.theme-board-list {
    display: grid;
    gap: 22px;
}

.theme-board-list__header {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 14px;
}

.theme-board-list__eyebrow {
    margin: 0 0 6px;
    color: #2563eb;
    font-size: 0.76rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.theme-board-list__header h2 {
    margin: 0;
    font-size: clamp(1.6rem, 2vw, 2rem);
    letter-spacing: -0.02em;
}

.theme-board-list__description {
    max-width: 520px;
    margin: 0;
    color: #475569;
}

.theme-board-list__grid {
    display: grid;
    gap: 18px;
}

.theme-board-card,
.theme-board-detail {
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 24px;
    background: #ffffff;
    box-shadow: 0 20px 48px rgba(15, 23, 42, 0.08);
}

.theme-board-card {
    padding: 24px;
}

.theme-board-card__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    color: #64748b;
    font-size: 0.86rem;
}

.theme-board-card__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    padding: 4px 10px;
    background: rgba(37, 99, 235, 0.12);
    color: #1d4ed8;
    font-weight: 600;
}

.theme-board-card__title {
    margin: 14px 0 10px;
    font-size: 1.24rem;
    line-height: 1.35;
}

.theme-board-card__title a:hover {
    color: #2563eb;
}

.theme-board-card__excerpt {
    margin: 0;
    color: #475569;
}

.theme-board-list__empty {
    padding: 44px 20px;
    border: 1px dashed rgba(148, 163, 184, 0.44);
    border-radius: 22px;
    text-align: center;
    color: #64748b;
}

.theme-board-list__pagination {
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.theme-board-detail {
    padding: 30px;
}

.theme-board-detail__header {
    display: grid;
    gap: 10px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(15, 23, 42, 0.08);
}

.theme-board-detail__back {
    color: #2563eb;
    font-size: 0.92rem;
    font-weight: 600;
}

.theme-board-detail__header h1 {
    margin: 0;
    font-size: clamp(1.9rem, 3vw, 2.8rem);
    line-height: 1.15;
    letter-spacing: -0.03em;
}

.theme-board-detail__header p {
    margin: 0;
    color: #64748b;
}

.theme-board-detail__content {
    padding: 26px 0 10px;
}

.theme-board-detail__attachments {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.theme-board-detail__attachments li {
    border-radius: 999px;
    padding: 8px 12px;
    background: rgba(15, 23, 42, 0.05);
    color: #334155;
    font-size: 0.9rem;
}

.theme-board-detail__actions {
    padding-top: 24px;
}

.theme-board-detail__action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    padding: 11px 16px;
    background: #0f172a;
    color: #ffffff;
}

@media (max-width: 760px) {
    .theme-board-card,
    .theme-board-detail {
        padding: 20px;
    }
}