/**
 * Admin Dashboard CSS
 * Self-contained stylesheet for admin.php
 * Following UX Design principles: Slick, Minimalistic, Mobile-first
 * Consistent with fan_requests.php, fan_upload.php, champ_dashboard.php
 */

/* ==========================================
   CSS VARIABLES & FOUNDATION
   ========================================== */

:root {
    /* Primary Color Palette - Consistent with other pages */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #4c63d4;
    
    /* Status Colors */
    --status-active: #28a745;
    --status-active-bg: rgba(40, 167, 69, 0.1);
    --status-pending: #ff6b35;
    --status-pending-bg: rgba(255, 107, 53, 0.1);
    --status-inactive: #6c757d;
    --status-inactive-bg: rgba(108, 117, 125, 0.1);
    
    /* Semantic Colors */
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #17a2b8;
    
    /* Neutral Palette */
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --bg-overlay: rgba(255, 255, 255, 0.95);
    
    /* Text Colors */
    --text-primary: #1a202c;
    --text-secondary: #4a5568;
    --text-muted: #718096;
    --text-light: #a0aec0;
    
    /* Border & Shadow */
    --border-color: #e2e8f0;
    --border-light: #f7fafc;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
    
    /* Spacing Scale */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Z-index Scale */
    --z-dropdown: 1000;
    --z-modal: 1050;
    --z-tooltip: 1100;
}

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

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

body.admin-page {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--primary-gradient);
    min-height: 100vh;
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ==========================================
   ANIMATIONS & KEYFRAMES
   ========================================== */

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

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

@keyframes bounceIn {
    0% {
        transform: scale(0.3);
        opacity: 0;
    }
    50% {
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    25% {
        transform: translateX(-5px);
    }
    75% {
        transform: translateX(5px);
    }
}

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

.topbar {
    background: var(--bg-overlay);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: var(--space-lg) var(--space-2xl);
    position: sticky;
    top: 0;
    z-index: var(--z-dropdown);
    box-shadow: var(--shadow-sm);
    animation: slideUp 0.6s ease-out;
}

.topbar-left {
    display: flex;
    gap: var(--space-sm);
    align-items: center;
}

/* Menu Buttons */
.menu-btn {
    background: transparent;
    border: 2px solid transparent;
    color: var(--text-secondary);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.menu-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s;
}

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

.menu-btn:hover {
    background: rgba(102, 126, 234, 0.1);
    color: var(--primary-color);
    border-color: rgba(102, 126, 234, 0.2);
    transform: translateY(-2px);
}

.menu-btn.selected {
    background: var(--primary-gradient);
    color: white;
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.menu-btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.3);
}

/* Refresh Button */
.refresh-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.2rem;
    cursor: pointer;
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    margin-left: auto;
}

.refresh-btn:hover {
    color: var(--primary-color);
    background: rgba(102, 126, 234, 0.1);
    transform: rotate(90deg);
}

.refresh-btn.refreshing {
    animation: spin 1s linear infinite;
    color: var(--primary-color);
}

/* ==========================================
   MAIN LAYOUT
   ========================================== */

.main-content {
    margin-top: var(--space-lg);
    padding: var(--space-2xl);
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
    animation: slideUp 0.8s ease-out;
}

/* Section Management */
.section-hidden {
    display: none !important;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-2xl);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    animation: fadeIn 0.6s ease-out;
}

/* ==========================================
   CARD SYSTEM
   ========================================== */

.earnings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.earnings-card {
    background: var(--bg-overlay);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    animation: slideUp 0.6s ease-out;
}

.earnings-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.earnings-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.earnings-card:hover::before {
    transform: scaleX(1);
}

.clickable-card {
    cursor: pointer;
}

.clickable-card:hover {
    background: rgba(255, 255, 255, 0.98);
}

/* Card Header */
.earnings-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
}

.earnings-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.earnings-icon {
    font-size: 2rem;
    opacity: 0.8;
}

/* Card Content */
.earnings-stats {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) 0;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* Card Actions */
.card-action {
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-color);
}

/* ==========================================
   BUTTONS & INTERACTIVE ELEMENTS
   ========================================== */

.discrete-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--primary-gradient);
    color: white;
    text-decoration: none;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 600;
    transition: all var(--transition-normal);
    border: none;
    cursor: pointer;
}

.discrete-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    text-decoration: none;
    color: white;
}

.discrete-btn-icon {
    font-size: 1rem;
}

.discrete-btn-text {
    font-size: 0.85rem;
}

/* Action Buttons */
.action-btn,
.view-btn {
    display: inline-block;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    transition: all var(--transition-normal);
    border: none;
    cursor: pointer;
}

.view-btn {
    background: var(--primary-color);
    color: white;
}

.view-btn:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    text-decoration: none;
    color: white;
}

/* ==========================================
   TABLES
   ========================================== */

.admin-table-container {
    background: var(--bg-overlay);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
    overflow-x: auto;
    animation: slideUp 0.6s ease-out;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.admin-table th {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-weight: 600;
    padding: var(--space-md) var(--space-lg);
    text-align: left;
    border-bottom: 2px solid var(--border-color);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.admin-table td {
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border-light);
    color: var(--text-primary);
    vertical-align: middle;
}

.admin-table tr:hover {
    background: rgba(102, 126, 234, 0.05);
}

.admin-table tr:last-child td {
    border-bottom: none;
}

/* Status Badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-lg);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-active {
    background: var(--status-active-bg);
    color: var(--status-active);
}

.status-pending {
    background: var(--status-pending-bg);
    color: var(--status-pending);
}

.status-inactive {
    background: var(--status-inactive-bg);
    color: var(--status-inactive);
}

/* Placeholder */
.placeholder {
    text-align: center;
    color: var(--text-muted);
    font-style: italic;
    padding: var(--space-2xl);
    font-size: 1.1rem;
}

/* ==========================================
   DANGER CARD (Database Wipe)
   ========================================== */

.danger-card {
    background: linear-gradient(135deg, #fee5e5 0%, #fecaca 100%);
    border: 2px solid var(--danger-color);
    position: relative;
    overflow: hidden;
}

.danger-card::before {
    background: linear-gradient(45deg, var(--danger-color) 0%, #ff6b6b 100%);
}

.danger-warning {
    color: var(--danger-color);
    font-weight: 600;
    margin-bottom: var(--space-lg);
    padding: var(--space-md);
    background: rgba(220, 53, 69, 0.1);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--danger-color);
}

.wipe-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.wipe-options {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.wipe-option-item {
    padding: var(--space-sm);
    background: rgba(220, 53, 69, 0.05);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

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

.wipe-input {
    padding: var(--space-md);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    transition: all var(--transition-normal);
    background: white;
}

.wipe-input:focus {
    outline: none;
    border-color: var(--danger-color);
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

.wipe-input.valid {
    border-color: var(--success-color);
    background: rgba(40, 167, 69, 0.05);
}

.wipe-btn {
    background: var(--danger-color);
    color: white;
    border: none;
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    font-size: 0.9rem;
}

.wipe-btn:hover:not(:disabled) {
    background: #c82333;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.wipe-btn:disabled {
    background: var(--text-light);
    cursor: not-allowed;
    transform: none;
}

.wipe-btn.processing {
    background: var(--warning-color);
    animation: pulse 1s infinite;
}

.wipe-status {
    padding: var(--space-md);
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 500;
    margin-top: var(--space-md);
    transition: all var(--transition-normal);
}

.wipe-status.success {
    background: rgba(40, 167, 69, 0.1);
    color: var(--success-color);
    border: 1px solid var(--success-color);
}

.wipe-status.error {
    background: rgba(220, 53, 69, 0.1);
    color: var(--danger-color);
    border: 1px solid var(--danger-color);
    animation: shake 0.5s ease-in-out;
}

/* ==========================================
   DEBUG CARD
   ========================================== */

.debug-card {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    border: 2px solid var(--info-color);
}

.debug-card::before {
    background: linear-gradient(45deg, var(--info-color) 0%, #29b6f6 100%);
}

.debug-description {
    color: var(--info-color);
    margin-bottom: var(--space-lg);
    font-size: 0.9rem;
}

.debug-switch-container {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.debug-switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 34px;
}

.debug-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.debug-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: var(--transition-normal);
    border-radius: 34px;
}

.debug-slider:before {
    position: absolute;
    content: "";
    height: 26px;
    width: 26px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: var(--transition-normal);
    border-radius: 50%;
}

input:checked + .debug-slider {
    background-color: var(--info-color);
}

input:checked + .debug-slider:before {
    transform: translateX(26px);
}

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

.debug-status {
    margin-top: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 500;
    transition: all var(--transition-normal);
}

.debug-status.active {
    background: rgba(40, 167, 69, 0.1);
    color: var(--success-color);
}

.debug-status.inactive {
    background: rgba(108, 117, 125, 0.1);
    color: var(--text-muted);
}

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

/* Tablet Portrait */
@media (max-width: 768px) {
    .topbar {
        padding: var(--space-md) var(--space-lg);
    }
    
    .topbar-left {
        gap: var(--space-xs);
    }
    
    .menu-btn {
        padding: var(--space-sm) var(--space-md);
        font-size: 0.85rem;
    }
    
    .main-content {
        padding: var(--space-lg) var(--space-md);
    }
    
    .section-title {
        font-size: 1.5rem;
        margin-bottom: var(--space-lg);
    }
    
    .earnings-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .earnings-card {
        padding: var(--space-lg);
    }
    
    .admin-table-container {
        padding: var(--space-lg);
    }
    
    /* Stack table cells vertically on mobile */
    .admin-table thead {
        display: none;
    }
    
    .admin-table,
    .admin-table tbody,
    .admin-table tr,
    .admin-table td {
        display: block;
        width: 100%;
    }
    
    .admin-table tr {
        border: 1px solid var(--border-color);
        border-radius: var(--radius-lg);
        margin-bottom: var(--space-md);
        padding: var(--space-lg);
        background: white;
        box-shadow: var(--shadow-sm);
    }
    
    .admin-table td {
        border: none;
        border-bottom: 1px solid var(--border-light);
        position: relative;
        padding-left: 50% !important;
        text-align: right;
        padding-top: var(--space-sm);
        padding-bottom: var(--space-sm);
    }
    
    .admin-table td:before {
        content: attr(data-label);
        position: absolute;
        left: var(--space-md);
        width: 45%;
        padding-right: var(--space-md);
        white-space: nowrap;
        font-weight: 600;
        color: var(--text-secondary);
        text-align: left;
    }
    
    .admin-table td:last-child {
        border-bottom: none;
    }
}

/* Mobile */
@media (max-width: 480px) {
    .topbar {
        padding: var(--space-sm) var(--space-md);
    }
    
    .main-content {
        padding: var(--space-md);
        margin-top: var(--space-md);
    }
    
    .section-title {
        font-size: 1.25rem;
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }
    
    .earnings-grid {
        gap: var(--space-md);
    }
    
    .earnings-card {
        padding: var(--space-md);
    }
    
    .earnings-title {
        font-size: 1.1rem;
    }
    
    .stat-value {
        font-size: 1.25rem;
    }
    
    .admin-table-container {
        padding: var(--space-md);
    }
    
    .admin-table tr {
        padding: var(--space-md);
    }
    
    .wipe-options {
        font-size: 0.8rem;
    }
    
    .debug-switch {
        width: 50px;
        height: 28px;
    }
    
    .debug-slider:before {
        height: 22px;
        width: 22px;
        left: 3px;
        bottom: 3px;
    }
    
    input:checked + .debug-slider:before {
        transform: translateX(22px);
    }
}

/* ==========================================
   ACCESSIBILITY & UX ENHANCEMENTS
   ========================================== */

/* Focus Management */
*:focus {
    outline: 2px solid var(--primary-color);
    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;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .earnings-card {
        border: 2px solid var(--text-primary);
    }
    
    .menu-btn {
        border: 2px solid var(--text-primary);
    }
    
    .status-badge {
        border: 1px solid currentColor;
    }
}

/* Dark Mode Support (Future Enhancement) */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #1a202c;
        --bg-secondary: #2d3748;
        --bg-tertiary: #4a5568;
        --bg-overlay: rgba(45, 55, 72, 0.95);
        
        --text-primary: #f7fafc;
        --text-secondary: #e2e8f0;
        --text-muted: #a0aec0;
        --text-light: #718096;
        
        --border-color: #4a5568;
        --border-light: #2d3748;
    }
}

/* ==========================================
   LOADING STATES & MICRO-INTERACTIONS
   ========================================== */

.loading {
    opacity: 0.7;
    pointer-events: none;
}

.data-refreshed {
    animation: bounceIn 0.6s ease-out;
}

/* Hover Effects for Better UX */
.earnings-card,
.admin-table tr,
.menu-btn,
.action-btn {
    will-change: transform;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Selection styling */
::selection {
    background: rgba(102, 126, 234, 0.3);
    color: var(--text-primary);
}

/* ==========================================
   PRINT STYLES
   ========================================== */

@media print {
    .topbar,
    .danger-card,
    .debug-card,
    .refresh-btn {
        display: none !important;
    }
    
    .main-content {
        margin-top: 0;
        padding: 0;
    }
    
    .earnings-card,
    .admin-table-container {
        box-shadow: none;
        border: 1px solid #000;
        page-break-inside: avoid;
    }
    
    .admin-table {
        font-size: 12px;
    }
    
    body.admin-page {
        background: white;
        color: black;
    }
}