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

:root {
  --bg: #0b0e17;
  --bg-alt: #10142a;
  --surface: #161b33;
  --surface-hover: #1c2240;
  --border: rgba(255,255,255,0.07);
  --text: #e2e8f0;
  --text-dim: #94a3b8;
  --text-bright: #f8fafc;
  --accent-1: #6366f1;
  --accent-2: #22d3ee;
  --gradient: linear-gradient(135deg, #6366f1, #8b5cf6, #22d3ee);
  --gradient-h: linear-gradient(90deg, #6366f1, #22d3ee);
  --danger: #ef4444;
  --warn: #f59e0b;
  --success: #10b981;
  --radius: 12px;
  --radius-lg: 20px;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; }

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== GRADIENT TEXT ===== */
.gradient-text {
  background: var(--gradient-h);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: 8px;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  white-space: nowrap;
}
.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 4px 20px rgba(99,102,241,0.3);
}
.btn-primary:hover { box-shadow: 0 6px 30px rgba(99,102,241,0.45); transform: translateY(-1px); }
.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-outline:hover { border-color: var(--accent-1); color: #fff; }
.btn-ghost {
  background: transparent;
  color: var(--text-dim);
  border: 1px solid transparent;
}
.btn-ghost:hover { color: var(--text); }
.btn-sm { padding: 6px 16px; font-size: 0.8rem; }
.btn-lg { padding: 14px 32px; font-size: 1rem; }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }

/* ===== NAV ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(11,14,23,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
}
.logo-icon {
  width: 28px;
  height: 28px;
  background: var(--gradient);
  border-radius: 6px;
  position: relative;
}
.logo-icon::after {
  content: '';
  position: absolute;
  inset: 5px;
  background: var(--bg);
  border-radius: 3px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 0.875rem;
  color: var(--text-dim);
}
.nav-links a:hover { color: var(--text-bright); }

/* ===== HERO ===== */
.hero {
  position: relative;
  padding: 160px 0 100px;
  text-align: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%, rgba(99,102,241,0.15), transparent),
    radial-gradient(ellipse 40% 40% at 70% 20%, rgba(34,211,238,0.08), transparent);
  pointer-events: none;
}
.hero-content { position: relative; }
.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent-2);
  border: 1px solid rgba(34,211,238,0.25);
  background: rgba(34,211,238,0.06);
  margin-bottom: 28px;
}
.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text-bright);
  margin-bottom: 20px;
}
.hero-sub {
  max-width: 600px;
  margin: 0 auto 36px;
  font-size: 1.1rem;
  color: var(--text-dim);
  line-height: 1.7;
}
.hero-ctas { display: flex; gap: 16px; justify-content: center; margin-bottom: 48px; }
.hero-proof {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-size: 0.82rem;
  color: var(--text-dim);
}
.dot {
  width: 4px;
  height: 4px;
  background: var(--accent-1);
  border-radius: 50%;
}

/* ===== SECTIONS ===== */
.section { padding: 100px 0; }
.section-dark { background: var(--bg-alt); }
.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 12px;
}
.section-header p {
  color: var(--text-dim);
  font-size: 1.05rem;
  max-width: 520px;
  margin: 0 auto;
}

/* ===== STEPS ===== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.step-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all 0.3s;
  position: relative;
}
.step-card:hover { border-color: rgba(99,102,241,0.3); transform: translateY(-4px); }
.step-number {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-1);
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}
.step-icon {
  width: 48px;
  height: 48px;
  color: var(--accent-2);
  margin-bottom: 20px;
}
.step-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 8px;
}
.step-card p {
  color: var(--text-dim);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* ===== PRISM SCORE ===== */
.score-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.score-visual { display: flex; justify-content: center; }
.score-gauge {
  position: relative;
  width: 220px;
  height: 220px;
}
.score-gauge svg { width: 100%; height: 100%; }
.score-value {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.score-num {
  font-size: 3rem;
  font-weight: 800;
  color: var(--text-bright);
  line-height: 1;
}
.score-label {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 4px;
}
.score-gauge-sm { width: 160px; height: 160px; }
.score-gauge-sm .score-num { font-size: 2.2rem; }
.score-text h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 16px;
}
.score-desc {
  color: var(--text-dim);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 24px;
}
.score-factors {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.score-factors li {
  color: var(--text);
  font-size: 0.92rem;
  padding-left: 20px;
  position: relative;
}
.score-factors li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gradient);
}

/* ===== FEATURES ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: all 0.3s;
}
.feature-card:hover { border-color: rgba(99,102,241,0.3); transform: translateY(-3px); }
.feature-icon-wrap {
  width: 40px;
  height: 40px;
  color: var(--accent-2);
  margin-bottom: 16px;
}
.feature-card h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 8px;
}
.feature-card p {
  color: var(--text-dim);
  font-size: 0.875rem;
  line-height: 1.6;
}

/* ===== DEMO ===== */
.demo-layout {
  max-width: 960px;
  margin: 0 auto;
}
.demo-input-area label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dim);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
#transcript {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  color: var(--text);
  font-family: 'Inter', monospace;
  font-size: 0.875rem;
  line-height: 1.7;
  resize: vertical;
  transition: border-color 0.2s;
}
#transcript:focus {
  outline: none;
  border-color: var(--accent-1);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.15);
}
#transcript::placeholder { color: rgba(148,163,184,0.4); }
.demo-actions {
  display: flex;
  gap: 12px;
  margin-top: 16px;
  align-items: center;
}
.demo-note {
  margin-top: 10px;
  font-size: 0.78rem;
  color: var(--text-dim);
}
.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.25);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Results */
.demo-results-area {
  margin-top: 40px;
  animation: fadeUp 0.5s ease;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.results-header h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 24px;
}
.results-top-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 28px;
  margin-bottom: 32px;
  align-items: start;
}
.result-score-card {
  display: flex;
  justify-content: center;
}
.result-risk-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.result-risk-card h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}
.risk-meter { margin-bottom: 16px; }
.risk-bar {
  height: 8px;
  background: rgba(255,255,255,0.06);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 6px;
}
.risk-fill {
  height: 100%;
  width: 0%;
  border-radius: 4px;
  transition: width 1s ease;
}
.risk-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  color: var(--text-dim);
}
.risk-value {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 4px;
}
.risk-stage, .risk-win {
  font-size: 0.82rem;
  color: var(--text-dim);
}

/* Result sections */
.result-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
}
.result-section h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}

/* Biases */
.bias-item {
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.bias-item:last-child { border-bottom: none; }
.bias-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}
.bias-type {
  font-weight: 600;
  color: var(--text-bright);
  font-size: 0.92rem;
}
.bias-badge {
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 100px;
  font-weight: 600;
  background: rgba(99,102,241,0.15);
  color: var(--accent-1);
}
.bias-evidence {
  font-size: 0.85rem;
  color: var(--text-dim);
  font-style: italic;
  border-left: 2px solid var(--accent-1);
  padding-left: 12px;
  margin: 8px 0;
}
.bias-rec {
  font-size: 0.82rem;
  color: var(--accent-2);
}

/* Reactance */
.reactance-level {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 12px;
}
.reactance-level.low { background: rgba(16,185,129,0.15); color: var(--success); }
.reactance-level.medium { background: rgba(245,158,11,0.15); color: var(--warn); }
.reactance-level.high { background: rgba(239,68,68,0.15); color: var(--danger); }
.reactance-trigger {
  font-size: 0.875rem;
  color: var(--text-dim);
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}
.reactance-trigger:last-child { border-bottom: none; }
.reactance-trigger strong { color: var(--text); }

/* Coaching */
.coaching-item {
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.coaching-item:last-child { border-bottom: none; }
.coaching-item .area-name {
  font-weight: 600;
  color: var(--text-bright);
  font-size: 0.95rem;
  margin-bottom: 4px;
}
.coaching-item .area-current {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 4px;
}
.coaching-item .area-recommended {
  font-size: 0.85rem;
  color: var(--accent-2);
}
.coaching-item .area-principle {
  font-size: 0.78rem;
  color: var(--accent-1);
  margin-top: 4px;
}

/* Error */
.demo-error {
  margin-top: 24px;
  animation: fadeUp 0.4s ease;
}
.error-inner {
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.3);
  border-radius: var(--radius);
  padding: 20px;
  color: var(--danger);
}
.error-inner p { color: var(--text-dim); margin-top: 4px; font-size: 0.875rem; }

/* ===== PRICING ===== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}
.pricing-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  position: relative;
  transition: all 0.3s;
}
.pricing-card:hover { transform: translateY(-4px); }
.pricing-card-featured {
  border-color: var(--accent-1);
  box-shadow: 0 8px 40px rgba(99,102,241,0.2);
  transform: scale(1.04);
}
.pricing-card-featured:hover { transform: scale(1.04) translateY(-4px); }
.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.pricing-tier {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 12px;
}
.price-amount {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--text-bright);
}
.price-period {
  font-size: 0.9rem;
  color: var(--text-dim);
}
.pricing-features {
  list-style: none;
  margin: 28px 0;
  text-align: left;
}
.pricing-features li {
  padding: 8px 0;
  font-size: 0.88rem;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
  padding-left: 20px;
  position: relative;
}
.pricing-features li:last-child { border-bottom: none; }
.pricing-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 14px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-2);
}

/* ===== TRUST ===== */
.trust-block {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}
.trust-block h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 20px;
}
.trust-block p {
  color: var(--text-dim);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 24px;
}
.trust-tagline {
  font-size: 0.85rem;
  color: var(--accent-2);
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* ===== FOOTER ===== */
.footer {
  border-top: 1px solid var(--border);
  padding: 60px 0 0;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand .logo-text {
  font-weight: 700;
  font-size: 1.1rem;
}
.footer-brand p {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-top: 8px;
}
.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.footer-col h5 {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text);
  margin-bottom: 14px;
}
.footer-col a {
  display: block;
  font-size: 0.85rem;
  color: var(--text-dim);
  padding: 4px 0;
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--text-bright); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  font-size: 0.78rem;
  color: var(--text-dim);
  text-align: center;
}

/* ===== SCROLL ANIMATION ===== */
.step-card,
.feature-card,
.pricing-card {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.step-card.visible,
.feature-card.visible,
.pricing-card.visible {
  opacity: 1;
  transform: translateY(0);
}
.pricing-card-featured.visible { transform: scale(1.04); }

/* ===== GAUGE ANIMATION ===== */
.gauge-arc {
  transition: stroke-dashoffset 1.5s ease;
}

/* ===== AI PILLARS ===== */
.ai-pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.ai-pillar {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all 0.3s;
}
.ai-pillar:hover {
  border-color: rgba(99,102,241,0.3);
  transform: translateY(-4px);
}
.ai-pillar-icon {
  width: 48px;
  height: 48px;
  color: var(--accent-2);
  margin-bottom: 20px;
}
.ai-pillar h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 10px;
}
.ai-pillar p {
  color: var(--text-dim);
  font-size: 0.9rem;
  line-height: 1.7;
}
.ai-pillar em {
  color: var(--text);
  font-style: italic;
}

/* ===== CHAT MOCKUP ===== */
.chat-demo-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.chat-mockup {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  max-width: 420px;
}
.chat-header-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--border);
}
.chat-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  color: #fff;
}
.chat-bot-name {
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--text-bright);
}
.chat-status {
  font-size: 0.72rem;
  color: var(--success);
}
.chat-messages {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-height: 420px;
  overflow-y: auto;
}
.chat-msg {
  padding: 12px 16px;
  border-radius: 14px;
  font-size: 0.85rem;
  line-height: 1.6;
  max-width: 92%;
}
.chat-msg-user {
  background: var(--accent-1);
  color: #fff;
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}
.chat-msg-bot {
  background: rgba(255,255,255,0.06);
  color: var(--text);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}
.chat-demo-text h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 16px;
}
.chat-demo-desc {
  color: var(--text-dim);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 24px;
}
.chat-examples {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.chat-examples li {
  color: var(--text);
  font-size: 0.95rem;
  padding: 10px 16px;
  background: rgba(99,102,241,0.08);
  border: 1px solid rgba(99,102,241,0.2);
  border-radius: 10px;
  font-style: italic;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .steps-grid,
  .features-grid,
  .pricing-grid,
  .ai-pillars-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }
  .chat-demo-layout {
    grid-template-columns: 1fr;
  }
  .chat-mockup {
    max-width: 100%;
    margin: 0 auto;
  }
  .score-layout {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .score-factors { align-items: center; }
  .results-top-row {
    grid-template-columns: 1fr;
  }
  .footer-inner {
    grid-template-columns: 1fr;
  }
  .footer-links {
    grid-template-columns: repeat(3, 1fr);
  }
  .pricing-card-featured { transform: none; }
  .pricing-card-featured:hover { transform: translateY(-4px); }
  .pricing-card-featured.visible { transform: none; }
  .hero-ctas { flex-direction: column; align-items: center; }
  .nav-links a:not(.btn) { display: none; }
}

@media (max-width: 600px) {
  .hero { padding: 120px 0 60px; }
  .section { padding: 60px 0; }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .demo-actions { flex-direction: column; }
  .demo-actions .btn { width: 100%; }
}