/* DocConvert — M² Design brand (m2-design.net) */

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

:root {
  --m2-orange: #f04a00;
  --m2-gold: #ebd065;
  --m2-cream: #ffffff;
  --m2-shadow: #93771c;
  --m2-ink: #0c0e14;
  --m2-ink-soft: #141820;
  --m2-ink-card: #1a1f2e;
  --m2-ink-border: #2a3040;
  --m2-text: #e8e4dc;
  --m2-text-muted: #8a8478;
  --m2-font-display: "Bebas Neue", "Impact", sans-serif;
  --m2-font-body: "Inter", system-ui, sans-serif;
  --m2-radius: 12px;
  --m2-radius-lg: 20px;
  --m2-shadow-offset: -6px -6px 0 var(--m2-shadow);
  --m2-transition: 0.25s ease;

  /* Aliases used in markup */
  --bg: var(--m2-ink);
  --bg-elevated: var(--m2-ink-soft);
  --bg-card: var(--m2-ink-card);
  --border: var(--m2-ink-border);
  --text: var(--m2-text);
  --text-muted: var(--m2-text-muted);
  --accent: var(--m2-orange);
  --accent-soft: rgba(240, 74, 0, 0.12);
  --success: #6bcf7f;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--m2-font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--m2-text);
  background: var(--m2-ink);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--m2-gold);
  text-decoration: none;
  transition: color var(--m2-transition);
}

a:hover {
  color: var(--m2-cream);
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Studio bar */
.studio-bar {
  background: var(--m2-ink-soft);
  border-bottom: 1px solid var(--m2-ink-border);
  padding: 0.5rem 0;
  font-size: 0.8rem;
}

.studio-bar a {
  color: var(--m2-text-muted);
  font-weight: 500;
}

.studio-bar a:hover {
  color: var(--m2-gold);
}

.studio-bar strong {
  color: var(--m2-gold);
  font-weight: 600;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--m2-ink-border);
  background: rgba(12, 14, 20, 0.92);
  backdrop-filter: blur(12px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 12px 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--m2-cream);
  text-decoration: none;
}

.logo:hover {
  text-decoration: none;
  color: var(--m2-cream);
}

.logo img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-title {
  font-family: var(--m2-font-display);
  font-size: 1.35rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.logo-sub {
  font-size: 0.7rem;
  color: var(--m2-text-muted);
  font-weight: 500;
  letter-spacing: 0.04em;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav a {
  color: var(--m2-text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.nav a:hover {
  color: var(--m2-gold);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--m2-gold);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 12px 24px;
  font-family: var(--m2-font-body);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--m2-radius);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--m2-transition), box-shadow var(--m2-transition), background var(--m2-transition);
}

.btn:hover {
  text-decoration: none;
}

.btn-primary {
  background: var(--m2-orange);
  color: var(--m2-cream);
  border-color: var(--m2-gold);
  box-shadow: var(--m2-shadow-offset);
}

.btn-primary:hover {
  transform: translate(2px, 2px);
  box-shadow: -4px -4px 0 var(--m2-shadow);
  color: var(--m2-cream);
}

.btn-secondary {
  background: transparent;
  color: var(--m2-gold);
  border-color: var(--m2-gold);
}

.btn-secondary:hover {
  background: rgba(235, 208, 101, 0.1);
  color: var(--m2-gold);
}

/* Hero */
.hero {
  padding: 5rem 0 4rem;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(240, 74, 0, 0.14) 0%, transparent 60%),
    var(--m2-ink);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  position: relative;
}

.hero h1 {
  font-family: var(--m2-font-display);
  font-size: clamp(2.25rem, 5vw, 3.25rem);
  font-weight: 400;
  line-height: 1.05;
  margin: 0 0 1.25rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--m2-cream);
}

.hero h1 span {
  color: var(--m2-gold);
  display: block;
}

.hero-lead {
  font-size: 1.1rem;
  color: var(--m2-text-muted);
  margin: 0 0 2rem;
  max-width: 32rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.hero-stats {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.stat {
  font-size: 0.9rem;
  color: var(--m2-text-muted);
}

.stat strong {
  display: block;
  font-family: var(--m2-font-display);
  font-size: 1.75rem;
  color: var(--m2-gold);
  font-weight: 400;
  letter-spacing: 0.04em;
}

.code-panel {
  background: var(--m2-ink-card);
  border: 1px solid var(--m2-ink-border);
  border-radius: var(--m2-radius);
  overflow: hidden;
  box-shadow: var(--m2-shadow-offset);
}

.code-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: rgba(0, 0, 0, 0.25);
  border-bottom: 1px solid var(--m2-ink-border);
  font-size: 0.8rem;
  color: var(--m2-gold);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.code-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.code-dot.red { background: var(--m2-orange); }
.code-dot.yellow { background: var(--m2-gold); }
.code-dot.green { background: var(--success); }

.code-panel pre {
  margin: 0;
  padding: 1.25rem;
  overflow-x: auto;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 0.78rem;
  line-height: 1.55;
  color: var(--m2-text);
}

.code-panel .kw { color: var(--m2-gold); }
.code-panel .str { color: #c8e6a0; }
.code-panel .key { color: #f0b080; }
.code-panel .comment { color: var(--m2-text-muted); }

/* Sections */
section {
  padding: 80px 0;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--m2-gold);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--m2-font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--m2-cream);
  margin: 0 0 1rem;
  line-height: 1.1;
}

.section-desc {
  color: var(--m2-text-muted);
  max-width: 36rem;
  margin: 0 0 2.5rem;
  font-size: 1.05rem;
}

.section-desc code {
  color: var(--m2-gold);
  font-size: 0.9em;
  word-break: break-all;
}

/* Features */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.feature-card {
  background: var(--m2-ink-card);
  border: 1px solid var(--m2-ink-border);
  border-radius: var(--m2-radius);
  padding: 1.75rem;
  transition: border-color var(--m2-transition), transform var(--m2-transition);
}

.feature-card:hover {
  border-color: var(--m2-gold);
  transform: translateY(-2px);
}

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(240, 74, 0, 0.15);
  border: 1px solid rgba(235, 208, 101, 0.25);
  display: grid;
  place-items: center;
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.feature-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  color: var(--m2-cream);
}

.feature-card p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--m2-text-muted);
}

.feature-card code {
  font-size: 0.85em;
  color: var(--m2-gold);
  background: rgba(0, 0, 0, 0.25);
  padding: 0.1em 0.35em;
  border-radius: 4px;
}

/* Conversions */
.conversions-wrap {
  background: var(--m2-ink-card);
  border: 1px solid var(--m2-ink-border);
  border-radius: var(--m2-radius);
  overflow: hidden;
}

.conversions-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.conversions-table th,
.conversions-table td {
  padding: 1rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--m2-ink-border);
}

.conversions-table th {
  background: rgba(0, 0, 0, 0.2);
  color: var(--m2-gold);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.conversions-table tr:last-child td {
  border-bottom: none;
}

.conversions-table code {
  color: var(--m2-gold);
  font-size: 0.85em;
}

.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  font-size: 0.7rem;
  font-weight: 600;
  border-radius: 999px;
  background: rgba(240, 74, 0, 0.2);
  color: var(--m2-gold);
  border: 1px solid rgba(235, 208, 101, 0.3);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.pricing-card {
  background: var(--m2-ink-card);
  border: 1px solid var(--m2-ink-border);
  border-radius: var(--m2-radius);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  position: relative;
}

.pricing-card.featured {
  border-color: var(--m2-gold);
  box-shadow: var(--m2-shadow-offset);
}

.pricing-card.featured::before {
  content: "Popular";
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--m2-orange);
  color: var(--m2-cream);
  border: 1px solid var(--m2-gold);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.pricing-card h3 {
  margin: 0 0 0.25rem;
  font-family: var(--m2-font-display);
  font-size: 1.35rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--m2-cream);
}

.pricing-price {
  font-family: var(--m2-font-display);
  font-size: 2.25rem;
  color: var(--m2-gold);
  margin: 0.5rem 0;
  letter-spacing: 0.03em;
}

.pricing-price span {
  font-family: var(--m2-font-body);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--m2-text-muted);
}

.pricing-limit {
  font-size: 0.9rem;
  color: var(--m2-text-muted);
  margin-bottom: 1.25rem;
}

.pricing-card ul {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
  flex: 1;
}

.pricing-card li {
  font-size: 0.9rem;
  color: var(--m2-text-muted);
  padding: 0.35rem 0;
  padding-left: 1.25rem;
  position: relative;
}

.pricing-card li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--m2-gold);
  font-weight: 700;
}

.pricing-card .btn {
  width: 100%;
}

/* Signup */
.signup-section {
  background: var(--m2-ink-soft);
  border-top: 1px solid var(--m2-ink-border);
  border-bottom: 1px solid var(--m2-ink-border);
}

.signup-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.signup-list {
  color: var(--m2-text-muted);
  padding-left: 1.25rem;
}

.signup-list code {
  color: var(--m2-gold);
}

.signup-form {
  background: var(--m2-ink-card);
  border: 1px solid var(--m2-ink-border);
  border-radius: var(--m2-radius);
  padding: 2rem;
  box-shadow: var(--m2-shadow-offset);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--m2-cream);
  margin-bottom: 0.4rem;
}

.form-group input {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: inherit;
  font-size: 1rem;
  color: var(--m2-text);
  background: var(--m2-ink);
  border: 1px solid var(--m2-ink-border);
  border-radius: 8px;
  transition: border-color var(--m2-transition);
}

.form-group input:focus {
  outline: none;
  border-color: var(--m2-gold);
}

.form-note {
  font-size: 0.85rem;
  color: var(--m2-text-muted);
  margin-top: 1rem;
}

.form-result {
  margin-top: 1.25rem;
  padding: 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
  display: none;
}

.form-result.success {
  display: block;
  background: rgba(107, 207, 127, 0.12);
  border: 1px solid rgba(107, 207, 127, 0.35);
  color: #b8e8c4;
}

.form-result.error {
  display: block;
  background: rgba(240, 74, 0, 0.12);
  border: 1px solid rgba(240, 74, 0, 0.35);
  color: #f5b090;
}

.form-result a {
  color: var(--m2-gold);
  font-weight: 600;
}

.api-key-box {
  font-family: ui-monospace, monospace;
  font-size: 0.8rem;
  word-break: break-all;
  background: rgba(0, 0, 0, 0.35);
  padding: 0.75rem;
  border-radius: 6px;
  margin: 0.75rem 0;
  border: 1px solid var(--m2-ink-border);
}

/* Footer */
.site-footer {
  padding: 3rem 0;
  border-top: 1px solid var(--m2-ink-border);
  background: var(--m2-ink);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--m2-text-muted);
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--m2-gold);
}

.footer-copy {
  font-size: 0.85rem;
  color: var(--m2-text-muted);
  width: 100%;
  text-align: center;
  margin-top: 0.5rem;
}

@media (max-width: 900px) {
  .hero-grid,
  .signup-grid {
    grid-template-columns: 1fr;
  }

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

  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    padding: 1rem 24px;
    background: var(--m2-ink-soft);
    border-bottom: 1px solid var(--m2-ink-border);
  }

  .nav.open {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

  .header-cta-desktop {
    display: none;
  }

  .site-header .header-inner {
    position: relative;
    flex-wrap: wrap;
  }
}

@media (max-width: 600px) {
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .conversions-wrap {
    overflow-x: auto;
  }
}