/* ========================
   LAUNCHPAD — THEME CSS
   Dark tech, mission-control aesthetic
   ======================== */

:root {
  --bg: #07080F;
  --surface: #0D1117;
  --surface-2: #161B26;
  --border: #1E2535;
  --fg: #E8EAF0;
  --fg-muted: #6B7590;
  --accent: #00D4FF;
  --accent-dim: rgba(0, 212, 255, 0.12);
  --accent-2: #FF8C42;
  --accent-2-dim: rgba(255, 140, 66, 0.15);
  --signal-green: #00FF94;
  --signal-red: #FF4466;
}

/* Typography */
body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Plus Jakarta Sans', sans-serif;
  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: 1.15;
  letter-spacing: -0.02em;
}

/* Nav */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
  background: rgba(7, 8, 15, 0.85);
  backdrop-filter: blur(12px);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 17px;
  color: var(--fg);
}

.nav-tagline {
  font-size: 12px;
  color: var(--fg-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Hero */
.hero {
  padding: 140px 32px 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -100px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -50px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 140, 66, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 20px;
}

.eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-headline {
  font-size: clamp(36px, 4.5vw, 58px);
  font-weight: 800;
  margin-bottom: 20px;
  color: var(--fg);
}

.hero-headline em {
  font-style: normal;
  background: linear-gradient(135deg, #00D4FF, #00FF94);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 17px;
  color: var(--fg-muted);
  max-width: 480px;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
}

.stat { text-align: left; }

.stat-num {
  font-family: 'Syne', sans-serif;
  font-size: 28px;
  font-weight: 800;
  color: var(--fg);
}

.stat-label {
  font-size: 11px;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 4px;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* Hero Visual — Momentum Card */
.hero-visual {
  position: relative;
}

.momentum-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
}

.live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--signal-green);
  animation: pulse 2s infinite;
  flex-shrink: 0;
}

.card-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
  font-weight: 600;
}

.campaign-list { display: flex; flex-direction: column; gap: 0; }

.campaign-row {
  display: grid;
  grid-template-columns: 1fr auto 56px;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.campaign-row:last-child { border-bottom: none; }
.campaign-row.fading { opacity: 0.4; }

.campaign-name {
  font-family: 'Syne', sans-serif;
  font-size: 13px;
  font-weight: 600;
  color: var(--fg);
}

.campaign-cat {
  font-size: 11px;
  color: var(--fg-muted);
  margin-top: 2px;
}

.campaign-signals {
  display: flex;
  gap: 3px;
  align-items: center;
}

.signal {
  width: 6px;
  height: 16px;
  background: var(--border);
  border-radius: 2px;
}

.signal.spike {
  background: var(--accent);
  height: 22px;
}

.campaign-metric {
  font-family: 'Syne', sans-serif;
  font-size: 13px;
  font-weight: 700;
  color: var(--signal-green);
  text-align: right;
}

.card-footer {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.scan-label {
  font-size: 11px;
  color: var(--fg-muted);
}

.scan-indicator {
  width: 24px;
  height: 24px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Problem Section */
.problem {
  padding: 100px 32px;
  border-top: 1px solid var(--border);
  background: var(--surface);
}

.problem-inner, .features-inner, .how-inner, .momentum-inner, .closing-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.problem-header, .features-header, .how-header {
  margin-bottom: 60px;
}

.section-title {
  font-size: clamp(28px, 3.5vw, 42px);
  margin-bottom: 16px;
}

.section-sub {
  font-size: 17px;
  color: var(--fg-muted);
  max-width: 540px;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.problem-card {
  padding: 32px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: border-color 0.3s;
}

.problem-card:hover { border-color: var(--accent); }

.problem-num {
  font-family: 'Syne', sans-serif;
  font-size: 48px;
  font-weight: 800;
  color: var(--accent);
  opacity: 0.25;
  margin-bottom: 16px;
  line-height: 1;
}

.problem-card h3 {
  font-size: 18px;
  margin-bottom: 12px;
}

.problem-card p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* Features Section */
.features {
  padding: 100px 32px;
  border-top: 1px solid var(--border);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.feature-card {
  padding: 36px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  transition: border-color 0.3s, transform 0.3s;
}

.feature-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.feature-icon {
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 18px;
  margin-bottom: 12px;
}

.feature-card p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* How It Works */
.how-it-works {
  padding: 100px 32px;
  border-top: 1px solid var(--border);
  background: var(--surface);
}

.steps-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  position: relative;
}

.step {
  padding: 0 40px 0 0;
  position: relative;
}

.step-connector {
  position: absolute;
  right: 0;
  top: 28px;
  width: 40px;
  height: 1px;
  background: linear-gradient(to right, var(--border), transparent);
}

.step:last-child .step-connector { display: none; }

.step-num {
  font-family: 'Syne', sans-serif;
  font-size: 40px;
  font-weight: 800;
  color: var(--accent);
  opacity: 0.2;
  margin-bottom: 16px;
  line-height: 1;
}

.step-content h3 {
  font-size: 20px;
  margin-bottom: 12px;
}

.step-content p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* Momentum Section */
.momentum-section {
  padding: 100px 32px;
  border-top: 1px solid var(--border);
}

.momentum-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.big-stat {
  position: relative;
  display: inline-block;
}

.big-num {
  font-family: 'Syne', sans-serif;
  font-size: clamp(80px, 12vw, 140px);
  font-weight: 800;
  color: var(--border);
  line-height: 1;
}

.big-label {
  font-size: 14px;
  color: var(--fg-muted);
  margin-top: 8px;
}

.vs-tag {
  font-size: 13px;
  color: var(--fg-muted);
  margin-top: 8px;
  font-weight: 600;
}

.momentum-line {
  font-family: 'Syne', sans-serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--accent);
  margin-top: 20px;
}

.momentum-message h2 {
  font-size: clamp(28px, 3.5vw, 42px);
  margin-bottom: 20px;
}

.momentum-message p {
  font-size: 16px;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 28px;
}

.momentum-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  padding: 6px 14px;
  background: var(--accent-dim);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: 20px;
  font-size: 12px;
  color: var(--accent);
  font-weight: 500;
}

/* Closing */
.closing {
  padding: 100px 32px;
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, var(--bg) 0%, var(--surface) 100%);
  text-align: center;
}

.closing h2 {
  font-size: clamp(26px, 3.5vw, 44px);
  max-width: 800px;
  margin: 0 auto 24px;
  line-height: 1.3;
}

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

.closing p {
  font-size: 17px;
  color: var(--fg-muted);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 32px;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 15px;
}

.footer-copy {
  font-size: 13px;
  color: var(--fg-muted);
}

/* Responsive */
@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .momentum-inner { grid-template-columns: 1fr; gap: 48px; }
  .problem-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .steps-row { grid-template-columns: 1fr; gap: 40px; }
  .step-connector { display: none; }
  .hero-stats { flex-wrap: wrap; }
  .nav-tagline { display: none; }
  .hero { padding-top: 100px; }
  .footer-inner { flex-direction: column; gap: 16px; text-align: center; }
}