/* Yii2 field validation hint */
.hint-block {
    display: block;
    margin-top: 5px;
    font-size: .875em;
    color: #6c757d;
}

/* Yii2 error summary box */
.error-summary {
    color: #721c24;
    background-color: #f8d7da;
    border-left: 3px solid #f5c6cb;
    padding: 10px 20px;
    margin: 0 0 15px 0;
}

/* GridView sort icons */
a.asc:after, a.desc:after {
    content: '';
    left: 3px;
    display: inline-block;
    width: 0;
    height: 0;
    border: solid 5px transparent;
    margin: 4px 4px 2px 4px;
    background: transparent;
}

a.asc:after {
    border-bottom: solid 7px #333;
    border-top-width: 0;
}

a.desc:after {
    border-top: solid 7px #333;
    border-bottom-width: 0;
}

.grid-view th {
    white-space: nowrap;
}

/* Bootstrap 5 → 4 compatibility: display-6 */
.display-6 {
    font-size: 1.75rem;
    font-weight: 300;
    line-height: 1.2;
}

/* Error page centering */
.site-error {
    min-height: 60vh;
}

.site-error-content {
    width: 100%;
    max-width: 600px;
}

/* Sidebar logout button styled as nav-link */
.main-sidebar .nav-link.btn-link {
    color: rgba(255, 255, 255, 0.8);
    font-size: .9rem;
    text-decoration: none;
    display: flex;
    align-items: center;
}

.main-sidebar .nav-link.btn-link:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
}

/* ── AdminLTE Compact Theme ── */

/* Top navbar */
.main-header.navbar {
    min-height: 44px;
    padding: 0 .5rem;
}
.main-header .nav-link {
    padding: .35rem .6rem;
    font-size: .825rem;
}

/* Sidebar — narrower than the default 250 px */
.main-sidebar,
.main-sidebar::before {
    width: 220px;
}

/* Adjust content/header margins for the narrower sidebar */
@media (min-width: 992px) {
    .sidebar-mini .content-wrapper,
    .sidebar-mini .main-footer {
        margin-left: 220px;
    }
    .sidebar-mini .main-header {
        margin-left: 220px;
    }
    .sidebar-mini.sidebar-collapse .content-wrapper,
    .sidebar-mini.sidebar-collapse .main-footer {
        margin-left: 4rem !important;
    }
    .sidebar-mini.sidebar-collapse .main-header {
        margin-left: 4rem;
    }
}

/* Brand / logo link */
.main-sidebar .brand-link {
    padding: .4rem .75rem;
    font-size: .875rem;
    min-height: 44px;
    display: flex;
    align-items: center;
}

/* User panel */
.sidebar .user-panel {
    margin-top: .4rem !important;
    padding-bottom: .4rem !important;
    margin-bottom: .4rem !important;
}
.sidebar .user-panel .image {
    width: 2rem;
}

/* Sidebar nav items */
.sidebar .nav-sidebar .nav-link {
    padding: .3rem .75rem;
    font-size: .8rem;
}
.sidebar .nav-header {
    padding: .5rem .75rem .15rem;
    font-size: .65rem;
    letter-spacing: .06em;
}
.sidebar .nav-icon,
.sidebar .nav-sidebar .nav-icon {
    font-size: .8rem;
    margin-right: .35rem;
    width: 1rem;
    text-align: center;
}

/* Page content header (title + breadcrumb bar) */
.content-header {
    padding: .4rem 1rem;
}
.content-header h1 {
    font-size: 1rem;
    line-height: 1.4;
}
.content-header .breadcrumb {
    font-size: .775rem;
    padding: .15rem 0;
    margin-bottom: 0;
    background: transparent;
}

/* Main content area */
.content {
    padding: .6rem 1rem;
}

/* Cards */
.card-header {
    padding: .45rem .75rem;
    font-size: .875rem;
}
.card-body {
    padding: .65rem .75rem;
}
.card-footer {
    padding: .35rem .75rem;
}

/* Footer */
.main-footer {
    padding: .35rem 1rem;
    font-size: .775rem;
}

/* Buttons */
.btn {
    padding: .22rem .55rem;
    font-size: .8rem;
    line-height: 1.5;
}
.btn-sm {
    padding: .12rem .35rem;
    font-size: .75rem;
}
.btn-lg {
    padding: .35rem .7rem;
    font-size: .875rem;
}

/* ── Compact form controls (global) ── */
.form-control,
.custom-select,
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="search"],
input[type="tel"],
input[type="url"],
input[type="date"],
input[type="datetime-local"],
input[type="time"],
input[type="month"],
input[type="week"],
select,
textarea {
    padding: .25rem .5rem !important;
    font-size: .875rem !important;
    line-height: 1.5 !important;
    height: auto !important;
}

select.form-control:not([size]):not([multiple]),
.custom-select {
    height: calc(1.5em + .5rem + 2px) !important;
}

.form-group {
    margin-bottom: .6rem;
}

.input-group-text {
    padding: .25rem .5rem !important;
    font-size: .875rem !important;
}

label {
    margin-bottom: .2rem;
    font-size: .875rem;
}

/* ── Nav-tabs color theme ── */
.nav-tabs {
    border-bottom: 2px solid #c8cfd6;
    gap: 2px;
}

.nav-tabs .nav-item {
    margin-bottom: 0;
}

.nav-tabs .nav-link {
    color: #ced4da;
    font-size: .8rem;
    font-weight: 500;
    padding: .35rem .9rem;
    border: 1px solid transparent;
    border-bottom: none;
    border-radius: .25rem .25rem 0 0;
    margin-bottom: -2px;
    background-color: #343a40;
    transition: color .15s ease, background-color .15s ease, border-color .15s ease;
}

.nav-tabs .nav-link:hover:not(.active) {
    color: #fff;
    background-color: #3d4349;
    border-color: #3d4349 #3d4349 transparent;
}

.nav-tabs .nav-link.active,
.nav-tabs .nav-item.show > .nav-link {
    color: #fff;
    background-color: #007bff;
    border-color: #0069d9;
    font-weight: 600;
}

.tab-content {
    padding-top: .65rem;
}

/* ── Compact tables (global) ── */
table,
.table {
    font-size: .875rem;
}

.table th,
.table td,
table th,
table td {
    padding: .3rem .5rem;
}

.table thead th,
table thead th {
    white-space: nowrap;
    vertical-align: middle;
}