/* Issue #19: minimal, functional styling for the Blazor Server admin backend — this ticket's
   scope is auth + skeleton + HandedOff release, not visual design. */
body {
    font-family: -apple-system, "Segoe UI", "Microsoft JhengHei", sans-serif;
    margin: 0;
    color: #1a1a1a;
}

.admin-shell {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.admin-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 0.75rem 1.5rem;
    background: #1f2933;
    color: #fff;
    flex-wrap: wrap;
}

.admin-current-tenant {
    color: #9fb3c8;
    font-size: 0.9rem;
}

.admin-nav {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-left: auto;
    flex-wrap: wrap;
}

.admin-nav a {
    color: #fff;
    text-decoration: none;
}

.admin-nav a:hover {
    text-decoration: underline;
}

.admin-nav-placeholder {
    color: #7b8794;
    cursor: not-allowed;
}

.admin-logout-form {
    margin: 0;
}

.admin-logout-form button {
    background: none;
    border: 1px solid #9fb3c8;
    color: #fff;
    border-radius: 4px;
    padding: 0.25rem 0.75rem;
    cursor: pointer;
}

.admin-main {
    padding: 1.5rem;
    max-width: 960px;
    width: 100%;
    box-sizing: border-box;
}

.admin-login-form {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-width: 320px;
}

.admin-login-error {
    color: #b00020;
}

.handed-off-card {
    border: 1px solid #d0d7de;
    border-radius: 6px;
    padding: 1rem;
    margin-bottom: 1rem;
}

.handed-off-card h4 {
    margin: 0 0 0.5rem;
}

.handed-off-messages {
    margin: 0.5rem 0;
    padding-left: 1.25rem;
    font-size: 0.9rem;
    color: #444;
}

/* 票一: 排程板（唯讀）— 沿用既有 admin.css 的極簡風格，不做視覺設計投入。 */
.schedule-board-readonly-notice {
    color: #6b7684;
    font-size: 0.9rem;
}

.schedule-board-mode-switch,
.schedule-board-nav {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.schedule-board-degraded {
    color: #9a5b00;
    background: #fff4e0;
    border: 1px solid #f0c987;
    border-radius: 4px;
    padding: 0.5rem 0.75rem;
}

.schedule-session {
    border: 1px solid #d0d7de;
    border-radius: 6px;
    margin-bottom: 0.75rem;
}

.schedule-session-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0.9rem;
    cursor: pointer;
    flex-wrap: wrap;
}

.schedule-session-time {
    font-weight: 600;
    min-width: 9rem;
}

.schedule-session-toggle {
    margin-left: auto;
    color: #6b7684;
    font-size: 0.85rem;
}

.schedule-session-empty {
    padding: 0 0.9rem 0.75rem;
    color: #6b7684;
}

/* 票2: 手動建單/override 表單——同票一沿用的極簡風格，不做視覺設計投入。 */
.manual-booking-form,
.schedule-override-form {
    padding: 0.6rem 0.9rem;
    background: #f7f9fa;
    border-top: 1px solid #d0d7de;
    border-bottom: 1px solid #d0d7de;
}

.manual-booking-form-row {
    display: block;
    margin-bottom: 0.4rem;
}

.manual-booking-form-actions {
    margin-top: 0.5rem;
    display: flex;
    gap: 0.5rem;
}

.schedule-session-overrides {
    padding: 0.4rem 0.9rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-size: 0.85rem;
    color: #6b7684;
}

.schedule-form-error {
    color: #b00020;
    font-size: 0.85rem;
    margin: 0.4rem 0 0;
}

.pool-chip {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    font-size: 0.85rem;
    border: 1px solid transparent;
}

.pool-chip-available {
    background: #e6f4ea;
    color: #1e7d34;
    border-color: #b7dfc2;
}

.pool-chip-full {
    background: #eceff1;
    color: #445;
    border-color: #cfd6db;
}

.pool-chip-closed {
    background: #f1f1f1;
    color: #777;
    border-color: #dcdcdc;
}

.pool-chip-anomaly {
    background: #fdecea;
    color: #b00020;
    border-color: #f3b6ae;
    font-weight: 600;
}

.schedule-booking-table {
    width: 100%;
    border-collapse: collapse;
    margin: 0 0 0.75rem;
}

.schedule-booking-table th,
.schedule-booking-table td {
    border: 1px solid #e1e6ea;
    padding: 0.4rem 0.6rem;
    text-align: left;
    font-size: 0.9rem;
}

.schedule-week-grid {
    border-collapse: collapse;
    width: 100%;
}

.schedule-week-grid th,
.schedule-week-grid td {
    border: 1px solid #e1e6ea;
    padding: 0.4rem 0.6rem;
    text-align: center;
    font-size: 0.9rem;
}