/* Admin Styles */
:root {
    --admin-primary: #8B2332;
    --admin-secondary: #A52A3A;
    --admin-success: #2ecc71;
    --admin-warning: #f39c12;
    --admin-danger: #C62828;
    --admin-info: #5C5C5C;
    --admin-light: #ecf0f1;
    --admin-dark: #3E1F1F;
    --sidebar-width: 260px;
    --topbar-height: 70px;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f5f6fa;
}

/* Login Page */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--admin-primary) 0%, var(--admin-secondary) 100%);
}

.login-container {
    width: 100%;
    max-width: 450px;
    padding: 20px;
}

.login-box {
    background: white;
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    padding: 3rem;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header h1 {
    color: var(--admin-primary);
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.login-header p {
    color: #7f8c8d;
}

.alert {
    padding: 1rem;
    border-radius: 5px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.alert-error {
    background: #fee;
    color: var(--admin-danger);
    border-left: 4px solid var(--admin-danger);
}

.alert-success {
    background: #e8f8f5;
    color: var(--admin-success);
    border-left: 4px solid var(--admin-success);
}

.alert-warning {
    background: #fef5e7;
    color: var(--admin-warning);
    border-left: 4px solid var(--admin-warning);
}

.alert-info {
    background: #ebf5fb;
    color: var(--admin-info);
    border-left: 4px solid var(--admin-info);
}

.login-form .form-group {
    margin-bottom: 1.5rem;
}

.login-form label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--admin-dark);
    font-weight: 500;
}

.login-form label i {
    margin-right: 0.5rem;
    color: var(--admin-secondary);
}

.login-form input {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.login-form input:focus {
    outline: none;
    border-color: var(--admin-secondary);
}

.btn {
    padding: 0.875rem 1.5rem;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

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

.btn-primary:hover {
    background: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.3);
}

.btn-save {
    background: var(--admin-success);
    color: white;
    padding: 0.875rem 2rem;
    border: none;
    border-radius: 5px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-save:hover {
    background: #27ae60;
    transform: translateY(-2px);
}

.btn-cancel {
    background: #e0e0e0;
    color: var(--admin-dark);
    padding: 0.875rem 2rem;
    border: none;
    border-radius: 5px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-cancel:hover {
    background: #d0d0d0;
}

.btn-block {
    width: 100%;
}

.login-footer {
    text-align: center;
    margin-top: 1.5rem;
}

.login-footer a {
    color: var(--admin-secondary);
    text-decoration: none;
    font-weight: 500;
}

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

/* Admin Layout */
.admin-wrapper {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--admin-primary);
    color: white;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    overflow-y: auto;
    transition: all 0.3s;
    z-index: 1000;
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    text-align: center;
}

.sidebar-logo {
    height: 60px;
    width: auto;
    margin-bottom: 1rem;
    filter: brightness(0) invert(1);
}

.sidebar-header h2 {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.sidebar-header p {
    font-size: 0.875rem;
    opacity: 0.7;
}

.sidebar-nav {
    padding: 1rem 0;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: all 0.3s;
    border-left: 3px solid transparent;
}

.nav-item:hover {
    background: rgba(255,255,255,0.1);
    color: white;
}

.nav-item.active {
    background: rgba(52, 152, 219, 0.2);
    border-left-color: var(--admin-secondary);
    color: white;
}

.nav-item i {
    font-size: 1.2rem;
    width: 20px;
}

.sidebar-footer {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 1rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.logout-btn {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: all 0.3s;
    border-radius: 5px;
}

.logout-btn:hover {
    background: rgba(231, 76, 60, 0.2);
    color: white;
}

/* Main Content */
.main-content {
    margin-left: var(--sidebar-width);
    width: calc(100% - var(--sidebar-width));
    min-height: 100vh;
    overflow-x: hidden; /* Empêcher le débordement horizontal */
}

.content-wrapper {
    padding: 2rem;
    max-width: 100%;
    overflow-x: hidden;
}

/* Top Bar */
.topbar {
    background: white;
    height: var(--topbar-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.topbar-left h1 {
    color: var(--admin-primary);
    font-size: 1.5rem;
}

.sidebar-toggle {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--admin-primary);
    cursor: pointer;
    display: none;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.notifications {
    position: relative;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
}

.notifications:hover i {
    color: var(--admin-secondary);
    transform: scale(1.1);
}

.notifications i {
    font-size: 1.5rem;
    color: var(--admin-dark);
    transition: all 0.3s;
}

.notifications .badge {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--admin-danger);
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
    animation: pulse-badge 2s infinite;
}

@keyframes pulse-badge {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--admin-dark);
}

.user-profile i {
    font-size: 2rem;
}

/* Content Area */
.content {
    padding: 2rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
}

.stat-icon.blue { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); }
.stat-icon.green { background: linear-gradient(135deg, #2ecc71 0%, #27ae60 100%); }
.stat-icon.orange { background: linear-gradient(135deg, #f39c12 0%, #e67e22 100%); }
.stat-icon.purple { background: linear-gradient(135deg, #9b59b6 0%, #8e44ad 100%); }

.stat-details h3 {
    font-size: 2rem;
    color: var(--admin-primary);
    margin-bottom: 0.25rem;
}

.stat-details p {
    color: #7f8c8d;
    font-size: 0.875rem;
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

/* Cards */
.card {
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    overflow: hidden;
}

.card-header {
    padding: 1.5rem;
    border-bottom: 1px solid #ecf0f1;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    color: var(--admin-primary);
    font-size: 1.25rem;
}

.view-all {
    color: var(--admin-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
}

.view-all:hover {
    text-decoration: underline;
}

.card-body {
    padding: 1.5rem;
}

/* Activity List */
.activity-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.activity-item {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 5px;
}

.activity-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.activity-icon.contract { background: var(--admin-info); }
.activity-icon.payment { background: var(--admin-success); }
.activity-icon.maintenance { background: var(--admin-warning); }
.activity-icon.tenant { background: var(--admin-primary); }

.activity-details p {
    color: var(--admin-dark);
    margin-bottom: 0.25rem;
}

.activity-details .time {
    color: #7f8c8d;
    font-size: 0.875rem;
}

/* Quick Actions */
.quick-actions {
    display: grid;
    gap: 1rem;
}

.action-btn {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: linear-gradient(135deg, var(--admin-primary) 0%, var(--admin-secondary) 100%);
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 500;
    transition: all 0.3s;
}

.action-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.action-btn i {
    font-size: 1.25rem;
}

/* Alerts */
.alerts {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.alerts .alert {
    display: flex;
    gap: 1rem;
}

.alerts .alert i {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.alerts .alert a {
    color: inherit;
    font-weight: 600;
    text-decoration: underline;
    margin-left: 0.5rem;
}

/* Notifications Dropdown */
.notifications-dropdown {
    background: white;
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    width: 380px;
    max-height: 500px;
    overflow: hidden;
    z-index: 10000;
    animation: slideDown 0.3s ease;
}

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

.notifications-dropdown-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid #ecf0f1;
    background: linear-gradient(135deg, var(--admin-primary) 0%, var(--admin-secondary) 100%);
    color: white;
}

.notifications-dropdown-list {
    max-height: 350px;
    overflow-y: auto;
}

.notification-dropdown-item {
    padding: 1rem 1.5rem;
    display: flex;
    gap: 1rem;
    border-bottom: 1px solid #ecf0f1;
    transition: background 0.3s;
    cursor: pointer;
}

.notification-dropdown-item:hover {
    background: #f8f9fa;
}

.notification-dropdown-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: white;
    font-size: 1.2rem;
}

.notification-dropdown-icon.contract {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.notification-dropdown-icon.payment {
    background: linear-gradient(135deg, #2ecc71 0%, #27ae60 100%);
}

.notification-dropdown-icon.maintenance {
    background: linear-gradient(135deg, #f39c12 0%, #e67e22 100%);
}

.notification-dropdown-icon.tenant {
    background: linear-gradient(135deg, var(--admin-primary) 0%, var(--admin-secondary) 100%);
}

.notification-dropdown-content {
    flex: 1;
}

.notification-dropdown-content strong {
    display: block;
    color: var(--admin-dark);
    margin-bottom: 0.25rem;
    font-size: 0.95rem;
}

.notification-dropdown-content p {
    color: #7f8c8d;
    font-size: 0.875rem;
    margin: 0 0 0.25rem 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.notification-dropdown-content .time {
    font-size: 0.75rem;
    color: #95a5a6;
}

.notifications-dropdown-footer {
    display: block;
    padding: 1rem;
    text-align: center;
    background: #f8f9fa;
    color: var(--admin-primary);
    text-decoration: none;
    font-weight: 600;
    transition: background 0.3s;
}

.notifications-dropdown-footer:hover {
    background: #ecf0f1;
}

/* Forms */
.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--admin-dark);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: inherit;
    font-size: 1rem;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--admin-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.active {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
        width: 100%;
    }

    .sidebar-toggle {
        display: block;
    }

    .stats-grid,
    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .topbar {
        padding: 0 1rem;
    }

    .content {
        padding: 1rem;
    }
}