/* ===================================
   ZAPPLAY DESIGN SYSTEM - CUSTOM BUILD
   Modern Gaming/Electronics Store
   =================================== */

/* ===================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   =================================== */

:root {
    /* ===== PRIMARY COLORS ===== */
    --primary-50: #eff6ff;
    --primary-100: #dbeafe;
    --primary-200: #bfdbfe;
    --primary-300: #93c5fd;
    --primary-400: #60a5fa;
    --primary-500: #3b82f6;
    --primary-600: #2563eb;
    --primary-700: #1d4ed8;
    --primary-800: #1e40af;
    --primary-900: #1e3a8a;

    /* Primary Aliases */
    --color-primary: var(--primary-600);
    --color-primary-hover: var(--primary-700);
    --color-primary-light: var(--primary-100);

    /* ===== ACCENT COLORS ===== */
    --accent-orange: #ff6b35;
    --accent-orange-hover: #ff5722;
    --accent-green: #10b981;
    --accent-purple: #8b5cf6;
    --accent-yellow: #fbbf24;

    /* ===== NEUTRAL COLORS ===== */
    --neutral-white: #ffffff;
    --neutral-50: #f9fafb;
    --neutral-100: #f3f4f6;
    --neutral-200: #e5e7eb;
    --neutral-300: #d1d5db;
    --neutral-400: #9ca3af;
    --neutral-500: #6b7280;
    --neutral-600: #4b5563;
    --neutral-700: #374151;
    --neutral-800: #1f2937;
    --neutral-900: #111827;
    --neutral-black: #000000;

    /* Neutral Aliases */
    --color-text-primary: var(--neutral-900);
    --color-text-secondary: var(--neutral-600);
    --color-text-muted: var(--neutral-500);
    --color-bg-primary: var(--neutral-white);
    --color-bg-secondary: var(--neutral-50);
    --color-bg-tertiary: var(--neutral-100);
    --color-border: var(--neutral-200);
    --color-border-light: var(--neutral-100);

    /* ===== SEMANTIC COLORS ===== */
    --color-success: #10b981;
    --color-success-light: #d1fae5;
    --color-warning: #f59e0b;
    --color-warning-light: #fef3c7;
    --color-error: #ef4444;
    --color-error-light: #fee2e2;
    --color-info: #3b82f6;
    --color-info-light: #dbeafe;

    /* ===== TYPOGRAPHY ===== */
    --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    --font-family-heading: 'Poppins', 'Inter', sans-serif;
    --font-family-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;

    /* Font Sizes - Fluid Typography */
    --font-size-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
    --font-size-sm: clamp(0.875rem, 0.8rem + 0.375vw, 1rem);
    --font-size-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
    --font-size-lg: clamp(1.125rem, 1rem + 0.625vw, 1.25rem);
    --font-size-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
    --font-size-2xl: clamp(1.5rem, 1.3rem + 1vw, 1.875rem);
    --font-size-3xl: clamp(1.875rem, 1.5rem + 1.875vw, 2.25rem);
    --font-size-4xl: clamp(2.25rem, 1.75rem + 2.5vw, 3rem);
    --font-size-5xl: clamp(3rem, 2rem + 5vw, 3.75rem);

    /* Font Weights */
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;

    /* Line Heights */
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;
    --line-height-loose: 2;

    /* ===== SPACING SCALE ===== */
    --space-0: 0;
    --space-1: 0.25rem;   /* 4px */
    --space-2: 0.5rem;    /* 8px */
    --space-3: 0.75rem;   /* 12px */
    --space-4: 1rem;      /* 16px */
    --space-5: 1.25rem;   /* 20px */
    --space-6: 1.5rem;    /* 24px */
    --space-8: 2rem;      /* 32px */
    --space-10: 2.5rem;   /* 40px */
    --space-12: 3rem;     /* 48px */
    --space-16: 4rem;     /* 64px */
    --space-20: 5rem;     /* 80px */
    --space-24: 6rem;     /* 96px */
    --space-32: 8rem;     /* 128px */

    /* ===== BORDER RADIUS ===== */
    --radius-none: 0;
    --radius-sm: 0.25rem;
    --radius-base: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-3xl: 2rem;
    --radius-full: 9999px;

    /* ===== SHADOWS ===== */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-base: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-2xl: 0 50px 100px -20px rgba(0, 0, 0, 0.25);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.05);

    /* Colored Shadows */
    --shadow-primary: 0 10px 30px -5px rgba(37, 99, 235, 0.3);
    --shadow-accent: 0 10px 30px -5px rgba(255, 107, 53, 0.3);

    /* ===== TRANSITIONS ===== */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);

    /* ===== Z-INDEX SCALE ===== */
    --z-base: 0;
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-toast: 1080;
    --z-max: 9999;

    /* ===== BREAKPOINTS (for reference in media queries) ===== */
    --breakpoint-sm: 640px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 1024px;
    --breakpoint-xl: 1280px;
    --breakpoint-2xl: 1536px;

    /* ===== CONTAINER WIDTHS ===== */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
    --container-2xl: 1536px;

    /* ===== ANIMATIONS ===== */
    --animation-spin: spin 1s linear infinite;
    --animation-pulse: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
    --animation-bounce: bounce 1s infinite;
}

/* ===================================
   GLOBAL RESET & BASE STYLES
   =================================== */

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    min-height: 100vh;
}

/* ===================================
   TYPOGRAPHY
   =================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--color-text-primary);
    margin-bottom: var(--space-4);
}

h1 {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-extrabold);
    letter-spacing: -0.025em;
}

h2 {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    letter-spacing: -0.025em;
}

h3 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
}

h4 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
}

h5 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
}

h6 {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
}

p {
    margin-bottom: var(--space-4);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
}

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

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

strong, b {
    font-weight: var(--font-weight-semibold);
}

small {
    font-size: var(--font-size-sm);
}

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

.container {
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--space-4);
    padding-right: var(--space-4);
}

@media (min-width: 640px) {
    .container {
        max-width: var(--container-sm);
        padding-left: var(--space-6);
        padding-right: var(--space-6);
    }
}

@media (min-width: 768px) {
    .container {
        max-width: var(--container-md);
    }
}

@media (min-width: 1024px) {
    .container {
        max-width: var(--container-lg);
        padding-left: var(--space-8);
        padding-right: var(--space-8);
    }
}

@media (min-width: 1280px) {
    .container {
        max-width: var(--container-xl);
    }
}

@media (min-width: 1536px) {
    .container {
        max-width: var(--container-2xl);
    }
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

@keyframes bounce {
    0%, 100% {
        transform: translateY(-25%);
        animation-timing-function: cubic-bezier(0.8, 0, 1, 1);
    }
    50% {
        transform: translateY(0);
        animation-timing-function: cubic-bezier(0, 0, 0.2, 1);
    }
}

/* ===================================
   UTILITY CLASSES
   =================================== */

/* Animations */
.animate-fade-in {
    animation: fadeIn 0.5s ease-out;
}

.animate-slide-in-up {
    animation: slideInUp 0.5s ease-out;
}

.animate-slide-in-left {
    animation: slideInLeft 0.5s ease-out;
}

.animate-slide-in-right {
    animation: slideInRight 0.5s ease-out;
}

/* Visibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus States */
.focus-ring:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}
/* ===================================
   COMPONENT LIBRARY
   Modern UI Components for ZapPlay
   =================================== */

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    line-height: 1;
    text-decoration: none;
    text-align: center;
    white-space: nowrap;
    border: 1px solid transparent;
    border-radius: var(--radius-lg);
    cursor: pointer;
    user-select: none;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* Button Variants */
.btn-primary {
    background-color: var(--color-primary);
    color: var(--neutral-white);
    box-shadow: var(--shadow-sm);
}

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

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background-color: var(--neutral-700);
    color: var(--neutral-white);
}

.btn-secondary:hover {
    background-color: var(--neutral-800);
    transform: translateY(-2px);
}

.btn-accent {
    background-color: var(--accent-orange);
    color: var(--neutral-white);
    box-shadow: var(--shadow-sm);
}

.btn-accent:hover {
    background-color: var(--accent-orange-hover);
    box-shadow: var(--shadow-accent);
    transform: translateY(-2px);
}

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

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

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

.btn-ghost:hover {
    background-color: var(--color-bg-secondary);
    color: var(--color-text-primary);
}

/* Button Sizes */
.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--font-size-lg);
}

.btn-xl {
    padding: var(--space-5) var(--space-10);
    font-size: var(--font-size-xl);
}

.btn-icon {
    padding: var(--space-3);
    aspect-ratio: 1;
}

.btn-block {
    display: flex;
    width: 100%;
}

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

.card {
    background-color: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.card-interactive {
    cursor: pointer;
}

.card-interactive:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.card-header {
    padding: var(--space-6);
    border-bottom: 1px solid var(--color-border);
}

.card-body {
    padding: var(--space-6);
}

.card-footer {
    padding: var(--space-6);
    border-top: 1px solid var(--color-border);
    background-color: var(--color-bg-secondary);
}

/* Product Card */
.product-card {
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-card-image {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    background-color: var(--color-bg-secondary);
}

.product-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.product-card:hover .product-card-image img {
    transform: scale(1.05);
}

.product-card-badges {
    position: absolute;
    top: var(--space-3);
    left: var(--space-3);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    z-index: 1;
}

.product-card-actions {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    opacity: 0;
    transform: translateX(10px);
    transition: all var(--transition-base);
}

.product-card:hover .product-card-actions {
    opacity: 1;
    transform: translateX(0);
}

.product-card-content {
    padding: var(--space-5);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-card-category {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-2);
}

.product-card-title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-3);
    line-height: var(--line-height-tight);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-card-rating {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.product-card-price {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-top: auto;
    margin-bottom: var(--space-4);
}

.product-card-price-current {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
}

.product-card-price-original {
    font-size: var(--font-size-base);
    color: var(--color-text-muted);
    text-decoration: line-through;
}

/* ===================================
   BADGES
   =================================== */

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    line-height: 1;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-primary {
    background-color: var(--color-primary);
    color: var(--neutral-white);
}

.badge-secondary {
    background-color: var(--neutral-700);
    color: var(--neutral-white);
}

.badge-success {
    background-color: var(--color-success);
    color: var(--neutral-white);
}

.badge-warning {
    background-color: var(--color-warning);
    color: var(--neutral-white);
}

.badge-error {
    background-color: var(--color-error);
    color: var(--neutral-white);
}

.badge-outline {
    background-color: transparent;
    border: 1px solid currentColor;
}

.badge-new {
    background-color: var(--accent-green);
    color: var(--neutral-white);
}

.badge-sale {
    background-color: var(--accent-orange);
    color: var(--neutral-white);
}

/* ===================================
   FORMS
   =================================== */

.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
}

.form-label-required::after {
    content: '*';
    color: var(--color-error);
    margin-left: var(--space-1);
}

.form-input,
.form-select,
.form-textarea {
    display: block;
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
    background-color: var(--color-bg-secondary);
    cursor: not-allowed;
    opacity: 0.6;
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-help {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-top: var(--space-2);
}

.form-error {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--color-error);
    margin-top: var(--space-2);
}

.form-input.has-error {
    border-color: var(--color-error);
}

.form-input.has-error:focus {
    box-shadow: 0 0 0 3px var(--color-error-light);
}

/* Search Input */
.form-search {
    position: relative;
}

.form-search-icon {
    position: absolute;
    left: var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
    pointer-events: none;
}

.form-search input {
    padding-left: var(--space-12);
}

/* Header Search Input */
.search-input {
    position: relative;
    display: flex;
    align-items: center;
    background: var(--neutral-white);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.search-input:hover {
    border-color: var(--color-primary-light);
    box-shadow: var(--shadow-md);
}

.search-input:focus-within {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px var(--color-primary-light);
    transform: translateY(-1px);
}

.search-input .search-icon {
    color: var(--color-text-muted);
    font-size: var(--font-size-lg);
    margin-right: var(--space-3);
    transition: color var(--transition-fast);
}

.search-input:focus-within .search-icon {
    color: var(--color-primary);
}

.search-input input {
    flex: 1;
    border: none;
    outline: none;
    background: transparent;
    font-size: var(--font-size-base);
    color: var(--color-text-primary);
    padding: 0;
    margin: 0;
}

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

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

/* Checkbox & Radio */
.form-checkbox,
.form-radio {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
}

.form-checkbox input,
.form-radio input {
    width: 1.25rem;
    height: 1.25rem;
    cursor: pointer;
    accent-color: var(--color-primary);
}

/* ===================================
   ALERTS
   =================================== */

.alert {
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    border-left: 4px solid;
    background-color: var(--color-bg-secondary);
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
}

.alert-icon {
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
}

.alert-content {
    flex-grow: 1;
}

.alert-title {
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-1);
}

.alert-success {
    border-left-color: var(--color-success);
    background-color: var(--color-success-light);
    color: var(--color-success);
}

.alert-warning {
    border-left-color: var(--color-warning);
    background-color: var(--color-warning-light);
    color: var(--color-warning);
}

.alert-error {
    border-left-color: var(--color-error);
    background-color: var(--color-error-light);
    color: var(--color-error);
}

.alert-info {
    border-left-color: var(--color-info);
    background-color: var(--color-info-light);
    color: var(--color-info);
}

/* ===================================
   LOADING SPINNER
   =================================== */

.spinner {
    display: inline-block;
    width: 1.5rem;
    height: 1.5rem;
    border: 2px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: var(--radius-full);
    animation: spin 0.8s linear infinite;
}

.spinner-sm {
    width: 1rem;
    height: 1rem;
    border-width: 2px;
}

.spinner-lg {
    width: 2.5rem;
    height: 2.5rem;
    border-width: 3px;
}

/* ===================================
   DIVIDER
   =================================== */

.divider {
    border: 0;
    border-top: 1px solid var(--color-border);
    margin: var(--space-6) 0;
}

.divider-text {
    position: relative;
    text-align: center;
    margin: var(--space-6) 0;
}

.divider-text::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    border-top: 1px solid var(--color-border);
}

.divider-text span {
    position: relative;
    padding: 0 var(--space-4);
    background-color: var(--color-bg-primary);
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

/* ===================================
   RATING STARS
   =================================== */

.rating {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
}

.rating-star {
    width: 1rem;
    height: 1rem;
    color: var(--accent-yellow);
}

.rating-star.empty {
    color: var(--neutral-300);
}

.rating-count {
    margin-left: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* ===================================
   PAGINATION
   =================================== */

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-1);
    margin: var(--space-8) 0;
    flex-wrap: wrap;
}

.pagination-item {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.75rem;
    height: 2.75rem;
    padding: 0 var(--space-3);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    cursor: pointer;
    text-decoration: none;
    box-shadow: var(--shadow-sm);
}

.pagination-item:hover {
    background-color: var(--color-primary-light);
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.pagination-item.active {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--neutral-white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.pagination-item:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
    background-color: var(--color-bg-tertiary);
    color: var(--color-text-muted);
}

/* ===================================
   BREADCRUMBS
   =================================== */

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-wrap: nowrap;
    padding: var(--space-4) 0;
    overflow-x: auto;
    white-space: nowrap;
}

.breadcrumb-item {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    flex-shrink: 0;
}

.breadcrumb-item a {
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
    text-decoration: none;
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
}

.breadcrumb-item a:hover {
    color: var(--color-primary);
    background: var(--color-bg-secondary);
}

.breadcrumb-item.active {
    color: var(--color-text-primary);
    font-weight: var(--font-weight-medium);
    padding: var(--space-1) var(--space-2);
    background: var(--color-primary-light);
    border-radius: var(--radius-sm);
}

.breadcrumb-separator {
    color: var(--color-text-muted);
    font-size: var(--font-size-xs);
    margin: 0 var(--space-1);
    flex-shrink: 0;
}

/* ===================================
   TOOLTIPS
   =================================== */

.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip-content {
    position: absolute;
    bottom: calc(100% + var(--space-2));
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-2) var(--space-3);
    background-color: var(--neutral-900);
    color: var(--neutral-white);
    font-size: var(--font-size-sm);
    border-radius: var(--radius-md);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
    z-index: var(--z-tooltip);
}

.tooltip:hover .tooltip-content {
    opacity: 1;
}

.tooltip-content::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 4px solid transparent;
    border-top-color: var(--neutral-900);
}
/* ===================================
   ZAPPLAY LAYOUT & NAVIGATION
   Modern Gaming/Electronics Store
   =================================== */

/* ===================================
   HEADER & TOP BAR
   =================================== */

.site-header {
    background: var(--neutral-white);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    box-shadow: var(--shadow-sm);
}

.top-bar {
    background: var(--neutral-900);
    color: var(--neutral-white);
    padding: var(--space-2) 0;
    font-size: var(--font-size-sm);
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.top-bar-left,
.top-bar-right {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.top-bar a {
    color: var(--neutral-white);
    transition: color var(--transition-fast);
}

.top-bar a:hover {
    color: var(--primary-400);
}

.top-bar-icon {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
}

/* ===================================
   MAIN HEADER
   =================================== */

.main-header {
    padding: var(--space-4) 0;
}

.header-content {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: var(--space-8);
    align-items: center;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-family: var(--font-family-heading);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-extrabold);
    color: var(--color-primary);
    text-decoration: none;
}

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

.logo-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary), var(--accent-purple));
    border-radius: var(--radius-lg);
    color: white;
    font-size: var(--font-size-xl);
}

/* Header Search */
.header-search {
    max-width: 600px;
    width: 100%;
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.header-action-btn {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-2);
    color: var(--color-text-primary);
    text-decoration: none;
    transition: all var(--transition-fast);
    border-radius: var(--radius-md);
}

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

.header-action-icon {
    font-size: 24px;
    position: relative;
}

.header-action-badge {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--accent-orange);
    color: white;
    font-size: 11px;
    font-weight: var(--font-weight-bold);
    min-width: 18px;
    height: 18px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
}

.header-action-label {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
}

/* ===================================
   NAVIGATION
   =================================== */

.main-nav {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border-light);
    border-bottom: 1px solid var(--color-border-light);
}

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

.nav-menu {
    display: flex;
    gap: var(--space-2);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-4);
    color: var(--color-text-primary);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    transition: all var(--transition-fast);
    border-radius: var(--radius-md);
}

.nav-link:hover,
.nav-link.active {
    background: var(--neutral-white);
    color: var(--color-primary);
}

.nav-link-icon {
    font-size: 18px;
}

/* Categories Dropdown */
.categories-dropdown {
    position: relative;
}

.categories-trigger {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    background: var(--color-primary);
    color: white;
    font-weight: var(--font-weight-semibold);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.categories-trigger:hover {
    background: var(--color-primary-hover);
    box-shadow: var(--shadow-primary);
}

.categories-icon {
    font-size: 20px;
}

.categories-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    background: var(--neutral-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    min-width: 280px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-base);
    z-index: var(--z-dropdown);
}

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

.categories-list {
    list-style: none;
    padding: var(--space-2);
    margin: 0;
}

.category-item {
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

.category-item:hover {
    background: var(--color-bg-secondary);
}

.category-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    color: var(--color-text-primary);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.category-link:hover {
    color: var(--color-primary);
    padding-left: var(--space-4);
}

.category-icon {
    font-size: 20px;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-light);
    color: var(--color-primary);
    border-radius: var(--radius-md);
}

.category-info {
    flex: 1;
}

.category-name {
    font-weight: var(--font-weight-medium);
    display: block;
}

.category-count {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    display: block;
    margin-top: 2px;
}

/* Mega Menu */
.mega-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    background: var(--neutral-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: var(--space-8);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-base);
    z-index: var(--z-dropdown);
}

.nav-item:hover .mega-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.mega-menu-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-8);
}

.mega-menu-column h4 {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-2);
    border-bottom: 2px solid var(--color-primary);
}

.mega-menu-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mega-menu-links li {
    margin-bottom: var(--space-2);
}

.mega-menu-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
    display: block;
    padding: var(--space-2);
    border-radius: var(--radius-base);
}

.mega-menu-links a:hover {
    color: var(--color-primary);
    background: var(--color-bg-secondary);
    padding-left: var(--space-3);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 28px;
    color: var(--color-text-primary);
    cursor: pointer;
    padding: var(--space-2);
}

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

.site-footer {
    background: var(--neutral-900);
    color: var(--neutral-300);
    margin-top: var(--space-20);
}

.footer-main {
    padding: var(--space-16) 0 var(--space-8);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: var(--space-8);
}

.footer-column h3 {
    color: var(--neutral-white);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-6);
}

.footer-about {
    max-width: 400px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-family: var(--font-family-heading);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-extrabold);
    color: var(--neutral-white);
    text-decoration: none;
    margin-bottom: var(--space-4);
}

.footer-description {
    color: var(--neutral-400);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-6);
}

.footer-social {
    display: flex;
    gap: var(--space-3);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    color: var(--neutral-white);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-fast);
}

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

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: var(--space-3);
}

.footer-links a {
    color: var(--neutral-400);
    text-decoration: none;
    transition: all var(--transition-fast);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--neutral-white);
    padding-left: var(--space-2);
}

/* Footer Newsletter */
.footer-newsletter {
    margin-bottom: var(--space-6);
}

.footer-newsletter p {
    color: var(--neutral-400);
    margin-bottom: var(--space-4);
}

.newsletter-form {
    display: flex;
    gap: var(--space-2);
}

.newsletter-form input {
    flex: 1;
    padding: var(--space-3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
    color: var(--neutral-white);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
}

.newsletter-form input::placeholder {
    color: var(--neutral-500);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--color-primary);
    background: rgba(255, 255, 255, 0.1);
}

.newsletter-form button {
    padding: var(--space-3) var(--space-6);
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.newsletter-form button:hover {
    background: var(--color-primary-hover);
}

/* Footer Contact */
.footer-contact-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-contact-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    color: var(--neutral-400);
}

.footer-contact-icon {
    font-size: 20px;
    color: var(--color-primary);
    flex-shrink: 0;
}

/* Footer Bottom */
.footer-bottom {
    padding: var(--space-6) 0;
}

.footer-bottom-content {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.footer-copyright {
    color: var(--neutral-500);
    font-size: var(--font-size-sm);
    text-align: center;
}

/* ===================================
   BREADCRUMBS
   =================================== */

.breadcrumbs-section {
    background: var(--color-bg-secondary);
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--color-border);
}

/* ===================================
   PAGE LAYOUT
   =================================== */

.page-layout {
    padding: var(--space-12) 0;
}

.page-layout-sidebar {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: var(--space-8);
}

.page-layout-sidebar-right {
    grid-template-columns: 1fr 400px;
}

/* Sidebar */
.sidebar {
    height: fit-content;
    position: sticky;
    top: calc(var(--space-16) + 80px);
}

.sidebar-widget {
    background: var(--neutral-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    margin-bottom: var(--space-6);
}

.sidebar-widget:last-child {
    margin-bottom: 0;
}

.sidebar-widget h3 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-3);
    border-bottom: 2px solid var(--color-primary);
}

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

/* Tablet (max-width: 1024px) */
@media (max-width: 1024px) {
    .header-content {
        grid-template-columns: auto 1fr;
        gap: var(--space-4);
    }

    .header-search {
        grid-column: 1 / -1;
    }

    .mega-menu-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .page-layout-sidebar {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: static;
    }
}

/* Mobile (max-width: 768px) */
@media (max-width: 768px) {
    .top-bar {
        display: none;
    }

    .header-content {
        grid-template-columns: 1fr auto;
    }

    .site-logo {
        font-size: var(--font-size-xl);
    }

    .header-actions {
        gap: var(--space-2);
    }

    .header-action-label {
        display: none;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .main-nav {
        position: fixed;
        top: 0;
        left: -100%;
        width: 280px;
        height: 100vh;
        background: var(--neutral-white);
        z-index: var(--z-modal);
        transition: left var(--transition-base);
        overflow-y: auto;
        box-shadow: var(--shadow-2xl);
    }

    .main-nav.active {
        left: 0;
    }

    .nav-content {
        flex-direction: column;
        align-items: stretch;
        padding: var(--space-6);
    }

    .nav-menu {
        flex-direction: column;
        gap: 0;
    }

    .nav-link {
        padding: var(--space-4);
        border-bottom: 1px solid var(--color-border-light);
    }

    .categories-dropdown {
        width: 100%;
    }

    .categories-trigger {
        width: 100%;
        justify-content: space-between;
    }

    .categories-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border-top: 1px solid var(--color-border);
        border-radius: 0;
        display: none;
    }

    .categories-dropdown.active .categories-menu {
        display: block;
    }

    .mega-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        padding: var(--space-4);
        border-top: 1px solid var(--color-border);
        display: none;
    }

    .nav-item.active .mega-menu {
        display: block;
    }

    .mega-menu-grid {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }

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

    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
}

/* Small Mobile (max-width: 480px) */
@media (max-width: 480px) {
    .header-action-btn {
        padding: var(--space-1);
    }

    .newsletter-form {
        flex-direction: column;
    }

    .newsletter-form button {
        width: 100%;
    }
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: calc(var(--z-modal) - 1);
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

/* Scroll Progress Indicator */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--accent-orange));
    width: 0%;
    z-index: var(--z-max);
    transition: width 0.1s ease-out;
}

/* Print Styles */
@media print {
    .site-header,
    .main-nav,
    .site-footer,
    .header-actions,
    .breadcrumbs-section {
        display: none;
    }
}