:root {
  --bg: #f8fafc;
  --surface: #ffffff;
  --surface-soft: #f1f5f9;
  --ink: #0f172a;
  --muted: #475569;
  --line: #e2e8f0;
  --primary: #6366f1; /* Glowing violet-indigo */
  --accent: #10b981;  /* Vibrant emerald green */
  --mint: #d1fae5;
  --indigo-soft: #e0e7ff;
}

* {
  box-sizing: border-box;
}

body {
  background-color: var(--bg);
  background:
    radial-gradient(circle at top left, rgba(99, 102, 241, 0.12), transparent 28%),
    radial-gradient(circle at 85% 18%, rgba(16, 185, 129, 0.15), transparent 24%),
    linear-gradient(180deg, #fefefe 0%, #f8fafc 40%, #f1f5f9 100%);
  color: var(--ink);
  font-family: "Plus Jakarta Sans", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  margin: 0;
}

a {
  color: inherit;
}

.site-header,
.site-footer {
  backdrop-filter: blur(18px);
  align-items: center;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(226, 232, 240, 0.8);
  border-radius: 24px;
  display: flex;
  justify-content: space-between;
  margin: 0 auto;
  max-width: 1120px;
  margin-top: 18px;
  padding: 18px 24px;
}

.brand {
  align-items: center;
  display: inline-flex;
  font-size: 20px;
  font-weight: 900;
  gap: 10px;
  text-decoration: none;
}

nav {
  display: flex;
  gap: 18px;
}

nav a,
.site-footer a {
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}

nav a[aria-current="page"] {
  color: var(--ink);
}

.hero,
.section {
  margin: 0 auto;
  max-width: 1120px;
  padding: 72px 24px;
}

.page-hero {
  min-height: auto;
  padding-top: 56px;
}

.hero {
  align-items: center;
  display: grid;
  gap: 42px;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  min-height: calc(100vh - 96px);
  padding-top: 38px;
}

.eyebrow {
  color: var(--primary);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.08em;
  margin: 0 0 12px;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1 {
  font-size: clamp(42px, 6vw, 76px);
  letter-spacing: -0.02em;
  line-height: 0.95;
  max-width: 820px;
}

h2 {
  font-size: clamp(28px, 3.5vw, 48px);
  letter-spacing: -0.01em;
  line-height: 1.05;
}

h3 {
  font-size: 20px;
  line-height: 1.15;
}

.lead {
  color: var(--muted);
  font-size: 20px;
  line-height: 1.55;
  margin-top: 22px;
  max-width: 680px;
}

.hero-actions,
.timer-demo,
.pricing-grid,
.use-case-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-actions {
  margin-top: 30px;
}

.button {
  border-radius: 12px;
  font-size: 15px;
  font-weight: 800;
  padding: 14px 24px;
  text-decoration: none;
  transition: all 0.15s;
}

.button.primary {
  background-color: var(--primary);
  color: white;
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.3);
}

.button.primary:hover {
  background-color: #4f46e5;
  transform: translateY(-1px);
}

.button.secondary {
  background-color: var(--surface-soft);
  color: var(--ink);
}

.button.secondary:hover {
  background-color: #e2e8f0;
  transform: translateY(-1px);
}

/* Extension visual preview widget */
.blocked-preview {
  background: #0d1127;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  display: flex;
  flex-direction: column;
  gap: 16px;
  color: white;
  font-size: 13px;
}

.blocked-preview-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 12px;
}

.blocked-preview-title {
  font-weight: 700;
  color: #fff;
  font-size: 15px;
}

.blocked-preview-tag {
  background: rgba(16, 185, 129, 0.1);
  color: var(--accent);
  border: 1px solid rgba(16, 185, 129, 0.2);
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 700;
}

.blocked-preview-timer {
  font-size: 36px;
  font-weight: 800;
  text-align: center;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 16px;
  border-radius: 12px;
  letter-spacing: 2px;
}

.blocked-preview-controls {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.blocked-preview-btn {
  background: var(--primary);
  border: none;
  color: white;
  padding: 12px;
  border-radius: 8px;
  font-weight: 700;
  text-align: center;
  cursor: pointer;
}

/* Feature grid */
.section-heading {
  margin-bottom: 48px;
}

.section-heading h2 {
  margin-top: 12px;
}

.feature-grid {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.feature-grid article {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 32px;
  transition: border-color 0.15s;
}

.feature-grid article:hover {
  border-color: var(--primary);
}

.feature-grid h3 {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 12px;
}

.feature-grid p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.5;
}

/* Use cases */
.use-case-list {
  margin-top: 24px;
}

.use-case-list span {
  background-color: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 12px;
  font-size: 14px;
  font-weight: 700;
  padding: 8px 16px;
}

.page-links {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  margin-top: 36px;
}

.page-link-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  padding: 24px;
  text-decoration: none;
  transition: all 0.15s;
}

.page-link-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
}

.page-link-card strong {
  font-size: 16px;
  font-weight: 800;
  margin-bottom: 8px;
}

.page-link-card span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
}

/* Pricing Grid */
.pricing-grid {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  margin-top: 36px;
}

.pricing-grid article {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 40px;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.pricing-grid article.featured {
  border-color: var(--primary);
  box-shadow: 0 10px 30px rgba(99, 102, 241, 0.08);
}

.pricing-grid article.featured::after {
  content: 'Monetized Sync';
  background: var(--primary);
  color: white;
  font-size: 11px;
  font-weight: 900;
  padding: 4px 12px;
  border-radius: 12px;
  position: absolute;
  top: 24px;
  right: 24px;
  text-transform: uppercase;
}

.plan-topline {
  font-size: 14px;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--muted);
}

.price {
  font-size: 48px;
  font-weight: 900;
  line-height: 1;
  margin: 12px 0 4px;
}

.price span {
  font-size: 16px;
  font-weight: 500;
  color: var(--muted);
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.feature-list li {
  font-size: 14px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.feature-list li::before {
  content: '✓';
  color: var(--accent);
  font-weight: 700;
}

.pricing-aside strong {
  display: block;
  font-size: 24px;
  margin-top: 4px;
}

.mini-metric {
  border-left: 2px solid var(--line);
  padding-left: 16px;
  margin-bottom: 24px;
}

.mini-label {
  font-size: 11px;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 800;
}

.section-copy {
  color: var(--muted);
  font-size: 16px;
  margin-top: 12px;
  max-width: 680px;
}

.support-copy {
  font-size: 13px;
  color: var(--muted);
  margin-top: 16px;
}

/* Footer & layout components */
.site-footer {
  margin-top: 72px;
  margin-bottom: 36px;
}

.footer-links {
  display: flex;
  gap: 16px;
}

@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 24px;
  }
  .site-header,
  .site-footer {
    flex-direction: column;
    gap: 16px;
    text-align: center;
    border-radius: 16px;
    margin: 12px;
  }
  nav {
    flex-wrap: wrap;
    justify-content: center;
  }
}