/* =====================================
   LaunchDeck — Theme CSS
   Typography: Syne (headings) + DM Sans (body)
   Palette: Dark slate + warm amber + off-white
   ===================================== */

/* --- Variables --- */
:root {
  --bg-primary: #0d1117;
  --bg-secondary: #111827;
  --bg-card: #161c27;
  --bg-card-hover: #1c2331;
  --accent: #f5a623;
  --accent-dim: rgba(245, 166, 35, 0.12);
  --accent-glow: rgba(245, 166, 35, 0.18);
  --text-primary: #f0efe9;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  --border: rgba(240, 239, 233, 0.08);
  --border-accent: rgba(245, 166, 35, 0.25);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --font-display: 'Syne', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --max-w: 1200px;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  overflow-x: hidden;
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 24px;
  background: rgba(13, 17, 23, 0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  height: 60px;
  display: flex;
  align-items: center;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 24px 80px;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(240,239,233,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(240,239,233,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 40%, transparent 100%);
}
.hero-glow {
  position: absolute;
  top: 10%;
  left: 50%;
  transform: translate(-50%, 0);
  width: 800px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(245,166,35,0.07) 0%, transparent 70%);
  pointer-events: none;
}
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.hero-orb-1 {
  width: 400px;
  height: 400px;
  background: rgba(245, 166, 35, 0.06);
  top: 5%;
  right: 5%;
}
.hero-orb-2 {
  width: 300px;
  height: 300px;
  background: rgba(245, 166, 35, 0.04);
  bottom: 20%;
  left: 10%;
}
.hero-content {
  position: relative;
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero-text {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--accent-dim);
  border: 1px solid var(--border-accent);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.02em;
  width: fit-content;
}
.hero-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}
.hero-sub {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 480px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 20px 0;
}
.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 0 28px 0 0;
}
.hero-stat:first-child { padding-left: 0; }
.hero-stat-value {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
}
.hero-stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.3;
}
.hero-stat-div {
  width: 1px;
  height: 40px;
  background: var(--border);
  margin-right: 28px;
  flex-shrink: 0;
}

/* Hero Visual — the deck card */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.deck-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px;
  width: 100%;
  max-width: 380px;
  box-shadow:
    0 0 0 1px rgba(245, 166, 35, 0.08),
    0 24px 80px rgba(0, 0, 0, 0.5),
    0 0 60px rgba(245, 166, 35, 0.05);
  animation: float-card 6s ease-in-out infinite;
}
@keyframes float-card {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
.deck-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}
.deck-card-icon {
  width: 32px;
  height: 32px;
  background: var(--accent-dim);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}
.deck-card-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.deck-card-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}
.deck-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.deck-card-dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--text-muted);
}
.deck-card-progress {
  height: 4px;
  background: var(--bg-secondary);
  border-radius: 4px;
  margin-bottom: 20px;
  overflow: hidden;
}
.deck-card-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent) 0%, #f7c06a 100%);
  border-radius: 4px;
  width: 0%;
  animation: progress-fill 3s ease-out 0.5s forwards;
}
@keyframes progress-fill {
  to { width: 60%; }
}
.deck-card-footer { margin-top: 8px; }
.deck-card-steps { display: flex; flex-direction: column; gap: 10px; }
.deck-step {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.deck-step-num {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-muted);
  flex-shrink: 0;
}
.deck-step-done .deck-step-num {
  display: none;
}
.deck-step-check {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--accent-dim);
  border: 1px solid var(--border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent);
  flex-shrink: 0;
}
.deck-step-done span {
  color: var(--text-secondary);
  text-decoration: line-through;
  text-decoration-color: var(--text-muted);
}

/* --- Problem --- */
.problem {
  padding: 100px 24px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.problem-inner { max-width: var(--max-w); margin: 0 auto; }
.problem-quote {
  margin-bottom: 64px;
  max-width: 760px;
}
.problem-quote-mark {
  font-family: var(--font-display);
  font-size: 5rem;
  line-height: 0.8;
  color: var(--accent);
  opacity: 0.4;
  display: block;
  margin-bottom: 16px;
}
.problem-quote-text {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.8vw, 2rem);
  font-weight: 600;
  line-height: 1.3;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: border-color 0.3s;
}
.problem-card:hover { border-color: var(--border-accent); }
.problem-card-icon {
  width: 48px;
  height: 48px;
  background: var(--accent-dim);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.problem-card-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.problem-card-text {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

/* --- Features --- */
.features {
  padding: 100px 24px;
}
.features-inner { max-width: var(--max-w); margin: 0 auto; }
.features-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 16px;
}
.features-headline {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 56px;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}
.feature-card:hover::before { opacity: 1; }
.feature-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
}
.feature-card-num {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.5;
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}
.feature-card-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.feature-card-text {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 16px;
}
.feature-card-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.feature-card-list li {
  font-size: 0.82rem;
  color: var(--text-muted);
  padding-left: 16px;
  position: relative;
}
.feature-card-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
  opacity: 0.6;
}

/* --- How It Works --- */
.how {
  padding: 100px 24px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.how-inner { max-width: var(--max-w); margin: 0 auto; }
.how-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 16px;
}
.how-headline {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 64px;
}
.how-steps {
  display: flex;
  gap: 0;
}
.how-step {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  flex: 1;
  position: relative;
}
.how-step-connector {
  position: absolute;
  top: 20px;
  left: 36px;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--border-accent), var(--border));
  display: none;
}
.how-step:not(.how-step-last) .how-step-connector {
  display: block;
}
.how-step-marker {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent-dim);
  border: 1px solid var(--border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.how-step-num {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--accent);
}
.how-step-body { padding-top: 6px; }
.how-step-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.how-step-text {
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 220px;
}

/* --- Manifesto --- */
.manifesto {
  padding: 100px 24px;
}
.manifesto-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.manifesto-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 28px;
}
.manifesto-body {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 40px;
}
.manifesto-line {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--text-muted);
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  transition: color 0.3s;
}
.manifesto-line:hover { color: var(--text-primary); }
.manifesto-line-last {
  border-bottom: none;
  color: var(--text-primary);
}
.manifesto-sub {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--text-secondary);
}
.manifesto-visual {
  display: flex;
  justify-content: center;
}
.manifesto-card-stack {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.manifesto-stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 20px;
  transition: all 0.3s;
}
.manifesto-stat-card:hover {
  border-color: var(--border-accent);
  transform: translateX(6px);
}
.manifesto-stat-card-2 { transform: translateX(12px); }
.manifesto-stat-card-2:hover { transform: translateX(18px); }
.manifesto-stat-card-3 { transform: translateX(24px); }
.manifesto-stat-card-3:hover { transform: translateX(30px); }
.manifesto-stat-icon {
  width: 48px;
  height: 48px;
  background: var(--accent-dim);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.manifesto-stat-val {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.02em;
}
.manifesto-stat-lbl {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* --- Closing --- */
.closing {
  padding: 120px 24px;
  position: relative;
  overflow: hidden;
}
.closing-glow {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translate(-50%, 0);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse at center bottom, rgba(245, 166, 35, 0.12) 0%, transparent 70%);
  pointer-events: none;
}
.closing-inner {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
  position: relative;
}
.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 24px;
}
.closing-sub {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 48px;
}
.closing-cta {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.closing-cta-badge {
  display: inline-flex;
  padding: 6px 16px;
  background: var(--accent-dim);
  border: 1px solid var(--border-accent);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.05em;
}
.closing-cta-note {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* --- Footer --- */
.footer {
  padding: 48px 24px;
  border-top: 1px solid var(--border);
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}
.footer-brand-name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
}
.footer-tagline {
  font-size: 0.88rem;
  color: var(--text-secondary);
}
.footer-copy {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* --- Responsive --- */
@media (max-width: 900px) {
  .hero-content { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { order: -1; }
  .problem-grid { grid-template-columns: 1fr; gap: 16px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .how-steps { flex-direction: column; gap: 32px; }
  .how-step-connector { display: none !important; }
  .manifesto-inner { grid-template-columns: 1fr; gap: 48px; }
  .manifesto-visual { order: -1; }
  .manifesto-stat-card-2, .manifesto-stat-card-3 { transform: none; }
  .manifesto-stat-card:hover { transform: translateX(6px); }
}
@media (max-width: 600px) {
  .features-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-wrap: wrap; }
  .hero-stat-div { display: none; }
  .hero-stat { flex: 1 0 calc(50% - 14px); padding: 0; }
  .deck-card { max-width: 100%; }
}