/* ============================================================================
   TodoTracker - Custom Styles
   ============================================================================ */

/* Root Variables */
:root {
    --sidebar-width: 250px;
    --navbar-height: 56px;
    --primary-color: #0d6efd;
    --success-color: #198754;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #0dcaf0;
}

/* Global Styles */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: #f8f9fa;
    min-height: 100vh;
}

/* Dark Theme Support */
[data-bs-theme="dark"] body {
    background-color: #212529;
    color: #e9ecef;
}

[data-bs-theme="dark"] h1,
[data-bs-theme="dark"] h2,
[data-bs-theme="dark"] h3,
[data-bs-theme="dark"] h4,
[data-bs-theme="dark"] h5,
[data-bs-theme="dark"] h6 {
    color: #e9ecef;
}

[data-bs-theme="dark"] .text-muted {
    color: #adb5bd !important;
}

[data-bs-theme="dark"] table thead {
    background-color: #2b2d31;
    color: #e9ecef;
}

[data-bs-theme="dark"] table thead th {
    background-color: #2b2d31;
    color: #e9ecef;
    border-bottom-color: #495057;
}

/* Smooth Transitions */
* {
    transition: all 0.3s ease;
}

/* Navbar Customization */
.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.navbar-brand {
    font-weight: bold;
    font-size: 1.5rem;
}

#notification-badge {
    position: relative;
    top: -2px;
    font-size: 0.7rem;
}

/* Sidebar Styles */
.sidebar {
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    width: var(--sidebar-width);
    height: calc(100vh - var(--navbar-height));
    background-color: #f8f9fa;
    box-shadow: 2px 0 5px rgba(0,0,0,0.05);
    overflow-y: auto;
    overflow-x: hidden;
    z-index: 1000;
    transition: transform 0.3s ease;
}

[data-bs-theme="dark"] .sidebar {
    background-color: #313338;
    box-shadow: 2px 0 5px rgba(0,0,0,0.3);
    border-end-color: #495057;
}

.sidebar .list-group-item {
    border: none;
    border-radius: 0;
    padding: 0.875rem 1.25rem;
    color: #495057;
    font-weight: 500;
    transition: all 0.2s ease;
}

[data-bs-theme="dark"] .sidebar .list-group-item {
    color: #adb5bd;
    background-color: #313338;
    border: none;
}

.sidebar .list-group-item:hover {
    background-color: #e9ecef;
    padding-left: 1.5rem;
}

[data-bs-theme="dark"] .sidebar .list-group-item:hover {
    background-color: #3f4147;
    padding-left: 1.5rem;
}

.sidebar .list-group-item.active {
    background-color: var(--primary-color);
    color: white;
    border-left: 4px solid #0a58ca;
}

[data-bs-theme="dark"] .sidebar .list-group-item.active {
    background-color: var(--primary-color);
    color: white;
    border-left: 4px solid #0a58ca;
}

.sidebar .list-group-item i {
    width: 20px;
    text-align: center;
}

/* Sidebar Footer */
#sidebar-footer {
    position: sticky;
    bottom: 0;
    background-color: white;
}

[data-bs-theme="dark"] #sidebar-footer {
    background-color: #313338;
    color: #adb5bd;
    border-top-color: #495057;
}

[data-bs-theme="dark"] #sidebar-footer a {
    color: #0d6efd;
}

[data-bs-theme="dark"] #sidebar-footer a:hover {
    color: #0a58ca;
}

[data-bs-theme="dark"] #sidebar-user-name {
    color: #e9ecef;
}

[data-bs-theme="dark"] #sidebar-user-email {
    color: #adb5bd;
}

/* Main Content Area */
#main-content {
    margin-top: var(--navbar-height);
    margin-left: var(--sidebar-width);
    min-height: calc(100vh - var(--navbar-height));
    transition: margin-left 0.3s ease;
}

#main-content-full {
    margin-top: var(--navbar-height);
    min-height: calc(100vh - var(--navbar-height));
}

#page-content {
    min-height: calc(100vh - var(--navbar-height) - 120px);
}

/* Sidebar Toggle Button (Mobile) */
#sidebar-toggle-mobile {
    display: none;
}

/* Authentication Pages */
.auth-container {
    max-width: 450px;
    margin: 2rem auto;
}

.auth-card {
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border: none;
    border-radius: 10px;
}

.auth-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0a58ca 100%);
    color: white;
    border-radius: 10px 10px 0 0 !important;
    padding: 2rem 1.5rem;
    text-align: center;
}

.auth-header h2 {
    margin: 0;
    font-weight: 600;
}

.auth-body {
    padding: 2rem 1.5rem;
}

.auth-footer {
    padding: 1.5rem;
    background-color: #f8f9fa;
    border-radius: 0 0 10px 10px;
    text-align: center;
}

[data-bs-theme="dark"] .auth-footer {
    background-color: #2b2d31;
}

/* Form Styles */
.form-label {
    font-weight: 500;
    color: #495057;
}

[data-bs-theme="dark"] .form-label {
    color: #adb5bd;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.input-group-text {
    background-color: #f8f9fa;
}

[data-bs-theme="dark"] .input-group-text {
    background-color: #2b2d31;
    color: #adb5bd;
    border-color: #495057;
}

/* Password Strength Indicator */
.password-strength {
    height: 4px;
    border-radius: 2px;
    margin-top: 0.5rem;
    background-color: #e9ecef;
    overflow: hidden;
}

[data-bs-theme="dark"] .password-strength {
    background-color: #495057;
}

.password-strength-bar {
    height: 100%;
    transition: width 0.3s ease, background-color 0.3s ease;
}

.password-strength-weak {
    width: 33%;
    background-color: var(--danger-color);
}

.password-strength-medium {
    width: 66%;
    background-color: var(--warning-color);
}

.password-strength-strong {
    width: 100%;
    background-color: var(--success-color);
}

/* Buttons */
.btn {
    font-weight: 500;
    padding: 0.5rem 1.5rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0a58ca 100%);
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0a58ca 0%, #084298 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.btn-lg {
    padding: 0.75rem 2rem;
}

/* Cards */
.card {
    border: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
}

.card:hover {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

[data-bs-theme="dark"] .card {
    background-color: #2b2d31;
    color: #e9ecef;
}

[data-bs-theme="dark"] .card-header {
    background-color: #313338;
    color: #e9ecef;
    border-bottom-color: #495057;
}

[data-bs-theme="dark"] .card-footer {
    background-color: #313338;
    border-top-color: #495057;
}

/* Clickable Stat Cards */
.stat-card-clickable {
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.stat-card-clickable:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2) !important;
}

/* Task Priority Badges */
.badge-priority-low {
    background-color: #6c757d;
}

.badge-priority-medium {
    background-color: var(--warning-color);
    color: #000;
}

.badge-priority-high {
    background-color: var(--danger-color);
}

/* Task Status Badges */
.badge-status-pending {
    background-color: var(--warning-color);
    color: #000;
}

.badge-status-in-progress {
    background-color: var(--info-color);
    color: #000;
}

.badge-status-completed {
    background-color: var(--success-color);
}

/* Toast Notifications */
.toast-container {
    z-index: 9999;
}

.toast {
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Loading Spinner */
.htmx-indicator {
    display: none;
}

.htmx-request .htmx-indicator {
    display: inline-block;
}

.spinner-border-sm {
    width: 1rem;
    height: 1rem;
    border-width: 0.15em;
}

/* Alert Styles */
.alert {
    border-radius: 10px;
    border: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.alert-dismissible .btn-close {
    padding: 0.75rem;
}

/* Links */
a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: #0a58ca;
    text-decoration: underline;
}

/* Divider */
.divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin: 1.5rem 0;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid #dee2e6;
}

[data-bs-theme="dark"] .divider::before,
[data-bs-theme="dark"] .divider::after {
    border-bottom-color: #495057;
}

.divider span {
    padding: 0 1rem;
    color: #6c757d;
    font-size: 0.875rem;
}

[data-bs-theme="dark"] .divider span {
    color: #adb5bd;
}

/* Footer */
.footer {
    margin-top: 3rem;
    font-size: 0.875rem;
}

[data-bs-theme="dark"] #main-footer {
    background-color: #313338;
    color: #adb5bd;
    border-top-color: #495057;
}

[data-bs-theme="dark"] #main-footer a {
    color: #0d6efd;
}

[data-bs-theme="dark"] #main-footer a:hover {
    color: #0a58ca;
}

/* Responsive Adjustments */
@media (max-width: 991.98px) {
    /* Sidebar - Hidden by default on mobile */
    .sidebar {
        position: fixed;
        top: var(--navbar-height);
        left: 0;
        transform: translateX(-100%);
        z-index: 1040;
        box-shadow: 2px 0 15px rgba(0,0,0,0.2);
    }

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

    /* Main content takes full width on mobile */
    #main-content {
        margin-left: 0 !important;
        width: 100%;
    }

    /* Show sidebar toggle button on mobile */
    #sidebar-toggle-mobile {
        display: block !important;
        z-index: 1030;
    }

    /* Add overlay when sidebar is open */
    .sidebar-backdrop {
        position: fixed;
        top: var(--navbar-height);
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.5);
        z-index: 1030;
        display: none;
    }

    .sidebar-backdrop.show {
        display: block;
    }
}

@media (max-width: 767.98px) {
    .auth-container {
        margin: 1rem;
    }

    #navbar-search-form {
        width: 100% !important;
        margin: 1rem 0;
    }

    .btn-lg {
        padding: 0.625rem 1.5rem;
    }
}

/* Utility Classes */
.text-small {
    font-size: 0.875rem;
}

.text-muted-light {
    color: #adb5bd;
}

.cursor-pointer {
    cursor: pointer;
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9998;
}

.loading-overlay .spinner-border {
    width: 3rem;
    height: 3rem;
}

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

.fade-in {
    animation: fadeIn 0.3s ease;
}

/* Focus Visible for Accessibility */
*:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .navbar,
    .sidebar,
    .footer,
    .btn,
    .toast-container {
        display: none !important;
    }

    #main-content {
        margin: 0 !important;
    }
}