/* ========================================
   KG LOOT MARKETPLACE - MAIN STYLESHEET
   Modern Dark Theme with Cyber/Gaming Aesthetics
   Based on public_html design
   ======================================== */

/* ========================================
   CSS VARIABLES
   ======================================== */
:root {
    /* Primary Colors - Cyan theme */
    --primary: #00d4ff;
    --primary-dark: #00a8cc;
    --primary-light: #66e5ff;
    --primary-glow: rgba(0, 212, 255, 0.3);
    
    /* Accent Colors */
    --accent-1: #ff006e;
    --accent-2: #7b2cbf;
    --accent-3: #00ff88;
    --accent-4: #ff9500;
    
    /* Dark Theme Colors */
    --bg-dark: #0a0a0f;
    --bg-darker: #050508;
    --bg-card: #0f0f1a;
    --bg-card-hover: #151525;
    --bg-elevated: #1a1a2e;
    --bg-glass: rgba(15, 15, 26, 0.8);
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    --text-dim: rgba(255, 255, 255, 0.3);
    
    /* Border Colors */
    --border: rgba(255, 255, 255, 0.1);
    --border-hover: rgba(255, 255, 255, 0.2);
    --border-active: var(--primary);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--accent-2) 100%);
    --gradient-accent: linear-gradient(135deg, var(--accent-1) 0%, var(--accent-2) 100%);
    --gradient-success: linear-gradient(135deg, var(--accent-3) 0%, var(--primary) 100%);
    --gradient-dark: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-darker) 100%);
    --gradient-card: linear-gradient(145deg, var(--bg-card) 0%, var(--bg-darker) 100%);
    --gradient-glow: radial-gradient(circle at center, var(--primary-glow) 0%, transparent 70%);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px var(--primary-glow);
    --shadow-glow-intense: 0 0 60px var(--primary-glow);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Orbitron', 'Inter', sans-serif;
    --font-accent: 'Rajdhani', 'Inter', sans-serif;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-bounce: 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Z-Index Scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-modal: 300;
    --z-tooltip: 400;
}

/* ========================================
   RESET & BASE STYLES
   ======================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    scrollbar-width: thin;
    scrollbar-color: var(--primary) var(--bg-dark);
}

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-light);
}

body {
    font-family: var(--font-primary);
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
}

::selection {
    background: var(--primary);
    color: var(--bg-dark);
}

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

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

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

ul, ol {
    list-style: none;
}

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

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
    background: transparent;
    border: none;
    outline: none;
}

.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ========================================
   ANIMATIONS
   ======================================== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(10deg); }
}

@keyframes shine {
    0% { transform: translateX(-100%); }
    50%, 100% { transform: translateX(100%); }
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes buttonGlow {
    0%, 100% { box-shadow: 0 0 20px var(--primary-glow); }
    50% { box-shadow: 0 0 40px var(--primary-glow), 0 0 60px var(--primary-glow); }
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(50px, -50px) scale(1.1); }
    50% { transform: translate(-30px, 30px) scale(0.9); }
    75% { transform: translate(-50px, -30px) scale(1.05); }
}

@keyframes scrollDot {
    0%, 100% { top: 8px; opacity: 1; }
    50% { top: 24px; opacity: 0.5; }
}

@keyframes spinFan {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ========================================
   BACKGROUND EFFECTS
   ======================================== */
.bg-effects {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.grid-bg {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}

.gradient-orbs {
    position: absolute;
    inset: 0;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
    animation: orbFloat 20s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--primary);
    top: -200px;
    right: -200px;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: var(--accent-1);
    bottom: -200px;
    left: -200px;
    animation-delay: -7s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: var(--accent-2);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -14s;
}

/* ========================================
   TEXT UTILITIES
   ======================================== */
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.text-gradient-animated {
    background: linear-gradient(90deg, var(--primary), var(--accent-1), var(--accent-2), var(--primary));
    background-size: 300% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientShift 5s ease infinite;
}

/* ========================================
   HEADER
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-sticky);
    transition: var(--transition);
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-top {
    background: var(--bg-darker);
    border-bottom: 1px solid var(--border);
    padding: var(--space-sm) 0;
    font-size: 0.8125rem;
}

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

.top-info {
    display: flex;
    gap: var(--space-xl);
}

.top-info span {
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.top-info i {
    color: var(--primary);
}

.top-links {
    display: flex;
    gap: var(--space-lg);
}

.top-links a {
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.8125rem;
}

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

/* Navbar */
.navbar {
    padding: var(--space-md) 0;
}

.nav-content {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

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

.logo img {
    height: 40px;
    width: auto;
}

.logo-icon {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    font-size: 1.25rem;
    position: relative;
    overflow: hidden;
}

.logo-icon::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.3) 50%, transparent 70%);
    transform: translateX(-100%);
    animation: shine 3s infinite;
}

/* Search Bar */
.search-bar {
    flex: 1;
    max-width: 600px;
    position: relative;
}

.search-input-wrapper {
    display: flex;
    align-items: center;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    padding: var(--space-sm) var(--space-md);
    transition: var(--transition);
}

.search-input-wrapper:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.search-input-wrapper i {
    color: var(--text-muted);
    margin-right: var(--space-sm);
}

.search-input {
    flex: 1;
    padding: var(--space-sm) 0;
}

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

.search-btn {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--gradient-primary);
    color: var(--bg-dark);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.875rem;
    transition: var(--transition);
}

.search-btn:hover {
    transform: translateX(3px);
    box-shadow: var(--shadow-glow);
}

/* Nav Actions */
.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.nav-action-btn {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-primary);
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.nav-action-btn:hover {
    color: var(--primary);
    background: var(--bg-elevated);
}

.nav-action-btn i {
    font-size: 1.25rem;
}

.nav-action-btn .badge {
    position: absolute;
    top: 0;
    right: 0;
    min-width: 18px;
    height: 18px;
    background: var(--accent-1);
    color: white;
    font-size: 0.7rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transform: translate(30%, -30%);
}

.user-btn {
    background: var(--gradient-primary);
    color: var(--bg-dark) !important;
    padding: var(--space-sm) var(--space-lg) !important;
    font-weight: 600;
    border-radius: var(--radius-full);
}

.user-btn:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
    background: var(--gradient-primary);
}

.btn-sell {
    background: var(--gradient-accent);
    color: white !important;
    padding: var(--space-sm) var(--space-lg) !important;
    font-weight: 600;
    border-radius: var(--radius-full);
}

.btn-sell:hover {
    box-shadow: 0 0 30px rgba(255, 0, 110, 0.3);
    transform: translateY(-2px);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-sm);
    z-index: 301;
}

.mobile-menu-btn span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    border-radius: var(--radius-full);
    transition: var(--transition);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

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

.mobile-menu-btn.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ========================================
   MOBILE MENU
   ======================================== */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 400px;
    height: 100vh;
    background: var(--bg-card);
    z-index: 300;
    padding: var(--space-xl);
    transition: var(--transition-slow);
    overflow-y: auto;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-xl);
}

.close-menu {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    font-size: 1.25rem;
}

.mobile-search {
    display: flex;
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    padding: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.mobile-search input {
    flex: 1;
    padding: var(--space-sm);
}

.mobile-search button {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    color: var(--bg-dark);
}

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

.mobile-nav-link {
    display: block;
    padding: var(--space-md);
    color: var(--text-primary);
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: var(--transition);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    background: var(--bg-elevated);
    color: var(--primary);
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--bg-dark);
}

.btn-primary:hover {
    color: var(--bg-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-glow {
    animation: buttonGlow 2s ease-in-out infinite;
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--bg-dark);
    transform: translateY(-2px);
}

.btn-accent {
    background: var(--gradient-accent);
    color: white;
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(255, 0, 110, 0.3);
}

.btn-lg {
    padding: var(--space-lg) var(--space-2xl);
    font-size: 1.125rem;
}

.btn-block {
    width: 100%;
}

.btn-icon {
    width: 44px;
    height: 44px;
    padding: 0;
    border-radius: var(--radius-md);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    min-height: 70vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 140px 0 var(--space-4xl);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 80% 50% at 20% 40%, rgba(0, 212, 255, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse 60% 40% at 80% 60%, rgba(123, 44, 191, 0.15) 0%, transparent 50%);
}

.floating-elements {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.float-el {
    position: absolute;
    font-size: 2rem;
    color: var(--primary);
    opacity: 0.2;
    animation: float 6s ease-in-out infinite;
}

.float-1 { top: 20%; left: 10%; animation-delay: 0s; }
.float-2 { top: 60%; left: 5%; animation-delay: 1s; }
.float-3 { top: 30%; right: 15%; animation-delay: 2s; }
.float-4 { top: 70%; right: 10%; animation-delay: 3s; }
.float-5 { top: 50%; left: 50%; animation-delay: 4s; }

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

.hero-text {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    margin-bottom: var(--space-xl);
}

.pulse {
    width: 8px;
    height: 8px;
    background: var(--accent-3);
    border-radius: 50%;
    animation: pulse 2s ease infinite;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-xl);
}

.hero-title .line {
    display: block;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.hero-stats {
    display: flex;
    gap: var(--space-2xl);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--space-xs);
}

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

/* Hero Visual */
.hero-visual {
    position: relative;
}

.hero-cards-stack {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: var(--transition);
}

.hero-cards-stack:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.hero-product-card {
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    transition: var(--transition);
}

.hero-product-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
}

.hero-product-card img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-sm);
}

.hero-product-card h4 {
    font-size: 0.875rem;
    margin-bottom: var(--space-xs);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.hero-product-card .price {
    font-family: var(--font-display);
    font-size: 1rem;
    color: var(--primary);
    font-weight: 700;
}

/* ========================================
   BRANDS MARQUEE
   ======================================== */
.brands-section {
    padding: var(--space-2xl) 0;
    background: var(--bg-darker);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    overflow: hidden;
}

.brands-marquee {
    overflow: hidden;
}

.brands-track {
    display: flex;
    gap: var(--space-4xl);
    animation: marquee 25s linear infinite;
}

.brand-item {
    flex-shrink: 0;
    opacity: 0.4;
    transition: var(--transition);
}

.brand-item:hover {
    opacity: 1;
}

.brand-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    white-space: nowrap;
}

.brand-item:hover .brand-text {
    color: var(--primary);
}

/* ========================================
   SECTION STYLES
   ======================================== */
.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--space-3xl);
}

.section-tag {
    display: inline-block;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary);
    margin-bottom: var(--space-md);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.125rem;
}

.section-footer {
    text-align: center;
    margin-top: var(--space-3xl);
}

/* ========================================
   CATEGORIES SECTION
   ======================================== */
.categories-section {
    padding: var(--space-4xl) 0;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(2, 200px);
    gap: var(--space-lg);
}

.category-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
}

.category-card:hover {
    transform: translateY(-5px);
}

.category-large {
    grid-column: span 2;
    grid-row: span 2;
}

.category-wide {
    grid-column: span 2;
}

.category-bg {
    position: absolute;
    inset: 0;
}

.category-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.category-card:hover .category-bg img {
    transform: scale(1.1);
}

.category-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.8) 100%);
    transition: var(--transition);
}

.category-card:hover .category-overlay {
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.9) 100%);
}

.category-content {
    position: absolute;
    inset: 0;
    padding: var(--space-xl);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.category-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    font-size: 1.25rem;
    color: var(--bg-dark);
    margin-bottom: var(--space-md);
    transition: var(--transition);
}

.category-card:hover .category-icon {
    transform: scale(1.1);
}

.category-content h3 {
    font-family: var(--font-accent);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.category-content p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: var(--space-sm);
}

.category-count {
    color: var(--primary);
    font-size: 0.8125rem;
    font-weight: 500;
}

.category-arrow {
    position: absolute;
    bottom: var(--space-xl);
    right: var(--space-xl);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-glass);
    border: 1px solid var(--border);
    border-radius: 50%;
    transition: var(--transition);
    opacity: 0;
    transform: translateX(-10px);
}

.category-card:hover .category-arrow {
    opacity: 1;
    transform: translateX(0);
}

.category-glow {
    position: absolute;
    inset: 0;
    border-radius: var(--radius-lg);
    box-shadow: inset 0 0 0 2px transparent;
    transition: var(--transition);
    pointer-events: none;
}

.category-card:hover .category-glow {
    box-shadow: inset 0 0 0 2px var(--primary);
}

/* ========================================
   PRODUCTS SECTION
   ======================================== */
.products-section {
    padding: var(--space-4xl) 0;
    background: var(--gradient-dark);
}

/* Product Tabs */
.products-tabs {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
}

.tab-btn {
    padding: var(--space-sm) var(--space-xl);
    border-radius: var(--radius-full);
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-card);
    border: 1px solid var(--border);
    transition: var(--transition);
}

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

.tab-btn.active {
    background: var(--gradient-primary);
    color: var(--bg-dark);
    border-color: transparent;
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

/* Product Card */
.product-card {
    position: relative;
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
}

.product-badges {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    display: flex;
    gap: var(--space-xs);
    z-index: 2;
}

.badge {
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
}

.badge-hot {
    background: var(--accent-1);
    color: white;
}

.badge-new {
    background: var(--accent-3);
    color: var(--bg-dark);
}

.badge-sale {
    background: var(--accent-4);
    color: var(--bg-dark);
}

.product-wishlist {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-glass);
    border: 1px solid var(--border);
    border-radius: 50%;
    color: var(--text-secondary);
    transition: var(--transition);
    z-index: 2;
}

.product-wishlist:hover,
.product-wishlist.active {
    background: var(--accent-1);
    color: white;
    border-color: var(--accent-1);
}

.product-image {
    position: relative;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-darker);
    overflow: hidden;
}

.product-image img {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    transition: var(--transition);
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.product-card:hover .product-overlay {
    opacity: 1;
}

.quick-view-btn {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--primary);
    color: var(--bg-dark);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.875rem;
    transform: translateY(20px);
    transition: var(--transition);
}

.product-card:hover .quick-view-btn {
    transform: translateY(0);
}

.product-info {
    padding: var(--space-lg);
}

.product-brand {
    display: block;
    font-size: 0.75rem;
    color: var(--primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-xs);
}

.product-title {
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: var(--space-sm);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-title a {
    color: var(--text-primary);
}

.product-title a:hover {
    color: var(--primary);
}

.product-meta {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-sm);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.product-meta i {
    color: var(--primary);
}

.product-location {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.product-specs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.product-specs span {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.75rem;
    color: var(--text-muted);
    background: var(--bg-elevated);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
}

.product-specs i {
    color: var(--primary);
}

.product-price {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.current-price {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
}

.old-price {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-decoration: line-through;
}

.product-actions {
    display: flex;
    gap: var(--space-sm);
}

.btn-add-cart {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
    font-size: 0.875rem;
}

.btn-compare {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: var(--transition);
}

.btn-compare:hover {
    background: var(--primary);
    color: var(--bg-dark);
    border-color: var(--primary);
}

.product-glow {
    position: absolute;
    inset: 0;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-glow);
    opacity: 0;
    transition: var(--transition);
    pointer-events: none;
}

.product-card:hover .product-glow {
    opacity: 0.5;
}

/* ========================================
   PROMO SECTION
   ======================================== */
.promo-section {
    padding: var(--space-4xl) 0;
}

.promo-banner {
    position: relative;
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.promo-bg {
    position: absolute;
    inset: 0;
}

.promo-gradient {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 50% 80% at 0% 50%, rgba(255, 0, 110, 0.2) 0%, transparent 50%),
        radial-gradient(ellipse 50% 80% at 100% 50%, rgba(0, 212, 255, 0.2) 0%, transparent 50%);
}

.promo-content {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
    padding: var(--space-3xl);
}

.promo-tag {
    display: inline-block;
    background: var(--accent-1);
    color: white;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    animation: pulse 2s ease infinite;
}

.promo-text h2 {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.promo-text p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-bottom: var(--space-xl);
}

.promo-features {
    margin-bottom: var(--space-xl);
}

.promo-features li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
    color: var(--text-secondary);
}

.promo-features i {
    color: var(--accent-3);
}

.promo-image {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.promo-image img {
    max-width: 100%;
    filter: drop-shadow(0 20px 40px rgba(0, 212, 255, 0.3));
    animation: float 4s ease-in-out infinite;
}

/* ========================================
   FEATURES SECTION
   ======================================== */
.features-section {
    padding: var(--space-4xl) 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.feature-card {
    text-align: center;
    padding: var(--space-2xl) var(--space-lg);
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
}

.feature-icon {
    position: relative;
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
    font-size: 1.75rem;
    color: var(--primary);
}

.feature-icon::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    opacity: 0.1;
}

.icon-glow {
    position: absolute;
    inset: -10px;
    background: var(--primary);
    border-radius: 50%;
    filter: blur(20px);
    opacity: 0;
    transition: var(--transition);
}

.feature-card:hover .icon-glow {
    opacity: 0.3;
}

.feature-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.6;
}

/* ========================================
   CTA SECTION
   ======================================== */
.cta-section {
    padding: var(--space-4xl) 0;
    background: var(--gradient-dark);
}

.cta-card {
    position: relative;
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-4xl);
    overflow: hidden;
    text-align: center;
}

.cta-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.cta-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.2;
}

.cta-shape-1 {
    width: 400px;
    height: 400px;
    background: var(--primary);
    top: -200px;
    right: -100px;
}

.cta-shape-2 {
    width: 300px;
    height: 300px;
    background: var(--accent-1);
    bottom: -150px;
    left: -50px;
}

.cta-content {
    position: relative;
    max-width: 600px;
    margin: 0 auto;
}

.cta-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-accent);
    border-radius: var(--radius-lg);
    font-size: 2rem;
    color: white;
    margin: 0 auto var(--space-xl);
}

.cta-content h2 {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.cta-content > p {
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background: var(--bg-darker);
    border-top: 1px solid var(--border);
}

.footer-top {
    padding: var(--space-4xl) 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr) 1.5fr;
    gap: var(--space-3xl);
}

.footer-about {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
}

.footer-logo:hover {
    color: var(--text-primary);
}

.footer-logo img {
    height: 40px;
    width: auto;
}

.footer-about p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

.footer-social {
    display: flex;
    gap: var(--space-sm);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: var(--transition);
}

.social-link:hover {
    background: var(--gradient-primary);
    color: var(--bg-dark);
    border-color: transparent;
    transform: translateY(-3px);
}

.footer-col h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
    color: var(--text-primary);
}

.footer-links li {
    margin-bottom: var(--space-sm);
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.875rem;
    transition: var(--transition);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--primary);
    transform: translateX(5px);
}

.contact-info li {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.contact-info i {
    color: var(--primary);
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}

.contact-info a {
    color: var(--text-secondary);
}

.contact-info a:hover {
    color: var(--primary);
}

.footer-bottom {
    padding: var(--space-lg) 0;
    border-top: 1px solid var(--border);
}

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

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

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

/* ========================================
   BACK TO TOP
   ======================================== */
.back-to-top {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    color: var(--bg-dark);
    font-size: 1.25rem;
    z-index: var(--z-sticky);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    box-shadow: var(--shadow-glow);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow-intense);
}

/* ========================================
   AUTH PAGES
   ======================================== */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px var(--space-lg) var(--space-4xl);
}

.auth-card {
    width: 100%;
    max-width: 450px;
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-3xl);
    position: relative;
    overflow: hidden;
}

.auth-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
}

.auth-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.auth-header h1 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    margin-bottom: var(--space-sm);
}

.auth-header p {
    color: var(--text-secondary);
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--space-sm);
    color: var(--text-secondary);
}

.form-input {
    width: 100%;
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    transition: var(--transition);
}

.form-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

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

.auth-footer {
    text-align: center;
    margin-top: var(--space-xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--border);
}

.auth-footer p {
    color: var(--text-secondary);
}

.alert {
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
}

.alert-error {
    background: rgba(255, 0, 110, 0.1);
    border: 1px solid var(--accent-1);
    color: var(--accent-1);
}

.alert-success {
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid var(--accent-3);
    color: var(--accent-3);
}

/* ========================================
   LISTING DETAIL PAGE
   ======================================== */
.listing-detail {
    padding: 120px 0 var(--space-4xl);
}

.listing-gallery {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin-bottom: var(--space-xl);
}

.listing-main-image {
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.listing-info-card {
    background: var(--gradient-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
}

.listing-title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    margin-bottom: var(--space-md);
}

.listing-price-big {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--space-xl);
}

.seller-card {
    background: var(--bg-elevated);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.seller-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--bg-dark);
}

.seller-info h4 {
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.seller-info span {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* ========================================
   RESPONSIVE STYLES
   ======================================== */
@media (max-width: 1200px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--space-3xl);
    }
    
    .hero-visual {
        order: -1;
    }
    
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: auto;
    }
    
    .category-large {
        grid-column: span 2;
        grid-row: span 1;
        height: 300px;
    }
    
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer-about {
        grid-column: span 3;
        max-width: 100%;
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .footer-contact {
        grid-column: span 3;
    }
}

@media (max-width: 1024px) {
    .header-top {
        display: none;
    }
    
    .search-bar {
        display: none;
    }
    
    .nav-actions {
        gap: var(--space-sm);
    }
    
    .user-btn span,
    .btn-sell span {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .promo-content {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 120px 0 var(--space-3xl);
    }
    
    .hero-text {
        text-align: center;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-cards-stack {
        grid-template-columns: 1fr;
        transform: none;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
    }
    
    .category-large,
    .category-wide {
        grid-column: span 1;
        height: 200px;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .promo-content {
        text-align: center;
        padding: var(--space-xl);
    }
    
    .promo-features {
        text-align: left;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-xl);
    }
    
    .footer-about {
        grid-column: span 2;
    }
    
    .footer-contact {
        grid-column: span 2;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .products-tabs {
        gap: var(--space-xs);
    }
    
    .tab-btn {
        padding: var(--space-sm) var(--space-md);
        font-size: 0.875rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-about,
    .footer-contact {
        grid-column: span 1;
    }
    
    .footer-col {
        text-align: center;
    }
    
    .contact-info li {
        justify-content: center;
    }
    
    .auth-card {
        padding: var(--space-xl);
    }
}

/* ========================================
   UTILITY CLASSES
   ======================================== */
.hidden {
    display: none !important;
}

.text-center {
    text-align: center;
}

.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: var(--space-sm) !important; }
.mb-2 { margin-bottom: var(--space-md) !important; }
.mb-3 { margin-bottom: var(--space-lg) !important; }
.mb-4 { margin-bottom: var(--space-xl) !important; }

.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: var(--space-sm) !important; }
.mt-2 { margin-top: var(--space-md) !important; }
.mt-3 { margin-top: var(--space-lg) !important; }
.mt-4 { margin-top: var(--space-xl) !important; }
/* 
 * KG Loot - Additional Styles for Listings & Filters
 */

/* Search Layout */
.search-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 30px;
}

@media (max-width: 992px) {
    .search-layout {
        grid-template-columns: 1fr;
    }
}

/* Filters Sidebar */
.filters-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    padding: 25px;
}

@media (max-width: 992px) {
    .filters-sidebar {
        position: fixed;
        top: 0;
        left: -100%;
        width: 300px;
        height: 100vh;
        border-radius: 0;
        z-index: 1001;
        overflow-y: auto;
        transition: left 0.3s ease;
        padding-top: 80px;
    }
    
    .filters-sidebar.active {
        left: 0;
    }
}

.filter-section {
    margin-bottom: 25px;
    padding-bottom: 25px;
    border-bottom: 1px solid var(--glass-border);
}

.filter-section:last-of-type {
    border-bottom: none;
    padding-bottom: 0;
}

.filter-section h4 {
    font-family: var(--font-accent);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-section h4 i {
    color: var(--primary);
    font-size: 0.85rem;
}

.filter-options {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.filter-option {
    display: flex;
    align-items: center;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    background: rgba(255,255,255,0.02);
    border: 1px solid transparent;
}

.filter-option:hover {
    background: rgba(0, 212, 255, 0.05);
    border-color: rgba(0, 212, 255, 0.1);
}

.filter-option.active {
    background: rgba(0, 212, 255, 0.1);
    border-color: rgba(0, 212, 255, 0.3);
}

.filter-option input {
    display: none;
}

.filter-option span {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: var(--transition);
}

.filter-option.active span,
.filter-option:hover span {
    color: var(--text-primary);
}

.price-inputs {
    display: flex;
    align-items: center;
    gap: 10px;
}

.price-inputs span {
    color: var(--text-secondary);
}

.price-inputs .form-input {
    flex: 1;
    padding: 10px 12px;
    font-size: 0.9rem;
}

.form-input {
    width: 100%;
    padding: 12px 15px;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(0, 212, 255, 0.05);
}

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

select.form-input {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2300d4ff' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 35px;
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-decoration: none;
    font-family: inherit;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--bg-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0, 212, 255, 0.3);
}

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

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-block {
    width: 100%;
}

/* Sort Bar */
.sort-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 15px;
    padding: 15px 20px;
    background: var(--card-bg);
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border);
    margin-bottom: 25px;
}

.sort-info {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.sort-options {
    display: flex;
    align-items: center;
    gap: 10px;
}

.sort-options label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.sort-options select {
    padding: 8px 35px 8px 12px;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2300d4ff' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
}

/* Listings Grid */
.listings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
}

.listing-card {
    text-decoration: none;
}

.listing-card .product-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin: 10px 0;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.listing-card .product-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.listing-card .product-meta i {
    color: var(--primary);
    font-size: 0.75rem;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 80px 30px;
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
}

.empty-icon {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: rgba(0, 212, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
}

.empty-icon i {
    font-size: 2.5rem;
    color: var(--primary);
    opacity: 0.5;
}

.empty-state h3 {
    font-family: var(--font-accent);
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.empty-state p {
    color: var(--text-secondary);
    margin-bottom: 25px;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 40px;
}

.page-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 42px;
    height: 42px;
    padding: 0 12px;
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
}

.page-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.page-btn.active {
    background: var(--gradient-primary);
    border-color: transparent;
    color: var(--bg-primary);
}

/* Mobile Filter Button */
.mobile-filter-btn {
    display: none;
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    padding: 14px 28px;
    background: var(--gradient-primary);
    color: var(--bg-primary);
    border: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    z-index: 100;
    box-shadow: 0 5px 25px rgba(0, 212, 255, 0.4);
}

.mobile-filter-btn i {
    margin-right: 8px;
}

@media (max-width: 992px) {
    .mobile-filter-btn {
        display: flex;
        align-items: center;
    }
}

/* Filter Overlay */
.filter-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.7);
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s;
}

.filter-overlay.active {
    display: block;
    opacity: 1;
}

/* PWA Install Prompt */
.pwa-install-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--card-bg);
    border-top: 1px solid var(--glass-border);
    padding: 15px 20px;
    display: none;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
    z-index: 999;
    backdrop-filter: blur(20px);
}

.pwa-install-banner.show {
    display: flex;
}

.pwa-install-content {
    display: flex;
    align-items: center;
    gap: 15px;
}

.pwa-install-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    overflow: hidden;
}

.pwa-install-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.pwa-install-text h4 {
    font-family: var(--font-accent);
    font-size: 0.95rem;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.pwa-install-text p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.pwa-install-actions {
    display: flex;
    gap: 10px;
}

.pwa-btn {
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

.pwa-btn.install {
    background: var(--gradient-primary);
    color: var(--bg-primary);
}

.pwa-btn.dismiss {
    background: transparent;
    color: var(--text-secondary);
}

@media (max-width: 576px) {
    .pwa-install-banner {
        flex-direction: column;
        text-align: center;
    }
    
    .pwa-install-content {
        flex-direction: column;
    }
}