/* ============================================
   VPN Comparison 2026 — Design System
   ============================================ */

:root {
    --bg: #0f1117;
    --bg-alt: #161822;
    --bg-card: #1a1d2e;
    --bg-card-hover: #1f2337;
    --border: #2a2d3e;
    --border-light: #353849;
    --text: #e4e4e7;
    --text-muted: #9ca3af;
    --text-dim: #6b7280;
    --primary: #6366f1;
    --primary-hover: #818cf8;
    --primary-bg: rgba(99, 102, 241, 0.1);
    --green: #22c55e;
    --green-bg: rgba(34, 197, 94, 0.1);
    --yellow: #eab308;
    --yellow-bg: rgba(234, 179, 8, 0.1);
    --red: #ef4444;
    --red-bg: rgba(239, 68, 68, 0.1);
    --blue: #3b82f6;
    --radius: 12px;
    --radius-sm: 8px;
    --radius-xs: 4px;
    --shadow: 0 4px 24px rgba(0,0,0,0.3);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.2);
    --transition: 0.2s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

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

/* ============================================
   Navigation
   ============================================ */
.navbar {
    background: rgba(15, 17, 23, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 0.75rem 0;
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text);
}

.nav-brand small {
    color: var(--primary);
    font-size: 0.7rem;
    background: var(--primary-bg);
    padding: 2px 6px;
    border-radius: var(--radius-xs);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav-link {
    color: var(--text-muted);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    transition: all var(--transition);
}

.nav-link:hover { color: var(--text); background: var(--bg-card); }

.nav-dropdown { position: relative; }

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.5rem;
    min-width: 200px;
    box-shadow: var(--shadow);
    z-index: 101;
}

.nav-dropdown:hover .dropdown-menu { display: block; }

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
}

.dropdown-item:hover { background: var(--bg-alt); color: var(--text); }

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text);
    cursor: pointer;
    padding: 0.5rem;
}

.icon-sm { width: 16px; height: 16px; }

/* ============================================
   Hero
   ============================================ */
.hero {
    padding: 5rem 0 4rem;
    background: linear-gradient(180deg, var(--bg-alt) 0%, var(--bg) 100%);
    border-bottom: 1px solid var(--border);
}

.hero-sm { padding: 3rem 0 2rem; }

.hero h1 {
    font-size: 2.75rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.hero h1 svg { display: inline; vertical-align: -4px; margin-right: 0.5rem; }

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    max-width: 640px;
    margin-bottom: 2rem;
}

.hero-criteria { color: var(--text-muted); font-size: 0.9rem; margin-top: 0.75rem; }

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    flex-wrap: wrap;
}

.stat { text-align: center; }
.stat-number { display: block; font-size: 1.5rem; font-weight: 700; color: var(--primary); }
.stat-label { font-size: 0.8rem; color: var(--text-muted); }

.breadcrumb {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--primary); }

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
}

.btn svg { width: 18px; height: 18px; }

.btn-primary {
    background: var(--primary);
    color: white;
}
.btn-primary:hover { background: var(--primary-hover); color: white; }

.btn-outline {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
}
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }

.btn-lg { padding: 0.75rem 1.5rem; font-size: 1rem; }
.btn-sm { padding: 0.375rem 0.75rem; font-size: 0.8rem; }

/* ============================================
   Sections
   ============================================ */
.section { padding: 4rem 0; }
.section-alt { background: var(--bg-alt); }

.section-header {
    margin-bottom: 2.5rem;
}

.section-header h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1rem;
}

/* ============================================
   Table Controls
   ============================================ */
.table-controls {
    display: flex;
    gap: 2rem;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.filter-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
}

.select-control {
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    cursor: pointer;
}

.filter-chips { display: flex; gap: 0.5rem; flex-wrap: wrap; }

.chip {
    padding: 0.375rem 0.875rem;
    border-radius: 20px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-muted);
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
}

.chip:hover { border-color: var(--primary); color: var(--primary); }
.chip.active { background: var(--primary); border-color: var(--primary); color: white; }

/* ============================================
   Comparison Tables
   ============================================ */
.table-wrapper {
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-card);
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
    white-space: nowrap;
}

.comparison-table th {
    background: var(--bg-alt);
    padding: 0.875rem 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    border-bottom: 2px solid var(--border);
    position: relative;
    cursor: pointer;
    user-select: none;
}

.comparison-table th:hover { color: var(--primary); }

.comparison-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

.comparison-table tbody tr:hover {
    background: rgba(99, 102, 241, 0.04);
}

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

.sticky-col {
    position: sticky;
    left: 0;
    background: var(--bg-card);
    z-index: 2;
    min-width: 40px;
}

.sticky-col-2 {
    position: sticky;
    left: 40px;
    background: var(--bg-card);
    z-index: 2;
    min-width: 180px;
}

.comparison-table tbody tr:hover .sticky-col,
.comparison-table tbody tr:hover .sticky-col-2 {
    background: var(--bg-card-hover);
}

.rank-col {
    font-weight: 700;
    color: var(--text-muted);
    text-align: center;
}

.vpn-name-cell {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.vpn-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.vpn-icon-lg {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.badge {
    display: inline-block;
    padding: 1px 6px;
    border-radius: 4px;
    font-size: 0.65rem;
    font-weight: 600;
    color: white;
    vertical-align: middle;
    margin-left: 0.25rem;
}

/* Rating cells */
.rating-cell {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.rating-number {
    font-weight: 700;
    font-size: 1rem;
    min-width: 28px;
}

.rating-bar {
    width: 60px;
    height: 6px;
    background: var(--border);
    border-radius: 3px;
    overflow: hidden;
}

.rating-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.5s ease;
}

.rating-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
}

.rating-high { background: var(--green-bg); color: var(--green); }
.rating-mid { background: var(--yellow-bg); color: var(--yellow); }
.rating-low { background: var(--red-bg); color: var(--red); }

.price-cell { white-space: nowrap; }
.price { font-weight: 700; font-size: 1.05rem; color: var(--green); }
.price-term { color: var(--text-muted); font-size: 0.75rem; }
.highlight-price { color: var(--green); font-weight: 700; }

.check-yes { color: var(--green); display: inline-flex; align-items: center; gap: 0.25rem; }
.check-no { color: var(--text-dim); display: inline-flex; align-items: center; gap: 0.25rem; }

.check-yes svg, .check-no svg { width: 16px; height: 16px; }

/* Section rows in side-by-side */
.section-row td {
    background: var(--bg-alt) !important;
    padding: 0.625rem 1rem;
    font-size: 0.8rem;
}

.section-row td svg { width: 14px; height: 14px; vertical-align: -2px; }

/* Compare page */
.compare-selector {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.selector-chips {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-top: 0.75rem;
}

.selector-chip {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border: 1px solid var(--border);
    border-radius: 20px;
    cursor: pointer;
    transition: all var(--transition);
    font-size: 0.85rem;
}

.selector-chip:hover { border-color: var(--chip-color, var(--primary)); }
.selector-chip input:checked + .chip-label { color: var(--primary); font-weight: 600; }
.selector-chip:has(input:checked) { border-color: var(--primary); background: var(--primary-bg); }
.selector-chip input { display: none; }

.compare-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0;
}

.compare-rating {
    font-size: 0.85rem;
    color: var(--primary);
    font-weight: 600;
}

.feature-col {
    font-weight: 500;
    color: var(--text-muted);
    min-width: 180px;
}

/* ============================================
   VPN Cards
   ============================================ */
.vpn-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: 1.5rem;
}

.vpn-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all var(--transition);
}

.vpn-card:hover {
    border-color: var(--border-light);
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.vpn-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border);
}

.vpn-card-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.vpn-card-title h3 { font-size: 1.15rem; margin-bottom: 0; }
.vpn-tagline { font-size: 0.8rem; color: var(--text-muted); }

.vpn-card-rating { text-align: right; }
.rating-lg { font-size: 2rem; font-weight: 800; color: var(--primary); }
.rating-label { font-size: 0.9rem; color: var(--text-muted); }

.vpn-card-body { padding: 1.5rem; }

.vpn-pricing {
    margin-bottom: 1.25rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border);
}

.price-highlight {
    display: flex;
    align-items: baseline;
    gap: 0.25rem;
}

.price-amount { font-size: 2rem; font-weight: 800; color: var(--green); }
.price-period { font-size: 1rem; color: var(--text-muted); }
.price-term-label { font-size: 0.75rem; color: var(--text-dim); margin-left: 0.5rem; }
.price-alternatives { font-size: 0.8rem; color: var(--text-muted); margin-top: 0.25rem; }

.stat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 1.25rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border);
}

.stat-item {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.stat-icon { width: 18px; height: 18px; color: var(--primary); }
.stat-value { font-weight: 700; font-size: 1rem; }
.stat-item .stat-label { font-size: 0.7rem; color: var(--text-muted); }

.rating-bars { margin-bottom: 1.25rem; }

.rating-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.rating-label-sm {
    font-size: 0.75rem;
    color: var(--text-muted);
    width: 50px;
    flex-shrink: 0;
}

.rating-bar-full {
    flex: 1;
    height: 6px;
    background: var(--border);
    border-radius: 3px;
    overflow: hidden;
}

.rating-fill-sm {
    height: 100%;
    background: var(--primary);
    border-radius: 3px;
    transition: width 0.8s ease;
}

.rating-val { font-size: 0.75rem; font-weight: 600; width: 20px; text-align: right; }

.feature-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
    margin-bottom: 1rem;
}

.feature-tag {
    padding: 3px 8px;
    background: var(--primary-bg);
    color: var(--primary);
    border-radius: var(--radius-xs);
    font-size: 0.7rem;
    font-weight: 500;
}

.protocols, .streaming-support, .platforms {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.protocol-tag, .streaming-tag {
    display: inline-block;
    padding: 1px 6px;
    background: var(--bg-alt);
    border-radius: var(--radius-xs);
    font-size: 0.7rem;
    margin: 2px;
}

.pros-cons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin: 1rem 0;
}

.pros h4, .cons h4 {
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.pros h4 { color: var(--green); }
.cons h4 { color: var(--red); }

.pros ul, .cons ul {
    list-style: none;
    font-size: 0.8rem;
}

.pros li, .cons li {
    padding: 0.25rem 0;
    padding-left: 1rem;
    position: relative;
    color: var(--text-muted);
}

.pros li::before { content: "+"; position: absolute; left: 0; color: var(--green); font-weight: 700; }
.cons li::before { content: "-"; position: absolute; left: 0; color: var(--red); font-weight: 700; }

.trust-info {
    display: flex;
    gap: 1.5rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.75rem;
}

.trust-info span {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.vpn-card-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border);
    text-align: center;
}

.vpn-card-footer .btn { width: 100%; justify-content: center; }

/* ============================================
   Category Grid
   ============================================ */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
}

.category-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    transition: all var(--transition);
    color: var(--text);
    display: block;
}

.category-card:hover {
    border-color: var(--primary);
    background: var(--bg-card-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
    color: var(--text);
}

.category-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-bg);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    margin-bottom: 1rem;
}

.category-icon svg { width: 24px; height: 24px; }

.category-card h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.category-card p { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 1rem; }

.category-winner {
    font-size: 0.85rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border);
}

.winner-label { color: var(--text-muted); }
.category-winner strong { color: var(--primary); }

/* ============================================
   Winner Spotlight
   ============================================ */
.winner-spotlight { margin-bottom: 2rem; }

.winner-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--yellow-bg);
    color: var(--yellow);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.winner-badge svg { width: 20px; height: 20px; }

.winner-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
}

.winner-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.winner-header h2 { margin-bottom: 0; }
.winner-header p { color: var(--text-muted); font-size: 0.9rem; }

.winner-rating { margin-left: auto; text-align: center; }

.winner-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    padding: 1.25rem 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.25rem;
}

.runner-up-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
}

.runner-up-card h3 { margin-bottom: 0.75rem; }
.runner-up-details p { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 0.75rem; }

/* ============================================
   Glossary
   ============================================ */
.glossary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.25rem;
}

.glossary-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    transition: border-color var(--transition);
}

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

.glossary-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-bg);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.glossary-icon svg { width: 20px; height: 20px; }

.glossary-card h3, .glossary-card h4 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.glossary-card p {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ============================================
   FAQ
   ============================================ */
.faq-list {
    max-width: 800px;
}

.faq-item {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 0.75rem;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 1rem 1.25rem;
    background: var(--bg-card);
    border: none;
    color: var(--text);
    font-size: 0.95rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background var(--transition);
}

.faq-question:hover { background: var(--bg-card-hover); }

.faq-icon { width: 20px; height: 20px; transition: transform var(--transition); flex-shrink: 0; }

.faq-item.active .faq-icon { transform: rotate(180deg); }

.faq-answer {
    display: none;
    padding: 0 1.25rem 1.25rem;
    background: var(--bg-card);
}

.faq-item.active .faq-answer { display: block; }

.faq-answer p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--bg-alt);
    border-top: 1px solid var(--border);
    padding: 3rem 0 2rem;
    margin-top: 2rem;
}

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

.footer-col h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-col p {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.footer-col ul { list-style: none; }

.footer-col li {
    margin-bottom: 0.5rem;
}

.footer-col a {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.footer-col a:hover { color: var(--primary); }

.footer-bottom {
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.75rem;
    color: var(--text-dim);
    margin-bottom: 0.5rem;
}

.disclosure {
    max-width: 700px;
    margin: 0 auto;
    font-style: italic;
}

/* ============================================
   Utilities
   ============================================ */
.text-center { text-align: center; }

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
    .hero h1 { font-size: 1.75rem; }
    .hero-stats { gap: 1.5rem; }
    .hero-cta { flex-direction: column; }
    .hero-cta .btn { width: 100%; justify-content: center; }

    .nav-links { display: none; }
    .nav-links.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-card);
        border-bottom: 1px solid var(--border);
        padding: 1rem;
    }
    .nav-toggle { display: block; }
    .nav-dropdown:hover .dropdown-menu { position: static; box-shadow: none; border: none; }

    .vpn-cards { grid-template-columns: 1fr; }
    .category-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .winner-stats { grid-template-columns: repeat(2, 1fr); }
    .pros-cons { grid-template-columns: 1fr; }
    .stat-grid { grid-template-columns: repeat(3, 1fr); }

    .table-controls { flex-direction: column; align-items: flex-start; }
    .filter-chips { overflow-x: auto; flex-wrap: nowrap; padding-bottom: 0.5rem; }

    .sticky-col { position: static; }
    .sticky-col-2 { position: static; }
}

@media (max-width: 480px) {
    .container { padding: 0 1rem; }
    .hero { padding: 3rem 0 2rem; }
    .section { padding: 2.5rem 0; }
    .glossary-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
}