/* ============================================================
   AVK College — Admin panel theme (on top of AdminLTE 3)
   ============================================================ */
:root {
    --avk-blue: #1d52ba;
    --avk-blue-dark: #123783;
    --avk-pink: #f27a9b;
    --avk-pink-dark: #d6587a;
    --avk-yellow: #ffc123;
    --avk-brown: #84331c;
}

body { font-family: 'Source Sans 3', 'Source Sans Pro', system-ui, sans-serif; }

/* Sidebar */
.main-sidebar.sidebar-dark-primary { background: linear-gradient(180deg, var(--avk-blue-dark) 0%, #0d2a66 100%); }
.sidebar-dark-primary .nav-sidebar > .nav-item > .nav-link.active,
.sidebar-dark-primary .nav-treeview > .nav-item > .nav-link.active {
    background: var(--avk-yellow) !important;
    color: var(--avk-blue-dark) !important;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(255, 193, 35, 0.3);
}
.nav-sidebar .nav-header { color: rgba(255, 255, 255, 0.45); font-size: 0.72rem; letter-spacing: 0.1em; }
.brand-link { border-bottom-color: rgba(255, 255, 255, 0.1) !important; }

.admin-avatar {
    display: inline-grid;
    place-items: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--avk-pink);
    color: #fff;
    font-weight: 700;
    font-size: 0.85rem;
}

.admin-page-title { font-size: 1.55rem; font-weight: 700; color: var(--avk-blue-dark); }

/* Buttons & colors */
.btn-avk { background: var(--avk-blue); border-color: var(--avk-blue); color: #fff; }
    .btn-avk:hover, .btn-avk:focus { background: var(--avk-blue-dark); border-color: var(--avk-blue-dark); color: #fff; }
.bg-avk-blue { background: var(--avk-blue) !important; color: #fff !important; }
.bg-avk-pink { background: var(--avk-pink) !important; color: #fff !important; }
.bg-avk-brown { background: var(--avk-brown) !important; color: #fff !important; }
.card-primary.card-outline { border-top-color: var(--avk-blue); }
.custom-control-input:checked ~ .custom-control-label::before { background-color: var(--avk-blue); border-color: var(--avk-blue); }
.page-item.active .page-link { background: var(--avk-blue); border-color: var(--avk-blue); }

.admin-tile { display: block; transition: transform 0.2s; }
    .admin-tile:hover { transform: translateY(-3px); }
    .admin-tile.small-box .inner h3 { font-size: 2rem; }

.admin-alert { border-radius: 8px; }

/* Tables */
.admin-table td { vertical-align: middle; }
.admin-group-row td {
    background: #f4f6fb;
    font-weight: 700;
    color: var(--avk-blue-dark);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.admin-row-hidden { opacity: 0.55; }
.admin-page-filter { max-width: 240px; }
.min-w-0 { min-width: 0; }
.text-truncate-2 { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

.admin-thumb { width: 54px; height: 42px; object-fit: cover; border-radius: 6px; border: 1px solid #e5e7eb; }
.admin-thumb--empty { display: inline-grid; place-items: center; background: #f1f3f8; color: #9aa3b5; }
.admin-thumb-lg { max-width: 220px; max-height: 150px; border-radius: 8px; border: 1px solid #e5e7eb; }
.admin-file-chip { display: inline-flex; align-items: center; gap: 0.4rem; padding: 0.3rem 0.7rem; border: 1px solid #f1c7cf; border-radius: 50px; background: #fdf1f3; font-size: 0.85rem; }

.admin-add-bar {
    background: #fff;
    border-radius: 10px;
    padding: 0.75rem 1rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    align-items: center;
}

/* Content type picker */
.admin-type-picker { display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); gap: 0.5rem; }
.admin-type-picker--sm { grid-template-columns: repeat(3, 1fr); }
.admin-type-option { margin: 0; cursor: pointer; }
    .admin-type-option input { position: absolute; opacity: 0; pointer-events: none; }
    .admin-type-option span {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 0.35rem;
        padding: 0.75rem 0.5rem;
        border: 2px solid #e3e7ef;
        border-radius: 10px;
        font-weight: 600;
        font-size: 0.85rem;
        color: #495057;
        transition: all 0.15s;
        text-align: center;
    }
    .admin-type-option span i { font-size: 1.3rem; color: #8a94a8; }
    .admin-type-option:hover span { border-color: #b8c5e6; }
    .admin-type-option input:checked + span { border-color: var(--avk-blue); background: #eef3fc; color: var(--avk-blue-dark); }
        .admin-type-option input:checked + span i { color: var(--avk-blue); }
    .admin-type-option input:focus-visible + span { box-shadow: 0 0 0 3px rgba(29, 82, 186, 0.25); }

.admin-file-preview { display: flex; flex-wrap: wrap; gap: 0.4rem; }
    .admin-file-preview img { width: 64px; height: 64px; object-fit: cover; border-radius: 6px; border: 1px solid #e5e7eb; }
    .admin-file-preview .admin-file-name { font-size: 0.8rem; background: #f1f3f8; border-radius: 6px; padding: 0.2rem 0.5rem; }
.admin-video-preview img { max-width: 100%; border-radius: 8px; }

/* Gallery cards */
.admin-album-card { overflow: hidden; }
.admin-album-cover { position: relative; display: block; aspect-ratio: 4 / 3; background: #eef1f7; overflow: hidden; }
    .admin-album-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s; }
    .admin-album-cover:hover img { transform: scale(1.05); }
    .admin-album-cover > span:first-child { position: absolute; inset: 0; display: grid; place-items: center; font-size: 2.6rem; color: #b6bfd2; }
.admin-album-count { position: absolute; right: 8px; top: 8px; background: rgba(18, 55, 131, 0.85); color: #fff; font-size: 0.75rem; padding: 0.15rem 0.55rem; border-radius: 50px; }

.admin-item-card { overflow: hidden; }
.admin-item-thumb { position: relative; aspect-ratio: 1 / 1; background: #f1f3f8; }
    .admin-item-thumb img { width: 100%; height: 100%; object-fit: cover; }
    .admin-item-thumb > span:first-child { position: absolute; inset: 0; display: grid; place-items: center; font-size: 2.2rem; }
.admin-item-type { position: absolute; left: 6px; top: 6px; background: rgba(0, 0, 0, 0.6); color: #fff; font-size: 0.65rem; font-weight: 700; padding: 0.1rem 0.4rem; border-radius: 4px; }
.admin-item-play { position: absolute; inset: 0; display: grid; place-items: center; color: #fff; font-size: 1.6rem; text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6); }

/* Criteria */
.admin-criteria-no {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    border-radius: 12px;
    display: grid;
    place-items: center;
    font-size: 1.4rem;
    font-weight: 700;
    color: #fff;
    background: linear-gradient(135deg, var(--avk-blue), var(--avk-blue-dark));
    margin-right: 1rem;
}
.admin-criteria-card h5 { font-weight: 700; font-size: 1.02rem; }

/* Summernote inside AdminLTE */
.note-editor.note-frame { border-color: #ced4da; border-radius: 6px; }
.note-editor .note-toolbar { background: #f8f9fb; }

/* ---------- Login ---------- */
.admin-login-page { background: #f4f6fb; min-height: 100vh; }
.admin-login-shell { display: flex; min-height: 100vh; }
.admin-login-art {
    flex: 1.1;
    position: relative;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: flex-end;
}
    .admin-login-art::before { content: ""; position: absolute; inset: 0; background: linear-gradient(160deg, rgba(18, 55, 131, 0.85), rgba(18, 55, 131, 0.55) 55%, rgba(214, 88, 122, 0.7)); }
.admin-login-art-inner { position: relative; color: #fff; padding: 3rem; max-width: 520px; }
    .admin-login-art-inner h2 { font-family: 'Source Serif 4', Georgia, serif; font-weight: 700; margin-top: 1.5rem; }
    .admin-login-art-inner p { opacity: 0.85; }
.admin-login-logo { max-width: 260px; background: #fff; padding: 0.6rem 1rem; border-radius: 12px; }
.admin-login-form { flex: 1; display: flex; align-items: center; justify-content: center; padding: 2rem 1.5rem; background: #fff; }
    .admin-login-form h1 { font-family: 'Source Serif 4', Georgia, serif; font-weight: 700; color: var(--avk-blue-dark); font-size: 1.9rem; }
@media (max-width: 767.98px) { .admin-login-art { display: none; } }