/* =========================================================
   BOI COURSE DETAIL
   ใช้ร่วมกับ boi/style.css
========================================================= */

.boi-detail-main {
    position: relative;
    min-height: 100vh;
    overflow: hidden;
    isolation: isolate;
    font-family: "Kanit", sans-serif;
    background:
        radial-gradient(circle at 8% 7%, rgba(167, 240, 109, .23), transparent 27%),
        radial-gradient(circle at 91% 11%, rgba(71, 219, 232, .19), transparent 29%),
        radial-gradient(circle at 44% 54%, rgba(255, 209, 102, .10), transparent 34%),
        linear-gradient(180deg, #eefbf0 0%, #f9fffc 44%, #eefaff 100%);
}

.boi-detail-main::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -2;
    background-image:
        linear-gradient(rgba(11, 47, 36, .042) 1px, transparent 1px),
        linear-gradient(90deg, rgba(11, 47, 36, .042) 1px, transparent 1px);
    background-size: 46px 46px;
    pointer-events: none;
    -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .68), rgba(0, 0, 0, .14), transparent);
    mask-image: linear-gradient(180deg, rgba(0, 0, 0, .68), rgba(0, 0, 0, .14), transparent);
}

.boi-detail-main::after {
    content: "";
    position: absolute;
    top: 290px;
    right: -300px;
    z-index: -1;
    width: 720px;
    height: 720px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(71, 219, 232, .16), transparent 63%);
    pointer-events: none;
}

/* =========================================================
   HEADER
========================================================= */

.boi-detail-header-section {
    position: relative;
    z-index: 1;
    padding: 100px 0 16px;
}

.boi-detail-breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 9px;
    margin-bottom: 15px;
    color: #7a8983;
    font-size: 12px;
}

.boi-detail-breadcrumb a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--boi-deep-green);
    font-weight: 600;
    text-decoration: none;
}

.boi-detail-breadcrumb > i {
    color: #9baba5;
    font-size: 14px;
}

.boi-detail-breadcrumb a:hover {
    color: var(--boi-blue);
}

.boi-detail-breadcrumb strong {
    color: #53645e;
    font-weight: 500;
}

.boi-detail-page-head {
    position: relative;
    overflow: hidden;
    padding: clamp(20px, 3vw, 29px);
    border: 1px solid rgba(11, 47, 36, .10);
    border-radius: 25px;
    background:
        radial-gradient(circle at 11% 16%, rgba(167, 240, 109, .25), transparent 33%),
        radial-gradient(circle at 90% 18%, rgba(71, 219, 232, .18), transparent 35%),
        linear-gradient(135deg, rgba(255, 255, 255, .95), rgba(244, 251, 246, .90));
    box-shadow: 0 17px 48px rgba(6, 25, 21, .09);
}

.boi-detail-page-head::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(11, 47, 36, .04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(11, 47, 36, .04) 1px, transparent 1px);
    background-size: 38px 38px;
    opacity: .5;
    pointer-events: none;
    -webkit-mask-image: radial-gradient(circle at center, #000 0%, transparent 78%);
    mask-image: radial-gradient(circle at center, #000 0%, transparent 78%);
}

.boi-detail-heading-row,
.boi-detail-title,
.boi-detail-subtitle,
.boi-detail-quick-tags {
    position: relative;
    z-index: 1;
}

.boi-detail-heading-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 11px;
}

.boi-detail-generation,
.boi-detail-status,
.boi-detail-side-poster-status span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: 29px;
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
}

.boi-detail-generation {
    color: #062018;
    background: var(--boi-gradient-main);
    box-shadow: 0 8px 18px rgba(116, 214, 128, .16);
}

.boi-detail-status-open {
    color: #0b5132;
    background: rgba(167, 240, 109, .30);
    border: 1px solid rgba(116, 214, 128, .30);
}

.boi-detail-status-soon {
    color: #72500a;
    background: rgba(255, 209, 102, .25);
    border: 1px solid rgba(255, 209, 102, .32);
}

.boi-detail-status-close {
    color: #8a1c28;
    background: rgba(232, 83, 102, .14);
    border: 1px solid rgba(232, 83, 102, .20);
}

.boi-detail-title {
    max-width: 980px;
    margin: 0;
    color: var(--boi-deep-green);
    font-size: clamp(25px, 3.5vw, 38px);
    font-weight: 800;
    line-height: 1.28;
    letter-spacing: -.2px;
}

.boi-detail-subtitle {
    max-width: 950px;
    margin: 10px 0 0;
    color: #53645e;
    font-size: clamp(14px, 1.7vw, 17px);
    font-weight: 400;
    line-height: 1.75;
}

.boi-detail-quick-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}

.boi-detail-quick-tags span {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 7px 12px;
    color: var(--boi-deep-green);
    background: rgba(255, 255, 255, .72);
    border: 1px solid rgba(11, 47, 36, .08);
    border-radius: 999px;
    font-size: 12px;
    font-weight: 500;
}

.boi-detail-quick-tags i {
    color: #269e76;
}

/* =========================================================
   CONTENT / PANEL
========================================================= */

.boi-detail-content-section {
    position: relative;
    z-index: 1;
    padding: 16px 0 80px;
}

.boi-detail-panel {
    overflow: hidden;
    margin-bottom: 18px;
    border: 1px solid rgba(11, 47, 36, .09);
    border-radius: 22px;
    background: rgba(255, 255, 255, .92);
    box-shadow: 0 16px 45px rgba(6, 25, 21, .075);
}

.boi-detail-panel-head {
    display: flex;
    align-items: center;
    gap: 11px;
    min-height: 62px;
    padding: 12px 17px;
    color: #062018;
    background:
        radial-gradient(circle at 9% 20%, rgba(167, 240, 109, .27), transparent 28%),
        linear-gradient(135deg, rgba(116, 214, 128, .22), rgba(71, 219, 232, .13));
    border-bottom: 1px solid rgba(11, 47, 36, .07);
}

.boi-detail-panel-head-icon {
    display: grid;
    place-items: center;
    flex: 0 0 38px;
    width: 38px;
    height: 38px;
    color: #062018;
    background: rgba(255, 255, 255, .65);
    border: 1px solid rgba(11, 47, 36, .08);
    border-radius: 13px;
    box-shadow: 0 6px 16px rgba(6, 25, 21, .05);
}

.boi-detail-panel-head > div:not(.boi-detail-panel-head-icon) {
    min-width: 0;
}

.boi-detail-panel-head span {
    display: block;
    color: var(--boi-deep-green);
    font-size: 15px;
    font-weight: 700;
    line-height: 1.4;
}

.boi-detail-panel-head small {
    display: block;
    margin-top: 1px;
    color: #6f817a;
    font-size: 14px;
    font-weight: 400;
    line-height: 1.4;
}

.boi-detail-panel-count {
    flex: 0 0 auto;
    margin-left: auto;
    padding: 5px 10px;
    color: #075d59 !important;
    background: rgba(255, 255, 255, .68);
    border: 1px solid rgba(11, 47, 36, .08);
    border-radius: 999px;
    font-size: 11px !important;
    white-space: nowrap;
}

.boi-detail-panel-body {
    padding: clamp(16px, 2.5vw, 24px);
}

.boi-detail-empty-text {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 80px;
    color: #7b8b85;
    font-size: 13px;
}
/* =========================================================
   COURSE DOCUMENT PREVIEW
========================================================= */

.boi-detail-document-preview {
    margin-top: 26px;
    padding-top: 24px;
    border-top: 1px solid rgba(30, 64, 39, .10);
}

.boi-detail-document-preview-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 14px;
}

.boi-detail-document-preview-head > div {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
    color: #173f2d;
    font-size: 17px;
    font-weight: 600;
}

.boi-detail-document-preview-head > div i {
    color: #d84c4c;
    font-size: 21px;
}

.boi-detail-document-open-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    gap: 7px;
    min-height: 38px;
    padding: 8px 14px;
    border: 1px solid rgba(30, 122, 85, .18);
    border-radius: 999px;
    color: #237451;
    background: #eef8f2;
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    transition:
        color .2s ease,
        border-color .2s ease,
        background .2s ease,
        transform .2s ease;
}

.boi-detail-document-open-link:hover {
    color: #155c3d;
    border-color: rgba(30, 122, 85, .32);
    background: #e4f4ea;
    transform: translateY(-1px);
}

.boi-detail-document-open-link i {
    font-size: 10px;
}

.boi-detail-adobe-view {
    width: 100%;
    height: 700px;
    overflow: hidden;
    border: 1px solid rgba(30, 64, 39, .10);
    border-radius: 16px;
    background: #f4f7f5;
}

@media (max-width: 767.98px) {
    .boi-detail-document-preview-head {
        align-items: flex-start;
        flex-direction: column;
    }

    .boi-detail-document-open-link {
        width: 100%;
    }

    .boi-detail-adobe-view {
        height: 600px;
        border-radius: 13px;
    }
}

@media (max-width: 575.98px) {
    .boi-detail-document-preview {
        margin-top: 20px;
        padding-top: 18px;
    }

    .boi-detail-document-preview-head > div {
        font-size: 15px;
    }

    .boi-detail-adobe-view {
        height: 500px;
    }
}
/* =========================================================
   INFO GRID
========================================================= */

.boi-detail-info-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 11px;
}

.boi-detail-info-box {
    display: flex;
    align-items: flex-start;
    gap: 11px;
    min-width: 0;
    padding: 13px;
    border: 1px solid rgba(11, 47, 36, .065);
    border-radius: 16px;
    background:
        linear-gradient(145deg, rgba(248, 252, 249, .98), rgba(241, 250, 247, .92));
    transition: transform .2s ease, border-color .2s ease, background .2s ease;
}

.boi-detail-info-box:hover {
    transform: translateY(-2px);
    border-color: rgba(116, 214, 128, .25);
    background:
        linear-gradient(145deg, rgba(247, 253, 249, 1), rgba(237, 249, 245, .96));
}

.boi-detail-info-icon {
    display: grid;
    place-items: center;
    flex: 0 0 37px;
    width: 37px;
    height: 37px;
    color: var(--boi-deep-green);
    background: linear-gradient(135deg, rgba(167, 240, 109, .25), rgba(71, 219, 232, .18));
    border-radius: 12px;
}

.boi-detail-info-box > div:last-child {
    min-width: 0;
}

.boi-detail-info-box span {
    display: block;
    color: #7a8983;
    font-size: 14px;
    font-weight: 600;
}

.boi-detail-info-box strong {
    display: block;
    margin-top: 3px;
    color: #17382f;
    font-size: 13px;
    font-weight: 700;
    line-height: 1.55;
    overflow-wrap: anywhere;
}

/* =========================================================
   PERIOD CARD
========================================================= */

.boi-period-card-list {
    display: grid;
    gap: 14px;
}

.boi-period-card {
    position: relative;
    display: flex;
    align-items: stretch;
    gap: 13px;
    padding: 15px;
    overflow: hidden;
    border: 1px solid rgba(11, 47, 36, .08);
    border-radius: 18px;
    background:
        radial-gradient(circle at 96% 2%, rgba(71, 219, 232, .08), transparent 28%),
        linear-gradient(145deg, #ffffff, #f7fcfa);
    box-shadow: 0 9px 25px rgba(6, 25, 21, .045);
}

.boi-period-card::before {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 4px;
    background: var(--boi-gradient-main);
}

.boi-period-marker {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 0 0 38px;
}

.boi-period-card-no {
    display: grid;
    place-items: center;
    flex: 0 0 38px;
    width: 38px;
    height: 38px;
    color: #062018;
    background: var(--boi-gradient-main);
    border: 2px solid rgba(255, 255, 255, .88);
    border-radius: 13px;
    box-shadow: 0 8px 18px rgba(116, 214, 128, .18);
    font-size: 15px;
    font-weight: 800;
}

.boi-period-marker-line {
    flex: 1;
    width: 2px;
    min-height: 24px;
    margin-top: 8px;
    border-radius: 999px;
    background: linear-gradient(180deg, rgba(116, 214, 128, .40), rgba(71, 219, 232, .08));
}

.boi-period-card-content {
    flex: 1;
    min-width: 0;
}

.boi-period-card-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
}

.boi-period-card-title {
    min-width: 0;
}

.boi-period-label {
    display: block;
    margin-bottom: 4px;
    color: #71827c;
    font-size: 14px;
    font-weight: 500;
}

.boi-period-date {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    color: #17382f;
}

.boi-period-date > i {
    flex: 0 0 auto;
    margin-top: 4px;
    color: #269e76;
    font-size: 13px;
}

.boi-period-date strong {
    font-size: 15px;
    font-weight: 700;
    line-height: 1.6;
    overflow-wrap: anywhere;
}

.boi-period-online-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    gap: 6px;
    min-height: 33px;
    padding: 7px 10px;
    color: #075d71;
    background: rgba(71, 219, 232, .11);
    border: 1px solid rgba(71, 219, 232, .19);
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: transform .2s ease, background .2s ease, border-color .2s ease;
}

.boi-period-online-link i:last-child {
    font-size: 10px;
}

.boi-period-online-link:hover {
    color: #06465a;
    background: rgba(71, 219, 232, .19);
    border-color: rgba(71, 219, 232, .30);
    transform: translateY(-1px);
}

/* =========================================================
   LOCATION HEADING / LIST
========================================================= */

.boi-period-location-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-top: 13px;
    padding-top: 11px;
    border-top: 1px dashed rgba(11, 47, 36, .13);
}

.boi-period-location-heading > div {
    display: flex;
    align-items: center;
    gap: 7px;
    color: #305a4e;
    font-size: 12px;
    font-weight: 700;
}

.boi-period-location-heading i {
    color: #e1534c;
}

.boi-period-location-heading small {
    padding: 4px 8px;
    color: #537068;
    background: rgba(116, 214, 128, .11);
    border-radius: 999px;
    font-size: 12px;
    white-space: nowrap;
}

.boi-period-location-list {
    display: grid;
    gap: 9px;
    margin-top: 9px;
}

.boi-period-location-card {
    padding: 12px;
    border: 1px solid rgba(11, 47, 36, .07);
    border-radius: 15px;
    background:
        linear-gradient(145deg, rgba(250, 253, 251, .98), rgba(242, 250, 247, .96));
    transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.boi-period-location-card:hover {
    transform: translateY(-2px);
    border-color: rgba(116, 214, 128, .22);
    box-shadow: 0 9px 22px rgba(6, 25, 21, .055);
}

.boi-period-location-top {
    display: flex;
    align-items: center;
    gap: 10px;
}

.boi-period-location-icon {
    display: grid;
    place-items: center;
    flex: 0 0 35px;
    width: 35px;
    height: 35px;
    color: #c84942;
    background: rgba(232, 83, 102, .10);
    border-radius: 11px;
}

.boi-period-location-title-wrap {
    flex: 1;
    min-width: 0;
}

.boi-period-location-title-wrap > span {
    display: block;
    color: #84928d;
    font-size: 14px;
    font-weight: 500;
}

.boi-period-location-title-wrap h3 {
    margin: 1px 0 0;
    color: #17382f;
    font-size: 13px;
    font-weight: 700;
    line-height: 1.5;
    overflow-wrap: anywhere;
}

.boi-period-map-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    gap: 5px;
    min-height: 30px;
    padding: 6px 9px;
    color: #0e7490;
    background: rgba(71, 219, 232, .09);
    border: 1px solid rgba(71, 219, 232, .16);
    border-radius: 9px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: background .2s ease, transform .2s ease;
}

.boi-period-map-link i:last-child {
    font-size: 7px;
}

.boi-period-map-link:hover {
    color: #155e75;
    background: rgba(71, 219, 232, .17);
    transform: translateY(-1px);
}

/* =========================================================
   LOCATION DETAILS
========================================================= */

.boi-period-location-details {
    display: grid;
    gap: 7px;
    margin-top: 10px;
}

.boi-period-location-detail {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 8px 9px;
    color: #53645e;
    background: rgba(255, 255, 255, .72);
    border: 1px solid rgba(11, 47, 36, .055);
    border-radius: 10px;
}

.boi-period-location-detail-time {
    background: rgba(255, 209, 102, .08);
    border-color: rgba(255, 209, 102, .17);
}

.boi-period-location-detail-icon {
    display: grid;
    place-items: center;
    flex: 0 0 26px;
    width: 26px;
    height: 26px;
    color: #269e76;
    background: rgba(116, 214, 128, .13);
    border-radius: 8px;
    font-size: 12px;
}

.boi-period-location-detail-time .boi-period-location-detail-icon {
    color: #a8730d;
    background: rgba(255, 209, 102, .20);
}

.boi-period-location-detail > div:last-child {
    min-width: 0;
}

.boi-period-location-detail span {
    display: block;
    color: #87958f;
    font-size: 14px;
    font-weight: 400;
}

.boi-period-location-detail strong {
    display: block;
    margin-top: 1px;
    color: #315148;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.55;
    overflow-wrap: anywhere;
}

/* =========================================================
   ONLINE / EMPTY
========================================================= */

.boi-period-online-only {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 12px;
    padding: 11px;
    color: #0b5871;
    background: rgba(71, 219, 232, .09);
    border: 1px solid rgba(71, 219, 232, .17);
    border-radius: 12px;
}

.boi-period-online-only > i {
    display: grid;
    place-items: center;
    flex: 0 0 32px;
    width: 32px;
    height: 32px;
    color: #075d71;
    background: rgba(71, 219, 232, .16);
    border-radius: 10px;
}

.boi-period-online-only strong,
.boi-period-online-only span {
    display: block;
}

.boi-period-online-only strong {
    font-size: 12px;
    font-weight: 700;
}

.boi-period-online-only span {
    margin-top: 1px;
    color: #68828a;
    font-size: 12px;
}

.boi-period-empty {
    display: flex;
    align-items: center;
    gap: 7px;
    margin-top: 12px;
    padding: 10px 12px;
    color: #7d8d87;
    background: rgba(247, 251, 248, .80);
    border: 1px dashed rgba(11, 47, 36, .14);
    border-radius: 12px;
    font-size: 14px;
}

.boi-period-empty-main {
    justify-content: center;
    min-height: 100px;
    margin-top: 0;
}

.boi-period-empty-main > div:last-child {
    min-width: 0;
}

.boi-period-empty-main strong,
.boi-period-empty-main span {
    display: block;
}

.boi-period-empty-main strong {
    color: #53645e;
    font-size: 13px;
}

.boi-period-empty-main span {
    margin-top: 2px;
    color: #87958f;
    font-size: 14px;
}

.boi-period-empty-icon {
    display: grid;
    place-items: center;
    flex: 0 0 40px;
    width: 40px;
    height: 40px;
    color: #768780;
    background: rgba(11, 47, 36, .06);
    border-radius: 13px;
}

/* =========================================================
   RICH CONTENT
========================================================= */

.boi-detail-rich-content {
    color: #53645e;
    font-size: 14px;
    line-height: 1.85;
    overflow-wrap: anywhere;
}

.boi-detail-rich-content > *:first-child {
    margin-top: 0;
}

.boi-detail-rich-content > *:last-child {
    margin-bottom: 0;
}

.boi-detail-rich-content p {
    margin: 0 0 13px;
}

.boi-detail-rich-content h1,
.boi-detail-rich-content h2,
.boi-detail-rich-content h3,
.boi-detail-rich-content h4 {
    margin-top: 20px;
    margin-bottom: 9px;
    color: var(--boi-deep-green);
    font-weight: 700;
    line-height: 1.5;
}

.boi-detail-rich-content h1 {
    font-size: 23px;
}

.boi-detail-rich-content h2 {
    font-size: 20px;
}

.boi-detail-rich-content h3 {
    font-size: 17px;
}

.boi-detail-rich-content h4 {
    font-size: 15px;
}

.boi-detail-rich-content ul,
.boi-detail-rich-content ol {
    margin-bottom: 14px;
    padding-left: 22px;
}

.boi-detail-rich-content li {
    margin-bottom: 4px;
}

.boi-detail-rich-content img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
}

.boi-detail-rich-content table {
    width: 100%;
    margin: 14px 0;
    border-collapse: collapse;
}

.boi-detail-rich-content th,
.boi-detail-rich-content td {
    padding: 9px 10px;
    border: 1px solid rgba(11, 47, 36, .13);
    vertical-align: top;
}

.boi-detail-rich-content th {
    color: var(--boi-deep-green);
    background: #f1faf4;
}

/* =========================================================
   NOTE / APPLICATION CONDITIONS
========================================================= */

.boi-detail-note-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
}

.boi-detail-note {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 13px;
    border: 1px solid rgba(255, 209, 102, .23);
    border-radius: 15px;
    background: rgba(255, 209, 102, .10);
}

.boi-detail-note-cyan {
    border-color: rgba(71, 219, 232, .20);
    background: rgba(71, 219, 232, .09);
}

.boi-detail-note-yellow {
    border-color: rgba(116, 214, 128, .20);
    background: rgba(116, 214, 128, .09);
}

.boi-detail-note-icon {
    display: grid;
    place-items: center;
    flex: 0 0 36px;
    width: 36px;
    height: 36px;
    color: #a8730d;
    background: rgba(255, 209, 102, .20);
    border-radius: 10px;
    font-size: 15px;
}

.boi-detail-note-cyan .boi-detail-note-icon {
    color: #0e7490;
    background: rgba(71, 219, 232, .15);
}

.boi-detail-note-yellow .boi-detail-note-icon {
    color: #24714d;
    background: rgba(116, 214, 128, .16);
}

.boi-detail-note > div:last-child {
    min-width: 0;
}

.boi-detail-note strong {
    display: block;
    color: #17382f;
    font-size: 16px;
    font-weight: 700;
    line-height: 1.5;
}

.boi-detail-note p {
    margin: 4px 0 0;
    color: #61736c;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.7;
}

@media (max-width: 575.98px) {
    .boi-detail-note-list {
        gap: 9px;
    }

    .boi-detail-note {
        gap: 9px;
        padding: 12px;
        border-radius: 14px;
    }

    .boi-detail-note-icon {
        flex-basis: 34px;
        width: 34px;
        height: 34px;
        font-size: 14px;
    }

    .boi-detail-note strong {
        font-size: 15px;
    }

    .boi-detail-note p {
        font-size: 15px;
        line-height: 1.65;
    }
}

/* =========================================================
   RESOURCES
========================================================= */

.boi-detail-resource-list {
    display: grid;
    gap: 9px;
}

.boi-detail-resource-item {
    display: grid;
    grid-template-columns: 38px 1fr 20px;
    align-items: center;
    gap: 10px;
    min-width: 0;
    padding: 11px;
    color: var(--boi-deep-green);
    background: #f7fbf8;
    border: 1px solid rgba(11, 47, 36, .07);
    border-radius: 14px;
    text-decoration: none;
    transition: transform .2s ease, background .2s ease, border-color .2s ease;
}

.boi-detail-resource-item:hover {
    color: var(--boi-deep-green);
    background: #f0faf4;
    border-color: rgba(116, 214, 128, .25);
    transform: translateY(-2px);
}

.boi-detail-resource-icon {
    display: grid;
    place-items: center;
    width: 38px;
    height: 38px;
    border-radius: 12px;
}

.boi-detail-resource-icon-pdf {
    color: #bd343d;
    background: rgba(232, 83, 102, .10);
}

.boi-detail-resource-icon-video {
    color: #d93a3a;
    background: rgba(232, 83, 102, .10);
}

.boi-detail-resource-item > div:nth-child(2) {
    min-width: 0;
}

.boi-detail-resource-item span,
.boi-detail-resource-item strong {
    display: block;
}

.boi-detail-resource-item span {
    color: #85928d;
    font-size: 14px;
}

.boi-detail-resource-item strong {
    margin-top: 1px;
    color: #17382f;
    font-size: 12px;
    font-weight: 700;
    overflow-wrap: anywhere;
}

.boi-detail-resource-item > i:last-child {
    color: #7d8e87;
    font-size: 12px;
}

/* =========================================================
   SIDEBAR
========================================================= */

.boi-detail-sidebar {
    position: sticky;
    top: 96px;
}

.boi-detail-side-card {
    padding: 14px;
    border: 1px solid rgba(11, 47, 36, .10);
    border-radius: 25px;
    background:
        radial-gradient(circle at 14% 10%, rgba(167, 240, 109, .15), transparent 32%),
        radial-gradient(circle at 89% 14%, rgba(71, 219, 232, .12), transparent 34%),
        rgba(255, 255, 255, .94);
    box-shadow: 0 19px 55px rgba(6, 25, 21, .11);
}

.boi-detail-side-poster {
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(11, 47, 36, .08);
    border-radius: 20px;
    background: #f7fbf8;
}

.boi-detail-side-poster img {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

.boi-detail-side-poster::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 52%, rgba(6, 25, 21, .48) 100%);
    pointer-events: none;
}

.boi-detail-side-poster-status {
    position: absolute;
    right: 11px;
    bottom: 11px;
    z-index: 1;
}

.boi-detail-side-poster-status span {
    min-height: 27px;
    padding: 5px 10px;
    background-color: rgba(255, 255, 255, .92);
    -webkit-backdrop-filter: blur(9px);
    backdrop-filter: blur(9px);
}

.boi-detail-side-title {
    margin-top: 11px;
    padding: 12px;
    border: 1px solid rgba(11, 47, 36, .07);
    border-radius: 15px;
    background: rgba(255, 255, 255, .72);
}

.boi-detail-side-title > span {
    display: inline-flex;
    margin-bottom: 6px;
    padding: 5px 9px;
    color: #062018;
    background: var(--boi-gradient-main);
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
}

.boi-detail-side-title strong {
    display: block;
    color: var(--boi-deep-green);
    font-size: 15px;
    font-weight: 700;
    line-height: 1.45;
}

/* =========================================================
   SIDEBAR STATS
========================================================= */

.boi-detail-side-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    margin-top: 11px;
}

.boi-detail-side-stat {
    display: grid;
    grid-template-columns: 38px minmax(0, 1fr) auto;
    align-items: center;
    gap: 10px;
    min-width: 0;
    padding: 10px 12px;
    border: 1px solid rgba(11, 47, 36, .07);
    border-radius: 13px;
    background: rgba(247, 251, 248, .92);
}

.boi-detail-side-stat-icon {
    display: grid;
    place-items: center;
    width: 38px;
    height: 38px;
    margin: 0;
    color: var(--boi-deep-green);
    background: rgba(116, 214, 128, .16);
    border-radius: 10px;
    font-size: 15px;
}

.boi-detail-side-stat > span {
    min-width: 0;
    color: #71817a;
    font-size: 14px;
    font-weight: 400;
    line-height: 1.45;
}

.boi-detail-side-stat > strong {
    min-width: 0;
    margin: 0;
    color: #17382f;
    font-size: 15px;
    font-weight: 700;
    line-height: 1.45;
    text-align: right;
    white-space: nowrap;
}

/* =========================================================
   SIDEBAR DEADLINE
========================================================= */

.boi-detail-side-deadline {
    display: flex;
    align-items: flex-start;
    gap: 9px;
    margin-top: 8px;
    padding: 10px;
    border: 1px solid rgba(255, 209, 102, .20);
    border-radius: 13px;
    background: rgba(255, 209, 102, .09);
}

.boi-detail-side-deadline-icon {
    display: grid;
    place-items: center;
    flex: 0 0 42px;
    width: 42px;
    height: 42px;
    color: #a8730d;
    background: rgba(255, 209, 102, .20);
    border-radius: 9px;
    font-size: 18px;
}

.boi-detail-side-deadline > div:last-child {
    min-width: 0;
}

.boi-detail-side-deadline span,
.boi-detail-side-deadline strong {
    display: block;
}

.boi-detail-side-deadline span {
    color: #88784f;
    font-size: 14px;
}

.boi-detail-side-deadline strong {
    margin-top: 1px;
    color: #493b1d;
    font-size: 14px;
    font-weight: 700;
    line-height: 1.5;
}

/* =========================================================
   MOBILE
========================================================= */

@media (max-width: 575.98px) {
    .boi-detail-side-stat {
        grid-template-columns: 36px minmax(0, 1fr) auto;
        gap: 9px;
        padding: 9px 10px;
    }

    .boi-detail-side-stat-icon {
        width: 36px;
        height: 36px;
        font-size: 14px;
    }

    .boi-detail-side-stat > span {
        font-size: 13px;
    }

    .boi-detail-side-stat > strong {
        font-size: 14px;
    }
}

/* =========================================================
   LECTURERS
========================================================= */

.boi-detail-lecturer-wrap {
    margin-top: 10px;
    padding: 11px;
    border: 1px solid rgba(11, 47, 36, .07);
    border-radius: 14px;
    background: rgba(247, 251, 248, .88);
}

.boi-detail-lecturer-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 8px;
}

.boi-detail-lecturer-title > div {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--boi-deep-green);
    font-size: 14px;
    font-weight: 700;
}

.boi-detail-lecturer-title i {
    color: #269e76;
}

.boi-detail-lecturer-title small {
    padding: 3px 7px;
    color: #587169;
    background: rgba(116, 214, 128, .12);
    border-radius: 999px;
    font-size: 10px;
}

.boi-detail-lecturer-list {
    display: grid;
    gap: 6px;
}

.boi-detail-lecturer-item {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    padding: 7px 8px;
    border: 1px solid rgba(11, 47, 36, .055);
    border-radius: 10px;
    background: rgba(255, 255, 255, .72);
}

.boi-detail-lecturer-avatar {
    display: grid;
    place-items: center;
    flex: 0 0 27px;
    width: 27px;
    height: 27px;
    color: #14785e;
    background: rgba(116, 214, 128, .15);
    border-radius: 8px;
    font-size: 14px;
}

.boi-detail-lecturer-item span {
    min-width: 0;
    color: #315148;
    font-size: 12px;
    font-weight: 600;
    line-height: 1.45;
    overflow-wrap: anywhere;
}

.boi-detail-lecturer-empty {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #7e8d87;
    font-size: 12px;
}

/* =========================================================
   PROGRESS / ACTIONS
========================================================= */

.boi-detail-progress {
    margin-top: 12px;
    padding: 0 2px;
}

.boi-detail-progress-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: #64766f;
    font-size: 12px;
}

.boi-detail-progress-head strong {
    color: var(--boi-deep-green);
    font-size: 14px;
    font-weight: 700;
}

.boi-detail-progress-bar {
    height: 7px;
    margin-top: 6px;
    overflow: hidden;
    border-radius: 999px;
    background: rgba(11, 47, 36, .08);
}

.boi-detail-progress-bar span {
    display: block;
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: var(--boi-gradient-main);
    box-shadow: 0 0 15px rgba(71, 219, 232, .20);
    transition: width .9s ease;
}

.boi-detail-progress > small {
    display: block;
    margin-top: 5px;
    color: #89958f;
    font-size: 10px;
    text-align: right;
}

.boi-detail-side-actions {
    display: grid;
    gap: 8px;
    margin-top: 12px;
}

.boi-detail-action-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    min-height: 43px;
    padding: 10px 14px;
    color: var(--boi-deep-green);
    background: rgba(255, 255, 255, .78);
    border: 1px solid rgba(11, 47, 36, .10);
    border-radius: 14px;
    font-size: 16px;
    font-weight: 700;
    text-decoration: none;
    transition: transform .2s ease, background .2s ease, border-color .2s ease;
}

.boi-detail-action-secondary:hover {
    color: var(--boi-deep-green);
    background: rgba(116, 214, 128, .12);
    border-color: rgba(116, 214, 128, .25);
    transform: translateY(-2px);
}

.boi-detail-side-help {
    display: flex;
    align-items: flex-start;
    gap: 7px;
    margin-top: 10px;
    padding: 9px;
    color: #65766f;
    background: rgba(71, 219, 232, .075);
    border: 1px solid rgba(71, 219, 232, .14);
    border-radius: 11px;
    font-size: 14px;
    line-height: 1.55;
}

.boi-detail-side-help i {
    flex: 0 0 auto;
    margin-top: 2px;
    color: #0e7490;
}

/* =========================================================
   RESPONSIVE
========================================================= */

@media (max-width: 991.98px) {
    .boi-detail-header-section {
        padding: 90px 0 13px;
    }

    .boi-detail-content-section {
        padding-top: 11px;
    }

    .boi-detail-sidebar {
        position: static;
        top: auto;
    }

    .boi-detail-side-card {
        margin-bottom: 3px;
    }

    .boi-detail-side-poster img {
        aspect-ratio: 16 / 9;
    }
}

@media (max-width: 767.98px) {
    .boi-detail-info-grid,
    .boi-detail-note-list {
        grid-template-columns: 1fr;
    }

    .boi-period-card-head {
        flex-direction: column;
    }

    .boi-period-online-link {
        width: fit-content;
    }
}

@media (max-width: 575.98px) {
    .boi-detail-header-section {
        padding-top: 80px;
    }

    .boi-detail-page-head {
        padding: 18px;
        border-radius: 21px;
    }

    .boi-detail-title {
        font-size: 25px;
    }

    .boi-detail-quick-tags {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .boi-detail-quick-tags span {
        justify-content: center;
        min-width: 0;
        padding: 7px 8px;
        font-size: 12px;
        text-align: center;
    }

    .boi-detail-panel {
        border-radius: 19px;
    }

    .boi-detail-panel-head {
        min-height: 58px;
        padding: 11px 13px;
    }

    .boi-detail-panel-head-icon {
        flex-basis: 35px;
        width: 35px;
        height: 35px;
        border-radius: 11px;
    }

    .boi-detail-panel-head span {
        font-size: 13px;
    }

    .boi-detail-panel-head small {
        font-size: 14px;
    }

    .boi-detail-panel-body {
        padding: 13px;
    }

    .boi-period-card {
        gap: 9px;
        padding: 12px 11px;
        border-radius: 15px;
    }

    .boi-period-marker {
        flex-basis: 33px;
    }

    .boi-period-card-no {
        flex-basis: 33px;
        width: 33px;
        height: 33px;
        border-radius: 10px;
        font-size: 13px;
    }

    .boi-period-date strong {
        font-size: 13px;
    }

    .boi-period-location-top {
        align-items: flex-start;
        flex-wrap: wrap;
    }

    .boi-period-location-title-wrap {
        width: calc(100% - 45px);
    }

    .boi-period-map-link {
        /* width: 100%; */
        margin-left: 45px;
    }

    .boi-detail-side-card {
        padding: 12px;
        border-radius: 21px;
    }

    .boi-detail-side-poster {
        border-radius: 17px;
    }

    .boi-detail-side-stats {
        gap: 7px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .boi-detail-info-box,
    .boi-period-online-link,
    .boi-period-location-card,
    .boi-period-map-link,
    .boi-detail-resource-item,
    .boi-detail-action-secondary,
    .boi-detail-progress-bar span {
        transition: none;
    }
}

/* =========================================================
   DETAIL HEADER TOP / BACK BUTTON
========================================================= */

.boi-detail-header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}

.boi-detail-breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 9px;
    min-width: 0;
}

.boi-detail-back-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    gap: 8px;
    min-height: 42px;
    padding: 9px 16px;
    border: 1px solid rgba(42, 123, 78, .14);
    border-radius: 999px;
    color: #24563a;
    background: rgba(255, 255, 255, .88);
    box-shadow:
        0 8px 20px rgba(24, 76, 49, .08),
        inset 0 1px 0 rgba(255, 255, 255, .82);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    white-space: nowrap;
    transition:
        color .22s ease,
        background .22s ease,
        border-color .22s ease,
        box-shadow .22s ease,
        transform .22s ease;
}

.boi-detail-back-btn i {
    color: #3b8f60;
    font-size: 13px;
    transition: transform .22s ease;
}

.boi-detail-back-btn:hover {
    color: #173b28;
    border-color: rgba(64, 160, 99, .28);
    background: linear-gradient(
        135deg,
        rgba(231, 248, 226, .96),
        rgba(217, 245, 226, .96)
    );
    box-shadow:
        0 11px 24px rgba(24, 76, 49, .12),
        inset 0 1px 0 rgba(255, 255, 255, .88);
    transform: translateY(-1px);
}

.boi-detail-back-btn:hover i {
    transform: translateX(-3px);
}

.boi-detail-back-btn:focus-visible {
    outline: 2px solid #74d680;
    outline-offset: 3px;
}

/* =========================================================
   RESPONSIVE
========================================================= */

@media (max-width: 575.98px) {
    .boi-detail-header-top {
        align-items: flex-start;
        margin-bottom: 16px;
    }

    .boi-detail-breadcrumb {
        gap: 7px;
        font-size: 12px;
    }

    .boi-detail-back-btn {
        min-height: 38px;
        padding: 8px 12px;
        font-size: 12px;
    }

    .boi-detail-back-btn span {
        display: none;
    }

    .boi-detail-back-btn i {
        font-size: 14px;
    }
}