:root {
    --bg: #f3f5f7;
    --card: #ffffff;
    --text: #1d2129;
    --muted: #6a737d;
    --accent: #05f;
    --accent-hover: #004de6;
    --border: #e3e6ea;
    --ok: #16a34a;
    --warn: #d97706;
    --err: #dc2626;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 15px;
    line-height: 1.5;
}

.wrap { max-width: 1200px; margin: 0 auto; padding: 0 16px; }

.topbar { background: var(--card); border-bottom: 1px solid var(--border); margin-bottom: 24px; }
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; height: 56px; }
.topbar .brand { font-weight: 700; font-size: 16px; }
.topbar nav a { margin-left: 20px; color: var(--muted); text-decoration: none; }
.topbar nav a:hover { color: var(--text); }
.topbar nav a.active { color: var(--accent); font-weight: 600; }

h1 { font-size: 24px; margin: 0 0 8px; }
h2 { font-size: 18px; margin: 28px 0 12px; }
.muted { color: var(--muted); }

.toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 8px; }
.period-form { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

.tabs { display: flex; gap: 8px; margin: 16px 0 4px; flex-wrap: wrap; }
.tab {
    padding: 9px 18px; border-radius: 10px; background: var(--card);
    border: 1px solid var(--border); color: var(--muted); text-decoration: none; font-weight: 600; font-size: 14px;
}
.tab:hover { color: var(--accent); border-color: var(--accent); }
.tab.active { background: var(--accent); color: #fff; border-color: var(--accent); }

.acct-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 14px; margin: 8px 0 20px; }
.acct-card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 18px; }
.acct-card-head { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; margin-bottom: 12px; font-size: 16px; }
.acct-card-head .muted { font-size: 13px; }
.acct-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 14px; }
.acct-stats > div { display: flex; flex-direction: column; }
.acct-num { font-size: 22px; font-weight: 700; }
.acct-label { color: var(--muted); font-size: 12px; }

.table-tools { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 8px 0 12px; flex-wrap: wrap; }
.search-input { width: 100%; max-width: 380px; }

.table-scroll { overflow-x: auto; border: 1px solid var(--border); border-radius: 10px; max-height: 72vh; overflow-y: auto; }
.table-scroll table { position: relative; }
.table-scroll thead th { position: sticky; top: 0; background: #fff; z-index: 2; box-shadow: 0 1px 0 var(--border); }
.table-scroll thead th.sortable { cursor: pointer; user-select: none; }
.table-scroll thead th.sortable:hover { color: var(--accent); }
.table-scroll thead th.sortable.sorted { color: var(--accent); }
.table-scroll thead th.sortable.asc::after { content: ' ▲'; font-size: 10px; }
.table-scroll thead th.sortable.desc::after { content: ' ▼'; font-size: 10px; }
.table tbody tr:nth-child(even) { background: #fafbfc; }
.table tbody tr:hover { background: #eef3ff; }

.table-footer { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 10px; flex-wrap: wrap; }

.chart-block { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 18px; margin: 12px 0; }
.chart-block h3 { margin: 0 0 12px; font-size: 15px; }
.chart-svg { width: 100%; height: auto; max-height: 300px; display: block; }
.chart-loading { background: var(--card); border: 1px dashed var(--border); border-radius: 12px; padding: 24px; text-align: center; color: var(--muted); margin: 12px 0; }

.city-list { display: flex; flex-direction: column; gap: 10px; }
.city-row { display: grid; grid-template-columns: minmax(180px, 1fr) 2fr 1fr; gap: 12px; align-items: center; }
.city-view[data-view="cities"] .city-row { grid-template-columns: 22px minmax(180px, 1fr) 2fr 1fr; }
.city-name { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.city-bar-wrap { background: #f1f3f5; border-radius: 6px; height: 14px; overflow: hidden; }
.city-bar { background: var(--accent); height: 100%; border-radius: 6px; min-width: 2px; }
.city-nums { font-size: 13px; white-space: nowrap; text-align: right; }
.city-nums span { font-weight: 600; }
.tiny { font-size: 11px; color: var(--muted); font-weight: 400; }

.chart-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.chart-head h3 { margin: 0; font-size: 15px; }
.filter-group { display: flex; gap: 6px; flex-wrap: wrap; }
.chip {
    padding: 5px 12px; border-radius: 999px; border: 1px solid var(--border);
    background: var(--card); color: var(--muted); font-size: 13px; cursor: pointer; font-weight: 600;
}
.chip:hover { border-color: var(--accent); color: var(--accent); }
.chip.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.cval { font-weight: 600; }

.citydyn-legend { display: flex; flex-wrap: wrap; gap: 8px 16px; margin-bottom: 10px; }
.legend-item { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text); cursor: pointer; }
.legend-item:hover { text-decoration: underline; }
.legend-dot { width: 12px; height: 12px; border-radius: 3px; flex: 0 0 auto; }

.tdyn { font-size: 11px; font-weight: 700; }
.tdyn.up { color: var(--ok); }
.tdyn.down { color: var(--err); }
.chip .tdyn { margin-left: 4px; }

.growth-panel { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 10px; font-size: 13px; }
.growth-title { color: var(--muted); }
.growth-badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 700; white-space: nowrap; }
.growth-badge.up { background: #f0fdf4; color: var(--ok); }
.growth-badge.down { background: #fef2f2; color: var(--err); }
.peak { stroke: #fff; stroke-width: 1.5; }
.peak-label { font-weight: 600; }
.chart-val { font-weight: 600; paint-order: stroke; stroke: #fff; stroke-width: 3px; }
.city-val { font-weight: 600; paint-order: stroke; stroke: #fff; stroke-width: 3px; }
.city-pval { font-weight: 600; paint-order: stroke; stroke: #fff; stroke-width: 2px; }

.city-list-scroll { max-height: 420px; overflow-y: auto; padding-right: 4px; }
.city-row.city-hide { display: none; }
.cmp-row.cmp-hide { display: none; }
.city-more { margin: 10px 0 2px; }
.cmp-more { margin: 10px 0 2px; }

.city-row { cursor: pointer; border-radius: 8px; padding: 4px 6px; }
.city-row:hover { background: #f1f5ff; }
.city-row.selected { background: #e5ecff; outline: 2px solid var(--accent); }
.city-chk { display: inline-flex; align-items: center; cursor: pointer; }
.city-chk input { width: 15px; height: 15px; cursor: pointer; accent-color: var(--accent); }
.city-detail { margin: 10px 0 2px; padding: 10px 14px; border-radius: 8px; background: #f0f5ff; font-size: 14px; }

.progress-bar { height: 14px; background: #f1f3f5; border-radius: 7px; overflow: hidden; margin: 12px 0 6px; }
.progress-fill { height: 100%; background: var(--accent); border-radius: 7px; transition: width .4s; }

#favToast {
    position: fixed; top: 14px; left: 50%; transform: translateX(-50%);
    background: #1d2129; color: #fff; padding: 10px 18px; border-radius: 10px;
    font-size: 14px; box-shadow: 0 4px 16px rgba(0,0,0,.2); z-index: 100;
}

.footer { text-align: center; color: var(--muted); font-size: 12px; padding: 24px 16px 18px; }

.login-footer {
    margin-top: 20px; padding-top: 14px; border-top: 1px solid var(--border);
    text-align: center; color: var(--muted); font-size: 13px;
}

.alert { padding: 12px 16px; border-radius: 8px; margin: 12px 0; }
.alert a { font-weight: 600; }
.alert-error { background: #fef2f2; color: var(--err); border: 1px solid #fecaca; }
.alert-success { background: #f0fdf4; color: var(--ok); border: 1px solid #bbf7d0; }
.alert-warn { background: #fffbeb; color: var(--warn); border: 1px solid #fde68a; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin: 16px 0; }
.cards-sm { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 16px; }
.card-num { font-size: 26px; font-weight: 700; }
.card-label { color: var(--muted); font-size: 13px; margin-top: 4px; }

.table { width: 100%; border-collapse: collapse; background: var(--card); }
.table th, .table td { padding: 8px 12px; text-align: left; border-bottom: 1px solid var(--border); }
.table a { color: var(--accent); text-decoration: none; }
.table a:hover { text-decoration: underline; }
.table th { font-size: 12px; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); }
.table td.num, .table th.num { text-align: right; white-space: nowrap; }
.table tbody tr:hover { background: #eef3ff; }
.table tbody tr:nth-child(even) { background: #fafbfc; }

.badge { padding: 2px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge-ok { background: #f0fdf4; color: var(--ok); }
.badge-warn { background: #fffbeb; color: var(--warn); }

.btn {
    display: inline-block; padding: 8px 14px; border-radius: 8px;
    background: var(--card); color: var(--text); border: 1px solid var(--border);
    text-decoration: none; font-size: 14px; cursor: pointer; text-align: center;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn-sm { padding: 4px 10px; font-size: 13px; }
.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-hover); color: #fff; }

.btn-icon {
    display: inline-flex; align-items: center; justify-content: center;
    width: 34px; height: 34px; border-radius: 8px;
    background: var(--card); border: 1px solid var(--border); color: var(--muted);
    text-decoration: none; cursor: pointer; flex: 0 0 auto;
}
.btn-icon:hover { color: var(--accent); border-color: var(--accent); background: #f5f8ff; }

input, select, button {
    font: inherit; padding: 8px 10px; border: 1px solid var(--border);
    border-radius: 8px; background: #fff; color: var(--text);
}
button { background: var(--accent); color: #fff; border-color: var(--accent); cursor: pointer; }
button:hover { background: var(--accent-hover); }

.form { display: flex; flex-direction: column; gap: 14px; }
.form label { display: flex; flex-direction: column; gap: 6px; font-size: 14px; color: var(--muted); }
.form input { padding: 10px 12px; }

.login-body, .install-body {
    display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 16px;
}
.login-card, .install-card {
    background: var(--card); border: 1px solid var(--border); border-radius: 12px;
    padding: 32px; width: 100%; max-width: 420px; box-shadow: 0 4px 24px rgba(0,0,0,.06);
}
.install-card { max-width: 720px; }
.install-card h1, .install-card h2 { margin-top: 8px; }
.install-step { padding: 10px 14px; border-radius: 8px; margin: 8px 0; font-size: 14px; }
.install-step.ok { background: #f0fdf4; color: var(--ok); }
.install-step.no { background: #fef2f2; color: var(--err); }

code { background: #f1f3f5; padding: 2px 6px; border-radius: 4px; font-size: 13px; }

@media (max-width: 720px) {
    .toolbar { flex-direction: column; align-items: flex-start; }
}