/* ===== 15-minuten stad dashboard ===== */

:root {
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --sidebar-width: 410px;
  --topbar-height: 56px;
}

.theme-dark {
  --bg: #0b0f14;
  --bg-elev: #131a22;
  --bg-elev-2: #1a232d;
  --bg-input: #0f1620;
  --border: #1f2a35;
  --border-strong: #2a3744;
  --text: #e6edf3;
  --text-dim: #94a3b8;
  --text-muted: #64748b;
  --accent: #4f9cf9;
  --accent-hover: #6dafff;
  --accent-soft: rgba(79, 156, 249, 0.14);
  --accent-text: #fff;
  --success: #34d399;
  --success-soft: rgba(52, 211, 153, 0.14);
  --warning: #fbbf24;
  --warning-soft: rgba(251, 191, 36, 0.14);
  --danger: #f87171;
  --danger-soft: rgba(248, 113, 113, 0.14);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.theme-light {
  --bg: #f6f5f1;
  --bg-elev: #ffffff;
  --bg-elev-2: #f1efe9;
  --bg-input: #ffffff;
  --border: #e2dfd6;
  --border-strong: #cfcabd;
  --text: #1c1f24;
  --text-dim: #5c6675;
  --text-muted: #8a93a0;
  --accent: #0a4f8c;
  --accent-hover: #0c5fa8;
  --accent-soft: rgba(10, 79, 140, 0.08);
  --accent-text: #fff;
  --success: #15803d;
  --success-soft: rgba(21, 128, 61, 0.10);
  --warning: #b45309;
  --warning-soft: rgba(180, 83, 9, 0.10);
  --danger: #b91c1c;
  --danger-soft: rgba(185, 28, 28, 0.08);
  --shadow-lg: 0 20px 50px rgba(20, 30, 40, 0.12);
  --shadow-md: 0 4px 14px rgba(20, 30, 40, 0.08);
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
}
button, input, select, textarea { font: inherit; }
.hidden { display: none !important; }

.app {
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  grid-template-rows: calc(var(--topbar-height) + env(safe-area-inset-top, 0px)) 3px 1fr;
  background: var(--bg);
  color: var(--text);
}

/* ===== Topbar ===== */
.topbar {
  background: var(--bg-elev);
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  padding: env(safe-area-inset-top, 0px) max(18px, env(safe-area-inset-right, 0px)) 0 max(18px, env(safe-area-inset-left, 0px));
  gap: 16px;
  z-index: 30;
}
.brand-title {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.3px;
  color: var(--text);
  user-select: none;
  cursor: default;
  line-height: 1;
  white-space: nowrap;
}
.brand-char {
  display: inline-block;
  transform-origin: bottom center;
  will-change: transform;
}
.brand-title:hover .brand-char {
  animation: brandBounce 0.7s cubic-bezier(0.34, 1.56, 0.64, 1) both;
  animation-delay: calc(var(--i) * 30ms);
}
@keyframes brandBounce {
  0%   { transform: scaleY(1); }
  20%  { transform: scaleY(1.5); }
  40%  { transform: scaleY(0.78); }
  60%  { transform: scaleY(1.18); }
  80%  { transform: scaleY(0.94); }
  100% { transform: scaleY(1); }
}
.topbar-stepper-wrap { display: flex; justify-content: center; }
.topbar-actions { display: flex; gap: 8px; }
.icon-btn {
  width: 34px; height: 34px; border-radius: 8px;
  background: transparent; border: 1px solid var(--border);
  color: var(--text-dim); cursor: pointer; font-size: 14px;
  display: inline-flex; align-items: center; justify-content: center;
}
.icon-btn:hover { background: var(--bg-elev-2); color: var(--text); }

/* ===== Stepper ===== */
.stepper { display: flex; gap: 4px; align-items: center; }
.step {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 14px; border-radius: 999px;
  border: 1px solid transparent; background: transparent;
  color: var(--text-muted); font-size: 13px; font-weight: 500;
  cursor: pointer; transition: all 0.15s;
  font-family: inherit;
}
.step-num {
  width: 22px; height: 22px; border-radius: 50%;
  display: grid; place-items: center;
  font-size: 11px; font-weight: 600;
  background: var(--bg-elev-2); color: var(--text-dim);
}
.step-active {
  background: var(--accent-soft); color: var(--accent);
  border-color: var(--accent);
}
.step-active .step-num { background: var(--accent); color: var(--accent-text); }
.step-done { color: var(--text); }
.step-done .step-num { background: var(--success); color: #fff; }
.step-available:hover { background: var(--bg-elev-2); color: var(--text); }
.step-locked { opacity: 0.45; cursor: not-allowed; }

/* ===== Top progress ===== */
.top-progress { height: 3px; background: transparent; transition: opacity 0.3s; position: relative; overflow: hidden; }
.top-progress-fill { height: 100%; background: var(--accent); transition: width 0.2s ease; box-shadow: 0 0 10px var(--accent); }

/* ===== Main layout ===== */
.main {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  height: calc(100dvh - var(--topbar-height) - 3px - env(safe-area-inset-top, 0px));
  overflow: hidden;
  position: relative;
}

/* ===== Sidebar ===== */
#sidebar {
  background: var(--bg-elev);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  overflow: hidden;
  min-height: 0;
}
.sidebar-header {
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--border);
}
.sh-step {
  font-size: 11px; font-weight: 600;
  color: var(--accent);
  text-transform: uppercase; letter-spacing: 1px;
}
.sh-title {
  margin: 4px 0 4px; font-size: 22px; font-weight: 600;
  letter-spacing: -0.4px;
}
.sh-intro { margin: 4px 0 0; font-size: 12px; color: var(--text-dim); line-height: 1.45; }
.sidebar-body {
  flex: 1; overflow-y: auto;
  padding: 20px 24px 28px;
  scrollbar-width: thin;
  scrollbar-color: var(--border-strong) transparent;
}
.sidebar-body::-webkit-scrollbar { width: 8px; }
.sidebar-body::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 999px; }

.sidebar-resizer {
  position: absolute;
  z-index: 25;
  left: var(--sidebar-width);
  top: 0;
  width: 8px;
  height: 100%;
  margin-left: -4px;
  cursor: col-resize;
  background: transparent;
  touch-action: none;
}
.sidebar-resizer::after { content: ""; position: absolute; left: 3px; top: 0; width: 2px; height: 100%; background: transparent; transition: background .12s ease, box-shadow .12s ease; }
.sidebar-resizer:hover::after, body.resizing-sidebar .sidebar-resizer::after { background: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
body.resizing-sidebar { cursor: col-resize; user-select: none; }

.step-panel { display: flex; flex-direction: column; gap: 18px; }
.step-intro { margin: 0; font-size: 13px; line-height: 1.55; color: var(--text-dim); }
.step-intro strong { color: var(--text); font-weight: 600; }

/* ===== Form primitives ===== */
.section { display: flex; flex-direction: column; gap: 14px; }
.field-group { display: flex; flex-direction: column; gap: 8px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field label, .field-label {
  font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.8px;
  color: var(--text-muted);
}
.field-hint, .hint { font-size: 12px; color: var(--text-muted); margin: 0; line-height: 1.45; }
.value-pill {
  display: inline-block; margin-left: 8px;
  padding: 2px 8px; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent);
  font-size: 11px; font-weight: 600; text-transform: none; letter-spacing: 0;
}
.divider { height: 1px; background: var(--border); margin: 4px 0; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

input[type="text"], input[type="url"], input[type="number"], input[type="search"], select, textarea {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 9px 10px;
  outline: none;
  min-height: 38px;
  font-family: inherit;
}
input[type="text"]:focus, input[type="url"]:focus, input[type="number"]:focus, input[type="search"]:focus, select:focus, textarea:focus { border-color: var(--accent); }
input[type="color"] { width: 100%; height: 38px; background: var(--bg-input); border: 1px solid var(--border); border-radius: 8px; padding: 4px; cursor: pointer; }
input[type="file"] { width: 100%; color: var(--text-dim); background: var(--bg-input); border: 1px dashed var(--border-strong); border-radius: 8px; padding: 9px; }
.theme-light select { color-scheme: light; }
.theme-dark select { color-scheme: dark; }

.input-with-clear { position: relative; display: flex; }
.input-with-clear input { padding-right: 32px; flex: 1; }
.input-clear-btn {
  position: absolute; top: 50%; right: 6px; transform: translateY(-50%);
  width: 24px; height: 24px; border-radius: 50%;
  background: transparent; border: 1px solid var(--border);
  color: var(--text-muted); cursor: pointer; font-size: 11px;
  display: inline-flex; align-items: center; justify-content: center;
}
.input-clear-btn:hover { color: var(--danger); border-color: var(--danger); }

/* Subtle list-indicator arrow on area inputs (hidden when clear button is shown) */
.input-with-clear.has-area-arrow .input-area-arrow {
  position: absolute; top: 50%; right: 12px; transform: translateY(-50%);
  font-size: 10px; line-height: 1;
  color: var(--text-muted);
  pointer-events: none;
  opacity: 0.7;
  transition: opacity .15s ease, color .15s ease;
}
.input-with-clear.has-area-arrow input:focus ~ .input-area-arrow {
  color: var(--accent); opacity: 1;
}
.input-with-clear.has-area-arrow:has(.input-clear-btn:not(.hidden)) .input-area-arrow {
  display: none;
}

.search-input {
  display: flex; align-items: center; gap: 8px;
  padding: 0 12px; height: 38px;
  background: var(--bg-input); border: 1px solid var(--border);
  border-radius: 8px;
}
.search-input:focus-within { border-color: var(--accent); }
.search-icon { color: var(--text-muted); font-size: 16px; }
.search-input input {
  flex: 1; background: transparent; border: none; outline: none;
  color: var(--text); font-size: 14px; font-family: inherit; min-height: 32px; padding: 0;
}

/* ===== Area status badges (Step 1) ===== */
.area-status {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 11px; font-weight: 600;
  padding: 3px 9px; border-radius: 999px;
  border: 1px solid transparent;
  min-height: 22px;
  align-self: flex-start;
  transition: opacity .2s;
}
.area-status.idle { display: none; }
.area-status.loading { background: var(--bg-elev-2); color: var(--text-dim); border-color: var(--border); }
.area-status.ok { background: var(--success-soft); color: var(--success); border-color: var(--success); }
.area-status.error { background: var(--danger-soft); color: var(--danger); border-color: var(--danger); }
.area-status .spinner { color: var(--accent); width: 9px; height: 9px; }

/* ===== Custom area suggestions popover (works on mobile where native datalist won't open on focus) ===== */
.area-suggestions {
  position: fixed; z-index: 1200;
  background: var(--bg-elev); border: 1px solid var(--border-strong);
  border-radius: 10px; box-shadow: var(--shadow-lg);
  max-height: 240px; overflow-y: auto;
  display: flex; flex-direction: column;
  padding: 4px;
  -webkit-overflow-scrolling: touch;
}
.area-suggestions.hidden { display: none; }
.area-suggestion {
  text-align: left;
  background: transparent; border: 0;
  color: var(--text); font: inherit; font-size: 14px;
  padding: 9px 12px; border-radius: 6px;
  cursor: pointer;
}
.area-suggestion:hover, .area-suggestion.active {
  background: var(--accent-soft); color: var(--accent);
}
.area-suggestion-empty {
  padding: 10px 12px; font-size: 13px; color: var(--text-muted); text-align: center;
}

.enter-hint {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--bg-elev-2); padding: 6px 10px; border-radius: 6px;
  border: 1px dashed var(--border);
  margin-top: 4px;
  align-self: flex-start;
}
.enter-hint kbd {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 32px; height: 20px; padding: 0 6px;
  background: var(--bg-elev); color: var(--text);
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  font-family: var(--font-mono); font-size: 10px; font-weight: 600;
  box-shadow: 0 1px 0 var(--border-strong);
}

/* Existing flash classes from JS still trigger; map them to subtle outline */
input.area-found-flash { border-color: var(--success) !important; box-shadow: 0 0 0 2px var(--success-soft); }
input.area-not-found-flash { border-color: var(--danger) !important; box-shadow: 0 0 0 2px var(--danger-soft); }

/* ===== Selection summary ===== */
.selection-summary {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 14px 16px;
  background: var(--accent-soft);
  border: 1px solid var(--accent);
  border-radius: 10px;
}
.ss-label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.8px; color: var(--accent); font-weight: 600; }
.ss-value { font-size: 16px; font-weight: 600; margin-top: 2px; }
.ss-meta { font-size: 11px; color: var(--text-dim); margin-top: 2px; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; padding: 0 16px; height: 38px;
  border-radius: 8px; border: 1px solid transparent;
  font-family: inherit; font-size: 14px; font-weight: 500;
  cursor: pointer; transition: all 0.15s;
  background: var(--bg-elev-2); color: var(--text);
}
.btn:hover:not(:disabled) { background: var(--bg-elev); border-color: var(--border-strong); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn.primary, .btn-primary {
  background: var(--accent); color: var(--accent-text);
  border-color: var(--accent);
}
.btn.primary:hover:not(:disabled), .btn-primary:hover:not(:disabled) { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn.ghost, .btn-ghost {
  background: transparent; border-color: var(--border-strong);
  color: var(--text-dim);
}
.btn.ghost:hover, .btn-ghost:hover { background: var(--bg-elev-2); color: var(--text); }
.btn.danger, .btn-danger {
  background: transparent; border-color: var(--danger);
  color: var(--danger);
}
.btn.danger:hover:not(:disabled) { background: var(--danger-soft); }
.btn.full, .btn-block { width: 100%; }
.btn-cta { font-weight: 600; }
.btn-large { height: 48px; font-size: 15px; padding: 0 20px; }
.btn .arrow { transition: transform 0.2s; }
.btn-cta:hover .arrow { transform: translateX(2px); }

.cta-row { display: flex; flex-direction: column; gap: 8px; margin-top: 8px; }
.cta-hint { margin: 0; text-align: center; font-size: 12px; color: var(--text-muted); }

.btn-row { display: inline-flex; gap: 6px; flex-wrap: wrap; }
.mini-btn {
  display: inline-flex; align-items: center; gap: 4px;
  height: 28px; padding: 0 10px;
  background: transparent; color: var(--text-dim);
  border: 1px solid var(--border); border-radius: 999px;
  cursor: pointer; font-size: 11px; font-weight: 600;
  font-family: inherit;
}
.mini-btn:hover { background: var(--bg-elev-2); color: var(--text); }
.mini-btn.danger { color: var(--danger); border-color: var(--danger); }
.mini-btn.danger:hover { background: var(--danger-soft); }
.mini-btn:disabled { opacity: 0.45; cursor: not-allowed; }

/* ===== Source list (Step 2) ===== */
.source-list { display: flex; flex-direction: column; gap: 8px; }
.source-item, .source-item-wrap {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  transition: all 0.15s;
}
.source-item:hover, .source-item-wrap:hover { border-color: var(--border-strong); }
.source-item.selected, .source-item-wrap.selected { border-color: var(--accent); background: var(--accent-soft); }
.source-item.loaded, .source-item-wrap.loaded { border-color: var(--success); background: var(--success-soft); }
.source-item-header {
  display: grid; grid-template-columns: 18px 28px 1fr auto; align-items: center; gap: 12px;
  padding: 12px 14px; cursor: pointer;
}
.source-item-header input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--accent); }
.source-icon {
  width: 28px; height: 28px; border-radius: 6px;
  background: var(--bg-elev-2); color: var(--text-dim);
  display: grid; place-items: center; font-size: 14px;
}
.selected .source-icon { background: var(--accent); color: var(--accent-text); }
.loaded .source-icon { background: var(--success); color: #fff; }
.source-text { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.source-label { font-weight: 600; font-size: 13px; }
.source-short { font-size: 11px; color: var(--text-muted); }
.source-short em { font-style: normal; color: var(--accent); font-weight: 600; }

.status-pill {
  font-size: 11px; padding: 3px 8px; border-radius: 999px;
  font-weight: 600; display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid transparent;
}
.status-pill.ok { background: var(--success); color: #fff; }
.status-pill.loading { background: var(--bg-elev-2); color: var(--text-dim); }
.status-pill.idle { background: transparent; color: var(--text-muted); border: 1px solid var(--border); }
.status-pill.error { background: var(--danger); color: #fff; }
.status-pill.warn { background: var(--warning); color: #fff; }

.spinner {
  width: 10px; height: 10px; border-radius: 50%;
  border: 2px solid currentColor; border-top-color: transparent;
  animation: spin 0.8s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

.source-expand {
  width: 100%; padding: 8px 14px;
  background: transparent; border: none; border-top: 1px dashed var(--border);
  color: var(--text-dim); font-family: inherit; font-size: 12px;
  cursor: pointer; text-align: left;
  display: flex; align-items: center; gap: 6px;
}
.source-expand:hover { color: var(--accent); }
.se-arrow { display: inline-block; transition: transform 0.15s; font-size: 10px; }

.source-parts {
  border-top: 1px solid var(--border);
  background: rgba(0,0,0,0.06);
  display: flex; flex-direction: column;
}
.theme-light .source-parts { background: rgba(0,0,0,0.025); }
.part-row {
  display: grid; grid-template-columns: 18px 1fr auto;
  align-items: center; gap: 10px;
  padding: 8px 14px 8px 38px;
  font-size: 12px; cursor: pointer;
  border-bottom: 1px solid var(--border);
}
.part-row:last-child { border-bottom: none; }
.part-row:hover { background: var(--bg-elev-2); }
.part-row.off { opacity: 0.55; }
.part-row input { width: 14px; height: 14px; accent-color: var(--accent); }
.part-name { font-weight: 500; }
.part-count { font-family: var(--font-mono); font-size: 11px; color: var(--text-muted); }


/* ===== Custom datasets ===== */
.custom-datasets { display: flex; flex-direction: column; gap: 6px; margin-top: 8px; }
.custom-dataset {
  display: grid; grid-template-columns: 22px 1fr 28px; align-items: center; gap: 10px;
  padding: 8px 12px; background: var(--bg-input); border: 1px solid var(--border); border-radius: 8px;
}
.cd-icon { color: var(--accent); font-size: 14px; }
.cd-text { display: flex; flex-direction: column; gap: 1px; min-width: 0; }
.cd-text strong { font-size: 12px; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cd-text em { font-style: normal; font-size: 11px; color: var(--text-muted); }
.cd-remove {
  width: 24px; height: 24px; border-radius: 50%;
  background: transparent; border: 1px solid var(--border);
  color: var(--text-muted); cursor: pointer; font-size: 11px;
}
.cd-remove:hover { color: var(--danger); border-color: var(--danger); }

/* ===== Segmented + range (Step 3) ===== */
.segmented, .mode-toggle {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4px;
  padding: 4px; background: var(--bg-input); border: 1px solid var(--border);
  border-radius: 10px;
}
.segmented button, .mode-toggle button {
  padding: 10px 12px; border-radius: 7px; border: none;
  background: transparent; cursor: pointer;
  font-family: inherit; font-size: 13px; font-weight: 500;
  color: var(--text-dim);
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
}
.segmented button em { font-style: normal; font-size: 10px; opacity: 0.7; font-weight: 400; margin-left: 2px; }
.segmented button.active, .mode-toggle button.active { background: var(--accent); color: var(--accent-text); }
.seg-icon { font-size: 16px; }

input[type="range"] {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 4px; border-radius: 999px;
  background: var(--bg-elev-2); outline: none; margin: 8px 0;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--accent); cursor: pointer;
  border: 3px solid var(--bg-elev);
  box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}
.range-ticks {
  display: flex; justify-content: space-between;
  font-size: 10px; color: var(--text-muted); font-family: var(--font-mono);
}
.range-header { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.range-value {
  padding: 3px 8px; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent);
  font-size: 12px; font-weight: 700; white-space: nowrap;
}
.reach-slider-group {
  padding: 10px 12px;
  background: var(--bg-input); border: 1px solid var(--border);
  border-radius: 8px;
}
.reach-minute-ticks span { min-width: 34px; text-align: center; }

/* ===== Analysis controls / readout ===== */
.analysis-controls { display: flex; flex-direction: column; gap: 16px; }
.analysis-readout {
  background: var(--bg-input); border: 1px solid var(--border);
  border-radius: 10px; padding: 14px 16px;
  display: flex; flex-direction: column; gap: 8px;
}
.ar-row { display: flex; justify-content: space-between; font-size: 13px; align-items: center; }
.ar-label { color: var(--text-muted); }
.ar-value { font-weight: 500; font-family: var(--font-mono); font-size: 13px; }
.ar-value.highlight { color: var(--accent); font-weight: 600; }
.ar-value.highlight-ok { color: var(--success); font-weight: 600; }
.ar-value.highlight-ok em { color: var(--text-muted); font-weight: 400; font-style: normal; }
.ar-value.highlight-bad { color: var(--danger); font-weight: 600; }
.ar-divider { height: 1px; background: var(--border); margin: 4px 0; }

.legend-inline { display: inline-flex; align-items: center; gap: 8px; margin-left: 4px; font-size: 12px; }
.lg-dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; vertical-align: middle; margin-right: 3px; }
.lg-dot.ok { background: var(--success); }
.lg-dot.bad { background: var(--danger); }

.analysis-options {
  display: flex; flex-direction: column; gap: 10px;
  padding: 10px 12px; background: var(--bg-input);
  border: 1px solid var(--border); border-radius: 8px;
}
.method-toggle { display: grid; grid-template-columns: repeat(auto-fit, minmax(96px, 1fr)); gap: 6px; }
.method-toggle label {
  display: flex; flex-direction: column; gap: 2px;
  min-width: 0; padding: 8px 10px;
  background: var(--bg-elev-2); border: 1px solid var(--border);
  border-radius: 8px; cursor: pointer;
}
.method-toggle label:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); }
.method-toggle input { position: absolute; opacity: 0; pointer-events: none; }
.method-toggle span { font-size: 12px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.method-toggle em { font-style: normal; font-size: 10px; color: var(--text-muted); }
.checkbox-row {
  display: flex; align-items: center; gap: 9px;
  font-size: 13px; color: var(--text); cursor: pointer;
}
.checkbox-row input { width: 16px; height: 16px; accent-color: var(--accent); margin: 0; }
.checkbox-row.disabled { opacity: 0.45; cursor: not-allowed; }
.api-settings { border-top: 1px dashed var(--border); padding-top: 8px; }
.api-settings summary {
  cursor: pointer; color: var(--text-muted);
  font-size: 12px; font-weight: 700; text-transform: uppercase;
}
.api-settings.disabled { opacity: 0.55; }
.info-dot {
  display: inline-flex; align-items: center; justify-content: center;
  width: 16px; height: 16px; margin-left: 4px;
  border: 1px solid var(--border-strong); border-radius: 50%;
  color: var(--accent); font-family: var(--font-mono); font-size: 10px;
  text-transform: none;
}
.api-info {
  margin-top: 10px; padding: 9px 10px;
  background: var(--bg-elev-2); border: 1px solid var(--border);
  border-radius: 7px; color: var(--text-dim); font-size: 12px; line-height: 1.45;
}
.api-info strong { display: block; color: var(--text); margin-bottom: 2px; }
.api-info a { color: var(--accent); font-weight: 700; }
.api-settings .field-group { margin-top: 10px; }
.api-settings .mini-btn { margin-top: 8px; }

.hint-box {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 14px; border-radius: 10px;
  background: var(--accent-soft); border: 1px dashed var(--accent);
}
.hint-icon { font-size: 22px; color: var(--accent); }
.hint-box strong { font-size: 13px; display: block; }
.hint-box p { margin: 2px 0 0; font-size: 12px; color: var(--text-dim); }

/* ===== Categories grid ===== */
.cat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.cat-chip {
  display: grid; grid-template-columns: 12px 1fr auto;
  gap: 8px; align-items: center; padding: 8px 10px;
  background: var(--bg-input); border: 1px solid var(--border);
  border-radius: 8px; cursor: pointer; font-family: inherit;
  font-size: 12px; color: var(--text);
  text-align: left;
}
.cat-chip.off { opacity: 0.4; }
.cat-chip:hover { border-color: var(--border-strong); }
.cat-chip .dot { width: 10px; height: 10px; border-radius: 50%; }
.cat-chip em { font-style: normal; font-size: 10px; color: var(--text-muted); font-family: var(--font-mono); }
.cat-chip.selected { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); }
.target-chip.selected { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); }

/* ===== Layer list (Step 4) ===== */
.layer-list { display: flex; flex-direction: column; gap: 6px; }
.layer-item {
  display: flex; flex-direction: column; gap: 8px;
  padding: 10px 12px;
  background: var(--bg-input); border: 1px solid var(--border);
  border-radius: 8px;
  transition: all 0.15s;
}
.layer-item:hover { border-color: var(--border-strong); }
.layer-item.dragging { opacity: 0.5; }
.layer-top {
  display: grid; grid-template-columns: 16px 16px 1fr 16px;
  gap: 10px; align-items: center;
}
.drag-handle {
  color: var(--text-muted); font-size: 14px; cursor: grab;
  user-select: none;
}
.drag-handle:active { cursor: grabbing; }
.layer-top input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--accent); margin: 0; }
.layer-name { font-weight: 500; font-size: 13px; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.layer-meta { font-size: 11px; color: var(--text-muted); margin-top: 2px; }
.layer-top > div { min-width: 0; }
.swatch { width: 14px; height: 14px; border-radius: 50%; flex-shrink: 0; }
.layer-controls {
  display: flex; align-items: center; gap: 6px;
  padding-top: 6px; border-top: 1px dashed var(--border);
}
.layer-controls input[type="range"] { flex: 1; margin: 0; }
.layer-move-btn { width: 28px; padding: 0; }
.empty-hint, #emptyLayersHint, #emptyDesignHint {
  margin: 0; font-size: 12px; color: var(--text-muted);
  padding: 12px; background: var(--bg-input); border: 1px dashed var(--border); border-radius: 8px;
  text-align: center;
}
.layer-filter, .legend-layer-filter {
  display: flex; flex-direction: column; gap: 6px;
}
.layer-filter-trigger {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 11px; color: var(--text-dim);
  background: transparent; border: 1px solid var(--border);
  border-radius: 999px; padding: 3px 10px; cursor: pointer;
}
.layer-filter-trigger:hover { color: var(--text); border-color: var(--border-strong); }
.layer-filter-menu {
  background: var(--bg-input); border: 1px solid var(--border);
  border-radius: 8px; padding: 8px;
  display: flex; flex-direction: column; gap: 4px;
}
.layer-filter-row {
  display: flex; align-items: center; gap: 6px;
  font-size: 12px; padding: 4px 6px; border-radius: 4px;
  cursor: pointer;
}
.layer-filter-row:hover { background: var(--bg-elev-2); }
.layer-filter-row input { accent-color: var(--accent); }

/* ===== Design list (Step 4 extended) ===== */
.design-list { display: flex; flex-direction: column; gap: 8px; }
.design-item {
  background: var(--bg-input); border: 1px solid var(--border);
  border-radius: 10px; padding: 12px;
  display: flex; flex-direction: column; gap: 10px;
}
.design-top {
  display: flex; justify-content: space-between; align-items: flex-start; gap: 10px;
}
.design-top > div { min-width: 0; }
.design-top .layer-name { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.design-top .swatch { width: 22px; height: 22px; border-radius: 6px; }
.design-controls { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.design-controls .field { gap: 4px; }
.design-controls label { font-size: 10px; }

/* ===== Stats grid ===== */
.stats-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
}
.stat-card {
  padding: 12px; background: var(--bg-input);
  border: 1px solid var(--border); border-radius: 10px;
  display: flex; flex-direction: column; gap: 4px;
}
.stat-card .label, .stat-label { font-size: 10px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.6px; font-weight: 600; }
.stat-card .value, .stat-num { font-size: 18px; font-weight: 600; font-family: var(--font-mono); }

.pill {
  display: inline-flex; align-items: center;
  font-size: 11px; padding: 4px 10px; border-radius: 999px;
  background: var(--bg-input); border: 1px solid var(--border);
  color: var(--text-dim); font-weight: 500;
}

.stat-panel { display: flex; flex-direction: column; gap: 10px; }
.stat-panel h3 { margin: 0; font-size: 12px; text-transform: uppercase; letter-spacing: 0.8px; color: var(--text-muted); font-weight: 600; }
.chart-controls { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.chart-output {
  background: var(--bg-input); border: 1px solid var(--border);
  border-radius: 10px; padding: 12px; min-height: 160px;
  font-size: 12px;
}

/* === Bar chart (axis-chart) === */
.axis-chart {
  display: grid;
  grid-template-columns: 36px 1fr;
  grid-template-rows: 160px 24px;
  grid-template-areas: "y plot" ". x";
  gap: 6px 8px;
  width: 100%;
  align-items: stretch;
}
.axis-y {
  grid-area: y;
  display: flex; flex-direction: column; justify-content: space-between;
  font-family: var(--font-mono); font-size: 10px; color: var(--text-muted);
  text-align: right; padding-right: 4px;
  border-right: 1px solid var(--border);
}
.axis-y span { line-height: 1; }
.axis-plot {
  grid-area: plot;
  display: grid; grid-auto-flow: column; grid-auto-columns: 1fr;
  align-items: end; gap: 8px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(to top,
    transparent 0%, transparent 24.9%, var(--border) 25%, var(--border) 25.1%, transparent 25.2%,
    transparent 49.9%, var(--border) 50%, var(--border) 50.1%, transparent 50.2%,
    transparent 74.9%, var(--border) 75%, var(--border) 75.1%, transparent 75.2%
  );
}
.axis-bar-wrap {
  display: flex; align-items: flex-end; justify-content: center;
  height: 100%;
}
.axis-bar {
  width: 100%; max-width: 36px;
  height: var(--height, 0%);
  background: var(--bar-color, var(--accent));
  border-radius: 4px 4px 0 0;
  transition: height .35s ease;
  min-height: 2px;
}
.axis-x {
  grid-area: x;
  display: grid; grid-auto-flow: column; grid-auto-columns: 1fr;
  gap: 8px; align-items: start;
  font-size: 10px; color: var(--text-dim);
  font-family: var(--font-mono);
}
.axis-x span {
  text-align: center; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.axis-legend {
  display: flex; flex-direction: column; gap: 3px;
  margin-top: 12px; font-size: 11px; color: var(--text-dim); line-height: 1.45;
}
.axis-legend strong { color: var(--text); font-weight: 600; margin-right: 2px; }

/* === Donut chart (reach-donut + chart-legend) === */
.chart-donut-layout {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 16px;
  align-items: center;
}
.reach-donut {
  width: 120px; height: 120px;
  border-radius: 50%;
  position: relative;
  display: grid; place-items: center;
  background: conic-gradient(var(--accent) 0% 100%);
  flex-shrink: 0;
}
.reach-donut::before {
  content: "";
  position: absolute; inset: 12px;
  border-radius: 50%;
  background: var(--bg-input);
}
.reach-donut-inner {
  position: relative; z-index: 1;
  font-family: var(--font-mono); font-size: 18px; font-weight: 700;
  color: var(--text);
}
.chart-legend { display: flex; flex-direction: column; gap: 6px; font-size: 11px; }
.chart-legend-row {
  display: grid; grid-template-columns: 12px 1fr auto;
  gap: 8px; align-items: center;
}
.chart-legend-row .swatch {
  width: 10px; height: 10px; border-radius: 50%;
}
.chart-legend-row strong {
  font-weight: 600; color: var(--text);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.chart-legend-row span { color: var(--text-dim); font-family: var(--font-mono); font-size: 11px; }
.chart-legend .source-meta { font-size: 10px; color: var(--text-muted); }

/* === Mini-stat grid (list/cards variant) === */
.mini-stat-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 6px;
}
.mini-stat {
  display: flex; flex-direction: column; gap: 2px;
  padding: 8px 10px;
  background: var(--bg-elev-2); border-radius: 8px;
  font-size: 11px;
}
.mini-stat span { color: var(--text-dim); }
.mini-stat strong { color: var(--text); font-family: var(--font-mono); font-size: 14px; }
.mini-stat span:last-child { color: var(--text-muted); font-size: 10px; }

/* ===== Map area ===== */
main {
  position: relative;
  background: var(--bg-elev-2);
  overflow: hidden;
  min-width: 0;
}
#map {
  width: 100%; height: 100%;
  background: var(--bg-elev-2);
}

.theme-dark .leaflet-tile { filter: brightness(0.95) saturate(0.9); }

.map-search-toggle {
  position: absolute; top: 16px; left: 50%;
  transform: translateX(-50%);
  width: 40px; height: 40px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text);
  cursor: pointer;
  box-shadow: var(--shadow-md);
  z-index: 500;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.map-search-toggle:hover { color: var(--accent); border-color: var(--accent); background: var(--bg-elev-2); }
.map-search-toggle.active { color: var(--accent); border-color: var(--accent); }
.map-search-toggle svg { display: block; }

.map-search {
  position: absolute; top: 16px; left: 50%;
  transform: translateX(-50%);
  display: grid; grid-template-columns: 320px auto auto;
  gap: 6px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 6px;
  box-shadow: var(--shadow-md);
  z-index: 500;
}
.map-search .input-with-clear input { background: transparent; border: 1px solid var(--border); height: 36px; }
.map-search .btn { height: 36px; }
.map-search-close {
  width: 36px; height: 36px;
  background: transparent; border: 1px solid var(--border);
  border-radius: 8px; color: var(--text-muted); cursor: pointer;
  font-size: 18px; line-height: 1;
}
.map-search-close:hover { color: var(--accent); border-color: var(--accent); }

.mobile-map-analysis-control { display: none; }
.mobile-reach-popover.hidden { display: none; }

.status-bar {
  position: absolute; bottom: 16px; left: 16px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 14px; border-radius: 10px;
  font-size: 12px; max-width: 60%;
  box-shadow: var(--shadow-md);
  z-index: 500;
}
.status-bar.ok { border-color: var(--success); }
.status-bar.error { border-color: var(--danger); }
.status-bar strong { font-weight: 600; margin-right: 6px; }

.legend {
  position: absolute; bottom: 16px; right: 16px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 12px; min-width: 200px; max-width: 280px;
  max-height: 60vh; overflow-y: auto;
  box-shadow: var(--shadow-md);
  z-index: 500;
}
.legend h3 { margin: 0 0 8px; font-size: 11px; text-transform: uppercase; letter-spacing: 0.8px; color: var(--text-muted); font-weight: 600; }
.legend-item {
  display: grid; grid-template-columns: 14px 1fr auto;
  gap: 8px; align-items: center;
  padding: 4px 0;
}
.legend-item .swatch { width: 12px; height: 12px; border-radius: 4px; }
.legend-style-btn {
  width: 24px; height: 24px; border-radius: 50%;
  background: transparent; border: 1px solid var(--border);
  color: var(--text-muted); cursor: pointer; font-size: 11px;
  display: inline-flex; align-items: center; justify-content: center;
}
.legend-style-btn:hover, .legend-style-btn.active { color: var(--accent); border-color: var(--accent); }
.legend-style-menu {
  grid-column: 1 / -1;
  background: var(--bg-input); border: 1px solid var(--border);
  border-radius: 8px; padding: 10px; margin-top: 8px;
  display: flex; flex-direction: column; gap: 8px;
}
.legend-style-menu .grid-2 { gap: 8px; }

/* ===== Map empty states ===== */
.map-empty {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  pointer-events: auto;
  cursor: pointer;
  z-index: 400;
  background: transparent;
  border: 0;
  width: 100%;
  text-align: inherit;
  font: inherit;
  color: inherit;
}
.map-empty.hidden { display: none; }
.map-empty-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px 28px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  max-width: 360px;
  pointer-events: auto;
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.map-empty:hover .map-empty-card,
.map-empty:focus-visible .map-empty-card {
  transform: translateY(-1px);
  border-color: var(--accent);
  box-shadow: var(--shadow-lg), 0 0 0 3px var(--accent-soft);
}
.map-empty:focus-visible { outline: none; }
.me-icon { font-size: 28px; color: var(--accent); margin-bottom: 8px; }
.map-empty h3 { margin: 0 0 6px; font-size: 16px; font-weight: 600; }
.map-empty p { margin: 0; font-size: 13px; color: var(--text-dim); line-height: 1.5; }
.me-arrow {
  font-size: 24px; color: var(--accent); margin-top: 10px;
  animation: bounceLeft 1.4s ease-in-out infinite;
}
@keyframes bounceLeft {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(-8px); }
}

/* ===== Toasts ===== */
.toast-stack {
  position: absolute; top: 16px; right: 16px;
  display: flex; flex-direction: column; gap: 8px;
  z-index: 700; pointer-events: none;
}
.toast {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px; border-radius: 10px;
  background: var(--bg-elev); border: 1px solid var(--border);
  color: var(--text); font-size: 13px; font-weight: 500;
  box-shadow: var(--shadow-md); min-width: 220px; max-width: 320px;
  animation: slideInRight 0.25s ease both;
  pointer-events: none;
}
.toast-ok { border-color: var(--success); }
.toast-ok .toast-icon { color: var(--success); font-weight: 700; }
.toast-loading .toast-icon { color: var(--accent); }
.toast-error { border-color: var(--danger); }
.toast-error .toast-icon { color: var(--danger); font-weight: 700; }
@keyframes slideInRight { from { transform: translateX(40px); opacity: 0; } }
@keyframes fadeIn { from { opacity: 0; } }

/* ===== Popup tables ===== */
.popup-table { border-collapse: collapse; font-size: 12px; max-width: 460px; }
.popup-table th, .popup-table td { padding: 4px 8px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--border); }
.popup-table th { color: var(--text-muted); font-weight: 600; }

.map-svg-icon { display: inline-grid; place-items: center; }

/* ===== Metadata (Step 5) ===== */
.metadata-canvas {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at top, var(--bg-elev-2) 0%, var(--bg) 70%);
  overflow: hidden;
  z-index: 800;
}
.metadata-scroll {
  height: 100%;
  overflow-y: auto;
  padding: 32px 48px 64px;
  max-width: 880px;
  margin: 0 auto;
  display: flex; flex-direction: column; gap: 20px;
  scrollbar-gutter: stable;
}
.metadata-scroll::-webkit-scrollbar { width: 10px; }
.metadata-scroll::-webkit-scrollbar-track { background: transparent; }
.metadata-scroll::-webkit-scrollbar-thumb { background: var(--border); border-radius: 5px; border: 2px solid var(--bg); }
.metadata-scroll::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

.meta-card {
  background: var(--bg-input); border: 1px solid var(--border);
  border-radius: 14px; padding: 22px 26px;
  display: flex; flex-direction: column; gap: 10px;
  scroll-margin-top: 24px;
}
.meta-card-head {
  display: flex; align-items: center; gap: 10px;
  padding-bottom: 8px; border-bottom: 1px solid var(--border);
}
.meta-card-head h3 { margin: 0; font-size: 16px; font-weight: 600; letter-spacing: -0.2px; }
.meta-tag {
  font-size: 9px; font-weight: 700; text-transform: uppercase; letter-spacing: 1.2px;
  padding: 3px 8px; border-radius: 4px;
  background: var(--accent-soft); color: var(--accent);
}
.meta-dl {
  display: grid; grid-template-columns: 180px 1fr; gap: 6px 12px; margin: 0;
  font-size: 13px;
}
.meta-dl.small { grid-template-columns: 160px 1fr; font-size: 12px; }
.meta-dl dt { color: var(--text-muted); font-weight: 500; }
.meta-dl dd { margin: 0; color: var(--text); line-height: 1.45; }
.meta-dl .mono, .mono { font-family: var(--font-mono); font-size: 11px; }
.meta-dl dd a { color: var(--accent); text-decoration: none; word-break: break-all; }
.meta-dl dd a:hover { text-decoration: underline; }
.meta-prose { margin: 0; font-size: 13px; line-height: 1.6; color: var(--text-dim); }
.meta-prose strong, .meta-prose em { color: var(--text); }
.meta-prose .mono { background: var(--bg-elev-2); padding: 1px 5px; border-radius: 3px; }
.source-meta-list { display: flex; flex-direction: column; gap: 12px; }
.source-meta { padding: 10px 12px; background: var(--bg-elev-2); border-radius: 8px; border: 1px solid var(--border); }
.sm-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-bottom: 8px; }
.sm-head strong { font-size: 13px; }
.license-badge {
  font-size: 10px; font-weight: 700; padding: 3px 7px; border-radius: 4px;
  font-family: var(--font-mono); letter-spacing: 0.5px;
}
.license-cc0 { background: rgba(52, 211, 153, 0.18); color: var(--success); }
.license-cc { background: rgba(79, 156, 249, 0.18); color: var(--accent); }
.license-odbl { background: rgba(168, 85, 247, 0.18); color: #a855f7; }
.license-user { background: var(--border); color: var(--text-dim); }
.custom-list { margin: 0; padding-left: 16px; font-size: 11px; color: var(--text-dim); display: flex; flex-direction: column; gap: 3px; }
.meta-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 4px; }
.meta-actions .btn { font-size: 12px; height: 32px; padding: 0 12px; }

/* TOC in sidebar (step 5) */
.meta-toc { display: flex; flex-direction: column; gap: 4px; }
.meta-toc-item {
  display: grid; grid-template-columns: 36px 1fr auto; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 8px; border: 1px solid transparent;
  background: var(--bg-input); color: var(--text); cursor: pointer;
  font-size: 12px; text-align: left; transition: all 0.15s;
  font-family: inherit;
}
.meta-toc-item:hover { border-color: var(--accent); background: var(--accent-soft); }
.meta-toc-item:hover .meta-toc-arrow { color: var(--accent); transform: translateX(2px); }
.meta-toc-tag {
  font-family: var(--font-mono); font-size: 9px; font-weight: 700;
  letter-spacing: 1px; color: var(--accent);
  background: var(--accent-soft); padding: 4px 6px; border-radius: 4px;
  text-align: center;
}
.meta-toc-arrow { color: var(--text-muted); transition: all 0.15s; }

/* ===== Mobile inline stepper (top bar) ===== */
.mobile-stepper {
  display: none;
  align-items: stretch;
  gap: 3px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 3px;
  min-width: 0; overflow: hidden;
  height: 40px;
}
.mss-step {
  flex: 0 0 auto;
  min-width: 30px;
  border-radius: 8px;
  background: transparent; border: 1px solid transparent;
  color: var(--text-dim);
  font-family: inherit; font-weight: 700; font-size: 12px;
  cursor: pointer; padding: 0;
  display: inline-flex; align-items: center; justify-content: center;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.mss-step:hover:not(:disabled) { background: var(--bg-elev); }
.mss-step.available { color: var(--text); }
.mss-step.done { color: var(--success); background: var(--success-soft); }
.mss-step.locked, .mss-step:disabled { color: var(--text-muted); opacity: 0.45; cursor: not-allowed; }
.mss-step.active {
  flex: 0 1 auto;
  min-width: 32px; max-width: 100%;
  padding: 0 10px 0 4px;
  background: var(--accent); border-color: var(--accent);
  color: var(--accent-text);
  gap: 6px;
  font-size: 13px;
}
.mss-step.active .mss-num {
  flex: 0 0 auto;
  width: 22px; height: 22px; border-radius: 6px;
  background: rgba(255, 255, 255, 0.18); color: var(--accent-text);
  display: grid; place-items: center;
  font-size: 12px; font-weight: 700;
}
.mss-step.active .mss-label {
  font-size: 13px; font-weight: 600;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  min-width: 0;
}

/* ===== Metadata mobile popup ===== */
.meta-popup {
  position: absolute; inset: 0;
  z-index: 900;
  display: flex; align-items: flex-end; justify-content: center;
}
.meta-popup.hidden { display: none; }
.meta-popup-backdrop {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0.45);
  border: 0; padding: 0; cursor: pointer;
}
.meta-popup-card {
  position: relative;
  width: 100%; max-width: 720px;
  max-height: calc(100% - 24px);
  margin: 12px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.meta-popup-tabs {
  display: flex; gap: 6px; padding: 12px 12px 0;
  overflow-x: auto;
  scrollbar-width: none;
}
.meta-popup-tabs::-webkit-scrollbar { display: none; }
.meta-popup-tab {
  flex: 0 0 auto;
  padding: 6px 12px; height: 30px;
  background: var(--bg-elev-2); border: 1px solid var(--border);
  border-radius: 999px; color: var(--text-dim);
  font-family: inherit; font-size: 12px; font-weight: 600;
  cursor: pointer; white-space: nowrap;
}
.meta-popup-tab.active { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.meta-popup-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 16px 8px;
}
.meta-popup-title { margin: 0; font-size: 16px; font-weight: 600; letter-spacing: -0.2px; }
.meta-popup-close {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--bg-elev-2); border: 1px solid var(--border);
  color: var(--text); cursor: pointer; font-size: 18px;
  display: inline-grid; place-items: center;
}
.meta-popup-close:hover { color: var(--accent); border-color: var(--accent); }
.meta-popup-body {
  padding: 4px 16px 18px;
  overflow-y: auto;
  display: flex; flex-direction: column; gap: 12px;
}
.meta-popup-body .meta-card { padding: 14px 16px; }
.meta-popup-body .meta-card-head h3 { font-size: 15px; }
.meta-popup-body .meta-dl { grid-template-columns: 130px 1fr; }
.meta-popup-body .meta-dl.small { grid-template-columns: 120px 1fr; }

/* ===== Mobile ===== */
.mobile-tab, .mobile-panel-close, .mobile-backdrop, .mobile-drag-handle { display: none; }
.theme-light input[type="file"]::file-selector-button {
  background: var(--bg-elev-2); color: var(--text); border: 1px solid var(--border);
  border-radius: 6px; padding: 4px 8px; cursor: pointer; margin-right: 8px;
}
.theme-dark input[type="file"]::file-selector-button {
  background: var(--bg-elev-2); color: var(--text); border: 1px solid var(--border);
  border-radius: 6px; padding: 4px 8px; cursor: pointer; margin-right: 8px;
}

@media (max-width: 980px) {
  :root { --sidebar-width: 380px; }
}

@media (max-width: 720px) {
  :root { --topbar-height: 60px; }
  .app { grid-template-rows: var(--topbar-height) 3px 1fr; }
  .topbar { grid-template-columns: 1fr auto; padding: 0 10px; gap: 8px; }
  .topbar-stepper-wrap { display: none; }
  .brand-title { display: none; }
  .mobile-stepper { display: flex; min-width: 0; }
  .topbar-actions { gap: 6px; }
  .icon-btn { width: 38px; height: 38px; }
  .main { grid-template-columns: 1fr; }
  #sidebar {
    position: fixed; left: 0; right: 0; bottom: 0;
    top: calc(var(--topbar-height) + env(safe-area-inset-top, 0px));
    z-index: 800; transform: translateY(100%); transition: transform .3s ease;
    border-radius: 16px 16px 0 0;
    border-top: 1px solid var(--border-strong);
    padding-bottom: env(safe-area-inset-bottom, 0px);
  }
  #sidebar.mobile-open { transform: translateY(0); }
  .sidebar-resizer { display: none; }
  .sidebar-header { padding: 12px 18px 12px; }
  .sh-title { font-size: 18px; }
  .sidebar-body { padding: 16px 18px 32px; }
  .mobile-drag-handle {
    display: block; position: relative;
    width: 100%; height: 18px; padding: 0;
    background: transparent; border: 0;
    cursor: pointer;
    touch-action: pan-y;
  }
  .mobile-drag-handle::before {
    content: ""; position: absolute; left: 50%; top: 8px;
    width: 42px; height: 4px; border-radius: 999px;
    background: var(--border-strong); transform: translateX(-50%);
  }
  main { z-index: 1; }
  .mobile-tab {
    display: inline-flex; flex-direction: column; gap: 4px; justify-content: center;
    width: 38px; height: 38px; border: 1px solid var(--border);
    background: var(--bg-elev); border-radius: 10px; cursor: pointer;
  }
  .mobile-tab span {
    display: block; width: 18px; height: 2px; margin: 0 auto;
    background: var(--text);
  }
  .mobile-panel-close {
    display: inline-flex; align-items: center; justify-content: center;
    width: 36px; height: 36px; border-radius: 50%;
    background: var(--bg-elev-2); border: 1px solid var(--border);
    color: var(--text); cursor: pointer; font-size: 20px;
  }
  .mobile-backdrop {
    display: block; position: fixed;
    top: calc(var(--topbar-height) + env(safe-area-inset-top, 0px));
    left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5); z-index: 700; opacity: 0; pointer-events: none;
    transition: opacity .3s;
  }
  body:has(#sidebar.mobile-open) .mobile-backdrop { opacity: 1; pointer-events: auto; }

  /* Map controls — no overlap on mobile */
  .map-empty .me-arrow { display: none; }
  .map-empty-card { padding: 18px 20px; max-width: calc(100vw - 32px); }
  .map-empty-card h3 { font-size: 15px; }
  .map-empty-card p { font-size: 12px; }

  .map-search-toggle { left: auto; right: 12px; transform: none; top: 12px; width: 42px; height: 42px; }
  .map-search {
    left: 12px; right: 12px; top: 12px; transform: none;
    grid-template-columns: 1fr auto auto; padding: 5px;
  }
  .map-search .input-with-clear input { width: 100%; height: 38px; }
  .map-search .btn { height: 38px; padding: 0 12px; font-size: 13px; }
  .map-search-close { width: 38px; height: 38px; }

  .main.step-3 .mobile-map-analysis-control {
    display: block;
    position: absolute; top: 12px; left: 12px;
    z-index: 1200;
  }
  body.mobile-panel-open .mobile-map-analysis-control { display: none !important; }
  body.map-search-open .mobile-map-analysis-control { display: none !important; }
  .mobile-reach-toggle {
    width: 50px; height: 50px;
    display: inline-flex; flex-direction: column; align-items: center; justify-content: center; gap: 1px;
    background: var(--bg-elev); color: var(--text);
    border: 1px solid var(--border); border-radius: 16px;
    box-shadow: var(--shadow-md); cursor: pointer;
  }
  .mobile-reach-toggle[aria-expanded="true"] { color: var(--accent); border-color: var(--accent); background: var(--bg-elev-2); }
  .mobile-reach-icon { font-size: 19px; line-height: 1; }
  .mobile-reach-toggle-value {
    font-family: var(--font-mono); font-size: 11px; font-weight: 700; line-height: 1;
  }
  .mobile-reach-popover {
    position: absolute; top: 58px; left: 0;
    width: min(304px, calc(100vw - 24px));
    padding: 12px;
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: var(--shadow-md);
  }
  .mobile-reach-head {
    display: flex; align-items: center; justify-content: space-between; gap: 8px;
    margin-bottom: 10px;
  }
  .mobile-reach-head strong { font-size: 13px; font-weight: 700; }
  .mobile-reach-close {
    width: 30px; height: 30px;
    display: inline-flex; align-items: center; justify-content: center;
    border: 1px solid var(--border); border-radius: 50%;
    background: var(--bg-elev-2); color: var(--text-muted);
    cursor: pointer; font-size: 18px; line-height: 1;
  }
  .mobile-reach-close:hover { color: var(--accent); border-color: var(--accent); }
  .mobile-map-mode-toggle { margin-bottom: 12px; }
  .mobile-map-mode-toggle button { min-height: 38px; }
  .mobile-reach-slider { gap: 9px; }

  .toast-stack { top: 64px; bottom: auto; right: 12px; left: 12px; align-items: flex-end; }
  .toast { min-width: 0; max-width: 100%; }

  .status-bar {
    bottom: 12px; left: 12px; right: 12px;
    max-width: none; font-size: 11px; padding: 7px 12px;
  }

  .legend {
    bottom: 56px; right: 12px;
    min-width: 0; max-width: calc(100vw - 24px);
    max-height: 38vh; padding: 10px 12px; font-size: 11px;
  }

  /* Leaflet zoom controls don't crowd the search toggle */
  .leaflet-top.leaflet-left { top: 60px; }

  /* Sidebar inputs and buttons easier to hit */
  input[type="text"], input[type="url"], input[type="number"], input[type="search"], select, textarea {
    font-size: 16px; min-height: 42px;
  }
  .btn-large { height: 50px; }
  .selection-summary { flex-wrap: wrap; gap: 12px 16px; }
  .selection-summary .btn-cta { width: 100%; }

  /* Stack 2-column grids when truly tight */
  .stats-grid { grid-template-columns: 1fr 1fr; }

  /* Metadata: hide full-canvas takeover on mobile, popup is used instead */
  .metadata-canvas { display: none !important; }
  .main.step-5 main { background: var(--bg-elev-2); }
  .meta-popup-card { max-height: calc(100% - 24px); }
  .meta-popup-body .meta-dl { grid-template-columns: 110px 1fr; gap: 4px 10px; font-size: 12px; }
  .meta-popup-body .meta-dl.small { grid-template-columns: 100px 1fr; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .chart-controls { grid-template-columns: 1fr; }
  .design-controls { grid-template-columns: 1fr; }
  .mobile-stepper { height: 36px; gap: 2px; padding: 2px; border-radius: 10px; }
  .mss-step { min-width: 28px; font-size: 11px; border-radius: 7px; }
  .mss-step.active { padding: 0 8px 0 3px; gap: 5px; }
  .mss-step.active .mss-num { width: 20px; height: 20px; font-size: 11px; border-radius: 5px; }
  .mss-step.active .mss-label { font-size: 12px; }
  .topbar { gap: 6px; padding: 0 8px; }
  .icon-btn { width: 36px; height: 36px; }
  .ar-row { font-size: 12px; }
}

/* ===== Step 5 takes over canvas ===== */
.main.step-5 main { background: var(--bg); }

/* ===== Legacy JS-rendered structures ===== */
/* Source folder (Step 2 source list) */
.source-folder {
  background: var(--bg-input); border: 1px solid var(--border);
  border-radius: 10px; overflow: hidden;
}
.source-folder-header, .layer-folder-header {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 14px; cursor: pointer;
  background: var(--bg-elev-2);
  border-bottom: 1px solid var(--border);
  user-select: none;
}
.source-folder-body, .layer-folder-body {
  display: flex; flex-direction: column;
  padding: 8px;
  gap: 8px;
}
.layer-folder { background: var(--bg-input); border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
.layer-folder + .layer-folder { margin-top: 8px; }
.layer-folder-chevron { color: var(--text-muted); font-size: 11px; flex-shrink: 0; }
.layer-folder-title { font-weight: 600; font-size: 13px; color: var(--text); }
.layer-folder-meta { margin-left: auto; font-size: 11px; color: var(--text-muted); }
.layer-folder-actions { display: inline-flex; gap: 4px; margin-left: 4px; }
.layer-separator {
  font-size: 10px; text-transform: uppercase; letter-spacing: 1px;
  color: var(--text-muted); font-weight: 700;
  margin: 8px 4px 4px;
}
.layer-item.drag-over { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent-soft); }

/* Source item (within folder) — overrides for dynamic rendering */
.source-folder-body .source-item {
  display: flex; flex-direction: column; gap: 6px;
  padding: 10px 12px; cursor: default;
  background: var(--bg-input); border: 1px solid var(--border); border-radius: 8px;
}
.source-folder-body .source-item:hover { border-color: var(--border-strong); background: var(--bg-input); }
.source-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.source-top > div:first-child { min-width: 0; }
.source-name { font-weight: 600; font-size: 13px; color: var(--text); }
.source-meta { font-size: 11px; color: var(--text-muted); line-height: 1.45; }
.source-meta .pill { margin: 0 0 0 4px; padding: 1px 6px; font-size: 10px; }
.source-meta .pill.ok { background: var(--success-soft); color: var(--success); border-color: transparent; }
.source-meta .pill.warn { background: var(--warning-soft); color: var(--warning); border-color: transparent; }
.source-meta .pill.err { background: var(--danger-soft); color: var(--danger); border-color: transparent; }
.info-btn {
  width: 24px; height: 24px; border-radius: 50%;
  background: transparent; border: 1px solid var(--border);
  color: var(--text-muted); cursor: pointer; font-size: 11px;
  display: inline-flex; align-items: center; justify-content: center;
  font-style: italic; font-weight: 600; font-family: serif;
}
.info-btn:hover, .info-btn.active { color: var(--accent); border-color: var(--accent); }
.info-btn.active { background: var(--accent-soft); }
.source-progress {
  height: 4px; background: var(--bg-elev-2);
  border-radius: 999px; overflow: hidden; position: relative;
}
.source-progress span {
  display: block; height: 100%; width: var(--progress, 0%);
  background: var(--accent); border-radius: 999px;
  transition: width .25s ease;
}
.source-progress.error span { background: var(--danger); }
.source-progress.loading span { background: linear-gradient(90deg, var(--accent), var(--accent-hover)); }
.source-details {
  margin-top: 4px; font-size: 11px;
  background: var(--bg-elev-2); padding: 8px 10px; border-radius: 6px;
  color: var(--text-dim); line-height: 1.5;
  word-break: break-word;
}
.source-details code { color: var(--accent); font-family: var(--font-mono); font-size: 10px; }

/* Layer folder header buttons (mini-btns inside) */
.layer-folder-actions .mini-btn { height: 22px; padding: 0 8px; font-size: 10px; }
.layer-folder-header[aria-expanded="false"] + .layer-folder-body { display: none; }

/* Drag indicator */
.layer-item[draggable="true"] { user-select: none; }