/* === RESET & BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-deep: #070b14;
  --bg-surface: #0d1320;
  --bg-card: #111827;
  --text-primary: #e8ecf4;
  --text-secondary: #8b95a8;
  --text-dim: #4a5568;
  --accent-cyan: #00d4ff;
  --accent-amber: #f59e0b;
  --accent-red: #ef4444;
  --accent-green: #22c55e;
  --accent-purple: #a78bfa;
  --border: rgba(255,255,255,0.06);
  --border-accent: rgba(0,212,255,0.2);
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
}

html { scroll-behavior: smooth; }
body {
  background: var(--bg-deep);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3 { font-family: var(--font-display); font-weight: 600; line-height: 1.15; }

.highlight { color: var(--accent-cyan); }
.dim { color: var(--text-dim); }

/* === HERO === */
.hero {
  padding: 100px 24px 80px;
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
}
.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(0,212,255,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: center;
}
.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2.5px;
  color: var(--accent-cyan);
  border: 1px solid var(--border-accent);
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 28px;
}
.hero h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  margin-bottom: 24px;
  letter-spacing: -0.5px;
}
.hero-sub {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 520px;
  line-height: 1.7;
}

/* === RADAR === */
.radar-container {
  position: relative;
  width: 320px;
  height: 320px;
  margin: 0 auto;
}
.radar-ring {
  position: absolute;
  border: 1px solid rgba(0,212,255,0.12);
  border-radius: 50%;
}
.ring-1 { width: 100%; height: 100%; top: 0; left: 0; }
.ring-2 { width: 66%; height: 66%; top: 17%; left: 17%; }
.ring-3 { width: 33%; height: 33%; top: 33.5%; left: 33.5%; }
.radar-sweep {
  position: absolute;
  top: 50%; left: 50%;
  width: 50%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-cyan), transparent);
  transform-origin: left center;
  animation: sweep 4s linear infinite;
}
@keyframes sweep { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
.radar-center {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--accent-cyan);
  background: var(--bg-deep);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--border-accent);
}
.signal-dot {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}
.dot-1 { background: var(--accent-cyan); top: 18%; left: 62%; animation-delay: 0s; }
.dot-2 { background: var(--accent-amber); top: 35%; left: 82%; animation-delay: 0.6s; }
.dot-3 { background: var(--accent-red); top: 72%; left: 70%; animation-delay: 1.2s; }
.dot-4 { background: var(--accent-green); top: 55%; left: 20%; animation-delay: 0.3s; }
.dot-5 { background: var(--accent-purple); top: 22%; left: 30%; animation-delay: 0.9s; }
@keyframes pulse {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.6); }
}

/* === SIGNALS === */
.signals {
  padding: 100px 24px;
  max-width: 1200px;
  margin: 0 auto;
}
.signals-header {
  margin-bottom: 56px;
}
.signals-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  margin-bottom: 12px;
}
.section-sub {
  color: var(--text-secondary);
  font-size: 1.05rem;
}
.signal-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.signal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px 28px;
  transition: border-color 0.3s;
}
.signal-card:hover {
  border-color: var(--border-accent);
}
.signal-icon {
  font-size: 20px;
  color: var(--accent-cyan);
  margin-bottom: 16px;
  display: block;
}
.signal-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
  font-weight: 600;
}
.signal-card p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* === HOW IT WORKS === */
.how-it-works {
  padding: 100px 24px;
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid var(--border);
}
.how-header {
  margin-bottom: 64px;
}
.how-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  margin-bottom: 12px;
}
.how-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.how-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 32px;
  padding: 40px 0;
  border-bottom: 1px solid var(--border);
  align-items: start;
}
.how-step:last-child { border-bottom: none; }
.step-number {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--accent-cyan);
  opacity: 0.3;
}
.step-content h3 {
  font-size: 1.3rem;
  margin-bottom: 10px;
}
.step-content p {
  color: var(--text-secondary);
  font-size: 1rem;
  max-width: 560px;
}

/* === ADVANTAGES === */
.advantages {
  padding: 100px 24px;
  max-width: 1200px;
  margin: 0 auto;
}
.advantages-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.adv-text h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  margin-bottom: 20px;
}
.adv-text p {
  color: var(--text-secondary);
  line-height: 1.7;
}
.adv-comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.compare-col {
  padding: 28px 24px;
  border-radius: 12px;
}
.compare-col.old {
  background: rgba(239,68,68,0.06);
  border: 1px solid rgba(239,68,68,0.12);
}
.compare-col.new {
  background: rgba(0,212,255,0.06);
  border: 1px solid var(--border-accent);
}
.compare-header {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.compare-col.old .compare-header { color: var(--accent-red); }
.compare-col.new .compare-header { color: var(--accent-cyan); }
.compare-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.compare-col li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  padding-left: 16px;
  position: relative;
}
.compare-col.old li::before {
  content: '\2212';
  position: absolute;
  left: 0;
  color: var(--accent-red);
  font-weight: 600;
}
.compare-col.new li::before {
  content: '+';
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
  font-weight: 600;
}

/* === INTELLIGENCE PREVIEW === */
.intelligence {
  padding: 100px 24px;
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid var(--border);
}
.intel-content {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 56px;
  align-items: center;
}
.briefing-preview {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}
.briefing-header {
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-display);
  font-size: 0.82rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 10px;
}
.briefing-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-green);
  border-radius: 50%;
  display: inline-block;
}
.briefing-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.briefing-item {
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
}
.briefing-item:last-child { border-bottom: none; padding-bottom: 0; }
.briefing-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  padding: 3px 10px;
  border-radius: 4px;
  margin-bottom: 8px;
}
.tag-pricing { background: rgba(245,158,11,0.12); color: var(--accent-amber); }
.tag-hiring { background: rgba(167,139,250,0.12); color: var(--accent-purple); }
.tag-launch { background: rgba(239,68,68,0.12); color: var(--accent-red); }
.briefing-item p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}
.briefing-item strong { color: var(--text-primary); }
.intel-text h2 {
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  margin-bottom: 16px;
}
.intel-text p {
  color: var(--text-secondary);
  line-height: 1.7;
}

/* === CLOSING === */
.closing {
  padding: 120px 24px;
  text-align: center;
  position: relative;
}
.closing::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0,212,255,0.04) 0%, transparent 70%);
  pointer-events: none;
}
.closing-content {
  max-width: 640px;
  margin: 0 auto;
  position: relative;
}
.closing h2 {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  margin-bottom: 24px;
}
.closing p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 16px;
}
.closing-accent {
  color: var(--accent-cyan) !important;
  font-family: var(--font-display);
  font-size: 1.2rem !important;
  font-weight: 600;
  margin-top: 32px !important;
}

/* === FOOTER === */
.site-footer {
  padding: 40px 24px;
  border-top: 1px solid var(--border);
}
.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-brand {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}
.footer-note {
  font-size: 0.82rem;
  color: var(--text-dim);
}

/* === PRICING (LANDING) === */
.pricing-section {
  padding: 100px 24px;
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
  border-top: 1px solid var(--border);
}
.pricing-header { margin-bottom: 48px; }
.pricing-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  margin-bottom: 12px;
}
.pricing-card-wrap { display: flex; justify-content: center; }
.pricing-landing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  border-radius: 16px;
  padding: 48px 40px;
  max-width: 380px;
  text-align: left;
}
.pl-label {
  font-family: var(--font-display);
  font-size: 0.72rem; font-weight: 700;
  letter-spacing: 2px; color: var(--accent-cyan);
  margin-bottom: 12px;
}
.pl-price {
  font-family: var(--font-display);
  font-size: 2.6rem; font-weight: 700;
  color: var(--text-primary); line-height: 1;
  margin-bottom: 24px;
}
.pl-price span { font-size: 1rem; font-weight: 500; color: var(--text-secondary); }
.pl-features {
  list-style: none;
  display: flex; flex-direction: column; gap: 10px;
  margin-bottom: 28px;
}
.pl-features li {
  font-size: 0.9rem; color: var(--text-secondary);
  padding-left: 22px; position: relative;
}
.pl-features li::before {
  content: '✓'; position: absolute; left: 0;
  color: var(--accent-cyan); font-weight: 700;
}
.pl-cta {
  display: block; width: 100%; text-align: center;
  background: var(--accent-cyan); color: var(--bg-deep);
  border-radius: 10px; padding: 14px;
  font-family: var(--font-display); font-weight: 700;
  font-size: 1rem; text-decoration: none;
  transition: opacity 0.2s;
}
.pl-cta:hover { opacity: 0.85; }
.pl-note {
  font-size: 0.78rem; color: var(--text-dim);
  margin-top: 14px; text-align: center;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .hero { padding: 72px 20px 60px; }
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .radar-container { width: 240px; height: 240px; }
  .signal-cards { grid-template-columns: 1fr; }
  .how-step { grid-template-columns: 56px 1fr; gap: 20px; padding: 28px 0; }
  .step-number { font-size: 1.8rem; }
  .advantages-grid { grid-template-columns: 1fr; gap: 40px; }
  .adv-comparison { grid-template-columns: 1fr; }
  .intel-content { grid-template-columns: 1fr; gap: 40px; }
  .intel-text { order: -1; }
  .footer-content { flex-direction: column; gap: 8px; text-align: center; }
  .closing { padding: 80px 20px; }
}
@media (max-width: 480px) {
  .signal-cards { gap: 12px; }
  .signal-card { padding: 24px 20px; }
}