/* ===========================
   SOURCE CAST — THEME
   =========================== */

:root {
  --bg: #12100f;
  --bg-alt: #1c1917;
  --surface: #231f1c;
  --surface-2: #2e2925;
  --fg: #f0ebe4;
  --fg-muted: #8a8379;
  --fg-subtle: #5a554f;
  --accent: #e8a838;
  --accent-dim: #c48b2a;
  --border: #2e2925;
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --radius: 10px;
  --radius-sm: 6px;
}

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

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  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 40px;
  height: 64px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border);
  background: rgba(18, 16, 15, 0.85);
  backdrop-filter: blur(12px);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--fg);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.nav-logo svg { flex-shrink: 0; }

.nav-tagline {
  font-size: 0.8rem;
  color: var(--fg-muted);
  letter-spacing: 0.03em;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  background: var(--accent);
  color: var(--bg);
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 7px 16px;
  border-radius: var(--radius-sm);
  transition: background 0.15s;
  margin-left: 16px;
}

.nav-cta:hover { background: var(--accent-dim); }

/* === HERO === */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 40px 80px;
  position: relative;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(232, 168, 56, 0.07) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
}

.hero-left {
  max-width: 620px;
}

.hero-kicker {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 20px;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 48px;
  max-width: 500px;
}

/* UI Preview */
.hero-ui {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  max-width: 540px;
  box-shadow: 0 32px 80px rgba(0,0,0,0.5);
}

.ui-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
}

.ui-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--fg-subtle);
}

.ui-label {
  font-size: 0.72rem;
  color: var(--fg-subtle);
  font-family: 'Courier New', monospace;
  margin-left: 6px;
}

.ui-body { padding: 16px; }

.ui-input-row {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
  align-items: center;
}

.ui-field {
  flex: 1;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
}

.ui-field-label {
  display: block;
  font-size: 0.65rem;
  color: var(--fg-subtle);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 3px;
}

.ui-field-val {
  font-size: 0.72rem;
  color: var(--fg-muted);
  font-family: 'Courier New', monospace;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: block;
}

.ui-select {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  min-width: 110px;
}

.ui-select-label {
  display: block;
  font-size: 0.65rem;
  color: var(--fg-subtle);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 3px;
}

.ui-select-val {
  font-size: 0.72rem;
  color: var(--accent);
  font-weight: 600;
}

.ui-btn {
  background: var(--accent);
  color: var(--bg);
  border: none;
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: default;
  font-family: var(--font-body);
  white-space: nowrap;
}

.ui-output {
  background: var(--bg);
  border-radius: var(--radius-sm);
  padding: 12px;
}

.ui-src-label {
  font-size: 0.65rem;
  color: var(--fg-subtle);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.ui-src-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.ui-src {
  font-size: 0.65rem;
  color: var(--accent);
  background: rgba(232,168,56,0.1);
  padding: 2px 7px;
  border-radius: 20px;
  font-family: 'Courier New', monospace;
}

.ui-divider {
  height: 1px;
  background: var(--border);
  margin-bottom: 10px;
}

.ui-content-label {
  font-size: 0.65rem;
  color: var(--fg-subtle);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.ui-content-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.ui-line {
  display: block;
  height: 8px;
  background: var(--surface-2);
  border-radius: 4px;
  width: 100%;
}

.ui-line.short { width: 60%; }
.ui-line.medium { width: 80%; }

/* === WORKFLOW === */
.workflow {
  padding: 100px 40px;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
}

.workflow-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.section-headline {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-sub {
  font-size: 1rem;
  color: var(--fg-muted);
  max-width: 520px;
  line-height: 1.7;
  margin-bottom: 56px;
}

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

.step {
  flex: 1;
  padding: 28px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.step-num {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: 14px;
}

.step-icon {
  margin-bottom: 14px;
}

.step h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.step p {
  font-size: 0.88rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

.step-arrow {
  display: flex;
  align-items: center;
  padding: 0 16px;
  padding-top: 50px;
  flex-shrink: 0;
}

/* === FORMATS === */
.formats {
  padding: 100px 40px;
  background: var(--bg);
  border-top: 1px solid var(--border);
}

.formats-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.format-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.format-card {
  padding: 22px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.2s;
}

.format-card:hover {
  border-color: var(--accent-dim);
}

.format-icon {
  color: var(--accent);
  margin-bottom: 14px;
}

.format-card h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.format-card p {
  font-size: 0.82rem;
  color: var(--fg-muted);
  line-height: 1.55;
}

/* === DIFFERENT === */
.different {
  padding: 100px 40px;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
}

.different-inner {
  max-width: 900px;
  margin: 0 auto;
}

.compare-table {
  margin: 40px 0 32px;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.compare-head, .compare-row {
  display: grid;
  grid-template-columns: 220px 1fr 1fr 1fr;
  align-items: center;
}

.compare-head {
  background: var(--surface);
  padding: 14px 20px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--border);
}

.compare-row {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

.compare-row:last-child { border-bottom: none; }

.compare-col {
  font-size: 0.88rem;
}

.compare-col-label {
  font-size: 0.82rem;
  color: var(--fg-muted);
}

.compare-check {
  color: var(--accent);
  font-size: 1rem;
  font-weight: 700;
}

.compare-x {
  color: var(--fg-subtle);
  font-size: 0.9rem;
}

.compare-col-active {
  background: rgba(232, 168, 56, 0.05);
}

.compare-col.compare-col-active {
  padding: 4px 8px;
  border-radius: 4px;
  margin-left: -8px;
}

.different-note {
  font-size: 0.88rem;
  color: var(--fg-muted);
  line-height: 1.65;
  max-width: 600px;
}

/* === CLOSING === */
.closing {
  padding: 120px 40px;
  background: var(--bg);
  border-top: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.closing-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 500px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(232,168,56,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.closing-inner {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
}

.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.closing-sub {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.75;
  max-width: 560px;
  margin: 0 auto;
}

/* === FOOTER === */
.footer {
  padding: 40px;
  border-top: 1px solid var(--border);
  background: var(--bg-alt);
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--fg);
}

.footer-tagline {
  font-size: 0.78rem;
  color: var(--fg-subtle);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .nav { padding: 0 20px; }
  .nav-tagline { display: none; }

  .hero { padding: 100px 20px 60px; }
  .hero-left { max-width: 100%; }
  .hero-headline { font-size: 2rem; }
  .hero-ui { max-width: 100%; }

  .ui-input-row { flex-wrap: wrap; }
  .ui-field { min-width: 100%; }
  .ui-select { min-width: 48%; }

  .workflow { padding: 60px 20px; }
  .workflow-steps {
    flex-direction: column;
    gap: 12px;
  }
  .step-arrow { display: none; }

  .formats { padding: 60px 20px; }
  .format-grid { grid-template-columns: 1fr 1fr; }

  .different { padding: 60px 20px; }
  .compare-head, .compare-row {
    grid-template-columns: 140px 1fr 1fr 1fr;
    font-size: 0.75rem;
  }

  .closing { padding: 80px 20px; }

  .footer-inner { flex-direction: column; gap: 8px; }
}

@media (max-width: 480px) {
  .format-grid { grid-template-columns: 1fr; }
  .compare-head, .compare-row {
    grid-template-columns: 1fr 1fr 1fr;
  }
  .compare-col-label { display: none; }
}