/* ============================================================
       KAWAII COURSE DETAIL STYLES
       ============================================================ */
    :root {
        --deep-purple: #3D1F6E; --purple: #7C4FC4; --lavender: #C4A9F0;
        --lavender-light: #EDE3FF; --mint: #5DDFC5; --mint-light: #C9F5ED;
        --blush: #FFB3D1; --blush-light: #FFF5FB; --cream: #FFF9FF;
        --gold: #FFD166; --coral: #FF6B9D;
    }
    
    html, body { max-width: 100%; overflow-x: hidden; }
    body { background: var(--cream); }

    /* ป้องกัน element ภายในหน้ารายละเอียดคอร์สดัน viewport ออกด้านข้าง */
    .course-detail-page,
    .course-detail-page .row,
    .course-detail-page [class*="col-"],
    .course-detail-page .tab-content,
    .course-detail-page .tab-pane,
    .course-detail-page .content-card,
    .course-detail-page .premium-media-container,
    .course-detail-page .detailImageSwiper {
        min-width: 0;
        max-width: 100%;
    }
    .course-detail-page img,
    .course-detail-page video,
    .course-detail-page iframe {
        max-width: 100%;
        display: block;
    }
    .course-detail-page h1,
    .course-detail-page h2,
    .course-detail-page h3,
    .course-detail-page h4,
    .course-detail-page h5,
    .course-detail-page p,
    .course-detail-page span,
    .course-detail-page a,
    .course-detail-page li {
        overflow-wrap: anywhere;
        word-break: break-word;
    }
    
    .breadcrumb-custom { background-color: transparent; padding: 0; margin-bottom: 20px; }
    .breadcrumb-custom a { color: var(--purple); text-decoration: none; font-weight: 700; transition: color 0.3s; }
    .breadcrumb-custom a:hover { color: var(--coral); }
    
    /* ─── CUTE MASCOTS ─── */
    .floating-mascot {
        position: absolute; pointer-events: none; z-index: 10;
        filter: drop-shadow(0 15px 25px rgba(124, 79, 196, 0.25));
        animation: mascot-float 4s ease-in-out infinite alternate;
    }
    .fm-1 { width: 130px; top: -50px; right: -30px; transform: rotate(10deg); }
    .fm-2 { width: 110px; bottom: -30px; left: -20px; transform: rotate(-10deg); animation-delay: -2s; animation-direction: alternate-reverse; }
    @keyframes mascot-float {
        0% { transform: translateY(0) rotate(5deg) scale(1); }
        100% { transform: translateY(-15px) rotate(-5deg) scale(1.05); }
    }

    /* ─── PREMIUM MEDIA (กรอบปกและวิดีโอ) ─── */
    .premium-media-container { 
        border-radius: 28px; 
        overflow: hidden; 
        box-shadow: 0 20px 40px rgba(124, 79, 196, 0.2); 
        border: 4px solid #ffffff; 
        position: relative; 
        aspect-ratio: 16/9;
        background: var(--lavender-light);
        transition: transform 0.4s;
    }
    .premium-media-container:hover { transform: translateY(-5px); }
    .premium-media-container iframe, .premium-media-container video, .premium-media-container img { 
        width: 100%; height: 100%; object-fit: cover; 
    }
    /* ปกคอร์สและภาพแกลเลอรีแสดงเป็นสี่เหลี่ยม 1:1 */
    .premium-media-container.course-cover-square,
    .premium-media-container.course-gallery-square {
        aspect-ratio: 1 / 1;
    }
    
    /* กล่องสำหรับคลิปแนะนำ */
    .video-section {
        background: linear-gradient(135deg, var(--blush-light), #ffffff);
        border: 2px dashed var(--coral);
        border-radius: 28px;
        padding: 20px;
        margin-top: 24px;
        box-shadow: 0 10px 25px rgba(255, 107, 157, 0.1);
    }

    /* ─── CUTE BADGES ─── */
    .badge-category { background-color: rgba(124, 79, 196, 0.12); color: var(--purple); font-weight: 800; border: 1.5px solid rgba(124, 79, 196, 0.2); }
    .badge-online { background-color: rgba(20, 201, 158, 0.12); color: #10a37f; font-weight: 800; border: 1.5px solid rgba(20, 201, 158, 0.2); }
    .badge-classroom { background-color: rgba(13, 202, 240, 0.12); color: #0ca4c4; font-weight: 800; border: 1.5px solid rgba(13, 202, 240, 0.2); }
    
    /* ─── COURSE SUMMARY / PRICE (ไม่มีกรอบครอบ) ─── */
    .price-box-kawaii {
        background: transparent;
        border: 0;
        border-radius: 0;
        padding: 6px 0 0;
        box-shadow: none;
        position: relative;
        z-index: 1;
    }
    .price-box-kawaii::before { content: none; }
    
    /* ─── SOFT JELLY BUTTONS (ปุ่มนุ่มฟู) ─── */
    .btn-kawaii {
        padding: 14px 28px;
        border-radius: 99px;
        font-weight: 800;
        font-size: 1.05rem;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
        border: 3px solid #ffffff !important;
        cursor: pointer;
    }
    .btn-k-success { background: linear-gradient(135deg, #5DDFC5, #14c99e); color: #0e5c4a !important; box-shadow: 0 10px 25px rgba(20,201,158,0.3); }
    .btn-k-success:hover { transform: translateY(-5px) scale(1.02); box-shadow: 0 15px 35px rgba(20,201,158,0.45); }
    .btn-k-primary { background: linear-gradient(135deg, #A055E0, #7C4FC4); color: #ffffff !important; box-shadow: 0 10px 25px rgba(124,79,196,0.3); }
    .btn-k-primary:hover { transform: translateY(-5px) scale(1.02); box-shadow: 0 15px 35px rgba(124,79,196,0.45); }
    .btn-kawaii:hover i { animation: icon-jelly 0.4s infinite alternate; }

    /* ─── TAB NAVIGATION (ปุ่ม Tab ทรงแคปซูล) ─── */
    .nav-tabs-custom { border: none; margin-bottom: 25px; gap: 10px; }
    .nav-tabs-custom .nav-link { 
        border: none; color: var(--purple); font-weight: 700; padding: 12px 24px; 
        background: rgba(124,79,196,0.08); border-radius: 99px; transition: all 0.3s; 
    }
    .nav-tabs-custom .nav-link:hover { background: rgba(124,79,196,0.15); transform: translateY(-2px); }
    .nav-tabs-custom .nav-link.active { 
        color: white; background: linear-gradient(135deg, var(--purple), #A055E0); 
        box-shadow: 0 8px 20px rgba(124,79,196,0.3); transform: translateY(-2px);
    }
    
    .content-card { background: #ffffff; border-radius: 28px; border: 2px solid #ffffff; box-shadow: 0 15px 40px rgba(124, 79, 196, 0.08); padding: 35px; margin-bottom: 30px; position: relative; }
    .border-bottom-dashed { border-bottom: 2px dashed rgba(124,79,196,0.15); }
    .feature-list i { color: var(--mint); margin-right: 10px; font-size: 1.2rem; }

    /* Custom Swiper Styles */
    .swiper-button-next, .swiper-button-prev { color: var(--purple) !important; background: rgba(255, 255, 255, 0.9); width: 45px !important; height: 45px !important; border-radius: 50%; box-shadow: 0 5px 15px rgba(124,79,196,0.2); border: 2px solid white;}
    .swiper-button-next:after, .swiper-button-prev:after { font-size: 1.2rem !important; font-weight: bold; }
    .swiper-pagination-bullet-active { background: var(--coral) !important; transform: scale(1.3); }

    /* กล่องเตือนแบบน่ารัก */
    .kawaii-alert {
        background: linear-gradient(135deg, #FFF5FB, #FFE8F4);
        border: 2px dashed var(--coral);
        border-radius: 24px;
        color: #d81b60;
    }

    @media (max-width: 991.98px) {
        .course-detail-page { padding-left: 14px; padding-right: 14px; }
        .content-card { padding: 20px; }

        /* AOS fade ซ้าย/ขวา + มาสคอตเดิมเคยทำให้ viewport กว้างเกินจอ */
        .course-cover-wrap { overflow: hidden; border-radius: 28px; }
        .fm-1 { width: 88px; top: -20px; right: 0; }
        .fm-2 { width: 76px; bottom: -15px; left: 0; }

        .breadcrumb-custom { max-width: 100%; flex-wrap: wrap; }
        .breadcrumb-custom .breadcrumb-item { min-width: 0; max-width: 100%; }
        .breadcrumb-custom .breadcrumb-item.active { flex: 1 1 100%; }

        .course-badge-row { flex-wrap: wrap; }
        .course-badge-row .badge { max-width: 100%; white-space: normal; text-align: left; }

        .nav-tabs-custom {
            display: flex;
            flex-wrap: nowrap;
            overflow-x: auto;
            overflow-y: hidden;
            max-width: 100%;
            white-space: nowrap;
            padding: 2px 1px 10px;
            scrollbar-width: none;
            -webkit-overflow-scrolling: touch;
        }
        .nav-tabs-custom::-webkit-scrollbar { display: none; }
        .nav-tabs-custom .nav-item { flex: 0 0 auto; }
        .nav-tabs-custom .nav-link { white-space: nowrap; }

        .price-box-kawaii { padding: 4px 0 0; }
        .price-box-kawaii > .d-flex.border-bottom-dashed {
            gap: 8px 14px;
            flex-wrap: wrap;
        }
        .price-box-kawaii > .d-flex.border-bottom-dashed > * { min-width: 0; }

        .detailImageSwiper { width: 100%; overflow: hidden; }
        .detailImageSwiper .swiper-slide { width: 100% !important; min-width: 0; }
        .detailImageSwiper img { width: 100%; height: auto; }

        .syllabus-heading-row,
        .chapter-heading-row,
        .episode-row {
            gap: 10px;
            flex-wrap: wrap;
        }
        .syllabus-heading-row > h4 { flex: 1 1 190px; min-width: 0; }
        .chapter-title-wrap { flex: 1 1 190px; min-width: 0; }
        .chapter-title-wrap > div:first-child { flex: 0 0 45px; }
        .chapter-title-wrap h5 { min-width: 0; flex: 1 1 auto; }
        .chapter-heading-row > .badge,
        .episode-row > .badge { flex: 0 0 auto; max-width: 100%; white-space: normal; }
        .episode-row > span:first-child { flex: 1 1 190px; min-width: 0; }

        .sticky-mobile-buy {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            width: auto;
            max-width: 100vw;
            background: rgba(255,255,255,0.95);
            backdrop-filter: blur(10px);
            padding: 12px max(12px, env(safe-area-inset-right)) calc(12px + env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left));
            box-shadow: 0 -10px 30px rgba(124,79,196,0.15);
            z-index: 1040;
            border-top: 2px solid white;
            display: flex;
            gap: 10px;
            justify-content: space-between;
            align-items: center;
            border-radius: 24px 24px 0 0;
        }
        .sticky-mobile-buy > div { flex: 0 0 auto; min-width: 0; }
        .sticky-mobile-buy > div .fs-3 { font-size: clamp(1.1rem, 5vw, 1.55rem) !important; white-space: nowrap; }
        .sticky-mobile-buy .btn-kawaii {
            flex: 1 1 auto;
            min-width: 0;
            max-width: 210px;
            padding: 10px 14px !important;
            font-size: 0.9rem !important;
            white-space: normal;
            line-height: 1.25;
        }
        body { padding-bottom: 92px; }
    }

    @media (max-width: 575.98px) {
        .course-detail-page { margin-top: 0.9rem !important; padding-left: 12px; padding-right: 12px; }
        .premium-media-container { border-width: 3px; border-radius: 22px; }
        .video-section { padding: 14px; border-radius: 22px; }
        .content-card { padding: 16px; border-radius: 22px; }
        .price-box-kawaii { padding: 20px 15px; border-radius: 24px; }
        .price-box-kawaii::before { inset: 9px; border-radius: 18px; }
        .course-detail-page h1.display-6 { font-size: clamp(1.65rem, 8vw, 2.1rem); }
        .course-detail-page p.fs-5 { font-size: 1rem !important; }
        .kawaii-alert { padding: 16px !important; }
        .kawaii-alert i.fa-triangle-exclamation { font-size: 2.6rem !important; }
        .swiper-button-next, .swiper-button-prev { width: 36px !important; height: 36px !important; }
        .swiper-button-next:after, .swiper-button-prev:after { font-size: 0.95rem !important; }
    }

    @media (max-width: 360px) {
        .sticky-mobile-buy { gap: 7px; padding-left: 9px; padding-right: 9px; }
        .sticky-mobile-buy .btn-kawaii { padding: 9px 10px !important; font-size: 0.82rem !important; }
        .nav-tabs-custom .nav-link { padding: 10px 16px; }
    }
    /* ─── TAB NAVIGATION (ปรับปรุงสีตัวอักษรตอน Active ให้เป็นสีขาวคมชัด) ─── */
.nav-tabs-custom { border: none; margin-bottom: 25px; gap: 10px; }
.nav-tabs-custom .nav-link { 
    border: none; 
    color: var(--purple) !important; 
    font-weight: 700; 
    padding: 12px 24px; 
    background: rgba(124,79,196,0.08); 
    border-radius: 99px; 
    transition: all 0.3s; 
}
.nav-tabs-custom .nav-link:hover { 
    background: rgba(124,79,196,0.15); 
    color: var(--purple) !important; 
    transform: translateY(-2px); 
}

/* บังคับให้เป็นตัวอักษร + ไอคอนสีขาวสว่าง 100% ไม่โดนสีอื่นกลืนแน่นอน */
.nav-tabs-custom .nav-link.active,
.nav-tabs-custom .nav-link.active i,
.nav-tabs-custom .nav-link:focus,
.nav-tabs-custom .nav-link:focus i { 
    color: #ffffff !important; 
    background: linear-gradient(135deg, var(--purple), #A055E0) !important; 
    box-shadow: 0 8px 20px rgba(124,79,196,0.3); 
    transform: translateY(-2px);
}
/* ─── แก้ไขปุ่มสีเขียว (ติดต่อขอเลขบัญชี) ข้อความสีขาว คมชัด ไม่กลืนกัน ─── */
.btn-k-success { 
    background: linear-gradient(135deg, #22e4b4, #0ca883); /* ปรับสีเขียวให้สดใสขึ้นนิดนึง */
    color: #ffffff !important; /* เปลี่ยนข้อความเป็นสีขาวคมชัด */
    text-shadow: 0 1.5px 3px rgba(10, 74, 58, 0.4); /* เพิ่มเงาหลังตัวอักษรให้ลอยเด่นอ่านง่าย */
    box-shadow: 0 10px 25px rgba(20,201,158,0.25); 
}
.btn-k-success:hover { 
    background: linear-gradient(135deg, #2bf2c1, #0eb890);
    transform: translateY(-5px) scale(1.02); 
    box-shadow: 0 15px 35px rgba(20,201,158,0.4); 
    color: #ffffff !important;
}


    /* ============================================================
       BIOPLUS PROFESSIONAL DETAIL UI — 2026
       คงระบบเดิมทั้งหมด ปรับเฉพาะ visual hierarchy / responsive
       ============================================================ */
    :root {
        --bio-purple: #7047B7;
        --bio-purple-dark: #3F285F;
        --bio-purple-soft: #F2ECFC;
        --bio-pink: #F07BAE;
        --bio-pink-soft: #FFF0F6;
        --bio-border: #EAE2F3;
        --bio-text: #2F2935;
        --bio-muted: #756E7B;
        --bio-surface: #FFFFFF;
    }

    body { background: #FCFBFE; }
    .course-detail-page { max-width: 1200px; }
    .breadcrumb-custom { margin-bottom: 24px; font-size: .9rem; }
    .breadcrumb-custom a { color: var(--bio-purple); font-weight: 600; }
    .breadcrumb-custom a:hover { color: var(--bio-pink); }

    /* ภาพหลัก: ให้เด่น แต่ไม่ใช้กรอบ/เงาหนัก */
    .course-cover-wrap { isolation: isolate; }
    .premium-media-container {
        border-radius: 22px;
        border: 1px solid var(--bio-border);
        box-shadow: 0 14px 36px rgba(72, 43, 103, .09);
        background: #F7F3FB;
        transition: none;
    }
    .premium-media-container:hover { transform: none; }
    .course-cover-wrap .premium-media-container { box-shadow: 0 18px 46px rgba(72, 43, 103, .12); }
    .course-cover-wrap .premium-media-container .bg-white.rounded-circle {
        width: 54px !important;
        height: 54px !important;
        border: 1px solid rgba(112,71,183,.18) !important;
        box-shadow: 0 8px 24px rgba(63,40,95,.16) !important;
    }
    .course-cover-wrap .premium-media-container .bg-white.rounded-circle i { font-size: 1.2rem !important; }

    /* Mascot เป็น accent เบา ๆ ไม่แย่งข้อมูล */
    .floating-mascot { animation: none; opacity: .92; filter: drop-shadow(0 10px 18px rgba(112,71,183,.14)); }
    .fm-1 { width: 88px; top: -26px; right: -12px; }
    .fm-2 { width: 74px; bottom: -18px; left: -8px; }

    .video-section {
        margin-top: 22px;
        padding: 18px;
        border-radius: 20px;
        background: linear-gradient(135deg, #FFF, #FBF7FF);
        border: 1px solid var(--bio-border);
        box-shadow: none;
    }
    .video-section > h5 { font-size: 1.05rem; margin-bottom: 14px !important; }

    /* หัวข้อและ metadata */
    .course-badge-row { margin-bottom: 14px !important; }
    .course-badge-row .badge {
        font-size: .84rem !important;
        padding: 8px 11px !important;
        border-radius: 10px !important;
        box-shadow: none !important;
    }
    .badge-category { background: var(--bio-purple-soft); color: var(--bio-purple); border: 1px solid #E1D3F4; font-weight: 650; }
    .badge-online, .badge-classroom { background: var(--bio-pink-soft); color: #B9487A; border: 1px solid #F7D5E4; font-weight: 650; }
    .course-detail-page h1.display-6 {
        color: var(--bio-purple-dark) !important;
        font-size: clamp(2rem, 3.5vw, 2.75rem);
        line-height: 1.22 !important;
        letter-spacing: -.025em;
        margin-bottom: 12px !important;
    }
    .course-detail-page h1.display-6 + p { color: var(--bio-muted) !important; line-height: 1.75; }

    /* Notice: ชัด แต่ไม่ดูเหมือน error ใหญ่ */
    .kawaii-alert {
        background: linear-gradient(135deg, #FFF8FB, #FFF1F7);
        border: 1px solid #F4CEDF;
        border-radius: 16px;
        color: #7A3756;
        box-shadow: none !important;
    }
    .kawaii-alert > i.fa-triangle-exclamation { font-size: 1.7rem !important; color: var(--bio-pink) !important; margin-top: 2px; }
    .kawaii-alert strong { color: #8C3D62 !important; font-size: .98rem !important; }
    .kawaii-alert span.fs-6 { font-size: .92rem !important; color: #615760 !important; }

    /* Summary ไม่มีกรอบครอบตาม requirement เดิม แต่จัดเป็นแถวข้อมูลชัดเจน */
    .price-box-kawaii { padding: 0; margin-top: 6px; }
    .price-box-kawaii > .d-flex.border-bottom-dashed {
        min-height: 58px;
        padding: 10px 0 !important;
        margin-bottom: 0 !important;
        border-bottom: 1px solid var(--bio-border) !important;
    }
    .price-box-kawaii > .d-flex.border-bottom-dashed > span:first-child {
        color: #655B6C !important;
        font-weight: 600 !important;
    }
    .price-box-kawaii > .d-flex.border-bottom-dashed > span:first-child i {
        display: inline-flex;
        width: 34px;
        height: 34px;
        align-items: center;
        justify-content: center;
        margin-right: 9px !important;
        border-radius: 10px;
        color: var(--bio-purple);
        background: var(--bio-purple-soft);
    }
    .price-box-kawaii > .d-flex.border-bottom-dashed > span:last-child { color: var(--bio-text) !important; font-weight: 650 !important; }
    .price-box-kawaii .display-5 { color: var(--bio-pink) !important; text-shadow: none !important; letter-spacing: -.035em; }
    .price-box-kawaii .badge[style*="background: var(--coral)"] { box-shadow: none !important; animation: none !important; background: #FCE6F0 !important; color: #B43E71 !important; }

    /* ปุ่ม: professional soft ไม่เด้ง/ไม่ขอบขาวหนา */
    .btn-kawaii {
        min-height: 48px;
        padding: 12px 18px;
        border-radius: 14px;
        border: 0 !important;
        font-size: .98rem;
        font-weight: 700;
        gap: 8px;
        transition: transform .18s ease, box-shadow .18s ease, opacity .18s ease;
    }
    .btn-k-primary { background: linear-gradient(135deg, #7650BB, #A660CE); box-shadow: 0 10px 24px rgba(112,71,183,.20); }
    .btn-k-primary:hover { transform: translateY(-1px); box-shadow: 0 13px 28px rgba(112,71,183,.24); }
    .btn-k-success { background: #25C994; color: #fff !important; text-shadow: none; box-shadow: 0 9px 20px rgba(37,201,148,.18); }
    .btn-k-success:hover { background: #20B786; transform: translateY(-1px); box-shadow: 0 12px 24px rgba(37,201,148,.22); }
    .btn-kawaii:hover i { animation: none; }

    /* ขั้นตอนชำระเงิน */
    .price-box-kawaii form .form-control {
        min-height: 46px;
        border-radius: 12px !important;
        border-color: var(--bio-border);
        box-shadow: none;
    }

    /* Tabs / content */
    .nav-tabs-custom {
        gap: 6px;
        padding: 5px;
        margin-bottom: 18px;
        border: 1px solid var(--bio-border);
        border-radius: 16px;
        background: #F8F5FB;
    }
    .nav-tabs-custom .nav-link {
        padding: 10px 16px;
        border-radius: 11px;
        background: transparent;
        color: #6B6073 !important;
        font-weight: 650;
        box-shadow: none;
        transform: none !important;
    }
    .nav-tabs-custom .nav-link:hover { background: #FFF; color: var(--bio-purple) !important; transform: none; }
    .nav-tabs-custom .nav-link.active,
    .nav-tabs-custom .nav-link.active i,
    .nav-tabs-custom .nav-link:focus,
    .nav-tabs-custom .nav-link:focus i {
        color: #fff !important;
        background: linear-gradient(135deg, #7650BB, #A45CCB) !important;
        box-shadow: 0 7px 16px rgba(112,71,183,.18);
        transform: none !important;
    }
    .content-card {
        padding: 28px;
        border-radius: 20px;
        border: 1px solid var(--bio-border);
        box-shadow: 0 10px 28px rgba(63,40,95,.06);
        background: #fff;
    }
    .content-card h4 { color: var(--bio-purple-dark) !important; }
    .feature-list i { color: var(--bio-purple) !important; }

    /* Audience / syllabus */
    #target .content-card > .mb-4 i { color: var(--bio-purple) !important; filter: none !important; }
    #target .content-card .p-3.bg-white {
        border: 1px solid var(--bio-border) !important;
        border-radius: 14px !important;
        box-shadow: none !important;
    }
    #syllabus .bg-white.border-2.rounded-4 {
        border: 1px solid var(--bio-border) !important;
        border-radius: 16px !important;
        box-shadow: 0 7px 20px rgba(63,40,95,.045) !important;
    }
    #syllabus .chapter-title-wrap > div:first-child {
        background: var(--bio-purple-soft) !important;
        box-shadow: none !important;
    }
    #syllabus .chapter-title-wrap > div:first-child i { color: var(--bio-purple) !important; }
    #syllabus .list-group-item { border-bottom: 1px solid #F0EAF5 !important; }
    #syllabus .episode-row > span:first-child i { color: var(--bio-purple) !important; }

    .detailImageSwiper { border: 1px solid var(--bio-border) !important; box-shadow: none !important; }
    .swiper-button-next, .swiper-button-prev { border: 1px solid var(--bio-border); box-shadow: 0 5px 14px rgba(63,40,95,.10); }

    @media (min-width: 992px) {
        .course-detail-page > .row > .col-lg-5 { padding-top: 8px; }
        .price-box-kawaii { max-width: 470px; }
    }

    @media (max-width: 991.98px) {
        .course-detail-page { padding-left: 16px; padding-right: 16px; }
        .floating-mascot { display: none; }
        .course-cover-wrap { border-radius: 20px; }
        .kawaii-alert { text-align: left !important; align-items: flex-start !important; }
        .kawaii-alert > i.fa-triangle-exclamation { margin: 0 0 8px !important; }
        .nav-tabs-custom { border-radius: 14px; padding-bottom: 5px; }
        .content-card { padding: 22px; }
        .sticky-mobile-buy {
            border-radius: 18px 18px 0 0;
            border-top: 1px solid var(--bio-border);
            box-shadow: 0 -8px 26px rgba(63,40,95,.10);
            background: rgba(255,255,255,.97);
        }
    }

    @media (max-width: 575.98px) {
        .course-detail-page { padding-left: 12px; padding-right: 12px; }
        .breadcrumb-custom { margin-bottom: 16px; }
        .premium-media-container { border-radius: 16px; border-width: 1px; }
        .video-section { padding: 12px; border-radius: 16px; }
        .course-detail-page h1.display-6 { font-size: clamp(1.65rem, 7vw, 2.05rem); }
        .course-badge-row .badge { font-size: .78rem !important; }
        .kawaii-alert { padding: 14px !important; border-radius: 14px; }
        .price-box-kawaii > .d-flex.border-bottom-dashed { min-height: 54px; gap: 8px; }
        .price-box-kawaii > .d-flex.border-bottom-dashed > span:first-child { font-size: .9rem; }
        .price-box-kawaii > .d-flex.border-bottom-dashed > span:last-child { font-size: .9rem; margin-left: auto; text-align: right; }
        .price-box-kawaii .display-5 { font-size: 2rem !important; }
        .nav-tabs-custom { margin-left: -2px; margin-right: -2px; }
        .nav-tabs-custom .nav-link { padding: 9px 13px; font-size: .88rem; }
        .content-card { padding: 17px; border-radius: 16px; }
        #syllabus .bg-white.border-2.rounded-4 { padding: 14px !important; }
    }

/* ============================================================
   COURSE DETAIL TYPOGRAPHY BALANCE — 2026-08-15
   จัดลำดับข้อความให้สมดุล + ใช้ icon แทน emoji
   ============================================================ */
.course-info-column {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.course-detail-title {
    margin: 0 0 12px;
    color: var(--bio-purple-dark) !important;
    font-size: clamp(1.9rem, 2.8vw, 2.45rem) !important;
    line-height: 1.28 !important;
    letter-spacing: -.018em !important;
    text-wrap: balance;
    overflow-wrap: anywhere;
}

.course-short-desc {
    margin: 0 0 22px;
    max-width: 48ch;
    color: var(--bio-muted) !important;
    font-size: 1rem !important;
    font-weight: 400;
    line-height: 1.78;
    overflow-wrap: anywhere;
}
.course-short-desc > :first-child { margin-top: 0 !important; }
.course-short-desc > :last-child { margin-bottom: 0 !important; }
.course-short-desc p { margin: 0 0 .7rem; }
.course-short-desc h1,
.course-short-desc h2,
.course-short-desc h3,
.course-short-desc h4,
.course-short-desc h5,
.course-short-desc h6 {
    margin: .65rem 0 .4rem;
    color: var(--bio-text);
    font-size: 1.05rem !important;
    line-height: 1.5;
}

.course-badge-row {
    gap: 8px !important;
    margin-bottom: 12px !important;
}

/* หมายเหตุให้เป็นข้อมูลรอง ไม่แย่งชื่อ/ราคา */
.kawaii-alert {
    padding: 14px 16px !important;
    margin-bottom: 20px !important;
    gap: 12px;
}
.kawaii-alert > i.fa-triangle-exclamation {
    flex: 0 0 38px;
    width: 38px;
    height: 38px;
    margin: 0 !important;
    border-radius: 11px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem !important;
    background: var(--bio-pink-soft);
}
.kawaii-alert strong {
    display: flex !important;
    align-items: center;
    gap: 2px;
    margin-bottom: 5px !important;
    color: #7E3D5C !important;
    font-size: .95rem !important;
    line-height: 1.45;
}
.kawaii-alert strong i { color: var(--bio-pink); }
.kawaii-alert span.fs-6 {
    font-size: .88rem !important;
    line-height: 1.65;
}

/* Summary แบบไร้กรอบ แต่จัด column คงที่ อ่านง่ายกว่า justify-between */
.price-box-kawaii {
    width: 100%;
    max-width: none !important;
    margin-top: 0 !important;
}
.course-stat-row {
    display: grid;
    grid-template-columns: minmax(150px, .92fr) minmax(120px, 1.08fr);
    align-items: center;
    gap: 14px;
    min-height: 58px;
    padding: 10px 0;
    border-bottom: 1px solid var(--bio-border) !important;
}
.course-stat-label {
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 10px;
    color: #655B6C;
    font-size: .94rem;
    font-weight: 600;
    line-height: 1.45;
}
.course-stat-label i {
    flex: 0 0 36px;
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    color: var(--bio-purple);
    background: var(--bio-purple-soft);
    font-size: .92rem;
}
.course-stat-value {
    min-width: 0;
    color: var(--bio-text);
    font-size: .96rem;
    font-weight: 700;
    line-height: 1.45;
    text-align: right;
    overflow-wrap: anywhere;
}
.course-purchase-block {
    margin-top: 24px;
    padding-top: 0;
}
.course-purchase-block .display-5 {
    font-size: clamp(2rem, 4vw, 2.55rem) !important;
    line-height: 1.05;
}
.course-purchase-block .text-decoration-line-through {
    font-size: .94rem !important;
    font-weight: 500 !important;
    margin-bottom: 5px !important;
}

.course-section-title {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0 0 22px;
    color: var(--bio-purple-dark) !important;
    font-size: clamp(1.12rem, 1.8vw, 1.32rem) !important;
    font-weight: 750 !important;
    line-height: 1.4;
    text-wrap: balance;
}
.course-section-title > i {
    flex: 0 0 38px;
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 11px;
    background: var(--bio-purple-soft);
    color: var(--bio-purple) !important;
    font-size: .94rem;
}

/* Rich text จากหลังบ้าน: จำกัดสัดส่วน heading ไม่ให้ใหญ่ผิดจังหวะ */
.course-rich-content {
    color: #48414D;
    font-size: 1rem;
    line-height: 1.82;
    overflow-wrap: anywhere;
}
.course-rich-content p { margin-bottom: .9rem; }
.course-rich-content h1 { font-size: 1.55rem !important; }
.course-rich-content h2 { font-size: 1.38rem !important; }
.course-rich-content h3 { font-size: 1.22rem !important; }
.course-rich-content h4,
.course-rich-content h5,
.course-rich-content h6 { font-size: 1.08rem !important; }
.course-rich-content h1,
.course-rich-content h2,
.course-rich-content h3,
.course-rich-content h4,
.course-rich-content h5,
.course-rich-content h6 {
    line-height: 1.45;
    margin: 1.15rem 0 .65rem;
    color: var(--bio-purple-dark);
}
.course-rich-content ul,
.course-rich-content ol { padding-left: 1.4rem; }
.course-rich-content li { margin-bottom: .38rem; }


/* Benefits section: center the content area to match the audience section. */
#detail .course-benefits-title {
    justify-content: center;
    text-align: center;
}
#detail .course-benefits-content {
    width: min(100%, 760px);
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}
#detail .course-benefits-content > * {
    margin-left: auto;
    margin-right: auto;
}
#detail .course-benefits-content ul,
#detail .course-benefits-content ol {
    width: fit-content;
    max-width: 100%;
    padding-left: 1.25rem;
    padding-right: 0;
    text-align: left;
}
#detail .course-benefits-content blockquote {
    width: min(100%, 680px);
    text-align: center;
}
#detail .course-benefits-list-row {
    max-width: 860px;
    margin-left: auto;
    margin-right: auto;
}
#detail .course-benefits-list-col {
    display: flex;
    justify-content: center;
}
#detail .course-benefits-list {
    width: fit-content;
    max-width: 100%;
    text-align: left;
}

/* Target section ไม่ใช้ icon ยักษ์ซ้ำกับหัวข้อ */
#target .content-card {
    padding-top: 30px !important;
    padding-bottom: 30px !important;
}
#target .course-section-title { margin-bottom: 22px; }
#target .course-audience-wrap {
    margin-inline: auto;
    text-align: center;
}
#target .course-audience-content {
    max-width: 760px;
    margin-inline: auto;
    text-align: center;
}
#target .course-audience-content > * {
    margin-left: auto;
    margin-right: auto;
}
#target .course-audience-content ul,
#target .course-audience-content ol {
    width: fit-content;
    max-width: 100%;
    padding-left: 1.25rem;
    padding-right: 0;
    text-align: left;
}
#target .course-audience-content blockquote {
    width: min(100%, 680px);
    text-align: center;
}
#target .course-audience-item {
    min-height: 64px;
    text-align: center;
}

@media (min-width: 992px) {
    .course-info-column { padding-top: 4px !important; }
    .course-short-desc { font-size: 1.02rem !important; }
}

@media (max-width: 767.98px) {
    .course-detail-title {
        font-size: clamp(1.55rem, 6.5vw, 1.92rem) !important;
        line-height: 1.3 !important;
        margin-bottom: 10px !important;
    }
    .course-short-desc {
        max-width: none;
        margin-bottom: 18px;
        font-size: .95rem !important;
        line-height: 1.72;
    }
    .course-stat-row {
        grid-template-columns: minmax(128px, .95fr) minmax(110px, 1.05fr);
        gap: 10px;
        min-height: 54px;
        padding: 9px 0;
    }
    .course-stat-label { font-size: .88rem; gap: 8px; }
    .course-stat-label i {
        flex-basis: 32px;
        width: 32px;
        height: 32px;
        border-radius: 9px;
        font-size: .82rem;
    }
    .course-stat-value { font-size: .89rem; }
    .course-purchase-block { margin-top: 20px; }
    .course-section-title {
        gap: 9px;
        margin-bottom: 18px;
        font-size: 1.08rem !important;
    }
    .course-section-title > i {
        flex-basis: 34px;
        width: 34px;
        height: 34px;
        border-radius: 10px;
        font-size: .86rem;
    }
    .content-card { line-height: 1.7; }
}

@media (max-width: 390px) {
    .course-stat-row {
        grid-template-columns: minmax(116px, .9fr) minmax(100px, 1.1fr);
        gap: 8px;
    }
    .course-stat-label { font-size: .84rem; }
    .course-stat-value { font-size: .85rem; }
    .course-stat-label i {
        flex-basis: 30px;
        width: 30px;
        height: 30px;
    }
}


/* ============================================================
   Important course notice — centered and balanced
   ============================================================ */


.course-important-notice {
    --notice-accent-1: #d84c8b;
    --notice-accent-2: #8f67d7;
    --notice-ink: #5c4258;
    position: relative;
    width: 100%;
    padding: 30px 24px 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 12px;
    background:
        radial-gradient(circle at top right, rgba(255, 220, 234, .78), transparent 36%),
        radial-gradient(circle at bottom left, rgba(229, 219, 255, .82), transparent 34%),
        linear-gradient(135deg, #fff8fc 0%, #fff0f7 48%, #f7f0ff 100%);
    border: 2px solid rgba(216, 76, 139, .22);
    border-radius: 28px;
    box-shadow: 0 22px 48px rgba(118, 66, 111, .16);
    color: var(--notice-ink);
    overflow: hidden;
    isolation: isolate;
}
.course-important-notice::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 2px;
    background: linear-gradient(135deg, rgba(216, 76, 139, .7), rgba(143, 103, 215, .72));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
            mask-composite: exclude;
    opacity: .95;
    pointer-events: none;
}
.course-important-notice::after {
    content: "";
    position: absolute;
    inset: -30% auto auto -12%;
    width: 220px;
    height: 220px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,.75) 0%, rgba(255,255,255,0) 72%);
    opacity: .45;
    pointer-events: none;
    animation: courseNoticeGlow 4.2s ease-in-out infinite;
}
.course-important-notice--spotlight {
    animation: courseNoticePulse 2.8s ease-in-out infinite;
}
.course-important-notice__badge {
    position: relative;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 999px;
    background: rgba(255,255,255,.96);
    border: 1px solid rgba(216, 76, 139, .28);
    color: #b53d74;
    font-size: .76rem;
    font-weight: 900;
    letter-spacing: .1em;
    text-transform: uppercase;
    box-shadow: 0 10px 24px rgba(181, 61, 116, .12);
}
.course-important-notice__badge i {
    font-size: .84rem;
}
.course-important-notice__icon {
    position: relative;
    z-index: 1;
    width: 74px;
    height: 74px;
    flex: 0 0 74px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 24px;
    color: #ffffff;
    background: linear-gradient(135deg, #ff4d6d 0%, #e11d48 55%, #b91c1c 100%);
    box-shadow: 0 20px 38px rgba(225, 29, 72, .28), 0 0 0 7px rgba(255, 77, 109, .09);
    font-size: 1.72rem;
    animation: courseNoticeFloat 2.6s ease-in-out infinite;
}
.course-important-notice__body {
    position: relative;
    z-index: 1;
    width: min(100%, 780px);
    min-width: 0;
}
.course-important-notice__title {
    color: #65385c;
    font-size: 1.34rem;
    font-weight: 900;
    line-height: 1.35;
    margin-bottom: 10px;
}
.course-important-notice__title span {
    display: block;
    margin-top: 4px;
    color: #9c6687;
    font-size: .96rem;
    font-weight: 700;
}
.course-important-notice__line {
    margin: 0;
    color: #5f4258;
    font-size: 1.05rem;
    font-weight: 800;
    line-height: 1.78;
}
.course-important-notice__line--primary {
    font-size: 1.08rem;
}
.course-important-notice__line strong {
    color: #6d2f62;
    font-weight: 900;
}
.course-important-notice__line-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 0 6px;
    padding: 9px 16px;
    border-radius: 999px;
    background: #ffffff;
    border: 1px solid #e6bfd4;
    color: #9b3267 !important;
    font-weight: 900;
    text-decoration: none;
    white-space: nowrap;
    vertical-align: middle;
    box-shadow: 0 12px 26px rgba(155, 50, 103, .11);
    transition: transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease, color .22s ease;
}
.course-important-notice__line-link:hover {
    color: #7e2853 !important;
    border-color: #d894b5;
    background: #fff8fb;
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 16px 30px rgba(155, 50, 103, .16);
}
.course-important-notice__line-link .fa-line {
    color: #06c755;
    font-size: 1.08rem;
}
.course-important-notice__subline {
    margin: 8px 0 0;
    color: #8a617a;
    font-size: .92rem;
    line-height: 1.72;
}
.course-important-notice__subline > span {
    display: block;
}
.course-important-notice__warning {
    position: relative;
    width: min(100%, 690px);
    max-width: 100%;
    margin: 16px auto 0;
    padding: 16px 18px;
    border-radius: 18px;
    background: linear-gradient(135deg, #f5ecff 0%, #ffeaf4 50%, #f7efff 100%);
    border: 1px solid rgba(180, 100, 178, .28);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    color: #713d68;
    font-size: .98rem;
    font-weight: 800;
    line-height: 1.68;
    box-shadow: inset 0 1px 0 rgba(255,255,255,.62), 0 12px 28px rgba(145, 85, 151, .12);
    animation: courseNoticeSoftShake 4.5s ease-in-out infinite;
}
.course-important-notice__warning-text {
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
}
.course-important-notice__warning-lead,
.course-important-notice__warning-emphasis {
    display: block;
}
.course-important-notice__warning-emphasis {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: fit-content;
    max-width: 100%;
    margin: 4px auto 0;
    padding: 7px 15px;
    border-radius: 999px;
    background: linear-gradient(135deg, #ff4d6d 0%, #e11d48 55%, #b91c1c 100%);
    border: 1px solid rgba(255,255,255,.72);
    color: #ffffff;
    font-size: 1.04em;
    font-weight: 900;
    line-height: 1.4;
    letter-spacing: .01em;
    text-align: center;
    box-shadow: 0 12px 24px rgba(225, 29, 72, .25), 0 0 0 4px rgba(255, 77, 109, .08), inset 0 1px 0 rgba(255,255,255,.3);
    animation: courseNoticeEmphasisPulse 2.4s ease-in-out infinite;
}
@keyframes courseNoticeFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}
@keyframes courseNoticeGlow {
    0%, 100% { transform: translate3d(0,0,0) scale(1); opacity: .35; }
    50% { transform: translate3d(12px, 8px, 0) scale(1.08); opacity: .58; }
}
@keyframes courseNoticePulse {
    0%, 100% { box-shadow: 0 22px 48px rgba(118, 66, 111, .16); }
    50% { box-shadow: 0 28px 56px rgba(191, 79, 124, .24); }
}
@keyframes courseNoticeSoftShake {
    0%, 100% { transform: translateX(0); }
    3% { transform: translateX(-1px); }
    6% { transform: translateX(1px); }
    9% { transform: translateX(0); }
}
@keyframes courseNoticeEmphasisPulse {
    0%, 100% { transform: scale(1); box-shadow: 0 12px 24px rgba(225, 29, 72, .25), 0 0 0 4px rgba(255, 77, 109, .08), inset 0 1px 0 rgba(255,255,255,.3); }
    50% { transform: scale(1.025); box-shadow: 0 14px 28px rgba(160, 57, 116, .32), inset 0 1px 0 rgba(255,255,255,.36); }
}
@media (prefers-reduced-motion: reduce) {
    .course-important-notice--spotlight,
    .course-important-notice::after,
    .course-important-notice__icon,
    .course-important-notice__warning,
    .course-important-notice__warning-emphasis {
        animation: none !important;
    }
    .course-important-notice__line-link {
        transition: none;
    }
}
@media (max-width: 575.98px) {
    .course-important-notice {
        padding: 22px 14px 18px;
        gap: 10px;
        border-radius: 22px;
    }
    .course-important-notice::after {
        width: 170px;
        height: 170px;
        inset: -18% auto auto -14%;
    }
    .course-important-notice__badge {
        font-size: .68rem;
        padding: 6px 11px;
        gap: 6px;
    }
    .course-important-notice__icon {
        width: 60px;
        height: 60px;
        flex-basis: 60px;
        border-radius: 20px;
        font-size: 1.32rem;
        margin-inline: auto;
    }
    .course-important-notice__title {
        font-size: 1.12rem;
        margin-bottom: 6px;
    }
    .course-important-notice__title span {
        font-size: .85rem;
    }
    .course-important-notice__line {
        font-size: .96rem;
        line-height: 1.8;
    }
    .course-important-notice__line-link {
        padding: 7px 12px;
        margin: 6px 4px;
        display: inline-flex;
    }
    .course-important-notice__subline {
        font-size: .84rem;
        line-height: 1.62;
    }
    .course-important-notice__warning {
        align-items: center;
        justify-content: center;
        text-align: center;
        font-size: .87rem;
        line-height: 1.58;
        padding: 13px 12px;
        gap: 8px;
    }
    .course-important-notice__warning-emphasis {
        padding: 7px 12px;
        font-size: .98em;
        border-radius: 14px;
    }
}


/* Login required before purchasing */
.purchase-login-modal .modal-dialog {
    max-width: 430px;
    padding-inline: 14px;
}
.purchase-login-modal__content {
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(143, 103, 215, .18);
    border-radius: 26px;
    background:
        radial-gradient(circle at 100% 0%, rgba(255, 216, 235, .72), transparent 36%),
        radial-gradient(circle at 0% 100%, rgba(229, 219, 255, .72), transparent 38%),
        #fff;
    box-shadow: 0 28px 70px rgba(82, 51, 102, .22);
}
.purchase-login-modal__close {
    position: absolute;
    top: 14px;
    right: 14px;
    z-index: 2;
    width: 34px;
    height: 34px;
    padding: 9px;
    border-radius: 50%;
    background-color: rgba(255,255,255,.9);
    box-shadow: 0 6px 18px rgba(84, 54, 100, .08);
}
.purchase-login-modal__body {
    padding: 34px 26px 26px;
    text-align: center;
}
.purchase-login-modal__icon {
    width: 68px;
    height: 68px;
    margin: 2px auto 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 22px;
    color: #fff;
    font-size: 1.55rem;
    background: linear-gradient(135deg, #8f67d7 0%, #d84c8b 100%);
    box-shadow: 0 16px 30px rgba(143, 103, 215, .24);
}
.purchase-login-modal__title {
    margin: 0 0 10px;
    color: #5b3859;
    font-size: 1.22rem;
    font-weight: 900;
    line-height: 1.45;
}
.purchase-login-modal__text {
    margin: 0 auto 22px;
    max-width: 330px;
    color: #806b7d;
    font-size: .94rem;
    line-height: 1.7;
}
.purchase-login-modal__actions {
    display: grid;
    grid-template-columns: .8fr 1.2fr;
    gap: 10px;
}
.purchase-login-modal__actions .btn-kawaii {
    min-height: 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin: 0;
    text-decoration: none;
}
.purchase-login-modal__later {
    border: 1.5px solid rgba(143, 103, 215, .18);
    background: rgba(255,255,255,.88);
    color: #755a79;
}
.purchase-login-modal__later:hover {
    background: #faf6ff;
    color: #634765;
}
@media (max-width: 420px) {
    .purchase-login-modal__body {
        padding: 30px 18px 20px;
    }
    .purchase-login-modal__actions {
        grid-template-columns: 1fr;
    }
    .purchase-login-modal__login {
        order: -1;
    }
}