba(105,219,124,0.15); color: var(--low); }
.status-auto { color: var(--accent); }
.status-human { color: #FFA94D; }
.action-done { color: var(--accent); font-size: 0.9rem; }
.action-pending { color: var(--fg-muted); font-size: 0.9rem; }
.soc-footnote { padding: 10px 16px; background: rgba(0,217,181,0.06); border-top: 1px solid var(--border); font-size: 0.7rem; color: var(--fg-muted); display: flex; align-items: center; gap: 8px; }
.pulse-indicator { width: 6px; height: 6px; background: var(--accent); border-radius: 50%; box-shadow: 0 0 6px var(--accent); animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }

.teammate-card { margin-top: 16px; background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 20px; display: flex; align-items: center; gap: 14px; }
.online-dot { width: 8px; height: 8px; background: var(--accent); border-radius: 50%; display: inline-block; margin-right: 6px; box-shadow: 0 0 6px var(--accent); }
.teammate-name { font-size: 0.85rem; font-weight: 600; color: var(--fg); margin-bottom: 4px; font-family: 'Syne', sans-serif; }
.teammate-status { font-size: 0.72rem; color: var(--fg-muted); }

/* ===== PROOF ===== */
.proof { padding: 48px 40px; text-align: center; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.proof-label { font-size: 0.75rem; color: var(--fg-muted); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 28px; }
.proof-logos { display: flex; justify-content: center; align-items: center; gap: 48px; flex-wrap: wrap; max-width: 900px; margin: 0 auto; }
.proof-logo { font-family: 'Syne', sans-serif; font-weight: 700; font-size: 1rem; color: var(--fg-muted); letter-spacing: -0.01em; opacity: 0.5; transition: opacity 0.2s; }
.proof-logo:hover { opacity: 0.8; }

/* ===== FEATURES ===== */
.features { padding: 100px 40px; max-width: 1280px; margin: 0 auto; }
.features-header { text-align: center; margin-bottom: 72px; }
.section-tag { display: inline-block; font-size: 0.72rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); background: var(--accent-glow); border: 1px solid rgba(0,217,181,0.2); padding: 5px 12px; border-radius: 100px; margin-bottom: 20px; }
.section-title { font-size: clamp(2rem, 3.5vw, 3rem); font-weight: 800; margin-bottom: 16px; letter-spacing: -0.02em; color: #fff; }
.section-sub { font-size: 1.05rem; color: var(--fg-muted); max-width: 500px; margin: 0 auto; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.feature-card { background: var(--bg-2); padding: 36px 32px; }
.feature-card-main { grid-column: span 1; }
.feature-icon { width: 48px; height: 48px; background: var(--accent-glow); border: 1px solid rgba(0,217,181,0.2); border-radius: 10px; display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
.feature-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 12px; color: #fff; font-family: 'Syne', sans-serif; }
.feature-card p { font-size: 0.88rem; color: var(--fg-muted); line-height: 1.65; margin-bottom: 16px; }
.feature-list { list-style: none; }
.feature-list li { font-size: 0.8rem; color: var(--fg-muted); padding: 4px 0; padding-left: 16px; position: relative; }
.feature-list li::before { content: '—'; position: absolute; left: 0; color: var(--accent); font-size: 0.7rem; }

/* ===== STATS ===== */
.stats-section { position: relative; padding: 80px 40px; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); overflow: hidden; }
.stats-bg { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(0,217,181,0.04) 0%, transparent 60%); }
.stats-inner { position: relative; max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; gap: 0; align-items: center; }
.stat { text-align: center; padding: 0 32px; }
.stat-number { font-family: 'Syne', sans-serif; font-size: clamp(2.5rem, 4vw, 3.5rem); font-weight: 800; color: var(--accent); line-height: 1; margin-bottom: 8px; letter-spacing: -0.03em; }
.stat-unit { font-size: 0.6em; }
.stat-label { font-family: 'Syne', sans-serif; font-size: 0.95rem; font-weight: 700; color: #fff; margin-bottom: 8px; }
.stat-desc { font-size: 0.78rem; color: var(--fg-muted); line-height: 1.5; max-width: 180px; margin: 0 auto; }
.stat-divider { width: 1px; height: 80px; background: var(--border); }

/* ===== HOW ===== */
.how { padding: 100px 40px; max-width: 1280px; margin: 0 auto; }
.how-header { text-align: center; margin-bottom: 72px; }
.how-steps { display: flex; align-items: flex-start; gap: 0; }
.how-step { flex: 1; position: relative; }
.step-num { font-family: 'Syne', sans-serif; font-size: 3rem; font-weight: 800; color: rgba(0,217,181,0.15); margin-bottom: 16px; letter-spacing: -0.03em; line-height: 1; }
.step-content h3 { font-size: 1.1rem; font-weight: 700; color: #fff; margin-bottom: 10px; font-family: 'Syne', sans-serif; }
.step-content p { font-size: 0.88rem; color: var(--fg-muted); line-height: 1.65; }
.step-tag { display: inline-block; margin-top: 16px; font-size: 0.7rem; font-weight: 600; color: var(--accent); background: var(--accent-glow); border: 1px solid rgba(0,217,181,0.2); padding: 4px 10px; border-radius: 100px; letter-spacing: 0.05em; text-transform: uppercase; }
.how-connector { flex: 0 0 60px; height: 1px; background: linear-gradient(90deg, var(--border), rgba(0,217,181,0.3), var(--border)); align-self: center; margin-top: 40px; }

/* ===== CLOSING ===== */
.closing { position: relative; padding: 100px 40px; overflow: hidden; }
.closing-bg { position: absolute; inset: 0; background: linear-gradient(180deg, transparent, rgba(0,217,181,0.03), transparent); }
.closing-glow { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); width: 600px; height: 400px; background: radial-gradient(ellipse, rgba(0,217,181,0.06) 0%, transparent 70%); }
.closing-content { position: relative; max-width: 800px; margin: 0 auto; text-align: center; }
.closing-quote-mark { font-size: 5rem; color: var(--accent); font-family: 'Syne', sans-serif; line-height: 0.5; margin-bottom: 24px; opacity: 0.4; }
.closing blockquote { font-size: 1.15rem; font-style: italic; color: var(--fg-muted); line-height: 1.8; margin-bottom: 28px; }
.closing-attribution { margin-bottom: 64px; }
.attribution-name { font-family: 'Syne', sans-serif; font-weight: 700; font-size: 0.95rem; color: var(--fg); margin-bottom: 4px; }
.attribution-role { font-size: 0.8rem; color: var(--fg-muted); }
.closing-vision h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); font-weight: 800; margin-bottom: 20px; color: #fff; letter-spacing: -0.02em; line-height: 1.3; }
.closing-vision p { font-size: 0.95rem; color: var(--fg-muted); line-height: 1.7; margin-bottom: 12px; }
.closing-tagline { font-family: 'Syne', sans-serif; font-size: 1.05rem; font-weight: 600; color: var(--accent); margin-top: 24px; }

/* ===== FOOTER ===== */
.footer { border-top: 1px solid var(--border); padding: 60px 40px 32px; }
.footer-inner { max-width: 1280px; margin: 0 auto; display: flex; justify-content: space-between; gap: 60px; margin-bottom: 48px; }
.footer-brand { flex: 0 0 260px; }
.footer-logo { display: flex; align-items: center; gap: 8px; font-family: 'Syne', sans-serif; font-weight: 700; font-size: 1rem; margin-bottom: 12px; }
.footer-brand p { font-size: 0.82rem; color: var(--fg-muted); line-height: 1.6; }
.footer-links { display: flex; gap: 60px; }
.footer-col { display: flex; flex-direction: column; gap: 8px; }
.footer-col-title { font-family: 'Syne', sans-serif; font-weight: 700; font-size: 0.82rem; color: #fff; margin-bottom: 4px; }
.footer-col div:not(.footer-col-title) { font-size: 0.82rem; color: var(--fg-muted); cursor: pointer; transition: color 0.2s; }
.footer-col div:not(.footer-col-title):hover { color: var(--fg); }
.footer-bottom { max-width: 1280px; margin: 0 auto; padding-top: 24px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; font-size: 0.75rem; color: var(--fg-muted); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero-content { grid-template-columns: 1fr; gap: 48px; }
  .hero { padding-top: 100px; }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .stat-number { font-size: 2.2rem; }
}
@media (max-width: 768px) {
  .nav-inner { padding: 14px 20px; }
  .hero { padding: 80px 20px 60px; }
  .features { padding: 60px 20px; }
  .features-grid { grid-template-columns: 1fr; }
  .stats-inner { grid-template-columns: 1fr 1fr; gap: 24px; }
  .stat-divider { display: none; }
  .how-steps { flex-direction: column; gap: 32px; }
  .how-connector { display: none; }
  .how { padding: 60px 20px; }
  .closing { padding: 60px 20px; }
  .footer-inner { flex-direction: column; }
  .footer-links { flex-wrap: wrap; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; }
  .proof-logos { gap: 28px; }
  .hero-badges { gap: 8px; }
  .soc-row { grid-template-columns: 1fr 70px 100px 60px; font-size: 0.7rem; }
}
@media (max-width: 480px) {
  .stat { padding: 0 16px; }
  .hero-headline { font-size: 2rem; }
}