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

:root {
  --bg: #0F0E12;
  --surface: #1A1920;
  --surface2: #232230;
  --fg: #E8E4DF;
  --fg-muted: #8A8698;
  --accent: #39FF14;
  --accent-dim: rgba(57,255,20,0.12);
  --amber: #FFB800;
  --amber-dim: rgba(255,184,0,0.12);
  --border: rgba(255,255,255,0.07);
  --radius: 10px;
  --radius-lg: 18px;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', system-ui, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

::selection { background: var(--accent); color: #000; }

/* ─── NAV ──────────────────────────────────────────────────── */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 40px;
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  background: rgba(15,14,18,0.7);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  color: var(--fg);
}

.nav-badge {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid rgba(57,255,20,0.25);
  padding: 4px 10px;
  border-radius: 99px;
}

/* ─── SECTION SHARED ──────────────────────────────────────── */
.section-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-headline {
  font-family: 'Syne', sans-serif;
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--fg);
}

/* ─── HERO ─────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 120px 40px 80px;
  max-width: 1280px;
  margin: 0 auto;
}

.hero-eyebrow {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 20px;
}

.hero-headline {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2.4rem, 5.5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.04em;
  color: var(--fg);
  margin-bottom: 24px;
}

.hero-headline em {
  font-style: normal;
  color: var(--accent);
}

.hero-lede {
  font-size: 1.05rem;
  color: var(--fg-muted);
  max-width: 480px;
  line-height: 1.7;
  margin-bottom: 36px;
}

.hero-cta-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: #0F0E12;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  padding: 12px 24px;
  border-radius: 8px;
  text-decoration: none;
  transition: opacity 0.15s, transform 0.15s;
}

.btn-primary:hover { opacity: 0.85; transform: translateY(-1px); }

.btn-ghost {
  display: inline-block;
  color: var(--fg-muted);
  font-size: 0.9rem;
  text-decoration: none;
  border: 1px solid var(--border);
  padding: 12px 24px;
  border-radius: 8px;
  transition: color 0.15s, border-color 0.15s;
}

.btn-ghost:hover { color: var(--fg); border-color: rgba(255,255,255,0.2); }

/* Hero visual */
.hero-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
  position: relative;
}

.stack-rings {
  position: relative;
  width: 260px;
  height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid;
}

.ring-1 {
  width: 260px; height: 260px;
  border-color: rgba(57,255,20,0.15);
  animation: pulse 4s ease-in-out infinite;
}

.ring-2 {
  width: 200px; height: 200px;
  border-color: rgba(57,255,20,0.25);
  animation: pulse 4s ease-in-out 0.5s infinite;
}

.ring-3 {
  width: 148px; height: 148px;
  border-color: rgba(255,184,0,0.2);
  animation: pulse 4s ease-in-out 1s infinite;
}

.ring-4 {
  width: 96px; height: 96px;
  border-color: rgba(255,255,255,0.1);
  animation: pulse 4s ease-in-out 1.5s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.03); }
}

.center-orb {
  position: relative;
  z-index: 2;
  width: 64px; height: 64px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #0F0E12;
  box-shadow: 0 0 40px rgba(57,255,20,0.4);
}

.platform-pills {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}

.pill {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 99px;
  border: 1px solid;
}

.pill-yt { background: rgba(255,0,0,0.1); border-color: rgba(255,0,0,0.3); color: #FF4444; }
.pill-tt { background: rgba(0,242,234,0.08); border-color: rgba(0,242,234,0.25); color: #00F2EA; }
.pill-ig { background: rgba(245,133,38,0.1); border-color: rgba(245,133,38,0.25); color: #F58529; }

/* ─── STACKS ───────────────────────────────────────────────── */
.stacks {
  padding: 100px 40px;
  max-width: 1280px;
  margin: 0 auto;
}

.stacks-header {
  margin-bottom: 56px;
}

.stack-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.stack-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s;
}

.stack-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.2s;
}

.stack-card:hover { border-color: rgba(57,255,20,0.3); }
.stack-card:hover::before { opacity: 1; }

.stack-icon {
  width: 44px; height: 44px;
  background: var(--accent-dim);
  border: 1px solid rgba(57,255,20,0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.stack-card--affiliate .stack-icon { background: var(--amber-dim); border-color: rgba(255,184,0,0.2); color: var(--amber); }
.stack-card--affiliate::before { background: linear-gradient(90deg, transparent, var(--amber), transparent); }
.stack-card--affiliate:hover { border-color: rgba(255,184,0,0.3); }

.stack-body h3 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 6px;
}

.stack-body p {
  font-size: 0.875rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

.stack-metric {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.04em;
}

.stack-card--affiliate .stack-metric { color: var(--amber); }

/* ─── MANIFESTO ───────────────────────────────────────────── */
.manifesto {
  padding: 100px 40px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  max-width: 1280px;
  margin: 0 auto;
}

.manifesto-quote {
  font-family: 'Syne', sans-serif;
  font-size: clamp(1.3rem, 2.5vw, 1.9rem);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.02em;
  color: var(--fg);
  font-style: normal;
  margin-bottom: 24px;
}

.manifesto-body {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.75;
  max-width: 460px;
}

.manifesto-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.signal-row {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 120px;
}

.signal-bar {
  width: 18px;
  background: var(--surface2);
  border-radius: 3px 3px 0 0;
  transition: height 0.3s;
}

.signal-bar--highlight {
  background: linear-gradient(to top, var(--accent), rgba(57,255,20,0.4));
  box-shadow: 0 0 16px rgba(57,255,20,0.3);
}

.signal-label {
  font-size: 0.7rem;
  color: var(--fg-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: center;
}

/* ─── METHOD ──────────────────────────────────────────────── */
.method {
  padding: 100px 40px;
  max-width: 1280px;
  margin: 0 auto;
}

.method-header {
  margin-bottom: 56px;
}

.method-steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
}

.step {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.step-num {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 2rem;
  color: var(--accent);
  letter-spacing: -0.03em;
  line-height: 1;
}

.step-body h3 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 8px;
}

.step-body p {
  font-size: 0.875rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

.step-connector {
  width: 40px;
  height: 2px;
  background: var(--border);
  margin-top: 24px;
  flex-shrink: 0;
}

/* ─── CLOSING ─────────────────────────────────────────────── */
.closing {
  padding: 120px 40px 100px;
  text-align: center;
  background: linear-gradient(to bottom, var(--bg), var(--surface));
}

.closing-inner {
  max-width: 680px;
  margin: 0 auto;
}

.closing-headline {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 20px;
}

.closing-body {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.75;
}

/* ─── FOOTER ──────────────────────────────────────────────── */
.footer {
  padding: 48px 40px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
}

.footer-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--fg);
}

.footer-tagline {
  font-size: 0.8rem;
  color: var(--fg-muted);
}

.footer-meta {
  font-size: 0.72rem;
  color: var(--fg-muted);
  opacity: 0.5;
  margin-top: 8px;
}

/* ─── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding-top: 100px; gap: 40px; }
  .hero-visual { display: none; }
  .manifesto { grid-template-columns: 1fr; }
  .manifesto-visual { display: none; }
  .stack-grid { grid-template-columns: 1fr; }
  .method-steps { flex-direction: column; }
  .step-connector { width: 40px; height: 24px; }
  .nav { padding: 16px 24px; }
  .stacks, .method, .manifesto, .closing, .stacks { padding-left: 24px; padding-right: 24px; }
}

@media (max-width: 480px) {
  .hero { padding: 90px 24px 60px; }
  .hero-headline { font-size: 2.2rem; }
  .hero-cta-row { flex-direction: column; }
  .btn-primary, .btn-ghost { text-align: center; }
}