:root {
    --color-bg: var(--theme-bg, #f6f7f5);
    --color-surface: #ffffff;
    --color-surface-muted: var(--theme-table-hover, #fbfcfb);
    --color-border: color-mix(in srgb, var(--theme-card-border, rgba(221, 229, 226, 0.88)) 75%, #dde5e2);
    --color-border-strong: color-mix(in srgb, var(--theme-card-border, rgba(221, 229, 226, 0.88)) 85%, #c7d4d0);
    --color-text: #2f3736;
    --color-text-soft: #66706d;
    --color-heading: #24302d;
    --color-primary: var(--theme-primary, #5f8f8b);
    --color-primary-deep: var(--theme-primary-deep, #476f6c);
    --color-primary-soft: var(--theme-primary-soft, #edf4f3);
    --color-primary-surface: color-mix(in srgb, var(--color-primary) 8%, white);
    --color-primary-border: color-mix(in srgb, var(--color-primary) 18%, white);
    --color-primary-border-strong: color-mix(in srgb, var(--color-primary) 52%, white);
    --color-primary-glow: color-mix(in srgb, var(--color-primary) 14%, transparent);
    --color-primary-button-top: color-mix(in srgb, var(--color-primary) 84%, white);
    --color-primary-button-hover-top: color-mix(in srgb, var(--color-primary-deep) 78%, white);
    --color-shadow: 0 14px 34px rgba(40, 59, 56, 0.06);
    --color-success-bg: #edf7f3;
    --color-success-text: #2f6f53;
    --color-warning-bg: #fff6e9;
    --color-warning-text: #8b6728;
    --color-danger-bg: #fdf0ef;
    --color-danger-text: #9a4c46;
    --color-info-bg: #eff4f8;
    --color-info-text: #49697f;
    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 22px;
    --sidebar-width: 260px;
    --header-height: 88px;
    --font-sans: "Zen Kaku Gothic New", sans-serif;
    --font-serif: "Cormorant Garamond", serif;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    font-size: 16px;
}

body {
    margin: 0;
    min-height: 100vh;
    background:
        radial-gradient(circle at top right, var(--theme-accent, rgba(95, 143, 139, 0.08)), transparent 20%),
        linear-gradient(180deg, var(--theme-bg-top, #fafbfa) 0%, var(--color-bg) 100%);
    color: var(--color-text);
    font-family: var(--font-sans);
    line-height: 1.6;
}

.auth-body {
    display: grid;
    place-items: center;
    padding: 2rem 1.25rem;
}

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
select,
textarea {
    font: inherit;
}

.app-shell {
    display: grid;
    grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
    min-height: 100vh;
}

.sidebar {
    position: sticky;
    top: 0;
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
    height: 100vh;
    padding: 1.5rem 1.1rem;
    background: rgba(255, 255, 255, 0.92);
    border-right: 1px solid rgba(221, 229, 226, 0.9);
    backdrop-filter: blur(14px);
}

.sidebar-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75rem;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    padding: 0.65rem 0.5rem 0.9rem;
}

.sidebar-close {
    display: none;
    align-items: center;
    justify-content: center;
    min-width: 4.75rem;
    height: 2.5rem;
    padding: 0 0.9rem;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    background: #fff;
    color: var(--color-heading);
    cursor: pointer;
    flex-shrink: 0;
    font-weight: 700;
    line-height: 1;
    white-space: nowrap;
}

.sidebar-brand-mark {
    display: grid;
    place-items: center;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 1rem;
    background: linear-gradient(145deg, var(--color-primary-soft), var(--color-primary-surface));
    color: var(--color-primary-deep);
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
}

.sidebar-brand-name {
    margin: 0;
    color: var(--color-heading);
    font-size: 1rem;
    font-weight: 700;
}

.sidebar-brand-sub {
    margin: 0.15rem 0 0;
    color: var(--color-text-soft);
    font-size: 0.82rem;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    overflow-y: auto;
    padding-right: 0.25rem;
}

.nav-section {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.nav-section-title {
    margin: 0 0 0.2rem;
    padding: 0 0.6rem;
    color: #84908c;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.nav-link {
    display: flex;
    align-items: center;
    min-height: 2.8rem;
    padding: 0.72rem 0.9rem;
    border: 1px solid transparent;
    border-radius: 0.95rem;
    color: var(--color-text-soft);
    font-weight: 500;
    transition: 0.2s ease;
}

.nav-link:hover {
    border-color: #edf1ef;
    background: #fafcfb;
    color: var(--color-heading);
}

.nav-link.is-active {
    border-color: var(--color-primary-border);
    background: linear-gradient(180deg, var(--color-primary-surface) 0%, var(--color-primary-soft) 100%);
    color: var(--color-primary-deep);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.nav-link-button {
    width: 100%;
    background: transparent;
    cursor: pointer;
    text-align: left;
}

.nav-section-logout {
    margin-top: auto;
    padding-top: 0.35rem;
}

.app-main {
    min-width: 0;
}

.app-header {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    min-height: var(--header-height);
    padding: 1.25rem 2rem;
    background: var(--theme-header-bg, rgba(246, 247, 245, 0.78));
    border-bottom: 1px solid color-mix(in srgb, var(--theme-card-border, rgba(221, 229, 226, 0.88)) 80%, white);
    backdrop-filter: blur(14px);
}

.header-left,
.header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.header-right {
    justify-content: flex-end;
}

.sidebar-toggle {
    display: none;
    grid-template-columns: 1fr;
    gap: 0.28rem;
    padding: 0.72rem;
    border: 1px solid var(--color-border);
    border-radius: 0.9rem;
    background: var(--color-surface);
    cursor: pointer;
}

.sidebar-toggle span {
    display: block;
    width: 1.1rem;
    height: 2px;
    border-radius: 999px;
    background: var(--color-heading);
}

.eyebrow,
.section-kicker {
    margin: 0 0 0.2rem;
    color: var(--color-primary);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.page-title,
.section-title,
.card-title {
    margin: 0;
    color: var(--color-heading);
    letter-spacing: -0.01em;
}

.page-title {
    font-size: 1.55rem;
    font-weight: 700;
}

.page-date-emphasis {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.65rem;
    margin-right: 0.35rem;
    border-radius: 999px;
    background: var(--color-primary-soft);
    color: var(--color-primary-deep);
    font-weight: 700;
}

.header-note {
    padding: 0.8rem 1rem;
    border: 1px solid var(--color-primary-border);
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.72);
}

.header-note-label {
    display: block;
    color: var(--color-text-soft);
    font-size: 0.74rem;
}

.user-chip {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.55rem 0.7rem 0.55rem 0.55rem;
    border: 1px solid var(--color-primary-border);
    border-radius: 999px;
    background: color-mix(in srgb, var(--color-primary-surface) 60%, white);
}

.user-chip-avatar {
    display: grid;
    place-items: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 999px;
    background: linear-gradient(145deg, var(--color-primary), var(--color-primary-button-top));
    color: white;
    font-weight: 700;
}

.user-chip-name,
.user-chip-role {
    margin: 0;
    line-height: 1.25;
}

.user-chip-role {
    color: var(--color-text-soft);
    font-size: 0.82rem;
}

.content-area {
    padding: 1.75rem 2rem 2.5rem;
}

.auth-shell {
    width: min(100%, 520px);
}

.auth-card {
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(221, 229, 226, 0.9);
    border-radius: 28px;
    box-shadow: 0 22px 48px rgba(40, 59, 56, 0.08);
    padding: 2rem;
}

.auth-brand {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    margin-bottom: 1.5rem;
}

.auth-copy {
    margin-bottom: 1.5rem;
}

.auth-form {
    margin-top: 1.25rem;
}

.auth-footnote {
    margin: 1rem 0 0;
    color: var(--color-text-soft);
    font-size: 0.88rem;
}

.page-intro,
.card {
    background: var(--theme-card-bg, rgba(255, 255, 255, 0.92));
    border: 1px solid var(--theme-card-border, rgba(221, 229, 226, 0.88));
    border-radius: var(--radius-lg);
    box-shadow: var(--color-shadow);
}

.page-intro {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 2rem;
    margin-bottom: 1.5rem;
}

.section-title {
    font-size: 1.9rem;
    font-weight: 700;
}

.section-description {
    max-width: 62ch;
    margin: 0.7rem 0 0;
    color: var(--color-text-soft);
}

.page-intro-actions,
.button-row,
.badge-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.stat-grid,
.content-grid {
    display: grid;
    gap: 1.5rem;
}

.stat-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-bottom: 1.5rem;
}

.stat-grid-compact {
    grid-template-columns: repeat(1, minmax(0, 280px));
}

.stat-card {
    padding: 1.4rem 1.4rem 1.2rem;
}

.stat-label,
.stat-meta {
    margin: 0;
}

.stat-label {
    color: var(--color-text-soft);
    font-size: 0.88rem;
}

.stat-value {
    margin: 0.35rem 0 0.25rem;
    color: var(--color-heading);
    font-size: 1.85rem;
    font-weight: 700;
}

.stat-meta {
    color: var(--color-primary-deep);
    font-size: 0.88rem;
}

.content-grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(320px, 0.9fr);
    align-items: start;
}

.blog-access-chart-wrap {
    position: relative;
    min-height: 320px;
}

.stack {
    display: grid;
    gap: 1.5rem;
}

.button-stack {
    display: grid;
    gap: 0.75rem;
}

.detail-grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(280px, 0.8fr);
}

.card {
    padding: 1.5rem;
}

.card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.25rem;
    padding-bottom: 0.95rem;
    border-bottom: 1px solid var(--theme-line, #edf1ef);
}

.card-title {
    font-size: 1.15rem;
    font-weight: 700;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.8rem;
    padding: 0.72rem 1rem;
    border: 1px solid transparent;
    border-radius: 999px;
    font-weight: 700;
    cursor: pointer;
    transition: 0.2s ease;
}

.button-block {
    width: 100%;
}

.button-small {
    min-height: 2.25rem;
    padding: 0.45rem 0.8rem;
    font-size: 0.88rem;
}

.button:focus-visible,
.nav-link:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 3px solid var(--color-primary-border);
    outline-offset: 2px;
}

.button-primary {
    background: linear-gradient(180deg, var(--color-primary-button-top) 0%, var(--color-primary) 100%);
    color: #fff;
}

.button-primary:hover {
    background: linear-gradient(180deg, var(--color-primary-button-hover-top) 0%, var(--color-primary-deep) 100%);
}

.button-secondary {
    border-color: var(--color-primary-border);
    background: var(--color-primary-soft);
    color: var(--color-primary-deep);
}

.button-secondary:hover,
.button-ghost:hover {
    background: var(--color-primary-surface);
}

.button-ghost {
    border-color: var(--color-border);
    background: #fff;
    color: var(--color-heading);
}

.button-danger {
    border-color: #f1d1cf;
    background: var(--color-danger-bg);
    color: var(--color-danger-text);
}

.blog-category-picker {
    display: grid;
    gap: 0.75rem;
}

.blog-category-picker-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    align-items: center;
}

.blog-category-picker-controls select {
    flex: 1 1 16rem;
}

.blog-category-selected-list,
.blog-detail-category-list,
.blog-post-mobile-card__categories {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
}

.blog-category-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    min-height: 2rem;
    padding: 0.28rem 0.4rem 0.28rem 0.7rem;
    border: 1px solid var(--theme-line, #edf1ef);
    border-radius: 999px;
    background: color-mix(in srgb, var(--theme-card-bg, #fff) 92%, white);
    color: var(--color-heading);
    font-size: 0.84rem;
    font-weight: 700;
}

.blog-category-chip-remove {
    border: none;
    border-radius: 999px;
    background: rgba(95, 143, 139, 0.1);
    color: var(--color-primary-deep);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.55rem;
    height: 1.55rem;
    min-height: 1.55rem;
    padding: 0;
    font: inherit;
    font-size: 1rem;
    line-height: 1;
    font-weight: 700;
    cursor: pointer;
}

.blog-category-chip-remove:hover {
    background: rgba(95, 143, 139, 0.16);
}

.blog-detail-hero-title-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem 1rem;
}

.blog-detail-status-badge {
    min-height: 2rem;
}

.blog-detail-meta-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.85rem;
    margin: 0;
}

.blog-detail-meta-item {
    display: grid;
    gap: 0.28rem;
    padding: 0.9rem 1rem;
    border: 1px solid var(--theme-line, #edf1ef);
    border-radius: 1rem;
    background: color-mix(in srgb, var(--theme-card-bg, #fff) 94%, white);
}

.blog-detail-meta-item dt {
    margin: 0;
    color: var(--color-text-soft);
    font-size: 0.78rem;
    font-weight: 700;
}

.blog-detail-meta-item dd {
    margin: 0;
    color: var(--color-heading);
    font-weight: 700;
    line-height: 1.5;
}

.blog-detail-meta-item-wide {
    grid-column: 1 / -1;
}

.blog-detail-public-link {
    color: var(--color-primary-deep);
    word-break: break-all;
}

.blog-danger-card {
    border-color: #f1d1cf;
    background: color-mix(in srgb, var(--color-danger-bg) 38%, white);
}

.blog-danger-card .card-header {
    border-bottom-color: #efd7d4;
}

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

.filter-form {
    padding: 0;
}

.filter-form-grid {
    display: grid;
    gap: 1rem;
}

.filter-form-grid-wide {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
}

.filter-form-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.student-list-filter {
    margin-bottom: 1.25rem;
}

.student-list-cards {
    display: none;
}

.student-list-card {
    padding: 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: #fff;
    box-shadow: 0 10px 24px rgba(40, 59, 56, 0.04);
}

.student-list-card + .student-list-card {
    margin-top: 0.9rem;
}

.student-list-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0.9rem;
}

.student-list-card-name {
    margin: 0;
    color: var(--color-heading);
    font-size: 1.05rem;
    font-weight: 700;
}

.student-list-card-kana {
    margin: 0.2rem 0 0;
    color: var(--color-text-soft);
    font-size: 0.9rem;
}

.student-list-card-meta {
    display: grid;
    gap: 0.75rem;
    margin: 0;
}

.student-list-card-meta dt {
    margin: 0;
    color: #84908c;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.student-list-card-meta dd {
    margin: 0.15rem 0 0;
    color: var(--color-heading);
    font-weight: 500;
}

.student-list-card-actions {
    display: flex;
    gap: 0.65rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.card-empty-message {
    padding: 1rem;
    border: 1px dashed var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-soft);
    text-align: center;
}

.request-history-cards {
    display: none;
}

.request-history-card {
    padding: 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: #fff;
    box-shadow: 0 10px 24px rgba(40, 59, 56, 0.04);
}

.request-history-card + .request-history-card {
    margin-top: 0.9rem;
}

.request-history-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0.9rem;
}

.request-history-card-title {
    margin: 0;
    color: var(--color-heading);
    font-size: 1.02rem;
    font-weight: 700;
}

.request-history-card-date {
    margin: 0.2rem 0 0;
    color: var(--color-text-soft);
    font-size: 0.9rem;
}

.request-history-card-meta {
    display: grid;
    gap: 0.75rem;
    margin: 0;
}

.request-history-card-meta dt {
    margin: 0;
    color: #84908c;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.request-history-card-meta dd {
    margin: 0.15rem 0 0;
    color: var(--color-heading);
    font-weight: 500;
}

.pagination-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 1.4rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
}

.pagination-summary {
    color: var(--color-text-soft);
    font-size: 0.92rem;
}

.pagination-links {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.pagination-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 4.25rem;
    min-height: 2.5rem;
    padding: 0 0.95rem;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    background: #fff;
    color: var(--color-heading);
    font-weight: 600;
}

.pagination-link.is-disabled {
    color: #a5afac;
    background: #f8faf9;
    cursor: default;
}

.pagination-current {
    color: var(--color-text-soft);
    font-weight: 600;
}

.desktop-only {
    display: block;
}

.mobile-only {
    display: none;
}

.calendar-grid {
    display: grid;
    gap: 0.9rem;
}

.calendar-grid-month {
    grid-template-columns: repeat(7, minmax(0, 1fr));
}

.calendar-grid-month-compact {
    grid-template-columns: repeat(7, 5.2rem);
    gap: 0.4rem;
    justify-content: center;
}

.calendar-grid-month-compact .calendar-day {
    min-height: 5.2rem;
    width: 5.2rem;
    justify-self: stretch;
    padding: 0.28rem 0.34rem;
    border-radius: 0.85rem;
}

.calendar-grid-month-compact .calendar-day-events,
.calendar-grid-month-compact .calendar-day-summary,
.calendar-grid-month-compact .calendar-day-summary-statuses,
.calendar-grid-month-compact .calendar-day-header,
.calendar-grid-month-compact .calendar-day-link,
.calendar-grid-month-compact .calendar-empty {
    pointer-events: none;
}

.calendar-grid-month-compact .calendar-day-header {
    margin-bottom: 0.28rem;
}

.calendar-grid-month-compact .calendar-day-number {
    font-size: 0.92rem;
}

.calendar-grid-month-compact .calendar-day-summary-count {
    font-size: 0.8rem;
}

.calendar-grid-month-compact .calendar-day-summary-time {
    font-size: 0.72rem;
}

.calendar-grid-month-compact .calendar-empty {
    font-size: 0.7rem;
}

.calendar-grid-week {
    grid-template-columns: repeat(7, minmax(0, 1fr));
}

.calendar-day {
    position: relative;
    min-height: 7.4rem;
    padding: 0.38rem 0.45rem;
}

.calendar-day.is-saturday .calendar-day-number {
    color: #5879b8;
}

.calendar-day.is-sunday .calendar-day-number {
    color: #c66c73;
}

.calendar-day-summary {
    display: flex;
    flex-direction: column;
    gap: 0.08rem;
}

.calendar-day-summary-count {
    margin: 0;
    color: var(--color-heading);
    font-size: 0.88rem;
    font-weight: 700;
    line-height: 1.2;
}

.calendar-day-summary-time {
    margin: 0;
    color: var(--color-primary-deep);
    font-size: 0.76rem;
    font-weight: 700;
    line-height: 1.2;
}

.calendar-day-summary-statuses {
    display: flex;
    flex-wrap: wrap;
    gap: 0.2rem;
}

.calendar-empty {
    margin: 0;
    padding: 0.05rem 0;
    color: var(--color-text-soft);
    font-size: 0.74rem;
    line-height: 1.2;
}

.staff-week-timetable {
    display: grid;
    gap: 0.7rem;
}

.staff-week-timetable-header {
    display: grid;
    grid-template-columns: 84px repeat(7, minmax(0, 1fr));
    gap: 0.6rem;
    align-items: stretch;
}

.staff-week-time-header {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-soft);
    font-size: 0.82rem;
    font-weight: 700;
}

.staff-week-day-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.18rem;
    min-height: 3.4rem;
    border: 1px solid var(--color-border);
    border-radius: 0.95rem;
    background: color-mix(in srgb, white 92%, var(--color-primary-soft) 8%);
    cursor: pointer;
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.staff-week-day-header:hover,
.calendar-day-link:hover {
    transform: translateY(-1px);
}

.staff-week-day-header.is-today,
.staff-week-day-column.is-today {
    border-color: var(--color-primary-border-strong);
    box-shadow: inset 0 0 0 1px var(--color-primary-border-strong);
}

.staff-week-day-header.is-selected,
.staff-week-day-column.is-selected {
    border-color: var(--color-primary-deep);
    box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--color-primary) 35%, white);
    background: color-mix(in srgb, white 90%, var(--color-primary-soft) 10%);
}

.staff-week-day-weekday {
    color: var(--color-text-soft);
    font-size: 0.78rem;
    font-weight: 700;
}

.staff-week-day-action,
.calendar-day-action {
    color: var(--color-primary-deep);
    font-size: 0.7rem;
    font-weight: 700;
}

.staff-week-day-date {
    color: var(--color-heading);
    font-size: 0.98rem;
    font-weight: 700;
}

.staff-week-day-header.is-saturday .staff-week-day-weekday,
.staff-week-day-header.is-saturday .staff-week-day-date,
.calendar-column.is-saturday .calendar-column-weekday,
.calendar-column.is-saturday .calendar-column-date {
    color: #5879b8;
}

.staff-week-day-header.is-sunday .staff-week-day-weekday,
.staff-week-day-header.is-sunday .staff-week-day-date,
.calendar-column.is-sunday .calendar-column-weekday,
.calendar-column.is-sunday .calendar-column-date {
    color: #c66c73;
}

.staff-week-timetable-body {
    display: grid;
    grid-template-columns: 84px minmax(0, 1fr);
    gap: 0.6rem;
}

.staff-week-time-column {
    position: relative;
    padding-top: 0.15rem;
}

.staff-week-time-label {
    position: absolute;
    left: 0;
    width: 100%;
    transform: translateY(-50%);
    color: var(--color-text-soft);
    font-size: 0.78rem;
    font-weight: 700;
    text-align: center;
}

.staff-week-day-columns {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 0.6rem;
}

.staff-week-day-column {
    position: relative;
    min-width: 0;
    border: 1px solid var(--color-border);
    border-radius: 0.95rem;
    background: color-mix(in srgb, white 94%, var(--color-primary-soft) 6%);
    overflow: hidden;
}

.staff-week-hour-line {
    position: absolute;
    left: 0.4rem;
    right: 0.4rem;
    height: 1px;
    border-top: 1px dashed color-mix(in srgb, var(--color-border) 75%, white);
}

.staff-week-card {
    position: absolute;
    left: 0.35rem;
    right: 0.35rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.14rem;
    padding: 0.42rem 0.46rem;
    border: 1px solid var(--color-primary-border);
    border-radius: 0.75rem;
    background: linear-gradient(180deg, var(--color-primary-surface) 0%, var(--color-primary-soft) 100%);
    box-shadow: 0 6px 14px rgba(40, 59, 56, 0.08);
    overflow: hidden;
    z-index: 2;
}

.staff-week-card.is-unset {
    border-color: #bcc7c6;
    background: linear-gradient(180deg, #eef2f2 0%, #e3e9e9 100%);
}

.staff-week-card.is-attended {
    border-color: color-mix(in srgb, #4f9b72 30%, white);
    background: linear-gradient(180deg, color-mix(in srgb, #4f9b72 12%, white) 0%, color-mix(in srgb, #4f9b72 18%, white) 100%);
}

.staff-week-card.is-absent {
    border-color: color-mix(in srgb, #c7a64b 35%, white);
    background: linear-gradient(180deg, color-mix(in srgb, #c7a64b 14%, white) 0%, color-mix(in srgb, #c7a64b 22%, white) 100%);
}

.staff-week-card.is-transferred {
    border-color: color-mix(in srgb, #5a86d6 28%, white);
    background: linear-gradient(180deg, color-mix(in srgb, #5a86d6 10%, white) 0%, color-mix(in srgb, #5a86d6 18%, white) 100%);
}

.staff-week-card.is-substituted {
    border-color: color-mix(in srgb, #8b6fb2 32%, white);
    background: linear-gradient(180deg, color-mix(in srgb, #8b6fb2 10%, white) 0%, color-mix(in srgb, #8b6fb2 18%, white) 100%);
}

.staff-week-card-time {
    color: var(--color-primary-deep);
    font-size: 0.7rem;
    font-weight: 700;
}

.staff-week-card-title {
    margin-bottom: 0.12rem;
    color: var(--color-heading);
    font-size: 0.76rem;
    font-weight: 700;
    line-height: 1.25;
}

.staff-week-card-meta {
    color: var(--color-text-soft);
    font-size: 0.7rem;
    line-height: 1.25;
}

.staff-week-card-flag {
    align-self: start;
    display: inline-flex;
    align-items: center;
    min-height: 1.2rem;
    padding: 0 0.45rem;
    border-radius: 999px;
    background: color-mix(in srgb, #8b6fb2 14%, white);
    color: #6c5790;
    font-size: 0.64rem;
    font-weight: 700;
    letter-spacing: 0.01em;
}

.staff-week-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem 1rem;
    margin-bottom: 1rem;
    color: var(--color-text-soft);
    font-size: 0.85rem;
    font-weight: 600;
}

.staff-week-legend-item {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
}

.staff-week-legend-swatch {
    display: inline-flex;
    width: 0.8rem;
    height: 0.8rem;
    border-radius: 999px;
    flex-shrink: 0;
}

.staff-week-legend-swatch.is-unset {
    background: #9ca6a5;
}

.staff-week-legend-swatch.is-attended {
    background: #4f9b72;
}

.staff-week-legend-swatch.is-absent {
    background: #c7a64b;
}

.staff-week-legend-swatch.is-transferred {
    background: #5a86d6;
}

.staff-week-legend-swatch.is-substituted {
    background: #8b6fb2;
}

.staff-week-legend-chip {
    display: inline-flex;
    align-items: center;
    min-height: 1.2rem;
    padding: 0 0.45rem;
    border-radius: 999px;
    background: color-mix(in srgb, #8b6fb2 14%, white);
    color: #6c5790;
    font-size: 0.7rem;
    font-weight: 700;
}

.badge-neutral {
    background: color-mix(in srgb, var(--theme-neutral-badge-bg, #edf4f3) 86%, white);
    color: var(--theme-neutral-badge-text, #476f6c);
}

.staff-week-empty {
    display: grid;
    gap: 0.35rem;
    place-items: center;
    min-height: 14rem;
    border: 1px dashed var(--color-border-strong);
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.72);
    text-align: center;
}

.staff-week-empty-title {
    margin: 0;
    color: var(--color-heading);
    font-size: 1rem;
    font-weight: 700;
}

.staff-week-empty-text {
    margin: 0;
    max-width: 34rem;
    color: var(--color-text-soft);
    font-size: 0.88rem;
}

.staff-week-empty-day {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--color-text-soft);
    font-size: 0.76rem;
    font-weight: 700;
    white-space: nowrap;
}

.calendar-weekday {
    padding: 0 0.35rem;
    color: var(--color-text-soft);
    font-size: 0.78rem;
    font-weight: 700;
    text-align: center;
}

.calendar-weekday-sat {
    color: #5879b8;
}

.calendar-weekday-sun {
    color: #bb6f6f;
}

.calendar-day,
.calendar-column {
    min-width: 0;
    border: 1px solid var(--color-border);
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.86);
}

.calendar-day {
    min-height: 7.4rem;
    padding: 0.38rem 0.45rem;
}

.calendar-day.is-muted {
    opacity: 0.58;
}

.calendar-day.is-today,
.calendar-column.is-today {
    border-color: var(--color-primary-border-strong);
    box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.calendar-day.is-selected,
.calendar-column.is-selected {
    border-color: var(--color-primary-deep);
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-primary) 16%, transparent);
}

.calendar-day-header,
.calendar-column-header {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.65rem;
}

.calendar-day-link {
    display: inline-flex;
    flex-direction: column;
    gap: 0.1rem;
}

.calendar-day-stretched-link {
    position: absolute;
    inset: 0;
    z-index: 1;
    border-radius: inherit;
}

.calendar-day-number,
.calendar-column-date {
    color: var(--color-heading);
    font-size: 1rem;
    font-weight: 700;
}

.calendar-day.is-saturday .calendar-day-number {
    color: #5879b8;
}

.calendar-day.is-sunday .calendar-day-number {
    color: #c66c73;
}

.calendar-column-weekday {
    margin: 0;
    color: var(--color-text-soft);
    font-size: 0.8rem;
    font-weight: 700;
}

.calendar-day-events,
.calendar-column-events {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.calendar-day-summary {
    display: flex;
    flex-direction: column;
    gap: 0.08rem;
}

.calendar-day-summary-count {
    margin: 0;
    color: var(--color-heading);
    font-size: 0.88rem;
    font-weight: 700;
    line-height: 1.2;
}

.calendar-day-summary-time {
    margin: 0;
    color: var(--color-primary-deep);
    font-size: 0.76rem;
    font-weight: 700;
    line-height: 1.2;
}

.calendar-day-summary-statuses {
    display: flex;
    flex-wrap: wrap;
    gap: 0.2rem;
}

.calendar-column {
    min-height: 18rem;
    padding: 0.85rem;
}

.calendar-event {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    padding: 0.55rem 0.65rem;
    border: 1px solid var(--color-primary-border);
    border-radius: 0.85rem;
    background: linear-gradient(180deg, var(--color-primary-surface) 0%, var(--color-primary-soft) 100%);
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.calendar-event:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 18px rgba(40, 59, 56, 0.08);
}

.calendar-event-time {
    color: var(--color-primary-deep);
    font-size: 0.76rem;
    font-weight: 700;
}

.calendar-event-title {
    color: var(--color-heading);
    font-size: 0.86rem;
    font-weight: 700;
    line-height: 1.35;
}

.calendar-event-meta {
    color: var(--color-text-soft);
    font-size: 0.76rem;
    line-height: 1.35;
}

.calendar-empty {
    margin: 0;
    padding: 0.05rem 0;
    color: var(--color-text-soft);
    font-size: 0.74rem;
    line-height: 1.2;
}

.subsection-title {
    margin: 0 0 1rem;
    color: var(--color-heading);
    font-size: 1rem;
    font-weight: 700;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.data-table thead {
    background: var(--theme-table-head, #f7faf9);
}

.data-table th,
.data-table td {
    padding: 0.95rem 0.85rem;
    border-bottom: 1px solid var(--theme-line, #edf1ef);
    text-align: left;
    vertical-align: middle;
}

.data-table th {
    color: var(--color-text-soft);
    font-size: 0.82rem;
    font-weight: 700;
}

.data-table tbody tr:hover {
    background: var(--theme-table-hover, #fbfcfc);
}

.table-primary {
    color: var(--color-heading);
    font-weight: 700;
}

.table-secondary {
    color: var(--color-text-soft);
    font-size: 0.84rem;
}

.table-subtotal-row {
    background: var(--theme-table-head, #f7faf9);
    font-weight: 700;
}

.table-number {
    text-align: right !important;
    font-variant-numeric: tabular-nums;
}

.monthly-breakdown-table tbody tr:hover {
    background: transparent;
}

.table-month-header-row td {
    border-bottom: none;
    padding: 1.1rem 0.85rem 0.45rem;
}

.table-month-header-cell {
    color: var(--color-heading);
    font-size: 1rem;
    font-weight: 800;
}

.table-empty-month-row td {
    padding-top: 0.65rem;
    padding-bottom: 0.65rem;
    border-bottom: 1px dashed var(--theme-line, #edf1ef);
}

.table-subtotal-row td {
    background: rgba(127, 167, 167, 0.08);
    border-top: 1px solid rgba(127, 167, 167, 0.22);
    border-bottom: 1px solid rgba(127, 167, 167, 0.22);
    font-weight: 800;
}

.table-actions {
    width: 1%;
    white-space: nowrap;
}

.table-empty {
    color: var(--color-text-soft);
    text-align: center;
}

.blog-post-mobile-list {
    display: none;
}

.blog-post-count-badge {
    flex: 0 0 auto;
}

.blog-post-mobile-card {
    display: grid;
    gap: 0.9rem;
    padding: 1rem;
    border: 1px solid var(--theme-line, #edf1ef);
    border-radius: 1rem;
    background: color-mix(in srgb, var(--theme-card-bg, #fff) 94%, white);
    box-shadow: 0 10px 24px rgba(40, 59, 56, 0.05);
}

.blog-post-mobile-card + .blog-post-mobile-card {
    margin-top: 0.9rem;
}

.blog-post-mobile-card__head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75rem;
}

.blog-post-mobile-card__title {
    margin: 0;
    color: var(--color-heading);
    font-size: 1rem;
    line-height: 1.45;
}

.blog-post-mobile-card__meta {
    display: grid;
    gap: 0.55rem;
    margin: 0;
}

.blog-post-mobile-card__meta div {
    display: flex;
    gap: 0.55rem;
    align-items: baseline;
}

.blog-post-mobile-card__meta dt {
    margin: 0;
    color: var(--color-text-soft);
    font-size: 0.8rem;
    font-weight: 700;
}

.blog-post-mobile-card__meta dd {
    margin: 0;
    color: var(--color-heading);
    font-size: 0.9rem;
}

.blog-post-mobile-card__actions {
    display: flex;
    justify-content: flex-end;
}

.recent-lessons-table .recent-lessons-date-col {
    width: 45%;
}

.recent-lessons-table .recent-lessons-subject-col {
    width: 30%;
}

.recent-lessons-table .recent-lessons-status-col {
    width: 25%;
}

.recent-lessons-datetime {
    display: grid;
    gap: 0.15rem;
}

.recent-lessons-datetime span:first-child {
    color: var(--color-heading);
    font-weight: 600;
}

.recent-lessons-datetime span:last-child {
    color: var(--color-text-soft);
    font-size: 0.9rem;
}

.inline-filter-form {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: end;
}

.inline-filter-field {
    min-width: 9rem;
}

.inline-filter-field label {
    display: block;
    margin-bottom: 0.4rem;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-text-soft);
}

.badge {
    display: inline-flex;
    align-items: center;
    min-height: 1.9rem;
    padding: 0.28rem 0.65rem;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 700;
    border: 1px solid color-mix(in srgb, var(--theme-neutral-badge-bg, #edf4f3) 40%, white);
    background: var(--theme-neutral-badge-bg, #edf4f3);
    color: var(--theme-neutral-badge-text, #476f6c);
}

.badge-success,
.badge-scheduled {
    background: var(--color-success-bg);
    color: var(--color-success-text);
}

.badge-warning,
.badge-transfer {
    background: var(--color-warning-bg);
    color: var(--color-warning-text);
}

.badge-danger {
    background: var(--color-danger-bg);
    color: var(--color-danger-text);
}

.badge-info,
.badge-substitute {
    background: var(--color-info-bg);
    color: var(--color-info-text);
}

.flash-stack {
    display: grid;
    gap: 0.8rem;
    margin-bottom: 1rem;
}

.flash {
    display: flex;
    gap: 0.65rem;
    padding: 0.95rem 1rem;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    background: #fff;
    box-shadow: var(--color-shadow);
}

.flash-success {
    border-color: #d9ebdf;
    background: var(--color-success-bg);
    color: var(--color-success-text);
}

.flash-warning {
    border-color: #f5e5c3;
    background: var(--color-warning-bg);
    color: var(--color-warning-text);
}

.flash-error {
    border-color: #f1d1cf;
    background: var(--color-danger-bg);
    color: var(--color-danger-text);
}

.flash-info {
    border-color: #dbe8f1;
    background: var(--color-info-bg);
    color: var(--color-info-text);
}

.form-stack {
    display: grid;
    gap: 1rem;
}

.form-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem 1.25rem;
}

.form-field {
    display: grid;
    gap: 0.45rem;
}

.form-field-full {
    grid-column: 1 / -1;
}

.honeypot-field {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
    opacity: 0;
    pointer-events: none;
}

.password-field {
    position: relative;
}

.readonly-field {
    display: flex;
    align-items: center;
    min-height: 2.95rem;
    padding: 0.8rem 0.95rem;
    border: 1px solid var(--theme-line, #e2e8e6);
    border-radius: 0.95rem;
    background: var(--theme-table-head, #f7f9f8);
    color: var(--color-heading);
}

.form-field label {
    color: var(--color-heading);
    font-size: 0.92rem;
    font-weight: 700;
}

.form-label {
    color: var(--color-heading);
    font-size: 0.92rem;
    font-weight: 700;
}

.form-help {
    margin: 0;
    color: var(--color-text-soft);
    font-size: 0.84rem;
}

.login-reset-help {
    margin-bottom: 0.5rem;
}

.password-reset-email-field {
    margin-bottom: 0.5rem;
}

.form-error {
    margin: 0;
    color: var(--color-danger-text);
    font-size: 0.84rem;
    font-weight: 500;
}

.form-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    padding-top: 0.25rem;
}

.blog-management-filter-actions {
    padding-top: 0.9rem;
}

.blog-management-filter-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.blog-management-filter-details {
    display: grid;
    gap: 0.9rem;
    margin: 0;
    margin-top: 0.45rem;
    padding: 0.95rem 1rem 1rem;
    border: 1px solid var(--theme-line, #e2e8e6);
    border-radius: 1rem;
    background: var(--theme-table-head, #f7f9f8);
}

.blog-management-filter-summary {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    cursor: pointer;
    color: var(--color-heading);
    font-size: 0.92rem;
    font-weight: 700;
    list-style: none;
}

.blog-management-filter-summary::-webkit-details-marker {
    display: none;
}

.blog-management-filter-summary::before {
    content: "+";
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.15rem;
    height: 1.15rem;
    border-radius: 999px;
    background: rgba(95, 143, 139, 0.12);
    color: var(--color-primary-deep);
    font-size: 0.88rem;
    line-height: 1;
}

.blog-management-filter-details[open] .blog-management-filter-summary::before {
    content: "-";
}

.blog-management-filter-advanced {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem 1.25rem;
}

.record-modal {
    width: min(760px, calc(100vw - 2rem));
    max-width: 100%;
    padding: 0;
    border: none;
    border-radius: 1.6rem;
    background: transparent;
}

.record-modal::backdrop {
    background: rgba(27, 43, 42, 0.38);
    backdrop-filter: blur(3px);
}

.record-modal-shell {
    border: 1px solid var(--theme-card-border, rgba(221, 229, 226, 0.88));
    border-radius: 1.6rem;
    background: var(--theme-card-bg, rgba(255, 255, 255, 0.96));
    box-shadow: 0 24px 60px rgba(23, 36, 35, 0.18);
}

.record-modal-body {
    padding: 1.4rem;
}

.record-modal-content {
    display: grid;
    gap: 1.2rem;
}

.record-modal-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
}

.record-modal-header .section-description {
    margin-top: 0.35rem;
}

.record-modal-lesson-summary {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.85rem 1.25rem;
    padding: 1rem 1.1rem;
    border: 1px solid var(--theme-line, #edf1ef);
    border-radius: 1.15rem;
    background: var(--theme-table-head, #f7faf9);
}

.record-modal-lesson-summary > div {
    display: grid;
    gap: 0.2rem;
}

.inline-form {
    display: inline;
}

.inline-alert {
    margin-bottom: 1rem;
    padding: 0.9rem 1rem;
    border: 1px solid var(--theme-line, #edf1ef);
    border-radius: 1rem;
    background: var(--theme-table-head, #f7faf9);
}

.quill-editor-wrapper {
    position: relative;
    display: grid;
    gap: 0.75rem;
}

.quill-toolbar-shell {
    position: sticky;
    top: calc(var(--header-height) + 1rem);
    z-index: 6;
}

.quill-editor-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    color: var(--color-text-soft);
    font-size: 0.84rem;
}

.quill-image-controls {
    display: flex;
    flex-wrap: nowrap;
    gap: 0.5rem;
    align-items: center;
    position: absolute;
    left: 0;
    top: 0;
    min-height: 2.5rem;
    width: min(28rem, calc(100% - 24px));
    padding: 0.45rem 0.75rem;
    border: 1px solid var(--theme-line, #edf1ef);
    border-radius: 1rem;
    background: color-mix(in srgb, var(--theme-table-head, #f7faf9) 92%, white);
    box-shadow: 0 14px 28px rgba(40, 59, 56, 0.08);
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transform: translateY(6px);
    transition: opacity 0.18s ease, transform 0.18s ease;
    z-index: 7;
}

.quill-image-controls.is-visible {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.quill-image-controls-label {
    flex: 0 0 auto;
    color: var(--theme-neutral-badge-text, #476f6c);
    font-size: 0.82rem;
    font-weight: 700;
}

.quill-image-size-slider {
    flex: 1 1 14rem;
    width: auto;
    min-height: 0;
    height: 0.75rem;
    margin: 0;
    padding: 0;
    border: none;
    border-radius: 0;
    box-shadow: none;
    appearance: none;
    -webkit-appearance: none;
    background: transparent;
    accent-color: var(--theme-primary, #5f8f8b);
    cursor: pointer;
}

.quill-image-size-slider::-webkit-slider-runnable-track {
    height: 0.52rem;
    border-radius: 999px;
    background: rgba(95, 143, 139, 0.82);
}

.quill-image-size-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 1rem;
    height: 1rem;
    margin-top: -0.24rem;
    border: 2px solid #fff;
    border-radius: 50%;
    background: var(--theme-primary-deep, #476f6c);
    box-shadow: 0 2px 8px rgba(71, 111, 108, 0.28);
}

.quill-image-size-slider::-moz-range-track {
    height: 0.52rem;
    border: none;
    border-radius: 999px;
    background: rgba(95, 143, 139, 0.82);
}

.quill-image-size-slider::-moz-range-thumb {
    width: 1rem;
    height: 1rem;
    border: 2px solid #fff;
    border-radius: 50%;
    background: var(--theme-primary-deep, #476f6c);
    box-shadow: 0 2px 8px rgba(71, 111, 108, 0.28);
}

.quill-image-size-value {
    flex: 0 0 auto;
    min-width: 4.25rem;
    color: var(--theme-neutral-badge-text, #476f6c);
    font-size: 0.84rem;
    font-weight: 700;
    text-align: right;
}

.quill-editor {
    min-height: 28rem;
    border-radius: 1rem;
    overflow: visible;
    background: var(--theme-card-bg, rgba(255, 255, 255, 0.92));
    border: 1px solid var(--theme-line, #e2e8e6);
}

.quill-toolbar-shell .ql-toolbar.ql-snow {
    border: none;
    border: 1px solid var(--theme-line, #e2e8e6);
    border-bottom: 1px solid var(--theme-line, #e2e8e6);
    background: var(--theme-table-head, #f7faf9);
    border-top-left-radius: 0;
    border-top-right-radius: 0;
    box-shadow: 0 10px 24px rgba(40, 59, 56, 0.05);
}

.quill-editor .ql-snow .ql-picker.ql-color {
    width: 8.25rem;
}

.quill-editor .ql-snow .ql-color .ql-picker-label,
.quill-editor .ql-snow .ql-color .ql-picker-item {
    border-radius: 999px;
}

.quill-editor .ql-snow .ql-color .ql-picker-options {
    padding: 0.5rem;
    border: 1px solid var(--theme-line, #e2e8e6);
    border-radius: 1rem;
    background: var(--theme-card-bg, rgba(255, 255, 255, 0.92));
    box-shadow: 0 16px 36px rgba(98, 76, 78, 0.14);
}

.quill-editor .ql-container.ql-snow {
    border: none;
    min-height: 24rem;
    font-size: 1.125rem;
    line-height: 1.95;
}

.quill-editor .ql-editor {
    min-height: 24rem;
    font-size: 1.125rem;
    line-height: 1.95;
}

.quill-editor .ql-editor img,
.quill-editor .ql-editor iframe,
.quill-editor .ql-editor video {
    max-width: 100%;
    height: auto;
    cursor: pointer;
}

.quill-editor .ql-editor iframe {
    pointer-events: none;
}

.quill-editor .ql-editor video {
    pointer-events: none;
}

.quill-editor .ql-editor .is-selected-resizable {
    outline: 3px solid rgba(95, 143, 139, 0.32);
    outline-offset: 4px;
    border-radius: 0.85rem;
}

.blog-title-input {
    font-size: 1.125rem;
    line-height: 1.95;
}

.richtext-preview video {
    width: 100%;
    max-width: 42rem;
    border-radius: 1rem;
    background: #000;
}

.inline-alert p {
    margin: 0;
}

.inline-alert p + p {
    margin-top: 0.4rem;
}

.inline-alert-info {
    border-color: #dbe8f1;
    background: var(--color-info-bg);
}

[data-transfer-field][hidden] {
    display: none !important;
}

.transfer-management-list {
    display: grid;
    gap: 0.8rem;
}

.transfer-management-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 2.25rem minmax(0, 1fr);
    gap: 0.8rem;
    padding: 0.85rem 0.9rem;
    border: 1px solid var(--theme-line, #edf1ef);
    border-radius: 1.15rem;
    background: color-mix(in srgb, var(--theme-card-bg, #fff) 94%, white);
}

.transfer-management-column {
    display: grid;
    gap: 0.55rem;
}

.transfer-management-heading {
    margin: 0;
    color: var(--color-heading);
    font-size: 0.9rem;
    font-weight: 700;
}

.transfer-management-detail-list {
    gap: 0.45rem;
}

.transfer-management-detail-list .detail-row {
    gap: 0.15rem;
    padding-bottom: 0.45rem;
}

.transfer-management-detail-list .detail-row dt {
    font-size: 0.76rem;
}

.transfer-management-detail-list .detail-row dd {
    font-size: 0.94rem;
    line-height: 1.45;
}

.transfer-management-arrow {
    align-self: center;
    justify-self: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 999px;
    background: var(--color-primary-soft);
    position: relative;
}

.transfer-management-arrow::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0.7rem;
    height: 0.7rem;
    border-top: 2px solid var(--color-primary-deep);
    border-right: 2px solid var(--color-primary-deep);
    transform: translate(-62%, -50%) rotate(45deg);
}

.transfer-management-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.transfer-management-empty {
    display: grid;
    gap: 0.3rem;
    padding: 0.9rem 1rem;
    border: 1px dashed var(--color-border-strong);
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.78);
}

.transfer-management-empty-title {
    margin: 0;
    color: var(--color-heading);
    font-weight: 700;
}

.transfer-management-empty-text {
    margin: 0;
    color: var(--color-text-soft);
    line-height: 1.6;
}

.transfer-management-footer {
    grid-column: 1 / -1;
    display: flex;
    justify-content: flex-end;
    padding-top: 0.1rem;
}

.detail-list {
    display: grid;
    gap: 1rem;
    margin: 0;
}

.detail-row {
    display: grid;
    gap: 0.35rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--theme-line, #edf1ef);
}

.detail-row:last-child {
    padding-bottom: 0;
    border-bottom: 0;
}

.detail-row dt,
.detail-label {
    color: var(--color-text-soft);
    font-size: 0.84rem;
    font-weight: 700;
}

.detail-row dd,
.detail-value {
    margin: 0;
    color: var(--color-heading);
}

.detail-bullet-list {
    margin: 0;
    padding-left: 1.2rem;
    display: grid;
    gap: 0.35rem;
}

.help-stack {
    display: grid;
    gap: 1.5rem;
}

.help-faq-list {
    display: grid;
    gap: 1rem;
}

.help-faq-item {
    display: grid;
    gap: 0.8rem;
    padding: 1.05rem 1.15rem;
    border: 1px solid var(--theme-line, #edf1ef);
    border-radius: 1.1rem;
    background: color-mix(in srgb, var(--theme-card-bg, #fff) 92%, white);
}

.help-faq-question,
.help-faq-answer {
    display: grid;
    grid-template-columns: 2rem minmax(0, 1fr);
    gap: 0.8rem;
    align-items: start;
}

.help-faq-label {
    display: inline-grid;
    place-items: center;
    width: 2rem;
    height: 2rem;
    border-radius: 999px;
    background: var(--color-primary-soft);
    color: var(--color-primary-deep);
    font-size: 0.82rem;
    font-weight: 700;
}

.help-faq-label-answer {
    background: color-mix(in srgb, var(--theme-neutral-badge-bg, #edf4f3) 86%, white);
    color: var(--theme-neutral-badge-text, #476f6c);
}

.help-faq-title {
    margin: 0;
    color: var(--color-heading);
    font-size: 1rem;
    font-weight: 700;
}

.help-faq-description,
.help-paragraph {
    margin: 0.35rem 0 0;
    color: var(--color-text-soft);
    line-height: 1.7;
}

.help-list {
    display: grid;
    gap: 0.55rem;
    margin: 0;
    padding-left: 1.15rem;
    color: var(--color-heading);
}

.help-list li {
    line-height: 1.7;
}

.help-list-numbered {
    gap: 0.85rem;
    padding-left: 1.3rem;
}

.help-flow {
    display: grid;
    gap: 0.65rem;
}

.help-flow-step {
    display: grid;
    grid-template-columns: 2.2rem minmax(0, 1fr);
    gap: 0.85rem;
    align-items: center;
    padding: 0.95rem 1rem;
    border: 1px solid var(--theme-line, #edf1ef);
    border-radius: 1rem;
    background: color-mix(in srgb, var(--theme-card-bg, #fff) 94%, white);
}

.help-flow-number {
    display: inline-grid;
    place-items: center;
    width: 2.2rem;
    height: 2.2rem;
    border-radius: 999px;
    background: var(--color-primary-soft);
    color: var(--color-primary-deep);
    font-weight: 700;
}

.help-flow-text {
    margin: 0;
    color: var(--color-heading);
    line-height: 1.7;
}

.help-flow-arrow {
    justify-self: center;
    width: 1px;
    height: 1rem;
    background: var(--theme-line, #edf1ef);
    position: relative;
}

.contractholder-next-lesson-card {
    display: grid;
    gap: 0.9rem;
    padding: 1rem;
    border: 1px solid var(--theme-line, #edf1ef);
    border-radius: 1.15rem;
    background: color-mix(in srgb, var(--theme-card-bg, #fff) 94%, white);
}

.contractholder-next-lesson-grid {
    display: grid;
    gap: 0.85rem;
}

.contractholder-next-lesson-student {
    margin: 0;
    color: var(--color-heading);
    font-size: 1rem;
    font-weight: 800;
}

.contractholder-next-lesson-datetime {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 0.35rem 0.5rem;
}

.contractholder-next-lesson-date,
.contractholder-next-lesson-time {
    margin: 0;
    color: var(--color-heading);
}

.contractholder-next-lesson-date {
    font-size: 1rem;
    font-weight: 700;
}

.contractholder-next-lesson-time {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.contractholder-next-lesson-meta {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.75rem 1rem;
    margin: 0;
}

.contractholder-next-lesson-meta-full {
    grid-column: 1 / -1;
}

.contractholder-next-lesson-meta div {
    display: grid;
    gap: 0.18rem;
}

.contractholder-next-lesson-meta dt {
    margin: 0;
    color: var(--color-text-soft);
    font-size: 0.78rem;
    font-weight: 700;
}

.contractholder-next-lesson-meta dd {
    margin: 0;
    color: var(--color-heading);
    font-size: 0.95rem;
    font-weight: 600;
    line-height: 1.45;
}

.contractholder-next-lesson-section-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 0.9rem;
}

@media (max-width: 720px) {
    .contractholder-next-lesson-card {
        padding: 0.95rem;
        gap: 0.8rem;
    }

    .contractholder-next-lesson-date {
        font-size: 0.98rem;
    }

    .contractholder-next-lesson-time {
        font-size: 1rem;
        letter-spacing: 0;
    }

    .contractholder-next-lesson-meta {
        grid-template-columns: 1fr 1fr;
        gap: 0.7rem 0.8rem;
    }

    .contractholder-next-lesson-section-actions {
        justify-content: stretch;
    }

    .contractholder-next-lesson-section-actions .button {
        width: 100%;
    }
}

.help-flow-arrow::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: -0.1rem;
    width: 0.55rem;
    height: 0.55rem;
    border-right: 1px solid var(--theme-line, #edf1ef);
    border-bottom: 1px solid var(--theme-line, #edf1ef);
    transform: translateX(-50%) rotate(45deg);
    background: white;
}

.status-stack {
    display: grid;
    gap: 1rem;
}

.inline-note {
    margin-top: 1rem;
    padding: 0.9rem 1rem;
    border: 1px solid #f0e0b9;
    border-radius: 1rem;
    background: #fff9ee;
    color: #7d6230;
    font-size: 0.92rem;
}

.public-page-body {
    display: block;
    min-height: 100vh;
}

.public-page-shell {
    width: min(760px, calc(100vw - 32px));
    margin: 0 auto;
    padding: 48px 0 72px;
}

.public-top-actions {
    display: flex;
    justify-content: flex-start;
    margin-bottom: 1rem;
}

.public-top-back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    min-height: 2.75rem;
    padding: 0 1rem 0 0.9rem;
    border: 1px solid color-mix(in srgb, var(--color-primary) 16%, var(--color-border));
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.82);
    color: var(--color-primary-deep);
    font-weight: 700;
    box-shadow: 0 10px 24px rgba(40, 59, 56, 0.05);
    transition: 0.2s ease;
}

.public-top-back-link::before {
    content: "";
    width: 0.55rem;
    height: 0.55rem;
    border-left: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg);
}

.public-top-back-link:hover {
    background: color-mix(in srgb, var(--color-primary-soft) 48%, white);
    transform: translateY(-1px);
}

.public-page-intro {
    display: grid;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.public-card {
    margin-bottom: 1.5rem;
}

.public-complete-card {
    margin-top: 6vh;
    padding: clamp(2rem, 5vw, 4rem);
}

.inquiry-history-card .card-header {
    align-items: flex-start;
}

.inquiry-complete-card {
    border-color: color-mix(in srgb, var(--color-primary) 18%, white);
    background:
        radial-gradient(circle at top, color-mix(in srgb, var(--color-primary) 7%, white), transparent 45%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.94) 100%);
}

.inquiry-complete-hero {
    display: grid;
    justify-items: center;
    gap: 1rem;
    text-align: center;
}

.inquiry-complete-icon {
    display: grid;
    place-items: center;
    width: 5.5rem;
    height: 5.5rem;
    border-radius: 999px;
    background: color-mix(in srgb, var(--color-primary) 8%, white);
}

.inquiry-complete-icon svg {
    width: 4.4rem;
    height: 4.4rem;
    stroke: var(--color-primary);
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 3.5;
}

.inquiry-complete-title {
    margin: 0;
    color: var(--color-heading);
    font-size: clamp(1.7rem, 3vw, 2.5rem);
    font-weight: 700;
    line-height: 1.2;
}

.inquiry-complete-lead {
    max-width: 40rem;
    margin: 0;
    color: var(--color-text-soft);
    font-size: clamp(1rem, 1.8vw, 1.2rem);
    line-height: 1.8;
    text-wrap: balance;
}

.inquiry-complete-note {
    max-width: 640px;
    margin: 2rem auto 0;
    padding: clamp(1.25rem, 3vw, 2rem);
    border: 1px solid color-mix(in srgb, var(--color-primary) 14%, var(--color-border));
    border-radius: 1.6rem;
    background: color-mix(in srgb, var(--color-primary-soft) 45%, white);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.inquiry-complete-note-title {
    margin: 0 0 0.9rem;
    color: var(--color-heading);
    font-size: clamp(1.2rem, 2vw, 1.6rem);
    font-weight: 700;
}

.inquiry-complete-note p {
    margin: 0;
    color: var(--color-text-soft);
    font-size: clamp(0.96rem, 1.5vw, 1.08rem);
    line-height: 1.8;
}

.inquiry-complete-note p + p {
    margin-top: 0.3rem;
}

.inquiry-complete-note strong {
    color: var(--color-heading);
    font-weight: 700;
}

.inquiry-complete-actions {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
}

.inquiry-complete-button {
    min-width: 15rem;
}

.public-form-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.inquiry-form-grid {
    grid-template-columns: 1fr;
}

.inquiry-form-section {
    display: grid;
    gap: 1rem;
    padding: 1.1rem 1rem;
    border: 1px solid var(--theme-card-border, rgba(237, 220, 225, 0.92));
    border-radius: 1rem;
    background: color-mix(in srgb, var(--theme-card-bg, rgba(255, 252, 253, 0.94)) 88%, white);
}

.inquiry-form-section__header {
    display: grid;
    gap: 0.18rem;
}

.inquiry-form-section__title {
    margin: 0;
}

.inquiry-form-section__body {
    display: grid;
    gap: 1rem;
}

.inquiry-form-section[hidden],
.inquiry-form-section__body > .form-field[hidden] {
    display: none !important;
}

.public-action-button {
    justify-content: center;
    min-width: 14rem;
    min-height: 3.5rem;
    padding: 0 1.8rem;
    border-radius: 999px;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    box-shadow: 0 14px 28px rgba(40, 59, 56, 0.08);
}

.public-action-button-primary {
    min-width: 15rem;
}

.public-action-button-secondary {
    background: rgba(255, 255, 255, 0.88);
    border-color: color-mix(in srgb, var(--color-primary) 16%, var(--color-border));
    color: var(--color-heading);
    box-shadow: none;
}

.public-action-button-secondary:hover {
    background: color-mix(in srgb, var(--color-primary-soft) 38%, white);
}

.public-form-actions-pair {
    flex-wrap: wrap;
    margin-top: 1.25rem;
}

.theme-palette {
    display: grid;
    gap: 0.85rem;
}

.theme-picker {
    display: grid;
    gap: 1rem;
}

.theme-tab-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.theme-tab-button {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    min-height: 2.4rem;
    padding: 0.5rem 0.95rem;
    border: 1px solid var(--theme-line, #e2e8e6);
    border-radius: 999px;
    background: color-mix(in srgb, var(--theme-card-bg, #fff) 88%, white);
    color: var(--color-text-soft);
    font-weight: 700;
    cursor: pointer;
    transition: 0.2s ease;
}

.theme-tab-button:hover {
    background: var(--theme-table-head, #f7f9f8);
    color: var(--color-heading);
}

.theme-tab-button.is-active {
    border-color: var(--color-primary-border);
    background: var(--color-primary-soft);
    color: var(--color-primary-deep);
}

.theme-tab-swatch {
    display: inline-flex;
    width: 0.85rem;
    height: 0.85rem;
    border-radius: 999px;
    border: 1px solid rgba(0, 0, 0, 0.08);
    background: var(--swatch-color);
    flex-shrink: 0;
}

.theme-tab-panel {
    display: none;
}

.theme-tab-panel.is-active {
    display: block;
}

.theme-swatch-card {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    padding: 0.9rem 1rem;
    border: 1px solid var(--theme-line, #e2e8e6);
    border-radius: 1rem;
    background: color-mix(in srgb, var(--theme-card-bg, #fff) 90%, white);
    cursor: pointer;
}

.theme-swatch-card input {
    width: 1rem;
    min-height: auto;
    margin: 0;
    padding: 0;
}

.theme-swatch {
    display: inline-flex;
    width: 2.6rem;
    height: 2.6rem;
    border-radius: 999px;
    border: 1px solid rgba(0, 0, 0, 0.06);
    background: var(--swatch-color);
}

.theme-swatch-label {
    color: var(--color-heading);
    font-weight: 700;
}

.theme-swatch-content {
    display: grid;
    gap: 0.15rem;
}

.theme-swatch-code {
    color: var(--color-text-soft);
    font-size: 0.84rem;
}

.message-preview,
.mail-preview-body {
    margin: 0;
    padding: 1rem 1.1rem;
    border: 1px solid var(--theme-line, #edf1ef);
    border-radius: 1rem;
    background: var(--theme-table-hover, #fbfcfc);
    color: var(--color-heading);
}

.mail-preview-body {
    white-space: pre-wrap;
    word-break: break-word;
    font-family: var(--font-sans);
    line-height: 1.8;
}

.communication-room-card {
    display: grid;
    gap: 1rem;
}

.communication-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(300px, 0.9fr);
    gap: 1.5rem;
    align-items: start;
}

.communication-chat-panel,
.communication-room-list-panel {
    min-height: 32rem;
}

.communication-chat-panel {
    display: grid;
    grid-template-rows: auto minmax(0, 1fr) auto;
    max-height: 69rem;
    overflow: hidden;
}

.communication-chat-header__title-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.communication-back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    color: #5f8f8f;
    font-weight: 700;
    text-decoration: none;
    margin-bottom: 1rem;
}

.communication-back-link::before {
    content: "<";
    font-size: 0.95em;
}

.communication-back-link:hover {
    text-decoration: underline;
}

.communication-back-row {
    margin-bottom: 1rem;
}

.communication-reply-form {
    margin-top: 0;
    padding-top: 1rem;
    border-top: 1px solid var(--theme-line, #edf1ef);
    background: #fff;
}

.communication-room-list {
    display: grid;
    gap: 0.8rem;
}

.communication-room-section {
    display: grid;
    gap: 0.8rem;
}

.communication-room-section + .communication-room-section {
    margin-top: 1.35rem;
}

.communication-room-list__item {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 0.9rem;
    padding: 1rem 1.05rem;
    border: 1px solid var(--theme-line, #edf1ef);
    border-radius: 1rem;
    background: #fff;
    color: inherit;
    text-decoration: none;
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.communication-room-list__item:hover,
.communication-room-list__item:focus-visible {
    border-color: color-mix(in srgb, var(--theme-accent, #5f8f8f) 36%, white);
    background: color-mix(in srgb, var(--theme-accent, #5f8f8f) 5%, white);
    box-shadow: 0 12px 24px rgba(40, 59, 56, 0.08);
    transform: translateY(-1px);
}

.communication-room-list__item.is-unread {
    border-color: color-mix(in srgb, var(--theme-accent, #5f8f8f) 42%, white);
    background: color-mix(in srgb, var(--theme-accent, #5f8f8f) 8%, white);
    box-shadow: inset 5px 0 0 var(--theme-accent, #5f8f8f), 0 12px 24px rgba(40, 59, 56, 0.07);
}

.communication-room-list__item.is-active {
    border-color: rgba(127, 167, 167, 0.4);
    background: rgba(127, 167, 167, 0.08);
}

.communication-room-list__main {
    display: grid;
    gap: 0.5rem;
    min-width: 0;
}

.communication-room-list__title {
    margin: 0;
    color: var(--color-heading);
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
}

.communication-room-list__subtitle,
.communication-room-list__preview p {
    margin: 0;
}

.communication-room-list__subtitle {
    color: var(--color-text-soft);
    font-size: 0.88rem;
}

.communication-room-list__preview {
    display: grid;
    gap: 0.2rem;
}

.communication-room-list__hint {
    margin: 0;
    color: color-mix(in srgb, var(--theme-accent, #5f8f8f) 82%, #5b6662);
    font-size: 0.8rem;
    font-weight: 700;
    margin-top: 0.15rem;
}

.communication-room-list__chevron {
    color: color-mix(in srgb, var(--theme-accent, #5f8f8f) 90%, #3a4643);
    font-size: 1.65rem;
    font-weight: 900;
    line-height: 1;
    opacity: 1;
}

.communication-unread-badge,
.nav-count-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.4rem;
    height: 1.4rem;
    padding: 0 0.38rem;
    border-radius: 999px;
    background: #df6d67;
    color: #fff;
    font-size: 0.74rem;
    font-weight: 700;
    line-height: 1;
    box-shadow: 0 0 0 4px rgba(223, 109, 103, 0.12);
    flex-shrink: 0;
}

.nav-count-badge {
    margin-left: auto;
}

.communication-unread-badge.is-hidden,
.nav-count-badge.is-hidden {
    display: none;
}

.communication-room-card__main {
    display: grid;
    gap: 1rem;
}

.communication-room-card__meta {
    display: grid;
    gap: 0.35rem;
}

.chat-thread {
    display: grid;
    gap: 1rem;
    padding: 1rem;
    border-radius: 1.5rem;
    background: linear-gradient(180deg, #eef3f5 0%, #f6f8f9 100%);
    overflow-y: auto;
    min-height: 0;
}

.communication-chat-header {
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--theme-line, #edf1ef);
}

.communication-typing-indicator {
    margin: 0.1rem 0 0;
    padding-left: 2.95rem;
    color: var(--color-text-soft);
    font-size: 0.88rem;
    font-weight: 600;
}

.chat-message-row {
    display: flex;
    align-items: flex-end;
    gap: 0.7rem;
    max-width: 88%;
}

.chat-message-row--self {
    margin-left: auto;
    flex-direction: row-reverse;
}

.chat-message-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.2rem;
    height: 2.2rem;
    flex: 0 0 2.2rem;
    border-radius: 999px;
    background: rgba(127, 167, 167, 0.16);
    color: var(--color-primary-deep);
    font-size: 0.92rem;
    font-weight: 800;
}

.chat-message-stack {
    display: grid;
    gap: 0.35rem;
    min-width: 0;
}

.chat-message {
    padding: 0.9rem 1rem;
    border: 1px solid rgba(218, 227, 230, 0.9);
    border-radius: 1.2rem;
    background: #ffffff;
    box-shadow: 0 8px 24px rgba(60, 78, 78, 0.06);
}

.chat-message--self {
    background: linear-gradient(180deg, #b7db63 0%, #a7d24f 100%);
    border-color: rgba(140, 179, 59, 0.5);
    box-shadow: 0 10px 24px rgba(121, 164, 38, 0.14);
}

.chat-message__meta {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--color-text-soft);
    font-size: 0.82rem;
}

.chat-message-row--self .chat-message__meta {
    justify-content: flex-end;
}

.chat-message__sender {
    color: var(--color-heading);
    font-weight: 700;
}

.chat-message__body {
    color: var(--color-heading);
    line-height: 1.7;
    word-break: break-word;
    white-space: normal;
}

.chat-message--self .chat-message__body {
    color: #23311b;
}

.communication-reply-field textarea {
    min-height: 8rem;
    border-radius: 1.25rem;
    padding: 1rem 1rem 1.05rem;
}

.communication-reply-form .form-actions {
    justify-content: flex-start;
}

.communication-reply-form .button-primary {
    min-width: 5.5rem;
    min-height: 3.1rem;
    border-radius: 999px;
}

input,
select,
textarea {
    width: 100%;
    min-height: 2.95rem;
    padding: 0.8rem 0.95rem;
    border: 1px solid var(--color-border-strong);
    border-radius: 0.95rem;
    background: #fff;
    color: var(--color-text);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input[type="date"] {
    cursor: pointer;
}

.form-field input[type="checkbox"] {
    width: 1.15rem;
    min-height: 1.15rem;
    margin: 0.2rem 0 0;
    padding: 0;
    justify-self: start;
    accent-color: var(--color-primary);
    cursor: pointer;
}

.form-field-toggle {
    gap: 0.7rem;
}

.time-select-group {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 0.85rem;
}

.time-select-part {
    min-width: 0;
}

.search-select {
    position: relative;
}

.search-select-native {
    display: none;
}

.search-select-control {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.55rem;
    align-items: center;
}

.search-select.is-disabled {
    opacity: 0.7;
}

.search-select-input {
    width: 100%;
}

.search-select-input:disabled {
    background: var(--theme-table-head, #f7f9f8);
    color: var(--color-text-soft);
    cursor: not-allowed;
}

.search-select-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.95rem;
    min-height: 2.95rem;
    border: 1px solid var(--color-border-strong);
    border-radius: 0.95rem;
    background: #fff;
    color: var(--color-text-soft);
    cursor: pointer;
}

.search-select-toggle:disabled {
    background: var(--theme-table-head, #f7f9f8);
    color: var(--color-text-soft);
    cursor: not-allowed;
}

.search-select-dropdown {
    position: absolute;
    top: calc(100% + 0.45rem);
    left: 0;
    right: 0;
    z-index: 20;
    display: none;
    max-height: 14rem;
    overflow-y: auto;
    padding: 0.4rem;
    border: 1px solid var(--color-border-strong);
    border-radius: 1rem;
    background: #fff;
    box-shadow: 0 18px 34px rgba(40, 59, 56, 0.12);
}

.search-select.is-open .search-select-dropdown {
    display: grid;
    gap: 0.25rem;
}

.search-select-option {
    display: block;
    width: 100%;
    padding: 0.7rem 0.8rem;
    border: 0;
    border-radius: 0.8rem;
    background: transparent;
    color: var(--color-heading);
    text-align: left;
    cursor: pointer;
}

.search-select-option:hover,
.search-select-option.is-active {
    background: var(--theme-table-head, #f7f9f8);
    color: var(--color-primary-deep);
}

.search-select-empty {
    margin: 0;
    padding: 0.8rem;
    color: var(--color-text-soft);
    font-size: 0.9rem;
}

.end-time-select:disabled,
select[data-transfer-end-time-select]:disabled {
    background: #eef2f3 !important;
    color: #9aa5a9 !important;
    border-color: #d5dddf !important;
    box-shadow: none !important;
    cursor: not-allowed;
    opacity: 1;
}

.button.is-disabled,
.button[aria-disabled="true"] {
    opacity: 0.45;
    cursor: not-allowed;
    pointer-events: none;
}

.toggle-switch {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    cursor: pointer;
}

.toggle-switch input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.toggle-switch-ui {
    position: relative;
    display: inline-grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: center;
    min-width: 16rem;
    min-height: 3rem;
    padding: 0.3rem;
    border: 1px solid var(--color-border-strong);
    border-radius: 999px;
    background: var(--color-surface);
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.toggle-switch-option {
    position: relative;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 6.8rem;
    color: color-mix(in srgb, var(--color-heading) 68%, white);
    font-size: 0.9rem;
    font-weight: 700;
    transition: color 0.2s ease;
}

.toggle-switch-knob {
    position: absolute;
    top: 0.3rem;
    left: 0.3rem;
    width: calc(50% - 0.3rem);
    height: calc(100% - 0.6rem);
    border-radius: 999px;
    background: linear-gradient(145deg, var(--color-primary-soft), color-mix(in srgb, var(--color-primary) 22%, white));
    box-shadow: 0 8px 18px rgba(47, 55, 54, 0.1);
    transition: transform 0.2s ease, background 0.2s ease;
}

.toggle-switch input[type="checkbox"]:focus-visible + .toggle-switch-ui {
    border-color: var(--color-primary-border-strong);
    box-shadow: 0 0 0 4px var(--color-primary-glow);
}

.toggle-switch input[type="checkbox"]:not(:checked) + .toggle-switch-ui .toggle-switch-option:first-child {
    color: #ffffff;
}

.toggle-switch input[type="checkbox"]:checked + .toggle-switch-ui .toggle-switch-option:last-child {
    color: #ffffff;
}

.toggle-switch input[type="checkbox"]:not(:checked) + .toggle-switch-ui .toggle-switch-option:last-child,
.toggle-switch input[type="checkbox"]:checked + .toggle-switch-ui .toggle-switch-option:first-child {
    color: var(--color-text-soft);
    opacity: 0.9;
}

.toggle-switch input[type="checkbox"]:checked + .toggle-switch-ui .toggle-switch-knob {
    transform: translateX(calc(100% + 0.02rem));
    background: linear-gradient(145deg, color-mix(in srgb, var(--color-primary) 82%, white), var(--color-primary));
}

.toggle-switch input[type="checkbox"]:not(:checked) + .toggle-switch-ui .toggle-switch-knob {
    background: linear-gradient(145deg, color-mix(in srgb, var(--color-primary) 70%, white), var(--color-primary));
}

.password-field input {
    padding-right: 5.75rem;
}

.password-toggle {
    position: absolute;
    top: 50%;
    right: 0.7rem;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    min-height: 2rem;
    padding: 0.35rem 0.55rem;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--color-text-soft);
    cursor: pointer;
    transform: translateY(-50%);
}

.password-toggle:hover {
    background: var(--theme-table-head, #f3f6f5);
    color: var(--color-heading);
}

.password-toggle-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.75rem;
    min-height: 1.75rem;
    border: 1px solid var(--theme-line, #e4ebe8);
    border-radius: 999px;
    background: #fff;
    color: var(--color-text-soft);
}

.password-toggle-text {
    font-size: 0.84rem;
    font-weight: 700;
}

.password-toggle-svg {
    width: 1rem;
    height: 1rem;
}

.is-hidden {
    display: none;
}

textarea {
    min-height: 7rem;
    resize: vertical;
}

input::placeholder,
textarea::placeholder {
    color: #99a29f;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--color-primary-border-strong);
    box-shadow: 0 0 0 4px var(--color-primary-glow);
}

select.weekday-select option[value="5"] {
    color: #2f6fb7;
}

select.weekday-select option[value="6"] {
    color: #c34f5a;
}

@media (max-width: 1180px) {
    .stat-grid,
    .content-grid {
        grid-template-columns: 1fr 1fr;
    }

    .content-grid > :first-child {
        grid-column: 1 / -1;
    }
}

@media (max-width: 960px) {
    .app-shell {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: fixed;
        inset: 0 auto 0 0;
        z-index: 20;
        width: min(88vw, 320px);
        transform: translateX(-100%);
        transition: transform 0.25s ease;
    }

    .sidebar.is-open {
        transform: translateX(0);
    }

    .sidebar-close {
        display: inline-flex;
    }

    .sidebar-toggle {
        display: inline-grid;
    }

    .app-header,
    .content-area {
        padding-left: 1.25rem;
        padding-right: 1.25rem;
    }

    .app-header,
    .page-intro,
    .card-header {
        flex-direction: column;
        align-items: stretch;
    }

    .header-right {
        justify-content: space-between;
    }

    .stat-grid,
    .content-grid {
        grid-template-columns: 1fr;
    }

    .form-grid,
    .detail-grid {
        grid-template-columns: 1fr;
    }

    .blog-management-filter-grid,
    .blog-management-filter-advanced {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .filter-form-grid-wide,
    .calendar-grid-month,
    .calendar-grid-week,
    .staff-week-timetable-header,
    .staff-week-day-columns,
    .staff-week-timetable-body {
        grid-template-columns: 1fr;
    }

    .calendar-weekday {
        display: none;
    }

    .calendar-day,
    .calendar-column,
    .staff-week-day-column {
        min-height: auto;
    }

    .staff-week-time-column,
    .staff-week-time-header {
        display: none;
    }

    .staff-week-day-column {
        height: auto !important;
        min-height: 10rem;
    }

    .staff-week-card {
        position: static;
        margin: 0.6rem;
        height: auto !important;
    }

    .staff-week-hour-line {
        display: none;
    }

    .transfer-management-card {
        grid-template-columns: 1fr;
    }

    .transfer-management-arrow {
        transform: rotate(90deg);
    }

    .communication-layout {
        grid-template-columns: 1fr;
    }

    .communication-chat-panel,
    .communication-room-list-panel {
        min-height: auto;
    }

    .communication-chat-panel {
        max-height: min(96vh, 63rem);
    }

    .communication-room-list-panel {
        order: -1;
    }

    .desktop-only {
        display: none;
    }

    .mobile-only {
        display: block;
    }

    .student-list-cards {
        display: block;
    }

    .blog-post-mobile-list {
        display: block;
    }

    .table-wrap {
        display: none;
    }

    .blog-post-count-badge {
        align-self: flex-start;
    }

    .blog-detail-meta-grid {
        grid-template-columns: 1fr;
    }

    .request-history-cards {
        display: block;
    }

    .pagination-nav {
        flex-direction: column;
        align-items: stretch;
    }

    .pagination-links {
        justify-content: space-between;
    }

    .public-form-actions-pair {
        flex-direction: column;
        align-items: stretch;
    }

    .public-form-actions-pair .public-action-button {
        width: 100%;
    }
}

@media (max-width: 640px) {
    .content-area {
        padding-top: 1.1rem;
    }

    .page-intro,
    .card {
        padding: 1.15rem;
    }

    .page-title {
        font-size: 1.3rem;
    }

    .section-title {
        font-size: 1.45rem;
    }

    .header-note {
        display: none;
    }

    .chat-message {
        padding: 0.9rem 0.95rem;
        border-radius: 16px;
    }

    .chat-message-row {
        max-width: 100%;
        gap: 0.55rem;
    }

    .chat-message-avatar {
        width: 1.9rem;
        height: 1.9rem;
        flex-basis: 1.9rem;
        font-size: 0.82rem;
    }

    .chat-message__meta {
        flex-direction: column;
        gap: 0.25rem;
        align-items: flex-start;
    }

    .chat-message-row--self .chat-message__meta {
        align-items: flex-end;
    }

    .communication-room-list__item {
        padding: 0.9rem;
    }

    .public-page-shell {
        width: min(100vw - 20px, 760px);
        padding: 20px 0 48px;
    }

    .public-top-actions {
        margin-bottom: 0.75rem;
    }

    .public-form-actions {
        align-items: stretch;
    }

    .confirmation-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .confirmation-actions .button {
        width: 100%;
        min-width: 0;
    }

    .public-action-button,
    .public-action-button-primary,
    .inquiry-complete-button {
        width: 100%;
        min-width: 0;
    }
}