/* AI SaaS Review — Base styles (loads on all pages) */

/*
 * AI SaaS Review Theme - Main Stylesheet
 * Version: 1.0.0
 */

/* ============================================================
   CSS Variables
   ============================================================ */
:root {
    /* Colors - Professional Blue + Clean */
    --aisaas-primary: #1a56db;
    --aisaas-primary-dark: #1244b0;
    --aisaas-primary-light: #e8f0fe;
    --aisaas-secondary: #0e9f6e;
    --aisaas-secondary-dark: #057a55;
    --aisaas-accent: #ff6b35;

    /* CTA */
    --aisaas-cta: #059669;
    --aisaas-cta-hover: #047857;
    --aisaas-cta-secondary: #1a56db;
    --aisaas-cta-secondary-hover: #1244b0;

    /* Backgrounds */
    --aisaas-bg: #ffffff;
    --aisaas-bg-secondary: #f8fafc;
    --aisaas-bg-tertiary: #f1f5f9;
    --aisaas-bg-dark: #1e293b;

    /* Text */
    --aisaas-text: #1e293b;
    --aisaas-text-secondary: #64748b;
    --aisaas-text-muted: #94a3b8;
    --aisaas-text-light: #ffffff;

    /* Borders */
    --aisaas-border: #e2e8f0;
    --aisaas-border-light: #f1f5f9;

    /* Rating */
    --aisaas-star: #f59e0b;
    --aisaas-star-empty: #d1d5db;

    /* Tags/Labels */
    --aisaas-tag-green-bg: #ecfdf5;
    --aisaas-tag-green-text: #059669;
    --aisaas-tag-blue-bg: #eff6ff;
    --aisaas-tag-blue-text: #2563eb;
    --aisaas-tag-orange-bg: #fff7ed;
    --aisaas-tag-orange-text: #ea580c;
    --aisaas-tag-red-bg: #fef2f2;
    --aisaas-tag-red-text: #dc2626;
    --aisaas-tag-purple-bg: #f5f3ff;
    --aisaas-tag-purple-text: #7c3aed;

    /* Spacing */
    --aisaas-space-xs: 0.25rem;
    --aisaas-space-sm: 0.5rem;
    --aisaas-space-md: 1rem;
    --aisaas-space-lg: 1.5rem;
    --aisaas-space-xl: 2rem;
    --aisaas-space-2xl: 3rem;
    --aisaas-space-3xl: 4rem;

    /* Radius */
    --aisaas-radius-sm: 4px;
    --aisaas-radius-md: 8px;
    --aisaas-radius-lg: 12px;
    --aisaas-radius-xl: 16px;

    /* Shadows */
    --aisaas-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --aisaas-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --aisaas-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
    --aisaas-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);

    /* Typography */
    --aisaas-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --aisaas-font-mono: 'SF Mono', SFMono-Regular, Menlo, Consolas, monospace;

    /* Layout */
    --aisaas-container: 1200px;
    --aisaas-header-height: 72px;

    /* 閳光偓閳光偓 Component System 閳光偓閳光偓 */
    --aisaas-card-radius: 8px;
    --aisaas-card-border: #e2e8f0;
    --aisaas-card-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
    --aisaas-card-hover-shadow: 0 4px 12px rgba(15, 23, 42, 0.08);

    /* 閳光偓閳光偓 Badge Color System (multi-color, not all blue) 閳光偓閳光偓 */
    --aisaas-badge-rating-bg: #eff6ff;
    --aisaas-badge-rating-text: #2563eb;
    --aisaas-badge-rating-border: #bfdbfe;
    --aisaas-badge-deal-bg: #fff7ed;
    --aisaas-badge-deal-text: #ea580c;
    --aisaas-badge-deal-border: #fed7aa;
    --aisaas-badge-free-bg: #ecfdf5;
    --aisaas-badge-free-text: #059669;
    --aisaas-badge-free-border: #a7f3d0;
    --aisaas-badge-cta-bg: #ecfdf5;
    --aisaas-badge-cta-text: #059669;
    --aisaas-badge-sponsored-bg: #fef3c7;
    --aisaas-badge-sponsored-text: #92400e;
    --aisaas-badge-sponsored-border: #fde68a;
    --aisaas-badge-new-bg: #f5f3ff;
    --aisaas-badge-new-text: #7c3aed;
    --aisaas-badge-new-border: #c4b5fd;

    --aisaas-logo-size-sm: 40px;
    --aisaas-logo-size-md: 48px;
    --aisaas-logo-size-lg: 64px;

    --aisaas-btn-height-sm: 36px;
    --aisaas-btn-height-md: 42px;

    --aisaas-logo-fallback-bg: var(--aisaas-bg-tertiary);
    --aisaas-logo-fallback-color: var(--aisaas-primary);
    --aisaas-logo-fallback-radius: 8px;
}

/* ============================================================
   Reset & Base
   ============================================================ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    max-width: 100%;
    overflow-x: hidden;
}

body {
    font-family: var(--aisaas-font);
    color: var(--aisaas-text);
    background: var(--aisaas-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    max-width: 100%;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--aisaas-primary);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--aisaas-primary-dark);
}

ul, ol {
    list-style: none;
}

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

/* ============================================================
   Typography
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    color: var(--aisaas-text);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: var(--aisaas-space-md);
}

/* ============================================================
   Layout
   ============================================================ */
.aisaas-container {
    max-width: var(--aisaas-container);
    margin: 0 auto;
    padding: 0 var(--aisaas-space-lg);
}

.aisaas-grid {
    display: grid;
    gap: var(--aisaas-space-lg);
}

.aisaas-grid--2 { grid-template-columns: repeat(2, 1fr); }
.aisaas-grid--3 { grid-template-columns: repeat(3, 1fr); }
.aisaas-grid--4 { grid-template-columns: repeat(4, 1fr); }

.aisaas-flex {
    display: flex;
    align-items: center;
    gap: var(--aisaas-space-md);
}

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

.aisaas-flex--wrap {
    display: flex;
    flex-wrap: wrap;
    gap: var(--aisaas-space-sm);
}

/* ============================================================
   Buttons
   ============================================================ */
.aisaas-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 20px;
    border-radius: var(--aisaas-radius-md);
    font-weight: 600;
    font-size: 0.875rem;
    text-decoration: none;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
    line-height: 1.4;
}

.aisaas-btn--primary {
    background: var(--aisaas-cta);
    color: var(--aisaas-text-light);
}

.aisaas-btn--primary:hover {
    background: var(--aisaas-cta-hover);
    color: var(--aisaas-text-light);
    transform: translateY(-1px);
    box-shadow: var(--aisaas-shadow-md);
}

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

.aisaas-btn--secondary:hover {
    background: var(--aisaas-bg-tertiary);
    color: var(--aisaas-primary);
}

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

.aisaas-btn--outline:hover {
    background: var(--aisaas-primary);
    color: var(--aisaas-text-light);
}

.aisaas-btn--deal {
    background: var(--aisaas-accent);
    color: var(--aisaas-text-light);
}

.aisaas-btn--deal:hover {
    background: #e85d2d;
    color: var(--aisaas-text-light);
}

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

.aisaas-btn--ghost:hover {
    background: var(--aisaas-bg-secondary);
    color: var(--aisaas-text);
}

.aisaas-btn--sm {
    padding: 6px 14px;
    font-size: 0.8125rem;
}

.aisaas-btn--lg {
    padding: 14px 28px;
    font-size: 1rem;
}

.aisaas-btn--full {
    width: 100%;
}

/* ============================================================
   Tags / Badges
   ============================================================ */
.aisaas-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1.4;
}

.aisaas-tag--green {
    background: var(--aisaas-tag-green-bg);
    color: var(--aisaas-tag-green-text);
}

.aisaas-tag--blue {
    background: var(--aisaas-tag-blue-bg);
    color: var(--aisaas-tag-blue-text);
}

.aisaas-tag--orange {
    background: var(--aisaas-tag-orange-bg);
    color: var(--aisaas-tag-orange-text);
}

.aisaas-tag--red {
    background: var(--aisaas-tag-red-bg);
    color: var(--aisaas-tag-red-text);
}

.aisaas-tag--purple {
    background: var(--aisaas-tag-purple-bg);
    color: var(--aisaas-tag-purple-text);
}

/* ============================================================
   Stars Rating
   ============================================================ */
.aisaas-stars {
    display: inline-flex;
    align-items: center;
    gap: 1px;
}

.aisaas-stars__track {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 1px;
}

.aisaas-stars__bg,
.aisaas-stars__fg {
    display: inline-flex;
    align-items: center;
    gap: 1px;
}

.aisaas-stars__fg {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    height: 100% !important;
    overflow: hidden !important;
    white-space: nowrap !important;
    pointer-events: none !important;
    max-width: 100%;
}

.aisaas-star {
    font-size: 1rem;
    line-height: 1;
    flex-shrink: 0;
}

.aisaas-star--full {
    color: var(--aisaas-star);
}

.aisaas-star--half {
    color: var(--aisaas-star);
    opacity: 0.5;
}

.aisaas-star--empty {
    color: var(--aisaas-star-empty);
}

.aisaas-rating-num {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--aisaas-text);
    margin-left: 4px;
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1023px) {
    .aisaas-layout {
        grid-template-columns: 1fr;
    }

    .aisaas-sidebar {
        position: static;
    }

    .aisaas-footer__grid {
        grid-template-columns: 1fr 1fr;
    }

    .aisaas-hero__title,
    .aisaas-hero--discovery .aisaas-hero__title {
        font-size: 2rem;
    }

    .aisaas-hero__stats-bar {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0;
        padding: 0;
        max-width: 100%;
        width: 100%;
        box-sizing: border-box;
        overflow: hidden;
    }

    .aisaas-hero__stat-divider,
    .aisaas-hero__stat-sep {
        display: none;
    }

    .aisaas-hero__stat {
        flex-direction: column;
        align-items: center;
        justify-content: center;
        text-align: center;
        padding: 14px 12px;
        min-height: 64px;
        gap: 4px;
        box-sizing: border-box;
    }

    .aisaas-hero__stats-bar .aisaas-hero__stat:nth-of-type(1),
    .aisaas-hero__stats-bar .aisaas-hero__stat:nth-of-type(3) {
        border-right: 1px solid var(--aisaas-border);
    }

    .aisaas-hero__stats-bar .aisaas-hero__stat:nth-of-type(1),
    .aisaas-hero__stats-bar .aisaas-hero__stat:nth-of-type(2) {
        border-bottom: 1px solid var(--aisaas-border);
    }

    .aisaas-hero__stat-icon {
        width: 18px;
        height: 18px;
    }

    .aisaas-hero__stat-num {
        font-size: 1.25rem;
        line-height: 1.1;
        white-space: nowrap;
    }

    .aisaas-hero__stat-label {
        font-size: 0.75rem;
        line-height: 1.2;
        white-space: normal;
    }

    .aisaas-hero__quick-pills,
    .aisaas-hero__quick-links {
        gap: 6px;
    }

    .aisaas-hero__pill {
        padding: 6px 14px;
        font-size: 0.8125rem;
    }

    .aisaas-hero__cta {
        flex-direction: column;
        gap: 10px;
    }

    .aisaas-hero__cta .aisaas-btn--lg {
        width: 100%;
        justify-content: center;
    }

    .aisaas-editor-picks {
        grid-template-columns: 1fr 1fr;
    }

    .aisaas-hero-summary__brand {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .aisaas-hero-summary__name {
        font-size: 2rem;
    }

    .aisaas-hero-summary__stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .aisaas-hero-summary__actions {
        justify-content: center;
    }

    .aisaas-hero-summary__badges {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    /* Desktop header & PC nav hidden on mobile 閳?handled by pc-nav.css */
    /* Mobile nav is handled by mobile-nav.css */

    .aisaas-hero__title,
    .aisaas-hero--discovery .aisaas-hero__title {
        font-size: 1.625rem;
    }

    .aisaas-hero--discovery .aisaas-hero__subtitle {
        font-size: 0.9375rem;
    }

    .aisaas-hero {
        padding: 32px 0 28px;
    }

    .aisaas-hero__trust-badge {
        font-size: 11px;
        padding: 4px 12px;
    }

    .aisaas-hero__search-wrapper {
        max-width: 100%;
    }

    .aisaas-hero--discovery .aisaas-search__input {
        height: 52px;
        padding: 0 16px 0 50px;
        font-size: 15px;
        border-radius: 14px;
    }

    .aisaas-hero--discovery .aisaas-search__icon {
        left: 16px;
    }

    .aisaas-hero__search-kbd {
        display: none;
    }

    .aisaas-hero__stats-bar {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0;
        padding: 0;
        max-width: 100%;
        width: 100%;
        box-sizing: border-box;
        overflow: hidden;
    }

    .aisaas-hero__stat-divider,
    .aisaas-hero__stat-sep {
        display: none;
    }

    .aisaas-hero__stat {
        flex-direction: column;
        align-items: center;
        justify-content: center;
        text-align: center;
        padding: 14px 12px;
        min-height: 64px;
        gap: 4px;
        box-sizing: border-box;
    }

    /* 2×2 grid internal dividers */
    .aisaas-hero__stats-bar .aisaas-hero__stat:nth-of-type(1),
    .aisaas-hero__stats-bar .aisaas-hero__stat:nth-of-type(3) {
        border-right: 1px solid var(--aisaas-border);
    }

    .aisaas-hero__stats-bar .aisaas-hero__stat:nth-of-type(1),
    .aisaas-hero__stats-bar .aisaas-hero__stat:nth-of-type(2) {
        border-bottom: 1px solid var(--aisaas-border);
    }

    .aisaas-hero__stat-icon {
        width: 18px;
        height: 18px;
    }

    .aisaas-hero__stat-num {
        font-size: 1.25rem;
        line-height: 1.1;
        white-space: nowrap;
    }

    .aisaas-hero__stat-label {
        font-size: 0.75rem;
        line-height: 1.2;
        white-space: normal;
    }

    .aisaas-hero__quick-pills,
    .aisaas-hero__quick-links {
        gap: 6px;
    }

    .aisaas-hero__pill {
        padding: 6px 12px;
        font-size: 0.75rem;
    }

    .aisaas-hero__quick-label {
        width: 100%;
        text-align: center;
        margin-bottom: 2px;
    }

    .aisaas-hero__cta {
        flex-direction: column;
        gap: 10px;
    }

    .aisaas-hero__cta .aisaas-btn--lg {
        width: 100%;
        justify-content: center;
    }

    .aisaas-quick-entries {
        flex-wrap: wrap;
        gap: 6px;
    }

    .aisaas-quick-entry {
        padding: 8px 14px;
        font-size: 0.8125rem;
    }

    .aisaas-pros-cons {
        grid-template-columns: 1fr;
    }

    .aisaas-for-who {
        grid-template-columns: 1fr;
    }

    /* Comparison cards: stack tools vertically on mobile */
    .aisaas-comparison-card__tools {
        grid-template-columns: 1fr;
        gap: var(--aisaas-space-sm);
    }

    .aisaas-comparison-card__vs {
        display: none;
    }

    .aisaas-grid--4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .aisaas-grid--3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .aisaas-hero__title,
    .aisaas-hero--discovery .aisaas-hero__title {
        font-size: 1.5rem;
    }

    .aisaas-footer__grid {
        grid-template-columns: 1fr;
        gap: var(--aisaas-space-md);
    }

    .aisaas-footer {
        padding: var(--aisaas-space-lg) 0 var(--aisaas-space-sm);
    }

    .aisaas-footer__desc {
        max-width: 100%;
    }

    .aisaas-section__header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--aisaas-space-sm);
    }

    .aisaas-audience-split {
        grid-template-columns: 1fr;
    }

    .aisaas-bottom-cta__content {
        flex-direction: column;
        align-items: flex-start;
    }

    .aisaas-bottom-cta__actions {
        width: 100%;
    }

    .aisaas-bottom-cta__trust {
        gap: var(--aisaas-space-sm) var(--aisaas-space-md);
    }

    .aisaas-credibility__body,
    .aisaas-credibility__badges {
        padding-left: 0;
    }

    .aisaas-score-item {
        grid-template-columns: 20px 100px 1fr 36px;
    }

    .aisaas-score-breakdown {
        flex-direction: column;
        align-items: stretch;
    }

    .aisaas-score-breakdown__overall {
        display: flex;
        align-items: center;
        gap: var(--aisaas-space-md);
    }

    .aisaas-score-breakdown__circle {
        margin: 0;
    }

    .aisaas-alternatives__grid {
        grid-template-columns: 1fr;
    }

    /* Mobile early CTA visible on tablet & below */
    .aisaas-hero-summary__mobile-cta {
        display: flex;
    }

    /* 閳光偓閳光偓 Mobile Horizontal Overflow Prevention 閳光偓閳光偓 */

    /* All main containers must not exceed viewport */
    .aisaas-container,
    .aisaas-hero,
    .aisaas-hero__content,
    .aisaas-section,
    .aisaas-brand-wall,
    .aisaas-footer {
        width: 100%;
        max-width: 100%;
    }

    .aisaas-container {
        padding-left: 16px;
        padding-right: 16px;
    }

    /* Hero section: no 100vw+padding overflow */
    .aisaas-hero {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
    }

    .aisaas-hero .aisaas-container {
        padding-left: 16px;
        padding-right: 16px;
        max-width: 100%;
    }

    /* Hero orbs must stay within bounds */
    .aisaas-hero__orb--1 {
        width: 250px;
        height: 250px;
    }

    .aisaas-hero__orb--2 {
        width: 200px;
        height: 200px;
    }

    .aisaas-hero__orb--3 {
        width: 200px;
        height: 200px;
    }

    /* Search box must fit within container */
    .aisaas-hero__search-wrapper {
        max-width: 100%;
        width: 100%;
    }

    .aisaas-hero__search-wrapper .aisaas-search {
        max-width: 100%;
    }

    .aisaas-search__input {
        min-width: 0;
        width: 100%;
    }

    /* Quick pills must wrap, not overflow */
    .aisaas-hero__quick-pills {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        max-width: 100%;
        overflow: hidden;
    }

    .aisaas-hero__pill {
        max-width: 100%;
        white-space: normal;
    }

    /* Stats bar — 2×2 grid already handles layout */
    .aisaas-hero__stats-bar {
        max-width: 100%;
        width: 100%;
        box-sizing: border-box;
    }

    /* Brand wall logos must wrap and not exceed */
    .aisaas-brand-wall {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
    }

    .aisaas-brand-wall__logos {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        max-width: 100%;
        overflow: hidden;
    }

    .aisaas-brand-wall__name {
        white-space: normal;
        overflow: hidden;
        text-overflow: ellipsis;
        max-width: 100%;
    }

    /* Quick entries must wrap */
    .aisaas-quick-entries {
        max-width: 100%;
    }

    /* Deal quick nav must wrap */
    .aisaas-deals-quick-nav {
        max-width: 100%;
        overflow: hidden;
        flex-wrap: wrap;
    }

    /* Comparison/table containers: allow horizontal scroll inside, not page overflow */
    .aisaas-comparison-table-wrapper,
    .aisaas-table-scroll-wrapper {
        overflow-x: auto;
        max-width: 100%;
        -webkit-overflow-scrolling: touch;
    }

    .aisaas-comparison-table {
        min-width: 0;
    }

    /* Newsletter form must not overflow */
    .aisaas-newsletter__form {
        max-width: 100%;
        width: 100%;
    }

    .aisaas-newsletter__input {
        min-width: 0;
    }

    /* Bottom nav must not exceed viewport */
    .aisaas-mobile-bottom-nav {
        max-width: 100%;
        width: 100%;
    }

    /* Tool cards grid must not overflow */
    .aisaas-tool-list--grid {
        max-width: 100%;
    }

    /* Category hub must not overflow */
    .aisaas-category-hub {
        max-width: 100%;
    }

    /* Pillar tabs must wrap */
    .aisaas-pillar-tabs {
        max-width: 100%;
        flex-wrap: wrap;
    }

    /* Mega menu is desktop-only; ensure hidden on mobile */
    .aisaas-mega-menu--8col {
        min-width: 0;
    }
}

/* --- Comparison Detail Responsive --- */
@media (max-width: 768px) {
    .aisaas-comp-header-cards {
        grid-template-columns: 1fr;
    }

    .aisaas-comp-header-vs {
        display: none;
    }

    .aisaas-verdict-summary__grid {
        grid-template-columns: 1fr;
    }

    .aisaas-verdict-summary__choose {
        flex-direction: column;
        gap: var(--aisaas-space-sm);
    }

    .aisaas-comp-final-cta__buttons {
        flex-direction: column;
        align-items: center;
    }

    .aisaas-sticky-cta__inner {
        justify-content: center;
        flex-wrap: wrap;
    }

    /* Pros & Cons grid 閳?2 columns on tablet, keep together per tool */
    .aisaas-pros-cons-grid {
        grid-template-columns: 1fr;
    }

    /* Table responsive scroll */
    .aisaas-comparison-table-wrap {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .aisaas-comparison-table {
        min-width: 480px;
    }

    .aisaas-comparison-table__head-badge {
        display: none;
    }

    /* Hide winner checkmarks on mobile (too crowded) */
    .aisaas-comparison-table tr[data-winner="tool1"] td:nth-child(2)::after,
    .aisaas-comparison-table tr[data-winner="tool2"] td:nth-child(3)::after {
        display: none;
    }
}

@media (max-width: 480px) {    .aisaas-grid--4,
    .aisaas-grid--3,
    .aisaas-grid--2 {
        grid-template-columns: 1fr;
    }

    .aisaas-hero__title {
        font-size: 1.5rem;
    }

    .aisaas-hero--discovery .aisaas-hero__title {
        font-size: 1.375rem;
    }

    .aisaas-hero__stats-bar {
        max-width: 100%;
    }

    .aisaas-hero__stat {
        padding: 12px 8px;
        min-height: 60px;
    }

    .aisaas-hero__stat-num {
        font-size: 1.0625rem;
    }

    .aisaas-hero__stat-label {
        font-size: 0.6875rem;
        white-space: normal;
    }

    .aisaas-quick-entries {
        flex-direction: column;
        align-items: center;
    }

    .aisaas-quick-entry {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }

    .aisaas-hero-summary {
        padding: var(--aisaas-space-lg) var(--aisaas-space-md);
    }

    .aisaas-hero-summary__logo {
        width: 56px;
        height: 56px;
        padding: 8px;
    }

    .aisaas-hero-summary__logo--fallback {
        font-size: 1.25rem;
    }

    .aisaas-hero-summary__name {
        font-size: 1.375rem;
    }

    .aisaas-hero-summary__mobile-cta {
        display: flex;
    }

    .aisaas-hero-summary__stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .aisaas-hero-summary__verdict {
        padding: var(--aisaas-space-md);
        flex-direction: column;
        align-items: flex-start;
    }

    .aisaas-hero-summary__actions {
        flex-direction: column;
    }

    .aisaas-btn--hero,
    .aisaas-btn--hero-deal {
        width: 100%;
        justify-content: center;
    }

    .aisaas-features-grid {
        grid-template-columns: 1fr;
    }

    .aisaas-score-item {
        grid-template-columns: 20px 80px 1fr 36px;
    }

    .aisaas-score-breakdown__circle {
        width: 72px;
        height: 72px;
    }

    .aisaas-score-breakdown__circle-inner {
        width: 56px;
        height: 56px;
    }

    .aisaas-score-breakdown__circle-num {
        font-size: 1.25rem;
    }

    .aisaas-review-box {
        flex-direction: column;
    }

    .aisaas-tool-list {
        grid-template-columns: 1fr;
    }

    .aisaas-tool-card {
        min-height: auto;
        max-height: none;
    }

    .aisaas-tool-card__actions {
        flex-direction: row;
        gap: 6px;
    }

    .aisaas-tool-card__actions .aisaas-btn {
        flex: 1;
        min-width: 0;
    }

    .aisaas-filter-pills {
        gap: 6px;
    }

    .aisaas-filter-pill {
        padding: 5px 12px;
        font-size: 0.75rem;
    }

    .aisaas-sort-tabs {
        flex-wrap: wrap;
    }

    .aisaas-sort-tab {
        padding: 4px 10px;
        font-size: 0.75rem;
    }

    .aisaas-recommended-categories__grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .aisaas-discovery-zone {
        gap: var(--aisaas-space-sm);
    }

    .aisaas-featured-strip__items {
        gap: 6px;
    }

    .aisaas-featured-strip__tagline {
        display: none;
    }

    .aisaas-bottom-cta {
        padding: var(--aisaas-space-lg);
    }

    .aisaas-bottom-cta__brand {
        flex-direction: column;
        text-align: center;
    }

    .aisaas-bottom-cta__actions {
        flex-direction: column;
        width: 100%;
    }

    .aisaas-bottom-cta__actions .aisaas-btn--hero,
    .aisaas-bottom-cta__actions .aisaas-btn--hero-deal {
        width: 100%;
        justify-content: center;
    }

    .aisaas-bottom-cta__trust {
        justify-content: center;
    }

    /* Filters bar mobile */
    .aisaas-filters-bar {
        flex-direction: column;
        align-items: stretch;
    }
    .aisaas-filters-bar__left {
        justify-content: flex-start;
    }
    .aisaas-filters-bar__right {
        justify-content: flex-end;
    }
    .aisaas-active-filters {
        font-size: 0.8125rem;
    }
}

/* ============================================================
   Utility Classes
   ============================================================ */
.aisaas-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

.aisaas-text-center { text-align: center; }
.aisaas-text-right { text-align: right; }
.aisaas-mb-0 { margin-bottom: 0; }
.aisaas-mb-1 { margin-bottom: var(--aisaas-space-md); }
.aisaas-mb-2 { margin-bottom: var(--aisaas-space-lg); }
.aisaas-mb-3 { margin-bottom: var(--aisaas-space-xl); }
.aisaas-mb-4 { margin-bottom: var(--aisaas-space-2xl); }
.aisaas-mt-1 { margin-top: var(--aisaas-space-md); }
.aisaas-mt-2 { margin-top: var(--aisaas-space-lg); }

/* ============================================================
   Cookie Consent Banner
   ============================================================ */
.aisaas-cookie-consent {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 99999;
    background: var(--aisaas-bg-dark);
    color: var(--aisaas-text-light);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
    padding: var(--aisaas-space-md) 0;
    animation: aisaas-cookie-slide-up 0.4s ease-out;
}

@keyframes aisaas-cookie-slide-up {
    from { transform: translateY(100%); opacity: 0; }
    to   { transform: translateY(0); opacity: 1; }
}

.aisaas-cookie-consent__inner {
    max-width: var(--aisaas-container);
    margin: 0 auto;
    padding: 0 var(--aisaas-space-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--aisaas-space-lg);
    flex-wrap: wrap;
}

.aisaas-cookie-consent__text {
    flex: 1;
    min-width: 280px;
}

.aisaas-cookie-consent__text p {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.6;
    color: #cbd5e1;
}

.aisaas-cookie-consent__text a {
    color: #93c5fd;
    text-decoration: underline;
}

.aisaas-cookie-consent__text a:hover {
    color: #bfdbfe;
}

.aisaas-cookie-consent__actions {
    display: flex;
    gap: var(--aisaas-space-sm);
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .aisaas-cookie-consent__inner {
        flex-direction: column;
        text-align: center;
    }
    .aisaas-cookie-consent__text {
        min-width: auto;
    }
    .aisaas-cookie-consent__actions {
        width: 100%;
        justify-content: center;
    }
}

/* ============================================================
   Dark Mode Toggle Button
   ============================================================ */
/* Dark mode toggle 閳?styles now in pc-nav.css (desktop) and mobile-nav.css (mobile) */
/* Only keep sun/moon display toggles which both systems need */
.aisaas-dark-toggle__sun {
    display: block;
}

.aisaas-dark-toggle__moon {
    display: none;
}

.aisaas-dark-toggle.is-dark .aisaas-dark-toggle__sun {
    display: none;
}

.aisaas-dark-toggle.is-dark .aisaas-dark-toggle__moon {
    display: block;
}


/* ============================================================
   Dark Mode (CSS Variable Overrides)
   ============================================================ */
[data-theme="dark"] {
    /* Colors */
    --aisaas-primary: #3b82f6;
    --aisaas-primary-dark: #2563eb;
    --aisaas-primary-light: #1e3a5f;
    --aisaas-secondary: #10b981;
    --aisaas-secondary-dark: #059669;
    --aisaas-accent: #f97316;

    /* CTA */
    --aisaas-cta: #10b981;
    --aisaas-cta-hover: #059669;
    --aisaas-cta-secondary: #3b82f6;
    --aisaas-cta-secondary-hover: #2563eb;

    /* Backgrounds */
    --aisaas-bg: #0f172a;
    --aisaas-bg-secondary: #1e293b;
    --aisaas-bg-tertiary: #334155;
    --aisaas-bg-dark: #0f172a;

    /* Text */
    --aisaas-text: #f1f5f9;
    --aisaas-text-secondary: #94a3b8;
    --aisaas-text-muted: #64748b;
    --aisaas-text-light: #f1f5f9;

    /* Borders */
    --aisaas-border: #475569;
    --aisaas-border-light: #334155;

    /* Rating */
    --aisaas-star: #fbbf24;
    --aisaas-star-empty: #475569;

    /* Tags/Labels */
    --aisaas-tag-green-bg: #064e3b;
    --aisaas-tag-green-text: #6ee7b7;
    --aisaas-tag-blue-bg: #1e3a8a;
    --aisaas-tag-blue-text: #93c5fd;
    --aisaas-tag-orange-bg: #7c2d12;
    --aisaas-tag-orange-text: #fdba74;
    --aisaas-tag-red-bg: #7f1d1d;
    --aisaas-tag-red-text: #fca5a5;
    --aisaas-tag-purple-bg: #4c1d95;
    --aisaas-tag-purple-text: #c4b5fd;

    /* Shadows */
    --aisaas-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --aisaas-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
    --aisaas-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
    --aisaas-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6), 0 8px 10px -6px rgba(0, 0, 0, 0.4);

    /* Card system */
    --aisaas-card-border: #475569;
    --aisaas-card-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);

    /* Logo fallback */
    --aisaas-logo-fallback-bg: var(--aisaas-bg-tertiary);
    --aisaas-logo-fallback-color: var(--aisaas-primary);
}

/* 閳光偓閳光偓 Dark mode body & key elements 閳光偓閳光偓 */
[data-theme="dark"] body {
    background: var(--aisaas-bg);
    color: var(--aisaas-text);
}

/* Dark mode header/nav overrides 閳?now handled by pc-nav.css */
[data-theme="dark"] .aisaas-section {
    background: var(--aisaas-bg);
}

[data-theme="dark"] .aisaas-container {
    color: var(--aisaas-text);
}

[data-theme="dark"] .aisaas-archive-header {
    background: var(--aisaas-bg-secondary);
}

[data-theme="dark"] .aisaas-filters-bar {
    background: var(--aisaas-bg-secondary);
}

[data-theme="dark"] .aisaas-filter-btn {
    color: var(--aisaas-text-secondary);
    background: var(--aisaas-bg-tertiary);
    border-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-filter-btn:hover {
    background: var(--aisaas-primary-light);
    color: var(--aisaas-text);
}

[data-theme="dark"] .aisaas-filter-btn.is-active {
    background: var(--aisaas-primary);
    color: #fff;
}

[data-theme="dark"] .aisaas-tool-card {
    background: var(--aisaas-bg-secondary);
    border-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-tool-card:hover {
    border-color: var(--aisaas-primary);
}

[data-theme="dark"] .aisaas-btn--primary {
    background: var(--aisaas-cta);
    color: #fff;
}

[data-theme="dark"] .aisaas-btn--secondary {
    background: var(--aisaas-bg-tertiary);
    color: var(--aisaas-text);
    border-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-btn--secondary:hover {
    background: var(--aisaas-primary-light);
    color: var(--aisaas-text);
}

[data-theme="dark"] .aisaas-pagination .page-numbers {
    background: var(--aisaas-bg-secondary);
    color: var(--aisaas-text-secondary);
    border-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-pagination .page-numbers.current {
    background: var(--aisaas-primary);
    color: #fff;
}

[data-theme="dark"] .aisaas-pagination .page-numbers:hover {
    background: var(--aisaas-primary-light);
    color: var(--aisaas-text);
}

[data-theme="dark"] .aisaas-breadcrumbs {
    color: var(--aisaas-text-secondary);
}

[data-theme="dark"] .aisaas-breadcrumbs a {
    color: var(--aisaas-primary);
}

[data-theme="dark"] .aisaas-tag {
    border-color: transparent;
}

[data-theme="dark"] .aisaas-active-filters {
    background: var(--aisaas-bg-secondary);
}

[data-theme="dark"] .aisaas-active-filters__tag {
    background: var(--aisaas-bg-tertiary);
    color: var(--aisaas-text);
    border-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-result-count {
    color: var(--aisaas-text-secondary);
}

[data-theme="dark"] .aisaas-no-results {
    background: var(--aisaas-bg-secondary);
    color: var(--aisaas-text);
}

[data-theme="dark"] .aisaas-footer {
    background: var(--aisaas-bg-dark);
    color: var(--aisaas-text-secondary);
}

[data-theme="dark"] .aisaas-cookie-consent {
    background: var(--aisaas-bg-secondary);
    border-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-cookie-consent__text {
    color: var(--aisaas-text-secondary);
}

/* 閳光偓閳光偓 Detail page overrides 閳光偓閳光偓 */
[data-theme="dark"] .aisaas-hero {
    background: linear-gradient(135deg, #0f172a 0%, #1a2332 50%, #1e1b2e 100%);
}

[data-theme="dark"] .aisaas-hero__orb {
    opacity: 0.2;
}

[data-theme="dark"] .aisaas-brand-wall {
    border-top-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-brand-wall__item {
    opacity: 0.4;
}

[data-theme="dark"] .aisaas-brand-wall__item:hover {
    opacity: 0.85;
}

[data-theme="dark"] .aisaas-section--newsletter-trending {
    background: var(--aisaas-bg-secondary);
}

[data-theme="dark"] .aisaas-newsletter,
[data-theme="dark"] .aisaas-trending {
    background: var(--aisaas-bg);
    border-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-newsletter__input {
    background: var(--aisaas-bg-secondary);
    border-color: var(--aisaas-border);
    color: var(--aisaas-text);
}

[data-theme="dark"] .aisaas-newsletter__input:focus {
    border-color: var(--aisaas-primary);
}

[data-theme="dark"] .aisaas-trending__tag {
    background: var(--aisaas-bg-secondary);
    border-color: var(--aisaas-border);
    color: var(--aisaas-text-muted);
}

[data-theme="dark"] .aisaas-trending__tag:hover {
    background: rgba(26, 86, 219, 0.15);
    border-color: var(--aisaas-primary);
    color: var(--aisaas-primary);
}

[data-theme="dark"] .aisaas-score-circle {
    background: var(--aisaas-bg-tertiary);
    color: var(--aisaas-text);
}

[data-theme="dark"] .aisaas-info-table {
    background: var(--aisaas-bg-secondary);
}

[data-theme="dark"] .aisaas-info-table th {
    background: var(--aisaas-bg-tertiary);
    color: var(--aisaas-text);
}

[data-theme="dark"] .aisaas-info-table td {
    color: var(--aisaas-text-secondary);
    border-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-pros-cons {
    background: var(--aisaas-bg-secondary);
}

[data-theme="dark"] .aisaas-faq__item {
    background: var(--aisaas-bg-secondary);
    border-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-faq__question {
    color: var(--aisaas-text);
}

[data-theme="dark"] .aisaas-faq__answer {
    color: var(--aisaas-text-secondary);
}

[data-theme="dark"] .aisaas-sidebar-widget {
    background: var(--aisaas-bg-secondary);
    border-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-reviews-section {
    background: var(--aisaas-bg-secondary);
}

[data-theme="dark"] .aisaas-review-card {
    background: var(--aisaas-bg-tertiary);
    border-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-reviews-summary {
    background: var(--aisaas-bg-tertiary);
}

[data-theme="dark"] .aisaas-review-form {
    background: var(--aisaas-bg-secondary);
}

[data-theme="dark"] .aisaas-review-form textarea,
[data-theme="dark"] .aisaas-review-form input[type="text"] {
    background: var(--aisaas-bg-tertiary);
    color: var(--aisaas-text);
    border-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-gallery-preview {
    background: var(--aisaas-bg-secondary);
}

[data-theme="dark"] .aisaas-gallery__lightbox {
    background: rgba(0, 0, 0, 0.9);
}

[data-theme="dark"] .aisaas-gallery-thumbs {
    background: var(--aisaas-bg-secondary);
}

[data-theme="dark"] .aisaas-gallery__thumb {
    border-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-gallery__thumb--active {
    border-color: var(--aisaas-primary);
}

/* 閳光偓閳光偓 Comparison page overrides 閳光偓閳光偓 */
[data-theme="dark"] .aisaas-comp-header {
    background: var(--aisaas-bg-secondary);
}

[data-theme="dark"] .aisaas-comp-header-card {
    background: var(--aisaas-bg-tertiary);
    border-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-comp-table {
    background: var(--aisaas-bg-secondary);
}

[data-theme="dark"] .aisaas-comp-table th {
    background: var(--aisaas-bg-tertiary);
    color: var(--aisaas-text);
}

[data-theme="dark"] .aisaas-comp-table td {
    color: var(--aisaas-text-secondary);
    border-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-verdict-summary {
    background: var(--aisaas-bg-secondary);
    border-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-comp-scenario-card {
    background: var(--aisaas-bg-secondary);
    border-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-comp-scenario-card:hover {
    border-color: var(--aisaas-primary);
}

/* 閳光偓閳光偓 Smooth transition for theme switch 閳光偓閳光偓 */
html.transitioning,
html.transitioning *,
html.transitioning *::before,
html.transitioning *::after {
    transition: background-color 0.3s ease,
                color 0.3s ease,
                border-color 0.3s ease,
                box-shadow 0.3s ease !important;
}