:root {
  --bg-primary: #0a0d14;
  --bg-secondary: #101522;
  --bg-card: rgba(22, 29, 47, 0.7);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(99, 102, 241, 0.4);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-subtle: #64748b;
  --accent-primary: #6366f1;
  --accent-glow: #818cf8;
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);
  --accent-green: #10b981;
  --accent-amber: #f59e0b;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-glow: 0 0 30px rgba(99, 102, 241, 0.2);
}

html {
  scroll-behavior: smooth;
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header & Nav */
header.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(10, 13, 20, 0.85);
  border-bottom: 1px solid var(--border-color);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 16px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}

.logo-badge {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.logo span {
  background: linear-gradient(90deg, #ffffff, #cbd5e1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

nav.main-nav {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

nav.main-nav a {
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition);
  white-space: nowrap;
}

nav.main-nav a:hover, nav.main-nav a.active {
  color: var(--text-main);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

@media (max-width: 1060px) {
  nav.main-nav {
    gap: 14px;
  }
  nav.main-nav a {
    font-size: 0.88rem;
  }
  .nav-actions {
    gap: 10px;
  }
  .nav-actions .btn {
    padding: 6px 12px;
    font-size: 0.85rem;
  }
}

@media (max-width: 860px) {
  .nav-wrap {
    height: auto;
    padding: 12px 0;
    flex-wrap: wrap;
    gap: 12px;
  }
  nav.main-nav {
    order: 3;
    width: 100%;
    justify-content: center;
    gap: 14px;
    padding-top: 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border-color);
  color: var(--text-main);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-outline {
  border: 1px solid rgba(99, 102, 241, 0.5);
  color: var(--accent-glow);
  background: transparent;
}

.btn-outline:hover {
  background: rgba(99, 102, 241, 0.1);
  border-color: var(--accent-primary);
}

/* Hero Section */
.hero {
  padding: 100px 0 80px;
  text-align: center;
  position: relative;
}

.hero-glow {
  position: absolute;
  top: 10%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 350px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.18) 0%, rgba(168, 85, 247, 0.08) 50%, transparent 70%);
  filter: blur(60px);
  z-index: -1;
  pointer-events: none;
}

.pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 9999px;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.3);
  color: var(--accent-glow);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.pill-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 8px var(--accent-green);
}

h1.hero-title {
  font-size: clamp(2.5rem, 5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

h1.hero-title .gradient-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

p.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 auto 36px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-social-proof {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  font-size: 0.9rem;
  color: var(--text-subtle);
  flex-wrap: wrap;
}

.proof-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.proof-item strong {
  color: var(--text-main);
}

/* Metrics & Value Props */
.stats-banner {
  padding: 30px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin: 40px auto 80px;
  max-width: 1080px;
}

.stat-box {
  text-align: center;
  padding: 16px;
}

.stat-value {
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 4px;
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
}

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

.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}

.section-head h2 {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-head p {
  color: var(--text-muted);
  font-size: 1.05rem;
}

.calc-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px;
  max-width: 860px;
  margin: 0 auto;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
}

.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
}

@media (max-width: 768px) {
  .calc-grid {
    grid-template-columns: 1fr;
  }
}

.calc-inputs {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.calc-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 8px;
  color: var(--text-muted);
}

.calc-group input[type="range"] {
  width: 100%;
  accent-color: var(--accent-primary);
  margin-top: 8px;
}

.calc-display-val {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent-glow);
}

.calc-results {
  background: var(--bg-card);
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
}

.result-item {
  margin-bottom: 20px;
}

.result-item:last-child {
  margin-bottom: 0;
}

.result-number {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent-green);
}

/* Directory Showcase Grid */
.directory-showcase {
  padding: 80px 0;
}

.dir-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
  flex-wrap: wrap;
  gap: 16px;
}

.search-input {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  color: var(--text-main);
  font-size: 0.95rem;
  min-width: 260px;
  outline: none;
  transition: var(--transition);
}

.search-input:focus {
  border-color: var(--accent-primary);
}

.filter-pills {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 6px 14px;
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn.active, .filter-btn:hover {
  background: rgba(99, 102, 241, 0.2);
  border-color: var(--accent-primary);
  color: #fff;
}

.directory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

.dir-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.dir-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.3);
}

.dir-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}

.dir-title {
  font-size: 1.15rem;
  font-weight: 700;
}

.badge-dr {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-green);
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-weight: 700;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 4px;
}

.dir-meta {
  display: flex;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--text-subtle);
  margin-bottom: 12px;
}

.dir-desc {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-bottom: 16px;
  line-height: 1.5;
}

.dir-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.dir-tag {
  background: rgba(255, 255, 255, 0.05);
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 4px;
  color: var(--text-muted);
}

.dir-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-color);
  padding-top: 14px;
}

.status-badge {
  font-size: 0.8rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.status-free {
  color: var(--accent-green);
}

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

.table-responsive {
  overflow-x: auto;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: var(--bg-secondary);
}

table.comp-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

table.comp-table th, table.comp-table td {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.95rem;
}

table.comp-table th {
  background: rgba(255, 255, 255, 0.02);
  font-weight: 700;
  color: var(--text-main);
}

table.comp-table tr.highlight-row {
  background: rgba(99, 102, 241, 0.06);
}

table.comp-table td.highlight-col {
  color: var(--accent-glow);
  font-weight: 700;
}

/* Blog Styles */
.blog-header {
  padding: 80px 0 40px;
  text-align: center;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 32px;
  margin-bottom: 80px;
}

.blog-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--text-subtle);
  margin-bottom: 12px;
}

.blog-tag {
  background: rgba(99, 102, 241, 0.15);
  color: var(--accent-glow);
  padding: 3px 8px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.75rem;
}

.blog-title {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 12px;
}

.blog-excerpt {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 20px;
  flex-grow: 1;
}

.blog-read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-glow);
  font-weight: 600;
  font-size: 0.9rem;
}

/* Single Post Page */
.post-header {
  padding: 80px 0 40px;
  max-width: 820px;
  margin: 0 auto;
}

.post-content {
  max-width: 820px;
  margin: 0 auto 80px;
  font-size: 1.1rem;
  line-height: 1.8;
  color: #cbd5e1;
}

.post-content h2 {
  font-size: 1.8rem;
  font-weight: 800;
  color: #fff;
  margin: 48px 0 20px;
}

.post-content h3 {
  font-size: 1.35rem;
  font-weight: 700;
  color: #fff;
  margin: 32px 0 16px;
}

.post-content p {
  margin-bottom: 24px;
}

.post-content ul, .post-content ol {
  margin-bottom: 24px;
  padding-left: 28px;
}

.post-content li {
  margin-bottom: 10px;
}

.post-content blockquote {
  border-left: 4px solid var(--accent-primary);
  background: rgba(99, 102, 241, 0.08);
  padding: 16px 24px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 32px 0;
  font-style: italic;
  color: #e2e8f0;
}

.post-content code {
  background: rgba(255, 255, 255, 0.08);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.9em;
  color: #f472b6;
}

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

.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 1.05rem;
  font-weight: 600;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.faq-question .icon {
  transition: transform 0.25s ease;
  font-size: 1.2rem;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  color: var(--text-muted);
  padding: 0 24px;
}

.faq-item.open .faq-answer {
  max-height: 240px;
  padding-bottom: 20px;
}

.faq-item.open .faq-question .icon {
  transform: rotate(45deg);
}

/* Footer */
footer.site-footer {
  border-top: 1px solid var(--border-color);
  padding: 60px 0 32px;
  background: #07090e;
  color: var(--text-subtle);
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

.footer-col h4 {
  color: var(--text-main);
  font-weight: 600;
  margin-bottom: 16px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul a:hover {
  color: var(--text-main);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  flex-wrap: wrap;
  gap: 16px;
}