:root {
    /* Color Palette - Rich and Premium */
    --primary-purple: #8b5cf6;
    --primary-blue: #3b82f6;
    --primary-pink: #ec4899;
    --accent-cyan: #06b6d4;
    --accent-orange: #f97316;

    /* Dark Theme */
    --bg-dark: #0f172a;
    --bg-darker: #020617;
    --bg-card: #1e293b;
    --bg-card-hover: #334155;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
    --gradient-secondary: linear-gradient(135deg, #3b82f6 0%, #06b6d4 100%);
    --gradient-accent: linear-gradient(135deg, #f97316 0%, #ec4899 100%);
    --gradient-bg: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);

    /* Text */
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;

    /* Shadows & Glows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.3);
    --glow-purple: 0 0 20px rgba(139, 92, 246, 0.6);
    --glow-pink: 0 0 20px rgba(236, 72, 153, 0.6);
    --glow-blue: 0 0 20px rgba(59, 130, 246, 0.6);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    /* Typography */
    --font-primary: 'Tajawal', 'Cairo', sans-serif;
    --font-secondary: 'Cairo', sans-serif;
}

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

body {
    font-family: var(--font-primary);
    background: var(--bg-darker);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ==================== HEADER & NAVIGATION ==================== */

.main-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(139, 92, 246, 0.2);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.navbar {
    padding: var(--spacing-sm) 0;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 800;
    font-family: var(--font-secondary);
}

.logo-icon {
    font-size: 2rem;
    filter: drop-shadow(var(--glow-purple));
}

.logo-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
    font-weight: 500;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: var(--text-primary);
    background: rgba(139, 92, 246, 0.1);
}

.nav-link:hover::before {
    width: 80%;
}

.nav-link.active {
    color: var(--primary-purple);
    background: rgba(139, 92, 246, 0.15);
}

/* ==================== BUTTONS ==================== */

.btn-primary {
    padding: 0.75rem 1.5rem;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--glow-purple);
}

.btn-secondary {
    padding: 0.75rem 1.5rem;
    background: var(--bg-card);
    color: var(--text-primary);
    border: 2px solid rgba(139, 92, 246, 0.3);
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-primary);
}

.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--primary-purple);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.glow-btn {
    position: relative;
    overflow: hidden;
}

.glow-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;
}

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

/* ==================== HERO SECTION ==================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl) 0;
    margin-top: 70px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-bg);
    z-index: -2;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 50%, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(236, 72, 153, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(59, 130, 246, 0.1) 0%, transparent 50%);
    animation: gradientShift 10s ease infinite;
}

@keyframes gradientShift {
    0%,
    100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.floating-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: -1;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    font-family: var(--font-secondary);
    animation: fadeInUp 0.8s ease;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
    animation: shimmer 3s ease infinite;
}

@keyframes shimmer {
    0%,
    100% {
        filter: brightness(1);
    }
    50% {
        filter: brightness(1.3);
    }
}

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

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

/* Search Bar */

.search-container {
    margin: var(--spacing-xl) auto;
    max-width: 700px;
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.search-wrapper {
    position: relative;
    display: flex;
    background: var(--bg-card);
    border-radius: 16px;
    overflow: hidden;
    border: 2px solid rgba(139, 92, 246, 0.2);
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

.search-wrapper:focus-within {
    border-color: var(--primary-purple);
    box-shadow: var(--shadow-lg), var(--glow-purple);
    transform: translateY(-2px);
}

.search-input {
    flex: 1;
    padding: 1.25rem 1.5rem;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.1rem;
    outline: none;
    font-family: var(--font-primary);
}

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

.search-btn {
    padding: 0 1.5rem;
    background: var(--gradient-primary);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1.5rem;
}

.search-btn:hover {
    filter: brightness(1.2);
}

/* Stats */

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
    animation: fadeInUp 0.8s ease 0.6s backwards;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-md);
    background: rgba(139, 92, 246, 0.1);
    border-radius: 12px;
    border: 1px solid rgba(139, 92, 246, 0.2);
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--glow-purple);
    border-color: var(--primary-purple);
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

/* ==================== FILTERS ==================== */

.filters-section {
    padding: var(--spacing-xl) 0;
    background: var(--bg-dark);
    border-top: 1px solid rgba(139, 92, 246, 0.1);
    border-bottom: 1px solid rgba(139, 92, 246, 0.1);
}

.filters-wrapper {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.filter-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 600;
}

.filter-select {
    padding: 0.75rem 1rem;
    background: var(--bg-card);
    color: var(--text-primary);
    border: 2px solid rgba(139, 92, 246, 0.2);
    border-radius: 10px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-primary);
}

.filter-select:hover {
    border-color: var(--primary-purple);
    box-shadow: var(--shadow-sm);
}

.filter-select:focus {
    outline: none;
    border-color: var(--primary-purple);
    box-shadow: var(--glow-purple);
}

/* ==================== SECTIONS ==================== */

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-size: 2rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-secondary);
}

.section-title .icon {
    font-size: 2.5rem;
    filter: drop-shadow(var(--glow-pink));
}

/* ==================== CAROUSEL ==================== */

.featured-section {
    padding: var(--spacing-2xl) 0;
}

.carousel-controls {
    display: flex;
    gap: var(--spacing-sm);
}

.carousel-btn {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-btn:hover {
    transform: scale(1.1);
    box-shadow: var(--glow-purple);
}

.carousel-wrapper {
    overflow: hidden;
    border-radius: 20px;
}

.carousel-track {
    display: flex;
    gap: var(--spacing-md);
    transition: transform 0.5s ease;
}

/* ==================== DEAL CARDS ==================== */

.deals-section {
    padding: var(--spacing-2xl) 0;
}

.view-toggle {
    display: flex;
    gap: 0.5rem;
    background: var(--bg-card);
    padding: 0.5rem;
    border-radius: 12px;
}

.toggle-btn {
    width: 45px;
    height: 45px;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.toggle-btn:hover {
    background: rgba(139, 92, 246, 0.1);
    color: var(--text-primary);
}

.toggle-btn.active {
    background: var(--gradient-primary);
    color: white;
}

.deals-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.deal-card {
    background: var(--bg-card);
    border-radius: 16px;
    overflow: hidden;
    border: 2px solid transparent;
    transition: all 0.4s ease;
    position: relative;
}

.deal-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 16px;
    padding: 2px;
    background: var(--gradient-primary);
    -webkit-mask:
        linear-gradient(#fff 0 0) content-box,
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.deal-card:hover::before {
    opacity: 1;
}

.deal-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg), var(--glow-purple);
}

.deal-image {
    position: relative;
    height: 250px;
    overflow: hidden;
    background: var(--gradient-bg);
}

.deal-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.deal-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.5rem 1rem;
    background: var(--gradient-accent);
    color: white;
    font-weight: 700;
    border-radius: 20px;
    font-size: 0.9rem;
    box-shadow: var(--glow-pink);
    animation: pulse 2s ease infinite;
}

@keyframes pulse {
    0%,
    100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.deal-content {
    padding: var(--spacing-md);
}

.deal-store {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.deal-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    line-height: 1.4;
}

.deal-prices {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.deal-price-current {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.deal-price-old {
    font-size: 1rem;
    color: var(--text-muted);
    text-decoration: line-through;
}

.deal-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.deal-btn {
    flex: 1;
    padding: 0.75rem;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-primary);
    border: none;
}

.deal-btn-track {
    background: rgba(139, 92, 246, 0.15);
    color: var(--primary-purple);
    border: 2px solid var(--primary-purple);
}

.deal-btn-track:hover {
    background: var(--primary-purple);
    color: white;
    box-shadow: var(--glow-purple);
}

.deal-btn-buy {
    background: var(--gradient-primary);
    color: white;
}

.deal-btn-buy:hover {
    box-shadow: var(--glow-pink);
    transform: translateY(-2px);
}

/* ==================== TRACKING SECTION ==================== */

.tracking-section {
    padding: var(--spacing-2xl) 0;
    background: var(--bg-dark);
}

.tracking-card {
    background: var(--bg-card);
    border-radius: 20px;
    padding: var(--spacing-xl);
    border: 2px solid rgba(139, 92, 246, 0.2);
}

.tracking-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.tracking-count {
    padding: 0.5rem 1rem;
    background: var(--gradient-primary);
    color: white;
    border-radius: 20px;
    font-weight: 600;
}

.empty-state {
    text-align: center;
    padding: var(--spacing-2xl);
}

.empty-icon {
    font-size: 5rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.empty-state p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* ==================== CATEGORIES ==================== */

.categories-section {
    padding: var(--spacing-2xl) 0;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.category-card {
    background: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: 16px;
    text-align: center;
    border: 2px solid transparent;
    transition: all 0.3s ease;
    cursor: pointer;
}

.category-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-purple);
    box-shadow: var(--shadow-lg), var(--glow-purple);
}

.category-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    filter: drop-shadow(var(--glow-blue));
}

.category-name {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

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

/* ==================== FOOTER ==================== */

.main-footer {
    background: var(--bg-darker);
    border-top: 1px solid rgba(139, 92, 246, 0.2);
    padding: var(--spacing-2xl) 0 var(--spacing-md);
    margin-top: var(--spacing-2xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.footer-section h4 {
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    font-size: 1.1rem;
}

.footer-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary-purple);
    padding-right: 5px;
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border-radius: 50%;
    font-size: 1.5rem;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.social-icon:hover {
    background: var(--gradient-primary);
    box-shadow: var(--glow-purple);
    transform: translateY(-5px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(139, 92, 246, 0.1);
    color: var(--text-muted);
}

/* ==================== MODAL ==================== */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: relative;
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: 20px;
    max-width: 500px;
    width: 90%;
    border: 2px solid rgba(139, 92, 246, 0.3);
    box-shadow: var(--shadow-lg), var(--glow-purple);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 1rem;
    left: 1rem;
    width: 40px;
    height: 40px;
    background: rgba(139, 92, 246, 0.2);
    border: none;
    border-radius: 50%;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.modal-close:hover {
    background: var(--primary-purple);
    transform: rotate(90deg);
}

.modal-title {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.modal-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.form-input {
    width: 100%;
    padding: 1rem 1.25rem;
    background: var(--bg-dark);
    border: 2px solid rgba(139, 92, 246, 0.2);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: var(--font-primary);
    margin-bottom: var(--spacing-md);
    transition: all 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-purple);
    box-shadow: var(--glow-purple);
}

.notification-options {
    margin-bottom: var(--spacing-md);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.3s ease;
    margin-bottom: 0.5rem;
}

.checkbox-label:hover {
    background: rgba(139, 92, 246, 0.1);
}

.checkbox-label input[type='checkbox'] {
    width: 20px;
    height: 20px;
    accent-color: var(--primary-purple);
}

.full-width {
    width: 100%;
}

/* ==================== UTILITIES ==================== */

.load-more-container {
    text-align: center;
    margin-top: var(--spacing-xl);
}

.load-more-btn {
    min-width: 300px;
}

/* ==================== RESPONSIVE ==================== */

@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .nav-links {
        display: none;
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .filters-wrapper {
        grid-template-columns: 1fr;
    }

    .deals-grid {
        grid-template-columns: 1fr;
    }

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

/* ==================== ANIMATIONS ==================== */

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

.floating {
    animation: float 3s ease-in-out infinite;
}