/* ---------------------------------------------------------------- tokens */
:root {
  color-scheme: light;
  --bg: #f7f7f8;
  --surface: #ffffff;
  --surface-2: #fafafa;
  --border: #e4e4e7;
  --border-strong: #d4d4d8;
  --text: #18181b;
  --text-muted: #71717a;
  --text-soft: #a1a1aa;
  --accent: #4f46e5;
  --accent-soft: #eef2ff;
  --accent-text: #ffffff;
  --danger: #dc2626;
  --danger-soft: #fef2f2;
  --warn: #d97706;
  --warn-soft: #fffbeb;
  --ok: #16a34a;
  --ok-soft: #f0fdf4;
  --shadow: 0 1px 2px rgba(0,0,0,.04), 0 4px 12px rgba(0,0,0,.05);
  --radius: 10px;
  --radius-sm: 7px;
  --sidebar-w: 244px;

  /* Rank bands — identical to the server-rendered SVG legend. */
  --rank-1: #16a34a;
  --rank-2: #65a30d;
  --rank-3: #eab308;
  --rank-4: #f97316;
  --rank-5: #dc2626;
  --rank-none: #52525b;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #09090b;
    --surface: #131316;
    --surface-2: #18181b;
    --border: #27272a;
    --border-strong: #3f3f46;
    --text: #fafafa;
    --text-muted: #a1a1aa;
    --text-soft: #71717a;
    --accent: #6366f1;
    --accent-soft: #1e1b4b;
    --danger-soft: #2a1215;
    --warn-soft: #2a1f0d;
    --ok-soft: #0d2318;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 4px 12px rgba(0,0,0,.35);
  }
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
[hidden] { display: none !important; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ------------------------------------------------------------------ gate */
.gate { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.gate-card {
  width: 100%; max-width: 360px; background: var(--surface); border: 1px solid var(--border);
  border-radius: 14px; padding: 32px; box-shadow: var(--shadow);
}
.gate-mark {
  width: 40px; height: 40px; border-radius: 50%; margin-bottom: 20px;
  background: radial-gradient(circle at center, var(--surface) 0 30%, var(--rank-1) 31% 100%);
}
.gate-card h1 { font-size: 20px; margin: 0 0 6px; letter-spacing: -0.01em; }
.gate-card p { margin: 0 0 22px; }
.gate-card label { display: block; font-size: 12px; font-weight: 600; margin-bottom: 6px; color: var(--text-muted); }
.gate-error {
  background: var(--danger-soft); color: var(--danger); border: 1px solid currentColor;
  border-radius: var(--radius-sm); padding: 9px 11px; font-size: 13px; margin-top: 12px;
}

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

.sidebar {
  width: var(--sidebar-w); flex-shrink: 0; background: var(--surface);
  border-right: 1px solid var(--border); display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh;
}
.brand { display: flex; align-items: center; gap: 10px; padding: 18px 18px 14px; }
.brand-mark {
  width: 22px; height: 22px; border-radius: 50%; flex-shrink: 0;
  background: radial-gradient(circle at center, var(--surface) 0 32%, var(--rank-1) 33% 100%);
}
.brand-name { font-weight: 650; letter-spacing: -0.01em; }

.project-picker { padding: 0 14px 14px; }
.project-picker label {
  display: block; font-size: 11px; font-weight: 600; text-transform: uppercase;
  letter-spacing: .05em; color: var(--text-soft); margin-bottom: 6px;
}

.nav { flex: 1; overflow-y: auto; padding: 6px 10px; display: flex; flex-direction: column; gap: 1px; }
.nav-section {
  font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .05em;
  color: var(--text-soft); padding: 14px 8px 6px;
}
.nav-item {
  display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: var(--radius-sm);
  color: var(--text-muted); font-weight: 500; cursor: pointer; border: none; background: none;
  width: 100%; text-align: left; font-size: 13.5px; font-family: inherit;
}
.nav-item:hover { background: var(--surface-2); color: var(--text); text-decoration: none; }
.nav-item.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.nav-item .ico { width: 16px; text-align: center; opacity: .85; }

.sidebar-foot { padding: 12px 14px; border-top: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.status { display: flex; align-items: center; gap: 7px; font-size: 12px; color: var(--text-muted); min-width: 0; }
.status .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--text-soft); flex-shrink: 0; }
.status.ok .dot { background: var(--ok); }
.status.bad .dot { background: var(--danger); }
.status span:last-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar {
  height: 56px; flex-shrink: 0; border-bottom: 1px solid var(--border); background: var(--surface);
  display: flex; align-items: center; gap: 14px; padding: 0 20px; position: sticky; top: 0; z-index: 20;
}
.crumbs { flex: 1; min-width: 0; font-weight: 600; font-size: 15px; letter-spacing: -0.01em; }
.crumbs .sub { font-weight: 400; color: var(--text-muted); font-size: 13px; margin-left: 8px; }
.topbar-actions { display: flex; gap: 8px; }
.content { padding: 24px; max-width: 1280px; width: 100%; }

/* --------------------------------------------------------------- controls */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  padding: 8px 14px; border-radius: var(--radius-sm); border: 1px solid var(--border-strong);
  background: var(--surface); color: var(--text); font: inherit; font-size: 13.5px;
  font-weight: 550; cursor: pointer; white-space: nowrap;
}
.btn:hover { background: var(--surface-2); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.btn-primary:hover { filter: brightness(1.08); background: var(--accent); }
.btn-danger { color: var(--danger); border-color: var(--border-strong); }
.btn-danger:hover { background: var(--danger-soft); }
.btn-ghost { border-color: transparent; background: none; color: var(--text-muted); }
.btn-ghost:hover { background: var(--surface-2); color: var(--text); }
.btn-sm { padding: 5px 10px; font-size: 12.5px; }
.btn-block { width: 100%; margin-top: 16px; }
.icon-btn {
  border: none; background: none; color: var(--text-muted); cursor: pointer;
  font-size: 17px; padding: 6px 9px; border-radius: var(--radius-sm); line-height: 1;
}
.icon-btn:hover { background: var(--surface-2); color: var(--text); }

input, select, textarea {
  width: 100%; padding: 8px 11px; border: 1px solid var(--border-strong); border-radius: var(--radius-sm);
  background: var(--surface); color: var(--text); font: inherit; font-size: 13.5px;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: var(--accent); }
select { cursor: pointer; }

.field { margin-bottom: 14px; }
.field label { display: block; font-size: 12.5px; font-weight: 600; margin-bottom: 5px; }
.field .hint { font-size: 12px; color: var(--text-muted); margin-top: 5px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* ----------------------------------------------------------------- cards */
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  margin-bottom: 18px; overflow: hidden;
}
.card-head {
  padding: 14px 18px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
}
.card-head h2 { font-size: 14.5px; margin: 0; font-weight: 650; letter-spacing: -0.01em; }
.card-head .sub { font-size: 12.5px; color: var(--text-muted); font-weight: 400; margin-top: 2px; }
.card-body { padding: 18px; }
.card-body.flush { padding: 0; }

/* ------------------------------------------------------------ stat tiles */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin-bottom: 18px; }
.stat {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 15px 17px;
}
.stat .label {
  font-size: 11.5px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em;
  color: var(--text-soft); display: flex; align-items: center; gap: 5px;
}
.stat .value { font-size: 26px; font-weight: 680; letter-spacing: -0.025em; margin-top: 7px; line-height: 1.1; }
.stat .meta { font-size: 12px; color: var(--text-muted); margin-top: 5px; }
.delta { font-size: 12.5px; font-weight: 600; }
.delta.up { color: var(--ok); }
.delta.down { color: var(--danger); }
.delta.flat { color: var(--text-soft); }

/* ---------------------------------------------------------------- tables */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th {
  text-align: left; font-size: 11.5px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em;
  color: var(--text-soft); padding: 10px 14px; border-bottom: 1px solid var(--border); white-space: nowrap;
  background: var(--surface-2);
}
td { padding: 11px 14px; border-bottom: 1px solid var(--border); vertical-align: middle; }
tbody tr:last-child td { border-bottom: none; }
tbody tr.clickable { cursor: pointer; }
tbody tr.clickable:hover { background: var(--surface-2); }
tr.is-you { background: var(--accent-soft); }
tr.is-you:hover { background: var(--accent-soft); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.cell-main { font-weight: 550; }
.cell-sub { font-size: 12px; color: var(--text-muted); margin-top: 2px; }

/* ---------------------------------------------------------------- badges */
.badge {
  display: inline-flex; align-items: center; gap: 5px; padding: 2px 8px; border-radius: 100px;
  font-size: 11.5px; font-weight: 600; border: 1px solid transparent; white-space: nowrap;
}
.badge-ok { background: var(--ok-soft); color: var(--ok); }
.badge-warn { background: var(--warn-soft); color: var(--warn); }
.badge-danger { background: var(--danger-soft); color: var(--danger); }
.badge-neutral { background: var(--surface-2); color: var(--text-muted); border-color: var(--border); }
.badge-accent { background: var(--accent-soft); color: var(--accent); }

/* -------------------------------------------------------------- heat map */
.heat-toolbar { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.seg { display: inline-flex; border: 1px solid var(--border-strong); border-radius: var(--radius-sm); overflow: hidden; }
.seg button {
  border: none; background: var(--surface); color: var(--text-muted); padding: 6px 13px;
  font: inherit; font-size: 12.5px; font-weight: 550; cursor: pointer;
}
.seg button + button { border-left: 1px solid var(--border-strong); }
.seg button.active { background: var(--accent); color: var(--accent-text); }

.grid-map { display: grid; gap: 7px; justify-content: center; padding: 8px 0; }
.grid-cell {
  aspect-ratio: 1; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 650; font-size: 13px; font-variant-numeric: tabular-nums;
  border: 2px solid var(--surface); cursor: default; position: relative;
}
.grid-cell[data-tip]:hover::after {
  content: attr(data-tip); position: absolute; bottom: calc(100% + 6px); left: 50%; transform: translateX(-50%);
  background: var(--text); color: var(--bg); font-size: 11.5px; font-weight: 500; padding: 5px 8px;
  border-radius: 5px; white-space: nowrap; z-index: 10; pointer-events: none;
}
#leaflet-map { height: 520px; border-radius: var(--radius-sm); overflow: hidden; }
.pin {
  border-radius: 50%; border: 2px solid #fff; color: #fff; font-weight: 650; font-size: 12px;
  display: flex; align-items: center; justify-content: center; box-shadow: 0 1px 4px rgba(0,0,0,.35);
}
.legend { display: flex; flex-wrap: wrap; gap: 14px; padding: 14px 18px; border-top: 1px solid var(--border); }
.legend-item { display: flex; align-items: center; gap: 6px; font-size: 12.5px; color: var(--text-muted); }
.legend-dot { width: 11px; height: 11px; border-radius: 50%; }

/* -------------------------------------------------------------- findings */
.finding {
  display: flex; gap: 12px; padding: 13px 18px; border-bottom: 1px solid var(--border); align-items: flex-start;
}
.finding:last-child { border-bottom: none; }
.finding-icon {
  width: 22px; height: 22px; border-radius: 50%; flex-shrink: 0; display: grid; place-items: center;
  font-size: 12px; font-weight: 700; margin-top: 1px;
}
.sev-high .finding-icon { background: var(--danger-soft); color: var(--danger); }
.sev-medium .finding-icon { background: var(--warn-soft); color: var(--warn); }
.sev-low .finding-icon, .sev-info .finding-icon { background: var(--surface-2); color: var(--text-muted); }
.finding-text { flex: 1; min-width: 0; }
.finding-type { font-size: 11.5px; font-weight: 600; color: var(--text-soft); text-transform: uppercase; letter-spacing: .04em; }
.finding-msg { margin-top: 3px; }

/* ------------------------------------------------------------ misc state */
.empty { padding: 44px 24px; text-align: center; color: var(--text-muted); }
.empty .empty-title { font-weight: 600; color: var(--text); margin-bottom: 6px; font-size: 15px; }
.empty p { margin: 0 auto 18px; max-width: 380px; }
.muted { color: var(--text-muted); }
.small { font-size: 12.5px; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12.5px; }
.spinner {
  width: 18px; height: 18px; border: 2px solid var(--border-strong); border-top-color: var(--accent);
  border-radius: 50%; animation: spin .7s linear infinite; display: inline-block; vertical-align: -3px;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading { padding: 44px; text-align: center; color: var(--text-muted); }

.notice {
  display: flex; gap: 10px; padding: 12px 14px; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: var(--surface-2); font-size: 13px; align-items: flex-start;
}
.notice.warn { background: var(--warn-soft); border-color: var(--warn); color: var(--warn); }
.notice.info { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }
.notice strong { display: block; margin-bottom: 2px; }

/* ---------------------------------------------------------------- modals */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,.45); display: grid; place-items: center;
  padding: 20px; z-index: 100; backdrop-filter: blur(2px);
}
.modal {
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  width: 100%; max-width: 520px; max-height: 88vh; display: flex; flex-direction: column; box-shadow: var(--shadow);
}
.modal-head { padding: 16px 20px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; }
.modal-head h2 { font-size: 15.5px; margin: 0; font-weight: 650; }
.modal-body { padding: 20px; overflow-y: auto; }
.modal-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 20px; }

/* ---------------------------------------------------------------- toasts */
.toast-stack { position: fixed; bottom: 20px; right: 20px; display: flex; flex-direction: column; gap: 8px; z-index: 200; }
.toast {
  background: var(--surface); border: 1px solid var(--border); border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm); padding: 11px 15px; box-shadow: var(--shadow); max-width: 360px;
  font-size: 13.5px; animation: slide-in .2s ease;
}
.toast.error { border-left-color: var(--danger); }
.toast.success { border-left-color: var(--ok); }
@keyframes slide-in { from { opacity: 0; transform: translateX(12px); } }

/* ------------------------------------------------------------ responsive */
@media (max-width: 860px) {
  .sidebar {
    position: fixed; left: 0; top: 0; z-index: 50; transform: translateX(-100%);
    transition: transform .2s ease; box-shadow: var(--shadow);
  }
  .sidebar.open { transform: translateX(0); }
  .content { padding: 16px; }
  .field-row { grid-template-columns: 1fr; }
}
@media (min-width: 861px) { #menu-toggle { display: none; } }