/* ══════════════════════════════════════════════════════
   TrustKit — Landing & Education Page
   BENED Dark Theme · Education First · Product Vision
   ══════════════════════════════════════════════════════ */

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

:root {
  --bg: #0a0a0f;
  --bg-alt: #0d0d16;
  --surface: #0f0f1a;
  --surface-hover: #141425;
  --border: #1a1a2e;
  --border-light: #252540;
  --text: #e0e0e8;
  --text-mid: #9999b0;
  --text-dim: #666680;
  --accent: #7c8aff;
  --accent-light: #9ba3ff;
  --accent-glow: rgba(124, 138, 255, 0.15);
  --funded: #34d399;
  --progress: #fbbf24;
  --not-started: #666680;
  --danger: #f87171;
  --radius: 12px;
  --radius-sm: 8px;
  --max-w: 1100px;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--accent-light); text-decoration: none; transition: color 0.2s; }
a:hover { color: #fff; }

h1, h2, h3 { line-height: 1.25; font-weight: 700; }

strong { color: #fff; }
em { font-style: italic; color: var(--accent-light); }

/* ─── NAV ─── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
}
.nav-logo:hover { color: #fff; }

.nav-logo-icon { font-size: 1.3rem; }
.nav-logo-text { letter-spacing: -0.02em; }

.nav-badge {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-glow);
  padding: 2px 8px;
  border-radius: 20px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 28px;
}
.nav-links a {
  color: var(--text-mid);
  font-size: 0.88rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: #fff; }

@media (max-width: 640px) {
  .nav-links { display: none; }
}

/* ─── HERO ─── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 24px 80px;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(124, 138, 255, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero-icon {
  font-size: 4rem;
  margin-bottom: 24px;
  filter: drop-shadow(0 0 40px rgba(124, 138, 255, 0.3));
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  color: #fff;
  margin-bottom: 20px;
  letter-spacing: -0.03em;
}

.hero-accent {
  background: linear-gradient(135deg, var(--accent-light), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--text-mid);
  line-height: 1.7;
  max-width: 600px;
  margin: 0 auto 28px;
}

.hero-status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 40px;
  padding: 8px 20px;
  font-size: 0.85rem;
  color: var(--text-mid);
  margin-bottom: 36px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--funded);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.4); }
  50% { opacity: 0.7; box-shadow: 0 0 0 6px rgba(52, 211, 153, 0); }
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 28px;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--accent-light);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(124, 138, 255, 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--accent-light);
  border: 1px solid var(--border-light);
}
.btn-outline:hover {
  background: var(--surface);
  color: #fff;
  border-color: var(--accent);
  transform: translateY(-1px);
}

/* ─── SECTIONS ─── */
.section {
  padding: 100px 24px;
}

.section-alt {
  background: var(--bg-alt);
}

.section-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  background: var(--accent-glow);
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 16px;
}

.section h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-lead {
  font-size: 1.1rem;
  color: var(--text-mid);
  line-height: 1.75;
  max-width: 780px;
  margin-bottom: 48px;
}

/* ─── CARD ROW (Trust Education) ─── */
.card-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  transition: border-color 0.2s, transform 0.2s;
}
.card:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
}

.card-icon {
  font-size: 2.2rem;
  margin-bottom: 16px;
}

.card h3 {
  font-size: 1.15rem;
  color: #fff;
  margin-bottom: 10px;
}

.card p {
  font-size: 0.92rem;
  color: var(--text-mid);
  line-height: 1.65;
}

@media (max-width: 768px) {
  .card-row { grid-template-columns: 1fr; }
}

/* ─── CALLOUT ─── */
.callout {
  display: flex;
  gap: 16px;
  background: var(--accent-glow);
  border: 1px solid rgba(124, 138, 255, 0.2);
  border-radius: var(--radius);
  padding: 24px;
}

.callout-icon { font-size: 1.5rem; flex-shrink: 0; }

.callout strong { color: var(--accent-light); }
.callout p, .callout div { color: var(--text); font-size: 0.95rem; line-height: 1.65; }

/* ─── STAT ROW ─── */
.stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
}

.stat-num {
  display: block;
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--accent-light);
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}

.stat-desc {
  font-size: 0.9rem;
  color: var(--text-mid);
  line-height: 1.5;
}

@media (max-width: 640px) {
  .stat-row { grid-template-columns: 1fr; }
  .stat-num { font-size: 2.2rem; }
}

/* ─── SCENARIOS ─── */
.scenarios {
  margin-top: 16px;
}

.scenarios h3 {
  font-size: 1.1rem;
  color: var(--text);
  margin-bottom: 24px;
}

.scenario {
  display: flex;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}
.scenario:last-child { border-bottom: none; }

.scenario-icon {
  font-size: 1.6rem;
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  border-radius: var(--radius-sm);
}

.scenario strong {
  display: block;
  margin-bottom: 4px;
  font-size: 1rem;
}

.scenario p {
  font-size: 0.92rem;
  color: var(--text-mid);
  line-height: 1.6;
}

/* ─── PROBLEM GRID ─── */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.problem-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s, transform 0.2s;
}
.problem-card:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
}

.problem-num {
  font-size: 3rem;
  font-weight: 900;
  color: rgba(124, 138, 255, 0.08);
  position: absolute;
  top: 16px;
  right: 20px;
  line-height: 1;
  letter-spacing: -0.04em;
}

.problem-card h3 {
  font-size: 1.1rem;
  color: #fff;
  margin-bottom: 10px;
}

.problem-card p {
  font-size: 0.92rem;
  color: var(--text-mid);
  line-height: 1.65;
}

@media (max-width: 640px) {
  .problem-grid { grid-template-columns: 1fr; }
}

/* ─── VISION LAYERS ─── */
.vision-layers {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.vision-layer {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  transition: border-color 0.2s;
}
.vision-layer:hover { border-color: var(--border-light); }

.vision-layer-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.vision-layer-num {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  background: var(--accent-glow);
  padding: 4px 12px;
  border-radius: 20px;
}

.vision-layer h3 {
  font-size: 1.3rem;
  color: #fff;
}

.vision-layer > p {
  font-size: 0.95rem;
  color: var(--text-mid);
  line-height: 1.7;
  margin-bottom: 20px;
}

/* Vision categories pills */
.vision-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.vision-cat {
  font-size: 0.8rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 6px 14px;
  color: var(--text-mid);
}

/* Vision connector */
.vision-connector {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 20px 0;
}

.connector-line {
  width: 1px;
  height: 20px;
  background: var(--border-light);
  /* vertical */
}

.vision-connector {
  flex-direction: column;
  gap: 6px;
}

.connector-line {
  width: 1px;
  height: 16px;
  background: var(--border-light);
}

.connector-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

/* Funding demo bar */
.funding-demo { margin-top: 4px; }

.funding-demo-bar {
  height: 10px;
  background: var(--bg);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 10px;
}

.funding-demo-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--funded), var(--progress));
  border-radius: 10px;
  transition: width 1s ease;
}

.funding-demo-legend {
  display: flex;
  gap: 20px;
  font-size: 0.78rem;
  color: var(--text-dim);
}

.dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 4px;
  vertical-align: middle;
}
.dot--funded { background: var(--funded); }
.dot--progress { background: var(--progress); }
.dot--not { background: var(--not-started); }

/* Playbook preview */
.playbook-preview {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.playbook-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: var(--bg);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text-mid);
  font-family: 'SF Mono', 'Monaco', 'Menlo', 'Consolas', monospace;
}

.playbook-check {
  font-size: 1rem;
  flex-shrink: 0;
}

/* ─── PERSONA GRID ─── */
.persona-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.persona {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
  transition: border-color 0.2s, transform 0.2s;
}
.persona:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
}

.persona-icon {
  font-size: 2.6rem;
  margin-bottom: 16px;
}

.persona h3 {
  font-size: 1.1rem;
  color: #fff;
  margin-bottom: 10px;
}

.persona p {
  font-size: 0.9rem;
  color: var(--text-mid);
  line-height: 1.6;
}

@media (max-width: 640px) {
  .persona-grid { grid-template-columns: 1fr; }
}

/* ─── MISSION ─── */
.mission-block {
  margin-bottom: 48px;
}

.mission-block blockquote {
  font-size: 1.2rem;
  color: var(--text);
  line-height: 1.75;
  border-left: 3px solid var(--accent);
  padding-left: 28px;
  font-style: italic;
  max-width: 700px;
}

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

.principle {
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.2s;
}
.principle:hover { border-color: var(--border-light); }

.principle-icon {
  font-size: 1.8rem;
  display: block;
  margin-bottom: 14px;
}

.principle h3 {
  font-size: 1.05rem;
  color: #fff;
  margin-bottom: 8px;
}

.principle p {
  font-size: 0.9rem;
  color: var(--text-mid);
  line-height: 1.6;
}

@media (max-width: 640px) {
  .principles { grid-template-columns: 1fr; }
}

/* ─── ROADMAP ─── */
.roadmap {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.roadmap-phase {
  display: flex;
  gap: 24px;
}

.roadmap-marker {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
  width: 24px;
}

.roadmap-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--border-light);
  border: 2px solid var(--border);
  flex-shrink: 0;
}

.roadmap-dot--active {
  background: var(--accent);
  border-color: var(--accent-light);
  box-shadow: 0 0 12px rgba(124, 138, 255, 0.4);
}

.roadmap-line {
  width: 2px;
  flex: 1;
  background: var(--border);
  min-height: 40px;
}

.roadmap-content {
  padding-bottom: 40px;
}

.roadmap-phase:last-child .roadmap-content {
  padding-bottom: 0;
}

.roadmap-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 6px;
  display: block;
}

.roadmap-phase--active .roadmap-label {
  color: var(--funded);
}

.roadmap-content h3 {
  font-size: 1.15rem;
  color: #fff;
  margin-bottom: 8px;
}

.roadmap-content p {
  font-size: 0.92rem;
  color: var(--text-mid);
  line-height: 1.65;
  max-width: 600px;
}

/* ─── CTA SECTION ─── */
.section-cta {
  background: var(--bg);
}

.cta-block {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.cta-block h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: #fff;
  margin-bottom: 16px;
}

.cta-block > p {
  font-size: 1rem;
  color: var(--text-mid);
  line-height: 1.7;
  margin-bottom: 32px;
}

.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.cta-note {
  font-size: 0.82rem;
  color: var(--text-dim);
}

/* ─── FOOTER ─── */
footer {
  border-top: 1px solid var(--border);
  padding: 48px 24px;
  background: var(--bg);
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  text-align: center;
}

.footer-brand {
  margin-bottom: 20px;
}

.footer-logo {
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  display: block;
  margin-bottom: 4px;
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--text-dim);
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 28px;
  margin-bottom: 24px;
}

.footer-links a {
  font-size: 0.88rem;
  color: var(--text-mid);
}
.footer-links a:hover { color: #fff; }

.footer-copy p {
  font-size: 0.78rem;
  color: var(--text-dim);
}

/* ─── 404 ─── */
.not-found {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
}

.not-found-icon {
  font-size: 3rem;
  margin-bottom: 20px;
}

.not-found h1 {
  font-size: 4rem;
  color: var(--accent);
  margin-bottom: 12px;
}

.not-found p {
  color: var(--text-mid);
  margin-bottom: 28px;
}

/* ─── RESPONSIVE FINE-TUNING ─── */
@media (max-width: 640px) {
  .section { padding: 60px 18px; }
  .hero { padding: 100px 18px 60px; }
  .hero-icon { font-size: 3rem; }
  .hero-sub { font-size: 1rem; }

  .callout { flex-direction: column; gap: 10px; }

  .vision-layer { padding: 24px 18px; }

  .playbook-item {
    font-size: 0.75rem;
    padding: 8px 10px;
  }

  .mission-block blockquote {
    font-size: 1.05rem;
    padding-left: 20px;
  }
}

@media (max-width: 380px) {
  .hero h1 { font-size: 1.6rem; }
  .stat-num { font-size: 1.8rem; }
  .nav-badge { display: none; }
}