:root {
  --bg: #0D0D10;
  --bg-2: #111116;
  --bg-3: #16161C;
  --fg: #F7F4EF;
  --fg-2: #B8B4AD;
  --fg-3: #6E6A63;
  --accent: #FF5722;
  --accent-dim: rgba(255, 87, 34, 0.12);
  --accent-border: rgba(255, 87, 34, 0.25);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'IBM Plex Sans', sans-serif;
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ── NAV ── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 48px;
  height: 60px;
  display: flex;
  align-items: center;
  background: rgba(13, 13, 16, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(247, 244, 239, 0.06);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}
.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.5px;
  color: var(--fg);
}
.nav-tagline {
  font-size: 13px;
  color: var(--fg-3);
  letter-spacing: 0.02em;
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 100px 48px 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 50%;
  height: 100%;
  background: linear-gradient(135deg, var(--accent-dim) 0%, transparent 60%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent) 0%, transparent 40%);
}
.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.hero-kicker {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.hero-headline {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(36px, 5vw, 58px);
  line-height: 1.08;
  letter-spacing: -2px;
  color: var(--fg);
  margin-bottom: 24px;
}
.hero-sub {
  font-size: 17px;
  color: var(--fg-2);
  line-height: 1.7;
  max-width: 400px;
}

/* Transform Demo */
.transform-demo {
  background: var(--bg-2);
  border: 1px solid rgba(247, 244, 239, 0.08);
  border-radius: 20px;
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
}
.transform-label {
  font-family: 'Syne', sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-3);
}
.transform-label--before { color: var(--fg-3); }
.transform-label--after { color: var(--accent); }

.raster-block {
  background: var(--bg-3);
  border-radius: 12px;
  height: 100px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  position: relative;
  overflow: hidden;
}
.pixel-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 10px 10px;
}
.raster-label, .vector-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-3);
  position: relative;
  z-index: 1;
}
.transform-arrow {
  display: flex;
  justify-content: center;
  padding: 4px 0;
}
.vector-block {
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  border-radius: 12px;
  height: 100px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  position: relative;
  overflow: hidden;
}
.vector-lines {
  width: 120px;
  height: 60px;
}
.vector-badge {
  position: absolute;
  top: 10px; right: 12px;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--accent);
  color: var(--bg);
  padding: 3px 7px;
  border-radius: 4px;
}

/* ── SHARED SECTION STYLES ── */
.section-eyebrow {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.section-heading {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: clamp(28px, 3.5vw, 42px);
  line-height: 1.15;
  letter-spacing: -1px;
  color: var(--fg);
}
.section-heading--center {
  text-align: center;
}

/* ── PROBLEM ── */
.problem {
  padding: 100px 48px;
  border-top: 1px solid rgba(247, 244, 239, 0.05);
}
.problem-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.problem-item {
  display: flex;
  gap: 16px;
  margin-bottom: 36px;
}
.problem-item:last-child { margin-bottom: 0; }
.problem-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.problem-title {
  font-family: 'Syne', sans-serif;
  font-weight: 600;
  font-size: 16px;
  color: var(--fg);
  margin-bottom: 4px;
}
.problem-desc {
  font-size: 14px;
  color: var(--fg-2);
  line-height: 1.65;
}

/* ── HOW ── */
.how {
  padding: 100px 48px;
  background: var(--bg-2);
  border-top: 1px solid rgba(247, 244, 239, 0.05);
  border-bottom: 1px solid rgba(247, 244, 239, 0.05);
}
.how-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.how .section-eyebrow { text-align: center; }
.how .section-heading { margin-bottom: 60px; }
.steps {
  display: flex;
  align-items: stretch;
  gap: 0;
}
.step {
  flex: 1;
  padding: 36px;
  background: var(--bg);
  border-radius: 16px;
}
.step-num {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 42px;
  color: var(--accent);
  letter-spacing: -2px;
  line-height: 1;
  margin-bottom: 20px;
}
.step-title {
  font-family: 'Syne', sans-serif;
  font-weight: 600;
  font-size: 17px;
  color: var(--fg);
  margin-bottom: 10px;
}
.step-desc {
  font-size: 14px;
  color: var(--fg-2);
  line-height: 1.65;
}
.step-divider {
  width: 40px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.step-divider::after {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--fg-3);
}

/* ── FORMATS ── */
.formats {
  padding: 100px 48px;
}
.formats-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.formats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 48px;
  margin-bottom: 32px;
}
.format-card {
  background: var(--bg-2);
  border: 1px solid rgba(247, 244, 239, 0.07);
  border-radius: 16px;
  padding: 28px 24px;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.format-card:hover {
  border-color: var(--accent-border);
  background: var(--bg-3);
}
.format-icon {
  margin-bottom: 16px;
}
.format-name {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 18px;
  color: var(--fg);
  margin-bottom: 8px;
}
.format-desc {
  font-size: 13px;
  color: var(--fg-2);
  line-height: 1.6;
}
.formats-note {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--fg-3);
  padding: 14px 18px;
  background: var(--bg-2);
  border-radius: 10px;
  border: 1px solid rgba(247, 244, 239, 0.06);
}

/* ── DIFFERENCE ── */
.difference {
  padding: 100px 48px;
  background: var(--bg-2);
  border-top: 1px solid rgba(247, 244, 239, 0.05);
}
.difference-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.diff-body {
  font-size: 15px;
  color: var(--fg-2);
  line-height: 1.7;
  margin: 20px 0 36px;
}
.diff-stats {
  display: flex;
  gap: 40px;
}
.diff-stat-number {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 28px;
  color: var(--accent);
  letter-spacing: -1px;
  line-height: 1;
  margin-bottom: 4px;
}
.diff-stat-label {
  font-size: 12px;
  color: var(--fg-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.vs-box {
  background: var(--bg);
  border: 1px solid rgba(247, 244, 239, 0.08);
  border-radius: 16px;
  overflow: hidden;
}
.vs-header {
  padding: 20px 24px;
  border-bottom: 1px solid rgba(247, 244, 239, 0.06);
  display: flex;
  align-items: center;
  gap: 10px;
}
.vs-label {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 14px;
  color: var(--fg-3);
}
.vs-label-text {
  font-size: 13px;
  color: var(--fg-3);
}
.vs-row {
  padding: 14px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(247, 244, 239, 0.04);
}
.vs-row:last-child { border-bottom: none; }
.vs-row-label {
  font-size: 13px;
  color: var(--fg-2);
}
.vs-row-val {
  font-size: 12px;
  font-weight: 500;
}
.vs-row-val--warn { color: var(--fg-3); }
.vs-row-val--good { color: var(--accent); }
.vs-row--highlight {
  background: var(--accent-dim);
}
.vs-row--highlight .vs-row-label { color: var(--fg); font-weight: 500; }

/* ── MANIFESTO ── */
.manifesto {
  padding: 100px 48px;
  border-top: 1px solid rgba(247, 244, 239, 0.05);
}
.manifesto-inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}
.manifesto-quote {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: clamp(22px, 3vw, 36px);
  line-height: 1.3;
  letter-spacing: -0.5px;
  color: var(--fg);
  margin-bottom: 24px;
  font-style: normal;
}
.manifesto-body {
  font-size: 16px;
  color: var(--fg-2);
  line-height: 1.7;
}

/* ── FOOTER ── */
.footer {
  padding: 80px 48px 40px;
  border-top: 1px solid rgba(247, 244, 239, 0.06);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  margin-bottom: 60px;
}
.footer-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.5px;
  color: var(--fg);
  display: block;
  margin-bottom: 12px;
}
.footer-desc {
  font-size: 13px;
  color: var(--fg-3);
  line-height: 1.65;
  max-width: 280px;
}
.footer-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}
.footer-col-title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-3);
  margin-bottom: 16px;
}
.footer-link {
  display: block;
  font-size: 13px;
  color: var(--fg-2);
  text-decoration: none;
  margin-bottom: 10px;
  transition: color 0.15s;
}
.footer-link:hover { color: var(--fg); }
.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid rgba(247, 244, 239, 0.06);
}
.footer-copy {
  font-size: 12px;
  color: var(--fg-3);
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .hero-inner,
  .problem-inner,
  .difference-inner,
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .hero { padding-top: 120px; }
  .hero-right { order: -1; }
  .formats-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { flex-direction: column; }
  .step-divider { width: 100%; height: 20px; }
  .step-divider::after { display: none; }
  .diff-stats { flex-wrap: wrap; gap: 24px; }
  .nav { padding: 0 24px; }
  .hero, .problem, .how, .formats, .difference, .manifesto, .footer { padding-left: 24px; padding-right: 24px; }
}

@media (max-width: 500px) {
  .formats-grid { grid-template-columns: 1fr; }
  .footer-links { grid-template-columns: 1fr; gap: 24px; }
}