.conference-promo-popup {
    position: fixed;
    inset: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.45s ease, visibility 0.45s ease;
}

.conference-promo-popup.show {
    opacity: 1;
    visibility: visible;
}

.conference-promo-overlay {
    position: absolute;
    inset: 0;
    background: rgba(5, 14, 32, 0.72);
    backdrop-filter: blur(6px);
    z-index: 1;
}

.conference-promo-card {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: minmax(220px, 38%) 1fr;
    width: min(760px, 100%);
    max-height: min(420px, 92vh);
    border-radius: 20px;
    overflow: hidden;
    box-shadow:
        0 24px 80px rgba(0, 30, 70, 0.45),
        0 0 0 1px rgba(255, 255, 255, 0.08);
    transform: translateY(24px) scale(0.96);
    opacity: 0;
    transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.45s ease;
}

.conference-promo-popup.show .conference-promo-card {
    transform: translateY(0) scale(1);
    opacity: 1;
}

.conference-promo-visual {
    position: relative;
    min-height: 100%;
    overflow: hidden;
}

.conference-promo-visual__img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.conference-promo-visual__overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(160deg, rgba(5, 14, 32, 0.2) 0%, rgba(0, 62, 126, 0.88) 45%, rgba(0, 102, 204, 0.75) 100%),
        radial-gradient(circle at 80% 15%, rgba(3, 174, 239, 0.35), transparent 55%),
        radial-gradient(circle at 15% 85%, rgba(237, 24, 120, 0.2), transparent 50%);
}

.conference-promo-visual__content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
    padding: 28px 22px;
    color: #fff;
}

.conference-promo-visual__label {
    display: inline-flex;
    align-self: flex-start;
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.22);
    backdrop-filter: blur(8px);
}

.conference-promo-stats {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.conference-promo-stat {
    display: flex;
    flex-direction: column;
    padding: 10px 14px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.16);
    backdrop-filter: blur(10px);
}

.conference-promo-stat strong {
    font-size: 18px;
    line-height: 1.2;
    color: #03AEEF;
}

.conference-promo-stat span {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    opacity: 0.85;
}

.conference-promo-body {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 32px 34px 28px;
    background: #fff;
}

.conference-promo-badge {
    display: inline-flex;
    align-self: flex-start;
    margin-bottom: 12px;
    padding: 5px 10px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #ED1878;
    background: rgba(237, 24, 120, 0.08);
}

.conference-promo-title {
    margin: 0 0 10px;
    font-size: clamp(22px, 3vw, 28px);
    font-weight: 700;
    line-height: 1.15;
    color: #003E7E;
}

.conference-promo-lead {
    margin: 0 0 18px;
    font-size: 15px;
    line-height: 1.45;
    color: #4a5a6a;
}

.conference-promo-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0 0 22px;
    padding: 0;
    list-style: none;
}

.conference-promo-features li {
    padding: 7px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    color: #003E7E;
    background: linear-gradient(135deg, rgba(3, 174, 239, 0.12) 0%, rgba(0, 62, 126, 0.08) 100%);
    border: 1px solid rgba(0, 62, 126, 0.1);
}

.conference-promo-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.conference-promo-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 13px 22px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 700;
    text-decoration: none;
    color: #fff;
    background: linear-gradient(135deg, #003E7E 0%, #0055a8 55%, #03AEEF 100%);
    box-shadow: 0 8px 24px rgba(0, 62, 126, 0.28);
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.conference-promo-btn:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(237, 24, 120, 0.28);
    background: linear-gradient(135deg, #003E7E 0%, #ED1878 100%);
}

.conference-promo-btn svg {
    transition: transform 0.2s ease;
}

.conference-promo-btn:hover svg {
    transform: translateX(3px);
}

.conference-promo-dismiss {
    padding: 0;
    border: none;
    background: none;
    font-size: 13px;
    font-weight: 600;
    color: #8a96a3;
    cursor: pointer;
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.2s ease;
}

.conference-promo-dismiss:hover {
    color: #003E7E;
}

.conference-promo-close {
    position: absolute;
    top: 14px;
    right: 14px;
    z-index: 3;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    border: none;
    border-radius: 50%;
    color: #003E7E;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    cursor: pointer;
    transition: color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.conference-promo-close:hover {
    color: #ED1878;
    transform: rotate(90deg);
}

@media (max-width: 680px) {
    .conference-promo-card {
        grid-template-columns: 1fr;
        max-height: none;
    }

    .conference-promo-visual {
        min-height: 140px;
    }

    .conference-promo-visual__content {
        flex-direction: row;
        align-items: center;
        padding: 20px 18px;
        gap: 12px;
    }

    .conference-promo-stats {
        flex-direction: row;
        flex: 1;
        gap: 8px;
    }

    .conference-promo-stat {
        flex: 1;
        padding: 8px 10px;
    }

    .conference-promo-stat strong {
        font-size: 16px;
    }

    .conference-promo-stat span {
        font-size: 9px;
    }

    .conference-promo-body {
        padding: 24px 22px 22px;
    }

    .conference-promo-title {
        font-size: 21px;
    }

    .conference-promo-lead {
        font-size: 14px;
        margin-bottom: 14px;
    }

    .conference-promo-features {
        margin-bottom: 18px;
    }

    .conference-promo-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .conference-promo-btn {
        justify-content: center;
    }

    .conference-promo-dismiss {
        text-align: center;
    }
}