/* ================================================================
   RIG Speakers – style kart prelegentów + modal biogramu
   ================================================================ */

:root {
    --rig-speakers-accent: #1a3478;
    --rig-speakers-accent-hover: #274898;
    --rig-speakers-card-border: #cfd8ea;
    --rig-speakers-card-bg: #fff;
    --rig-speakers-avatar-size: 72px;
    --rig-speakers-modal-avatar-size: 88px;
}

/* ── Siatka kart ── */
.rig-speakers__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.1rem;
}

/* ── Karta prelegenta ── */
.rig-speakers__card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.85rem;
    border: 1px solid var(--rig-speakers-card-border);
    border-radius: 14px;
    background: var(--rig-speakers-card-bg);
    padding: 1.25rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.rig-speakers__card.has-bio {
    cursor: pointer;
}

.rig-speakers__card.has-bio:hover,
.rig-speakers__card.has-bio:focus-visible {
    border-color: #8ea7de;
    box-shadow: 0 10px 24px rgba(26, 52, 120, 0.12);
    transform: translateY(-2px);
    outline: none;
}

/* ── Avatar (zdjęcie lub inicjały) ── */
.rig-speakers__avatar {
    width: var(--rig-speakers-avatar-size);
    height: var(--rig-speakers-avatar-size);
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    background: #dde6f7;
    display: flex;
    align-items: center;
    justify-content: center;
}

.rig-speakers__photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.rig-speakers__initials {
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--rig-speakers-accent);
    letter-spacing: 0.04em;
    line-height: 1;
    font-family: 'Palanquin', sans-serif;
    user-select: none;
}

/* ── Informacje ── */
.rig-speakers__info {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    min-width: 0;
}

.rig-speakers__name {
    margin: 0;
    font-size: 1.06rem;
    font-weight: 700;
    color: #0f1d43;
    line-height: 1.3;
    font-family: 'Palanquin', sans-serif;
}

.rig-speakers__subtitle {
    margin: 0;
    font-size: 0.88rem;
    color: #5f6a85;
    line-height: 1.45;
}

/* ── Linki social media ── */
.rig-speakers__social {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.25rem;
}

.rig-speakers__social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #eef2fb;
    color: var(--rig-speakers-accent);
    text-decoration: none;
    font-size: 0.95rem;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.rig-speakers__social-link:hover {
    background: var(--rig-speakers-accent);
    color: #fff;
}

.rig-speakers__social-text {
    font-size: 0.72rem;
    font-weight: 600;
}

/* ── Hint biogramu ── */
.rig-speakers__bio-hint {
    display: inline-block;
    margin-top: 0.3rem;
    font-size: 0.78rem;
    color: var(--rig-speakers-accent);
    font-weight: 600;
    letter-spacing: 0.01em;
    opacity: 0.75;
}

.rig-speakers__card.has-bio:hover .rig-speakers__bio-hint,
.rig-speakers__card.has-bio:focus-visible .rig-speakers__bio-hint {
    opacity: 1;
    text-decoration: underline;
}

/* ================================================================
   Modal biogramu
   ================================================================ */
.rig-speakers-modal {
    position: fixed;
    inset: 0;
    z-index: 99990;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.rig-speakers-modal[hidden] {
    display: none;
}

.rig-speakers-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(10, 22, 55, 0.55);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    cursor: pointer;
}

.rig-speakers-modal__box {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 620px;
    max-height: 90vh;
    overflow-y: auto;
    background: #fff;
    border-radius: 18px;
    box-shadow: 0 24px 60px rgba(10, 22, 55, 0.25);
    padding: 2rem;
    animation: rigSpeakersModalIn 0.22s ease;
}

@keyframes rigSpeakersModalIn {
    from {
        opacity: 0;
        transform: translateY(12px) scale(0.97);
    }
    to {
        opacity: 1;
        transform: none;
    }
}

.rig-speakers-modal__close {
    position: absolute;
    top: 1.1rem;
    right: 1.1rem;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid #d3daea;
    background: #f4f6fb;
    color: #1a3478;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.rig-speakers-modal__close:hover {
    background: #e4eaf8;
    border-color: #b2c1e0;
}

/* ── Nagłówek popupu: avatar + meta ── */
.rig-speakers-modal__header {
    display: flex;
    align-items: flex-start;
    gap: 1.1rem;
    margin-bottom: 1.35rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid #e2e8f4;
}

.rig-speakers-modal__avatar {
    width: var(--rig-speakers-modal-avatar-size);
    height: var(--rig-speakers-modal-avatar-size);
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    background: #dde6f7;
    display: flex;
    align-items: center;
    justify-content: center;
}

.rig-speakers-modal__avatar .rig-speakers__initials {
    font-size: 1.9rem;
}

.rig-speakers-modal__meta {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    padding-top: 0.2rem;
}

/* ── Treść biogramu ── */
.rig-speakers-modal__bio {
    font-size: 0.97rem;
    line-height: 1.65;
    color: #2e3650;
}

.rig-speakers-modal__bio p:first-child {
    margin-top: 0;
}

.rig-speakers-modal__bio p:last-child {
    margin-bottom: 0;
}

.rig-speakers-modal__bio a {
    color: var(--rig-speakers-accent);
}

/* ================================================================
   Responsive
   ================================================================ */
@media (max-width: 900px) {
    .rig-speakers__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .rig-speakers__grid {
        grid-template-columns: 1fr;
    }

    .rig-speakers-modal__box {
        padding: 1.35rem;
        border-radius: 14px;
    }
}