:root {
  --bg: #0c0c0e;
  --bg-elevated: #141418;
  --bg-card: #1a1a20;
  --fg: #e8e6e1;
  --fg-muted: #9a978f;
  --fg-dim: #6b6860;
  --accent: #c8ff2e;
  --accent-dim: rgba(200, 255, 46, 0.12);
  --red: #ff4d4d;
  --green: #2ecc71;
  --border: rgba(255, 255, 255, 0.06);
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── NAV ── */
.nav {
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
}
.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--fg);
  letter-spacing: -0.02em;
}
.nav-logo span {
  color: var(--accent);
}
.nav-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--fg-muted);
  background: var(--accent-dim);
  padding: 4px 10px;
  border-radius: 4px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ── HERO ── */
.hero {
  padding: 100px 0 80px;
  position: relative;
}
.hero-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--fg);
  max-width: 800px;
  margin-bottom: 28px;
}
.hero h1 em {
  font-style: normal;
  color: var(--accent);
}
.hero-sub {
  font-size: 1.2rem;
  color: var(--fg-muted);
  max-width: 560px;
  line-height: 1.7;
}

/* ── MYTHS SECTION ── */
.myths {
  padding: 80px 0;
  border-top: 1px solid var(--border);
}
.myths-header {
  margin-bottom: 56px;
}
.myths-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.myths-header p {
  color: var(--fg-muted);
  font-size: 1.05rem;
  max-width: 520px;
}
.myth-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}
.myth-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px;
  transition: border-color 0.2s;
}
.myth-card:hover {
  border-color: rgba(200, 255, 46, 0.2);
}
.myth-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 16px;
  padding: 4px 10px;
  border-radius: 4px;
}
.myth-label.false {
  color: var(--red);
  background: rgba(255, 77, 77, 0.1);
}
.myth-label.true {
  color: var(--green);
  background: rgba(46, 204, 113, 0.1);
}
.myth-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 10px;
  line-height: 1.35;
}
.myth-card p {
  color: var(--fg-muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

/* ── LEVELS SECTION ── */
.levels {
  padding: 80px 0;
  border-top: 1px solid var(--border);
}
.levels h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 48px;
}
.level-track {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.level-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
}
.level-item:last-child {
  border-bottom: none;
}
.level-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  opacity: 0.6;
}
.level-content h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 8px;
}
.level-content p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.65;
  max-width: 560px;
}
.level-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}
.level-tools span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--fg-dim);
  background: var(--bg-elevated);
  padding: 4px 10px;
  border-radius: 4px;
  border: 1px solid var(--border);
}

/* ── WHO SECTION ── */
.who {
  padding: 80px 0;
  border-top: 1px solid var(--border);
}
.who h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.who > .container > p {
  color: var(--fg-muted);
  font-size: 1.05rem;
  max-width: 560px;
  margin-bottom: 40px;
}
.who-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}
.who-item {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
}
.who-item h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 6px;
}
.who-item p {
  color: var(--fg-muted);
  font-size: 0.88rem;
  line-height: 1.6;
}

/* ── CLOSING ── */
.closing {
  padding: 100px 0 80px;
  border-top: 1px solid var(--border);
  text-align: center;
}
.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  max-width: 700px;
  margin: 0 auto 20px;
  line-height: 1.15;
}
.closing p {
  color: var(--fg-muted);
  font-size: 1.05rem;
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ── FOOTER ── */
.footer {
  padding: 32px 0;
  border-top: 1px solid var(--border);
}
.footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-left {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--fg-dim);
}
.footer-right {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--fg-dim);
  letter-spacing: 0.04em;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .hero { padding: 64px 0 56px; }
  .myths, .levels, .who { padding: 56px 0; }
  .closing { padding: 64px 0 56px; }
  .myth-grid { grid-template-columns: 1fr; }
  .who-grid { grid-template-columns: 1fr; }
  .level-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .level-num {
    font-size: 2rem;
  }
  .footer .container {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
  .nav-tag { display: none; }
}