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

:root {
  --bg: #0c0c0f;
  --surface: #141418;
  --surface-2: #1e1e24;
  --fg: #e8e8ec;
  --fg-muted: #8a8a96;
  --fg-dim: #55555f;
  --amber: #f5a623;
  --amber-dim: rgba(245, 166, 35, 0.12);
  --green: #3ecf8e;
  --blue: #4f8ef7;
  --red: #f5576c;
  --border: rgba(255,255,255,0.07);
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-weight: 400;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  line-height: 1.1;
}

/* Nav */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 40px;
  background: rgba(12,12,15,0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.5px;
  color: var(--fg);
}
.nav-badge {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--amber-dim);
  color: var(--amber);
  border: 1px solid rgba(245,166,35,0.25);
  border-radius: 4px;
  padding: 2px 7px;
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 120px 40px 80px;
  max-width: 1200px;
  margin: 0 auto;
}
.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--fg-muted);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 32px;
}
.eyebrow-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.hero-headline {
  font-size: clamp(56px, 8vw, 100px);
  font-weight: 800;
  letter-spacing: -3px;
  color: var(--fg);
  margin-bottom: 0;
  line-height: 1;
}
.hero-sub {
  max-width: 520px;
  color: var(--fg-muted);
  font-size: 17px;
  line-height: 1.7;
  margin-top: 24px;
}
.hero-meta-row {
  display: flex;
  gap: 12px;
  margin-top: 32px;
  flex-wrap: wrap;
}
.meta-pill {
  display: flex;
  align-items: center;
  gap: 7px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 7px 14px;
  font-size: 13px;
  color: var(--fg-muted);
}
.meta-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}
.meta-dot-green { background: var(--green); }
.meta-dot-amber { background: var(--amber); }
.meta-dot-blue { background: var(--blue); }

/* Radar */
.hero-radar-wrap {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 480px;
  height: 480px;
  pointer-events: none;
}
.radar-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(245,166,35,0.12);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.radar-ring-1 { width: 120px; height: 120px; }
.radar-ring-2 { width: 240px; height: 240px; }
.radar-ring-3 { width: 380px; height: 380px; }
.radar-sweep {
  position: absolute;
  top: 50%; left: 50%;
  width: 190px;
  height: 190px;
  transform: translate(-50%, -50%) rotate(0deg);
  transform-origin: center;
  background: conic-gradient(from 0deg, transparent 0deg, rgba(245,166,35,0.15) 30deg, transparent 30deg);
  border-radius: 50%;
  animation: sweep 4s linear infinite;
}
@keyframes sweep {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}
.radar-center-dot {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 8px; height: 8px;
  background: var(--amber);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--amber);
}
.radar-blip {
  position: absolute;
  width: 8px; height: 8px;
  background: var(--amber);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--amber);
  animation: blip-pulse 2.5s ease-in-out infinite;
}
.radar-blip-1 { top: 20%; left: 65%; animation-delay: 0s; }
.radar-blip-2 { top: 55%; left: 80%; animation-delay: 0.8s; }
.radar-blip-3 { top: 35%; left: 78%; animation-delay: 1.6s; }
@keyframes blip-pulse {
  0%, 100% { opacity: 0.9; transform: scale(1); }
  50% { opacity: 0.3; transform: scale(0.6); }
}

/* How it works */
.signals-on {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 80px 40px;
}
.signals-on-inner { max-width: 1200px; margin: 0 auto; }
.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 48px;
  display: block;
}
.how-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}
.how-card {
  background: var(--surface-2);
  padding: 40px 36px;
}
.how-num {
  font-family: 'Syne', sans-serif;
  font-size: 48px;
  font-weight: 800;
  color: var(--border);
  line-height: 1;
  margin-bottom: 20px;
}
.how-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 12px;
}
.how-card p {
  color: var(--fg-muted);
  font-size: 15px;
  line-height: 1.7;
}

/* Categories */
.categories { padding: 80px 40px; }
.categories-inner { max-width: 1200px; margin: 0 auto; }
.cat-list { display: flex; flex-direction: column; gap: 0; }
.cat-item {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 24px;
  padding: 36px 0;
  border-bottom: 1px solid var(--border);
  align-items: start;
}
.cat-item:first-child { border-top: 1px solid var(--border); }
.cat-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}
.cat-icon-fund { background: rgba(77,143,247,0.12); }
.cat-icon-product { background: rgba(245,166,35,0.12); }
.cat-icon-hire { background: rgba(62,207,142,0.12); }
.cat-icon-reg { background: rgba(245,87,108,0.12); }
.cat-icon::after {
  content: '';
  display: block;
  width: 18px;
  height: 18px;
  background: var(--fg-dim);
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
}
.cat-icon-fund::after { mask-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%234f8ef7" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><line x1="12" y1="1" x2="12" y2="23"/><path d="M17 5H9.5a3.5 3.5 0 0 0 0 7h5a3.5 3.5 0 0 1 0 7H6"/></svg>'); }
.cat-icon-product::after { mask-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23f5a623" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polygon points="13 2 3 14 12 14 11 22 21 10 12 10 13 2"/></svg>'); }
.cat-icon-hire::after { mask-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%233ecf8e" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M17 21v-2a4 4 0 0 0-4-4H5a4 4 0 0 0-4 4v2"/><circle cx="9" cy="7" r="4"/><path d="M23 21v-2a4 4 0 0 0-3-3.87"/><path d="M16 3.13a4 4 0 0 1 0 7.75"/></svg>'); }
.cat-icon-reg::after { mask-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23f5576c" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z"/><polyline points="14 2 14 8 20 8"/></svg>'); }
.cat-body h4 {
  font-size: 17px;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 8px;
}
.cat-body p { color: var(--fg-muted); font-size: 14px; line-height: 1.7; }

/* Scenario */
.scenario {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 80px 40px;
}
.scenario-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.scenario-label-col { display: flex; flex-direction: column; gap: 20px; }
.scenario-email-card {
  background: #1a1a1f;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  font-size: 14px;
}
.email-card-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 4px;
}
.email-sender { font-weight: 600; color: var(--fg); font-size: 13px; }
.email-date { color: var(--fg-dim); font-size: 12px; }
.email-card-subject {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 15px;
  color: var(--fg);
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.email-signal-list { display: flex; flex-direction: column; gap: 12px; }
.email-signal { display: flex; align-items: flex-start; gap: 10px; }
.email-sig-tag {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 4px;
  flex-shrink: 0;
  margin-top: 1px;
}
.email-sig-tag-red { background: rgba(245,87,108,0.15); color: #f5576c; }
.email-sig-tag-amber { background: rgba(245,166,35,0.15); color: #f5a623; }
.email-sig-tag-blue { background: rgba(79,142,247,0.15); color: #4f8ef7; }
.email-sig-text { color: var(--fg-muted); font-size: 13px; line-height: 1.5; }
.email-card-footer {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--amber);
  font-weight: 500;
}
.scenario-text-col { display: flex; flex-direction: column; justify-content: center; }
.scenario-body {
  font-size: 18px;
  line-height: 1.7;
  color: var(--fg-muted);
  margin-bottom: 20px;
}
.scenario-body:last-child { margin-bottom: 0; }

/* Close */
.close-section { padding: 100px 40px; }
.close-inner { max-width: 1200px; margin: 0 auto; }
.close-headline {
  font-size: clamp(40px, 5vw, 68px);
  font-weight: 800;
  letter-spacing: -2px;
  color: var(--fg);
  margin-bottom: 24px;
}
.close-body {
  max-width: 520px;
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 40px;
  text-align: center;
}
.footer p {
  font-size: 13px;
  color: var(--fg-dim);
}

/* Responsive */
@media (max-width: 768px) {
  .hero { padding: 100px 24px 60px; }
  .hero-radar-wrap { display: none; }
  .how-grid { grid-template-columns: 1fr; }
  .cat-item { grid-template-columns: 40px 1fr; }
  .scenario-inner { grid-template-columns: 1fr; gap: 40px; }
  .signals-on, .categories, .scenario, .close-section { padding: 60px 24px; }
  .nav { padding: 16px 24px; }
}
@media (max-width: 480px) {
  .hero-meta-row { flex-direction: column; }
  .meta-pill { width: fit-content; }
}