:root {
    --primary: #0284c7;
    --primary-dark: #0369a1;
    --primary-light: #e0f2fe;
    --accent: #f97316;
    --accent-light: #ffedd5;
    --bg-main: #f8fafc;
    --surface: #ffffff;
    --border: #e2e8f0;
    --text-dark: #0f172a;
    --text-muted: #64748b;
    --radius-lg: 16px;
    --radius-md: 10px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
    --shadow-md: 0 10px 25px -5px rgba(0,0,0,0.05), 0 8px 10px -6px rgba(0,0,0,0.02);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-dark);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* TOP BAR */
.top-bar {
    background: #0f172a;
    color: #94a3b8;
    font-size: 13px;
    padding: 8px 24px;
    border-bottom: 1px solid #1e293b;
}

.top-bar-container {
    max-width: 1180px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.affiliate-disclosure {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.quick-search {
    position: relative;
    display: flex;
    align-items: center;
}

.quick-search i {
    position: absolute;
    left: 10px;
    font-size: 12px;
    color: #64748b;
}

.quick-search input {
    background: #1e293b;
    border: 1px solid #334155;
    border-radius: 20px;
    padding: 5px 12px 5px 30px;
    color: #f8fafc;
    font-size: 12px;
    outline: none;
    width: 170px;
    transition: width 0.2s ease, border-color 0.2s ease;
}

.quick-search input:focus {
    width: 220px;
    border-color: var(--primary);
}

/* MAIN HEADER */
.site-header {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 50;
}

.header-container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-icon {
    font-size: 24px;
    color: var(--primary);
    background: var(--primary-light);
    padding: 8px;
    border-radius: 8px;
}

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

.logo-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-dark);
    letter-spacing: -0.5px;
}

.logo-subtitle {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.main-nav {
    display: flex;
    gap: 28px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 500;
    transition: color 0.15s ease;
}

.nav-link:hover, .nav-link.active {
    color: var(--primary);
    font-weight: 600;
}

/* HERO SECTION */
.hero-section {
    background: linear-gradient(180deg, #f0f9ff 0%, var(--bg-main) 100%);
    padding: 60px 24px 30px;
    text-align: center;
}

.hero-container {
    max-width: 720px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #e0f2fe;
    color: #0369a1;
    font-size: 12px;
    font-weight: 700;
    padding: 6px 14px;
    border-radius: 999px;
    margin-bottom: 20px;
    letter-spacing: 0.5px;
}

.hero-title {
    font-size: 38px;
    font-weight: 800;
    letter-spacing: -1px;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.hero-description {
    font-size: 16px;
    color: var(--text-muted);
    line-height: 1.6;
}

/* SELECTOR SECTION */
.selector-section {
    max-width: 1180px;
    margin: 30px auto 60px;
    padding: 0 24px;
}

.comparison-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 24px;
    align-items: center;
    width: 100%;
}
.select-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 28px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.select-card:hover {
    border-color: #cbd5e1;
    box-shadow: 0 12px 28px -5px rgba(0,0,0,0.08);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid #f1f5f9;
}

.card-number-badge {
    width: 28px;
    height: 28px;
    background: var(--primary);
    color: #ffffff;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
}

.card-number-badge.accent {
    background: var(--accent);
}

.card-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
}

.card-body {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.form-group label {
    display: block;
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.select-wrapper {
    position: relative;
}

.form-select {
    width: 100%;
    appearance: none;
    -webkit-appearance: none;
    background-color: #ffffff;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    font-size: 15px;
    color: var(--text-dark);
    outline: none;
    cursor: pointer;
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%2394a3b8%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.4-12.8z%22%2F%3E%3C%2Fsvg%3E");
    background-repeat: no-repeat;
    background-position: right 14px top 50%;
    background-size: 10px auto;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.15);
}

.form-select:disabled {
    background-color: #f1f5f9;
    color: #94a3b8;
    cursor: not-allowed;
}

/* VS DIVIDER / SWAP BUTTON */
.vs-divider {
    display: flex;
    align-items: center;
    justify-content: center;
}

.vs-circle {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--surface);
    border: 2px solid var(--border);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 15px;
    cursor: pointer;
    transition: transform 0.25s ease, border-color 0.2s ease, color 0.2s ease;
}

.vs-circle:hover {
    transform: rotate(180deg) scale(1.08);
    border-color: var(--primary);
    color: var(--primary);
}

/* EMPTY STATE */
.empty-state-box {
    margin-top: 40px;
    background: var(--surface);
    border: 2px dashed #cbd5e1;
    border-radius: var(--radius-lg);
    padding: 48px 24px;
    text-align: center;
}

.empty-icon-wrapper {
    width: 60px;
    height: 60px;
    background: #f1f5f9;
    color: #64748b;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 16px;
}

.empty-state-box h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 6px;
}

.empty-state-box p {
    color: var(--text-muted);
    font-size: 14px;
}

/* COMPARISON RESULTS TABLE */
.table-actions-bar {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 40px;
    margin-bottom: 12px;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #ffffff;
    border: 1px solid var(--border);
    padding: 7px 14px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-dark);
    cursor: pointer;
    transition: all 0.15s ease;
}

.btn-secondary:hover {
    background: #f8fafc;
    border-color: #cbd5e1;
}


.comparison-wrapper {
    width: 100%;
    background: #ffffff;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}
.table-header-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    border-bottom: 2px solid #e2e8f0;
    background: #ffffff;
}

.table-header-cell {
    padding: 24px;
    text-align: center;
}

.table-header-cell:first-child {
    text-align: left;
    display: flex;
    align-items: center;
}

.spec-category-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-dark);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-compare-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.product-compare-brand {
    font-size: 12px;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-compare-name {
    font-size: 18px;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.product-compare-price {
    font-size: 22px;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 12px;
}

.btn-affiliate {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: #f59e0b;
    color: #ffffff;
    text-decoration: none;
    font-weight: 700;
    font-size: 13px;
    padding: 10px 20px;
    border-radius: 999px;
    transition: background 0.15s ease, transform 0.15s ease;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.25);
}

.btn-affiliate:hover {
    background: #d97706;
    transform: translateY(-1px);
}

.spec-row {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    border-bottom: 1px solid #f1f5f9;
    align-items: center;
}

.spec-row:nth-child(even) {
    background-color: #f8fafc;
}

.spec-row:hover {
    background-color: #f1f5f9;
}

.spec-label {
    padding: 18px 24px;
    font-size: 14px;
    font-weight: 600;
    color: #334155;
}

.spec-val {
    padding: 18px 24px;
    font-size: 14px;
    font-weight: 500;
    color: #0f172a;
    text-align: center;
}

.spec-val-badge {
    display: inline-block;
    background: #ecfdf5;
    color: #059669;
    padding: 4px 10px;
    border-radius: 6px;
    font-weight: 600;
}

/* FOOTER */
.site-footer {
    border-top: 1px solid var(--border);
    background: var(--surface);
    padding: 30px 24px;
    margin-top: 80px;
}

.footer-container {
    max-width: 1180px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-dark);
    font-weight: 700;
    font-size: 15px;
}

.logo-icon-sm {
    color: var(--primary);
    font-size: 16px;
}

.footer-disclaimer {
    font-size: 12px;
    color: var(--text-muted);
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 12px;
}

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

/* RESPONSIVE */
@media (max-width: 860px) {
    .comparison-grid {
        grid-template-columns: 1fr;
    }
    .vs-divider {
        margin: -8px 0;
    }
    .main-nav {
        display: none;
    }
    .table-header-grid, .spec-row {
        grid-template-columns: 1fr 1fr;
    }
    .spec-label {
        grid-column: span 2;
        background: #f8fafc;
        padding: 10px 16px;
        font-weight: 700;
        border-bottom: 1px solid #e2e8f0;
    }
    .table-header-cell:first-child {
        display: none;
    }
    .footer-container {
        flex-direction: column;
        text-align: center;
    }
}
/* SPEC HIGHLIGHTS & ADVANTAGES */
.spec-row.has-diff {
    background-color: #f0fdf4 !important;
}

.spec-diff-dot {
    display: inline-block;
    width: 6px;
    height: 6px;
    background-color: var(--accent);
    border-radius: 50%;
    margin-right: 6px;
    vertical-align: middle;
}

.winner-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: #dcfce7;
    color: #15803d;
    font-size: 11px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 999px;
    margin-left: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* PRINT & EXPORT STYLING */
@media print {
    .site-header, .top-bar, .hero-section, .selector-section .comparison-grid, .empty-state-box, .site-footer, .table-actions-bar {
        display: none !important;
    }
    .comparison-wrapper {
        border: none !important;
        box-shadow: none !important;
        margin-top: 0 !important;
    }
    body {
        background: #ffffff !important;
        color: #000000 !important;
    }
}
/* QUICK SEARCH AUTOCOMPLETE DROPDOWN */
.quick-search {
    position: relative;
}

.search-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    width: 320px;
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    z-index: 999;
    overflow: hidden;
}

.search-result-item {
    padding: 10px 14px;
    border-bottom: 1px solid #f1f5f9;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-dark);
    font-size: 13px;
    transition: background 0.15s ease;
}

.search-result-item:last-child {
    border-bottom: none;
}

.search-result-item:hover {
    background-color: #f8fafc;
}

.search-item-info {
    display: flex;
    flex-direction: column;
}

.search-item-brand {
    font-size: 10px;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
}

.search-item-name {
    font-weight: 600;
    color: #1e293b;
}

.search-item-actions {
    display: flex;
    gap: 6px;
}

.btn-slot {
    border: 1px solid var(--border);
    background: #ffffff;
    font-size: 11px;
    font-weight: 700;
    padding: 4px 8px;
    border-radius: 4px;
    cursor: pointer;
    color: #475569;
    transition: all 0.15s ease;
}

.btn-slot:hover {
    background: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
}

.search-no-results {
    padding: 14px;
    font-size: 13px;
    color: var(--text-muted);
    text-align: center;
}
/* POPULAR COMPARISONS STRIP */
.popular-section {
    background: #ffffff;
    border-bottom: 1px solid var(--border);
    padding: 12px 24px;
}

.popular-container {
    max-width: 1180px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.popular-label {
    font-size: 11px;
    font-weight: 800;
    color: var(--accent);
    letter-spacing: 0.5px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.popular-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.popular-chip {
    text-decoration: none;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-dark);
    background: var(--bg-main);
    border: 1px solid var(--border);
    padding: 5px 12px;
    border-radius: 999px;
    transition: all 0.15s ease;
}

.popular-chip:hover {
    background: var(--primary-light);
    border-color: var(--primary);
    color: var(--primary-dark);
    transform: translateY(-1px);
}
/* CATEGORY SWITCHER TABS */
.category-tabs-wrapper {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 28px;
    flex-wrap: wrap;
}

.category-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: #ffffff;
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
}

.category-pill:hover {
    color: var(--primary);
    border-color: var(--primary);
    background: #f0f9ff;
}

.category-pill.active {
    background: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
    box-shadow: 0 4px 14px rgba(2, 132, 199, 0.3);
}
#comparison-results {
    width: 100%;
    margin-top: 40px;
    clear: both;
}
/* QUICK VERDICT & SUMMARY CARD */
.verdict-card {
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    margin-top: 24px;
    padding: 24px;
    box-shadow: var(--shadow-sm);
}

.verdict-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
    color: var(--primary);
}

.verdict-header h4 {
    margin: 0;
    font-size: 16px;
    font-weight: 700;
    color: var(--text-dark);
}

.verdict-list {
    margin: 0 0 16px 0;
    padding-left: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 14px;
    color: #334155;
    line-height: 1.6;
}

.verdict-list strong {
    color: #0f172a;
}

.affiliate-disclosure-note {
    margin: 14px 0 0 0;
    padding-top: 12px;
    border-top: 1px dashed var(--border);
    color: var(--text-muted);
    font-size: 12px;
    line-height: 1.4;
}