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

:root {
  --bg: #111214;
  --surface: #18181c;
  --surface-2: #1f1f24;
  --border: #2a2a30;
  --text: #f0f0f0;
  --text-muted: #8a8a96;
  --accent: #b8ff00;
  --accent-dim: rgba(184, 255, 0, 0.12);
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* === NAV === */
.nav {
  padding: 24px 48px;
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--accent);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.nav-tagline {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 400;
}

/* === SECTION LABELS === */
.section-label {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

/* === HERO === */
.hero {
  padding: 80px 48px 64px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.hero-label {
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 28px;
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 380px;
  line-height: 1.7;
}

/* === GRID (Hero thumbnails) === */
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 10px;
}

.grid-cell {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 14px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  transition: border-color 0.2s;
}

.grid-cell:hover { border-color: var(--accent); }

.grid-cell:nth-child(1) { background: linear-gradient(135deg, #1a1a1a, #222); }
.grid-cell:nth-child(2) { background: linear-gradient(135deg, #1d1d20, #242428); }
.grid-cell:nth-child(3) { background: linear-gradient(135deg, #18181c, #202024); }
.grid-cell:nth-child(4) { background: linear-gradient(135deg, #1c1c20, #26262a); }
.grid-cell:nth-child(5) { background: linear-gradient(135deg, #1a1a1e, #222226); }
.grid-cell:nth-child(6) { background: linear-gradient(135deg, #1b1b1f, #212125); }

.grid-label {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  opacity: 0.85;
}

/* Thumbnail visual bars */
.grid-icon {
  width: 100%;
  height: 48px;
  border-radius: 4px;
  background: var(--border);
  position: relative;
  overflow: hidden;
}

.grid-cell:nth-child(1) .grid-icon::after { content: ''; position: absolute; top: 50%; left: 8px; right: 8px; height: 2px; background: var(--accent); opacity: 0.4; }
.grid-cell:nth-child(2) .grid-icon::after { content: ''; position: absolute; bottom: 6px; left: 6px; width: 60%; height: 2px; background: var(--accent); opacity: 0.3; border-radius: 2px; }
.grid-cell:nth-child(3) .grid-icon::after { content: ''; position: absolute; top: 8px; left: 50%; transform: translateX(-50%); width: 4px; height: 4px; border-radius: 50%; background: var(--accent); opacity: 0.5; }
.grid-cell:nth-child(4) .grid-icon::after { content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 8px; background: linear-gradient(to top, rgba(184,255,0,0.2), transparent); }
.grid-cell:nth-child(5) .grid-icon::after { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: repeating-linear-gradient(-45deg, transparent, transparent 5px, rgba(184,255,0,0.04) 5px, rgba(184,255,0,0.04) 6px); }
.grid-cell:nth-child(6) .grid-icon::after { content: ''; position: absolute; bottom: 8px; right: 8px; width: 12px; height: 12px; border: 1.5px solid var(--accent); opacity: 0.3; border-radius: 50%; }

/* === HERO RULE === */
.hero-rule {
  width: 100%;
  height: 1px;
  background: linear-gradient(to right, var(--accent) 0%, var(--border) 30%, transparent 100%);
  margin-top: 64px;
}

/* === HOW IT WORKS === */
.how {
  padding: 72px 48px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.how-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.how-step {
  padding: 32px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg);
}

.step-num {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  display: block;
  margin-bottom: 16px;
}

.how-step h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
  line-height: 1.3;
}

.how-step p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* === GAP === */
.gap {
  padding: 88px 48px;
}

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

.gap-headline {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  color: var(--text);
}

.gap-body {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 16px;
}

.gap-stats {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.stat {
  border-left: 2px solid var(--accent);
  padding-left: 20px;
}

.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 6px;
}

.stat-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* === CLIENT TYPES === */
.client-types {
  padding: 80px 48px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.types-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.type-card {
  padding: 28px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
}

.type-icon {
  width: 32px;
  height: 32px;
  background: var(--accent-dim);
  border: 1px solid rgba(184,255,0,0.2);
  border-radius: 6px;
  margin-bottom: 16px;
}

.type-card h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
}

.type-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* === MANIFESTO === */
.manifesto {
  padding: 96px 48px;
}

.manifesto-inner {
  max-width: 820px;
}

.manifesto-quote {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 700;
  line-height: 1.3;
  color: var(--text);
  margin-bottom: 36px;
  letter-spacing: -0.02em;
  border-left: 3px solid var(--accent);
  padding-left: 28px;
}

.manifesto-sub {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 20px;
}

/* === CLOSING === */
.closing {
  padding: 80px 48px;
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 24px;
}

.closing-body {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 520px;
  line-height: 1.75;
}

/* === FOOTER === */
.footer {
  padding: 28px 48px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  color: var(--accent);
}

.footer-tagline {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-grid { grid-template-columns: repeat(3, 1fr); }
  .how-steps { grid-template-columns: 1fr; gap: 20px; }
  .gap-inner { grid-template-columns: 1fr; gap: 48px; }
  .types-grid { grid-template-columns: 1fr 1fr; }
  .nav, .hero, .how, .gap, .client-types, .manifesto, .closing, .footer { padding-left: 24px; padding-right: 24px; }
}

@media (max-width: 600px) {
  .hero-headline { font-size: 2.4rem; }
  .hero-grid { grid-template-columns: 1fr 1fr; }
  .types-grid { grid-template-columns: 1fr; }
  .nav, .hero, .how, .gap, .client-types, .manifesto, .closing, .footer { padding-left: 20px; padding-right: 20px; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 4px; }
}