/* ===== ОБУЧЕНИЕ БИЛЬЯРДУ: ТРЕНЕР ===== */
/* Светлый блок для визуального контраста со тёмными секциями */

.ob-coach {
    position: relative;
    overflow: hidden;
    padding: 112px 0 118px;
    background:
        radial-gradient(circle at 10% 18%, rgba(216, 177, 115, .10), transparent 28%),
        radial-gradient(circle at 86% 78%, rgba(184, 164, 129, .10), transparent 30%),
        linear-gradient(180deg, #f8f5ef 0%, #f3eee6 52%, #f6f2eb 100%);
    color: #171512;
}

.ob-coach:before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(23,21,18,.03) 1px, transparent 1px),
        linear-gradient(180deg, rgba(23,21,18,.022) 1px, transparent 1px);
    background-size: 220px 220px;
    opacity: .25;
    pointer-events: none;
}

.ob-coach__inner {
    position: relative;
    z-index: 2;
    width: min(1180px, calc(100% - 40px));
    margin: 0 auto;
}

.ob-coach__head {
    max-width: 880px;
    margin-bottom: 48px;
}

.ob-coach__kicker {
    display: inline-flex;
    align-items: center;
    margin-bottom: 18px;
    color: #a77b38;
    font-size: 12px;
    font-weight: 900;
    line-height: 1.2;
    letter-spacing: .28em;
    text-transform: uppercase;
}

.ob-coach__title {
    max-width: 860px;
    margin: 0;
    color: #171512;
    font-family: "Cormorant Garamond", Georgia, serif;
    font-size: clamp(44px, 5.1vw, 74px);
    font-weight: 500;
    line-height: .96;
    letter-spacing: -.035em;
    text-transform: none;
}

.ob-coach__text {
    max-width: 860px;
    margin-top: 26px;
    color: rgba(23, 21, 18, .78);
    font-size: 18px;
    line-height: 1.76;
}

.ob-coach__layout {
    display: grid;
    grid-template-columns: minmax(0, .96fr) minmax(0, .84fr);
    gap: 48px;
    align-items: start;
}

.ob-coach__content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.ob-coach__person-card,
.ob-coach__soft-card {
    padding: 30px 32px;
    border: 1px solid rgba(167, 123, 56, .18);
    background: rgba(255,255,255,.72);
    box-shadow: 0 20px 55px rgba(23,21,18,.08);
}

.ob-coach__person-label {
    display: inline-flex;
    align-items: center;
    margin-bottom: 12px;
    color: #a77b38;
    font-size: 11px;
    font-weight: 900;
    line-height: 1.2;
    letter-spacing: .20em;
    text-transform: uppercase;
}

.ob-coach__person-name {
    color: #171512;
    font-size: 34px;
    font-weight: 900;
    line-height: 1.04;
    letter-spacing: -.02em;
    text-transform: uppercase;
}

.ob-coach__soft-title {
    margin-bottom: 14px;
    color: #171512;
    font-size: 28px;
    font-weight: 900;
    line-height: 1.06;
    text-transform: uppercase;
}

.ob-coach__soft-text {
    color: rgba(23,21,18,.76);
    font-size: 17px;
    line-height: 1.72;
}

.ob-coach__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.ob-coach__info-card {
    padding: 26px 24px;
    border: 1px solid rgba(167, 123, 56, .18);
    background: rgba(255,255,255,.68);
    box-shadow: 0 16px 42px rgba(23,21,18,.07);
}

.ob-coach__info-card--wide {
    grid-column: 1 / -1;
}

.ob-coach__info-title {
    margin-bottom: 12px;
    color: #a77b38;
    font-size: 11px;
    font-weight: 900;
    line-height: 1.2;
    letter-spacing: .16em;
    text-transform: uppercase;
}

.ob-coach__info-text {
    color: rgba(23,21,18,.80);
    font-size: 16px;
    line-height: 1.68;
}

.ob-coach__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 4px;
}

.ob-coach__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    padding: 0 24px;
    font-size: 13px;
    font-weight: 900;
    line-height: 1;
    letter-spacing: .08em;
    text-transform: uppercase;
    text-decoration: none;
    transition: transform .22s ease, box-shadow .22s ease, background .22s ease, color .22s ease, border-color .22s ease;
}

.ob-coach__btn:hover {
    transform: translateY(-2px);
    text-decoration: none;
}

.ob-coach__btn--primary {
    background: #d8b173;
    color: #14110d;
    box-shadow: 0 16px 34px rgba(216, 177, 115, .24);
}

.ob-coach__btn--primary:hover {
    background: #efcf92;
    color: #14110d;
}

.ob-coach__btn--secondary {
    border: 1px solid rgba(167, 123, 56, .36);
    background: transparent;
    color: #171512;
}

.ob-coach__btn--secondary:hover {
    border-color: rgba(167, 123, 56, .64);
    background: rgba(216, 177, 115, .10);
    color: #171512;
}

.ob-coach__media {
    position: relative;
}

.ob-coach__photo-wrap {
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(167, 123, 56, .18);
    background: #fff;
    box-shadow: 0 28px 70px rgba(23,21,18,.12);
}

.ob-coach__photo-wrap:before {
    content: "";
    position: absolute;
    inset: 0;
    border: 10px solid rgba(255,255,255,.28);
    pointer-events: none;
    z-index: 2;
}

.ob-coach__photo {
    display: block;
    width: 100%;
    height: 100%;
    min-height: 620px;
    object-fit: cover;
    object-position: center;
}

.ob-coach__photo-placeholder {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 620px;
    padding: 34px;
    border: 1px solid rgba(167, 123, 56, .18);
    background:
        linear-gradient(180deg, rgba(255,255,255,.86), rgba(245,240,232,.82));
    box-shadow: 0 28px 70px rgba(23,21,18,.10);
}

.ob-coach__photo-placeholder-title {
    margin-bottom: 14px;
    color: #171512;
    font-size: 28px;
    font-weight: 900;
    line-height: 1.08;
    text-transform: uppercase;
}

.ob-coach__photo-placeholder-text {
    color: rgba(23,21,18,.70);
    font-size: 16px;
    line-height: 1.68;
}

/* ===== АДАПТИВ ===== */

@media (max-width: 1199px) {
    .ob-coach__layout {
        gap: 36px;
    }

    .ob-coach__person-name {
        font-size: 30px;
    }
}

@media (max-width: 991px) {
    .ob-coach {
        padding: 88px 0 96px;
    }

    .ob-coach__layout {
        grid-template-columns: 1fr;
        gap: 34px;
    }

    .ob-coach__media {
        order: -1;
    }

    .ob-coach__title {
        font-size: 52px;
    }

    .ob-coach__photo {
        min-height: 520px;
    }

    .ob-coach__photo-placeholder {
        min-height: 420px;
    }
}

@media (max-width: 767px) {
    .ob-coach {
        padding: 66px 0 74px;
    }

    .ob-coach__inner {
        width: min(100% - 28px, 1180px);
    }

    .ob-coach__head {
        margin-bottom: 34px;
    }

    .ob-coach__title {
        font-size: 39px;
        line-height: 1;
    }

    .ob-coach__text {
        margin-top: 20px;
        font-size: 16px;
        line-height: 1.65;
    }

    .ob-coach__person-card,
    .ob-coach__soft-card {
        padding: 24px 22px;
    }

    .ob-coach__person-name {
        font-size: 26px;
    }

    .ob-coach__soft-title {
        font-size: 24px;
    }

    .ob-coach__grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .ob-coach__info-card {
        padding: 22px 20px;
    }

    .ob-coach__actions {
        flex-direction: column;
    }

    .ob-coach__btn {
        width: 100%;
    }

    .ob-coach__photo {
        min-height: 380px;
    }

    .ob-coach__photo-placeholder {
        min-height: 300px;
        padding: 24px 20px;
    }
}

@media (max-width: 420px) {
    .ob-coach__inner {
        width: min(100% - 22px, 1180px);
    }

    .ob-coach__title {
        font-size: 34px;
    }

    .ob-coach__text {
        font-size: 15px;
    }

    .ob-coach__person-name {
        font-size: 23px;
    }

    .ob-coach__soft-title {
        font-size: 22px;
    }

    .ob-coach__info-text,
    .ob-coach__soft-text {
        font-size: 15px;
    }
}