/* ============================================================================
 * TOPUP GAME PRO - Modern Gaming Marketplace CSS
 * Inspired by LootBar.gg - Professional & Responsive
 * Version: 1.0.0
 * ============================================================================ */

/* ============================================================================
 * 1. RESET & BASE STYLES
 * ============================================================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Primary Colors */
    --primary: #7C3AED;
    --primary-dark: #6D28D9;
    --primary-light: #A78BFA;
    
    /* Accent Colors */
    --accent: #F59E0B;
    --accent-dark: #D97706;
    --success: #10B981;
    --danger: #EF4444;
    --warning: #F59E0B;
    
    /* Neutral Colors */
    --dark-bg: #0F0F1A;
    --dark-surface: #1A1A2E;
    --dark-card: #16213E;
    --dark-hover: #1F2937;
    --text-primary: #FFFFFF;
    --text-secondary: #9CA3AF;
    --text-muted: #6B7280;
    --border-color: #374151;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 20px rgba(124, 58, 237, 0.3);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #0F0F1A 0%, #1A1A2E 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ============================================================================
 * 2. SIDEBAR NAVIGATION
 * ============================================================================ */
.sidebar {
    position: fixed;
    top: 0;
    left: -320px;
    width: 320px;
    height: 100vh;
    background: var(--dark-surface);
    border-right: 1px solid var(--border-color);
    transition: left var(--transition-normal);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.sidebar.active {
    left: 0;
    box-shadow: var(--shadow-xl);
}

.sidebar-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.sidebar-brand i {
    font-size: 1.5rem;
    color: var(--accent);
}

.sidebar-close {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: var(--text-primary);
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
}

.sidebar-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.sidebar-content {
    flex: 1;
    padding: var(--spacing-lg);
    overflow-y: auto;
}

.sidebar-section {
    margin-bottom: var(--spacing-xl);
}

.sidebar-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-sm);
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-sm);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    font-size: 0.9rem;
    position: relative;
}

.sidebar-link:hover {
    background: var(--dark-hover);
    color: var(--text-primary);
    padding-left: var(--spacing-md);
}

.sidebar-link.active {
    background: linear-gradient(90deg, var(--primary) 0%, transparent 100%);
    color: var(--text-primary);
    font-weight: 600;
}

.sidebar-link .badge {
    margin-left: auto;
    background: var(--danger);
    color: white;
    padding: 0.125rem 0.5rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

.sidebar-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.sidebar-btn {
    padding: var(--spacing-md);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    font-size: 0.9rem;
}

.login-btn {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
}

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

.register-btn {
    background: var(--dark-hover);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

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

/* ============================================================================
 * 3. NAVIGATION BAR
 * ============================================================================ */
.navbar {
    position: sticky;
    top: 0;
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 100;
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-hamburger {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

.nav-hamburger:hover {
    background: var(--dark-hover);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.nav-brand i {
    color: var(--accent);
    font-size: 1.5rem;
}

.brand-text {
    background: linear-gradient(135deg, var(--primary-light), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.nav-btn {
    background: var(--dark-hover);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.nav-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-2px);
}

/* ============================================================================
 * 4. SEARCH BAR
 * ============================================================================ */
.search-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--dark-surface);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-lg);
    transform: translateY(-100%);
    transition: transform var(--transition-normal);
    z-index: 200;
    box-shadow: var(--shadow-xl);
}

.search-bar.active {
    transform: translateY(0);
}

.search-container {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.search-icon {
    position: absolute;
    left: var(--spacing-lg);
    color: var(--text-muted);
    font-size: 1.25rem;
}

.search-input {
    width: 100%;
    padding: var(--spacing-lg) var(--spacing-lg) var(--spacing-lg) 3.5rem;
    background: var(--dark-card);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-xl);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

.search-close {
    background: var(--dark-hover);
    border: none;
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
}

.search-close:hover {
    background: var(--danger);
}

/* ============================================================================
 * 5. HERO SLIDESHOW
 * ============================================================================ */
.hero-slideshow {
    position: relative;
    overflow: hidden;
    background: var(--dark-bg);
}

.slideshow-container {
    position: relative;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    overflow: hidden;
    aspect-ratio: 16 / 9; /* Default ratio - akan adapt ke gambar */
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1s ease-in-out, visibility 1s ease-in-out;
}

.slide.active {
    opacity: 1;
    visibility: visible;
    z-index: 1;
}

.slide-image {
    width: 100%;
    height: 100%;
    object-fit: contain; /* Show full image, no cropping */
    display: block;
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(15, 15, 26, 0.4) 0%,
        rgba(124, 58, 237, 0.15) 50%,
        rgba(15, 15, 26, 0.4) 100%
    );
    z-index: 1;
    pointer-events: none; /* Allow click-through */
}

.slide-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    z-index: 2;
    width: 90%;
    max-width: 800px;
}

.slide-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
    color: white;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

.hero-highlight {
    background: linear-gradient(135deg, var(--primary-light), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.slide-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

/* Navigation Arrows */
.slide-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(26, 26, 46, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    z-index: 3;
    transition: all var(--transition-fast);
    backdrop-filter: blur(10px);
}

.slide-arrow:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-50%) scale(1.1);
}

.slide-arrow.prev {
    left: var(--spacing-lg);
}

.slide-arrow.next {
    right: var(--spacing-lg);
}

/* Dots Navigation */
.slide-dots {
    position: absolute;
    bottom: 20px; /* Fixed position dari bottom container */
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--spacing-sm);
    z-index: 10; /* High z-index untuk overlay di atas gambar */
    padding: 8px 16px;
    background: rgba(15, 15, 26, 0.7); /* Slightly darker untuk visibility */
    border-radius: var(--radius-full);
    backdrop-filter: blur(10px); /* Stronger blur */
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    border: none; /* Remove border untuk cleaner look */
    cursor: pointer;
    transition: all var(--transition-fast);
    padding: 0;
}

.dot:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: scale(1.15);
}

.dot.active {
    background: white; /* Bright white untuk clear indicator */
    width: 28px; /* Slightly smaller */
    border-radius: var(--radius-full);
}

/* ============================================================================
 * 6. CATEGORY SECTION
 * ============================================================================ */
.category-section {
    padding: var(--spacing-lg);
    background: var(--dark-surface);
    border-bottom: 1px solid var(--border-color);
}

.category-container {
    max-width: 1400px;
    margin: 0 auto;
}

.category-tabs {
    display: flex;
    gap: var(--spacing-sm);
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.category-tabs::-webkit-scrollbar {
    display: none;
}

.category-tab {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.category-tab:hover {
    background: var(--dark-hover);
    border-color: var(--primary);
    color: var(--text-primary);
}

.category-tab.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-color: var(--primary);
    color: white;
    box-shadow: var(--shadow-glow);
}

/* ============================================================================
 * 7. GAMES GRID
 * ============================================================================ */
.games-section {
    padding: var(--spacing-2xl) var(--spacing-lg) var(--spacing-lg); /* Reduced bottom padding */
    min-height: 60vh;
}

.games-container {
    max-width: 1400px;
    margin: 0 auto;
}

/* Section Header with Tagline */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.section-title i {
    color: var(--accent);
    font-size: 1.8rem;
}

.section-tagline {
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: var(--spacing-lg);
}

.game-card {
    background: var(--dark-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
}

.game-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: 0 10px 30px rgba(124, 58, 237, 0.3);
}

.game-card-image {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    background: linear-gradient(135deg, var(--dark-card), var(--dark-hover));
}

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

.game-card-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    line-height: 1.4;
}

.game-card-badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    margin-top: var(--spacing-xs);
}

/* ============================================================================
 * 6. PAGINATION
 * ============================================================================ */
.pagination-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-2xl);
    padding: var(--spacing-lg) 0;
    border-top: 1px solid var(--border-color);
}

.pagination-btn {
    min-width: 40px;
    height: 40px;
    padding: 0 var(--spacing-md);
    background: var(--dark-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.pagination-btn:hover:not(:disabled) {
    background: var(--dark-hover);
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

.pagination-btn.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-color: var(--primary);
    color: white;
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
}

.pagination-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    background: var(--dark-card);
}

.pagination-dots {
    color: var(--text-muted);
    padding: 0 var(--spacing-xs);
    font-weight: 600;
}

.pagination-info {
    width: 100%;
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-md);
}

.pagination-text {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.loading-grid {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
    gap: var(--spacing-md);
}

.loading-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* ============================================================================
 * 8. MODAL
 * ============================================================================ */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    z-index: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

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

.modal-container {
    background: var(--dark-surface);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 900px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-color);
    transform: scale(0.9);
    transition: transform var(--transition-normal);
}

.modal-overlay.active .modal-container {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    background: var(--dark-hover);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    z-index: 1;
}

.modal-close:hover {
    background: var(--danger);
    border-color: var(--danger);
}

.modal-header {
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-bottom: 1px solid var(--border-color);
}

.modal-game-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.modal-game-icon {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-lg);
    object-fit: cover;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.modal-game-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: var(--spacing-xs);
}

.modal-game-subtitle {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

.modal-content {
    padding: var(--spacing-xl);
}

/* Order Steps */
.order-step {
    margin-bottom: var(--spacing-xl);
    opacity: 0.5;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.order-step.active {
    opacity: 1;
    pointer-events: auto;
}

.step-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.step-number {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
}

.step-header h4 {
    font-size: 1.25rem;
    font-weight: 600;
}

.step-content {
    padding-left: calc(36px + var(--spacing-md));
}

/* Form Elements */
.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

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

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.form-input {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

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

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.product-card {
    padding: var(--spacing-lg);
    background: var(--dark-card);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: center;
}

.product-card:hover {
    border-color: var(--primary);
    background: var(--dark-hover);
}

.product-card.selected {
    border-color: var(--primary);
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.1), transparent);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.2);
}

.product-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.product-price {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent);
}

/* Order Summary */
.order-summary {
    background: var(--dark-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    border: 1px solid var(--border-color);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.summary-row.total-row {
    border-top: 2px solid var(--border-color);
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-md);
}

.summary-total {
    font-size: 1.5rem;
    color: var(--accent);
}

/* Submit Button */
.submit-btn {
    width: 100%;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border: none;
    border-radius: var(--radius-lg);
    color: white;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    transition: all var(--transition-fast);
}

.submit-btn:not(:disabled):hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.submit-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ============================================================================
 * 9. FOOTER
 * ============================================================================ */
.footer {
    background: var(--dark-surface);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-2xl) var(--spacing-lg);
    margin-top: 0; /* Remove margin - use padding only */
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.footer-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

.footer-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

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

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

.social-link {
    width: 40px;
    height: 40px;
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 1.25rem;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ============================================================================
 * 10. RESPONSIVE DESIGN
 * ============================================================================ */
@media (max-width: 768px) {
    /* Sidebar Mobile Fix - Prevent footer cutoff */
    .sidebar {
        height: 100dvh; /* Dynamic viewport height (respects browser UI) */
        max-height: -webkit-fill-available; /* Safari fallback */
    }
    
    .sidebar-content {
        padding-bottom: var(--spacing-md); /* Reduce padding untuk save space */
        max-height: calc(100dvh - 180px); /* Reserve space for header (70px) + footer (110px) */
        overflow-y: auto;
        -webkit-overflow-scrolling: touch; /* Smooth scrolling iOS */
    }
    
    .sidebar-footer {
        padding: var(--spacing-md);
        flex-shrink: 0; /* Prevent footer dari di-compress */
        position: sticky;
        bottom: 0;
        background: var(--dark-surface);
        border-top: 2px solid var(--border-color);
        box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.3); /* Elevate footer */
    }
    
    .sidebar-section {
        margin-bottom: var(--spacing-lg); /* Compact spacing */
    }
    
    /* Hero Slideshow Mobile */
    .slideshow-container {
        /* Height auto-calculated by JavaScript */
    }
    
    .slide-image {
        object-fit: contain; /* Show full image */
    }
    
    .slide-dots {
        bottom: 16px; /* Fixed position untuk mobile */
        padding: 6px 12px;
    }
    
    .slide-title {
        font-size: 1.75rem;
    }
    
    .slide-subtitle {
        font-size: 1rem;
    }
    
    .slide-arrow {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .slide-arrow.prev {
        left: var(--spacing-sm);
    }
    
    .slide-arrow.next {
        right: var(--spacing-sm);
    }
    
    .slide-dots {
        bottom: var(--spacing-lg);
    }
    
    /* Section Header Mobile */
    .section-title {
        font-size: 1.5rem;
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .section-title i {
        font-size: 1.4rem;
    }
    
    .section-tagline {
        font-size: 0.95rem;
    }
    
    .games-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: var(--spacing-md);
    }
    
    .category-tabs {
        padding-bottom: var(--spacing-sm);
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .modal-game-info {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
    }
    
    /* Pagination Mobile */
    .pagination-container {
        gap: var(--spacing-xs);
        padding: var(--spacing-md) 0;
    }
    
    .pagination-btn {
        min-width: 36px;
        height: 36px;
        padding: 0 var(--spacing-sm);
        font-size: 0.85rem;
    }
    
    .pagination-info {
        margin-top: var(--spacing-sm);
    }
    
    .pagination-text {
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    /* Extra compact untuk small screens */
    .sidebar {
        width: 280px; /* Reduce width sedikit */
        left: -280px;
    }
    
    .sidebar-header {
        padding: var(--spacing-md);
    }
    
    .sidebar-content {
        padding: var(--spacing-md);
        max-height: calc(100dvh - 160px); /* Adjusted for smaller header/footer */
    }
    
    .sidebar-footer {
        padding: var(--spacing-sm) var(--spacing-md);
        gap: var(--spacing-xs);
    }
    
    .sidebar-btn {
        padding: var(--spacing-sm);
        font-size: 0.85rem;
    }
    
    .sidebar-link {
        padding: var(--spacing-sm);
        font-size: 0.85rem;
    }
    
    .sidebar-section {
        margin-bottom: var(--spacing-md);
    }
    
    /* Hero Slideshow Small Screens */
    .slideshow-container {
        /* Height auto-calculated by JavaScript */
    }
    
    .slide-image {
        object-fit: contain; /* Full image visibility */
    }
    
    .slide-dots {
        bottom: 12px; /* Fixed position untuk small screens */
        padding: 4px 8px;
    }
    
    .slide-title {
        font-size: 1.5rem;
    }
    
    .slide-subtitle {
        font-size: 0.9rem;
    }
    
    .slide-arrow {
        width: 36px;
        height: 36px;
        font-size: 0.9rem;
    }
    
    .dot {
        width: 8px;
        height: 8px;
    }
    
    .dot.active {
        width: 20px;
    }
    }
    
    .games-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .brand-text {
        display: none;
    }
    
    /* Pagination Mobile Compact */
    .pagination-btn {
        min-width: 32px;
        height: 32px;
        font-size: 0.8rem;
    }
    
    .pagination-btn:not(.active) span {
        display: none; /* Hide text, show icon only */
    }
    
    .pagination-dots {
        padding: 0 2px;
    }
}