/* =============================================================================
   UCPortal.JD Modern Theme - Bootstrap 5 Design System
   Clean & Professional: shadows, rounded corners, Inter font, blue brand palette
   ============================================================================= */

/* --- CSS Custom Properties (Design Tokens) --- */
:root {
    /* Brand colors */
    --jd-primary: #3B6998;
    --jd-primary-hover: #2D5279;
    --jd-primary-light: #EBF0F6;
    --jd-primary-lighter: #F5F8FB;
    --jd-secondary: #6C757D;

    /* Neutral palette */
    --jd-gray-50: #F8F9FA;
    --jd-gray-100: #F1F3F5;
    --jd-gray-200: #E9ECEF;
    --jd-gray-300: #DEE2E6;
    --jd-gray-400: #ADB5BD;
    --jd-gray-500: #6C757D;
    --jd-gray-600: #495057;
    --jd-gray-700: #343A40;
    --jd-gray-800: #212529;

    /* Status colors */
    --jd-status-over90: #FEE2E2;
    --jd-status-over90-text: #991B1B;
    --jd-status-over60: #FEE2E2;
    --jd-status-over60-text: #991B1B;
    --jd-status-over30: #FEF9C3;
    --jd-status-over30-text: #854D0E;
    --jd-status-success: #D1FAE5;
    --jd-status-success-text: #065F46;

    /* Surfaces & Effects */
    --jd-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --jd-shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --jd-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --jd-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --jd-radius: 0.5rem;
    --jd-radius-sm: 0.375rem;
    --jd-radius-lg: 0.75rem;

    /* Typography */
    --jd-font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --jd-font-size-base: 0.9375rem;
    --jd-line-height: 1.6;

    /* Override Bootstrap 5 primary color */
    --bs-primary: #3B6998;
    --bs-primary-rgb: 59, 105, 152;
    --bs-link-color: #3B6998;
    --bs-link-hover-color: #2D5279;
}

/* --- Base Styles --- */
html {
    font-size: 15px;
    height: 100%;
}

body {
    font-family: var(--jd-font-family);
    font-size: var(--jd-font-size-base);
    line-height: var(--jd-line-height);
    color: var(--jd-gray-700);
    background-color: var(--jd-gray-50);
    padding-top: 80px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    display: flex;
    flex-direction: column;
    min-height: 100%;
}

.main-content {
    flex: 1 0 auto;
}

a {
    color: var(--jd-primary);
    text-decoration: none;
    transition: color 0.15s ease;
}

a:hover {
    color: var(--jd-primary-hover);
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: var(--jd-gray-800);
}

/* --- Navbar --- */
.navbar {
    background-color: #fff !important;
    box-shadow: var(--jd-shadow-md);
    padding: 0;
    transition: box-shadow 0.2s ease;
    border-top: 3px solid var(--jd-primary);
    border-bottom: 1px solid var(--jd-gray-200);
}

.navbar > .container {
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
}

.navbar .navbar-brand,
.navbar > .container > a {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    text-decoration: none;
}

.navbar .navbar-brand img,
.navbar > .container > a > img {
    height: 40px;
    transition: opacity 0.2s ease;
}

.navbar .navbar-brand img:hover,
.navbar > .container > a > img:hover {
    opacity: 0.85;
}

.navbar-nav {
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    align-items: center;
}

.navbar-nav .nav-link {
    color: var(--jd-gray-600) !important;
    padding: 0.5rem 0.75rem !important;
    border-radius: var(--jd-radius-sm);
    transition: color 0.15s ease, background-color 0.15s ease;
    position: relative;
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background-color: var(--jd-primary);
    border-radius: 1px;
    transition: width 0.2s ease, left 0.2s ease;
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link:focus::after {
    width: 60%;
    left: 20%;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:focus {
    color: var(--jd-primary) !important;
    background-color: transparent;
}

.navbar-nav .nav-link.active {
    color: var(--jd-primary) !important;
}

.navbar-nav .nav-link.active::after {
    width: 60%;
    left: 20%;
}

/* Prevent underline on dropdown toggles (caret conflict) */
.navbar-nav .nav-link.dropdown-toggle::after {
    content: none;
}

.navbar-nav .dropdown-toggle::after {
    content: '';
    display: inline-block;
    margin-left: 0.3em;
    vertical-align: 0.2em;
    border-top: 0.3em solid;
    border-right: 0.3em solid transparent;
    border-bottom: 0;
    border-left: 0.3em solid transparent;
    position: static;
    width: auto;
    height: auto;
    background: none;
    border-radius: 0;
    transition: none;
}

/* User profile nav item */
.navbar-nav .nav-item:last-child .nav-link {
    background-color: var(--jd-primary-light);
    color: var(--jd-primary) !important;
    border-radius: 2rem;
    padding: 0.4rem 0.875rem !important;
    font-weight: 600;
    margin-left: 0.25rem;
}

.navbar-nav .nav-item:last-child .nav-link:hover {
    background-color: var(--jd-primary);
    color: #fff !important;
}

.navbar-nav .nav-item:last-child .nav-link::after {
    display: none;
}

.navbar-nav .dropdown-menu {
    border: 1px solid var(--jd-gray-200);
    border-radius: var(--jd-radius);
    box-shadow: var(--jd-shadow-md);
    padding: 0.5rem 0;
    margin-top: 0.5rem;
    animation: fadeInDown 0.15s ease;
}

.navbar-nav .dropdown-item {
    font-size: 0.8125rem;
    font-weight: 500;
    padding: 0.5rem 1rem;
    color: var(--jd-gray-600);
    transition: background-color 0.1s ease, color 0.1s ease;
}

.navbar-nav .dropdown-item:hover,
.navbar-nav .dropdown-item:focus {
    background-color: var(--jd-primary-lighter);
    color: var(--jd-primary);
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}

.navbar-toggler {
    border: 1px solid var(--jd-gray-300);
    border-radius: var(--jd-radius-sm);
    padding: 0.375rem 0.625rem;
}

/* --- Cards --- */
.card {
    border: 1px solid var(--jd-gray-200);
    border-radius: var(--jd-radius-lg);
    box-shadow: var(--jd-shadow-sm);
    transition: box-shadow 0.2s ease;
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--jd-shadow);
}

.card-header {
    background-color: var(--jd-gray-50);
    border-bottom: 1px solid var(--jd-gray-200);
    padding: 1rem 1.25rem;
    font-weight: 600;
}

.card-body {
    padding: 1.25rem;
}

.card-footer {
    background-color: var(--jd-gray-50);
    border-top: 1px solid var(--jd-gray-200);
    padding: 0.875rem 1.25rem;
}

/* Card with branded header */
.card-header-primary {
    background-color: var(--jd-primary);
    color: #fff;
    border-bottom: none;
}

.card-header-primary h5,
.card-header-primary .logo-title {
    color: #fff;
    margin-bottom: 0;
}

/* --- Tables --- */
.table {
    border-color: var(--jd-gray-200);
    font-size: 0.875rem;
}

.table > thead > tr > th {
    background-color: var(--jd-gray-100);
    color: var(--jd-gray-700);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    padding: 0.75rem 1rem;
    border-bottom: 2px solid var(--jd-gray-300);
    white-space: nowrap;
}

.table > tbody > tr > td {
    padding: 0.75rem 1rem;
    vertical-align: middle;
    color: var(--jd-gray-600);
}

.table-hover > tbody > tr:hover > td,
.table-hover > tbody > tr:hover > th {
    background-color: var(--jd-primary-lighter) !important;
}

.table-striped > tbody > tr:nth-of-type(odd) > td {
    background-color: var(--jd-gray-50);
}

.table-responsive {
    border-radius: var(--jd-radius);
    border: 1px solid var(--jd-gray-200);
}

/* --- Buttons --- */
.btn {
    font-weight: 500;
    font-size: 0.875rem;
    border-radius: var(--jd-radius-sm);
    padding: 0.5rem 1rem;
    transition: all 0.15s ease;
    letter-spacing: 0.01em;
}

.btn-primary,
.btn.jdcolor {
    background-color: var(--jd-primary) !important;
    border-color: var(--jd-primary) !important;
    color: #fff !important;
}

.btn-primary:hover,
.btn.jdcolor:hover {
    background-color: var(--jd-primary-hover) !important;
    border-color: var(--jd-primary-hover) !important;
    box-shadow: var(--jd-shadow-sm);
    transform: translateY(-1px);
}

.btn-primary:active,
.btn.jdcolor:active {
    transform: translateY(0);
}

.btn-secondary {
    background-color: var(--jd-gray-100);
    border-color: var(--jd-gray-300);
    color: var(--jd-gray-700);
}

.btn-secondary:hover {
    background-color: var(--jd-gray-200);
    border-color: var(--jd-gray-400);
    color: var(--jd-gray-800);
}

.btn-outline-primary {
    color: var(--jd-primary);
    border-color: var(--jd-primary);
}

.btn-outline-primary:hover {
    background-color: var(--jd-primary);
    border-color: var(--jd-primary);
    color: #fff;
}

/* --- Forms --- */
.form-control,
.form-select {
    border: 1px solid var(--jd-gray-300);
    border-radius: var(--jd-radius-sm);
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    color: var(--jd-gray-700);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--jd-primary);
    box-shadow: 0 0 0 0.2rem rgba(59, 105, 152, 0.15);
}

.form-control::placeholder {
    color: var(--jd-gray-400);
}

.form-label {
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--jd-gray-700);
    margin-bottom: 0.375rem;
}

.input-group-text {
    background-color: var(--jd-gray-100);
    border-color: var(--jd-gray-300);
    color: var(--jd-gray-500);
}

.form-check-input:checked {
    background-color: var(--jd-primary);
    border-color: var(--jd-primary);
}

/* Validation */
.text-danger {
    font-size: 0.8125rem;
}

.field-validation-error {
    font-size: 0.8125rem;
    color: #DC3545;
}

/* --- Alerts --- */
.alert {
    border-radius: var(--jd-radius);
    font-size: 0.875rem;
    border: none;
    padding: 0.875rem 1.25rem;
}

.alert-info {
    background-color: var(--jd-primary-light);
    color: var(--jd-primary);
}

.alert-danger {
    background-color: #FEE2E2;
    color: #991B1B;
}

.alert-success {
    background-color: var(--jd-status-success);
    color: var(--jd-status-success-text);
}

.alert-warning {
    background-color: var(--jd-status-over30);
    color: var(--jd-status-over30-text);
}

/* --- Badges --- */
.badge {
    font-weight: 500;
    font-size: 0.75rem;
    padding: 0.35em 0.65em;
    border-radius: var(--jd-radius-sm);
}

/* BS3 label compatibility */
.label {
    display: inline-block;
    padding: 0.35em 0.65em;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: var(--jd-radius-sm);
    color: #fff;
}

.label-danger { background-color: #DC3545; }
.label-success { background-color: #198754; }
.label-warning { background-color: #FFC107; color: #000; }

/* --- Modals --- */
.modal-content {
    border: none;
    border-radius: var(--jd-radius-lg);
    box-shadow: var(--jd-shadow-lg);
}

.modal-header {
    border-bottom: 1px solid var(--jd-gray-200);
    padding: 1rem 1.25rem;
}

.modal-body {
    padding: 1.25rem;
}

.modal-footer {
    border-top: 1px solid var(--jd-gray-200);
    padding: 0.875rem 1.25rem;
}

/* --- Status Colors (Dashboard aging) --- */
.over90 {
    background-color: var(--jd-status-over90) !important;
    color: var(--jd-status-over90-text);
}

.over60 {
    background-color: var(--jd-status-over60) !important;
    color: var(--jd-status-over60-text);
}

.over30 {
    background-color: var(--jd-status-over30) !important;
    color: var(--jd-status-over30-text);
}

/* --- JD Brand Colors --- */
.jdcolor {
    background-color: var(--jd-primary) !important;
    border-color: var(--jd-primary) !important;
    color: #fff !important;
}

.jddarkblue {
    background-color: var(--jd-gray-800);
    color: #fff;
}

.jdblue {
    background-color: var(--jd-primary);
    color: #fff;
}

.jdlight {
    background-color: var(--jd-gray-100);
}

.jdgray {
    background-color: var(--jd-gray-400);
}

.jddarkgray {
    background-color: var(--jd-gray-600);
    color: #fff;
}

/* --- Footer --- */
.main-footer {
    flex-shrink: 0;
    background-color: var(--jd-gray-800);
    border-top: 3px solid var(--jd-primary);
    padding: 1.75rem 0;
    margin-top: 3rem;
}

.main-footer .footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}

.main-footer .footer-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.main-footer .footer-logo {
    height: 18px;
    width: auto;
    opacity: 0.85;
    filter: brightness(0) invert(1);
}

.main-footer .footer-tagline {
    font-size: 0.875rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.85);
    letter-spacing: 0.02em;
}

.main-footer .footer-copy {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.8rem;
}

.main-footer .footer-copy span {
    white-space: nowrap;
}

.main-footer .footer-sep {
    display: inline-block;
    margin: 0 0.4rem;
    opacity: 0.4;
}

@media (max-width: 767.98px) {
    .main-footer .footer-inner {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
    }
}

/* --- Login Page --- */
.login-page-wrapper {
    min-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 0;
    background: radial-gradient(ellipse at 50% 0%, rgba(59, 105, 152, 0.06) 0%, transparent 70%);
}

.login-card {
    border: none;
    border-radius: var(--jd-radius-lg);
    box-shadow: var(--jd-shadow-md);
    overflow: hidden;
}

.login-card .card-header {
    background-color: var(--jd-primary);
    color: #fff;
    text-align: center;
    padding: 1.5rem;
    border-bottom: none;
}

.login-card .card-header h5,
.login-card .card-header .logo-title {
    color: #fff;
    font-weight: 600;
    margin-bottom: 0;
}

.login-card .card-body {
    padding: 1.5rem;
}

.login-card .card-footer {
    background-color: #fff;
    border-top: 1px solid var(--jd-gray-200);
    padding: 1rem 1.5rem;
}

/* --- Dashboard --- */
.dashboard-filters {
    background-color: #fff;
    border: 1px solid var(--jd-gray-200);
    border-radius: var(--jd-radius-lg);
    box-shadow: var(--jd-shadow-sm);
    padding: 1.25rem;
    margin-bottom: 1.5rem;
}

.dashboard-filters .form-select {
    border-color: var(--jd-gray-300);
}

.dashboard-filters label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--jd-gray-500);
    margin-bottom: 0.25rem;
}

/* Clickable table rows */
tr.clickable-row {
    cursor: pointer;
}

tr.clickable-row:hover {
    background-color: var(--jd-primary-lighter) !important;
}

/* --- Page Structure --- */
.page-content {
    background-color: #fff;
    border-radius: var(--jd-radius-lg);
    box-shadow: var(--jd-shadow-sm);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.inner-box {
    padding: 0;
}

.title-2 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--jd-gray-800);
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--jd-primary-light);
}

.title-2 i {
    color: var(--jd-primary);
    margin-right: 0.5rem;
}

/* --- Section Title --- */
.section-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--jd-gray-600);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--jd-gray-200);
}

.section-title i {
    color: var(--jd-primary);
}

/* --- Notes --- */
.notes-list {
    max-height: 400px;
    overflow-y: auto;
}

.note-item {
    padding: 0.75rem 1rem;
    border-left: 3px solid var(--jd-primary);
    background-color: var(--jd-gray-50);
    border-radius: 0 var(--jd-radius-sm) var(--jd-radius-sm) 0;
    margin-bottom: 0.5rem;
}

.note-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.25rem;
}

.note-author {
    font-weight: 600;
    font-size: 0.8125rem;
    color: var(--jd-gray-700);
}

.note-date {
    font-size: 0.75rem;
    color: var(--jd-gray-400);
}

.note-body {
    font-size: 0.875rem;
    color: var(--jd-gray-600);
    line-height: 1.5;
}

/* Bootstrap 5 badge overrides (from BS3 classes) */
.badge-success, .badge.badge-success { background-color: #198754; color: #fff; }
.badge-warning, .badge.badge-warning { background-color: #FFC107; color: #000; }
.badge-danger, .badge.badge-danger { background-color: #DC3545; color: #fff; }
.badge-primary, .badge.badge-primary { background-color: var(--jd-primary); color: #fff; }

/* --- Utility: Table borderless --- */
.table-borderless td,
.table-borderless th {
    border: 0;
}

/* --- Spinner --- */
.spinner-border {
    color: #fff;
}

/* --- Selection dropdowns (dds) --- */
.dds {
    border-color: var(--jd-gray-300);
    border-radius: var(--jd-radius-sm);
}

/* --- Scroll & Transitions --- */
* {
    scroll-behavior: smooth;
}

/* --- Error Pages --- */
.error-page {
    min-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem 0;
}

.error-page .error-inner {
    max-width: 480px;
}

.error-page .error-icon {
    font-size: 4rem;
    color: var(--jd-primary);
    opacity: 0.2;
    margin-bottom: 1rem;
}

.error-page .error-code {
    font-size: 8rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--jd-primary), var(--jd-primary-hover));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 0.5rem;
    letter-spacing: -0.04em;
}

.error-page .error-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--jd-gray-800);
    margin-bottom: 0.5rem;
}

.error-page .error-message {
    font-size: 0.9375rem;
    color: var(--jd-gray-500);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.error-page .error-actions {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    flex-wrap: wrap;
}

.error-page .error-divider {
    width: 60px;
    height: 3px;
    background-color: var(--jd-primary);
    border-radius: 2px;
    margin: 1.25rem auto;
    opacity: 0.4;
}

/* --- Support Tickets --- */
.ticket-filters {
    background-color: #fff;
    border: 1px solid var(--jd-gray-200);
    border-radius: var(--jd-radius-lg);
    padding: 1rem 1.25rem;
}

.ticket-filters .form-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--jd-gray-500);
    margin-bottom: 0.25rem;
}

.ticket-type-label {
    font-size: 0.8125rem;
    color: var(--jd-gray-600);
}

.ticket-desc-cell {
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.ticket-comments-body {
    max-height: 500px;
    overflow-y: auto;
}

.ticket-comments-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

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

    body {
        padding-top: 0;
        background-color: #fff;
    }

    .page-content, .card {
        box-shadow: none;
        border: none;
    }
}

/* --- Responsive Adjustments --- */
@media (max-width: 991.98px) {
    .navbar-nav {
        padding: 0.5rem 0;
    }

    .navbar-nav .nav-link {
        padding: 0.5rem 0.75rem !important;
    }

    .navbar-nav .dropdown-menu {
        box-shadow: none;
        border: none;
        padding-left: 1rem;
    }
}

@media (max-width: 575.98px) {
    body {
        padding-top: 70px;
    }

    .page-content {
        padding: 1rem;
        border-radius: var(--jd-radius);
    }

    .table > thead > tr > th,
    .table > tbody > tr > td {
        padding: 0.5rem 0.625rem;
    }
}