:root {
    --bg: #f4f5f7;
    --card: #ffffff;
    --text: #1f2933;
    --muted: #6b7280;
    --border: #e2e5ea;
    --primary: #1f5eff;
    --primary-dark: #1747c4;
    --danger: #c62828;
    --success-bg: #e7f6ec;
    --success-text: #1b6b3a;
    --warning-bg: #fff6e0;
    --warning-text: #8a5a00;
    --error-bg: #fdecec;
    --sidebar: #16202e;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    font-size: 14px;
    color: var(--text);
    background: var(--bg);
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 20px; margin: 0; }
h2 { font-size: 16px; margin: 24px 0 8px; }
h2:first-child { margin-top: 0; }
h3 { font-size: 14px; margin: 20px 0 8px; }
code { background: #eef0f3; padding: 1px 5px; border-radius: 4px; font-size: 12px; }

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

.sidebar { width: 200px; flex-shrink: 0; background: var(--sidebar); color: #cbd2dc; }
.sidebar .brand { padding: 20px; font-size: 18px; font-weight: 600; color: #fff; }
.sidebar nav a { display: block; padding: 10px 20px; color: #cbd2dc; }
.sidebar nav a:hover { background: rgba(255, 255, 255, .06); text-decoration: none; }
.sidebar nav a.active { background: rgba(255, 255, 255, .12); color: #fff; border-left: 3px solid var(--primary); padding-left: 17px; }

.main { flex: 1; min-width: 0; }
.topbar { display: flex; justify-content: space-between; align-items: center; padding: 16px 24px; background: var(--card); border-bottom: 1px solid var(--border); }
.user-menu { display: flex; gap: 16px; align-items: center; color: var(--muted); }
.content { padding: 24px; }

.card { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 20px; margin-bottom: 20px; overflow-x: auto; }
.form { max-width: 960px; }
.form.narrow { max-width: 520px; }

.toolbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.toolbar-actions { display: flex; gap: 8px; margin-left: auto; align-items: center; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-weight: 600; color: var(--muted); font-size: 13px; white-space: nowrap; }
tr.inactive td { color: var(--muted); }
td.wrap { white-space: normal; word-break: break-word; max-width: 420px; }
.truncate { max-width: 360px; }
.right { text-align: right; }
.center { text-align: center; }
.muted { color: var(--muted); }
.danger { color: var(--danger); }
.warning { color: var(--warning-text); }

label { display: block; margin-bottom: 14px; font-weight: 500; }
label.checkbox { display: flex; gap: 8px; align-items: center; font-weight: normal; }
input[type=text], input[type=password], input[type=search], input[type=tel], input[type=number], input[type=time], select, textarea {
    display: block;
    width: 100%;
    margin-top: 6px;
    padding: 8px 10px;
    border: 1px solid #cdd2da;
    border-radius: 6px;
    font: inherit;
    background: #fff;
}
.filters input, .filters select { width: auto; margin-top: 0; }
.toolbar label select { display: inline-block; width: auto; margin: 0 0 0 8px; }
input:focus, select:focus, textarea:focus { outline: 2px solid rgba(31, 94, 255, .25); border-color: var(--primary); }
.field-error { color: var(--danger); margin: 4px 0 0; font-weight: normal; font-size: 13px; }
.hint { display: block; margin-top: 4px; font-weight: normal; color: var(--muted); font-size: 13px; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 20px; }

button, .button {
    display: inline-block;
    padding: 8px 14px;
    border: 1px solid #cdd2da;
    border-radius: 6px;
    background: #fff;
    color: var(--text);
    font: inherit;
    cursor: pointer;
    white-space: nowrap;
}
button:hover, .button:hover { background: #f0f2f5; text-decoration: none; }
button.primary, .button.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
button.primary:hover, .button.primary:hover { background: var(--primary-dark); }
button.link { border: 0; background: none; padding: 0; color: var(--primary); }
button.link.danger { color: var(--danger); }
form.inline { display: inline; }
.actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 20px; }
.actions-inline { display: flex; gap: 12px; justify-content: flex-end; }

.flash { margin: 16px 24px 0; padding: 10px 14px; border-radius: 6px; }
.flash-success { background: var(--success-bg); color: var(--success-text); }
.flash-warning { background: var(--warning-bg); color: var(--warning-text); }
.flash-error { background: var(--error-bg); color: var(--danger); }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 20px; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 16px 20px; }
.stat-value { display: block; font-size: 28px; font-weight: 600; }
.stat-label { color: var(--muted); }

.badge { display: inline-block; padding: 1px 8px; border-radius: 10px; background: #eef0f3; color: var(--muted); font-size: 12px; }
.badge.yes { background: var(--success-bg); color: var(--success-text); }

.role-table td, .role-table th { text-align: left; }
.role-table .center { text-align: center; }
.permission-groups { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; }
fieldset { border: 1px solid var(--border); border-radius: 6px; padding: 10px 14px; margin: 0; }
legend { font-weight: 600; padding: 0 4px; }

.pagination { display: flex; gap: 6px; margin-top: 16px; flex-wrap: wrap; }
.pagination a, .pagination span { padding: 4px 10px; border: 1px solid var(--border); border-radius: 4px; }
.pagination .current { background: var(--primary); color: #fff; border-color: var(--primary); }

.error-card { max-width: 480px; text-align: center; }
.error-status { font-size: 40px; font-weight: 600; margin: 0; color: var(--muted); }

.login-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-card { width: 340px; background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 28px; }
.login-card h1 { text-align: center; margin-bottom: 20px; }
.login-card .flash { margin: 0 0 14px; }
.login-card button { width: 100%; margin-top: 6px; }

.inline-form { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 12px; }
.inline-form input, .inline-form select { width: auto; margin-top: 0; }
.inline-label { display: inline-flex; gap: 6px; align-items: center; margin: 0; font-weight: normal; }
.inline-label input { width: auto; margin-top: 0; }
.inline-flash { margin: 0 0 12px; }
input.compact { display: inline-block; width: auto; margin: 0 6px 0 0; padding: 4px 6px; }
td select { margin-top: 0; padding: 5px 6px; }

.badge.warn { background: var(--warning-bg); color: var(--warning-text); }
.badge.status-draft { background: #eef0f3; color: var(--muted); }
.badge.status-confirmed { background: #e6eeff; color: var(--primary-dark); }
.badge.status-paid { background: var(--success-bg); color: var(--success-text); }
.badge.status-void { background: var(--error-bg); color: var(--danger); }

.progress { height: 8px; background: #e2e5ea; border-radius: 4px; overflow: hidden; margin: 2px 0 4px; min-width: 120px; }
.progress span { display: block; height: 100%; background: var(--primary); }

table.kv th { width: 40%; color: var(--muted); font-weight: normal; white-space: normal; }
tfoot th { color: var(--text); border-bottom: 0; }
.danger-button { background: var(--danger); border-color: var(--danger); color: #fff; }
.danger-button:hover { background: #a11f1f; }
details.card summary { cursor: pointer; font-weight: 600; }
ul { margin: 6px 0; padding-left: 20px; }

.unit-heading { margin: 28px 0 12px; padding-left: 10px; border-left: 4px solid var(--muted); font-size: 18px; }
.unit-heading.unit-club { border-left-color: #1747c4; }
.unit-heading.unit-ktv { border-left-color: #7b1fa2; }
section.card h3:first-child { margin-top: 0; }

.thumbs { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 12px; }
.thumbs a { width: 140px; color: var(--muted); font-size: 12px; }
.thumbs img { display: block; width: 140px; height: 105px; object-fit: cover; border-radius: 6px; background: #e2e5ea; }

@media (max-width: 800px) {
    .shell { flex-direction: column; }
    .sidebar { width: auto; }
    .sidebar nav { display: flex; flex-wrap: wrap; }
    .grid-2 { grid-template-columns: 1fr; }
}