:root {
    --bg-color: #f4f6f9;
    --text-color: #212529;
    --card-bg: #ffffff;
    --sidebar-bg: #0056b3;
    --sidebar-hover: #004494;
    --navbar-bg: #003366;
    --navbar-gradient: linear-gradient(to right, #003366, #002244);
    --border-color: #dee2e6;
    --input-bg: #ffffff;
    --input-text: #495057;
}

[data-theme="dark"] {
    --bg-color: #121212;
    --text-color: #e0e0e0;
    --card-bg: #1e1e1e;
    --sidebar-bg: #1a1a1a;
    --sidebar-hover: #333333;
    --navbar-bg: #000000;
    --navbar-gradient: linear-gradient(to right, #1a1a1a, #000000);
    --border-color: #444444;
    --input-bg: #2c2c2c;
    --input-text: #e0e0e0;
}

/* Portal Styles */
body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    transition: background-color 0.3s, color 0.3s;
}

.login-container {
    max-width: 400px;
    margin: 80px auto;
    padding: 30px;
    background: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.custom-navbar {
    background-color: var(--navbar-bg) !important;
    background: var(--navbar-gradient);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    padding: 10px 15px;
}

.sidebar {
    min-height: 100vh;
    background-color: var(--sidebar-bg);
    color: #fff;
}

.sidebar a {
    color: #e9ecef;
    text-decoration: none;
    display: block;
    padding: 10px 15px;
}

.sidebar a:hover,
.sidebar a.active {
    color: #fff;
    background-color: var(--sidebar-hover);
}

.card,
.card-box,
.modal-content {
    background: var(--card-bg);
    color: var(--text-color);
    border-radius: 5px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.card-header {
    background-color: rgba(0, 0, 0, 0.03);
    border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .card-header {
    background-color: rgba(255, 255, 255, 0.05);
}

.table {
    color: var(--text-color);
}

.table-bordered td,
.table-bordered th {
    border-color: var(--border-color);
}

.form-control {
    background-color: var(--input-bg);
    color: var(--input-text);
    border-color: var(--border-color);
}

.form-control:focus {
    background-color: var(--input-bg);
    color: var(--input-text);
}

.status-pending {
    color: #ffc107;
    font-weight: bold;
}

.status-approved {
    color: #28a745;
    font-weight: bold;
}

.status-rejected {
    color: #dc3545;
    font-weight: bold;
}

.status-posted {
    color: #17a2b8;
    font-weight: bold;
}

/* Remove green "valid" styling from Bootstrap: keep neutral look for valid fields */
.was-validated .form-control:valid,
.form-control.is-valid {
    border-color: var(--border-color) !important;
    box-shadow: none !important;
}

/* Hide browser green "check" or background icon for valid inputs (WebKit/Chrome) */
.was-validated .form-control:valid,
.form-control.is-valid,
.form-control:valid {
    background-image: none !important;
    background-repeat: no-repeat !important;
    background-position: right calc(0.375em + 0.1875rem) center !important;
}

/* Some browsers add inner shadows — ensure none appear */
.form-control:valid {
    -webkit-box-shadow: none !important;
    box-shadow: none !important;
    -webkit-appearance: none !important;
    appearance: none !important;
}