.formation-age-grade-page {
    --fag-bg-a: #f6f8ff;
    --fag-bg-b: #eef8f6;
    --fag-surface: rgba(255, 255, 255, 0.9);
    --fag-surface-strong: #ffffff;
    --fag-border: rgba(15, 23, 42, 0.08);
    --fag-shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
    --fag-shadow-hover: 0 12px 24px rgba(15, 23, 42, 0.12);
    --fag-text: #0f172a;
    --fag-muted: #64748b;
    --fag-accent: #0f766e;
    --fag-accent-strong: #115e59;
    --fag-accent-soft: rgba(15, 118, 110, 0.12);
    --fag-warning: #b45309;
    --fag-warning-soft: rgba(245, 158, 11, 0.12);
}

.formation-age-grade-page body,
body.formation-age-grade-page {
    font-family: "Noto Sans JP", sans-serif;
    background:
        radial-gradient(circle at 8% 12%, rgba(15, 118, 110, 0.06), transparent 45%),
        radial-gradient(circle at 90% 20%, rgba(59, 130, 246, 0.07), transparent 40%),
        linear-gradient(180deg, var(--fag-bg-a), var(--fag-bg-b));
}

.fag-page {
    max-width: 1180px;
}

.fag-page .page-header {
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(240, 253, 250, 0.95));
    border-color: rgba(15, 118, 110, 0.14);
}

.fag-page .page-header__title-text {
    font-family: "M PLUS 1p", "Noto Sans JP", sans-serif;
    letter-spacing: 0.03em;
}

.fag-toolbar {
    background: var(--fag-surface);
    border: 1px solid var(--fag-border);
    box-shadow: var(--fag-shadow);
    backdrop-filter: blur(8px);
}

.fag-toolbar__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.65fr) minmax(280px, 0.9fr);
    gap: 1rem;
    align-items: start;
}

.fag-toolbar__panel {
    border: 1px solid rgba(15, 23, 42, 0.06);
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.7);
    padding: 0.9rem;
}

.fag-toolbar__panel--filters {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(248, 250, 252, 0.88));
}

.fag-toolbar__panel--settings {
    background:
        linear-gradient(180deg, rgba(240, 253, 250, 0.7), rgba(255, 255, 255, 0.86));
}

.fag-toolbar__block + .fag-toolbar__block {
    margin-top: 0.95rem;
}

.fag-toolbar__settings {
    display: grid;
    gap: 0.9rem;
}

.fag-toolbar__setting + .fag-toolbar__setting {
    margin-top: 0;
}

.fag-date-setting {
    padding: 0.75rem 0.8rem;
    border: 1px solid var(--fag-border);
    border-radius: 0.9rem;
    background: rgba(255, 255, 255, 0.76);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.4);
}

.fag-date-setting__head {
    margin-bottom: 0.55rem;
}

.fag-date-setting__controls {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.5rem;
    align-items: center;
    min-width: 0;
}

.fag-date-input {
    min-width: 0;
    min-height: 2.5rem;
    border-radius: 0.75rem;
    border: 1px solid rgba(15, 23, 42, 0.12);
    background: rgba(255, 255, 255, 0.94);
    color: var(--fag-text);
    font-weight: 600;
    transition: border-color 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}

.fag-date-input:hover {
    border-color: rgba(15, 118, 110, 0.24);
    background: #fff;
}

.fag-date-input:focus,
.fag-date-input:focus-visible {
    border-color: rgba(15, 118, 110, 0.38);
    box-shadow: 0 0 0 0.2rem rgba(15, 118, 110, 0.14);
}

.fag-date-reset {
    min-height: 2.5rem;
    padding: 0.45rem 0.8rem;
    border-radius: 0.75rem;
    border: 1px solid rgba(15, 118, 110, 0.18);
    background: rgba(255, 255, 255, 0.92);
    color: var(--fag-accent-strong);
    font-size: 0.84rem;
    font-weight: 700;
    line-height: 1.2;
    white-space: nowrap;
    transition: transform 0.18s ease, border-color 0.18s ease, background-color 0.18s ease, box-shadow 0.18s ease;
}

.fag-date-reset:hover {
    transform: translateY(-1px);
    border-color: rgba(15, 118, 110, 0.32);
    background: rgba(240, 253, 250, 0.96);
    box-shadow: 0 6px 16px rgba(15, 23, 42, 0.06);
}

.fag-date-reset:active {
    transform: translateY(0);
    background: rgba(226, 248, 244, 0.95);
}

.fag-date-reset:focus-visible {
    outline: 2px solid rgba(15, 118, 110, 0.35);
    outline-offset: 2px;
}

.fag-date-reset:disabled {
    opacity: 0.65;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.fag-date-help {
    color: var(--fag-muted);
    font-size: 0.78rem;
    line-height: 1.35;
}

.fag-toolbar__export {
    display: flex;
    align-items: stretch;
}

.fag-segmented {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.fag-segmented--groups {
    width: 100%;
}

.fag-segmented--generations {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
    gap: 0.45rem;
    align-items: stretch;
}

.fag-segmented__input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.fag-segmented__label {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.35rem;
    padding: 0.45rem 0.9rem;
    border-radius: 999px;
    border: 1px solid rgba(15, 23, 42, 0.1);
    background: rgba(255, 255, 255, 0.9);
    color: var(--fag-text);
    font-weight: 600;
    font-size: 0.92rem;
    line-height: 1.2;
    cursor: pointer;
    transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.fag-segmented__label:hover {
    border-color: rgba(15, 118, 110, 0.25);
    background: rgba(255, 255, 255, 1);
    transform: translateY(-1px);
}

.fag-segmented__label:active {
    transform: translateY(0);
}

.fag-segmented__label:focus-visible {
    outline: 2px solid rgba(15, 118, 110, 0.35);
    outline-offset: 2px;
}

.fag-segmented__input:checked + .fag-segmented__label {
    background: linear-gradient(135deg, rgba(15, 118, 110, 0.12), rgba(14, 165, 233, 0.13));
    border-color: rgba(15, 118, 110, 0.35);
    color: var(--fag-accent-strong);
    box-shadow: inset 0 0 0 1px rgba(15, 118, 110, 0.12);
}

.fag-segmented--compact .fag-segmented__label {
    min-width: 4.5rem;
}

.fag-segmented--generations .fag-segmented__label {
    min-height: 2.2rem;
    justify-content: flex-start;
    text-align: left;
    font-size: 0.84rem;
    line-height: 1.25;
    white-space: normal;
    border-radius: 0.85rem;
    width: 100%;
    padding-inline: 0.7rem;
}

.fag-generation-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0.6rem;
}

.fag-generation-actions {
    flex: 0 0 auto;
}

.fag-generation-select-all {
    min-height: 2.1rem;
    padding: 0.35rem 0.75rem;
    border-radius: 0.75rem;
    border: 1px solid rgba(15, 118, 110, 0.18);
    background: rgba(255, 255, 255, 0.92);
    color: var(--fag-accent-strong);
    font-size: 0.82rem;
    font-weight: 700;
    line-height: 1.2;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.6);
}

.fag-generation-select-all:hover {
    border-color: rgba(15, 118, 110, 0.32);
    background: rgba(240, 253, 250, 0.95);
}

.fag-generation-select-all:active {
    background: rgba(226, 248, 244, 0.95);
}

.fag-generation-select-all.is-active {
    border-color: rgba(15, 118, 110, 0.35);
    background: linear-gradient(135deg, rgba(15, 118, 110, 0.09), rgba(14, 165, 233, 0.09));
    color: var(--fag-accent-strong);
}

.fag-generation-select-all:focus-visible {
    outline: 2px solid rgba(15, 118, 110, 0.35);
    outline-offset: 2px;
}

.fag-generation-select-all:disabled {
    opacity: 0.58;
    cursor: not-allowed;
}

.fag-filter-help {
    color: var(--fag-muted);
    font-size: 0.78rem;
    line-height: 1.35;
}

.fag-filter-summary {
    margin-top: 0.45rem;
    color: #334155;
    font-size: 0.8rem;
    font-weight: 600;
    line-height: 1.35;
}

.fag-switch {
    padding: 0.6rem 0.8rem;
    border: 1px solid var(--fag-border);
    border-radius: 0.9rem;
    background: rgba(255, 255, 255, 0.75);
    min-height: 2.85rem;
    display: inline-flex;
    align-items: center;
    justify-content: flex-start;
    gap: 0.6rem;
    width: fit-content;
    max-width: 100%;
    margin: 0;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.4);
}

.fag-switch:hover {
    border-color: rgba(15, 118, 110, 0.2);
    background: rgba(255, 255, 255, 0.92);
}

.fag-switch .form-check-input {
    cursor: pointer;
    margin: 0;
    float: none;
    flex: 0 0 auto;
}

.fag-switch .form-check-label {
    cursor: pointer;
    user-select: none;
    color: var(--fag-text);
    font-weight: 600;
    line-height: 1.3;
}

.fag-switch .form-check-input:focus-visible {
    outline: 2px solid rgba(15, 118, 110, 0.35);
    outline-offset: 2px;
}

.fag-switch .form-check-input:checked {
    background-color: var(--fag-accent);
    border-color: var(--fag-accent);
}

.fag-export-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 2.6rem;
    padding: 0.5rem 1rem;
    border-radius: 0.85rem;
    border: 1px solid rgba(15, 118, 110, 0.22);
    background: linear-gradient(135deg, rgba(15, 118, 110, 0.1), rgba(14, 165, 233, 0.1));
    color: var(--fag-accent-strong);
    font-weight: 700;
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.fag-export-button:hover {
    transform: translateY(-1px);
    border-color: rgba(15, 118, 110, 0.35);
    box-shadow: 0 8px 18px rgba(15, 23, 42, 0.08);
}

.fag-export-button:active {
    transform: translateY(0);
}

.fag-export-button:focus-visible {
    outline: 2px solid rgba(15, 118, 110, 0.35);
    outline-offset: 2px;
}

.fag-export-button:disabled {
    opacity: 0.65;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.fag-summary {
    display: grid;
    grid-template-columns: minmax(220px, 320px) 1fr;
    gap: 1rem;
    align-items: stretch;
}

.fag-summary__main,
.fag-summary__stats {
    border: 1px solid var(--fag-border);
    border-radius: 1.1rem;
    background: var(--fag-surface-strong);
    box-shadow: var(--fag-shadow);
}

.fag-summary__main {
    padding: 1rem 1.1rem;
    background:
        linear-gradient(160deg, rgba(15, 118, 110, 0.08), rgba(59, 130, 246, 0.06)),
        #fff;
}

.fag-summary__eyebrow {
    margin: 0;
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--fag-muted);
    font-weight: 700;
}

.fag-summary__average {
    margin: 0.25rem 0 0;
    font-family: "M PLUS 1p", "Noto Sans JP", sans-serif;
    font-size: clamp(1.8rem, 1.2vw + 1.2rem, 2.35rem);
    line-height: 1.1;
    font-weight: 800;
    color: var(--fag-text);
}

.fag-summary__metrics {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.65rem;
    align-items: end;
}

.fag-summary__metric {
    min-width: 0;
}

.fag-summary__metric-label {
    margin: 0;
    color: var(--fag-muted);
    font-size: 0.78rem;
    font-weight: 700;
    line-height: 1.3;
}

.fag-summary__average--secondary {
    font-size: clamp(1.35rem, 1vw + 0.95rem, 1.75rem);
}

.fag-summary__note {
    margin-top: 0.35rem;
    color: var(--fag-muted);
    font-size: 0.9rem;
}

.fag-summary__stats {
    padding: 0.85rem;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.75rem;
}

.fag-summary__stat {
    border-radius: 0.8rem;
    border: 1px solid rgba(15, 23, 42, 0.06);
    background: rgba(248, 250, 252, 0.9);
    padding: 0.8rem;
}

.fag-summary__stat-label {
    display: block;
    color: var(--fag-muted);
    font-size: 0.78rem;
    margin-bottom: 0.25rem;
}

.fag-summary__stat-value {
    display: block;
    color: var(--fag-text);
    font-weight: 700;
}

.fag-empty-state {
    margin: 0 0 1rem;
    padding: 0.85rem 1rem;
    border-radius: 0.9rem;
    border: 1px solid rgba(15, 23, 42, 0.08);
    background: rgba(255, 255, 255, 0.86);
    color: var(--fag-muted);
}

.fag-board {
    display: grid;
    gap: 1rem;
}

.fag-row {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 0;
    border-radius: 1rem;
    overflow: hidden;
    border: 1px solid rgba(15, 23, 42, 0.08);
    background: rgba(255, 255, 255, 0.92);
    box-shadow: var(--fag-shadow);
}

.fag-row__head {
    border-right: 1px dashed rgba(15, 23, 42, 0.14);
    background:
        linear-gradient(180deg, rgba(241, 245, 249, 0.85), rgba(255, 255, 255, 0.85));
    padding: 1rem;
    display: grid;
    align-content: center;
    gap: 0.35rem;
    min-height: 100%;
}

.fag-row__fiscal {
    margin: 0;
    color: var(--fag-text);
    font-weight: 800;
    font-family: "M PLUS 1p", "Noto Sans JP", sans-serif;
    letter-spacing: 0.02em;
}

.fag-row__stage {
    margin: 0;
    color: #1f2937;
    font-size: 1.2rem;
    line-height: 1.35;
    font-weight: 700;
}

.fag-row__meta {
    margin: 0;
    color: var(--fag-muted);
    font-size: 0.78rem;
    font-weight: 600;
}

.fag-row__content {
    padding: 0.9rem;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(132px, 1fr));
    gap: 0.75rem;
    align-items: start;
}

.fag-member-card {
    border-radius: 0.95rem;
    border: 1px solid rgba(15, 23, 42, 0.08);
    background: rgba(255, 255, 255, 0.98);
    overflow: hidden;
    box-shadow: 0 6px 16px rgba(15, 23, 42, 0.05);
    transition: transform 0.16s ease, box-shadow 0.16s ease, border-color 0.16s ease, filter 0.16s ease;
}

.fag-member-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--fag-shadow-hover);
    border-color: rgba(15, 118, 110, 0.2);
}

.fag-member-card:active {
    transform: translateY(0);
    box-shadow: 0 8px 18px rgba(15, 23, 42, 0.08);
}

.fag-member-card.is-graduated {
    filter: saturate(0.6);
    opacity: 0.86;
}

.fag-member-card.is-scheduled-graduation {
    border-color: rgba(245, 158, 11, 0.25);
}

.fag-member-card__image-wrap {
    background:
        linear-gradient(180deg, rgba(241, 245, 249, 0.9), rgba(255, 255, 255, 1));
    aspect-ratio: 4 / 3;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    overflow: hidden;
}

.fag-member-card__image {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 28%;
}

.fag-member-card__body {
    padding: 0.6rem 0.65rem 0.65rem;
}

.fag-member-card__title-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: baseline;
    gap: 0.35rem;
}

.fag-member-card__name {
    margin: 0;
    color: var(--fag-text);
    font-weight: 700;
    line-height: 1.2;
    font-size: 0.94rem;
    min-width: 0;
    white-space: normal;
    overflow-wrap: anywhere;
    letter-spacing: -0.01em;
}

.fag-member-card__inline-meta {
    margin: 0;
    color: var(--fag-accent-strong);
    font-size: 0.7rem;
    font-weight: 700;
    line-height: 1.2;
    white-space: nowrap;
}

.fag-member-card__birth-row {
    margin-top: 0.2rem;
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.35rem;
    min-width: 0;
}

.fag-member-card__birth {
    margin: 0;
    color: #334155;
    font-size: 0.72rem;
    line-height: 1.25;
    min-width: 0;
}

.fag-member-card__age {
    margin: 0;
    color: var(--fag-accent-strong);
    font-size: 0.66rem;
    font-weight: 700;
    line-height: 1.2;
    white-space: nowrap;
    flex: 0 0 auto;
}

.fag-member-card__sub {
    margin: 0.15rem 0 0;
    color: var(--fag-muted);
    font-size: 0.72rem;
    line-height: 1.3;
}

.fag-member-card__badges {
    margin-top: 0.4rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.fag-badge {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    border: 1px solid transparent;
    font-size: 0.7rem;
    font-weight: 700;
    line-height: 1;
    padding: 0.26rem 0.5rem;
}

.fag-badge--graduated {
    color: #6b7280;
    background: rgba(107, 114, 128, 0.12);
    border-color: rgba(107, 114, 128, 0.16);
}

.fag-badge--scheduled {
    color: var(--fag-warning);
    background: var(--fag-warning-soft);
    border-color: rgba(245, 158, 11, 0.18);
}

@media (max-width: 992px) {
    .fag-toolbar__grid {
        grid-template-columns: 1fr;
    }

    .fag-summary {
        grid-template-columns: 1fr;
    }

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

    .fag-row {
        grid-template-columns: 190px 1fr;
    }
}

@media (max-width: 576px) {
    .fag-toolbar .card-body {
        padding: 0.9rem;
    }

    .fag-toolbar__panel {
        padding: 0.8rem;
    }

    .fag-generation-head {
        flex-direction: column;
        align-items: stretch;
        gap: 0.45rem;
    }

    .fag-generation-select-all {
        width: 100%;
    }

    .fag-segmented {
        width: 100%;
    }

    .fag-segmented__label {
        flex: 1 1 auto;
        min-width: 0;
        text-align: center;
        padding-inline: 0.65rem;
    }

    .fag-segmented--generations .fag-segmented__label {
        text-align: left;
        justify-content: flex-start;
        padding-inline: 0.65rem;
    }

    .fag-segmented--generations {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .fag-filter-summary {
        margin-top: 0.4rem;
        font-size: 0.76rem;
    }

    .fag-switch {
        width: 100%;
        justify-content: flex-start;
    }

    .fag-date-setting__controls {
        grid-template-columns: 1fr;
    }

    .fag-date-input,
    .fag-date-reset {
        width: 100%;
    }

    .fag-export-button {
        width: 100%;
    }

    .fag-summary__stats {
        grid-template-columns: 1fr;
    }

    .fag-summary__metrics {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .fag-row {
        grid-template-columns: 1fr;
    }

    .fag-row__head {
        border-right: 0;
        border-bottom: 1px dashed rgba(15, 23, 42, 0.14);
        padding: 0.85rem 0.9rem;
    }

    .fag-row__stage {
        font-size: 1rem;
    }

    .fag-row__content {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.6rem;
        padding: 0.75rem;
    }

    .fag-member-card__body {
        padding: 0.55rem 0.55rem 0.6rem;
    }

    .fag-member-card__name {
        font-size: 0.88rem;
        line-height: 1.18;
    }

    .fag-member-card__inline-meta {
        font-size: 0.64rem;
    }

    .fag-member-card__age {
        font-size: 0.64rem;
    }

    .fag-member-card__birth,
    .fag-member-card__sub {
        font-size: 0.68rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .fag-segmented__label,
    .fag-member-card,
    .fag-export-button,
    .fag-date-input,
    .fag-date-reset {
        transition: none;
    }
}