/**
 * Frontend Login und Club-Administration Styles
 * 
 * @package BreedForge
 * @since 1.5.0
 * @version 3.9.45 - Figma Design Integration (Emerald Theme)
 */

/* ==================================
   CSS Custom Properties (Design Tokens)
   ================================== */
:root {
    /* Primärfarben - Emerald */
    --zk-primary: #059669;
    --zk-primary-hover: #047857;
    --zk-primary-light: #d1fae5;
    --zk-primary-dark: #065f46;
    
    /* Grautöne */
    --zk-gray-50: #f9fafb;
    --zk-gray-100: #f3f4f6;
    --zk-gray-200: #e5e7eb;
    --zk-gray-300: #d1d5db;
    --zk-gray-400: #9ca3af;
    --zk-gray-500: #6b7280;
    --zk-gray-600: #4b5563;
    --zk-gray-700: #374151;
    --zk-gray-900: #111827;
    
    /* Status */
    --zk-success: #059669;
    --zk-danger: #dc2626;
    --zk-warning: #d97706;
    --zk-info: #2563eb;
    
    /* Abstände */
    --zk-radius-sm: 6px;
    --zk-radius-md: 8px;
    --zk-radius-lg: 12px;
    --zk-radius-xl: 16px;
    
    /* Schatten */
    --zk-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --zk-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --zk-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --zk-transition-fast: 150ms ease;
    --zk-transition-normal: 200ms ease;
}

/* ==================================
   Login Formular
   ================================== */
.zk-login-form-wrapper {
    max-width: 400px;
    margin: 40px auto;
    padding: 32px;
    background: #fff;
    border-radius: var(--zk-radius-xl);
    box-shadow: var(--zk-shadow-lg);
    border: 1px solid var(--zk-gray-200);
}

.zk-login-form-wrapper h2 {
    text-align: center;
    margin-bottom: 32px;
    color: var(--zk-gray-900);
    font-size: 24px;
    font-weight: 600;
}

.zk-form-group {
    margin-bottom: 20px;
}

.zk-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--zk-gray-700);
    font-size: 14px;
}

.zk-form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--zk-gray-300);
    border-radius: var(--zk-radius-md);
    font-size: 14px;
    transition: all var(--zk-transition-normal);
    color: var(--zk-gray-900);
}

.zk-form-control:focus {
    outline: none;
    border-color: var(--zk-primary);
    box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.15);
}

/* ==================================
   Buttons
   ================================== */
.zk-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--zk-radius-md);
    font-size: 14px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all var(--zk-transition-normal);
    text-decoration: none;
}

.zk-btn-primary {
    background: linear-gradient(135deg, var(--zk-primary) 0%, var(--zk-primary-hover) 100%);
    color: #fff;
    width: 100%;
    box-shadow: var(--zk-shadow-sm);
}

.zk-btn-primary:hover {
    background: linear-gradient(135deg, var(--zk-primary-hover) 0%, var(--zk-primary-dark) 100%);
    box-shadow: var(--zk-shadow-md);
    transform: translateY(-1px);
}

.zk-btn-secondary {
    background: var(--zk-gray-600);
    color: #fff;
    border: 1px solid var(--zk-gray-600);
}

.zk-btn-secondary:hover {
    background: var(--zk-gray-700);
}

.zk-btn-link {
    background: transparent;
    border: none;
    color: var(--zk-primary);
    padding: 10px;
}

.zk-btn-link:hover {
    color: var(--zk-primary-hover);
    text-decoration: underline;
}

/* Icon-Buttons */
.zk-btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    border: none;
    border-radius: var(--zk-radius-md);
    background: transparent;
    color: var(--zk-gray-400);
    cursor: pointer;
    transition: all var(--zk-transition-normal);
    text-decoration: none;
}

.zk-btn-icon:hover {
    background: var(--zk-primary-light);
    color: var(--zk-primary);
}

.zk-btn-icon .dashicons {
    font-size: 18px;
    width: 18px;
    height: 18px;
}

/* ==================================
   Login Errors
   ================================== */
.zk-login-errors {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    border: 1px solid #fca5a5;
    color: #991b1b;
    padding: 14px 16px;
    border-radius: var(--zk-radius-md);
    margin-bottom: 20px;
}

.zk-login-errors p {
    margin: 0;
}

.zk-form-footer {
    text-align: center;
    margin-top: 24px;
}

.zk-form-footer a {
    color: var(--zk-primary);
    text-decoration: none;
    font-weight: 500;
}

.zk-form-footer a:hover {
    text-decoration: underline;
}

/* ==================================
   Club Administration
   ================================== */
.zk-club-admin {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.zk-club-header {
    background: linear-gradient(135deg, var(--zk-primary) 0%, var(--zk-primary-dark) 100%);
    color: #fff;
    padding: 32px;
    border-radius: var(--zk-radius-xl) var(--zk-radius-xl) 0 0;
    margin-bottom: 0;
    box-shadow: var(--zk-shadow-lg);
}

.zk-club-header h2 {
    margin: 0 0 10px 0;
    font-size: 28px;
    font-weight: 600;
}

.zk-club-info {
    margin: 0 0 20px 0;
    opacity: 0.9;
}

.zk-user-info {
    font-size: 14px;
    opacity: 0.9;
}

.zk-user-info a {
    color: #fff;
    text-decoration: underline;
}

/* ==================================
   Navigation Tabs
   ================================== */
.zk-club-navigation {
    background: var(--zk-gray-50);
    border-left: 1px solid var(--zk-gray-200);
    border-right: 1px solid var(--zk-gray-200);
}

.zk-nav-tabs {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    border-bottom: 2px solid var(--zk-gray-200);
}

.zk-nav-tabs li {
    margin: 0;
}

.zk-nav-tabs a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 16px 24px;
    color: var(--zk-gray-600);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    transition: all var(--zk-transition-normal);
}

.zk-nav-tabs li.active a,
.zk-nav-tabs a:hover {
    color: var(--zk-primary);
    background: #fff;
    border-bottom-color: var(--zk-primary);
}

/* ==================================
   Content Area
   ================================== */
.zk-club-content {
    background: #fff;
    padding: 32px;
    border: 1px solid var(--zk-gray-200);
    border-top: none;
    border-radius: 0 0 var(--zk-radius-xl) var(--zk-radius-xl);
    min-height: 400px;
}

.zk-tab-pane {
    display: none;
}

.zk-tab-pane.active {
    display: block;
    animation: fadeIn 0.3s;
}

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

/* ==================================
   Dashboard
   ================================== */
.zk-dashboard h3 {
    margin-top: 0;
    margin-bottom: 30px;
    color: var(--zk-gray-900);
    font-size: 20px;
    font-weight: 600;
}

.zk-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.zk-stat-card {
    background: var(--zk-gray-50);
    padding: 24px;
    border-radius: var(--zk-radius-lg);
    border-left: 4px solid var(--zk-primary);
    transition: all var(--zk-transition-normal);
    border: 1px solid var(--zk-gray-200);
}

.zk-stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--zk-shadow-md);
}

.zk-stat-card h4 {
    margin: 0 0 12px 0;
    color: var(--zk-gray-500);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

.zk-stat-number {
    font-size: 36px;
    font-weight: 700;
    color: var(--zk-gray-900);
    margin-bottom: 4px;
}

.zk-stat-details {
    color: var(--zk-gray-500);
    font-size: 14px;
}

.zk-recent-activities {
    background: var(--zk-gray-50);
    padding: 24px;
    border-radius: var(--zk-radius-lg);
    border: 1px solid var(--zk-gray-200);
}

.zk-recent-activities h4 {
    margin: 0 0 20px 0;
    color: var(--zk-gray-900);
    font-weight: 600;
}

/* ==================================
   Tables
   ================================== */
.zk-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

.zk-table thead {
    background: var(--zk-gray-50);
}

.zk-table th,
.zk-table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--zk-gray-200);
}

.zk-table th {
    font-weight: 600;
    color: var(--zk-gray-700);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.zk-table tbody tr:hover {
    background: var(--zk-gray-50);
}

/* ==================================
   Already Logged In
   ================================== */
.zk-already-logged-in {
    text-align: center;
    padding: 60px 40px;
    background: var(--zk-gray-50);
    border-radius: var(--zk-radius-lg);
}

.zk-already-logged-in .button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 32px;
    background: linear-gradient(135deg, var(--zk-primary) 0%, var(--zk-primary-hover) 100%);
    color: #fff;
    text-decoration: none;
    border-radius: var(--zk-radius-md);
    font-weight: 600;
    transition: all var(--zk-transition-normal);
}

.zk-already-logged-in .button:hover {
    background: linear-gradient(135deg, var(--zk-primary-hover) 0%, var(--zk-primary-dark) 100%);
    box-shadow: var(--zk-shadow-md);
}

/* ==================================
   Mobile Responsive
   ================================== */
@media (max-width: 768px) {
    .zk-login-form-wrapper {
        margin: 20px;
        padding: 24px;
    }
    
    .zk-club-admin {
        padding: 12px;
    }
    
    .zk-club-header {
        padding: 24px;
    }
    
    .zk-nav-tabs {
        flex-direction: column;
    }
    
    .zk-nav-tabs a {
        border-bottom: none;
        border-left: 3px solid transparent;
    }
    
    .zk-nav-tabs li.active a,
    .zk-nav-tabs a:hover {
        border-left-color: var(--zk-primary);
        border-bottom-color: transparent;
    }
    
    .zk-stats-grid {
        grid-template-columns: 1fr;
    }
    
    .zk-club-content {
        padding: 20px;
    }
    
    .zk-table {
        font-size: 14px;
    }
    
    .zk-table th,
    .zk-table td {
        padding: 10px 12px;
    }
}

/* ==================================
   Loading State
   ================================== */
.zk-loading {
    text-align: center;
    padding: 60px;
}

.zk-spinner {
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 4px solid var(--zk-gray-200);
    border-top: 4px solid var(--zk-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ==================================
   Notifications
   ================================== */
.zk-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 16px 20px;
    background: #fff;
    border-radius: var(--zk-radius-md);
    box-shadow: var(--zk-shadow-lg);
    z-index: 9999;
    animation: slideIn 0.3s;
    border-left: 4px solid;
}

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

.zk-notification.success {
    border-left-color: var(--zk-success);
    background: linear-gradient(135deg, #d1fae5 0%, #ecfdf5 100%);
}

.zk-notification.error {
    border-left-color: var(--zk-danger);
    background: linear-gradient(135deg, #fee2e2 0%, #fef2f2 100%);
}

.zk-notification.info {
    border-left-color: var(--zk-info);
    background: linear-gradient(135deg, #dbeafe 0%, #eff6ff 100%);
}

/* ==================================
   Forms in Admin Area
   ================================== */
.zk-admin-form {
    max-width: 600px;
}

.zk-admin-form .zk-form-group {
    margin-bottom: 24px;
}

.zk-admin-form .zk-form-group label {
    font-weight: 600;
    margin-bottom: 8px;
}

.zk-admin-form .zk-form-control {
    max-width: 100%;
}

.zk-admin-form textarea.zk-form-control {
    min-height: 100px;
    resize: vertical;
}

.zk-form-actions {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--zk-gray-200);
    display: flex;
    gap: 12px;
}

/* ==================================
   Status Badges
   ================================== */
.zk-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--zk-radius-md);
    text-transform: uppercase;
}

.zk-badge-success {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    color: #065f46;
}

.zk-badge-warning {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    color: #92400e;
}

.zk-badge-danger {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    color: #991b1b;
}

.zk-badge-info {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    color: #1e40af;
}

/* ==================================
   Gemeinsame Styles
   ================================== */
.zk-nav-buttons {
    display: flex;
    gap: 10px;
}

.zk-actions {
    display: flex;
    gap: 8px;
    flex-wrap: nowrap;
}

.zk-link {
    color: var(--zk-primary);
    text-decoration: none;
    font-weight: 500;
}

.zk-link:hover {
    text-decoration: underline;
    color: var(--zk-primary-hover);
}

.zk-stat {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--zk-gray-600);
    font-size: 14px;
}

.zk-stat strong {
    color: var(--zk-gray-900);
    font-size: 18px;
    font-weight: 600;
}

/* ==================================
   Status
   ================================== */
.zk-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 9999px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

/* ==================================
   Berechnung Feldtyp
   ================================== */
.zk-berechnung-wrapper {
    background: var(--zk-gray-50);
    padding: 16px;
    border-radius: var(--zk-radius-md);
    border: 1px solid var(--zk-gray-200);
}

.zk-feld-berechnung {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.zk-berechnung-wert {
    font-size: 24px;
    font-weight: 700;
    color: var(--zk-primary);
    background: #fff;
    padding: 12px 20px;
    border-radius: var(--zk-radius-md);
    border: 2px solid var(--zk-primary);
    min-width: 80px;
    text-align: center;
}

.zk-berechnung-einheit {
    color: var(--zk-gray-600);
    font-size: 16px;
    font-weight: 500;
}

.zk-berechnung-formel-info {
    margin-top: 10px;
    color: var(--zk-gray-500);
    font-size: 12px;
}

.zk-berechnung-formel-info .dashicons {
    color: var(--zk-primary);
}

.zk-berechnung-wert.updating {
    animation: berechnung-pulse 0.3s ease;
}

@keyframes berechnung-pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); background: var(--zk-primary-light); }
    100% { transform: scale(1); }
}