/* 포럼 아카이브 발표 자료 페이지 전용 스타일(세션 → 연사 발표 세트 → 토론 요약을 표 형태로 나열) */

.page-archive-presentations {
    padding-bottom: var(--sub-section-block-end);
    background: var(--sub-white);
    color: var(--sub-black);
    word-break: keep-all;
}

.page-archive-presentations .sub-hero__theme {
    display: block;
    margin-top: 8px;
    color: var(--sub-gray);
    font-size: var(--sub-body-size);
    font-weight: 500;
    line-height: 1.6;
    letter-spacing: 0;
}

.presentations {
    display: grid;
    gap: 80px;
}

/* ---------- 세션 ---------- */

.presentation-session {
    display: grid;
    gap: 16px;
}

.presentation-session__title {
    margin: 0;
    padding: 18px 28px;
    border-radius: 12px;
    background: var(--sub-black);
    color: var(--sub-white);
    font-size: clamp(20px, 1.8vw, 26px);
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: -0.02em;
}

/* ---------- 연사 1세트: 프로필 + 발표 제목·내용 ---------- */

.presentation-item,
.presentation-summary {
    overflow: hidden;
    border: 1px solid var(--sub-line);
    border-radius: 12px;
}

.presentation-profile {
    display: grid;
    grid-template-columns: clamp(160px, 18vw, 220px) minmax(0, 1fr);
    grid-template-rows: auto auto 1fr;
    grid-template-areas:
        "photo head"
        "photo bio"
        "photo after";
}

.presentation-profile__photo {
    grid-area: photo;
    padding: 24px;
    border-right: 1px solid var(--sub-line);
}

.presentation-profile__photo img,
.presentation-profile__photo .bi {
    display: block;
    width: 100%;
    aspect-ratio: 3 / 4;
    border-radius: 8px;
    background: var(--sub-cream);
    object-fit: cover;
    object-position: center top;
}

.presentation-profile__photo .bi {
    display: grid;
    place-items: center;
    color: var(--sub-muted);
    font-size: 48px;
}

.presentation-profile__head {
    grid-area: head;
    display: grid;
    gap: 4px;
    padding: 22px 28px;
    border-bottom: 1px solid var(--sub-line);
}

.presentation-profile__label {
    color: var(--sub-blue);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.presentation-profile__name {
    margin: 0;
    font-size: 22px;
    font-weight: 800;
    line-height: 1.35;
    letter-spacing: -0.02em;
}

.presentation-profile__affiliation {
    margin: 0;
    color: var(--sub-muted);
    font-size: 15px;
    line-height: 1.6;
}

.presentation-profile__bio {
    grid-area: bio;
    padding: 22px 28px;
    color: var(--sub-gray);
    font-size: 16px;
    line-height: 1.75;
}

.presentation-profile__bio p,
.presentation-item__body p,
.presentation-summary__body p {
    margin: 0;
}

.presentation-profile__bio p + p,
.presentation-item__body p + p,
.presentation-summary__body p + p {
    margin-top: 1em;
}

.presentation-item__talk {
    border-top: 1px solid var(--sub-line);
}

.presentation-item__title {
    margin: 0;
    padding: 18px 28px;
    border-bottom: 1px solid var(--sub-line);
    background: var(--sub-cream);
    font-size: 20px;
    font-weight: 700;
    line-height: 1.5;
    letter-spacing: -0.015em;
}

.presentation-item__body,
.presentation-summary__body {
    padding: 24px 28px;
    font-size: var(--sub-body-size);
    line-height: 1.8;
    overflow-wrap: break-word;
}

/* 표 원문의 문단 안 줄바꿈(토론자 목록, 질문 다음 답변 등)을 그대로 살린다. */
.presentation-item__body p,
.presentation-summary__body p {
    white-space: pre-line;
}

/* ---------- 토론 주요 발언 요약 / 워크숍 주요 내용 ---------- */

.presentation-summary__title {
    margin: 0;
    padding: 16px 28px;
    background: var(--sub-blue);
    color: var(--sub-white);
    font-size: 18px;
    font-weight: 700;
    line-height: 1.5;
}

.presentation-summary .presentation-profile > .presentation-summary__body {
    grid-area: after;
    border-top: 1px solid var(--sub-line);
}

.presentation-summary__body .is-question strong {
    font-weight: 700;
}

.presentation-summary__body .is-question:not(:first-child) {
    margin-top: 1.75em;
}

/* ---------- 돌아가기 ---------- */

.presentations__back {
    display: inline-flex;
    align-items: center;
    justify-self: start;
    gap: 8px;
    min-height: 44px;
    font-size: 15px;
    font-weight: 700;
    color: var(--sub-black);
    text-decoration: none;
}

.presentations__back:hover {
    color: var(--sub-red);
}

.presentations__back:focus-visible {
    outline: 2px solid var(--sub-blue);
    outline-offset: 4px;
}

/* ---------- 반응형 ---------- */

@media (max-width: 1320px) {
    .presentations {
        gap: 64px;
    }
}

/* 태블릿 이하: 사진 옆에는 이름·소속만 두고 소개문·요약은 아래 전체 폭으로 내린다. */
@media (max-width: 768px) {
    .presentation-profile {
        grid-template-columns: 120px minmax(0, 1fr);
        grid-template-rows: auto;
        grid-template-areas:
            "photo head"
            "bio bio"
            "after after";
    }

    .presentation-profile__photo {
        padding: 16px;
        border-bottom: 1px solid var(--sub-line);
    }

    .presentation-profile__head {
        align-content: center;
        padding: 16px 20px;
    }

    .presentation-session__title,
    .presentation-summary__title,
    .presentation-item__title,
    .presentation-profile__bio,
    .presentation-item__body,
    .presentation-summary__body {
        padding-inline: 20px;
    }

    .presentation-profile__name {
        font-size: 20px;
    }

    .presentation-item__title {
        font-size: 18px;
    }
}

@media (max-width: 500px) {
    .presentations {
        gap: var(--sub-section-tight);
    }

    .presentation-profile {
        grid-template-columns: 96px minmax(0, 1fr);
    }

    .presentation-profile__photo {
        padding: 12px;
    }

    .presentation-session__title,
    .presentation-summary__title,
    .presentation-item__title,
    .presentation-profile__head,
    .presentation-profile__bio,
    .presentation-item__body,
    .presentation-summary__body {
        padding-inline: 16px;
    }

    .presentation-session__title {
        font-size: 18px;
    }

    .presentation-profile__name {
        font-size: 18px;
    }

    .presentation-item__title,
    .presentation-summary__title {
        font-size: 17px;
    }

    .presentation-item__body,
    .presentation-summary__body,
    .presentation-profile__bio {
        font-size: 15px;
    }
}