/* ================================
   CSS Variables & Layout System
   ================================ */

:root {
    /* Layout Container & Spacing */
    --container: 1100px;
    --gutter-d: 24px;
    --gutter-m: 16px;
    --section-y-d: 64px;
    --section-y-m: 40px;
    --card-gap-d: 16px;
    --card-gap-m: 12px;
    
    /* Colors - Light Mode */
    --color-bg: #f9fafb;
    --color-fg: #0a0a0a;
    --color-card: #ffffff;
    --color-card-hover: #fafafa;
    --color-border: rgba(0, 0, 0, 0.1);
    --color-border-hover: rgba(0, 102, 255, 0.3);
    --color-input-bg: #ffffff;
    --color-input-border: #e5e7eb;
    --color-text-primary: #111827;
    --color-text-secondary: #6b7280;
    --color-text-muted: #9ca3af;
    
    /* Brand Colors */
    --color-blue: #0066FF;
    --color-blue-dark: #0052CC;
    --color-blue-light: #4D9FFF;
    
    /* Font Families */
    --font-inter: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-poppins: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.625rem;
    --radius-xl: 0.875rem;
    --radius-2xl: 1rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
}

/* Dark Mode */
body.dark-mode {
    --color-bg: #111827;
    --color-fg: #f9fafb;
    --color-card: #1f2937;
    --color-card-hover: #374151;
    --color-border: #374151;
    --color-border-hover: #4b5563;
    --color-input-bg: #111827;
    --color-input-border: #374151;
    --color-text-primary: #f9fafb;
    --color-text-secondary: #9ca3af;
    --color-text-muted: #6b7280;
}

/* ================================
   Reset & Base Styles
   ================================ */

html, body {
    margin: 0;
    padding: 0;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-inter);
    background-color: var(--color-bg);
    color: var(--color-fg);
    line-height: 1.5;
    transition: background-color var(--transition-slow), color var(--transition-slow);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3 {
    margin: 0 0 16px;
    font-weight: 500;
    line-height: 1.3;
    color: var(--color-text-primary);
    text-align: center;
}

h1 { font-size: 1.5rem; }
h2 { font-size: 1.25rem; }
h3 { font-size: 1.125rem; }

p {
    margin: 0 0 12px;
    line-height: 1.6;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    outline: none;
}

input {
    font-family: inherit;
    outline: none;
}

ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

/* ================================
   Layout Container System
   ================================ */

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding-left: var(--gutter-d);
    padding-right: var(--gutter-d);
    width: 100%;
    box-sizing: border-box;
}

section {
    padding-top: var(--section-y-d);
    padding-bottom: var(--section-y-d);
}

.full-bleed {
    width: 100vw;
    margin-left: 50%;
    transform: translateX(-50%);
}

/* ================================
   Header Styles
   ================================ */

.header {
   position: static; /* not sticky or fixed */
    background-color: var(--color-card);
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
    width: 100%;
    z-index: auto;
    transition: background-color var(--transition-slow), border-color var(--transition-slow);
    margin-bottom: 0rem; /* optional, adds breathing space before next section */
}

body.dark-mode .header {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.header-inner {
    padding-top: 2rem;
    padding-bottom: 2rem;
}

.search-wrapper {
    margin-bottom: 0.75rem;
}

.search-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.search-input-wrapper {
    position: relative;
    flex: 1;
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    width: 1.25rem;
    height: 1.25rem;
    color: var(--color-text-muted);
    pointer-events: none;
}

.search-input {
    width: 100%;
    padding: 1.5rem 6rem 1.5rem 3rem;
    border: 1px solid var(--color-input-border);
    border-radius: 0.875rem;
    background-color: var(--color-input-bg);
    color: var(--color-text-primary);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

body.dark-mode .search-input {
    box-shadow: inset 0 2px 4px 0 rgba(0, 0, 0, 0.2);
}

.search-input:focus {
    border-color: var(--color-blue);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

.search-input::placeholder {
    color: var(--color-text-muted);
}

.keyboard-shortcut {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-md);
    background-color: rgba(0, 0, 0, 0.05);
    color: var(--color-text-muted);
    font-size: 0.75rem;
}

body.dark-mode .keyboard-shortcut {
    background-color: rgba(255, 255, 255, 0.1);
}

.dark-mode-toggle {
    flex-shrink: 0;
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    transition: all var(--transition-fast);
}

.dark-mode-toggle:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

body.dark-mode .dark-mode-toggle:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.dark-mode-toggle svg {
    width: 1.25rem;
    height: 1.25rem;
}

.moon-icon { display: none; }
body.dark-mode .sun-icon { display: none; }
body.dark-mode .moon-icon { display: block; }

.hint-text {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: 1rem;
    text-align: center;
}

/* Category Filters */
.filters-container {
    position: relative;
}

.filters-scroll {
    overflow-x: auto;
    padding-bottom: 0.25rem;
    scrollbar-width: none;
    -ms-overflow-style: none;
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.filters-scroll::-webkit-scrollbar {
    display: none;
}

.category-filter {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    white-space: nowrap;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.category-count {
    margin-left: 0.25rem;
    padding: 0.125rem 0.375rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 500;
}

.category-filter.active {
    background-color: var(--color-blue);
    color: white;
    box-shadow: var(--shadow-md);
    transform: scale(1.05);
}

.category-filter.active .category-count {
    background-color: rgba(0, 0, 0, 0.2);
    color: white;
}

/* Category Colors */
.bg-blue { background-color: #dbeafe; color: #1e40af; }
.bg-emerald { background-color: #d1fae5; color: #065f46; }
.bg-purple { background-color: #e9d5ff; color: #6b21a8; }
.bg-orange { background-color: #fed7aa; color: #9a3412; }
.bg-red { background-color: #fecaca; color: #991b1b; }
.bg-yellow { background-color: #fef3c7; color: #92400e; }
.bg-indigo { background-color: #e0e7ff; color: #3730a3; }
.bg-pink { background-color: #fce7f3; color: #9f1239; }
.bg-rose { background-color: #ffe4e6; color: #9f1239; }

body.dark-mode .bg-blue { background-color: rgba(59, 130, 246, 0.2); color: #93c5fd; }
body.dark-mode .bg-emerald { background-color: rgba(16, 185, 129, 0.2); color: #6ee7b7; }
body.dark-mode .bg-purple { background-color: rgba(168, 85, 247, 0.2); color: #c4b5fd; }
body.dark-mode .bg-orange { background-color: rgba(251, 146, 60, 0.2); color: #fdba74; }
body.dark-mode .bg-red { background-color: rgba(239, 68, 68, 0.2); color: #fca5a5; }
body.dark-mode .bg-yellow { background-color: rgba(251, 191, 36, 0.2); color: #fcd34d; }
body.dark-mode .bg-indigo { background-color: rgba(99, 102, 241, 0.2); color: #a5b4fc; }
body.dark-mode .bg-pink { background-color: rgba(236, 72, 153, 0.2); color: #f9a8d4; }
body.dark-mode .bg-rose { background-color: rgba(244, 63, 94, 0.2); color: #fda4af; }

/* ================================
   Main Summary Section
   ================================ */
.main-title {
    font-weight: bold;
    text-align: center;
    margin-top: 8px;
    margin-bottom: 8px;
}
.summary-text {
    text-align: center;
    margin-top: 0px;

}


/* ================================
   Channel List Section
   ================================ */

.title-section {
    margin-bottom: 1.5rem;
    text-align: center;
}

.title-section h1 {
    margin-bottom: 0.5rem;
    font-size: 2.25rem;
    font-weight: 700;
    
    text-align: center;
}

.title-section h2 {
    font-weight: bold;
    font-size: 1.5rem;
}

.subtitle {
    color: var(--color-text-secondary);
    font-size: 1rem;
    text-align: center;
}

/* Pagination */
.pagination-controls {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem;
    border-radius: var(--radius-xl);
    background-color: var(--color-card);
    border: 1px solid var(--color-border);
    margin-bottom: 1.5rem;
}

.pagination-bottom {
    margin-top: 2rem;
    margin-bottom: 0;
}

.pagination-left {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.pagination-select {
    width: 5rem;
    padding: 0.5rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-card);
    color: var(--color-text-primary);
    font-size: 0.875rem;
    cursor: pointer;
}

body.dark-mode .pagination-select {
    background-color: var(--color-input-bg);
}

.pagination-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.pagination-button {
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background-color: var(--color-card);
    color: var(--color-text-primary);
    transition: all var(--transition-fast);
}

body.dark-mode .pagination-button {
    background-color: var(--color-input-bg);
}

.pagination-button:hover:not(:disabled) {
    background-color: var(--color-card-hover);
    border-color: var(--color-blue);
}

body.dark-mode .pagination-button:hover:not(:disabled) {
    background-color: #374151;
}

.pagination-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-button svg {
    width: 1rem;
    height: 1rem;
}

.pagination-info {
    font-size: 0.875rem;
    color: var(--color-text-primary);
    padding: 0 0.75rem;
}

/* Channel List */
.channel-list {
    display: flex;
    flex-direction: column;
    gap: var(--card-gap-d);
}

.channel-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    border-radius: 12px;
    background-color: var(--color-card);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

.channel-card:hover {
    background-color: var(--color-card-hover);
    box-shadow: var(--shadow-md);
}

body.dark-mode .channel-card:hover {
    background-color: #374151;
}

.channel-number {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 3.125rem;
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-lg);
    background-color: var(--color-blue);
    color: white;
    font-weight: 600;
    font-size: 0.875rem;
}

.channel-info {
    flex: 1;
    min-width: 0;
}

.channel-name {
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: 0.125rem;
    color: var(--color-text-primary);
}

.channel-name mark {
    background-color: #fef08a;
    color: #111827;
    padding: 0.125rem;
    border-radius: 0.125rem;
}

.channel-meta {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.channel-actions {
    display: flex;
    align-items: center;
}

.favorite-button {
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
}

.favorite-button:hover {
    color: #ef4444;
    background-color: rgba(239, 68, 68, 0.1);
}

.favorite-button.favorited {
    color: #ef4444;
}

.favorite-button svg {
    width: 1.25rem;
    height: 1.25rem;
}

.favorite-button.favorited svg {
    fill: currentColor;
}

.no-results {
    text-align: center;
    padding: 4rem 1rem;
    color: var(--color-text-secondary);
}

/* ================================
   Download CTA Section
   ================================ */

.download-cta {
    text-align: center;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    background-color: var(--color-card);
    margin-bottom: 3rem;
}

.cta-inner {
    max-width: 820px;
    margin: 0 auto;
}

.download-cta h2 {
    font-family: var(--font-poppins);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-align: center;
}

.download-cta p {
    font-family: var(--font-inter);
    font-size: 1.0625rem;
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    text-align: center;
}

.cta-button-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 1.5rem;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    border-radius: 0.625rem;
    background-color: #3B82F6 !important;
    color: #ffffff !important;
    font-family: var(--font-poppins);
    font-size: 1rem;
    font-weight: 600;
    box-shadow: 0 4px 14px rgba(59, 130, 246, 0.39);
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
}

.cta-button:hover {
    background-color: #2563EB !important;
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.5);
    transform: translateY(-2px);
}

.cta-icon {
    width: 1.25rem;
    height: 1.25rem;
    flex-shrink: 0;
}

.download-cta .footer-text {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    text-align: center;
}

/* ================================
   Product Comparison
   ================================ */

.comparison {
    background-color: var(--color-bg);
}

.comparison h2 {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 2rem;
    text-align: center;
}

.table-wrap {
    max-width: var(--container);
    margin: 0 auto;
}

.comparison-desktop {
    display: none;
    border-radius: var(--radius-xl);
    overflow: hidden;
    background-color: var(--color-card);
    box-shadow: var(--shadow-lg);
}

.comparison-grid {
    display: flex;
    flex-direction: column;
}

.comp-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    background-color: var(--color-card);
}

.comp-header {
    background-color: rgba(0, 0, 0, 0.02);
}

body.dark-mode .comp-header {
    background-color: rgba(255, 255, 255, 0.05);
}

.comp-row.row-alt {
    background-color: rgba(0, 0, 0, 0.02);
}

body.dark-mode .comp-row.row-alt {
    background-color: rgba(255, 255, 255, 0.02);
}

.comp-cell {
    padding: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    flex-direction: column;
    gap: 0.5rem;
}

.comp-cell.label-cell {
    color: var(--color-text-secondary);
    justify-content: flex-start;
    text-align: left;
}

.v5-cell {
    border-left: 2px solid var(--color-blue);
}

.v6-cell {
    border-left: 2px solid #10b981;
}

.product-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.product-name {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-text-primary);
}

.product-badge {
    font-size: 0.875rem;
}

.badge-blue { color: var(--color-blue); }
.badge-green { color: #10b981; }

.shop-btn {
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-lg);
    color: white;
    font-weight: 600;
    font-size: 0.875rem;
    transition: all var(--transition-fast);
    margin-top: 0.75rem;
    max-width: 180px;
}

.btn-blue {
    background-color: var(--color-blue);
}

.btn-blue:hover {
    background-color: var(--color-blue-dark);
}

.btn-green {
    background-color: #10b981;
}

.btn-green:hover {
    background-color: #059669;
}

.apps-list {
    text-align: left;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.apps-list li {
    margin-bottom: 0.25rem;
}

.highlight-green {
    color: #10b981;
}

/* Mobile View */
.comparison-mobile {
    display: block;
}

.product-card {
    border-radius: var(--radius-xl);
    overflow: hidden;
    background-color: var(--color-card);
    box-shadow: var(--shadow-lg);
    margin-bottom: 1.5rem;
}

.product-card:last-child {
    margin-bottom: 0;
}

.product-card-header {
    padding: 1.5rem;
    text-align: center;
}

.v5-header {
    border-bottom: 4px solid var(--color-blue);
    background-color: rgba(0, 0, 0, 0.02);
}

body.dark-mode .v5-header {
    background-color: rgba(255, 255, 255, 0.05);
}

.v6-header {
    border-bottom: 4px solid #10b981;
    background-color: rgba(0, 0, 0, 0.02);
}

body.dark-mode .v6-header {
    background-color: rgba(255, 255, 255, 0.05);
}

.product-card-body {
    background-color: var(--color-card);
}

.feature-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--color-border);
}

.feature-row:last-child {
    border-bottom: none;
}

.feature-label {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.feature-value {
    color: var(--color-text-primary);
    font-weight: 500;
}

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

.apps-list-mobile {
    text-align: left;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    width: 100%;
    margin-top: 0.5rem;
}

.apps-list-mobile li {
    margin-bottom: 0.25rem;
}

/* ================================
   Guides Section
   ================================ */

.guides {
    background-color: var(--color-bg);
}

.section-divider {
    height: 1px;
    background-color: var(--color-border);
    margin-bottom: 2rem;
}

.guides-header {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
    
}

.guides-title-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.icon-box {
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-xl);
    background-color: rgba(0, 102, 255, 0.1);
    flex-shrink: 0;
}

body.dark-mode .icon-box {
    background-color: rgba(0, 102, 255, 0.2);
}

.icon-box svg {
    width: 1.5rem;
    height: 1.5rem;
    color: var(--color-blue);
}

body.dark-mode .icon-box svg {
    color: var(--color-blue-light);
}

.guides-subtitle {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    text-align: center;
    max-width: 680px;
    margin: 0 auto;
}

.guides-grid {
    display: grid;
    gap: var(--card-gap-d);
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.guide-card {
    display: flex;
    gap: 1rem;
    padding: 1.25rem;
    border-radius: 12px;
    background-color: var(--color-card);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.guide-card:hover {
    background-color: var(--color-card-hover);
    box-shadow: var(--shadow-md);
}

body.dark-mode .guide-card:hover {
    background-color: #374151;
}

.guide-icon {
    flex-shrink: 0;
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-xl);
    background-color: rgba(0, 102, 255, 0.1);
    font-size: 1.5rem;
}

body.dark-mode .guide-icon {
    background-color: rgba(0, 102, 255, 0.2);
}

.guide-content {
    flex: 1;
    min-width: 0;
}

.guide-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.guide-title {
    flex: 1;
    font-size: 1.125rem;
    font-weight: 500;
    text-align: left;
    color: var(--color-text-primary);
    margin: 0;
}

.badge-coming-soon {
    flex-shrink: 0;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-md);
    background-color: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

body.dark-mode .badge-coming-soon {
    background-color: rgba(239, 68, 68, 0.2);
}

.guide-description {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    text-align: left;
}

/* ================================
   FAQ Section
   ================================ */

.faq {
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.01), transparent);
}

body.dark-mode .faq {
    background: var(--color-bg);
}

.faq-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.faq-title-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.help-icon {
    width: 1.75rem;
    height: 1.75rem;
    color: var(--color-blue);
}

.faq-header h2 {
    font-family: var(--font-poppins);
    font-size: 2rem;
    font-weight: 700;
}

.faq-header p {
    font-family: var(--font-inter);
    font-size: 1.0625rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
    text-align: center;
}

.faq-wrap {
    max-width: 900px;
    margin: 0 auto;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: var(--card-gap-d);
}

.faq-item {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    background-color: var(--color-card);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-slow);
}

.faq-item:hover {
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-md);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    text-align: left;
    background-color: transparent;
    color: var(--color-text-primary);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.faq-question:hover {
    background-color: rgba(0, 0, 0, 0.01);
}

body.dark-mode .faq-question:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

.faq-number {
    flex-shrink: 0;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.1), rgba(16, 185, 129, 0.1));
    color: var(--color-blue);
    font-family: var(--font-poppins);
    font-size: 0.875rem;
    font-weight: 600;
}

body.dark-mode .faq-number {
    background: rgba(0, 102, 255, 0.2);
    color: var(--color-blue-light);
}

.faq-question-text {
    flex: 1;
    font-family: var(--font-poppins);
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.5;
    transition: color var(--transition-base);
    text-align: left;
}

.faq-item.active .faq-question-text,
.faq-question:hover .faq-question-text {
    color: var(--color-blue);
}

.faq-icon {
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
    color: var(--color-text-muted);
    transition: transform var(--transition-base);
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow) ease;
}

.faq-item.active .faq-answer {
    max-height: 31.25rem;
}

.faq-answer-content {
    padding: 0 1.5rem 1.5rem;
    padding-left: calc(1.5rem + 2rem + 1rem);
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.01), transparent);
}

body.dark-mode .faq-answer-content {
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.02), transparent);
}

.faq-answer-text {
    font-family: var(--font-inter);
    font-size: 0.9375rem;
    font-weight: 400;
    line-height: 1.7;
    color: var(--color-text-secondary);
    text-align: left;
}

/* Back to Top */
.back-to-top-wrapper {
    margin-top: 3rem;
    display: flex;
    justify-content: center;
}

.back-to-top-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-blue);
    background-color: var(--color-card);
    color: var(--color-blue);
    font-family: var(--font-poppins);
    font-size: 0.9375rem;
    font-weight: 600;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-slow);
}

.back-to-top-btn:hover {
    background-color: var(--color-blue);
    color: white;
    box-shadow: var(--shadow-md);
}

body.dark-mode .back-to-top-btn {
    border-color: var(--color-border);
    color: var(--color-text-primary);
}

body.dark-mode .back-to-top-btn:hover {
    background-color: var(--color-card-hover);
}

.back-to-top-btn svg {
    width: 1rem;
    height: 1rem;
    transition: transform var(--transition-slow);
}

.back-to-top-btn:hover svg {
    transform: translateY(-0.25rem);
}

/* ================================
   Responsive Media Queries
   ================================ */

@media (max-width: 1024px) {
    :root {
        --container: 920px;
    }
}

@media (min-width: 1025px) {
    .comparison-desktop {
        display: block !important;
    }
    
    .comparison-mobile {
        display: none !important;
    }
}

@media (max-width: 1024px) {
    .comparison-desktop {
        display: none !important;
    }
    
    .comparison-mobile {
        display: block !important;
    }
}

@media (max-width: 768px) {
    .container {
        padding-left: var(--gutter-m);
        padding-right: var(--gutter-m);
    }
    
    section {
        padding-top: var(--section-y-m);
        padding-bottom: var(--section-y-m);
    }
    
    h1 { font-size: 1.375rem; }
    h2 { font-size: 1.125rem; }
    h3 { font-size: 1rem; }
    
    .pagination-controls {
        flex-direction: row;
        align-items: center;
    }
    
    .guides-grid {
        grid-template-columns: 1fr;
        gap: var(--card-gap-m);
    }
    
    .comparison .table-wrap {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .download-cta .cta-inner {
        max-width: 100%;
    }
    
    .cta-button {
        max-width: 90%;
    }
    
    .cta-button-wrapper {
        display: flex;
        justify-content: center;
        align-items: center;
    }
    
    .faq-wrap {
        max-width: 100%;
    }
    
    .channel-list {
        gap: var(--card-gap-m);
    }
    
    .download-cta h2 {
        font-size: 1.375rem;
    }
    
    .comparison h2 {
        font-size: 1.5rem;
    }
    
    .faq-header h2 {
        font-size: 1.5rem;
    }
    
    .guide-title {
        font-size: 1rem;
    }
    
    .guide-description {
        font-size: 0.8125rem;
    }
    
    .badge-coming-soon {
        font-size: 0.75rem;
        padding: 0.25rem 0.5rem;
    }
    
    .guides-subtitle {
        text-align: center;
    }
    
    .search-input {
        padding: 1.25rem 6rem 1.25rem 2.5rem;
        font-size: 16px;
    }
    
    .filters-scroll {
        justify-content: flex-start;
        flex-wrap: nowrap;
    }

   
}

/* ================================
   Utility Classes
   ================================ */

.hidden {
    display: none !important;
}

.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;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.loading {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}