/* House Communication App - Main Styles */

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.main-content {
    min-height: calc(100vh - 120px);
    padding: 20px 0;
}

/* Header */
.header {
    background-color: #2c3e50;
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    text-decoration: none;
    color: white;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0.25rem;
    align-items: center;
}

.nav-menu li {
    display: flex;
    align-items: center;
}

.nav-menu a {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    color: white;
    text-decoration: none;
    padding: 0.5rem 0.85rem;
    border-radius: 4px;
    transition: background-color 0.3s;
    white-space: nowrap;
    line-height: 1;
}

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

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-name {
    font-weight: 500;
}

.logout-btn {
    background: #e74c3c;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none;
    font-size: 0.9rem;
    transition: background-color 0.3s;
}

.logout-btn:hover {
    background: #c0392b;
}

/* Footer */
.footer {
    background-color: #34495e;
    color: white;
    text-align: center;
    padding: 1rem 0;
    margin-top: auto;
}

/* Cards */
.card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin-bottom: 1.5rem;
}

.card-header {
    background: #ecf0f1;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid #bdc3c7;
    font-weight: 600;
    font-size: 1.1rem;
    border-radius: 8px 8px 0 0;
}

.card-body {
    padding: 1.5rem;
}

.card-footer {
    background: #ecf0f1;
    padding: 1rem 1.5rem;
    border-top: 1px solid #bdc3c7;
    border-radius: 0 0 8px 8px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    text-align: center;
    transition: all 0.3s;
    line-height: 1;
}

.btn-primary {
    background: #3498db;
    color: white;
}

.btn-primary:hover {
    background: #2980b9;
}

.btn-success {
    background: #27ae60;
    color: white;
}

.btn-success:hover {
    background: #229954;
}

.btn-warning {
    background: #f39c12;
    color: white;
}

.btn-warning:hover {
    background: #e67e22;
}

.btn-danger {
    background: #e74c3c;
    color: white;
}

.btn-danger:hover {
    background: #c0392b;
}

.btn-secondary {
    background: #95a5a6;
    color: white;
}

.btn-secondary:hover {
    background: #7f8c8d;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

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

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #2c3e50;
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #bdc3c7;
    border-radius: 4px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

.form-control.is-invalid {
    border-color: #e74c3c;
}

.form-control.is-valid {
    border-color: #27ae60;
}

.form-text {
    font-size: 0.875rem;
    color: #7f8c8d;
    margin-top: 0.25rem;
}

.invalid-feedback {
    color: #e74c3c;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.valid-feedback {
    color: #27ae60;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* Alerts */
.alert {
    padding: 1rem 1.5rem;
    border-radius: 4px;
    margin-bottom: 1.5rem;
    border: 1px solid transparent;
}

.alert-success {
    background: #d4edda;
    border-color: #c3e6cb;
    color: #155724;
}

.alert-danger {
    background: #f8d7da;
    border-color: #f5c6cb;
    color: #721c24;
}

.alert-warning {
    background: #fff3cd;
    border-color: #ffeaa7;
    color: #856404;
}

.alert-info {
    background: #d1ecf1;
    border-color: #bee5eb;
    color: #0c5460;
}

.alert-dismissible {
    position: relative;
    padding-right: 4rem;
}

.alert-close {
    position: absolute;
    top: 0;
    right: 0;
    padding: 1rem 1.5rem;
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0.5;
}

.alert-close:hover {
    opacity: 1;
}

/* Tables */
.table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1rem;
}

.table th,
.table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid #ecf0f1;
}

.table th {
    background: #f8f9fa;
    font-weight: 600;
    color: #2c3e50;
}

.table-striped tbody tr:nth-child(odd) {
    background: #f8f9fa;
}

.table-hover tbody tr:hover {
    background: #ecf0f1;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin: 2rem 0;
}

.page-link {
    padding: 0.5rem 0.75rem;
    border: 1px solid #bdc3c7;
    color: #3498db;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s;
}

.page-link:hover {
    background: #ecf0f1;
}

.page-link.active {
    background: #3498db;
    color: white;
    border-color: #3498db;
}

.page-link.disabled {
    color: #95a5a6;
    cursor: not-allowed;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 3rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 3rem; }

.ml-1 { margin-left: 0.25rem; }
.ml-2 { margin-left: 0.5rem; }
.ml-3 { margin-left: 1rem; }

.mr-1 { margin-right: 0.25rem; }
.mr-2 { margin-right: 0.5rem; }
.mr-3 { margin-right: 1rem; }

.p-1 { padding: 0.25rem; }
.p-2 { padding: 0.5rem; }
.p-3 { padding: 1rem; }
.p-4 { padding: 1.5rem; }
.p-5 { padding: 3rem; }

.d-flex { display: flex; }
.d-block { display: block; }
.d-inline { display: inline; }
.d-inline-block { display: inline-block; }
.d-none { display: none; }

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

.w-100 { width: 100%; }
.h-100 { height: 100%; }

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-menu {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .user-info {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .table {
        font-size: 0.9rem;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .btn-sm {
        width: auto;
        margin-bottom: 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 10px;
    }
    
    .main-content {
        padding: 10px 0;
    }
    
    .card-header,
    .card-body,
    .card-footer {
        padding: 1rem;
    }
    
    .table th,
    .table td {
        padding: 0.5rem;
        font-size: 0.8rem;
    }
}

/* Grid System */
.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -15px;
}

.col,
.col-1, .col-2, .col-3, .col-4, .col-5, .col-6,
.col-7, .col-8, .col-9, .col-10, .col-11, .col-12,
.col-sm, .col-sm-1, .col-sm-2, .col-sm-3, .col-sm-4, .col-sm-5, .col-sm-6,
.col-sm-7, .col-sm-8, .col-sm-9, .col-sm-10, .col-sm-11, .col-sm-12,
.col-md, .col-md-1, .col-md-2, .col-md-3, .col-md-4, .col-md-5, .col-md-6,
.col-md-7, .col-md-8, .col-md-9, .col-md-10, .col-md-11, .col-md-12,
.col-lg, .col-lg-1, .col-lg-2, .col-lg-3, .col-lg-4, .col-lg-5, .col-lg-6,
.col-lg-7, .col-lg-8, .col-lg-9, .col-lg-10, .col-lg-11, .col-lg-12 {
    position: relative;
    width: 100%;
    padding: 0 15px;
}

.col { flex: 1 0 0%; }
.col-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
.col-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
.col-3 { flex: 0 0 25%; max-width: 25%; }
.col-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
.col-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
.col-6 { flex: 0 0 50%; max-width: 50%; }
.col-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
.col-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
.col-9 { flex: 0 0 75%; max-width: 75%; }
.col-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
.col-11 { flex: 0 0 91.666667%; max-width: 91.666667%; }
.col-12 { flex: 0 0 100%; max-width: 100%; }

/* Medium screens and up */
@media (min-width: 768px) {
    .col-md { flex: 1 0 0%; }
    .col-md-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
    .col-md-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
    .col-md-3 { flex: 0 0 25%; max-width: 25%; }
    .col-md-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
    .col-md-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
    .col-md-6 { flex: 0 0 50%; max-width: 50%; }
    .col-md-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
    .col-md-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
    .col-md-9 { flex: 0 0 75%; max-width: 75%; }
    .col-md-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
    .col-md-11 { flex: 0 0 91.666667%; max-width: 91.666667%; }
    .col-md-12 { flex: 0 0 100%; max-width: 100%; }
}

/* Large screens and up */
@media (min-width: 992px) {
    .col-lg { flex: 1 0 0%; }
    .col-lg-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
    .col-lg-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
    .col-lg-3 { flex: 0 0 25%; max-width: 25%; }
    .col-lg-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
    .col-lg-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
    .col-lg-6 { flex: 0 0 50%; max-width: 50%; }
    .col-lg-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
    .col-lg-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
    .col-lg-9 { flex: 0 0 75%; max-width: 75%; }
    .col-lg-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
    .col-lg-11 { flex: 0 0 91.666667%; max-width: 91.666667%; }
    .col-lg-12 { flex: 0 0 100%; max-width: 100%; }
}

/* Badge Styles */
.badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: 0.25rem;
}

.badge-admin {
    background-color: #f39c12;
    color: white;
}

.badge-primary {
    background-color: #3498db;
    color: white;
}

.badge-success {
    background-color: #27ae60;
    color: white;
}

.badge-warning {
    background-color: #f39c12;
    color: white;
}

.badge-danger {
    background-color: #e74c3c;
    color: white;
}

.badge-secondary {
    background-color: #95a5a6;
    color: white;
}

/* Modal Styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1050;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-dialog {
    max-width: 500px;
    width: 90%;
    margin: 1.75rem auto;
}

.modal-content {
    background-color: white;
    border-radius: 0.3rem;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    width: 100%;
}

.modal-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding: 1rem 1rem;
    border-bottom: 1px solid #dee2e6;
    border-top-left-radius: 0.3rem;
    border-top-right-radius: 0.3rem;
}

.modal-header h5 {
    margin: 0;
    line-height: 1.5;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1;
    color: #000;
    opacity: 0.5;
    cursor: pointer;
}

.modal-close:hover {
    opacity: 0.75;
}

.modal-body {
    position: relative;
    flex: 1 1 auto;
    padding: 1rem;
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding: 1rem;
    border-top: 1px solid #dee2e6;
    border-bottom-right-radius: 0.3rem;
    border-bottom-left-radius: 0.3rem;
    gap: 0.5rem;
}

/* Form Check Styles */
.form-check {
    position: relative;
    display: block;
    padding-left: 1.25rem;
}

.form-check-input {
    position: absolute;
    margin-top: 0.3rem;
    margin-left: -1.25rem;
}

.form-check-label {
    margin-bottom: 0;
}

/* Loading Spinner */
.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Empty State */
.empty-state {
    padding: 3rem 1rem;
    text-align: center;
    color: #6c757d;
}

.empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* Color Utilities */
.text-primary { color: #3498db !important; }
.text-secondary { color: #6c757d !important; }
.text-success { color: #27ae60 !important; }
.text-danger { color: #e74c3c !important; }
.text-warning { color: #f39c12 !important; }
.text-info { color: #17a2b8 !important; }
.text-light { color: #f8f9fa !important; }
.text-dark { color: #343a40 !important; }
.text-muted { color: #6c757d !important; }

.bg-primary { background-color: #3498db !important; }
.bg-secondary { background-color: #6c757d !important; }
.bg-success { background-color: #27ae60 !important; }
.bg-danger { background-color: #e74c3c !important; }
.bg-warning { background-color: #f39c12 !important; }
.bg-info { background-color: #17a2b8 !important; }
.bg-light { background-color: #f8f9fa !important; }
.bg-dark { background-color: #343a40 !important; }

/* =============================================
   Toast Notification Styles
   ============================================= */

.toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: flex-end;
    pointer-events: none;
}

.toast-notification {
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    padding: 12px 16px;
    min-width: 280px;
    max-width: 360px;
    cursor: pointer;
    position: relative;
    opacity: 0;
    transform: translateX(100%);
    transition: opacity 300ms ease, transform 300ms ease;
    pointer-events: all;
}

.toast-notification.toast-visible {
    opacity: 1;
    transform: translateX(0);
}

.toast-notification.toast-exit {
    opacity: 0;
    transform: translateX(100%);
}

.toast-notification.toast-group {
    border-left: 4px solid #2563eb;
}

.toast-notification.toast-direct {
    border-left: 4px solid #16a34a;
}

.toast-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}

.toast-chat-name {
    font-weight: 600;
    font-size: 0.9rem;
    color: #1f2937;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 260px;
}

.toast-sender {
    font-size: 0.8rem;
    color: #6b7280;
    margin-bottom: 2px;
}

.toast-preview {
    font-size: 0.875rem;
    color: #374151;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.toast-close-btn {
    background: none;
    border: none;
    font-size: 1.1rem;
    cursor: pointer;
    color: #9ca3af;
    padding: 0;
    line-height: 1;
    flex-shrink: 0;
    margin-left: 8px;
}

.toast-close-btn:hover {
    color: #374151;
}