/* =============================================
   GUNPLA GUIDE - Base Styles
   Design System, Layout, Header, Footer
   ============================================= */

/* ===== CSS Variables (Design Tokens) ===== */
:root {
    /* Primary Colors - Gundam Theme */
    --color-primary: #E31837;
    --color-primary-dark: #B81430;
    --color-primary-light: #FF3D5A;

    /* Secondary Colors */
    --color-secondary: #1E40AF;
    --color-secondary-dark: #1E3A8A;
    --color-secondary-light: #3B82F6;

    /* Accent Colors */
    --color-accent: #FBBF24;
    --color-accent-dark: #D97706;

    /* Neutral Colors */
    --color-white: #FFFFFF;
    --color-gray-50: #F9FAFB;
    --color-gray-100: #F3F4F6;
    --color-gray-200: #E5E7EB;
    --color-gray-300: #D1D5DB;
    --color-gray-400: #9CA3AF;
    --color-gray-500: #6B7280;
    --color-gray-600: #4B5563;
    --color-gray-700: #374151;
    --color-gray-800: #1F2937;
    --color-gray-900: #111827;
    --color-black: #000000;

    /* Dark Theme Colors */
    --color-dark-bg: #0D1117;
    --color-dark-surface: #161B22;
    --color-dark-border: #30363D;
    --color-dark-text: #C9D1D9;

    /* Semantic Colors */
    --color-success: #10B981;
    --color-warning: #F59E0B;
    --color-error: #EF4444;
    --color-info: #3B82F6;

    /* Grade Colors */
    --grade-eg: #8B5CF6;
    --grade-hg: #3B82F6;
    --grade-rg: #10B981;
    --grade-mg: #F59E0B;
    --grade-pg: #E31837;
    --grade-sd: #EC4899;

    /* Typography */
    --font-primary: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Orbitron', sans-serif;

    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 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);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 20px rgba(227, 24, 55, 0.3);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;

    /* Z-index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-modal: 300;
    --z-overlay: 400;
    --z-toast: 500;

    /* Layout */
    --header-height: 64px;
    --sidebar-width: 280px;
    --container-max: 1400px;

    /* Theme-specific (default: dark) */
    --theme-bg: var(--color-dark-bg);
    --theme-surface: var(--color-dark-surface);
    --theme-border: var(--color-dark-border);
    --theme-text: var(--color-dark-text);
    --theme-text-muted: var(--color-gray-400);
    --theme-hover: rgba(255, 255, 255, 0.05);
    --theme-card-bg: var(--color-dark-surface);
}

/* ===== Theme: Light ===== */
[data-theme="light"] {
    --theme-bg: #F8FAFC;
    --theme-surface: #FFFFFF;
    --theme-border: #E2E8F0;
    --theme-text: #1E293B;
    --theme-text-muted: #64748B;
    --theme-hover: rgba(0, 0, 0, 0.05);
    --theme-card-bg: #FFFFFF;
    --color-dark-bg: #F8FAFC;
    --color-dark-surface: #FFFFFF;
    --color-dark-border: #E2E8F0;
    --color-dark-text: #1E293B;
    --color-dark-hover: rgba(0, 0, 0, 0.05);
}

/* ===== Theme: RX-78 Edition (Blue accent) ===== */
[data-theme="rx78"] {
    --color-primary: #2563EB;
    --color-primary-dark: #1D4ED8;
    --color-primary-light: #3B82F6;
    --theme-bg: #0C1929;
    --theme-surface: #132337;
    --theme-border: #1E3A5F;
    --theme-text: #E2E8F0;
    --theme-text-muted: #94A3B8;
    --color-dark-bg: #0C1929;
    --color-dark-surface: #132337;
    --color-dark-border: #1E3A5F;
    --shadow-glow: 0 0 20px rgba(37, 99, 235, 0.3);
}

/* ===== Theme: Red Comet Edition (Char's theme) ===== */
[data-theme="char"] {
    --color-primary: #DC2626;
    --color-primary-dark: #B91C1C;
    --color-primary-light: #EF4444;
    --theme-bg: #1A0A0A;
    --theme-surface: #2D1515;
    --theme-border: #4A2020;
    --theme-text: #FEE2E2;
    --theme-text-muted: #FCA5A5;
    --color-dark-bg: #1A0A0A;
    --color-dark-surface: #2D1515;
    --color-dark-border: #4A2020;
    --shadow-glow: 0 0 20px rgba(220, 38, 38, 0.4);
}

/* ===== Theme: Zeon Edition (Green accent) ===== */
[data-theme="zeon"] {
    --color-primary: #22C55E;
    --color-primary-dark: #16A34A;
    --color-primary-light: #4ADE80;
    --theme-bg: #0A1A0F;
    --theme-surface: #132D1A;
    --theme-border: #1E4A28;
    --theme-text: #DCFCE7;
    --theme-text-muted: #86EFAC;
    --color-dark-bg: #0A1A0F;
    --color-dark-surface: #132D1A;
    --color-dark-border: #1E4A28;
    --shadow-glow: 0 0 20px rgba(34, 197, 94, 0.3);
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--color-dark-text);
    background-color: var(--color-dark-bg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: inherit;
    text-decoration: none;
}

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

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

ul,
ol {
    list-style: none;
}

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

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

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: linear-gradient(180deg, var(--color-dark-surface) 0%, rgba(22, 27, 34, 0.95) 100%);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-dark-border);
    z-index: var(--z-sticky);
}

.header-container {
    max-width: var(--container-max);
    height: 100%;
    margin: 0 auto;
    padding: 0 var(--space-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

/* Logo */
.logo {
    flex-shrink: 0;
    z-index: 2;
}

.logo a {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.logo-icon {
    font-size: var(--text-2xl);
    color: var(--color-primary);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.7;
    }
}

.logo-text {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-white);
    letter-spacing: 0.05em;
}

.logo-highlight {
    color: var(--color-primary);
}

/* Search - Absolute Center */
.search-container {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    max-width: calc(100% - 500px);
    z-index: 1;
}

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

.search-box input {
    width: 100%;
    height: 42px;
    padding: 0 var(--space-12) 0 var(--space-4);
    background: var(--color-dark-bg);
    border: 1px solid var(--color-dark-border);
    border-radius: var(--radius-lg);
    color: var(--color-white);
    transition: var(--transition-base);
}

.search-box input::placeholder {
    color: var(--color-gray-500);
}

.search-box input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(227, 24, 55, 0.2);
}

.search-btn {
    position: absolute;
    right: var(--space-2);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-400);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.search-btn:hover {
    color: var(--color-primary);
    background: rgba(227, 24, 55, 0.1);
}

/* Search Autocomplete */
.search-autocomplete {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-dark-surface);
    border: 1px solid var(--color-dark-border);
    border-top: none;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    max-height: 300px;
    overflow-y: auto;
    display: none;
    z-index: 1000;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
}

.search-autocomplete.active {
    display: block;
}

.autocomplete-item {
    padding: var(--space-3) var(--space-4);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--space-3);
    border-bottom: 1px solid var(--color-dark-border);
    transition: background 0.15s ease;
}

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

.autocomplete-item:hover,
.autocomplete-item.selected {
    background: var(--color-dark-hover);
}

.autocomplete-item-type {
    font-size: var(--text-xs);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    background: var(--color-primary);
    color: white;
    text-transform: uppercase;
    flex-shrink: 0;
}

.autocomplete-item-type.series {
    background: var(--color-gray-600);
}

.autocomplete-item-type.model {
    background: #6366f1;
}

.autocomplete-item-text {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.autocomplete-item-text mark {
    background: rgba(227, 24, 55, 0.3);
    color: var(--color-primary);
    padding: 0 2px;
    border-radius: 2px;
}

/* Search History Styles */
.autocomplete-item.history-item {
    background: rgba(100, 100, 100, 0.1);
}

.autocomplete-item-type.history {
    background: transparent;
    font-size: 16px;
    padding: 0;
}

.history-delete-btn {
    margin-left: auto;
    background: transparent;
    border: none;
    color: var(--color-gray-500);
    font-size: 18px;
    cursor: pointer;
    padding: 0 var(--space-2);
    line-height: 1;
    transition: color 0.2s ease;
}

.history-delete-btn:hover {
    color: var(--color-primary);
}

/* Navigation */
.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    z-index: 2;
}

/* Theme Dropdown */
.theme-dropdown {
    position: relative;
}

.theme-toggle-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: transparent;
    border: 1px solid var(--color-dark-border);
    border-radius: var(--radius-md);
    color: var(--color-gray-400);
    cursor: pointer;
    transition: all 0.2s ease;
}

.theme-toggle-btn:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
    background: rgba(227, 24, 55, 0.1);
}

.theme-dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: var(--space-2);
    background: var(--color-dark-surface);
    border: 1px solid var(--color-dark-border);
    border-radius: var(--radius-lg);
    min-width: 150px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s ease;
    z-index: var(--z-dropdown);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
}

.theme-dropdown.active .theme-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.theme-option {
    display: block;
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: transparent;
    border: none;
    color: var(--color-gray-300);
    text-align: left;
    cursor: pointer;
    transition: background 0.15s ease;
    font-size: var(--text-sm);
}

.theme-option:first-child {
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.theme-option:last-child {
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.theme-option:hover {
    background: var(--color-dark-hover);
}

.theme-option.active {
    color: var(--color-primary);
    background: rgba(227, 24, 55, 0.1);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    color: var(--color-gray-300);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.nav-item:hover,
.nav-item.active {
    color: var(--color-white);
    background: rgba(255, 255, 255, 0.05);
}

.nav-item.active {
    color: var(--color-primary);
}

.badge {
    min-width: auto;
    height: auto;
    padding: 0;
    font-size: var(--text-sm);
    font-weight: 600;
    line-height: 1;
    text-align: center;
    color: var(--color-white);
    background: transparent;
    border-radius: 0;
}

.badge:empty,
.badge[data-count="0"] {
    display: none;
}

/* Language Toggle */
.lang-toggle {
    display: flex;
    align-items: center;
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    color: var(--color-gray-400);
    border: 1px solid var(--color-dark-border);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.lang-toggle:hover {
    border-color: var(--color-primary);
    color: var(--color-white);
}

.lang-ko,
.lang-en {
    transition: var(--transition-fast);
}

.lang-toggle[data-lang="ko"] .lang-ko,
.lang-toggle[data-lang="en"] .lang-en {
    color: var(--color-primary);
    font-weight: 600;
}

.lang-divider {
    margin: 0 var(--space-1);
    opacity: 0.5;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    padding: 4px;
}

.mobile-menu-btn span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-gray-300);
    border-radius: 1px;
    transition: var(--transition-fast);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    z-index: var(--z-overlay);
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu {
    background: var(--color-dark-surface);
    padding: var(--space-6);
    transform: translateY(-20px);
    transition: var(--transition-base);
}

.mobile-menu-overlay.active .mobile-menu {
    transform: translateY(0);
}

.mobile-search {
    margin-bottom: var(--space-6);
}

.mobile-search input {
    width: 100%;
    height: 48px;
    padding: 0 var(--space-4);
    background: var(--color-dark-bg);
    border: 1px solid var(--color-dark-border);
    border-radius: var(--radius-lg);
    color: var(--color-white);
    font-size: var(--text-lg);
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.mobile-nav-item {
    padding: var(--space-4);
    font-size: var(--text-lg);
    color: var(--color-gray-300);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.mobile-nav-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-white);
}

.mobile-lang-toggle {
    margin-top: var(--space-6);
    width: 100%;
    padding: var(--space-4);
    font-size: var(--text-base);
    color: var(--color-gray-400);
    border: 1px solid var(--color-dark-border);
    border-radius: var(--radius-md);
}

/* ===== Main Content Layout ===== */
.main-content {
    flex: 1;
    display: flex;
    margin-top: var(--header-height);
    min-height: calc(100vh - var(--header-height));
}

/* ===== Filter Sidebar ===== */
.filter-sidebar {
    position: sticky;
    top: var(--header-height);
    width: var(--sidebar-width);
    height: calc(100vh - var(--header-height));
    padding: var(--space-6);
    background: var(--color-dark-surface);
    border-right: 1px solid var(--color-dark-border);
    overflow-y: auto;
    flex-shrink: 0;
}

.filter-sidebar::-webkit-scrollbar {
    width: 6px;
}

.filter-sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.filter-sidebar::-webkit-scrollbar-thumb {
    background: var(--color-dark-border);
    border-radius: 3px;
}

.filter-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-dark-border);
}

.filter-header h2 {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-white);
}

.filter-reset-btn {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-primary);
    background: rgba(227, 24, 55, 0.1);
    border: 1px solid rgba(227, 24, 55, 0.3);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
}

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

.filter-reset-btn::before {
    content: '↺';
    font-size: 14px;
}

/* Quick Reset Button in Results Area */
.quick-reset-btn {
    margin-left: var(--space-3);
    padding: var(--space-1) var(--space-2);
    font-size: var(--text-xs);
    font-weight: 500;
    color: var(--color-primary);
    background: rgba(227, 24, 55, 0.1);
    border: 1px solid rgba(227, 24, 55, 0.3);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
}

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

/* Active Filters - Collapsible Summary */
.active-filters-wrapper {
    margin-bottom: var(--space-4);
    background: rgba(227, 24, 55, 0.08);
    border: 1px solid rgba(227, 24, 55, 0.2);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.active-filters-summary {
    width: 100%;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    color: var(--color-primary);
    background: transparent;
    cursor: pointer;
    transition: var(--transition-fast);
}

.active-filters-summary:hover {
    background: rgba(227, 24, 55, 0.1);
}

.active-filters-count {
    font-weight: 600;
}

.active-filters-arrow {
    margin-left: auto;
    transition: var(--transition-fast);
}

.active-filters-wrapper.expanded .active-filters-arrow {
    transform: rotate(180deg);
}

.active-filters-details {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

.active-filters-wrapper.expanded .active-filters-details {
    max-height: 200px;
}

.active-filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    padding: 0 var(--space-4) var(--space-3);
}

.active-filters:empty {
    display: none;
}

.filter-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    font-size: var(--text-xs);
    color: var(--color-primary);
    background: rgba(227, 24, 55, 0.15);
    border: 1px solid rgba(227, 24, 55, 0.3);
    border-radius: var(--radius-full);
}

.filter-tag-remove {
    width: 14px;
    height: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: var(--color-primary);
    background: rgba(227, 24, 55, 0.2);
    border-radius: 50%;
    transition: var(--transition-fast);
}

.filter-tag-remove:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

/* News Section in Sidebar */
.news-section {
    margin-top: var(--space-6);
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-dark-border);
}

.news-header h3 {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-gray-300);
    margin-bottom: var(--space-3);
}

.news-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.news-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background: var(--color-dark-bg);
    border: 1px solid var(--color-dark-border);
    border-radius: var(--radius-md);
    color: var(--color-gray-300);
    font-size: var(--text-sm);
    text-decoration: none;
    transition: all 0.2s ease;
}

.news-link:hover {
    background: var(--color-dark-surface);
    border-color: var(--color-primary);
    color: var(--color-white);
}

.news-link:hover .news-arrow {
    color: var(--color-primary);
    transform: translateX(3px);
}

.news-icon {
    font-size: 14px;
}

.news-text {
    flex: 1;
}

.news-arrow {
    color: var(--color-gray-500);
    transition: all 0.2s ease;
}

.news-rss-info {
    margin-top: var(--space-3);
    padding: var(--space-2);
    background: rgba(59, 130, 246, 0.1);
    border-radius: var(--radius-sm);
    text-align: center;
}

.news-rss-info small {
    font-size: var(--text-xs);
    color: var(--color-gray-400);
}

.news-rss-info a {
    color: var(--color-secondary-light);
    text-decoration: underline;
}

/* Recently Viewed Products */
.recent-products-section {
    margin-bottom: var(--space-4);
    background: var(--color-dark-surface);
    border: 1px solid var(--color-dark-border);
    border-radius: var(--radius-lg);
    padding: var(--space-3);
}

.recent-products-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-2);
}

.recent-products-label {
    font-size: var(--text-sm);
    color: var(--color-gray-400);
}

.recent-products-clear {
    background: transparent;
    border: none;
    color: var(--color-gray-500);
    font-size: 18px;
    cursor: pointer;
    padding: var(--space-1);
    line-height: 1;
    transition: color 0.2s ease;
}

.recent-products-clear:hover {
    color: var(--color-primary);
}

.recent-products-list {
    display: flex;
    gap: var(--space-2);
    overflow-x: auto;
    padding-bottom: var(--space-2);
    scrollbar-width: thin;
    scrollbar-color: var(--color-dark-border) transparent;
}

.recent-products-list::-webkit-scrollbar {
    height: 6px;
}

.recent-products-list::-webkit-scrollbar-track {
    background: transparent;
}

.recent-products-list::-webkit-scrollbar-thumb {
    background: var(--color-dark-border);
    border-radius: 3px;
}

.recent-product-thumb {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.2s ease;
}

.recent-product-thumb:hover {
    border-color: var(--color-primary);
    transform: scale(1.1);
}

.recent-product-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Compare Spec Table */
.compare-table-section {
    margin-top: var(--space-6);
    background: var(--color-dark-surface);
    border: 1px solid var(--color-dark-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.compare-table-header {
    padding: var(--space-4);
    border-bottom: 1px solid var(--color-dark-border);
    background: rgba(227, 24, 55, 0.1);
}

.compare-table-header h3 {
    margin: 0;
    font-size: var(--text-lg);
    color: var(--color-white);
}

.compare-table-wrapper {
    overflow-x: auto;
}

.compare-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--text-sm);
}

.compare-table th,
.compare-table td {
    padding: var(--space-3) var(--space-4);
    text-align: left;
    border-bottom: 1px solid var(--color-dark-border);
    vertical-align: middle;
}

.compare-table th {
    background: var(--color-dark-bg);
    font-weight: 600;
    color: var(--color-gray-300);
    white-space: nowrap;
    width: 120px;
}

.compare-table td {
    min-width: 150px;
}

.compare-table .product-header {
    text-align: center;
    padding: var(--space-4);
    background: var(--color-dark-bg);
}

.compare-table .product-header img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-2);
}

.compare-table .product-header .product-name {
    display: block;
    font-weight: 600;
    color: var(--color-white);
    font-size: var(--text-sm);
    max-width: 150px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.compare-table .highlight-best {
    background: rgba(34, 197, 94, 0.15);
    color: #22c55e;
    font-weight: 600;
}

.compare-table .highlight-worst {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-gray-400);
}

.compare-bar {
    height: 8px;
    background: var(--color-dark-border);
    border-radius: 4px;
    overflow: hidden;
    margin-top: var(--space-1);
}

.compare-bar-fill {
    height: 100%;
    background: var(--color-primary);
    border-radius: 4px;
    transition: width 0.3s ease;
}

/* Mobile Filter Button */
.mobile-filter-btn {
    display: none;
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    padding: var(--space-4) var(--space-6);
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-white);
    background: var(--color-primary);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-sticky);
    gap: var(--space-2);
}

/* ===== Product Area ===== */
.product-area {
    flex: 1;
    padding: var(--space-6);
    overflow: hidden;
}

.product-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-6);
    flex-wrap: wrap;
    gap: var(--space-4);
}

.result-info {
    font-size: var(--text-lg);
    color: var(--color-gray-300);
}

.result-info #resultCount {
    font-weight: 600;
    color: var(--color-primary);
}

.control-group {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.sort-control {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.sort-control label {
    font-size: var(--text-sm);
    color: var(--color-gray-400);
}

.sort-control select {
    padding: var(--space-2) var(--space-3);
    background: var(--color-dark-surface);
    border: 1px solid var(--color-dark-border);
    border-radius: var(--radius-md);
    color: var(--color-white);
    cursor: pointer;
}

.sort-order-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--color-dark-surface);
    border: 1px solid var(--color-dark-border);
    border-radius: var(--radius-md);
    color: var(--color-gray-400);
    cursor: pointer;
    transition: all 0.2s ease;
}

.sort-order-btn:hover {
    background: var(--color-dark-hover);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.sort-order-btn.asc {
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.sort-order-btn svg {
    display: none;
}

.sort-order-label {
    font-size: 14px;
    font-weight: bold;
}

.view-toggle {
    display: flex;
    border: 1px solid var(--color-dark-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.view-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-500);
    background: var(--color-dark-surface);
    transition: var(--transition-fast);
}

.view-btn:hover {
    color: var(--color-gray-300);
}

.view-btn.active {
    color: var(--color-primary);
    background: rgba(227, 24, 55, 0.1);
}

/* ===== Footer ===== */
.footer {
    background: var(--color-dark-surface);
    border-top: 1px solid var(--color-dark-border);
    padding: var(--space-8) var(--space-6);
    text-align: center;
}

.footer-content {
    max-width: var(--container-max);
    margin: 0 auto;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.footer-logo .logo-icon {
    font-size: var(--text-xl);
}

.footer-logo .logo-text {
    font-size: var(--text-lg);
}

.footer-disclaimer {
    font-size: var(--text-sm);
    color: var(--color-gray-500);
    margin-bottom: var(--space-2);
}

.footer-copyright {
    font-size: var(--text-xs);
    color: var(--color-gray-600);
}

/* ===== Loading & States ===== */
.loading-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-12);
    color: var(--color-gray-400);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--color-dark-border);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: var(--space-4);
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.no-results {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-16);
    text-align: center;
}

.no-results-icon {
    color: var(--color-gray-600);
    margin-bottom: var(--space-6);
}

.no-results h3 {
    font-size: var(--text-xl);
    color: var(--color-gray-300);
    margin-bottom: var(--space-2);
}

.no-results p {
    color: var(--color-gray-500);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .filter-sidebar {
        position: fixed;
        left: 0;
        top: var(--header-height);
        bottom: 0;
        transform: translateX(-100%);
        transition: var(--transition-base);
        z-index: var(--z-modal);
    }

    .filter-sidebar.active {
        transform: translateX(0);
    }

    .mobile-filter-btn {
        display: flex;
    }

    .product-area {
        width: 100%;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 56px;
    }

    .search-container {
        display: none;
    }

    .nav-menu {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .product-area {
        padding: var(--space-4);
    }

    .product-controls {
        flex-direction: column;
        align-items: stretch;
    }

    .control-group {
        justify-content: space-between;
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 0 var(--space-4);
    }

    .logo-text {
        font-size: var(--text-lg);
    }

    .footer {
        padding: var(--space-6) var(--space-4);
    }
}