/* =======================================================
KiraEdu Premium Cards System
======================================================= */

:root{
    --ke-gold:#d4af37;
    --ke-gold-dark:#a87908;
    --ke-gold-light:#f4d66b;
    --ke-gold-soft:#fff8df;
    
   
    --ke-ink:#171711;
    --ke-text:#0f172a;
    --ke-muted:#64748b;
    
    --ke-surface:#ffffff;
    --ke-surface-soft:#fffdf7;
    
    --ke-border:#e8e2d3;
    --ke-border-gold:rgba(212,175,55,.28);
    
    --ke-shadow-sm:0 14px 34px rgba(15,23,42,.08);
    --ke-shadow-md:0 22px 55px rgba(15,23,42,.11);
    --ke-shadow-lg:0 30px 76px rgba(15,23,42,.16);
   
    
    }
    
    /* =======================================================
    Shared Card Foundation
    ======================================================= */
    
    .ke-card,
    .ke-course-card,
    .session-option-card{
    background:var(--ke-surface);
    border:1px solid var(--ke-border);
    box-shadow:var(--ke-shadow-sm);
    }
    
    .ke-course-card,
    .session-option-card{
    transition:
    transform .25s ease,
    border-color .25s ease,
    box-shadow .25s ease;
    }
    
    .ke-course-card:hover,
    .session-option-card:hover{
    transform:translateY(-6px);
    box-shadow:var(--ke-shadow-lg);
    }
    
    /* =======================================================
    Session Option Card
    ======================================================= */
    
    .session-option-card{
    --theme:#d4af37;
    --theme-dark:#a87908;
    --theme-light:#fff4cf;
    --theme-border:rgba(212,175,55,.30);
    
   
    position:relative;
    overflow:hidden;
    
    min-height:255px;
    border-radius:24px;
    
    display:grid;
    grid-template-columns:minmax(0,1fr) 360px;
    
    background:#ffffff;
    border-color:var(--theme-border);
   
    
    }
    
    .session-option-card:hover{
    border-color:var(--theme);
    }
    
    /* =======================================================
    Session Color Themes
    ======================================================= */
    
    .session-option-card.gold{
    --theme:#d4af37;
    --theme-dark:#a87908;
    --theme-light:#fff4cf;
    --theme-border:rgba(212,175,55,.34);
    }
    
    .session-option-card.blue{
    --theme:#2563eb;
    --theme-dark:#1d4ed8;
    --theme-light:#eaf2ff;
    --theme-border:rgba(37,99,235,.26);
    }
    
    .session-option-card.green{
    --theme:#16a34a;
    --theme-dark:#15803d;
    --theme-light:#ebfff2;
    --theme-border:rgba(22,163,74,.26);
    }
    
    .session-option-card.red{
    --theme:#dc2626;
    --theme-dark:#b91c1c;
    --theme-light:#ffecec;
    --theme-border:rgba(220,38,38,.26);
    }
    
    .session-option-card.orange{
    --theme:#ea580c;
    --theme-dark:#c2410c;
    --theme-light:#fff3eb;
    --theme-border:rgba(234,88,12,.26);
    }
    
    .session-option-card.purple{
    --theme:#7c3aed;
    --theme-dark:#6d28d9;
    --theme-light:#f4ecff;
    --theme-border:rgba(124,58,237,.26);
    }
    
    /* =======================================================
    Session Accent
    ======================================================= */
    
    .session-option-card::before{
    content:"";
    

    position:absolute;
    top:0;
    bottom:0;
    left:0;
    
    width:7px;
    z-index:2;
    
    background:linear-gradient(
        180deg,
        var(--theme-light),
        var(--theme),
        var(--theme-dark)
    );
    
    
    }
    
    /* =======================================================
    Session Content
    ======================================================= */
    
    .card-content{
    padding:32px 34px;
    
    
    display:grid;
    grid-template-columns:90px minmax(0,1fr) 145px;
    gap:24px;
    
    align-items:start;
    
    
    }
    
    .card-icon{
    width:74px;
    height:74px;
    border-radius:22px;
    
    
    display:grid;
    place-items:center;
    
    background:var(--theme-light);
    border:1px solid var(--theme-border);
    
    color:var(--theme-dark);
    font-size:32px;
    
    box-shadow:0 12px 28px rgba(15,23,42,.10);
    
    
    }
    
    .delivery-badge{
    display:inline-flex;
    align-items:center;
    gap:7px;
    
    
    padding:7px 12px;
    margin-bottom:14px;
    
    border-radius:999px;
    border:1px solid var(--theme-border);
    
    background:var(--theme-light);
    color:var(--theme-dark);
    
    font-size:11px;
    font-weight:900;
    letter-spacing:.06em;
    
    text-transform:uppercase;
    
    
    }
    
    .card-main{
    min-width:0;
    }
    
    .card-main h2{
    margin:0 0 10px;
    
    
    color:var(--ke-text);
    font-family:var(--font-heading);
    font-size:34px;
    line-height:1.08;
    letter-spacing:-.025em;
    
    
    }
    
    .card-main p{
    margin:0;
    
    
    color:#475569;
    line-height:1.65;
    
    display:-webkit-box;
    -webkit-box-orient:vertical;
    -webkit-line-clamp:3;
    
    overflow:hidden;
    text-overflow:ellipsis;
    
    min-height:4.95em;
    max-height:4.95em;
    
    
    }
    
    .price-box{
    padding-left:24px;
    
    
    border-left:1px solid var(--ke-border);
    
    
    }
    
    .price-box span{
    display:block;
    
    
    color:var(--ke-muted);
    font-size:11px;
    font-weight:900;
    letter-spacing:.06em;
    
    text-transform:uppercase;
    
    
    }
    
    .price-box strong{
    display:block;
    
    
    margin-top:4px;
    
    color:var(--ke-text);
    font-size:34px;
    line-height:1.05;
    
    
    }
    
    .price-box small{
    color:var(--ke-muted);
    }
    
    /* =======================================================
    Session Details
    ======================================================= */
    
    .card-details{
    grid-column:2 / 4;
    
    
    display:grid;
    grid-template-columns:repeat(4,minmax(0,1fr));
    gap:16px;
    
    margin-top:8px;
    
    
    }
    
    .detail-item{
    min-width:0;
    padding-right:14px;
    
    
    border-right:1px solid var(--ke-border);
    
    
    }
    
    .detail-item:last-child{
    border-right:0;
    }
    
    .detail-item span{
    display:block;
    
    
    margin-bottom:5px;
    
    color:var(--ke-muted);
    font-size:11px;
    font-weight:900;
    letter-spacing:.04em;
    
    text-transform:uppercase;
    
    
    }
    
    .detail-item strong{
    display:block;
    
    
    color:var(--ke-text);
    font-size:14px;
    line-height:1.4;
    
    overflow-wrap:anywhere;
    
    
    }
    
    /* =======================================================
    Session Footer
    ======================================================= */
    
    .card-footer{
    grid-column:2 / 4;
    
    
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:20px;
    
    padding-top:18px;
    
    border-top:1px solid var(--ke-border);
    
    
    }
    
    .card-note{
    padding:11px 14px;
    border-radius:12px;
    
    
    background:var(--theme-light);
    border:1px solid var(--theme-border);
    
    color:var(--theme-dark);
    font-size:13px;
    font-weight:800;
    
    
    }
    
    .select-session-btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    
    
    padding:14px 22px;
    border-radius:13px;
    
    background:linear-gradient(
        135deg,
        var(--ke-gold-light),
        var(--ke-gold),
        var(--ke-gold-dark)
    );
    
    color:var(--ke-ink);
    text-decoration:none;
    font-weight:900;
    white-space:nowrap;
    
    box-shadow:0 12px 26px rgba(212,175,55,.22);
    
    transition:
        transform .22s ease,
        box-shadow .22s ease;
    
    
    }
    
    .select-session-btn:hover{
    transform:translateY(-2px);
    box-shadow:0 18px 34px rgba(212,175,55,.34);
    }
    
    /* =======================================================
    Session Images
    ======================================================= */
    
    .card-image{
    position:relative;
    
    
    min-height:255px;
    
    background-size:cover;
    background-position:center;
    background-repeat:no-repeat;
    
    clip-path:polygon(
        18% 0,
        100% 0,
        100% 100%,
        0 100%
    );
    
    
    }
    
    .card-image::after{
    content:"";
    
    
    position:absolute;
    inset:0;
    
    background:linear-gradient(
        135deg,
        rgba(15,23,42,.04),
        rgba(15,23,42,.30)
    );
    
    
    }
    
    .session-option-card.gold .card-image{
    background-image:url(
    "https://images.unsplash.com/photo-1524178232363-1fb2b075b655?auto=format&fit=crop&w=900&q=80"
    );
    }
    
    .session-option-card.blue .card-image{
    background-image:url(
    "https://images.unsplash.com/photo-1516321318423-f06f85e504b3?auto=format&fit=crop&w=900&q=80"
    );
    }
    
    .session-option-card.green .card-image{
    background-image:url(
    "https://images.unsplash.com/photo-1517245386807-bb43f82c33c4?auto=format&fit=crop&w=900&q=80"
    );
    }
    
    .session-option-card.red .card-image{
    background-image:url(
    "https://images.unsplash.com/photo-1454165804606-c3d57bc86b40?auto=format&fit=crop&w=900&q=80"
    );
    }
    
    .session-option-card.orange .card-image{
    background-image:url(
    "https://images.unsplash.com/photo-1606326608606-aa0b62935f2b?auto=format&fit=crop&w=900&q=80"
    );
    }
    
    .session-option-card.purple .card-image{
    background-image:url(
    "https://images.unsplash.com/photo-1590650046871-92c887180603?auto=format&fit=crop&w=900&q=80"
    );
    }
    
    /* =======================================================
    Premium Course Card
    ======================================================= */
    
    .ke-course-card{
    overflow:hidden;
    
    
    min-width:0;
    height:100%;
    border-radius:26px;
    
    display:flex;
    flex-direction:column;
    
    
    }
    
    .ke-course-image{
    position:relative;
    overflow:hidden;
    
    
    width:100%;
    height:260px;
    min-height:220px;
    
    background:
        linear-gradient(
            rgba(15,23,42,.10),
            rgba(15,23,42,.36)
        ),
        url(
            "https://images.unsplash.com/photo-1516321318423-f06f85e504b3?auto=format&fit=crop&w=900&q=80"
        );
    
    background-size:cover;
    background-position:center;
    background-repeat:no-repeat;
    
    
    }
    
    .ke-course-image::after{
    content:"";
    
    
    position:absolute;
    inset:0;
    
    background:linear-gradient(
        to bottom,
        rgba(15,23,42,.04),
        rgba(15,23,42,.48)
    );
    
    pointer-events:none;
    
    
    }
    
    .ke-course-live,
    .ke-course-level{
    position:absolute;
    top:18px;
    z-index:2;
    

    padding:8px 13px;
    border-radius:999px;
    
    font-size:11px;
    font-weight:900;
    letter-spacing:.05em;
    
    text-transform:uppercase;
    
    backdrop-filter:blur(10px);
    -webkit-backdrop-filter:blur(10px);
    
    
    }
    
    .ke-course-live{
    left:18px;
    
    
    background:rgba(255,255,255,.94);
    border:1px solid rgba(255,255,255,.70);
    
    color:var(--ke-gold-dark);
    
    box-shadow:0 8px 22px rgba(15,23,42,.12);
    
    
    }
    
    .ke-course-level{
    right:18px;
    
    
    background:rgba(23,23,17,.82);
    border:1px solid rgba(212,175,55,.38);
    
    color:#f7dc71;
    
    
    }
    
    /* =======================================================
    Course Body
    ======================================================= */
    
    .ke-course-body{
    padding:25px;
    
    
    display:flex;
    flex:1;
    flex-direction:column;
    
    
    }
    
    .ke-course-top{
    display:flex;
    align-items:center;
    justify-content:space-between;
    flex-wrap:wrap;
    gap:10px;
    
    
    margin-bottom:15px;
    
    color:var(--ke-gold-dark);
    font-size:11px;
    font-weight:900;
    letter-spacing:.05em;
    
    text-transform:uppercase;
    
    
    }
    
    .ke-course-top strong{
    padding:7px 11px;
    border-radius:999px;
    
    
    background:var(--ke-gold-soft);
    border:1px solid var(--ke-border-gold);
    
    color:var(--ke-gold-dark);
    
    
    }
    
    .ke-course-card h3{
    margin:0 0 12px;
    
    
    color:var(--ke-text);
    font-family:var(--font-heading);
    font-size:28px;
    line-height:1.15;
    letter-spacing:-.025em;
    
    display:-webkit-box;
    -webkit-box-orient:vertical;
    -webkit-line-clamp:2;
    
    min-height:2.3em;
    max-height:2.3em;
    
    overflow:hidden;
    
    
    }
    
    .ke-course-card p{
    margin:0;
    
    
    color:var(--ke-muted);
    line-height:1.65;
    
    display:-webkit-box;
    -webkit-box-orient:vertical;
    -webkit-line-clamp:3;
    
    min-height:4.95em;
    max-height:4.95em;
    
    overflow:hidden;
    text-overflow:ellipsis;
    
    
    }
    
    .ke-course-meta{
    display:flex;
    flex-wrap:wrap;
    gap:9px;
    
    
    max-height:72px;
    margin-top:19px;
    
    overflow:hidden;
    
    
    }
    
    .ke-course-meta span{
    padding:8px 11px;
    border-radius:999px;
    
    
    background:var(--ke-surface-soft);
    border:1px solid var(--ke-border);
    
    color:#475569;
    font-size:12px;
    font-weight:800;
    
    
    }
    
    /* =======================================================
    Course Footer
    ======================================================= */
    
    .ke-course-footer{
    margin-top:auto;
    padding:20px 25px 24px;
    
    
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    
    border-top:1px solid var(--ke-border);
    background:var(--ke-surface-soft);
    
    
    }
    
    .ke-course-footer span{
    display:block;
    
    
    color:var(--ke-muted);
    font-size:11px;
    font-weight:900;
    letter-spacing:.04em;
    
    text-transform:uppercase;
    
    
    }
    
    .ke-course-footer strong{
    color:var(--ke-text);
    }
    
    .ke-course-btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    
    
    padding:13px 17px;
    border-radius:13px;
    
    background:linear-gradient(
        135deg,
        var(--ke-gold-light),
        var(--ke-gold),
        var(--ke-gold-dark)
    );
    
    color:var(--ke-ink);
    text-decoration:none;
    font-weight:900;
    white-space:nowrap;
    
    box-shadow:0 10px 24px rgba(212,175,55,.20);
    
    transition:
        transform .22s ease,
        box-shadow .22s ease;
    
    
    }
    
    .ke-course-btn:hover{
    transform:translateY(-2px);
    box-shadow:0 16px 32px rgba(212,175,55,.32);
    }
    
    /* =======================================================
    Empty States
    ======================================================= */
    
    .ke-empty-card,
    .home-empty,
    .empty-state{
    padding:38px;
    border-radius:24px;
    
    
    background:
        radial-gradient(
            circle at top right,
            rgba(212,175,55,.10),
            transparent 36%
        ),
        var(--ke-surface);
    
    border:1px solid var(--ke-border);
    box-shadow:var(--ke-shadow-sm);
    
    text-align:center;
    
    
    }
    
    .ke-empty-card h3,
    .home-empty h3,
    .empty-state h3{
    margin:0 0 9px;
    
    
    color:var(--ke-text);
    font-family:var(--font-heading);
    font-size:26px;
    
    
    }
    
    .ke-empty-card p,
    .home-empty p,
    .empty-state p{
    margin:0;
    
    
    color:var(--ke-muted);
    line-height:1.65;
    
    
    }
    
    /* =======================================================
    Responsive Cards
    ======================================================= */
    
    @media(max-width:1000px){
    
    
    .session-option-card{
        grid-template-columns:1fr;
    }
    
    .card-image{
        display:none;
    }
    
    .card-content{
        grid-template-columns:76px minmax(0,1fr);
    }
    
    .price-box{
        grid-column:1 / -1;
    
        padding-top:18px;
        padding-left:0;
    
        border-top:1px solid var(--ke-border);
        border-left:0;
    }
    
    .card-details,
    .card-footer{
        grid-column:1 / -1;
    }
    
    
    }
    
    @media(max-width:700px){
    
    
    .card-content{
        grid-template-columns:1fr;
        padding:26px 24px;
    }
    
    .card-icon{
        width:62px;
        height:62px;
        border-radius:18px;
    
        font-size:27px;
    }
    
    .card-main h2{
        font-size:29px;
    }
    
    .card-main p{
        min-height:auto;
        max-height:none;
    }
    
    .card-details{
        grid-template-columns:repeat(2,minmax(0,1fr));
    }
    
    .detail-item:nth-child(even){
        border-right:0;
    }
    
    .card-footer,
    .ke-course-footer{
        flex-direction:column;
        align-items:stretch;
    }
    
    .select-session-btn,
    .ke-course-btn{
        width:100%;
        text-align:center;
    }
    
    .ke-course-image{
        height:220px;
    }
    
    
    }
    
    @media(max-width:480px){
    
    
    .session-option-card,
    .ke-course-card{
        border-radius:20px;
    }
    
    .card-content{
        padding:23px 20px;
    }
    
    .card-details{
        grid-template-columns:1fr;
    }
    
    .detail-item{
        padding-right:0;
        padding-bottom:12px;
    
        border-right:0;
        border-bottom:1px solid var(--ke-border);
    }
    
    .detail-item:last-child{
        border-bottom:0;
    }
    
    .card-footer{
        align-items:stretch;
    }
    
    .card-note{
        text-align:center;
    }
    
    .ke-course-body{
        padding:21px;
    }
    
    .ke-course-footer{
        padding:18px 21px 21px;
    }
    
    .ke-course-card h3{
        font-size:25px;
    }
    
    
    }
    
    /* =======================================================
    Reduced Motion
    ======================================================= */
    
    @media(prefers-reduced-motion:reduce){
    
    
    .ke-course-card,
    .session-option-card,
    .ke-course-btn,
    .select-session-btn{
        transition:none !important;
    }
    
    .ke-course-card:hover,
    .session-option-card:hover,
    .ke-course-btn:hover,
    .select-session-btn:hover{
        transform:none;
    }
    
    
    }