:root {
    --bg: #0A0A0B;
    --sidebar-bg: #121214;
    --card-bg: #1A1A1D;
    --primary: #748680;
    --primary-hover: #5F6F69;
    --text: #faf8f8;
    --text-secondary: #9CA3AF;
    --border: #2A2A2E;
    --header-bg: #121214;
    --input-bg: #0F0F11;
    --shadow-color: rgba(0, 0, 0, 0.55);
    --tint-rgb: 255, 255, 255; 
}

body.light-mode {
    --bg: #EDEEF1;
    --sidebar-bg: #D4D6DA;
    --card-bg: #F7F7F9;

    --primary: #748680;      
    --primary-hover: #5F6F69;  

    --text: #1F2937;           
    --text-secondary: #6B7280; 

    --border: #D4D6DA;
    --header-bg: #F7F7F9;
    --input-bg: #FFFFFF;

    --shadow-color: rgba(15, 23, 42, 0.08);
    --tint-rgb: 0, 0, 0; 
}

* {
    scrollbar-width: thin;
    scrollbar-color: var(--border) transparent;
}

html {
    scroll-behavior: smooth;
}

body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Inter', ui-sans-serif, system-ui, sans-serif;
    transition: background-color 0.35s ease, color 0.35s ease;
}

.sidebar-bg {
    background: var(--sidebar-bg);
    border-right: 1px solid var(--border);
}

.sidebar-item {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    transition: background-color 0.2s ease, color 0.2s ease, transform 0.15s ease;
}

.sidebar-item:hover {
    background: rgba(var(--tint-rgb), 0.08);
    color: var(--text);
    transform: translateX(2px);
}

.sidebar-item.active {
    background: var(--primary);
    color: #FFFFFF;
    box-shadow: 0 4px 14px rgba(var(--tint-rgb), 0.25);
}

.sidebar-item svg {
    flex-shrink: 0;
}

.sidebar-subitem {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: background-color 0.2s ease, color 0.2s ease, padding-left 0.2s ease;
}

.sidebar-subitem:hover {
    color: var(--text);
    padding-left: 4px;
}

.sidebar-subitem.active {
    color: var(--primary);
    font-weight: 600;
}

.sidebar-subitem .dot {
    background: var(--text-secondary);
    transition: background-color 0.2s ease, transform 0.2s ease;
}

.sidebar-subitem:hover .dot,
.sidebar-subitem.active .dot {
    background: var(--primary);
    transform: scale(1.3);
}

.category-caret {
    transition: transform 0.25s ease;
}

.category-caret.rotated {
    transform: rotate(180deg);
}

#categoryList {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

#categoryList.open {
    max-height: 400px;
}

.sidebar-divider {
    border-color: var(--border);
}

.header-bg {
    background: var(--header-bg);
    border-bottom: 1px solid var(--border);
}

.page-subtitle {
    color: var(--text-secondary);
}

.search-input {
    background: var(--input-bg);
    border: 1px solid var(--border);
    color: var(--text);
}

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

.search-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(var(--tint-rgb), 0.18);
}

.icon-btn {
    background: var(--card-bg);
    border: 1px solid var(--border);
    color: var(--text);
    transition: background-color 0.2s ease, transform 0.15s ease;
}

.icon-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-1px);
}

.avatar-btn {
    border: 2px solid var(--border);
    transition: border-color 0.2s ease, transform 0.15s ease;
    overflow: hidden;
    background: var(--card-bg);
}

.avatar-btn:hover {
    border-color: var(--primary);
    transform: scale(1.05);
}

.section-title {
    color: var(--text);
    font-weight: 700;
}

.section-link {
    color: var(--primary);
    font-weight: 600;
    transition: gap 0.2s ease, color 0.2s ease;
}

.section-link:hover {
    color: var(--primary-hover);
    gap: 8px;
}

.card-bg {
    background: var(--card-bg);
    border: 1px solid var(--border);
    box-shadow: 0 4px 12px var(--shadow-color);
}

.skin-card {
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.skin-card:hover {
    box-shadow: 0 16px 32px var(--shadow-color);
    border-color: var(--primary);
}

.skin-card img {
    image-rendering: pixelated;
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    box-sizing: border-box;
}

.category-badge {
    display: inline-block;
    background: rgba(var(--tint-rgb), 0.1);
    color: var(--primary);
    border: 1px solid rgba(var(--tint-rgb), 0.25);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    padding: 3px 10px;
    border-radius: 999px;
    text-transform: uppercase;
}

.download-count {
    color: var(--text-secondary);
    font-size: 0.82rem;
}

.skin-name {
    color: var(--text);
}

.download-btn {
    background: var(--primary);
    color: #FFFFFF;
    transition: background-color 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease;
}

.download-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(var(--tint-rgb), 0.25);
}

.heart-btn {
    background: var(--card-bg);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    transition: transform 0.2s ease, color 0.2s ease, background-color 0.2s ease;
}

.heart-btn:hover {
    transform: scale(1.12);
}

.heart-btn.liked {
    color: #EF4444;
    border-color: #EF4444;
}

.carousel-images {
    display: flex;
    height: 100%;
    transition: transform 0.35s ease;
}

.carousel-slide {
    flex-shrink: 0;
    width: 100%;
    height: 100%;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem;
}

.primary-btn {
    background: var(--primary);
    color: #FFFFFF;
    transition: background-color 0.2s ease, transform 0.15s ease;
}

.primary-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
}

.select-control {
    background: var(--input-bg);
    border: 1px solid var(--border);
    color: var(--text);
}

.select-control:focus {
    outline: none;
    border-color: var(--primary);
}

.chip {
    background: var(--card-bg);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.85rem;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.chip:hover {
    color: var(--text);
    border-color: var(--primary);
}

.chip.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.toggle-switch {
    width: 42px;
    height: 24px;
    background: var(--border);
    border-radius: 999px;
    position: relative;
    cursor: pointer;
    transition: background-color 0.25s ease;
    flex-shrink: 0;
}

.toggle-switch.on {
    background: var(--primary);
}

.toggle-switch .knob {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background: #fff;
    border-radius: 50%;
    transition: transform 0.25s ease;
    box-shadow: 0 1px 3px rgba(0,0,0,0.4);
}

.toggle-switch.on .knob {
    transform: translateX(18px);
}

.mobile-menu {
    transform: translateX(-100%);
    transition: transform 0.3s ease;
}

.mobile-menu.open {
    transform: translateX(0);
}

@media (min-width: 1480px) {
    .mobile-menu {
        transform: translateX(0);
    }
}

.page-view {
    animation: fadeIn 0.35s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

.empty-state {
    color: var(--text-secondary);
}

.divider-line {
    border-color: var(--border);
}

input, select {
    color-scheme: dark;
}

body.light-mode input,
body.light-mode select {
    color-scheme: light;
}