/* === TOKENS === */
:root {
  --bg: #080C14;
  --bg-2: #0D1420;
  --bg-card: #0F1825;
  --fg: #E8EDF5;
  --fg-dim: #7A8BA3;
  --fg-muted: #4A5A72;
  --accent: #FF6B35;
  --accent-dim: #FF8C5A;
  --accent-glow: rgba(255, 107, 53, 0.15);
  --border: rgba(255,255,255,0.07);
  --terminal-green: #4ADE80;
  --terminal-dim: #6B8F71;
}

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

html { scroll-behavior: smooth; }

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

/* === SCROLLBAR === */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--fg-muted); border-radius: 3px; }

/* === TYPOGRAPHY === */
h1, h2, h3, h4 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

/* === LAYOUT UTILS === */
.container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }

/* === NAVBAR === */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.25rem 2.5rem;
  border-bottom: 1px solid var(--border);
  background: rgba(8, 12, 20, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
}

.logo-mark {
  color: var(--accent);
  font-size: 1.2rem;
}

.logo-text { color: var(--fg); }

.nav-meta { display: flex; align-items: center; gap: 1rem; }

.nav-tag {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-glow);
  border: 1px solid rgba(255,107,53,0.2);
  padding: 0.3rem 0.75rem;
  border-radius: 100px;
}

/* === HERO === */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 2.5rem 4rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 60%;
  height: 100%;
  background: radial-gradient(ellipse at 80% 30%, rgba(255,107,53,0.06) 0%, transparent 60%);
  pointer-events: none;
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.hero-headline {
  font-size: clamp(2.8rem, 5.5vw, 4.5rem);
  font-weight: 800;
  margin-bottom: 1.5rem;
  color: var(--fg);
}

.hero-lede {
  font-size: 1.15rem;
  color: var(--fg-dim);
  line-height: 1.7;
  margin-bottom: 2rem;
  max-width: 480px;
}

.hero-tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.tag {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--fg-dim);
  border: 1px solid var(--border);
  padding: 0.35rem 0.85rem;
  border-radius: 100px;
  background: rgba(255,255,255,0.03);
}

/* === TERMINAL WIDGET === */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.terminal-widget {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 32px 64px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,107,53,0.08);
  overflow: hidden;
}

.terminal-bar {
  background: #1A2535;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  border-bottom: 1px solid var(--border);
}

.dot {
  width: 11px; height: 11px;
  border-radius: 50%;
  display: inline-block;
}
.dot.red { background: #FF5F57; }
.dot.yellow { background: #FFBD2E; }
.dot.green { background: #28CA41; }

.terminal-title {
  margin-left: 0.75rem;
  font-size: 0.72rem;
  color: var(--fg-dim);
  font-family: 'DM Mono', 'Fira Code', monospace;
}

.terminal-body {
  padding: 1.25rem 1.5rem;
  font-family: 'DM Mono', 'Fira Code', 'Courier New', monospace;
  font-size: 0.78rem;
  line-height: 1.9;
  color: var(--terminal-dim);
  background: #0A1220;
}

.t-line { display: flex; align-items: flex-start; gap: 0.5rem; }
.t-prompt { color: var(--accent); flex-shrink: 0; }
.t-done { color: var(--terminal-green); }
.t-cursor {
  color: var(--accent);
  animation: blink 1.2s step-end infinite;
}

@keyframes blink { 50% { opacity: 0; } }

/* === STATS === */
.stats {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 3rem 2.5rem;
  background: var(--bg-2);
}

.stats-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  flex: 1;
}

.stat-number {
  font-family: 'Syne', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}

.stat-unit {
  font-family: 'Syne', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--fg);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--fg-muted);
  text-align: center;
}

.stat-divider {
  width: 1px;
  height: 60px;
  background: var(--border);
  flex-shrink: 0;
}

/* === SECTION SHARED === */
section { padding: 7rem 2.5rem; }

.section-label {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.section-heading {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 1.5rem;
  color: var(--fg);
}

/* === HOW === */
.how { background: var(--bg); }

.how-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.how-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 3rem;
}

.step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 2rem;
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--border);
  align-items: start;
}

.step:last-child { border-bottom: none; }

.step-num {
  font-family: 'Syne', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
  opacity: 0.4;
  line-height: 1;
}

.step-body h3 {
  font-family: 'Syne', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--fg);
}

.step-body p {
  color: var(--fg-dim);
  max-width: 600px;
  line-height: 1.7;
}

/* === DIFFERENCE === */
.difference {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.diff-inner { max-width: 1200px; margin: 0 auto; }

.diff-headline-block {
  margin-bottom: 4rem;
}

.diff-body {
  color: var(--fg-dim);
  max-width: 560px;
  margin-top: 1rem;
  line-height: 1.7;
}

.diff-comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.diff-col {
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid var(--border);
}

.diff-old { background: rgba(255,255,255,0.02); }
.diff-new { background: rgba(255,107,53,0.04); border-color: rgba(255,107,53,0.2); }

.diff-col-label {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.75rem;
  border-radius: 100px;
  margin-bottom: 1.5rem;
}

.old { background: rgba(255,255,255,0.05); color: var(--fg-dim); }
.new { background: var(--accent-glow); color: var(--accent); }

.diff-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.diff-list li {
  font-size: 0.9rem;
  color: var(--fg-dim);
  padding-left: 1rem;
  position: relative;
}

.diff-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--fg-muted);
}

.diff-new .diff-list li::before { color: var(--accent); opacity: 0.5; }

/* === PROCESS === */
.process { background: var(--bg); }

.process-inner { max-width: 1200px; margin: 0 auto; }

.process-intro {
  color: var(--fg-dim);
  max-width: 600px;
  line-height: 1.7;
  margin-bottom: 3rem;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.proc-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  transition: border-color 0.2s;
}

.proc-card:hover { border-color: rgba(255,107,53,0.3); }

.proc-icon {
  color: var(--accent);
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

.proc-card h3 {
  font-family: 'Syne', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--fg);
}

.proc-card p {
  font-size: 0.9rem;
  color: var(--fg-dim);
  line-height: 1.6;
}

/* === CLOSING === */
.closing {
  background: var(--bg);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.closing::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 50%, rgba(255,107,53,0.07) 0%, transparent 60%);
  pointer-events: none;
}

.closing-inner {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.closing-headline {
  font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  font-weight: 800;
  margin-bottom: 1.5rem;
  color: var(--fg);
}

.closing-sub {
  font-size: 1.1rem;
  color: var(--fg-dim);
  line-height: 1.7;
  max-width: 580px;
  margin: 0 auto;
}

/* === FOOTER === */
.footer {
  border-top: 1px solid var(--border);
  padding: 3rem 2.5rem;
  background: var(--bg-2);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
}

.footer-logo {
  display: block;
  font-family: 'Syne', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 0.75rem;
}

.footer-tagline {
  font-size: 0.8rem;
  color: var(--fg-muted);
  line-height: 1.5;
}

.footer-note {
  font-size: 0.75rem;
  color: var(--fg-muted);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-visual { order: -1; }

  .terminal-widget { max-width: 100%; }

  .stats-inner {
    flex-direction: column;
    gap: 1.5rem;
  }

  .stat-divider { display: none; }

  .step {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .step-num { font-size: 1.8rem; }

  .diff-comparison {
    grid-template-columns: 1fr;
  }

  .process-grid {
    grid-template-columns: 1fr;
  }

  section { padding: 5rem 1.5rem; }

  .hero { padding: 7rem 1.5rem 3rem; }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .navbar { padding: 1rem 1.5rem; }

  .hero-headline { font-size: 2.2rem; }

  .stat-number { font-size: 2rem; }
}