/* Category quick-nav — horizontal scroll (single row) */
.oc-catnav {
    display: flex;
    flex-wrap: nowrap;
    gap: 8px;
    margin: 4px 0 38px;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 2px 2px 10px;
    scroll-snap-type: x proximity;
    scrollbar-width: thin;
    scrollbar-color: var(--line-2) transparent;
    -webkit-overflow-scrolling: touch;
}

.oc-catnav::-webkit-scrollbar {
    height: 8px;
}

.oc-catnav::-webkit-scrollbar-track {
    background: transparent;
}

.oc-catnav::-webkit-scrollbar-thumb {
    background: var(--line-2);
    border-radius: 99px;
}

.oc-catnav::-webkit-scrollbar-thumb:hover {
    background: var(--text-soft);
}

.oc-catnav a {
    flex: 0 0 auto;
    scroll-snap-align: start;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 15px;
    border-radius: 999px;
    background: #fff;
    border: 1px solid var(--line);
    font-size: 12.5px;
    font-weight: 700;
    color: var(--text-2);
    text-decoration: none;
    transition: all .2s var(--ease);
    white-space: nowrap;
    box-shadow: 0 4px 14px rgba(10, 20, 40, .05);
}

.oc-catnav a:hover {
    border-color: var(--brand-2);
    color: var(--brand-2);
    transform: translateY(-1px);
}

.oc-catnav a i {
    font-size: 11px;
    color: var(--brand-2);
}

.oc-catnav a .n {
    padding: 1px 8px;
    border-radius: 999px;
    background: var(--bg-soft);
    font-size: 10.5px;
    font-weight: 800;
    color: var(--text-mute);
}

/* Category block */
.oc-catblock {
    margin-bottom: 52px;
    scroll-margin-top: 96px;
}

.oc-catblock.hide {
    display: none;
}

.oc-cathead {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.oc-cathead-left {
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: 0;
}

.oc-cat-ic {
    width: 52px;
    height: 52px;
    flex: none;
    border-radius: 14px;
    display: grid;
    place-items: center;
    color: #fff;
    font-size: 22px;
    box-shadow: 0 10px 22px -10px rgba(3, 6, 65, .5);
}

.oc-cat-ic.navy {
    background: linear-gradient(135deg, #030641, #0e3789);
}

.oc-cat-ic.blue {
    background: linear-gradient(135deg, #0e3789, #2950bd);
}

.oc-cat-ic.gold {
    background: linear-gradient(135deg, #d4901c, #f5b73c);
}

.oc-cat-ic.emerald {
    background: linear-gradient(135deg, #0d8a5f, #11998e);
}

.oc-cat-ic.teal {
    background: linear-gradient(135deg, #0d8a5f, #1abc88);
}

.oc-cat-ic.sunset {
    background: linear-gradient(135deg, #c2185b, #ff6a3d);
}

.oc-cat-ic.slate {
    background: linear-gradient(135deg, #2c3e50, #4a5d72);
}

.oc-cat-ic.ocean {
    background: linear-gradient(135deg, #00576b, #0078d4);
}

.oc-cathead h2 {
    margin: 0;
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -.4px;
    color: var(--text);
}

.oc-cathead p {
    margin: 3px 0 0;
    font-size: 12.5px;
    color: var(--text-mute);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
}

.oc-cathead p i {
    font-size: 10px;
    color: var(--brand-2);
}

.oc-cat-viewall {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 800;
    color: var(--brand-2);
    text-decoration: none;
    padding: 9px 15px;
    border-radius: 10px;
    border: 1px solid var(--line);
    background: #fff;
    transition: all .2s var(--ease);
    white-space: nowrap;
    box-shadow: 0 4px 14px rgba(10, 20, 40, .05);
}

.oc-cat-viewall:hover {
    border-color: var(--brand-2);
    transform: translateY(-1px);
}

.oc-cat-viewall i {
    transition: transform .2s var(--ease);
}

.oc-cat-viewall:hover i {
    transform: translateX(3px);
}

/* Course grid — 4 per row (cards do NOT scroll) */
.oc-catblock .oc-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

@media (max-width: 1080px) {
    .oc-catblock .oc-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 560px) {
    .oc-catblock .oc-grid {
        grid-template-columns: 1fr;
    }
}

/* Image cover */
.oc-cover {
    overflow: hidden;
}

.oc-cover-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
    transition: transform .4s var(--ease);
}

.oc-card:hover .oc-cover-img {
    transform: scale(1.06);
}

.oc-catblock .oc-cover::before {
    display: none;
}

.oc-catblock .oc-cover::after {
    z-index: 1;
    background: linear-gradient(180deg, rgba(3, 6, 25, .30), rgba(3, 6, 25, 0) 34%, rgba(3, 6, 25, 0) 60%, rgba(3, 6, 25, .34));
}

.oc-catblock .oc-cover .oc-tag,
.oc-catblock .oc-cover .oc-ribbon,
.oc-catblock .oc-cover .oc-level {
    z-index: 2;
}

/* Card as container (not a single link) so Details + Enroll are distinct */
.oc-card-link {
    display: flex;
    flex-direction: column;
    flex: 1;
    text-decoration: none;
    color: inherit;
}

.oc-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.oc-details {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 13px;
    border-radius: 10px;
    border: 1px solid var(--line-2);
    background: #fff;
    color: var(--brand-2);
    font-family: inherit;
    font-size: 12.5px;
    font-weight: 800;
    text-decoration: none;
    transition: all .2s var(--ease);
    white-space: nowrap;
}

.oc-details:hover {
    border-color: var(--brand-2);
    background: var(--bg-soft);
    color: var(--brand-2);
    transform: translateY(-1px);
}

.oc-details i {
    font-size: 11px;
}

.oc-foot {
    flex-wrap: wrap;
}

.oc-noresult {
    padding: 56px 24px;
    text-align: center;
    background: #fff;
    border: 1px dashed var(--line-2);
    border-radius: 16px;
    color: var(--text-mute);
}

.oc-noresult i {
    font-size: 34px;
    color: var(--text-soft);
    display: block;
    margin-bottom: 12px;
}

.oc-noresult h4 {
    margin: 0 0 4px;
    font-size: 16px;
    font-weight: 800;
    color: var(--text);
}

/* .grad highlight text -> secondary color (lightened for the dark hero) */
.oc-hero h1 .grad,
.oc-hero-stat .val .grad {
    background: linear-gradient(135deg, #86b0ff, #5f9bff);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Toolbar row: heading/count on one side, "View all courses" button on the other. */
.oc-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

/* Always-5 rating shown on course cards. */
.oc-rating{ display:flex; align-items:center; gap:6px; margin-top:8px; font-size:13px; font-weight:800; }
.oc-rating .stars{ color:#f5b301; letter-spacing:1px; display:inline-flex; gap:1px; }
.oc-rating .num{ color:var(--text-soft,#6b7280); font-weight:700; }