:root {
  /* === Ledger Noir palette === */
  --bg: #0a0c14;
  --bg-deep: #06070e;
  --surface: #12151f;
  --surface-2: #181c2a;
  --surface-3: #222739;
  --surface-4: #2a3049;

  --border: #1d2130;
  --border-2: #2c3147;
  --border-strong: #424863;

  --text: #ecedf3;
  --text-2: #a8aec5;
  --text-3: #6a708a;
  --text-inverse: #0a0c14;

  /* Rich violet with glow */
  --accent: #8b5cf6;
  --accent-hover: #a78bfa;
  --accent-dim: #6d45d9;
  --accent-soft: rgba(139, 92, 246, 0.13);
  --accent-soft-border: rgba(139, 92, 246, 0.32);
  --accent-glow: rgba(139, 92, 246, 0.40);
  --accent-text: #c4b5fd;

  /* Gold for money */
  --money: #fbbf24;
  --money-dim: #d1a21c;

  --ok: #34d399;
  --ok-soft: rgba(52, 211, 153, 0.10);
  --ok-soft-border: rgba(52, 211, 153, 0.30);
  --warn: #f59e0b;
  --warn-soft: rgba(245, 158, 11, 0.10);
  --warn-soft-border: rgba(245, 158, 11, 0.30);
  --danger: #f43f5e;
  --danger-soft: rgba(244, 63, 94, 0.10);
  --danger-soft-border: rgba(244, 63, 94, 0.30);

  /* Column accent hues for kanban (issuer-agnostic palette) */
  --hue-1: #8b5cf6; /* violet */
  --hue-2: #06b6d4; /* cyan */
  --hue-3: #10b981; /* emerald */
  --hue-4: #f59e0b; /* amber */
  --hue-5: #ec4899; /* pink */
  --hue-6: #f43f5e; /* rose */
  --hue-7: #a855f7; /* orchid */

  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.30);
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.32), 0 1px 2px rgba(0, 0, 0, 0.24);
  --shadow-md: 0 6px 16px rgba(0, 0, 0, 0.40), 0 2px 4px rgba(0, 0, 0, 0.28);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.55), 0 4px 12px rgba(0, 0, 0, 0.35);
  --shadow-glow: 0 0 0 1px var(--accent-soft-border), 0 10px 28px var(--accent-glow);

  --radius-sm: 6px;
  --radius: 9px;
  --radius-lg: 12px;
  --radius-xl: 18px;

  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0; min-height: 100%;
  background:
    radial-gradient(1200px 600px at 15% -10%, rgba(139, 92, 246, 0.10), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(6, 182, 212, 0.06), transparent 55%),
    var(--bg);
  background-attachment: fixed;
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.5;
  font-feature-settings: "cv11", "ss01";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--accent-text); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }
h1, h2, h3, h4 { font-weight: 600; margin: 0; letter-spacing: -0.015em; }

/* === Topbar === */
.topbar {
  background: linear-gradient(180deg, rgba(18, 21, 31, 0.85) 0%, rgba(10, 12, 20, 0.75) 100%);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: saturate(160%) blur(16px);
  -webkit-backdrop-filter: saturate(160%) blur(16px);
}
.topbar::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: -1px; height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--accent-soft-border) 30%, var(--accent-soft-border) 70%, transparent 100%);
  opacity: 0.6;
}
.topbar-inner {
  max-width: 1400px; margin: 0 auto;
  padding: 16px 28px;
  display: flex; align-items: center; gap: 32px;
}
.app-title {
  font-size: 15px; font-weight: 600;
  letter-spacing: -0.02em; color: var(--text);
  display: flex; align-items: center; gap: 12px;
}
.app-title::before {
  content: "";
  width: 26px; height: 26px;
  border-radius: 8px;
  background:
    radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.35), transparent 50%),
    linear-gradient(135deg, #a78bfa 0%, #8b5cf6 50%, #6d45d9 100%);
  box-shadow:
    0 0 0 1px rgba(139, 92, 246, 0.45),
    0 4px 12px rgba(139, 92, 246, 0.45),
    inset 0 0 0 1px rgba(255, 255, 255, 0.15);
}
.nav { display: flex; gap: 4px; }
.nav a {
  padding: 8px 16px; border-radius: var(--radius);
  color: var(--text-2); font-weight: 500; font-size: 13px;
  transition: background 0.15s, color 0.15s, box-shadow 0.15s;
  position: relative;
}
.nav a:hover { background: var(--surface-2); color: var(--text); text-decoration: none; }
.nav a.active {
  background: var(--accent-soft);
  color: var(--accent-text);
  box-shadow: inset 0 0 0 1px var(--accent-soft-border);
}

/* === Main === */
main { max-width: 1400px; margin: 0 auto; padding: 36px 28px 96px; }
.screen-title {
  font-size: 28px; font-weight: 700;
  margin-bottom: 6px; letter-spacing: -0.03em;
  background: linear-gradient(180deg, var(--text) 0%, #c4c9df 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.screen-subtitle { color: var(--text-2); font-size: 13.5px; margin-bottom: 28px; }
.screen-header { margin-bottom: 28px; display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; flex-wrap: wrap; }

/* === Buttons === */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  padding: 9px 16px;
  border: 1px solid var(--border-2); background: var(--surface-2);
  color: var(--text);
  border-radius: var(--radius);
  font-family: var(--sans); font-size: 13px; font-weight: 500;
  cursor: pointer;
  box-shadow: var(--shadow-xs), inset 0 1px 0 rgba(255, 255, 255, 0.03);
  transition: background 0.15s, border-color 0.15s, box-shadow 0.15s, transform 0.06s;
}
.btn:hover { background: var(--surface-3); border-color: var(--border-strong); box-shadow: var(--shadow-sm), inset 0 1px 0 rgba(255, 255, 255, 0.05); }
.btn:active { transform: translateY(0.5px); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; box-shadow: none; }

.btn-primary {
  background: linear-gradient(180deg, #a78bfa 0%, #8b5cf6 60%, #7c3aed 100%);
  border-color: #6d45d9;
  color: #ffffff;
  box-shadow:
    0 1px 2px rgba(109, 69, 217, 0.5),
    0 6px 20px rgba(139, 92, 246, 0.40),
    inset 0 1px 0 rgba(255, 255, 255, 0.25);
  text-shadow: 0 1px 0 rgba(0, 0, 0, 0.2);
}
.btn-primary:hover:not(:disabled) {
  background: linear-gradient(180deg, #b9a1ff 0%, #9b72f8 60%, #8b5cf6 100%);
  border-color: #8b5cf6;
  box-shadow:
    0 2px 4px rgba(109, 69, 217, 0.6),
    0 10px 28px rgba(139, 92, 246, 0.55),
    inset 0 1px 0 rgba(255, 255, 255, 0.30);
}
.btn-danger { background: var(--surface-2); color: var(--danger); border-color: var(--border-2); }
.btn-danger:hover:not(:disabled) { background: var(--danger-soft); border-color: var(--danger-soft-border); color: #fb7185; }
.btn-ghost { background: transparent; border-color: transparent; box-shadow: none; color: var(--text-2); }
.btn-ghost:hover { background: var(--surface-2); color: var(--text); box-shadow: none; }
.btn-sm { padding: 6px 11px; font-size: 12px; }
.btn-lg { padding: 11px 20px; font-size: 14px; }

/* === Inputs === */
input[type="text"], input[type="number"], input[type="date"], select, textarea {
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  padding: 9px 12px;
  font-family: var(--sans); font-size: 13px;
  width: 100%;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
}
input:hover, select:hover, textarea:hover { border-color: var(--border-strong); }
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
  background: var(--surface);
}
select { appearance: none; -webkit-appearance: none; background-image:
  linear-gradient(45deg, transparent 50%, var(--text-2) 50%),
  linear-gradient(135deg, var(--text-2) 50%, transparent 50%);
  background-position: calc(100% - 16px) 50%, calc(100% - 11px) 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 32px;
}
input[type="file"] {
  background: var(--surface-2); color: var(--text-2);
  padding: 11px 13px; border: 1px dashed var(--border-2);
  border-radius: var(--radius); font-size: 12px; cursor: pointer;
  transition: border-color 0.15s, background 0.15s, color 0.15s;
}
input[type="file"]:hover { border-color: var(--accent-soft-border); background: var(--accent-soft); color: var(--text); }
input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--accent); cursor: pointer; }
label {
  display: block; font-size: 11px; color: var(--text-2);
  margin-bottom: 6px; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.08em;
}

/* === Card container === */
.card {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02) 0%, transparent 40%),
    var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 24px 28px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm), inset 0 1px 0 rgba(255, 255, 255, 0.03);
  position: relative;
}
.card-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 20px; gap: 12px; padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.card-title {
  font-size: 15px; font-weight: 600; letter-spacing: -0.01em;
}

/* === Session setup === */
.card-select-row {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.card-select-row:last-child { border-bottom: none; }
.card-select-row label {
  margin: 0; display: flex; align-items: center; gap: 10px; cursor: pointer;
  font-size: 14px; color: var(--text); font-weight: 500;
  flex: 0 0 220px;
  text-transform: none; letter-spacing: 0;
}
.card-select-last { flex: 1; color: var(--text-2); font-size: 12px; }
.card-select-last strong { color: var(--text); font-weight: 600; }
.card-select-file { flex: 0 0 340px; }

/* === Kanban === */
.kanban-section { margin-bottom: 44px; }
.kanban-section-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px; padding: 12px 0; gap: 12px;
}
.kanban-section-title {
  font-size: 18px; font-weight: 700; letter-spacing: -0.02em;
  display: flex; align-items: center; gap: 12px;
}
.kanban-issuer-badge {
  font-size: 10px; font-weight: 700;
  padding: 3px 9px; border-radius: 999px;
  background: var(--surface-3); color: var(--text-2);
  text-transform: uppercase; letter-spacing: 0.1em;
  border: 1px solid var(--border-2);
}
.kanban-issuer-badge.amex {
  background: rgba(6, 182, 212, 0.12);
  color: #67e8f9;
  border-color: rgba(6, 182, 212, 0.30);
}
.kanban-issuer-badge.citi {
  background: rgba(236, 72, 153, 0.12);
  color: #f9a8d4;
  border-color: rgba(236, 72, 153, 0.30);
}
.kanban-issuer-badge.other {
  background: var(--surface-3); color: var(--text-2);
  border-color: var(--border-2);
}

.kanban-board {
  display: grid;
  grid-template-columns: 340px repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
  overflow-x: auto;
  padding-bottom: 8px;
}
.kanban-column {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex; flex-direction: column;
  min-height: 200px;
  box-shadow: var(--shadow-sm), inset 0 1px 0 rgba(255, 255, 255, 0.03);
  position: relative;
  overflow: hidden;
}
.kanban-column::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--border-strong);
}
.kanban-column:nth-child(8n+2)::before { background: linear-gradient(90deg, var(--hue-1), transparent); }
.kanban-column:nth-child(8n+3)::before { background: linear-gradient(90deg, var(--hue-2), transparent); }
.kanban-column:nth-child(8n+4)::before { background: linear-gradient(90deg, var(--hue-3), transparent); }
.kanban-column:nth-child(8n+5)::before { background: linear-gradient(90deg, var(--hue-4), transparent); }
.kanban-column:nth-child(8n+6)::before { background: linear-gradient(90deg, var(--hue-5), transparent); }
.kanban-column:nth-child(8n+7)::before { background: linear-gradient(90deg, var(--hue-6), transparent); }
.kanban-column:nth-child(8n)::before    { background: linear-gradient(90deg, var(--hue-7), transparent); }

.kanban-column.is-unsorted {
  background:
    linear-gradient(180deg, rgba(139, 92, 246, 0.08) 0%, transparent 70%),
    var(--surface);
  border-color: var(--accent-soft-border);
  box-shadow: var(--shadow-md), 0 0 0 1px var(--accent-soft-border), inset 0 1px 0 rgba(255, 255, 255, 0.04);
}
.kanban-column.is-unsorted::before {
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-hover) 50%, var(--accent) 100%);
  height: 2px;
}
.kanban-column-header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 4px;
}
.kanban-column.is-unsorted .kanban-column-header { border-bottom-color: var(--accent-soft-border); }
.kanban-column-name { font-size: 13px; font-weight: 600; color: var(--text); letter-spacing: -0.005em; }
.kanban-column-stats {
  font-size: 11px; color: var(--text-2);
  font-variant-numeric: tabular-nums;
  display: flex; justify-content: space-between;
}
.kanban-column-stats .count { color: var(--text-3); }
.kanban-column-stats .total {
  font-weight: 600; color: var(--money);
  font-family: var(--mono); font-size: 12px;
}
.kanban-list {
  flex: 1; padding: 10px;
  display: flex; flex-direction: column;
  gap: 7px; min-height: 100px;
}
.kanban-list-empty {
  display: flex; align-items: center; justify-content: center;
  height: 80px; color: var(--text-3); font-size: 12px;
  border: 1px dashed var(--border-2); border-radius: var(--radius);
  margin: 4px;
  background: rgba(255, 255, 255, 0.01);
}

/* === Transaction chips === */
.txn {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03) 0%, transparent 50%),
    var(--surface-2);
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  padding: 10px 13px;
  cursor: grab; user-select: none;
  display: grid; grid-template-columns: 1fr auto; gap: 4px 10px;
  font-size: 12px;
  box-shadow: var(--shadow-xs);
  transition: border-color 0.12s, box-shadow 0.12s, transform 0.05s, background 0.12s;
  touch-action: none;
}
.kanban-column.is-unsorted .txn { background: var(--surface-2); }
.txn:hover {
  border-color: var(--accent-soft-border);
  box-shadow: var(--shadow-sm), 0 0 0 1px var(--accent-soft-border);
  transform: translateY(-1px);
}
.txn.sortable-chosen {
  box-shadow: var(--shadow-glow);
  border-color: var(--accent);
}
.txn.sortable-ghost { opacity: 0.30; }
.txn.sortable-drag { cursor: grabbing; box-shadow: var(--shadow-lg), 0 0 0 1px var(--accent); }
.txn-date {
  color: var(--text-3); font-size: 11px;
  font-variant-numeric: tabular-nums; font-family: var(--mono);
}
.txn-amount {
  font-weight: 600; font-variant-numeric: tabular-nums;
  text-align: right; font-family: var(--mono);
  color: var(--money); font-size: 12.5px;
}
.txn-desc {
  grid-column: 1 / -1; color: var(--text);
  line-height: 1.4; word-break: break-word; font-size: 12.5px;
}

/* === Summary === */
.summary-row {
  display: grid;
  grid-template-columns: 180px 1fr 60px 120px;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  align-items: center;
}
.summary-row:last-of-type { border-bottom: none; }
.summary-row.total {
  font-weight: 700;
  border-top: 2px solid var(--accent-soft-border);
  padding-top: 16px; margin-top: 10px; font-size: 15px;
}
.summary-count { color: var(--text-2); text-align: right; font-variant-numeric: tabular-nums; }
.summary-amount {
  font-family: var(--mono); font-weight: 600;
  text-align: right; font-variant-numeric: tabular-nums;
  color: var(--money);
}
.summary-row.total .summary-amount { font-size: 16px; color: var(--money); }
.summary-card { color: var(--text-2); font-weight: 500; }
.summary-account { color: var(--text); font-weight: 600; }

/* === Tables === */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
thead th {
  text-align: left; color: var(--text-2); font-weight: 600; font-size: 10.5px;
  text-transform: uppercase; letter-spacing: 0.1em;
  padding: 12px 14px; border-bottom: 1px solid var(--border);
  background: var(--surface-2);
}
tbody td { padding: 11px 14px; border-bottom: 1px solid var(--border); color: var(--text); }
tbody tr { transition: background 0.12s; }
tbody tr:hover { background: var(--surface-2); }
tbody tr:last-child td { border-bottom: none; }
td.num {
  text-align: right; font-family: var(--mono);
  font-variant-numeric: tabular-nums; color: var(--money); font-weight: 500;
}
td select { min-width: 170px; }
.table-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

/* === Filter bar === */
.filter-bar {
  display: flex; gap: 14px; align-items: flex-end;
  padding: 16px 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02) 0%, transparent 50%),
    var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin-bottom: 18px;
  flex-wrap: wrap;
  box-shadow: var(--shadow-xs);
}
.filter-field { display: flex; flex-direction: column; gap: 5px; min-width: 170px; }
.filter-field.grow { flex: 1; }

/* === Settings === */
.settings-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 900px) { .settings-grid { grid-template-columns: 1fr; } }
.settings-row {
  display: grid;
  grid-template-columns: 24px 1fr 130px auto;
  gap: 10px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.settings-row:last-child { border-bottom: none; }
.settings-row .drag-handle {
  color: var(--text-3); cursor: grab; text-align: center;
  user-select: none; font-size: 16px;
  transition: color 0.15s;
}
.settings-row:hover .drag-handle { color: var(--text-2); }
.settings-row .drag-handle:active { cursor: grabbing; }
.settings-row.sortable-ghost { opacity: 0.4; }
.settings-row.sortable-chosen {
  background: var(--surface-2);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.settings-row input[type="text"], .settings-row select {
  background: transparent; border-color: transparent;
  padding: 7px 10px;
}
.settings-row input[type="text"]:hover, .settings-row select:hover {
  border-color: var(--border-2); background: var(--surface-2);
}
.settings-row input[type="text"]:focus, .settings-row select:focus {
  border-color: var(--accent); background: var(--surface-2);
}
.settings-row .row-actions { display: flex; gap: 4px; justify-content: flex-end; }
.settings-row.inactive input[type="text"] { color: var(--text-3); text-decoration: line-through; }

/* === Banners === */
.warn-banner, .error-banner, .info-banner, .ok-banner {
  padding: 13px 16px; border-radius: var(--radius);
  font-size: 13px;
  margin-bottom: 16px; border: 1px solid;
  display: flex; align-items: flex-start; gap: 10px;
  box-shadow: var(--shadow-xs);
}
.warn-banner { background: var(--warn-soft); border-color: var(--warn-soft-border); color: #fcd34d; }
.error-banner { background: var(--danger-soft); border-color: var(--danger-soft-border); color: #fda4af; }
.info-banner { background: var(--accent-soft); border-color: var(--accent-soft-border); color: var(--accent-text); }
.ok-banner { background: var(--ok-soft); border-color: var(--ok-soft-border); color: #6ee7b7; }

/* === Toasts === */
#toast-container {
  position: fixed; bottom: 24px; right: 24px;
  display: flex; flex-direction: column; gap: 10px;
  z-index: 100; max-width: 380px;
}
.toast {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03) 0%, transparent 50%),
    var(--surface-2);
  border: 1px solid var(--border-2);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 13px 16px; font-size: 13px;
  color: var(--text);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(8px);
  animation: toast-in 0.22s cubic-bezier(0.2, 0.9, 0.35, 1);
}
.toast.error { border-left-color: var(--danger); }
.toast.warn { border-left-color: var(--warn); }
.toast.ok { border-left-color: var(--ok); }
@keyframes toast-in {
  from { transform: translateY(12px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* === Utilities === */
.muted { color: var(--text-2); }
.dim { color: var(--text-3); }
.row { display: flex; gap: 12px; align-items: center; }
.row.gap-sm { gap: 6px; }
.row.wrap { flex-wrap: wrap; }
.spacer { flex: 1; }
.stack { display: flex; flex-direction: column; gap: 8px; }
.stack-lg { display: flex; flex-direction: column; gap: 16px; }
.hidden { display: none !important; }
.text-right { text-align: right; }
.kbd {
  font-family: var(--mono); font-size: 11px;
  padding: 2px 7px; background: var(--surface-3);
  border: 1px solid var(--border-2);
  border-bottom-width: 2px;
  border-radius: 5px; color: var(--text-2);
}

/* === Sticky action bar === */
.session-actions {
  position: sticky; bottom: 0;
  background:
    linear-gradient(180deg, rgba(10, 12, 20, 0.70) 0%, var(--bg) 30%);
  padding: 18px 0;
  border-top: 1px solid var(--border);
  display: flex; gap: 12px; align-items: center;
  margin-top: 32px;
  z-index: 5;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* === Empty state === */
.empty-state {
  padding: 72px 20px;
  text-align: center; color: var(--text-2);
}
.empty-state h3 {
  color: var(--text); font-size: 18px; margin-bottom: 10px;
  letter-spacing: -0.01em;
}

/* === Scrollbar (dark-tuned) === */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: var(--surface-3);
  border-radius: 10px;
  border: 2px solid var(--bg);
}
::-webkit-scrollbar-thumb:hover { background: var(--surface-4); }

/* === Selection === */
::selection { background: var(--accent-soft); color: var(--text); }

/* === Responsive === */
@media (max-width: 720px) {
  main { padding: 24px 16px 72px; }
  .topbar-inner { padding: 14px 16px; gap: 18px; }
  .screen-title { font-size: 24px; }
  .card { padding: 20px 18px; }
  .card-select-row { flex-wrap: wrap; }
  .card-select-row label { flex: 1 0 100%; }
  .card-select-file { flex: 1 0 100%; }
  .kanban-board { grid-template-columns: 280px repeat(auto-fill, minmax(200px, 1fr)); }
  .summary-row { grid-template-columns: 1fr 1fr auto; }
  .summary-row > *:nth-child(3) { display: none; }
}