/* =========================================================
   PROJEKTY – KARTY
   4 sloupce / stejné výšky / klikací karta / admin tlačítko
   ========================================================= */


/* ---------------------------------------------------------
   Bootstrap primary barva (pojistka – kdyby byla přepsaná)
   --------------------------------------------------------- */

:root{
    --bs-primary: #0d6efd;
    --bs-primary-rgb: 13,110,253;
}


/* ---------------------------------------------------------
   karta
   --------------------------------------------------------- */

.project-card{
    position: relative;
    background: #f8f9fb;                 /* jemné oddělení od stránky */
    border-radius: 18px;
    overflow: hidden;

    border: 1px solid rgba(0,0,0,.05);

    transition:
            transform .18s ease,
            box-shadow .18s ease,
            background .18s ease;
}

/* hover – karta se „vynoří“ */
.project-card:hover{
    transform: translateY(-6px);
    background: #ffffff;
    box-shadow: 0 18px 38px rgba(0,0,0,.16);
}


/* ---------------------------------------------------------
   overlay klikací odkaz (detail projektu)
   --------------------------------------------------------- */

.project-card__overlay{
    position: absolute;
    inset: 0;
    z-index: 1;
}


/* ---------------------------------------------------------
   vnitřek karty
   --------------------------------------------------------- */

.project-card__inner{
    position: relative;
    z-index: 2;           /* nad overlayem */

    width: 100%;
    height: 100%;

    padding: 22px 18px;

    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}


/* ---------------------------------------------------------
   avatar (kruhová fotka)
   --------------------------------------------------------- */

.project-card__avatar{
    width: 96px;
    height: 96px;
    border-radius: 50%;
    overflow: hidden;

    flex: 0 0 96px;

    border: 4px solid #ffffff;
    box-shadow:
            0 0 0 2px rgba(0,0,0,.08),
            0 6px 14px rgba(0,0,0,.12);

    margin-bottom: 14px;
}

.project-card__avatar img{
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}


/* ---------------------------------------------------------
   titulek
   --------------------------------------------------------- */

.project-card__title{
    margin: 0;
    font-weight: 600;
    line-height: 1.25;
}


/* ---------------------------------------------------------
   perex
   --------------------------------------------------------- */

.project-card__perex{
    margin-top: 10px;
    color: #666;
    font-size: .95rem;
    line-height: 1.5;

    /* ořez textu */
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;

    /* sjednocení výšky karet */
    min-height: calc(1.5em * 4);
}

/* když není perex */
.project-card__perex--empty{
    opacity: 0;
}


/* ---------------------------------------------------------
   tlačítko dole
   --------------------------------------------------------- */

.project-card__cta{
    margin-top: auto;
    padding-top: 16px;

    position: relative;
    z-index: 5; /* NAD overlayem */
}

/* tlačítko musí být úplně nahoře */
.project-card__cta .btn{
    position: relative;
    z-index: 6;
    pointer-events: auto;
    font-weight: 600;
}

/* ochrana proti globálním přepisům .btn */
.btn.btn-primary{
    background-color: var(--bs-primary);
    border-color: var(--bs-primary);
}


/* ---------------------------------------------------------
   responzivní doladění
   --------------------------------------------------------- */

@media (max-width: 992px){

    .project-card__avatar{
        width: 88px;
        height: 88px;
        flex-basis: 88px;
    }

    .project-card__perex{
        -webkit-line-clamp: 3;
        min-height: calc(1.5em * 3);
    }
}

@media (max-width: 576px){

    .project-card__inner{
        padding: 20px 16px;
    }
}

@media (max-width: 360px){

    .project-card__inner{
        padding: 18px 14px;
    }

    .project-card__title{
        font-size: 1rem;
    }
}