/* ============================================================
   Витрина курсов «Обучение» — карточки, детальная, отзывы
   (фильтр-рельс/тулбар/чипы переиспользуются из list-newspaper.css .catalog*)
   ============================================================ */

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

.course-card {
    position: relative; display: flex; flex-direction: column;
    background: #fff; border: 1px solid #e8edf2; border-radius: 14px; overflow: hidden;
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.course-card:hover { transform: translateY(-4px); box-shadow: 0 14px 34px rgba(20,40,70,.12); border-color: #d8e0ea; }
.course-card__overlay { position: absolute; inset: 0; z-index: 1; }
.course-card:focus-within { box-shadow: 0 0 0 3px rgba(58,90,124,.45); }

.course-card__media { position: relative; aspect-ratio: 16/9; background: #f1f5f9; overflow: hidden; }
.course-card__media img { width: 100%; height: 100%; object-fit: cover; }
.course-card__ph { display: flex; align-items: center; justify-content: center; width: 100%; height: 100%;
    background: linear-gradient(135deg,#3a5a7c,#2c3e50); color: rgba(255,255,255,.5); font-size: 2rem; }
.course-card__discount { position: absolute; top: 12px; left: 12px; z-index: 2;
    background: #e11d48; color: #fff; font-size: .75rem; font-weight: 700; padding: 4px 10px; border-radius: 6px; }

.course-card__body { display: flex; flex-direction: column; flex: 1; padding: 16px 18px 18px; }
.course-card__dir { align-self: flex-start; font-size: .7rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: .04em; color: #3a5a7c; margin-bottom: 8px; }
.course-card__title { font-size: 1.0625rem; font-weight: 600; line-height: 1.35; color: #1a1a1a; margin: 0 0 6px; }
.course-card:hover .course-card__title { color: #3a5a7c; }
.course-card__school { font-size: .8125rem; color: #64748b; margin: 0 0 12px; }

.course-card__params { list-style: none; margin: 0 0 14px; padding: 0; display: flex; flex-wrap: wrap; gap: 6px 14px; }
.course-card__params li { font-size: .8125rem; color: #64748b; display: flex; align-items: center; gap: 6px; }
.course-card__params i { color: #94a3b8; width: 14px; }

.course-card__rating { display: flex; align-items: center; gap: 6px; margin-bottom: 12px; font-size: .8125rem; color: #94a3b8; }
.course-card__stars i { font-size: .8125rem; color: #dbe2ea; }
.course-card__stars i.filled { color: #f5a623; }
.course-card__rating b { color: #1a1a1a; }

.course-card__footer { margin-top: auto; padding-top: 14px; border-top: 1px solid #f0f3f7;
    display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.course-card__price { font-size: 1.125rem; font-weight: 700; color: #1a1a1a; }
.course-card__price small { display: block; font-size: .75rem; font-weight: 400; color: #94a3b8; }
.course-card__oldprice { font-size: .875rem; color: #94a3b8; text-decoration: line-through; margin-right: 8px; }
.course-card__cta { position: relative; z-index: 2; padding: 9px 16px; background: #1a1a1a; color: #fff;
    font-size: .875rem; font-weight: 500; border-radius: 8px; text-decoration: none; white-space: nowrap; }
.course-card:hover .course-card__cta { background: #3a5a7c; }

/* ---------- Детальная страница курса ---------- */
.course-detail { max-width: 1100px; margin: 0 auto; padding: 0 20px 60px; }
.course-hero { display: grid; grid-template-columns: 1fr 320px; gap: 32px; padding: 32px 0; align-items: start; }
.course-hero__dir { font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: #3a5a7c; }
.course-hero__title { font-family: 'Playfair Display', Georgia, serif; font-size: 2rem; font-weight: 600; line-height: 1.25; margin: 8px 0 10px; color: #1a1a1a; }
.course-hero__school a { color: #3a5a7c; text-decoration: none; font-weight: 600; }
.course-hero__lead { font-size: 1rem; color: #5b6675; line-height: 1.6; margin: 14px 0 0; }

.course-buybox { background: #fff; border: 1px solid #e2e8f0; border-radius: 14px; padding: 22px; position: sticky; top: 16px; }
.course-buybox__price { font-size: 1.6rem; font-weight: 800; color: #1a1a1a; }
.course-buybox__old { font-size: 1rem; color: #94a3b8; text-decoration: line-through; margin-left: 10px; }
.course-buybox__rassrochka { font-size: .875rem; color: #64748b; margin: 6px 0 16px; }
.course-buybox__btn { display: block; text-align: center; padding: 13px; background: #1a1a1a; color: #fff;
    border-radius: 10px; font-weight: 600; text-decoration: none; transition: background .2s ease; }
.course-buybox__btn:hover { background: #3a5a7c; }
.course-buybox__params { list-style: none; margin: 18px 0 0; padding: 0; }
.course-buybox__params li { display: flex; justify-content: space-between; gap: 12px; padding: 9px 0; border-top: 1px solid #f0f3f7; font-size: .9375rem; }
.course-buybox__params li span:first-child { color: #94a3b8; }
.course-buybox__params li span:last-child { color: #1a1a1a; font-weight: 500; text-align: right; }

.course-section { margin: 36px 0; }
.course-section__title { font-family: 'Playfair Display', Georgia, serif; font-size: 1.5rem; font-weight: 600; color: #1a1a1a; margin: 0 0 16px; }
.course-section__body { font-size: 1.0625rem; color: #444; line-height: 1.8; }
.course-section__body h2, .course-section__body h3 { font-family: 'Playfair Display', Georgia, serif; color: #1a1a1a; margin: 1.5em 0 .6em; }
.course-section__body ul, .course-section__body ol { padding-left: 1.4em; margin: 0 0 1.2em; }
.course-section__body li { margin-bottom: .5em; }

.course-school-card { display: flex; gap: 18px; align-items: center; background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 12px; padding: 20px; }
.course-school-card__logo { width: 72px; height: 72px; border-radius: 12px; object-fit: contain; background: #fff; border: 1px solid #eee; flex: none; }
.course-school-card__name { font-size: 1.125rem; font-weight: 600; margin: 0 0 4px; }
.course-school-card__name a { color: #1a1a1a; text-decoration: none; }
.course-school-card__meta { font-size: .875rem; color: #64748b; }

/* ---------- Отзывы ---------- */
.reviews-tabs { display: flex; gap: 8px; margin-bottom: 20px; flex-wrap: wrap; }
.reviews-tab { padding: 8px 16px; border: 1px solid #d8e0ea; border-radius: 20px; background: #fff; color: #475569;
    font-size: .9375rem; font-weight: 500; cursor: pointer; }
.reviews-tab.is-active { background: #1a1a1a; color: #fff; border-color: #1a1a1a; }
.reviews-panel { display: none; }
.reviews-panel.is-active { display: block; }
.review { border-bottom: 1px solid #eef2f7; padding: 18px 0; }
.review:last-child { border-bottom: none; }
.review__head { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.review__author { font-weight: 600; color: #1a1a1a; }
.review__stars i { font-size: .8125rem; color: #dbe2ea; }
.review__stars i.filled { color: #f5a623; }
.review__date { font-size: .8125rem; color: #94a3b8; margin-left: auto; }
.review__text { color: #444; line-height: 1.65; margin: 0 0 8px; }
.review__pc { font-size: .875rem; }
.review__pc b { color: #1a1a1a; }
.reviews-empty { color: #94a3b8; padding: 16px 0; }

@media (max-width: 992px) {
    .courses-grid { grid-template-columns: repeat(2, 1fr); }
    .course-hero { grid-template-columns: 1fr; }
    .course-buybox { position: static; }
}
@media (max-width: 600px) {
    .courses-grid { grid-template-columns: 1fr; }
}