/* ===== TRENDING SHOP - 3D VFX EDITION ===== */
@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;500;600;700;900&display=swap');

:root {
    --primary: #f1641e;
    --primary-glow: rgba(241, 100, 30, 0.6);
    --secondary: #2f466c;
    --accent: #258635;
    --dark: #0a0a0f;
    --darker: #050508;
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --neon-orange: #ff6b35;
    --neon-blue: #00d4ff;
    --neon-purple: #b829dd;
    --neon-green: #39ff14;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Cairo', sans-serif;
    background: var(--darker);
    color: #fff;
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
}

/* ===== 3D BACKGROUND CANVAS ===== */
#bg3d {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    pointer-events: none;
}

/* ===== GLITCH OVERLAY ===== */
.glitch-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    opacity: 0;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.15),
        rgba(0, 0, 0, 0.15) 1px,
        transparent 1px,
        transparent 2px
    );
    animation: glitchOverlay 8s infinite;
}

@keyframes glitchOverlay {
    0%, 90%, 100% { opacity: 0; }
    90.5% { opacity: 0.3; }
    91% { opacity: 0; }
    91.5% { opacity: 0.2; }
    92% { opacity: 0; }
}

/* ===== GLASS NAVIGATION ===== */
.glass-nav {
    background: var(--glass) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

.navbar-brand {
    font-size: 1.6rem;
    font-weight: 900;
    color: #fff !important;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.brand-text {
    background: linear-gradient(135deg, var(--neon-orange), var(--neon-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px var(--primary-glow);
}

.trend-icon {
    font-size: 2rem;
    animation: firePulse 1.5s ease-in-out infinite;
    filter: drop-shadow(0 0 10px var(--neon-orange));
}

@keyframes firePulse {
    0%, 100% { transform: scale(1) rotate(0deg); }
    25% { transform: scale(1.1) rotate(-5deg); }
    75% { transform: scale(1.1) rotate(5deg); }
}

.nav-link {
    color: rgba(255,255,255,0.85) !important;
    font-weight: 600;
    margin: 0 0.3rem;
    padding: 0.6rem 1.2rem !important;
    border-radius: 12px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transition: left 0.5s;
}

.nav-link:hover::before {
    left: 100%;
}

.nav-link:hover {
    color: #fff !important;
    background: rgba(255,107,53,0.15);
    box-shadow: 0 0 20px rgba(255,107,53,0.3);
    transform: translateY(-2px);
}

/* ===== HERO SECTION ===== */
.hero-section {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 4rem 1rem;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 900px;
}

.hero-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(241,100,30,0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: glowPulse 4s ease-in-out infinite;
    z-index: -1;
    pointer-events: none;
}

@keyframes glowPulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
    50% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.8; }
}

.hero-title {
    font-size: 4rem;
    font-weight: 900;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #fff 0%, var(--neon-orange) 50%, var(--neon-purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    animation: fadeInDown 1s ease;
}

.glitch-text {
    position: relative;
}

.glitch-text::before,
.glitch-text::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--darker);
}

.glitch-text::before {
    left: 2px;
    text-shadow: -2px 0 var(--neon-blue);
    clip: rect(24px, 550px, 90px, 0);
    animation: glitchAnim 3s infinite linear alternate-reverse;
}

.glitch-text::after {
    left: -2px;
    text-shadow: -2px 0 var(--neon-purple);
    clip: rect(85px, 550px, 140px, 0);
    animation: glitchAnim2 2.5s infinite linear alternate-reverse;
}

@keyframes glitchAnim {
    0% { clip: rect(10px, 9999px, 85px, 0); }
    20% { clip: rect(65px, 9999px, 99px, 0); }
    40% { clip: rect(25px, 9999px, 145px, 0); }
    60% { clip: rect(85px, 9999px, 40px, 0); }
    80% { clip: rect(120px, 9999px, 80px, 0); }
    100% { clip: rect(55px, 9999px, 130px, 0); }
}

@keyframes glitchAnim2 {
    0% { clip: rect(65px, 9999px, 99px, 0); }
    20% { clip: rect(25px, 9999px, 145px, 0); }
    40% { clip: rect(85px, 9999px, 40px, 0); }
    60% { clip: rect(120px, 9999px, 80px, 0); }
    80% { clip: rect(55px, 9999px, 130px, 0); }
    100% { clip: rect(10px, 9999px, 85px, 0); }
}

.hero-subtitle {
    font-size: 1.4rem;
    color: rgba(255,255,255,0.7);
    margin-bottom: 3rem;
    animation: fadeInUp 1s ease 0.3s both;
}

.stats-row {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.6s both;
}

.stat-item {
    min-width: 160px;
    padding: 1.5rem 2rem;
    text-align: center;
    border-radius: 20px;
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
    transition: transform 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-8px) rotateX(5deg);
}

.stat-number {
    font-size: 2.8rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--neon-orange), var(--neon-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.6);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 0.3rem;
}

.stat-bar {
    width: 100%;
    height: 4px;
    background: rgba(255,255,255,0.1);
    border-radius: 2px;
    margin-top: 1rem;
    overflow: hidden;
}

.stat-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--neon-orange), var(--neon-purple));
    border-radius: 2px;
    animation: barFill 2s ease-out;
}

@keyframes barFill {
    from { width: 0; }
}

.stat-pulse {
    width: 12px;
    height: 12px;
    background: var(--neon-green);
    border-radius: 50%;
    margin: 1rem auto 0;
    animation: livePulse 1.5s ease-in-out infinite;
    box-shadow: 0 0 20px var(--neon-green);
}

@keyframes livePulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.5); opacity: 0.5; }
}

/* ===== GLASS CARDS ===== */
.glass-card {
    background: var(--glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    box-shadow: 
        0 8px 32px rgba(0,0,0,0.3),
        inset 0 1px 0 rgba(255,255,255,0.1);
}

.glass-card-inner {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 20px;
    padding: 2rem;
    transition: all 0.4s ease;
    transform-style: preserve-3d;
}

.glass-card-inner:hover {
    transform: translateY(-10px) rotateX(3deg);
    background: rgba(255,255,255,0.06);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    border-color: rgba(255,107,53,0.3);
}

/* ===== MAIN CONTENT ===== */
.main-content {
    position: relative;
    z-index: 10;
    padding: 0 1rem 3rem;
}

/* ===== FILTERS SECTION ===== */
.filters-section {
    margin: 2rem auto;
    padding: 1.5rem;
}

.neon-input .input-group-text {
    background: linear-gradient(135deg, var(--primary), var(--neon-purple));
    border: none;
    color: #fff;
    padding: 0.85rem 1.5rem;
    border-radius: 12px 0 0 12px;
    font-size: 1.1rem;
}

.neon-input .form-control {
    background: rgba(0,0,0,0.2);
    border: 1px solid rgba(255,255,255,0.1);
    border-left: none;
    color: #fff;
    padding: 0.85rem 1.2rem;
    border-radius: 0 12px 12px 0;
}

.neon-input .form-control:focus {
    background: rgba(0,0,0,0.3);
    border-color: var(--neon-orange);
    box-shadow: 0 0 20px rgba(241,100,30,0.2);
    color: #fff;
}

.neon-input .form-control::placeholder {
    color: rgba(255,255,255,0.4);
}

.neon-select {
    background: rgba(0,0,0,0.2);
    border: 1px solid rgba(255,255,255,0.1);
    color: #fff;
    padding: 0.85rem 1.2rem;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.neon-select:focus {
    background: rgba(0,0,0,0.3);
    border-color: var(--neon-orange);
    box-shadow: 0 0 20px rgba(241,100,30,0.2);
    color: #fff;
}

.neon-select option {
    background: var(--dark);
    color: #fff;
    padding: 0.5rem;
}

.neon-btn {
    background: linear-gradient(135deg, var(--primary), var(--neon-purple));
    border: none;
    color: #fff;
    padding: 0.85rem 1.5rem;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.neon-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
}

.neon-btn:hover::before {
    left: 100%;
}

.neon-btn-outline {
    background: transparent;
    border: 2px solid var(--neon-orange);
    color: var(--neon-orange);
    padding: 0.85rem 1.5rem;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.3s ease;
    cursor: pointer;
}

.neon-btn-outline:hover {
    background: var(--neon-orange);
    color: #fff;
    box-shadow: 0 10px 30px rgba(241,100,30,0.4);
}

.neon-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(241,100,30,0.4);
}

/* ===== PRODUCTS SECTION ===== */
.products-section {
    margin: 3rem auto;
}

.product-card-3d {
    perspective: 1000px;
    margin-bottom: 2rem;
}

.product-card-inner {
    position: relative;
    width: 100%;
    background: var(--glass);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    overflow: hidden;
    transform-style: preserve-3d;
    transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
}

.product-card-3d:hover .product-card-inner {
    transform: translateY(-15px) rotateX(5deg) rotateY(2deg);
    box-shadow: 
        0 30px 60px rgba(0,0,0,0.4),
        0 0 40px rgba(241,100,30,0.15);
    border-color: rgba(241,100,30,0.3);
}

.product-image-container {
    position: relative;
    overflow: hidden;
    aspect-ratio: 1/1;
    background: linear-gradient(135deg, rgba(241,100,30,0.05), rgba(184,41,221,0.05));
}

.product-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: linear-gradient(135deg, var(--neon-green), var(--accent));
    color: var(--dark);
    padding: 0.5rem 1rem;
    border-radius: 10px;
    font-size: 0.8rem;
    font-weight: 800;
    z-index: 10;
    box-shadow: 0 4px 15px rgba(57,255,20,0.3);
    animation: badgeGlow 2s ease-in-out infinite;
}

@keyframes badgeGlow {
    0%, 100% { box-shadow: 0 4px 15px rgba(57,255,20,0.3); }
    50% { box-shadow: 0 4px 25px rgba(57,255,20,0.6); }
}

.product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.6s cubic-bezier(0.23, 1, 0.32, 1);
}

.product-card-3d:hover .product-image {
    transform: scale(1.1);
}

.product-image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, transparent 50%, rgba(10,10,15,0.8) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.product-card-3d:hover .product-image-overlay {
    opacity: 1;
}

.product-info {
    padding: 1.5rem;
    position: relative;
    z-index: 2;
}

.product-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: #fff;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 48px;
}

.product-price {
    font-size: 1.6rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--neon-orange), var(--neon-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.75rem;
}

.product-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.3rem 0.8rem;
    background: rgba(255,255,255,0.05);
    border-radius: 20px;
}

.meta-item.favorites { color: #ff4757; }
.meta-item.reviews { color: #3498db; }

.product-demand {
    background: linear-gradient(135deg, rgba(241,100,30,0.1), rgba(211,84,0,0.05));
    padding: 0.75rem 1rem;
    border-radius: 12px;
    border-left: 3px solid var(--neon-orange);
    margin-bottom: 1rem;
}

.demand-label {
    font-size: 0.75rem;
    font-weight: 700;
    color: rgba(255,255,255,0.5);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.3rem;
}

.demand-value {
    font-size: 0.9rem;
    font-weight: 600;
    color: #fff;
}

.demand-indicator {
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--neon-green);
    border-radius: 50%;
    margin-left: 0.5rem;
    animation: pulse 1.5s ease-in-out infinite;
    box-shadow: 0 0 10px var(--neon-green);
}

.product-actions {
    display: flex;
    gap: 0.75rem;
}

.product-actions .btn {
    flex: 1;
    padding: 0.7rem;
    font-size: 0.9rem;
    border-radius: 12px;
    font-weight: 700;
    transition: all 0.3s ease;
}

.btn-view {
    background: linear-gradient(135deg, var(--primary), var(--neon-purple));
    border: none;
    color: #fff;
}

.btn-view:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 25px rgba(241,100,30,0.4);
}

.btn-copy {
    background: transparent;
    border: 1px solid rgba(255,255,255,0.2);
    color: rgba(255,255,255,0.8);
}

.btn-copy:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.4);
    color: #fff;
}

/* ===== LOADING ===== */
.neon-spinner {
    width: 60px;
    height: 60px;
    border: 3px solid rgba(255,255,255,0.1);
    border-top-color: var(--neon-orange);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
    box-shadow: 0 0 20px rgba(241,100,30,0.3);
}

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

.loading-text {
    color: rgba(255,255,255,0.6);
    font-size: 1.1rem;
    animation: textPulse 1.5s ease-in-out infinite;
}

@keyframes textPulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

/* ===== ANALYTICS ===== */
.analytics-section {
    margin: 3rem auto;
    padding: 3rem 2rem;
}

.section-title {
    font-size: 2.2rem;
    font-weight: 900;
    text-align: center;
    margin-bottom: 2.5rem;
}

.neon-text {
    background: linear-gradient(135deg, #fff, var(--neon-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 40px rgba(0,212,255,0.3);
}

.neon-icon {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    filter: drop-shadow(0 0 20px rgba(255,255,255,0.2));
    animation: iconFloat 3s ease-in-out infinite;
}

@keyframes iconFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.analytics-title {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.6);
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.analytics-value {
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--neon-orange), var(--neon-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
    min-height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.analytics-detail {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.4);
}

/* ===== FOOTER ===== */
.glass-footer {
    margin-top: 3rem;
    background: rgba(0,0,0,0.3) !important;
    border-top: 1px solid var(--glass-border);
    color: rgba(255,255,255,0.6);
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-40px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.3); opacity: 0.6; }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.2rem;
    }
    .hero-subtitle {
        font-size: 1.1rem;
    }
    .stat-number {
        font-size: 2rem;
    }
    .stat-item {
        min-width: 120px;
        padding: 1rem 1.5rem;
    }
    .filters-section .row > * {
        margin-bottom: 1rem;
    }
    .section-title {
        font-size: 1.6rem;
    }
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 10px;
}
::-webkit-scrollbar-track {
    background: var(--darker);
}
::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--primary), var(--neon-purple));
    border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--neon-orange), var(--neon-purple));
}

/* ===== TOAST NOTIFICATIONS ===== */
.toast-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 9999;
}

.toast-notification {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 1rem 1.5rem;
    color: #fff;
    margin-top: 1rem;
    animation: toastSlide 0.4s ease;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

@keyframes toastSlide {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* ===== SHIMMER EFFECT ===== */
.shimmer {
    position: relative;
    overflow: hidden;
}

.shimmer::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    animation: shimmerMove 2s infinite;
}

@keyframes shimmerMove {
    0% { left: -100%; }
    100% { left: 100%; }
}