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

:root {
  --bg: #0b1628;
  --bg-alt: #0f1e35;
  --surface: #142040;
  --surface-2: #1a2a52;
  --fg: #f5f3ef;
  --fg-muted: #8a9bb5;
  --fg-dim: #4a5f7a;
  --accent: #00e5c4;
  --accent-dim: rgba(0, 229, 196, 0.12);
  --tier-featured: #1a2a52;
  --border: rgba(255,255,255,0.07);
  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --max-w: 1200px;
  --radius: 4px;
}

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;
}

::selection { background: var(--accent); color: var(--bg); }

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.1; }

.section-label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

/* ===== NAV ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border);
  background: rgba(11, 22, 40, 0.85);
  backdrop-filter: blur(12px);
}
.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--fg);
  letter-spacing: -0.01em;
}
.nav-tagline {
  font-size: 0.75rem;
  color: var(--fg-muted);
  letter-spacing: 0.05em;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  padding: 8rem 0 6rem;
  overflow: hidden;
}
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--fg-muted);
  letter-spacing: 0.03em;
  margin-bottom: 2.5rem;
  padding: 0.5rem 1rem;
  border: 1px solid var(--border);
  border-radius: 2rem;
  background: var(--accent-dim);
}
.kicker-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(0.85); }
}
.hero-headline {
  font-size: clamp(3rem, 6vw, 5rem);
  color: var(--fg);
  margin-bottom: 2rem;
  letter-spacing: -0.02em;
  line-height: 1.05;
}
.hero-sub {
  font-size: 1.2rem;
  color: var(--fg-muted);
  margin-bottom: 4rem;
  max-width: 600px;
  line-height: 1.7;
}
.hero-stats {
  display: flex;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  max-width: 720px;
  background: var(--surface);
}
.stat {
  flex: 1;
  padding: 1.5rem 2rem;
}
.stat-num {
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--accent);
  margin-bottom: 0.3rem;
}
.stat-label {
  font-size: 0.72rem;
  color: var(--fg-muted);
  line-height: 1.4;
}
.stat-div {
  width: 1px;
  background: var(--border);
}

/* ===== PROBLEM ===== */
.problem {
  background: var(--bg-alt);
  padding: 7rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.problem-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
}
.problem-headline {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  color: var(--fg);
  margin-bottom: 4rem;
  max-width: 600px;
}
.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.problem-card {
  background: var(--bg-alt);
  padding: 2.5rem 2rem;
}
.problem-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 1.5rem;
  background: var(--accent-dim);
  border-radius: 2px;
}
.problem-card h3 {
  font-size: 1.1rem;
  color: var(--fg);
  margin-bottom: 0.75rem;
  font-family: var(--font-body);
  font-weight: 600;
}
.problem-card p {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ===== APPROACH ===== */
.approach {
  padding: 7rem 0;
  background: var(--bg);
}
.approach-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
}
.approach-headline {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  color: var(--fg);
  margin-bottom: 4rem;
}
.approach-process {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 4rem;
}
.process-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  background: var(--bg);
  padding: 2.5rem 2rem;
  gap: 2rem;
  align-items: start;
}
.step-num {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--fg-dim);
  line-height: 1;
  padding-top: 0.15rem;
}
.step-content h3 {
  font-size: 1.05rem;
  color: var(--fg);
  font-family: var(--font-body);
  font-weight: 600;
  margin-bottom: 0.75rem;
}
.step-content p {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.7;
}
.approach-quote {
  border-left: 2px solid var(--accent);
  padding-left: 2rem;
}
.approach-quote blockquote {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--fg);
  font-style: italic;
  line-height: 1.6;
  margin-bottom: 1rem;
}
.approach-quote cite {
  font-size: 0.8rem;
  color: var(--fg-muted);
  font-style: normal;
}

/* ===== TIERS ===== */
.tiers {
  padding: 7rem 0;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.tiers-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
}
.tiers-headline {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  color: var(--fg);
  margin-bottom: 3rem;
}
.tiers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 3rem;
}
.tier {
  background: var(--surface);
  padding: 2.5rem 2rem;
  position: relative;
}
.tier-featured {
  background: var(--surface-2);
}
.tier-badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 0.3rem 0.75rem;
  border-radius: 2rem;
  margin-bottom: 1.5rem;
}
.tier-header {
  margin-bottom: 1rem;
}
.tier-name {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 0.5rem;
}
.tier-price {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--fg);
}
.tier-desc {
  font-size: 0.85rem;
  color: var(--fg-muted);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}
.tier-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 2rem;
}
.tier-features li {
  font-size: 0.82rem;
  color: var(--fg-muted);
  padding-left: 1.2rem;
  position: relative;
  line-height: 1.5;
}
.tier-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  background: var(--accent);
  border-radius: 50%;
}
.tier-typical {
  font-size: 0.72rem;
  color: var(--fg-dim);
  letter-spacing: 0.03em;
}
.tiers-subscription {
  padding: 1.5rem 2rem;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  background: var(--accent-dim);
}
.sub-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.5rem;
}
.tiers-subscription p {
  font-size: 0.9rem;
  color: var(--fg-muted);
}

/* ===== MANIFESTO ===== */
.manifesto {
  padding: 7rem 0;
  background: var(--bg);
}
.manifesto-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
}
.manifesto-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}
.manifesto-headline {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  color: var(--fg);
  margin-bottom: 4rem;
  max-width: 600px;
}
.manifesto-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
}
.manifesto-point h3 {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 0.75rem;
}
.manifesto-point p {
  font-size: 0.88rem;
  color: var(--fg-muted);
  line-height: 1.75;
}

/* ===== CLOSING ===== */
.closing {
  padding: 8rem 0;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
}
.closing-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  text-align: center;
}
.closing-headline {
  font-size: clamp(2.5rem, 5vw, 4rem);
  color: var(--fg);
  margin-bottom: 2.5rem;
  line-height: 1.1;
}
.closing-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.8;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 4rem 0 2.5rem;
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
}
.footer-brand {
  margin-bottom: 3rem;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1.75rem;
  color: var(--fg);
  margin-bottom: 0.75rem;
}
.footer-brand p {
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.6;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--fg-dim);
}
.footer-stack {
  color: var(--fg-dim);
  letter-spacing: 0.05em;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .tiers-grid { grid-template-columns: 1fr; }
  .manifesto-grid { grid-template-columns: 1fr; gap: 2rem; }
  .hero-stats { flex-direction: column; }
  .stat-div { width: auto; height: 1px; }
  .process-step { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .hero { padding: 5rem 0 4rem; }
  .problem, .approach, .tiers, .manifesto, .closing { padding: 5rem 0; }
  .hero-stats { max-width: 100%; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
}