:root {
    --bg: #f7f8fa;
    --surface: #ffffff;
    --surface-alt: #fafbfc;
    --border: #e3e6eb;
    --border-strong: #c5cad3;
    --text: #1a1f2c;
    --text-muted: #6b7280;
    --text-faint: #9ca3af;
    --primary: #2c5282;
    --primary-hover: #1e3a5f;
    --primary-fg: #ffffff;
    --danger: #c0392b;
    --danger-hover: #962d22;
    --secondary-bg: #eef0f3;
    --secondary-hover: #dde0e5;
    --success: #2e7d32;
    --warning: #f57c00;
    --info: #1976d2;

    --status-awaiting: #f57c00;
    --status-in-progress: #1976d2;
    --status-completed: #2e7d32;
    --status-cancelled: #9e9e9e;
    --status-withdrawn: #6b7280;

    --radius: 6px;
    --radius-sm: 4px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,.04);
    --shadow: 0 2px 6px rgba(0,0,0,.06);
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
    --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--font);
    font-size: 14px;
    line-height: 1.5;
    color: var(--text);
    background: var(--bg);
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

code { font-family: var(--mono); font-size: 0.92em; background: var(--secondary-bg); padding: 0 4px; border-radius: 3px; }

/* ---------- topbar ---------- */
.topbar { background: var(--surface); border-bottom: 1px solid var(--border); box-shadow: var(--shadow-sm); }
.topbar-inner { max-width: 1440px; margin: 0 auto; padding: 12px 24px; display: flex; align-items: center; gap: 32px; }
.brand { font-weight: 600; font-size: 15px; color: var(--text); }
.nav { display: flex; gap: 20px; flex: 1; }
.nav a { color: var(--text-muted); padding: 6px 0; border-bottom: 2px solid transparent; }
.nav a:hover { color: var(--text); text-decoration: none; }
.nav a.active { color: var(--primary); border-bottom-color: var(--primary); }
.userbox { display: flex; align-items: center; gap: 16px; font-size: 13px; }
.username { color: var(--text-muted); }
.badge { display: inline-block; background: var(--primary); color: var(--primary-fg); font-size: 11px; font-weight: 600; padding: 1px 6px; border-radius: 10px; margin-left: 4px; }
.btn-link { background: none; border: 0; color: var(--primary); cursor: pointer; padding: 0; font-size: inherit; }
.btn-link:hover { text-decoration: underline; }

/* ---------- main / pages ---------- */
.main { max-width: 1440px; margin: 0 auto; padding: 24px; }
.page-header { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-bottom: 20px; flex-wrap: wrap; }
.page-header h1 { font-size: 20px; margin: 0; }
.back { color: var(--text-muted); font-size: 13px; }

.filters { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
    padding: 4px 12px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--surface);
    color: var(--text-muted);
    font-size: 13px;
}
.chip:hover { background: var(--surface-alt); text-decoration: none; }
.chip-active { background: var(--primary); color: var(--primary-fg); border-color: var(--primary); }

/* ---------- card ---------- */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; margin-bottom: 16px; box-shadow: var(--shadow-sm); }
.card h2 { font-size: 15px; margin: 0 0 14px; color: var(--text); }
.card-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
@media (max-width: 800px) { .card-grid { grid-template-columns: 1fr; } }

.route-block { margin-bottom: 12px; }
.route-text { font-size: 14px; line-height: 1.5; }
.route-range { color: var(--text-muted); font-size: 13px; margin-top: 4px; }

/* ---------- kv (definition list) ---------- */
.kv { margin: 12px 0 0; display: grid; grid-template-columns: max-content 1fr; gap: 6px 12px; }
.kv dt { color: var(--text-muted); font-size: 13px; }
.kv dd { margin: 0; font-size: 14px; }
.comment-block { max-height: 220px; overflow: auto; padding: 8px 12px; background: var(--surface-alt); border-radius: var(--radius-sm); border: 1px solid var(--border); white-space: pre-wrap; font-size: 13px; }

/* ---------- buttons ---------- */
button { font-family: inherit; }
.btn-primary, .btn-secondary, .btn-danger {
    border: 1px solid transparent;
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    cursor: pointer;
    line-height: 1.4;
}
.btn-primary { background: var(--primary); color: var(--primary-fg); border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); }
.btn-secondary { background: var(--secondary-bg); color: var(--text); border-color: var(--border-strong); }
.btn-secondary:hover { background: var(--secondary-hover); }
.btn-danger { background: var(--danger); color: var(--primary-fg); border-color: var(--danger); }
.btn-danger:hover { background: var(--danger-hover); border-color: var(--danger-hover); }

.inline { display: inline-flex; align-items: center; gap: 8px; margin-right: 8px; margin-bottom: 6px; }
.inline-label { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text-muted); }
.inline select { padding: 4px 8px; border-radius: var(--radius-sm); border: 1px solid var(--border-strong); background: var(--surface); }

/* ---------- status badges ---------- */
.badge-status {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 10px;
    font-size: 12px;
    font-weight: 600;
    color: white;
    background: var(--text-faint);
    white-space: nowrap;
}
.badge-awaiting_executor { background: var(--status-awaiting); }
.badge-in_progress { background: var(--status-in-progress); }
.badge-completed { background: var(--status-completed); }
.badge-cancelled { background: var(--status-cancelled); }
.badge-withdrawn_by_atrucks { background: var(--status-withdrawn); }

.status-line { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin: 0 0 14px; font-size: 14px; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; }
.status-block { background: var(--surface); }

/* ---------- orders table ---------- */
.orders { width: 100%; border-collapse: separate; border-spacing: 0; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); }
.orders th, .orders td { padding: 10px 12px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--border); font-size: 13px; }
.orders th { background: var(--surface-alt); font-weight: 600; color: var(--text-muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.03em; }
.orders tbody tr:last-child td { border-bottom: 0; }
.orders tbody tr:hover { background: var(--surface-alt); }

.col-id { width: 110px; }
.col-partner { width: 180px; }
.col-route { width: auto; }
.col-cargo { width: 200px; }
.col-status { width: 160px; }
.col-responsible { width: 120px; }
.col-arrived { width: 130px; }

.cell-route, .cell-cargo { word-break: normal; overflow-wrap: break-word; }
.cell-id a { font-family: var(--mono); font-size: 12px; }

/* ---------- timeline ---------- */
.timeline { list-style: none; margin: 0; padding: 0; }
.timeline li { padding: 10px 0; border-bottom: 1px solid var(--border); display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; }
.timeline li:last-child { border-bottom: 0; }
.ev-meta { color: var(--text-muted); font-size: 12px; display: flex; gap: 12px; }
.ev-actor { font-family: var(--mono); }
.ev-type { font-size: 14px; }
.ev-payload { margin: 6px 0 0; padding: 8px; background: var(--surface-alt); border-radius: var(--radius-sm); font-size: 12px; max-height: 120px; overflow: auto; white-space: pre-wrap; word-break: break-word; }

/* ---------- login ---------- */
.login-card { max-width: 360px; margin: 80px auto; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); }
.login-card h1 { font-size: 18px; margin: 0 0 16px; }
.login-card form { display: flex; flex-direction: column; gap: 12px; }
.login-card label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--text-muted); }
.login-card input { padding: 8px 10px; border: 1px solid var(--border-strong); border-radius: var(--radius-sm); font-size: 14px; background: var(--surface); color: var(--text); }

.error { background: #fde7e7; border: 1px solid var(--danger); color: var(--danger); padding: 8px 12px; border-radius: var(--radius-sm); margin-bottom: 12px; font-size: 13px; }

.empty { background: var(--surface); border: 1px dashed var(--border-strong); border-radius: var(--radius); padding: 32px; text-align: center; color: var(--text-muted); }
.empty .hint { font-size: 12px; margin-top: 6px; }

.hint { color: var(--text-muted); font-size: 13px; }

/* ---------- statistics ---------- */
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 16px; }
@media (max-width: 800px) { .metrics { grid-template-columns: repeat(2, 1fr); } }
.metric { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; box-shadow: var(--shadow-sm); }
.metric-label { color: var(--text-muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }
.metric-value { font-size: 28px; font-weight: 600; margin-top: 6px; color: var(--text); }

.mini-metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
@media (max-width: 800px) { .mini-metrics { grid-template-columns: repeat(2, 1fr); } }
.mini-metric { background: var(--surface-alt); border-radius: var(--radius-sm); padding: 10px 14px; display: flex; justify-content: space-between; align-items: baseline; }
.mini-metric span { color: var(--text-muted); font-size: 13px; }
.mini-metric b { font-size: 20px; }

.period-form { display: flex; gap: 12px; align-items: end; }
.period-form label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--text-muted); }
.period-form input { padding: 6px 8px; border: 1px solid var(--border-strong); border-radius: var(--radius-sm); font-size: 13px; }

.users-stats { width: 100%; border-collapse: collapse; }
.users-stats th, .users-stats td { padding: 8px 10px; border-bottom: 1px solid var(--border); font-size: 13px; }
.users-stats th { text-align: left; color: var(--text-muted); font-weight: 600; }
.users-stats .num { text-align: right; }

/* ---------- admin ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-grid label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--text-muted); }
.form-grid input { padding: 6px 10px; border: 1px solid var(--border-strong); border-radius: var(--radius-sm); }
.form-grid .checkbox { flex-direction: row; align-items: center; }
.form-grid .form-actions { grid-column: 1 / -1; }

.users { width: 100%; border-collapse: collapse; }
.users th, .users td { padding: 8px 10px; border-bottom: 1px solid var(--border); font-size: 13px; }
.users th { text-align: left; color: var(--text-muted); font-weight: 600; }
.users tr.inactive { opacity: 0.6; }