/* =========================================================
 * TNC – Sản Phẩm Ngẫu Nhiên Trong Mô Tả
 * Namespace: .tnc-spnn (frontend) | .tnc-spnn-admin (quản trị)
 * ======================================================= */

/* ---------- FRONTEND ---------- */

.tnc-spnn {
    clear: both;
    margin: 32px 0 8px;
}

/* Khối riêng giữa tab Mô tả và Sản phẩm tương tự */
.tnc-spnn.tnc-spnn--rieng {
    margin: 40px 0 30px;
}

/* Trang danh mục – dưới lưới sản phẩm */
.tnc-spnn.tnc-spnn--danh-muc {
    margin: 40px 0 20px;
    width: 100%;
}

/* Tiêu đề: chữ giữa, 2 đường kẻ mờ dần 2 bên, vạch màu nhấn bên dưới */
.tnc-spnn .tnc-spnn__dau {
    margin: 0 0 22px;
    text-align: center;
}

.tnc-spnn .tnc-spnn__tieu-de {
    display: flex;
    align-items: center;
    gap: 18px;
    margin: 0;
    padding: 0;
    border: 0;
    color: #222;
    font-size: 20px;
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: .04em;
    text-transform: uppercase;
}

.tnc-spnn .tnc-spnn__tieu-de::before,
.tnc-spnn .tnc-spnn__tieu-de::after {
    content: '';
    flex: 1;
    height: 1px;
    margin-bottom: 10px; /* canh giữa với chữ (bù phần vạch nhấn bên dưới) */
}

.tnc-spnn .tnc-spnn__tieu-de::before {
    background: linear-gradient(to right, transparent, var(--tnc-spnn-mau, #e65100));
}

.tnc-spnn .tnc-spnn__tieu-de::after {
    background: linear-gradient(to left, transparent, var(--tnc-spnn-mau, #e65100));
}

.tnc-spnn .tnc-spnn__tieu-de-chu {
    position: relative;
    padding-bottom: 10px;
    max-width: 80%;
}

.tnc-spnn .tnc-spnn__tieu-de-chu::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 48px;
    height: 3px;
    border-radius: 3px;
    background: var(--tnc-spnn-mau, #e65100);
    transform: translateX(-50%);
}

.tnc-spnn .tnc-spnn__phu-de {
    margin: 10px 0 0;
    padding: 0;
    color: #777;
    font-size: 14px;
    line-height: 1.5;
}

@media (max-width: 549px) {
    .tnc-spnn .tnc-spnn__tieu-de { gap: 10px; font-size: 17px; }
    .tnc-spnn .tnc-spnn__phu-de { font-size: 13px; }
}

.tnc-spnn .tnc-spnn__luoi {
    display: grid;
    grid-template-columns: repeat(var(--tnc-spnn-cot, 4), minmax(0, 1fr));
    gap: 16px;
}

@media (max-width: 849px) {
    .tnc-spnn .tnc-spnn__luoi {
        grid-template-columns: repeat(var(--tnc-spnn-cot-tablet, 3), minmax(0, 1fr));
    }
}

@media (max-width: 549px) {
    .tnc-spnn .tnc-spnn__luoi {
        grid-template-columns: repeat(var(--tnc-spnn-cot-mobile, 2), minmax(0, 1fr));
        gap: 10px;
    }
}

.tnc-spnn .tnc-spnn__the {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: #fff;
    border: 1px solid rgba(0, 0, 0, .08);
    border-radius: 8px;
    color: inherit;
    text-decoration: none;
    transition: box-shadow .2s, transform .2s;
}

.tnc-spnn a.tnc-spnn__the:hover {
    border-color: var(--tnc-spnn-mau, #e65100);
    box-shadow: 0 6px 18px rgba(0, 0, 0, .1);
    transform: translateY(-2px);
    text-decoration: none;
}

.tnc-spnn .tnc-spnn__anh {
    position: relative;
    display: block;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: #f4f4f4;
}

.tnc-spnn .tnc-spnn__anh img {
    display: block;
    width: 100%;
    height: 100%;
    max-width: none;
    margin: 0;
    object-fit: cover;
    transition: transform .3s;
}

.tnc-spnn a.tnc-spnn__the:hover .tnc-spnn__anh img {
    transform: scale(1.04);
}

.tnc-spnn .tnc-spnn__nhan {
    position: absolute;
    top: 8px;
    left: 8px;
    padding: 2px 7px;
    background: #e53935;
    border-radius: 4px;
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    line-height: 1.6;
}

.tnc-spnn .tnc-spnn__ten {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: calc(1.4em * 2);
    margin: 10px 10px 4px;
    font-size: 14px;
    line-height: 1.4;
}

.tnc-spnn .tnc-spnn__gia {
    display: block;
    margin: auto 10px 12px;
    font-size: 14px;
    font-weight: 700;
}

.tnc-spnn .tnc-spnn__gia del {
    margin-right: 4px;
    font-weight: 400;
    opacity: .5;
}

.tnc-spnn .tnc-spnn__gia ins {
    text-decoration: none;
}

/* Ô danh mục – lưới logo */
.tnc-spnn.tnc-spnn--danh-muc .tnc-spnn__luoi {
    gap: 6px;
}

.tnc-spnn .tnc-spnn__the--dm {
    border: 1px solid var(--tnc-spnn-vien, #00bcd4);
    border-radius: 2px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, .18);
    text-align: center;
}

.tnc-spnn a.tnc-spnn__the--dm:hover,
.tnc-spnn a.tnc-spnn__the--dm:focus-visible {
    border-color: var(--tnc-spnn-hover, var(--tnc-spnn-mau, #e65100));
    box-shadow: 0 4px 12px rgba(0, 0, 0, .14);
}

.tnc-spnn .tnc-spnn__logo {
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 16 / 9;
    padding: 6px 8px;
    overflow: hidden;
    background: #fff;
}

.tnc-spnn .tnc-spnn__logo img {
    display: block;
    width: 100%;
    height: 100%;
    max-width: 100%;
    margin: 0;
    object-fit: contain; /* logo nằm gọn, không bị cắt */
    transition: transform .25s;
}

.tnc-spnn a.tnc-spnn__the--dm:hover .tnc-spnn__logo img {
    transform: scale(1.06);
}

/* Vùng ảnh giãn ra để mọi ô trong cùng hàng cao bằng nhau, dòng số sản phẩm luôn nằm dưới đáy */
.tnc-spnn .tnc-spnn__the--dm .tnc-spnn__logo {
    flex: 1 1 auto;
}

/* Ảnh ngẫu nhiên của sản phẩm: khung theo cài đặt "Khung ảnh sản phẩm" (mặc định vuông 1:1 → không cắt ảnh) */
.tnc-spnn .tnc-spnn__logo--anh-sp {
    padding: 0;
    aspect-ratio: var(--tnc-spnn-ti-le-sp, 1 / 1);
}

/* Khung 16:9 hiện trọn ảnh: không cắt, nền trắng 2 bên */
.tnc-spnn.tnc-spnn--anh-tron .tnc-spnn__logo--anh-sp {
    padding: 4px;
}

.tnc-spnn.tnc-spnn--anh-tron .tnc-spnn__logo--anh-sp img {
    object-fit: contain;
}

.tnc-spnn .tnc-spnn__logo--anh-sp img {
    object-fit: cover;
}

.tnc-spnn .tnc-spnn__the--dm .tnc-spnn__ten-dm {
    display: block;
    padding: 4px 4px 0;
    border-top: 1px solid #f0f0f0;
    background: #fafafa;
    color: #222;
    font-size: 12px;
    font-weight: 700;
    line-height: 1.4;
    text-transform: uppercase;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.tnc-spnn .tnc-spnn__ten-dm + .tnc-spnn__so-sp {
    padding-top: 0;
    border-top: 0;
}

.tnc-spnn a.tnc-spnn__the--dm:hover .tnc-spnn__ten-dm {
    color: var(--tnc-spnn-hover, var(--tnc-spnn-mau, #e65100));
}

/* Chưa có ảnh đại diện → hiện tên */
.tnc-spnn .tnc-spnn__logo--chu > span {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    color: #1d3f8f;
    font-size: 13px;
    font-weight: 800;
    line-height: 1.25;
    text-transform: uppercase;
    word-break: break-word;
}

.tnc-spnn a.tnc-spnn__the--dm:hover .tnc-spnn__logo--chu > span {
    color: var(--tnc-spnn-hover, var(--tnc-spnn-mau, #e65100));
}

.tnc-spnn .tnc-spnn__the--dm .tnc-spnn__so-sp {
    display: block;
    margin: 0;
    padding: 3px 4px;
    border-top: 1px solid #f0f0f0;
    background: #fafafa;
    color: #777;
    font-size: 11px;
    line-height: 1.5;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

@media (max-width: 549px) {
    .tnc-spnn .tnc-spnn__logo--chu > span { font-size: 11px; }
}

/* Khung chờ (skeleton) khi tải bằng REST */
.tnc-spnn .tnc-spnn__the--cho .tnc-spnn__logo,
.tnc-spnn .tnc-spnn__the--cho .tnc-spnn__anh,
.tnc-spnn .tnc-spnn__the--cho .tnc-spnn__ten,
.tnc-spnn .tnc-spnn__the--cho .tnc-spnn__gia {
    background: linear-gradient(90deg, #eee 25%, #f6f6f6 50%, #eee 75%);
    background-size: 200% 100%;
    animation: tnc-spnn-nhap-nhay 1.2s infinite linear;
}

.tnc-spnn .tnc-spnn__the--cho .tnc-spnn__ten {
    min-height: 0;
    height: 14px;
    border-radius: 4px;
}

.tnc-spnn .tnc-spnn__the--cho .tnc-spnn__gia {
    width: 50%;
    height: 14px;
    border-radius: 4px;
}

@keyframes tnc-spnn-nhap-nhay {
    0%   { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ---------- QUẢN TRỊ ---------- */

.tnc-spnn-admin {
    --tnc-ad-chinh: #2271b1;
    --tnc-ad-chinh-nhat: #f0f6fc;
    --tnc-ad-vien: #e2e4e7;
    --tnc-ad-chu: #1d2327;
    --tnc-ad-phu: #646970;
    --tnc-ad-nen: #f6f7f7;
    max-width: 1080px;
    color: var(--tnc-ad-chu);
}

.tnc-spnn-admin *,
.tnc-spnn-admin *::before,
.tnc-spnn-admin *::after { box-sizing: border-box; }

/* Đầu trang */
.tnc-spnn-admin__dau-trang {
    display: flex;
    flex-wrap: wrap;
    gap: 16px 24px;
    align-items: center;
    justify-content: space-between;
    margin: 14px 0 16px;
    padding: 18px 22px;
    background: #fff;
    border: 1px solid var(--tnc-ad-vien);
    border-radius: 10px;
}

.tnc-spnn-admin__thuong-hieu {
    display: flex;
    gap: 14px;
    align-items: center;
}

.tnc-spnn-admin__logo.dashicons {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    background: linear-gradient(135deg, #e65100, #ff9800);
    color: #fff;
    font-size: 24px;
    line-height: 46px;
    text-align: center;
}

.tnc-spnn-admin__ten {
    display: flex;
    gap: 8px;
    align-items: center;
    margin: 0;
    padding: 0;
    font-size: 20px;
    font-weight: 700;
}

.tnc-spnn-admin__phien-ban {
    padding: 2px 8px;
    border-radius: 999px;
    background: var(--tnc-ad-nen);
    color: var(--tnc-ad-phu);
    font-size: 11px;
    font-weight: 600;
}

.tnc-spnn-admin__khau-hieu {
    margin: 3px 0 0;
    color: var(--tnc-ad-phu);
}

.tnc-spnn-admin__trang-thai {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.tnc-spnn-admin__trang-thai li {
    display: flex;
    flex-direction: column;
    margin: 0;
    padding: 6px 12px 6px 22px;
    position: relative;
    background: var(--tnc-ad-nen);
    border-radius: 8px;
    font-size: 12px;
    line-height: 1.4;
}

.tnc-spnn-admin__trang-thai li::before {
    content: '';
    position: absolute;
    top: 12px;
    left: 9px;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #c3c4c7;
}

.tnc-spnn-admin__trang-thai li.is-bat::before { background: #00a32a; }
.tnc-spnn-admin__trang-thai li span { color: var(--tnc-ad-phu); }
.tnc-spnn-admin__trang-thai li strong { font-size: 13px; }

/* Tabs */
.tnc-spnn-admin__tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin: 0 0 16px;
    padding: 4px;
    background: #fff;
    border: 1px solid var(--tnc-ad-vien);
    border-radius: 10px;
}

.tnc-spnn-admin__tab {
    display: inline-flex;
    gap: 6px;
    align-items: center;
    padding: 9px 16px;
    background: transparent;
    border: 0;
    border-radius: 7px;
    color: var(--tnc-ad-phu);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background .15s, color .15s;
}

.tnc-spnn-admin__tab .dashicons { font-size: 18px; width: 18px; height: 18px; }
.tnc-spnn-admin__tab:hover { background: var(--tnc-ad-nen); color: var(--tnc-ad-chu); }
.tnc-spnn-admin__tab:focus-visible { outline: 2px solid var(--tnc-ad-chinh); outline-offset: 1px; }

.tnc-spnn-admin__tab.is-chon {
    background: var(--tnc-ad-chinh);
    color: #fff;
}

.tnc-spnn-admin__pane { display: none; }
.tnc-spnn-admin__pane.is-chon { display: block; }

/* Thẻ (card) */
.tnc-spnn-admin__the {
    margin-bottom: 16px;
    background: #fff;
    border: 1px solid var(--tnc-ad-vien);
    border-radius: 10px;
}

.tnc-spnn-admin__the-dau {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    padding: 16px 22px;
    border-bottom: 1px solid #f0f0f1;
}

.tnc-spnn-admin__the-icon.dashicons {
    flex: none;
    width: 34px;
    height: 34px;
    border-radius: 8px;
    background: var(--tnc-ad-chinh-nhat);
    color: var(--tnc-ad-chinh);
    font-size: 18px;
    line-height: 34px;
    text-align: center;
}

.tnc-spnn-admin__the-dau h2 {
    margin: 0;
    padding: 0;
    font-size: 15px;
    line-height: 34px;
}

.tnc-spnn-admin__the-dau p {
    margin: -6px 0 0;
    color: var(--tnc-ad-phu);
}

.tnc-spnn-admin__the-than { padding: 18px 22px; }

/* Dòng cài đặt: nhãn trái – giá trị phải */
.tnc-spnn-admin__dong {
    display: grid;
    grid-template-columns: 190px minmax(0, 1fr);
    gap: 6px 20px;
    align-items: start;
    padding: 12px 0;
    border-bottom: 1px solid #f3f3f4;
}

.tnc-spnn-admin__dong:first-child { padding-top: 0; }
.tnc-spnn-admin__dong:last-of-type { border-bottom: 0; }

.tnc-spnn-admin__dong-nhan {
    padding-top: 6px;
    font-weight: 600;
}

.tnc-spnn-admin__dong-gt .regular-text { width: 100%; max-width: 440px; }
.tnc-spnn-admin__dong-gt select { max-width: 100%; }
.tnc-spnn-admin__dong-gt input[type="number"] { width: 76px; }

.tnc-spnn-admin__don-vi { margin-left: 6px; color: var(--tnc-ad-phu); }

.tnc-spnn-admin__mo-ta {
    margin: 6px 0 0;
    color: var(--tnc-ad-phu);
    font-size: 13px;
}

@media (max-width: 782px) {
    .tnc-spnn-admin__dong { grid-template-columns: 1fr; }
    .tnc-spnn-admin__dong-nhan { padding-top: 0; }
}

/* Vị trí – thẻ chọn */
.tnc-spnn-admin__vi-tri {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
}

.tnc-spnn-admin__vi-tri-o { display: block; cursor: pointer; }

.tnc-spnn-admin__vi-tri-o input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.tnc-spnn-admin__vi-tri-the {
    display: flex;
    flex-direction: column;
    gap: 4px;
    height: 100%;
    padding: 14px 16px;
    position: relative;
    border: 1.5px solid var(--tnc-ad-vien);
    border-radius: 10px;
    transition: border-color .15s, background .15s, box-shadow .15s;
}

.tnc-spnn-admin__vi-tri-the .dashicons {
    margin-bottom: 4px;
    color: var(--tnc-ad-phu);
    font-size: 22px;
    width: 22px;
    height: 22px;
}

.tnc-spnn-admin__vi-tri-the em {
    color: var(--tnc-ad-phu);
    font-size: 12.5px;
    font-style: normal;
    line-height: 1.45;
}

.tnc-spnn-admin__vi-tri-the::after {
    content: '';
    position: absolute;
    top: 12px;
    right: 12px;
    width: 16px;
    height: 16px;
    border: 1.5px solid #c3c4c7;
    border-radius: 50%;
    background: #fff;
}

.tnc-spnn-admin__vi-tri-o:hover .tnc-spnn-admin__vi-tri-the { border-color: #a7aaad; }

.tnc-spnn-admin__vi-tri-o input:checked + .tnc-spnn-admin__vi-tri-the {
    border-color: var(--tnc-ad-chinh);
    background: var(--tnc-ad-chinh-nhat);
    box-shadow: 0 0 0 1px var(--tnc-ad-chinh);
}

.tnc-spnn-admin__vi-tri-o input:checked + .tnc-spnn-admin__vi-tri-the .dashicons { color: var(--tnc-ad-chinh); }

.tnc-spnn-admin__vi-tri-o input:checked + .tnc-spnn-admin__vi-tri-the::after {
    border: 5px solid var(--tnc-ad-chinh);
}

.tnc-spnn-admin__vi-tri-o input:focus-visible + .tnc-spnn-admin__vi-tri-the {
    outline: 2px solid var(--tnc-ad-chinh);
    outline-offset: 2px;
}

/* Công tắc (switch) */
.tnc-spnn-admin__cong-tac {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    padding: 12px 0;
    border-bottom: 1px solid #f3f3f4;
    cursor: pointer;
}

.tnc-spnn-admin__cong-tac:first-child { padding-top: 0; }
.tnc-spnn-admin__cong-tac:last-child { padding-bottom: 0; border-bottom: 0; }

.tnc-spnn-admin__cong-tac input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.tnc-spnn-admin__cong-tac-nut {
    flex: none;
    position: relative;
    width: 36px;
    height: 20px;
    margin-top: 1px;
    border-radius: 999px;
    background: #c3c4c7;
    transition: background .2s;
}

.tnc-spnn-admin__cong-tac-nut::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 1px 2px rgba(0, 0, 0, .25);
    transition: transform .2s;
}

.tnc-spnn-admin__cong-tac input:checked + .tnc-spnn-admin__cong-tac-nut { background: var(--tnc-ad-chinh); }
.tnc-spnn-admin__cong-tac input:checked + .tnc-spnn-admin__cong-tac-nut::after { transform: translateX(16px); }
.tnc-spnn-admin__cong-tac input:focus-visible + .tnc-spnn-admin__cong-tac-nut { outline: 2px solid var(--tnc-ad-chinh); outline-offset: 2px; }

.tnc-spnn-admin__cong-tac-chu strong { display: block; }

.tnc-spnn-admin__cong-tac-chu em {
    display: block;
    margin-top: 2px;
    color: var(--tnc-ad-phu);
    font-style: normal;
}

.tnc-spnn-admin__ngan {
    height: 1px;
    margin: 18px 0 14px;
    background: #f0f0f1;
}

/* Nhóm ô số theo thiết bị */
.tnc-spnn-admin__thiet-bi {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tnc-spnn-admin__tb {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 128px;
    padding: 10px 12px;
    background: var(--tnc-ad-nen);
    border: 1px solid #ececed;
    border-radius: 8px;
}

.tnc-spnn-admin__tb-dau {
    display: flex;
    gap: 5px;
    align-items: center;
    color: var(--tnc-ad-phu);
    font-size: 12px;
    font-weight: 600;
}

.tnc-spnn-admin__tb-dau .dashicons { font-size: 16px; width: 16px; height: 16px; }
.tnc-spnn-admin__tb input[type="number"] { width: 100%; }

.tnc-spnn-admin__tb-gioi-han { color: #8c8f94; font-size: 11px; }

.tnc-spnn-admin__tb-tu-dong {
    display: block;
    padding: 4px 0;
    color: var(--tnc-ad-phu);
    font-weight: 600;
    line-height: 22px;
}

/* Tổng số sản phẩm + lưới mẫu */
.tnc-spnn-admin__tong {
    display: flex;
    gap: 16px;
    align-items: center;
    margin-top: 6px;
    padding: 12px 14px;
    background: var(--tnc-ad-chinh-nhat);
    border-radius: 8px;
}

.tnc-spnn-admin__tong p { margin: 0; }
.tnc-spnn-admin__tong p strong { color: var(--tnc-ad-chinh); font-size: 16px; }
.tnc-spnn-admin__tong p span { color: var(--tnc-ad-phu); }

.tnc-spnn-admin__luoi-mau {
    display: grid;
    grid-template-columns: repeat(var(--cot, 4), 14px);
    gap: 3px;
    flex: none;
}

.tnc-spnn-admin__luoi-mau i {
    display: block;
    width: 14px;
    height: 14px;
    border-radius: 3px;
    background: var(--tnc-ad-chinh);
    opacity: .75;
}

/* Bộ chọn danh mục */
.tnc-spnn-admin__phan-doan {
    display: inline-flex;
    flex-wrap: wrap;
    padding: 3px;
    background: var(--tnc-ad-nen);
    border: 1px solid #ececed;
    border-radius: 8px;
}

.tnc-spnn-admin__phan-doan-o { cursor: pointer; }

.tnc-spnn-admin__phan-doan-o input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.tnc-spnn-admin__phan-doan-o span {
    display: block;
    padding: 6px 14px;
    border-radius: 6px;
    color: var(--tnc-ad-phu);
    font-weight: 600;
    transition: background .15s, color .15s;
}

.tnc-spnn-admin__phan-doan-o:hover span { color: var(--tnc-ad-chu); }

.tnc-spnn-admin__phan-doan-o input:checked + span {
    background: #fff;
    color: var(--tnc-ad-chinh);
    box-shadow: 0 1px 3px rgba(0, 0, 0, .12);
}

.tnc-spnn-admin__phan-doan-o input:focus-visible + span { outline: 2px solid var(--tnc-ad-chinh); }

.tnc-spnn-admin__khung-dm { margin-top: 14px; }
.tnc-spnn-admin__khung-dm.is-an { display: none; }

.tnc-spnn-admin__thanh-cong-cu {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 16px;
    align-items: center;
    padding: 10px 12px;
    background: var(--tnc-ad-nen);
    border: 1px solid var(--tnc-ad-vien);
    border-bottom: 0;
    border-radius: 8px 8px 0 0;
}

.tnc-spnn-admin__o-tim {
    position: relative;
    flex: 1 1 220px;
    max-width: 320px;
}

.tnc-spnn-admin__o-tim .dashicons {
    position: absolute;
    top: 50%;
    left: 8px;
    color: #8c8f94;
    transform: translateY(-50%);
}

.tnc-spnn-admin__o-tim input[type="search"] {
    width: 100%;
    padding-left: 32px;
}

.tnc-spnn-admin__chon-het { font-weight: 600; }

.tnc-spnn-admin__da-chon {
    margin-left: auto;
    padding: 2px 10px;
    background: #fff;
    border: 1px solid var(--tnc-ad-vien);
    border-radius: 999px;
    color: var(--tnc-ad-phu);
    font-size: 12px;
}

.tnc-spnn-admin__da-chon strong { color: var(--tnc-ad-chinh); }

.tnc-spnn-admin__danh-sach-dm {
    max-height: 340px;
    overflow-y: auto;
    padding: 6px 0;
    border: 1px solid var(--tnc-ad-vien);
    border-radius: 0 0 8px 8px;
    background: #fff;
}

.tnc-spnn-admin__dm {
    display: flex;
    gap: 6px;
    align-items: center;
    padding-top: 5px;
    padding-right: 12px;
    padding-bottom: 5px;
    cursor: pointer;
}

.tnc-spnn-admin__dm:hover { background: var(--tnc-ad-nen); }
.tnc-spnn-admin__dm input { margin: 0; }
.tnc-spnn-admin__dm-ten { flex: 1; }
.tnc-spnn-admin__dm--con .tnc-spnn-admin__dm-ten { color: #3c434a; }
.tnc-spnn-admin__dm--con .tnc-spnn-admin__dm-ten::before { content: '└ '; color: #c3c4c7; }

.tnc-spnn-admin__dm:has(input:checked) { background: var(--tnc-ad-chinh-nhat); }

.tnc-spnn-admin__dm.is-an { display: none; }

.tnc-spnn-admin__dem {
    min-width: 26px;
    padding: 0 7px;
    border-radius: 999px;
    background: #f0f0f1;
    color: var(--tnc-ad-phu);
    font-size: 11px;
    line-height: 18px;
    text-align: center;
}

.tnc-spnn-admin__trong { margin: 8px 12px; color: var(--tnc-ad-phu); }

.tnc-spnn-admin__canh-bao {
    display: flex;
    gap: 6px;
    align-items: center;
    margin: 10px 0 0;
    padding: 8px 12px;
    background: #fcf9e8;
    border-left: 3px solid #dba617;
    border-radius: 4px;
    color: #614a00;
}

.tnc-spnn-admin__canh-bao .dashicons { color: #dba617; }

/* Xem trước */
.tnc-spnn-admin__xem-truoc {
    margin-top: 12px;
    padding: 14px 20px 18px;
    border: 1px dashed #c3c4c7;
    border-radius: 8px;
    background: repeating-linear-gradient(45deg, #fcfcfc, #fcfcfc 8px, #fff 8px, #fff 16px);
}

.tnc-spnn-admin__nhan-xem {
    display: flex;
    gap: 4px;
    align-items: center;
    margin-bottom: 10px;
    color: #8c8f94;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .05em;
    text-transform: uppercase;
}

.tnc-spnn-admin__nhan-xem .dashicons { font-size: 15px; width: 15px; height: 15px; }

.tnc-spnn-admin__xem-truoc .tnc-spnn { margin: 0; }
.tnc-spnn-admin__xem-truoc .tnc-spnn__dau:last-child { margin-bottom: 0; }

.tnc-spnn-admin__xem-truoc .tnc-spnn-admin__o-mau {
    grid-template-columns: repeat(3, minmax(0, 120px));
    justify-content: center;
}

.tnc-spnn-admin__xem-truoc .tnc-spnn__the--dm.is-hover {
    border-color: var(--tnc-spnn-hover, #e65100);
    box-shadow: 0 4px 12px rgba(0, 0, 0, .14);
}

.tnc-spnn-admin__xem-truoc .tnc-spnn__the--dm.is-hover .tnc-spnn__logo--chu > span {
    color: var(--tnc-spnn-hover, #e65100);
}

/* Shortcode */
.tnc-spnn-admin__sc-luoi {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 16px;
}

.tnc-spnn-admin__sc {
    padding: 16px;
    background: var(--tnc-ad-nen);
    border: 1px solid #ececed;
    border-radius: 8px;
}

.tnc-spnn-admin__sc h3 { margin: 0 0 4px; font-size: 14px; }
.tnc-spnn-admin__sc-mo-ta { margin: 0 0 12px; color: var(--tnc-ad-phu); }

.tnc-spnn-admin__sc-dong,
.tnc-spnn-admin__sc-vi-du {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.tnc-spnn-admin__sc-dong code {
    padding: 6px 10px;
    background: #1d2327;
    border-radius: 6px;
    color: #f0f6fc;
    font-size: 13px;
}

.tnc-spnn-admin__sc-vi-du { margin-top: 10px; }

.tnc-spnn-admin__sc-vi-du > span {
    color: var(--tnc-ad-phu);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

.tnc-spnn-admin__sc-vi-du code {
    padding: 4px 8px;
    background: #fff;
    border-radius: 4px;
    word-break: break-all;
}

.tnc-spnn-admin__tham-so {
    width: 100%;
    margin-top: 14px;
    border-collapse: collapse;
}

.tnc-spnn-admin__tham-so td {
    padding: 6px 0;
    border-top: 1px solid #e8e8e9;
    vertical-align: top;
}

.tnc-spnn-admin__tham-so td:first-child { width: 90px; padding-right: 10px; }
.tnc-spnn-admin__tham-so code { background: #fff; }

.tnc-spnn-admin__luu-y { margin: 0 0 0 18px; list-style: disc; }
.tnc-spnn-admin__luu-y li { margin-bottom: 6px; }

/* Thanh lưu dính đáy */
.tnc-spnn-admin__thanh-luu {
    position: sticky;
    bottom: 0;
    z-index: 10;
    display: flex;
    gap: 16px;
    align-items: center;
    justify-content: flex-end;
    margin: 0 -1px;
    padding: 12px 22px;
    background: rgba(255, 255, 255, .96);
    border: 1px solid var(--tnc-ad-vien);
    border-radius: 10px 10px 0 0;
    box-shadow: 0 -4px 14px rgba(0, 0, 0, .06);
}

.tnc-spnn-admin__thanh-luu .button-primary { min-width: 140px; }

.tnc-spnn-admin__chua-luu {
    display: none;
    gap: 4px;
    align-items: center;
    color: #b26200;
    font-weight: 600;
}

.tnc-spnn-admin__chua-luu .dashicons { font-size: 14px; width: 14px; height: 14px; }
.tnc-spnn-admin.is-da-sua .tnc-spnn-admin__chua-luu { display: inline-flex; }