/* Pensum marketing site */

:root {
  --color-bg: #0a0a14;
  --color-surface: #12121e;
  --color-text: #e4e4ef;
  --color-muted: #8888a0;
  --color-accent: #818cf8;
  --color-accent-hover: #6366f1;
  --color-border: #1e1e30;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "SF Mono", "Fira Code", Consolas, monospace;
  --max-width: 1100px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  font-size: 16px;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 20, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  padding: 14px 0;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-weight: 700;
  font-size: 1.2em;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.site-header nav {
  display: flex;
  gap: 24px;
}

.site-header nav a {
  color: var(--color-muted);
  font-size: 0.9em;
  transition: color 0.15s;
}

.site-header nav a:hover { color: var(--color-text); }

/* Hero */
.hero {
  text-align: center;
  padding: 80px 0 60px;
}

.hero h1 {
  font-size: 3.2em;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 20px;
}

.hero .tagline {
  font-size: 1.25em;
  color: var(--color-muted);
  max-width: 600px;
  margin: 0 auto 32px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95em;
  transition: all 0.15s;
}

.btn-primary {
  background: var(--color-accent);
  color: #000;
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  color: #000;
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-muted);
}

/* Hero image */
.hero-image {
  margin-top: 48px;
}

.hero-image img {
  width: 100%;
  max-width: 900px;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4);
}

/* Sections */
.section {
  padding: 80px 0;
  border-top: 1px solid var(--color-border);
}

.section h2 {
  font-size: 2em;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section .subtitle {
  color: var(--color-muted);
  font-size: 1.1em;
  margin-bottom: 40px;
  max-width: 600px;
}

/* Feature row */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-bottom: 80px;
}

.feature-row.reverse { direction: rtl; }
.feature-row.reverse > * { direction: ltr; }

.feature-text h3 {
  font-size: 1.4em;
  margin-bottom: 12px;
}

.feature-text p {
  color: var(--color-muted);
  margin-bottom: 12px;
}

.feature-image img {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

/* Card grid */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 24px;
  transition: border-color 0.15s;
}

.card:hover { border-color: var(--color-muted); }

.card h3 {
  font-size: 1.1em;
  margin-bottom: 8px;
}

.card p {
  color: var(--color-muted);
  font-size: 0.9em;
}

.card .badge {
  display: inline-block;
  font-size: 0.7em;
  background: var(--color-accent);
  color: #000;
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 600;
  margin-left: 8px;
  vertical-align: middle;
}

/* Code block */
.code-block {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 20px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.85em;
  color: var(--color-muted);
  margin: 24px 0;
}

/* Contact form */
.contact-form label {
  display: block;
  font-size: 0.85em;
  color: var(--color-muted);
  margin-bottom: 4px;
  margin-top: 16px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 10px 12px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 0.95em;
  transition: border-color 0.15s;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--color-accent);
  outline: none;
}

.contact-form textarea {
  resize: vertical;
}

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 700px;
  margin: 0 auto;
}

.pricing-grid.three-col {
  grid-template-columns: 1fr 1fr 1fr;
  max-width: 1000px;
}

.pricing-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 32px;
  text-align: center;
}

.pricing-card.featured {
  border-color: var(--color-accent);
}

.pricing-card h3 {
  font-size: 1.3em;
  margin-bottom: 8px;
}

.pricing-card .price {
  font-size: 2.4em;
  font-weight: 700;
  margin: 16px 0 4px;
}

.pricing-card .price-period {
  color: var(--color-muted);
  font-size: 0.85em;
  margin-bottom: 24px;
}

.pricing-card ul {
  list-style: none;
  text-align: left;
  margin-bottom: 24px;
}

.pricing-card li {
  padding: 6px 0;
  color: var(--color-muted);
  font-size: 0.9em;
}

.pricing-card li::before {
  content: "\2713  ";
  color: var(--color-accent);
}

/* CTA */
.cta {
  text-align: center;
  padding: 80px 0;
}

.cta h2 {
  font-size: 2em;
  margin-bottom: 16px;
}

.cta p {
  color: var(--color-muted);
  margin-bottom: 24px;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 24px 0;
  text-align: center;
  color: var(--color-muted);
  font-size: 0.85em;
}

.tier-label {
  display: inline-block;
  font-size: 0.6em;
  background: var(--color-accent);
  color: #000;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
  vertical-align: middle;
  margin-left: 6px;
}

.pricing-card li.note {
  color: var(--color-accent);
  font-style: italic;
}

.pricing-card li.note::before {
  content: "\2192  ";
  color: var(--color-accent);
}

/* Legal pages */
.legal-content h1 {
  font-size: 2em;
  margin-bottom: 24px;
}

.legal-content h2 {
  font-size: 1.3em;
  margin-top: 36px;
  margin-bottom: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}

.legal-content h3 {
  font-size: 1.05em;
  margin-top: 24px;
  margin-bottom: 8px;
}

.legal-content p, .legal-content li {
  color: var(--color-muted);
  margin-bottom: 12px;
}

.legal-content ul {
  margin-left: 20px;
  margin-bottom: 16px;
}

.legal-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 16px;
  font-size: 0.9em;
}

.legal-content th, .legal-content td {
  text-align: left;
  padding: 8px 12px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-muted);
}

.legal-content th {
  font-weight: 600;
  color: var(--color-text);
}

.legal-content strong {
  color: var(--color-text);
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 { font-size: 2.2em; }
  .feature-row { grid-template-columns: 1fr; gap: 24px; }
  .feature-row.reverse { direction: ltr; }
  .pricing-grid, .pricing-grid.three-col { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: center; }
}