.pibg-hero {
    color: #fff;
    background: var(--navy-900);
    border-bottom: 5px solid var(--gold-500);
}

.pibg-hero-inner,
.pibg-intro,
.pibg-section,
.pibg-actions {
    width: min(1180px, calc(100% - 40px));
    margin-inline: auto;
}

.pibg-hero-inner {
    display: flex;
    align-items: end;
    justify-content: space-between;
    padding-block: 56px;
    gap: 40px;
}

.pibg-hero h1 {
    max-width: 760px;
    margin: 0;
    font-size: clamp(2.1rem, 5vw, 4rem);
    line-height: 1.05;
    letter-spacing: -.045em;
}

.pibg-hero-inner > div > p:last-child {
    margin: 16px 0 0;
    color: #d7e2ed;
    font-size: .86rem;
}

.pibg-section-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-width: 310px;
    border: 1px solid rgba(255, 255, 255, .22);
}

.pibg-section-nav a {
    padding: 12px;
    color: #fff;
    border-right: 1px solid rgba(255, 255, 255, .16);
    border-bottom: 1px solid rgba(255, 255, 255, .16);
    font-size: .66rem;
    font-weight: 700;
    text-align: center;
    text-decoration: none;
}

.pibg-section-nav a:hover {
    color: var(--navy-950);
    background: var(--gold-500);
}

.pibg-intro {
    display: grid;
    grid-template-columns: 190px minmax(0, 1fr);
    align-items: center;
    margin-block: 55px 75px;
    padding: 30px;
    background: #fff;
    border: 1px solid var(--line);
    border-left: 5px solid var(--red-500);
    box-shadow: var(--shadow-sm);
    gap: 30px;
}

.pibg-intro-photo img {
    display: block;
    width: 150px;
    height: 150px;
    margin-inline: auto;
    object-fit: cover;
    border-radius: 50%;
}

.pibg-intro blockquote {
    margin: 0;
}

.pibg-intro blockquote > p {
    margin: 0;
    color: var(--navy-900);
    font-size: clamp(1rem, 2.3vw, 1.35rem);
    font-weight: 600;
    line-height: 1.65;
}

.pibg-intro blockquote footer {
    margin-top: 18px;
}

.pibg-intro blockquote strong,
.pibg-intro blockquote span {
    display: block;
}

.pibg-intro blockquote strong {
    font-size: .78rem;
}

.pibg-intro blockquote span {
    margin-top: 3px;
    color: var(--blue-600);
    font-size: .65rem;
    font-weight: 700;
}

.pibg-section {
    padding-bottom: 72px;
    scroll-margin-top: 80px;
}

.pibg-loading,
.pibg-empty {
    padding: 28px;
    color: var(--muted);
    background: #f5f8fb;
    border: 1px dashed #bdc9d7;
    font-size: .72rem;
    text-align: center;
}

.pibg-accordion {
    display: grid;
    gap: 10px;
}

.committee-group {
    border: 1px solid var(--line);
}

.committee-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    min-height: 52px;
    padding: 13px 17px;
    color: var(--navy-900);
    cursor: pointer;
    background: #f4f7fa;
    border: 0;
    font: inherit;
    font-size: .72rem;
    font-weight: 800;
    text-align: left;
}

.committee-toggle b {
    color: var(--blue-600);
    font-size: 1.1rem;
}

.committee-toggle[aria-expanded="true"] b {
    transform: rotate(45deg);
}

.committee-list {
    display: none;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    padding: 14px;
    border-top: 1px solid var(--line);
    gap: 10px;
}

.committee-list.open {
    display: grid;
}

.committee-card {
    display: flex;
    align-items: center;
    min-width: 0;
    padding: 12px;
    background: #fff;
    border: 1px solid #e2e8ef;
    gap: 12px;
}

.committee-card img,
.committee-initial {
    display: grid;
    flex: 0 0 auto;
    width: 52px;
    height: 52px;
    color: #fff;
    background: var(--navy-800);
    object-fit: cover;
    border-radius: 50%;
    place-items: center;
    font-size: 1rem;
    font-weight: 700;
}

.committee-card div {
    min-width: 0;
}

.committee-card strong,
.committee-card span {
    display: block;
}

.committee-card strong {
    font-size: .68rem;
    line-height: 1.35;
}

.committee-card div span {
    margin-top: 5px;
    color: var(--blue-600);
    font-size: .57rem;
    font-weight: 700;
    text-transform: uppercase;
}

.activity-records {
    padding-top: 62px;
    border-top: 1px solid var(--line);
}

.pibg-years {
    display: grid;
    gap: 20px;
}

.pibg-year {
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--line);
}

.pibg-year-heading {
    display: flex;
    justify-content: space-between;
    padding: 14px 18px;
    color: #fff;
    background: var(--navy-900);
    gap: 20px;
}

.pibg-year-heading strong,
.pibg-year-heading span {
    font-size: .7rem;
}

.pibg-table-wrap {
    overflow-x: auto;
}

.pibg-year table {
    width: 100%;
    border-collapse: collapse;
}

.pibg-year th,
.pibg-year td {
    padding: 12px 14px;
    border-bottom: 1px solid #e6ebf1;
    font-size: .65rem;
    text-align: left;
}

.pibg-year th {
    color: var(--navy-900);
    background: #f3f6f9;
}

.pibg-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    margin-bottom: 75px;
    gap: 16px;
}

.pibg-action-card {
    padding: 30px;
    background: #fff;
    border: 1px solid var(--line);
    border-top: 5px solid var(--gold-500);
    box-shadow: var(--shadow-sm);
}

.pibg-action-card:nth-child(2) {
    border-top-color: var(--red-500);
}

.pibg-action-card h2 {
    margin: 0;
    color: var(--navy-900);
    font-size: 1.45rem;
}

.pibg-action-card ol {
    margin: 20px 0;
    padding-left: 20px;
    color: var(--muted);
    font-size: .72rem;
    line-height: 1.8;
}

.pibg-primary-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 10px 15px;
    color: #fff;
    cursor: pointer;
    background: var(--navy-800);
    border: 0;
    border-radius: 3px;
    font: inherit;
    font-size: .7rem;
    font-weight: 700;
    text-decoration: none;
}

.pibg-action-card > small {
    display: block;
    margin-top: 12px;
    color: var(--muted);
    font-size: .58rem;
}

#pibg-form {
    display: grid;
    margin-top: 18px;
    gap: 7px;
}

#pibg-form label {
    font-size: .63rem;
    font-weight: 700;
}

#pibg-form input,
#pibg-form textarea {
    width: 100%;
    padding: 10px 11px;
    border: 1px solid #bdc9d7;
    border-radius: 3px;
    font: inherit;
    font-size: .7rem;
    resize: vertical;
}

.pibg-contact {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    margin-top: 18px;
    padding-top: 15px;
    border-top: 1px solid var(--line);
    gap: 4px 12px;
}

.pibg-contact strong,
.pibg-contact span {
    flex-basis: 100%;
}

.pibg-contact strong {
    font-size: .68rem;
}

.pibg-contact span,
.pibg-contact a {
    color: var(--muted);
    font-size: .6rem;
}

@media (max-width: 850px) {
    .pibg-hero-inner {
        align-items: stretch;
        flex-direction: column;
    }

    .pibg-section-nav {
        min-width: 0;
    }

    .committee-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .pibg-actions {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 580px) {
    .pibg-hero-inner,
    .pibg-intro,
    .pibg-section,
    .pibg-actions {
        width: min(100% - 28px, 1180px);
    }

    .pibg-hero-inner {
        padding-block: 42px;
    }

    .pibg-intro {
        grid-template-columns: 1fr;
        margin-block: 30px 52px;
        padding: 22px;
        text-align: center;
    }

    .pibg-intro-photo img {
        width: 110px;
        height: 110px;
    }

    .committee-list {
        grid-template-columns: 1fr;
    }

    .pibg-year table,
    .pibg-year tbody,
    .pibg-year tr,
    .pibg-year td {
        display: block;
    }

    .pibg-year thead {
        display: none;
    }

    .pibg-year tr {
        padding: 10px 13px;
        border-bottom: 1px solid var(--line);
    }

    .pibg-year td {
        display: grid;
        grid-template-columns: 105px minmax(0, 1fr);
        padding: 5px 0;
        border: 0;
        gap: 8px;
    }

    .pibg-year td::before {
        color: var(--muted);
        content: attr(data-label);
        font-size: .57rem;
        font-weight: 700;
    }

    .pibg-year-heading {
        align-items: flex-start;
        flex-direction: column;
        gap: 4px;
    }

    .pibg-action-card {
        padding: 23px;
    }
}
.pibg-master-panel {
    width: min(1180px, calc(100% - 40px));
    margin: 26px auto;
    overflow: hidden;
    background: #fff;
    border: 1px solid #d3deea;
    border-radius: 10px;
    box-shadow: 0 10px 26px rgba(12, 48, 86, .07);
}

.pibg-master-panel > summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 64px;
    padding: 13px 22px;
    color: #fff;
    background: #103d69;
    border-bottom: 4px solid #ffd100;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 800;
    list-style: none;
}

.pibg-master-panel > summary::-webkit-details-marker {
    display: none;
}

.pibg-master-panel > summary::after {
    content: "＋";
}

.pibg-master-panel[open] > summary::after {
    content: "−";
}

.pibg-master-panel > .pibg-section,
.pibg-master-panel > .pibg-actions {
    width: 100%;
    margin: 0;
    padding: 28px;
}

@media (max-width: 600px) {
    .pibg-master-panel {
        width: min(100% - 24px, 1180px);
        margin-block: 16px;
    }

    .pibg-master-panel > summary {
        min-height: 56px;
        padding-inline: 16px;
    }

    .pibg-master-panel > .pibg-section,
    .pibg-master-panel > .pibg-actions {
        padding: 18px;
    }
}