.pt-category-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:24px;
}

.pt-category-card{

    display:flex;
    align-items:center;

    height:76px;

    padding:0 24px;

    border:1px solid #E2E8F0;
    border-radius:16px;

    background:#fff;

    cursor:pointer;

    transition:
        transform .25s,
        box-shadow .25s,
        border-color .25s,
        background .25s;
    box-shadow:
        0 2px 8px rgba(15,23,42,.05);

}

.pt-category-card:hover{

    transform:translateY(-3px);
    border-color:#4F46E5;
    box-shadow:
        0 12px 28px rgba(79,70,229,.10);

}

.pt-category-card.active{

    background:#EEF2FF;
    border-color:#4F46E5;
    box-shadow:
        0 14px 30px rgba(79,70,229,.16);

}

.pt-dot{

    width:12px;
    height:12px;
    background:#8B5CF6;
    border-radius:50%;
    margin-right:16px;
    transition:.25s;

}

.pt-category-card.active .pt-dot{

    background:#4F46E5;
    transform:scale(1.3);

}

.pt-title{

    flex:1;
    font-size:18px;
    font-weight:700;
    color:#0F172A;

}

.pt-count{

    color:#64748B;
    font-size:15px;
    font-weight:600;

}

.pt-category-card.active{

    border-color:#7c3aed;
    background:#f7f1ff;

}

/* ===================================
   Course Fade Animation
=================================== */

@keyframes ptFadeIn{

    from{

        opacity:0;
        transform:translateY(12px);

    }

    to{

        opacity:1;
        transform:translateY(0);

    }

}

.pt-course-card{

    animation:ptFadeIn .35s ease;

}

/* ===================================
   Loading Skeleton
=================================== */

.pt-loading-grid{

    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:24px;
    margin-top:30px;

}

.pt-loading-card{
    height:320px;
    border-radius:14px;
    background:#f3f3f3;

    animation:ptLoading 1.3s infinite;

}

@keyframes ptLoading{

    0%{

        opacity:.45;

    }

    50%{

        opacity:1;

    }

    100%{

        opacity:.45;

    }

}


/* ===================================
   Empty State
=================================== */

.pt-empty-state{
    padding:80px 30px;
    text-align:center;
    background:#ffffff;

}

.pt-empty-icon{
    font-size:64px;
    margin-bottom:20px;

}

.pt-empty-state h3{
    font-size:28px;
    font-weight:700;
    margin-bottom:12px;
    color:#1F2937;

}

.pt-empty-state p{
    color:#6B7280;
    margin:0;

}

.pt-empty-small{
    margin-top:12px !important;
    font-size:15px;

}
/* ===================================
   Search
=================================== */

.pt-search-wrapper{
    position:relative;
    margin:40px 0 32px;

}

.pt-course-search{
    width:100%;
    height:60px;
    padding:0 58px 0 56px;
    border:1px solid #E2E8F0;
    border-radius:16px;
    background:#FFFFFF;
    color:#0F172A;
    font-size:16px;
    font-weight:500;
    transition:
        border-color .25s,
        box-shadow .25s;

}

.pt-course-search:focus{
    outline:none;
    border-color:#4F46E5;
box-shadow:
0 0 0 5px rgba(79,70,229,.10);

}
.pt-course-search::placeholder{
    color:#94A3B8;
}


.pt-clear-search{
    position:absolute;
    right:16px;
    top:50%;
    transform:translateY(-50%);
    width:34px;
    height:34px;
    border:none;
    border-radius:50%;
    background:#EEF2FF;
    color:#4F46E5;
    font-size:18px;
    font-weight:700;
    cursor:pointer;
    display:none;
    transition:.25s;

}

.pt-clear-search:hover{
    background:#E5E7EB;

}

/* ===================================
   Load More
=================================== */

#pt-load-more-wrapper{

    text-align:center;
    margin:40px 0;

}

#pt-load-more{

    background:#4F46E5;

    color:#fff;

    border:none;

    border-radius:14px;

    height:54px;

    min-width:220px;

    font-size:16px;

    font-weight:700;

    transition:.25s;

}

#pt-load-more:hover{

    transform:translateY(-2px);

    box-shadow:
        0 15px 35px rgba(79,70,229,.25);

}

/* ===================================
   Course Grid
=================================== */

#pt-course-results{

    display:grid;

    grid-template-columns:repeat(4,1fr);

    gap:20px;

    margin-top:40px;

}


/* ===================================
   Course Card
=================================== */

.pt-course-card{

    background:#fff;

    border:1px solid #E5E7EB;

    border-radius:18px;

    overflow:hidden;

    transition:.30s;

    box-shadow:0 6px 20px rgba(15,23,42,.06);

}

.pt-course-card:hover{

    transform:translateY(-8px);

    box-shadow:0 22px 45px rgba(15,23,42,.14);

}

.pt-course-card a{

    display:block;

    color:inherit;

    text-decoration:none;

}
/* ===================================
   Course Image
=================================== */

.pt-image{

    position:relative;

    overflow:hidden;

    aspect-ratio:16/10;

    background:#F8FAFC;

}

.pt-image img{

    width:100%;
    height:100%;

    object-fit:cover;

    display:block;

    transition:transform .45s ease;

}

.pt-course-card:hover .pt-image img{

    transform:scale(1.06);

}


/* ===================================
   Course Content
=================================== */

.pt-content{

    display:flex;
    flex-direction:column;
    justify-content:space-between;

    padding:24px;
    min-height:210px;

}

.pt-content h3{

    margin:0 0 14px;

    font-size:18px;

    line-height:1.45;

    font-weight:700;

    color:#0F172A;

    min-height:78px;

    display:-webkit-box;

    -webkit-line-clamp:2;

    -webkit-box-orient:vertical;

    overflow:hidden;

}

.pt-price{

    margin:18px 0;

    font-size:26px;

    font-weight:800;

    color:#0F172A;

}
.pt-price del{

    color:#9CA3AF;

    margin-right:8px;

}

.pt-button{

    display:inline-flex;
    align-items:center;
    justify-content:center;

    width:100%;

    height:46px;

    margin-top:auto;

    border-radius:12px;

    background:#EEF2FF;
    border:1px solid #D6D3FF;
    color:#4F46E5;

    font-weight:700;

    transition:.25s;

}

.pt-course-card:hover .pt-button{

    background:#4F46E5;

    color:#fff;

    transform:translateY(-2px);

}
.pt-course-card:hover .pt-image img{

    transform:scale(1.08);

}


/* ===================================
   Course Badge
=================================== */

.pt-badge{

    position:absolute;

    top:16px;
    left:16px;

    display:inline-flex;
    align-items:center;

    padding:6px 11px;

    border-radius:999px;

    background:rgba(255,255,255,.92);

    backdrop-filter:blur(10px);

    color:#1E293B;

    font-size:12px;

    font-weight:700;

    box-shadow:0 8px 20px rgba(15,23,42,.10);

    z-index:2;

}


/* ===================================
   Delivery Cards
=================================== */

.pt-delivery-card{

    display:inline-flex;
    align-items:center;
    justify-content:center;

    min-width:150px;
    height:52px;

    padding:0 24px;

    border:1px solid #E2E8F0;
    border-radius:14px;

    background:#FFFFFF;

    color:#334155;

    font-size:15px;
    font-weight:600;

    cursor:pointer;

    transition:
        transform .25s ease,
        box-shadow .25s ease,
        background .25s ease,
        color .25s ease,
        border-color .25s ease;

    box-shadow:
        0 2px 8px rgba(15,23,42,.05);

}

.pt-delivery-card:hover{

    transform:translateY(-3px);

    border-color:#4F46E5;

    box-shadow:
        0 10px 25px rgba(79,70,229,.12);

}

.pt-delivery-card.active{

    background:#4F46E5;

    border-color:#4F46E5;

    color:#fff;

    font-weight:700;

    box-shadow:
        0 12px 30px rgba(79,70,229,.30);

}

/* ===================================
   Responsive
=================================== */

/* Laptop */

@media (max-width:1200px){

    #pt-course-results{

        grid-template-columns:repeat(3,1fr);

    }

}

/* Tablet */

@media (max-width:991px){

    #pt-course-results{

        grid-template-columns:repeat(2,1fr);

    }

}

/* Mobile */

@media (max-width:767px){

    #pt-course-results{

        grid-template-columns:1fr;

        gap:20px;

    }

}


/* ===================================
   Responsive Filters
=================================== */

/* Laptop */

@media (max-width:1200px){

    .pt-category-grid{

        grid-template-columns:repeat(2,1fr);

    }

}

/* Tablet */

@media (max-width:991px){

    .pt-delivery-grid{

        display:flex;

        flex-wrap:wrap;

        gap:16px;

    }

    .pt-delivery-card{

        flex:1 1 calc(50% - 8px);

        min-width:180px;

    }

    .pt-category-grid{

        grid-template-columns:repeat(2,1fr);

        gap:18px;

    }

}

/* Mobile */

@media (max-width:767px){

    .pt-delivery-grid{

        flex-direction:column;

    }

    .pt-delivery-card{

        width:100%;

        min-width:100%;

    }

    .pt-category-grid{

        grid-template-columns:1fr;

        gap:16px;

    }

    .pt-category-card{

        height:68px;

        padding:0 18px;

    }

    .pt-title{

        font-size:16px;

    }

    .pt-count{

        font-size:14px;

    }

}


/* ===================================
   Responsive Course Cards
=================================== */

/* Laptop */

@media (max-width:1200px){

    .pt-content{

        padding:20px;

    }

    .pt-content h3{

        font-size:17px;

        min-height:70px;

    }

}

/* Tablet */

@media (max-width:991px){

    .pt-image{

        aspect-ratio:16/9;

    }

    .pt-content{

        padding:18px;

        min-height:auto;

    }

    .pt-content h3{

        font-size:17px;

        min-height:auto;

        -webkit-line-clamp:3;

    }

    .pt-price{

        font-size:22px;

    }

}

/* Mobile */

@media (max-width:767px){

    .pt-course-card{

        border-radius:16px;

    }

    .pt-image{

        aspect-ratio:16/9;

    }

    .pt-content{

        padding:16px;

    }

    .pt-content h3{

        font-size:16px;

        line-height:1.45;

        min-height:auto;

    }

    .pt-price{

        font-size:20px;

        margin:14px 0;

    }

    .pt-button{

        width:100%;

        height:48px;

        font-size:15px;

    }

    .pt-badge{

        top:12px;
        left:12px;

        font-size:11px;

        padding:6px 10px;

    }

}