:root {
    --ink: #141821;
    --ink-soft: #2a3142;
    --paper: #f4f0ea;
    --panel: #fffdf9;
    --line: #ddd6cb;
    --muted: #6d675d;
    --accent: #c45a2a;
    --accent-dark: #9c4320;
    --gold: #c9a227;
    --sidebar: #12151c;
    --sidebar-text: #c9c3b8;
    --radius: 14px;
}

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

html,
body {
    min-height: 100%;
}

body.admin-body,
body.auth-body {
    margin: 0;
    font-family: "IBM Plex Sans", system-ui, sans-serif;
    color: var(--ink);
    background: var(--paper);
}

h1,
h2,
.brand strong {
    font-family: Fraunces, Georgia, serif;
}

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

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

.admin-sidebar {
    width: 260px;
    flex-shrink: 0;
    background: var(--sidebar);
    color: var(--sidebar-text);
    display: flex;
    flex-direction: column;
    padding: 22px 16px 16px;
}

.brand {
    display: flex;
    gap: 12px;
    align-items: center;
    color: #f6f1e8;
    margin: 0 8px 28px;
}

.brand-mark {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    display: grid;
    place-items: center;
    background: var(--accent);
    color: #fff;
    font-family: Fraunces, serif;
    font-weight: 600;
}

.brand small {
    display: block;
    color: #8d867b;
    font-size: 12px;
}

.side-nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
}

.nav-label {
    margin: 18px 10px 6px;
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #7c766c;
}

.side-nav .nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: 10px;
    color: var(--sidebar-text);
}

.side-nav .nav-link i {
    width: 18px;
}

.side-nav .nav-link:hover,
.side-nav .nav-link.is-active {
    background: #1d2230;
    color: #fff;
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 8px 4px;
    border-top: 1px solid #262b38;
    margin-top: 16px;
}

.sidebar-user strong,
.sidebar-user small {
    display: block;
}

.sidebar-user small {
    color: #8d867b;
    font-size: 12px;
}

.avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: #2b3344;
    color: #fff;
    font-size: 12px;
    font-weight: 600;
}

.icon-btn {
    border: 0;
    background: transparent;
    color: inherit;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    margin-left: auto;
}

.icon-btn:hover {
    background: #262b38;
}

.admin-main {
    flex: 1;
    min-width: 0;
}

.admin-topbar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 22px 28px 8px;
}

.admin-topbar h1 {
    margin: 0;
    font-size: 28px;
    line-height: 1.15;
}

.eyebrow {
    margin: 0;
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
}

.admin-page {
    padding: 16px 28px 48px;
}

.page-lead {
    max-width: 62ch;
    color: var(--muted);
}

.panel {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 20px 22px;
}

.panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
}

.panel h2 {
    margin: 0;
    font-size: 20px;
}

.stat-card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 18px 20px;
}

.stat-card span,
.stat-card small {
    display: block;
    color: var(--muted);
    font-size: 13px;
}

.stat-card strong {
    display: block;
    font-family: Fraunces, serif;
    font-size: 32px;
    margin: 6px 0;
}

.finance-dl {
    margin: 0;
}

.finance-dl > div {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--line);
}

.finance-dl dt {
    color: var(--muted);
    font-weight: 400;
}

.muted {
    color: var(--muted);
}

.tracking {
    letter-spacing: 0.08em;
}

.next-list {
    margin: 0;
    padding-left: 18px;
}

.next-list li + li {
    margin-top: 6px;
}

.btn {
    border-radius: 999px;
    padding: 8px 16px;
    font-weight: 500;
}

.btn-primary {
    background: var(--accent);
    border-color: var(--accent);
}

.btn-primary:hover,
.btn-primary:disabled {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
}

.btn-ghost {
    background: transparent;
    border: 1px solid var(--line);
    color: var(--ink);
}

.btn-ghost:hover {
    background: #efe8dd;
    border-color: var(--line);
    color: var(--ink);
}

.sidebar-backdrop {
    display: none;
}

body.auth-body {
    display: grid;
    place-items: center;
    background:
        radial-gradient(circle at top left, #e8d3c4 0, transparent 42%),
        var(--paper);
}

.auth-shell {
    width: min(420px, calc(100% - 32px));
}

.auth-card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 20px;
    padding: 36px 32px;
}

.brand-kicker {
    letter-spacing: 0.16em;
    text-transform: uppercase;
    font-size: 12px;
    color: var(--accent);
    margin-bottom: 8px;
}

.auth-card h1 {
    margin: 0;
    font-size: 36px;
}

.lede {
    color: var(--muted);
    margin: 8px 0 24px;
}

.stack {
    display: grid;
    gap: 14px;
}

.field span {
    display: block;
    font-size: 13px;
    margin-bottom: 6px;
    color: var(--muted);
}

.form-control {
    border-radius: 10px;
    border-color: var(--line);
    padding: 10px 12px;
}

.check {
    display: flex;
    gap: 8px;
    align-items: center;
    font-size: 14px;
    color: var(--muted);
}

.flash {
    padding: 10px 12px;
    border-radius: 10px;
    margin-bottom: 16px;
}

.flash-error {
    background: #f8e4dc;
    color: #8a2e16;
}

.flash-success {
    background: #e4efe6;
    color: #215c32;
}

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

.data-table th,
.data-table td {
    padding: 10px 8px;
    border-bottom: 1px solid var(--line);
    text-align: left;
    vertical-align: middle;
}

.data-table th {
    font-size: 12px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--muted);
    font-weight: 500;
}

.data-table .num {
    text-align: right;
    white-space: nowrap;
}

.data-table a {
    color: var(--accent-dark);
    font-weight: 500;
}

.data-table tr.is-archived td {
    color: var(--muted);
}

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

.inline-amount {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
}

.inline-amount .form-control {
    width: 90px;
    text-align: right;
}

.inline-amount .edit-toolbar {
    margin: 0;
}

.edit-toolbar {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.btn-row {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.tabs {
    display: flex;
    gap: 8px;
}

.tabs a {
    padding: 8px 14px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: var(--panel);
}

.tabs a.is-active {
    background: var(--ink);
    border-color: var(--ink);
    color: #fff;
}

.filters a {
    margin-right: 12px;
    color: var(--muted);
}

.filters a.is-active {
    color: var(--ink);
    font-weight: 600;
}

.plain-list {
    margin: 0;
    padding-left: 18px;
}

.thumb {
    max-width: 180px;
    border-radius: 10px;
}

.eval-row .form-control,
.eval-row .form-select {
    font-size: 13px;
}

.form-select {
    border-radius: 10px;
    border-color: var(--line);
}

.add-status h3 {
    margin-bottom: 12px;
}

.admin-topbar .btn {
    margin-left: auto;
}

.auth-hint {
    margin: 18px 0 0;
    font-size: 12px;
    color: var(--muted);
}

form[data-edit-form]:not(.is-editing) [data-edit-only] {
    display: none;
}

.session-panel.is-cancelled {
    opacity: 0.75;
}

.session-day {
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: #fbf8f3;
}

.session-filters .field span {
    font-size: 12px;
}

.dropdown-menu .dropdown-item {
    width: 100%;
    text-align: left;
}

@media (max-width: 991.98px) {
    .admin-sidebar {
        position: fixed;
        inset: 0 auto 0 0;
        z-index: 40;
        transform: translateX(-100%);
        transition: transform 0.2s ease;
    }

    body.sidebar-open .admin-sidebar {
        transform: none;
    }

    body.sidebar-open .sidebar-backdrop {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(20, 24, 33, 0.45);
        z-index: 30;
    }
}