:root{
    --text:#3d4043;
    --muted:#6b7280;
    --brand:#1097f7;
    --bg:#f8f9fc;
    --card:#ffffff;
    --ring:rgba(16,151,247,.25);
    --shadow:0 10px 30px rgba(0,0,0,.06);
    --radius:18px;
}

body{
    margin:0;
    scroll-behavior: smooth;
}

#training .content{padding-left: 10%}
#trainings-hero .content{ margin-top:64px; width:min(720px, 92%);}
#trainings-hero h1{ font-size:clamp(36px,4.2vw,56px); margin:0 0 12px 0 }
.eyebrow{ display:inline-flex; align-items:center; gap:8px; color:var(--brand); font-weight:700; letter-spacing:.04em; text-transform:uppercase; font-size:12px }

/* SEKCJE */
.training-desc, .training-types{ width:100%; display:block; font-size:18px }
.training-types{ background:var(--bg) }
.training-types ul{ color:var(--text); font-weight:300; }

.training-desc{ font-weight:300 }
.container{ width:min(1100px, 92%); margin:0 auto; padding:72px 0}
.training-types h2, .training-desc h2, .trainers h2{ font-size:clamp(28px,2.4vw,36px); }
.trainers h2{margin-bottom: 30px}
.lead{ color:var(--muted); font-size:18px; line-height:1.7; width: 50%}

.training-types .container{padding:72px 0 10px 0 !important;}
#descriptions-container{padding: 0 0 72px 0 !important}
/* FILTRY */
.filters{ display:flex; gap:12px; flex-wrap:wrap; margin:32px 0 32px 0 }
.chip{ border:1px solid rgba(61,64,67,.22); padding:8px 14px; border-radius:999px; background:#fff; cursor:pointer; font-size:14px }
.chip.active, .chip:hover{ border-color:var(--brand); color:var(--brand); background:rgba(16,151,247,.08) }
.badge{ display:inline-flex; align-items:center; gap:6px; border-radius:999px; padding:6px 10px; background:#fff; border:1px solid rgba(61,64,67,.18); font-size:12px }
.badge i{ color:var(--brand) }

/* KAFELKI SZKOLEŃ */
.training-elements{ display:grid; grid-template-columns: repeat(5, 1fr); gap:20px }
.training-element{ background:var(--card); border:1px solid rgba(61,64,67,.12); border-radius:var(--radius); box-shadow:var(--shadow); padding:18px; display:flex; flex-direction:column; gap:10px; cursor:pointer; transition:all .25s ease }
.training-element:hover, .training-element[aria-expanded="true"]{ transform:translateY(-2px); border-color:var(--brand); box-shadow:0 14px 36px rgba(16,151,247,.12); }
.training-element img{ width:80%; height:auto; object-fit:cover; border-radius:12px; margin: auto}
.training-element .title{ font-size:14px; font-weight:600; line-height:1.35 }
.training-element .meta{ display:flex; justify-content:space-between; align-items:center; gap:6px; color:var(--muted); font-size:10px }
.training-element .more{ display:flex; align-items:center; justify-content:center; gap:8px; color:var(--brand); font-weight:700; font-size:13px; margin-top:2px }

/* OPIS (akordeon z animacją) */
.training-description{ width:100%; display:block; background:#fff; border:1px solid rgba(61,64,67,.12); border-radius:var(--radius); margin:0 auto; box-shadow:var(--shadow); overflow:hidden; max-height:0; transition:max-height .4s ease, opacity .3s ease; opacity:0 }
.training-description.open{ opacity:1; }
.training-description-inner{ padding:22px 22px }
.training-description h3{ color:var(--brand); font-size:20px; font-weight:700; margin:18px 0 8px }
.training-description ul{ padding-left:18px; line-height:1.7; color:var(--text); font-weight:300; }
.training-description span, .training-description p{ line-height:1.75; color:var(--text); font-weight:300 }

.training-contact{ background:var(--bg); border-radius:14px; padding:14px 16px; border:1px dashed rgba(61,64,67,.25); margin-top:14px }
.training-contact span{ display:block; font-weight:700; margin-bottom:8px; color:#111 }
.training-contact ul{ list-style:none; margin:0; padding:0; display:flex; gap:18px; flex-wrap:wrap }
.training-contact ul li, .training-contact ul li a{ font-size:16px; color:var(--text); text-decoration:none }
.training-contact i{ color:var(--brand); margin-right:8px }

.training-contact-summary{ text-align:center; margin-top:42px; font-size:24px; list-style:none }
.training-contact-summary ul{ list-style:none; padding:0; margin:18px 0 0 0 }

/* Responsywność */
@media (max-width:1240px){ .training-elements{ grid-template-columns: repeat(4, 1fr) } }
@media (max-width:1020px){
    #training .content{
        padding-left: 5%;
        margin-top: 0;
    }
    .lead {
        display: none
    }
}
@media (max-width:991px){
    .training-elements{ grid-template-columns: repeat(3, 1fr) }
}
@media (max-width:767px){ .training-elements{ grid-template-columns: repeat(2, 1fr) } }
@media (max-width:420px){ .training-elements{ grid-template-columns: 1fr } }


/* ===== NASI TRENERZY ===== */
.trainers{
    position: relative;
    overflow: hidden;
    color: var(--text);
    padding: 64px 0;
    isolation: isolate;
    /* warstwa tła: elegancki, nowoczesny „mesh” + subtelna siatka */
    background:
            radial-gradient(1200px 600px at 85% -10%, rgba(16,151,247,.08), transparent 60%),
            radial-gradient(900px 500px at -10% 20%, rgba(16,151,247,.10), transparent 55%),
            radial-gradient(700px 480px at 110% 90%, rgba(16,151,247,.06), transparent 60%),
            #f7f9ff;
}
.trainers::before{
    /* delikatna siateczka na wierzchu: data-URI z liniami co 24px */
    content:"";
    position:absolute; inset:0;
    background-image:
            linear-gradient(to right, rgba(16,151,247,.06) 1px, transparent 1px),
            linear-gradient(to bottom, rgba(16,151,247,.06) 1px, transparent 1px);
    background-size:24px 24px;
    mask-image: radial-gradient(1200px 600px at 50% 30%, #000 60%, transparent 100%);
    pointer-events:none;
    z-index:-1;
}
.trainers .container{ padding: 72px 0 !important; }

.trainer-grid{
    margin-top: 28px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}
@media (max-width: 991px){
    .trainer-grid{ grid-template-columns: 1fr; }
}

.trainer-card{
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 20px;
    padding: 18px;
    background: rgba(255,255,255,.72);
    border: 1px solid rgba(61,64,67,.14);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
    backdrop-filter: blur(6px);
}
.trainer-card:hover{
    transform: translateY(-2px);
    border-color: var(--brand);
    box-shadow: 0 14px 36px rgba(16,151,247,.12);
}

.trainer-image{
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.trainer-image img{
    width: 100%;
    height: auto;
    border-radius: 14px;
    object-fit: cover;
    aspect-ratio: 1/1;
    background: #eaf4ff;
}

.trainer-body{ display:flex; flex-direction:column; gap:8px; }
.trainer-name{
    margin: 0;
    font-size: 20px;
    line-height: 1.2;
}
.trainer-role{
    margin: 0;
    font-weight: 600;
    color: var(--brand);
}
.trainer-bio{
    margin: 4px 0 0 0;
    line-height: 1.75;
    color: var(--text);
    font-weight: 300;
}
.trainer-tags{
    margin: 0;
    padding: 0;
    list-style: none;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
}
.trainer-tags li{
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border-radius: 999px;
    padding: 6px 10px;
    background: #fff;
    border: 1px solid rgba(61,64,67,.18);
    font-size: 12px;
}
.trainer-tags i{ color: var(--brand) }

/* Mobile: obraz nad treścią */
@media (max-width: 640px){
    .trainer-card{
        grid-template-columns: 1fr;
    }
}