/* ==========================================================================
   PROMO-CUSTOM.CSS - SECTION TIN TỨC KHUYẾN MÃI NHA KHOA 3D
   Thiết kế giao diện hiện đại chuẩn mẫu tham khảo:
   - Khối nền trang nhã, viền mềm mại, typography đồng bộ hệ thống
   - Header: Badge danh mục, Tiêu đề chính, Mô tả phụ
   - Grid 3 thẻ bài viết khuyến mãi & ưu đãi từ Database với hình ảnh cũ
   - Hình ảnh bo góc 12px với nhãn Badge ưu đãi & Trạng thái hoạt động
   - Thân thẻ: Meta row (Chuyên mục, thời hạn), Tiêu đề 2 dòng, Mô tả trích xuất từ DB
   - Chân thẻ: Thông số cam kết / áp dụng và Nút liên kết Xem chi tiết
   - Không có nút CTA ở cuối section theo yêu cầu
   - Responsive hoàn hảo trên Tablet & Mobile
   ========================================================================== */

.clinic-promo-section {
    background-color: #f8fafd;
    padding: 55px 0 65px;
    position: relative;
    border-top: 1px solid #edf2f7;
    border-bottom: 1px solid #edf2f7;
}

/* Xóa triệt để viền đen / outline của trình duyệt & Bootstrap khi click vào link, ảnh hoặc button */
.clinic-promo-section a,
.clinic-promo-section a:hover,
.clinic-promo-section a:focus,
.clinic-promo-section a:active,
.clinic-promo-section a:focus-visible,
.clinic-promo-section button,
.clinic-promo-section button:hover,
.clinic-promo-section button:focus,
.clinic-promo-section button:active,
.clinic-promo-section button:focus-visible {
    outline: none !important;
    outline: 0 !important;
    outline-offset: 0 !important;
    -webkit-tap-highlight-color: transparent !important;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0) !important;
}

.clinic-promo-section a::-moz-focus-inner,
.clinic-promo-section button::-moz-focus-inner {
    border: 0 !important;
    outline: 0 !important;
    padding: 0 !important;
}

/* 1. Header khối tin khuyến mãi */
.clinic-promo-section .promo-header {
    text-align: center;
    margin-bottom: 38px;
}

.clinic-promo-section .promo-badge {
    display: inline-block;
    padding: 6px 18px;
    background-color: #e0f2fe;
    color: #0284c7;
    font-family: 'Roboto', sans-serif;
    font-size: 12.5px;
    font-weight: 700;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}

.clinic-promo-section .promo-main-title {
    font-family: 'Roboto', sans-serif;
    font-size: 30px;
    font-weight: 800;
    color: #0f172a;
    margin: 0 0 12px;
    line-height: 1.3;
    text-align: center;
    letter-spacing: -0.2px;
}

.clinic-promo-section .promo-subtitle {
    font-family: 'Roboto', sans-serif;
    font-size: 15px;
    color: #475569;
    max-width: 780px;
    margin: 0 auto;
    text-align: center;
    line-height: 1.6;
}

/* 2. Grid 3 Thẻ khuyến mãi */
.clinic-promo-section .promo-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
    align-items: stretch;
}

/* 3. Thẻ khuyến mãi (Card) */
.clinic-promo-section .promo-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 18px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 18px rgba(15, 23, 42, 0.04);
    transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.28s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.28s ease;
}

.clinic-promo-section .promo-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 36px rgba(15, 23, 42, 0.09);
    border-color: #cbd5e1;
}

/* Khung ảnh thẻ tràn viền (Full-bleed image) */
.clinic-promo-section .promo-card-img-wrap {
    padding: 0;
    margin: 0;
    width: 100%;
    overflow: hidden;
    border-top-left-radius: 17px;
    border-top-right-radius: 17px;
}

.clinic-promo-section .promo-img-link {
    position: relative;
    display: block;
    width: 100%;
    border-radius: 17px 17px 0 0;
    overflow: hidden;
    background: #f1f5f9;
    height: 230px;
    text-decoration: none !important;
    outline: none !important;
    outline: 0 !important;
    border: none !important;
    box-shadow: none !important;
    -webkit-tap-highlight-color: transparent !important;
}

.clinic-promo-section .promo-img-link:hover,
.clinic-promo-section .promo-img-link:focus,
.clinic-promo-section .promo-img-link:active,
.clinic-promo-section .promo-img-link:focus-visible {
    outline: none !important;
    outline: 0 !important;
    border: none !important;
    box-shadow: none !important;
    text-decoration: none !important;
}

.clinic-promo-section .promo-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: 17px 17px 0 0;
    transition: transform 0.4s ease;
}

.clinic-promo-section .promo-card:hover .promo-card-img {
    transform: scale(1.04);
}

/* Nhãn Tag ưu đãi nổi bật trên ảnh - Màu thương hiệu thực tế */
.clinic-promo-section .promo-pill-tag {
    position: absolute;
    top: 14px;
    left: 14px;
    background: #0084c9;
    color: #ffffff;
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
    font-size: 11px;
    font-weight: 700;
    padding: 5px 12px;
    border-radius: 6px;
    letter-spacing: 0.3px;
    text-transform: uppercase;
    z-index: 2;
    pointer-events: none;
    line-height: 1.2;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.22);
}

/* Trạng thái hoạt động (Status indicator) - Đơn giản, thực tế, không glassmorphism */
.clinic-promo-section .promo-status-dot {
    position: absolute;
    top: 14px;
    right: 14px;
    background: rgba(15, 23, 42, 0.85);
    color: #ffffff;
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
    font-size: 11px;
    font-weight: 600;
    padding: 5px 12px;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    z-index: 2;
    pointer-events: none;
    line-height: 1.2;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.22);
}

.clinic-promo-section .promo-status-dot .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: #22c55e;
}

/* 4. Thân nội dung thẻ */
.clinic-promo-section .promo-card-body {
    padding: 20px 22px 22px 22px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.clinic-promo-section .promo-meta-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 9px;
}

.clinic-promo-section .promo-category {
    font-family: 'Roboto', sans-serif;
    font-size: 12px;
    font-weight: 800;
    color: #0284c7;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.clinic-promo-section .promo-date {
    font-family: 'Roboto', sans-serif;
    font-size: 11.5px;
    color: #94a3b8;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.clinic-promo-section .promo-date i {
    font-size: 12px;
}

/* Tiêu đề bài viết */
.clinic-promo-section .promo-card-title {
    font-family: 'Roboto', sans-serif;
    font-size: 16.5px;
    font-weight: 800;
    color: #0f172a;
    line-height: 1.4;
    margin: 0 0 10px;
}

.clinic-promo-section .promo-card-title a {
    color: #0f172a;
    text-decoration: none !important;
    outline: none !important;
    outline: 0 !important;
    border: none !important;
    box-shadow: none !important;
    transition: color 0.2s ease;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 46px;
    -webkit-tap-highlight-color: transparent !important;
}

.clinic-promo-section .promo-card-title a:hover,
.clinic-promo-section .promo-card-title a:focus,
.clinic-promo-section .promo-card-title a:active,
.clinic-promo-section .promo-card-title a:focus-visible,
.clinic-promo-section .promo-card-title a:visited {
    color: #0084c9;
    outline: none !important;
    outline: 0 !important;
    border: none !important;
    box-shadow: none !important;
    text-decoration: none !important;
}

/* Mô tả bài viết (lấy từ field description / DB) */
.clinic-promo-section .promo-card-desc {
    font-family: 'Roboto', sans-serif;
    font-size: 13.5px;
    color: #475569;
    line-height: 1.55;
    margin: 0 0 16px;
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 62px;
}

/* Chân thẻ: Thông số cam kết & Link Xem chi tiết */
.clinic-promo-section .promo-card-footer {
    padding-top: 12px;
    border-top: 1px solid #f1f5f9;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-top: auto;
    font-family: 'Roboto', sans-serif;
}

.clinic-promo-section .promo-spec {
    font-size: 12px;
    color: #64748b;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.clinic-promo-section .promo-spec i {
    color: #0284c7;
    font-size: 12px;
}

.clinic-promo-section .promo-readmore-link {
    font-size: 12.5px;
    font-weight: 700;
    color: #0084c9;
    text-decoration: none !important;
    outline: none !important;
    outline: 0 !important;
    border: none !important;
    box-shadow: none !important;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: gap 0.2s ease, color 0.2s ease;
    -webkit-tap-highlight-color: transparent !important;
}

.clinic-promo-section .promo-readmore-link i {
    font-size: 14px;
    transition: transform 0.2s ease;
}

.clinic-promo-section .promo-readmore-link:hover,
.clinic-promo-section .promo-readmore-link:focus,
.clinic-promo-section .promo-readmore-link:active,
.clinic-promo-section .promo-readmore-link:focus-visible {
    color: #0284c7;
    gap: 7px;
    outline: none !important;
    outline: 0 !important;
    border: none !important;
    box-shadow: none !important;
    text-decoration: none !important;
}

.clinic-promo-section .promo-card:hover .promo-readmore-link i {
    transform: translateX(2px);
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS (Mobile & Tablet)
   ========================================================================== */
@media (max-width: 991px) {
    .clinic-promo-section {
        padding: 42px 0 48px;
    }

    .clinic-promo-section .promo-header {
        margin-bottom: 28px;
    }

    .clinic-promo-section .promo-main-title {
        font-size: 24px;
    }

    .clinic-promo-section .promo-subtitle {
        font-size: 14px;
        margin-bottom: 20px;
    }

    /* Khi responsive (<= 991px): Grid 1 cột và thẻ item dài bằng 100% container */
    .clinic-promo-section .promo-grid {
        grid-template-columns: 1fr;
        max-width: 100% !important;
        width: 100% !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        gap: 24px;
    }

    .clinic-promo-section .promo-card {
        width: 100% !important;
        max-width: 100% !important;
    }

    .clinic-promo-section .promo-card-title a {
        min-height: auto;
    }

    .clinic-promo-section .promo-card-desc {
        min-height: auto;
    }

    .clinic-promo-section .promo-img-link {
        height: 260px;
    }
}

@media (max-width: 576px) {
    .clinic-promo-section {
        padding: 35px 0 40px;
    }

    .clinic-promo-section .promo-main-title {
        font-size: 21px;
    }

    .clinic-promo-section .promo-subtitle {
        font-size: 13.5px;
    }

    .clinic-promo-section .promo-grid {
        gap: 18px;
    }

    .clinic-promo-section .promo-card-body {
        padding: 16px 16px 18px 16px;
    }

    .clinic-promo-section .promo-img-link {
        height: 200px;
    }
}