/* ===== Архів лекцій ===== */
.lectures-archive__title {
    font-weight: 800;
    text-transform: uppercase;
    color: #000;
    margin-bottom: 40px;
}

.lectures-archive__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.lecture-card {
    display: block;
    text-decoration: none;
    color: #000;
    border: 1px solid #000;
    padding: 24px;
    transition: border-color .2s ease;
}

.lecture-card:hover {
    border-color: #a4161a;
}

.lecture-card__number {
    display: block;
    font-weight: 800;
    color: #a4161a;
    font-size: 14px;
    margin-bottom: 12px;
}

.lecture-card__title {
    font-weight: 800;
    text-transform: uppercase;
    font-size: 18px;
    margin: 0;
}

/* ===== Сторінка лекції ===== */
.lecture-single__title {
    font-weight: 800;
    text-transform: uppercase;
    color: #000;
}

.lecture-single__video {
    position: relative;
    width: 100%;
    padding-top: 56.25%; /* 16:9 */
    margin: 24px 0;
}

.lecture-single__video iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* ===== Попап з формою сертифіката ===== */
.lecture-certificate-modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, .6);
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.lecture-certificate-modal__box {
    background: #fff;
    padding: 40px;
    max-width: 480px;
    width: 90%;
    position: relative;
}

.lecture-certificate-modal__box h3 {
    font-weight: 800;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.lecture-certificate-modal__close {
    position: absolute;
    top: 12px;
    right: 16px;
    font-size: 28px;
    line-height: 1;
    cursor: pointer;
    color: #000;
}

.lecture-certificate-modal .wpcf7-form p {
    margin-bottom: 14px;
}

.lecture-certificate-modal .wpcf7-form input[type="submit"] {
    background: #a4161a;
    color: #fff;
    border: none;
    text-transform: uppercase;
    font-weight: 700;
    padding: 12px 28px;
    cursor: pointer;
}