/* QPC Part Memory — visual system
   Shares the QPC web-tool palette with Operations Center (whaatmoney.github.io/qpct):
   slate ink, gold brand accent, IBM Plex Sans + IBM Plex Mono.
   Spacing sits on a 4px grid (--s1 … --s10). Depth in light mode comes from very
   soft shadows; in dark mode it comes from surface brightness steps instead. */

:root {
  color-scheme: light;
  --sans: "IBM Plex Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "Cascadia Code", Consolas, monospace;

  /* 4px spacing scale */
  --s1: 4px; --s2: 8px; --s3: 12px; --s4: 16px; --s5: 20px; --s6: 24px; --s7: 28px; --s8: 32px; --s10: 40px; --s12: 48px;

  --canvas: #f4f6f9;
  --surface: #ffffff;
  --surface-raised: #ffffff;
  --surface-subtle: #f7f9fb;
  --surface-sunken: #eef2f6;
  --ink: #14181d;
  --ink-soft: #3c4654;
  --muted: #616b78;
  --muted-strong: #4b5565;
  --faint: #8a939f;
  --line: #e1e6ed;
  --line-strong: #cfd6df;
  --hairline: #d7dde6;

  --gold: #c9a34d;
  --gold-strong: #a8842f;
  --gold-ink: #7a5d17;
  --gold-soft: #f6efdc;
  --gold-wash: rgba(201, 163, 77, .12);

  --accent: #1366d6;
  --accent-strong: #0f51ab;
  --accent-soft: rgba(19, 102, 214, .09);
  --accent-wash: rgba(19, 102, 214, .16);

  --success: #1f7a56;
  --success-soft: #e4f3ec;
  --warning: #9a6700;
  --warning-soft: #fbf1d9;
  --error: #b3403f;
  --error-soft: #fbe6e5;

  --header: #1f2937;
  --header-deep: #171f2b;
  --header-ink: #f5f7fa;
  --header-muted: #b7c0cc;

  --shadow-sm: 0 1px 2px rgba(20, 30, 45, .04);
  --shadow: 0 1px 2px rgba(20, 30, 45, .04), 0 8px 24px rgba(20, 30, 45, .05);
  --shadow-lg: 0 2px 4px rgba(20, 30, 45, .05), 0 16px 40px rgba(20, 30, 45, .10);
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 14px;
  --focus: 0 0 0 3px var(--accent-wash);
  --ease: 160ms ease;
  --ease-slow: 260ms cubic-bezier(.2, .7, .2, 1);
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --canvas: #0c0f14;
  --surface: #151a21;
  --surface-raised: #1d232c;
  --surface-subtle: #191f28;
  --surface-sunken: #10151b;
  --ink: #e8eef5;
  --ink-soft: #c5cdd7;
  --muted: #9aa4b1;
  --muted-strong: #b4bcc7;
  --faint: #6b7682;
  --line: #262d37;
  --line-strong: #343d49;
  --hairline: #2b323d;

  --gold: #d4b262;
  --gold-strong: #e0c27a;
  --gold-ink: #e6cc86;
  --gold-soft: #2a2417;
  --gold-wash: rgba(212, 178, 98, .16);

  --accent: #4a9eff;
  --accent-strong: #7bb8ff;
  --accent-soft: rgba(74, 158, 255, .13);
  --accent-wash: rgba(74, 158, 255, .22);

  --success: #5fc294;
  --success-soft: #16302a;
  --warning: #e3b341;
  --warning-soft: #302816;
  --error: #ec8b89;
  --error-soft: #3a1f1f;

  --header: #10151c;
  --header-deep: #0b0f14;
  --header-ink: #eef2f7;
  --header-muted: #98a3b1;

  /* Depth from brightness, not shadow. */
  --shadow-sm: none;
  --shadow: 0 0 0 1px rgba(255, 255, 255, .02);
  --shadow-lg: 0 0 0 1px rgba(255, 255, 255, .04), 0 12px 32px rgba(0, 0, 0, .5);
}

/* ---------- Base ---------- */

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font: 14px/1.55 var(--sans);
  font-feature-settings: "cv05", "ss01";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
button, input, select { font: inherit; }
button { color: inherit; }
button, select, input, a { transition: border-color var(--ease), box-shadow var(--ease), background-color var(--ease), color var(--ease), transform var(--ease), opacity var(--ease); }
[hidden] { display: none !important; }
h1, h2, h3 { font-weight: 600; letter-spacing: -.012em; }
.skip-link { position: fixed; left: var(--s4); top: -60px; z-index: 100; padding: var(--s2) var(--s3); color: var(--ink); background: var(--surface); border-radius: var(--radius-sm); box-shadow: var(--shadow-lg); }
.skip-link:focus { top: var(--s4); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.num, .mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }

.eyebrow { margin: 0; display: flex; align-items: center; gap: var(--s2); color: var(--gold-ink); font-size: 11px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }
:root[data-theme="dark"] .eyebrow { color: var(--gold); }
.step { display: inline-grid; place-items: center; min-width: 22px; height: 18px; padding: 0 5px; color: var(--gold-ink); background: var(--gold-soft); border-radius: var(--radius-xs); font-family: var(--mono); font-size: 10.5px; font-weight: 600; letter-spacing: 0; }
:root[data-theme="dark"] .step { color: var(--gold); }

/* ---------- Icons (masked SVG, sized to the line height they sit in) ---------- */

[data-icon]::before {
  content: "";
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
  background: currentColor;
  -webkit-mask: var(--icon) center / contain no-repeat;
  mask: var(--icon) center / contain no-repeat;
  opacity: .78;
  transition: opacity var(--ease), transform var(--ease);
}
[data-icon="upload"] { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 16V5'/%3E%3Cpath d='m7 10 5-5 5 5'/%3E%3Cpath d='M4 20h16'/%3E%3C/svg%3E"); }
[data-icon="download"] { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 4v11'/%3E%3Cpath d='m7 10 5 5 5-5'/%3E%3Cpath d='M4 20h16'/%3E%3C/svg%3E"); }
[data-icon="copy"] { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='9' y='9' width='11' height='11' rx='2'/%3E%3Cpath d='M5 15V6a2 2 0 0 1 2-2h9'/%3E%3C/svg%3E"); }
[data-icon="check"] { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m5 12 5 5L20 7'/%3E%3C/svg%3E"); }
[data-icon="close"] { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M6 6l12 12M18 6L6 18'/%3E%3C/svg%3E"); }
[data-icon="plus"] { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E"); }
[data-icon="minus"] { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M5 12h14'/%3E%3C/svg%3E"); }
[data-icon="chevron-down"] { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); }
[data-icon="chevron-up"] { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 15 6-6 6 6'/%3E%3C/svg%3E"); }
[data-icon="trend"] { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 17l5-6 4 3 7-8'/%3E%3Cpath d='M15 6h5v5'/%3E%3C/svg%3E"); }
.is-confirmed[data-icon]::before { opacity: 1; animation: pop-in 320ms cubic-bezier(.2, 1.4, .4, 1); }
.is-confirmed { color: var(--success) !important; border-color: color-mix(in srgb, var(--success) 40%, transparent) !important; background: var(--success-soft) !important; }
@keyframes pop-in { 0% { transform: scale(.4); } 100% { transform: scale(1); } }

/* ---------- Header ---------- */

.app-header {
  min-height: 64px;
  padding: var(--s3) clamp(var(--s5), 4vw, 56px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s6);
  color: var(--header-ink);
  background: var(--header);
  border-bottom: 2px solid var(--gold);
}
.brand { display: inline-flex; align-items: center; gap: var(--s3); color: inherit; text-decoration: none; }
.brand img { flex: 0 0 auto; }
.brand-copy { display: grid; line-height: 1.2; }
.brand-copy span { color: var(--header-muted); font-size: 11px; letter-spacing: .04em; text-transform: uppercase; }
.brand-copy strong { font-size: 17px; font-weight: 600; letter-spacing: -.01em; }
.header-actions { display: flex; align-items: center; gap: var(--s4); min-width: 0; }
.source-summary { max-width: 520px; min-width: 0; display: flex; align-items: center; gap: var(--s2); color: var(--header-muted); font-size: 12px; }
.source-summary span:last-child { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.status-dot { width: 8px; height: 8px; flex: 0 0 auto; border-radius: 50%; background: var(--header-muted); }
.status-dot[data-tone="success"] { background: #5fc294; box-shadow: 0 0 0 3px rgba(95, 194, 148, .18); }
.status-dot[data-tone="warning"] { background: #e0a43a; box-shadow: 0 0 0 3px rgba(224, 164, 58, .2); }

.theme-control { display: inline-flex; padding: 3px; background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .12); border-radius: var(--radius-sm); }
.theme-chip { min-height: 26px; padding: 0 var(--s3); color: var(--header-muted); background: transparent; border: 0; border-radius: var(--radius-xs); cursor: pointer; font-size: 12px; font-weight: 500; white-space: nowrap; }
.theme-chip:hover { color: var(--header-ink); background: rgba(255, 255, 255, .06); }
.theme-chip.active { color: var(--header); background: var(--gold); font-weight: 600; }
.theme-chip:focus-visible { outline: none; box-shadow: 0 0 0 2px var(--gold); }

/* ---------- Welcome ---------- */

.welcome { display: none; place-items: start center; padding: clamp(56px, 8vw, 112px) var(--s5) 96px; }
.no-data .welcome { display: grid; }
.welcome-shell { width: min(1120px, 100%); display: grid; grid-template-columns: minmax(300px, 1fr) minmax(380px, 460px); gap: clamp(48px, 8vw, 112px); align-items: center; }
.welcome-intro h1 { max-width: 620px; margin: var(--s4) 0 var(--s5); font-size: clamp(34px, 4.6vw, 56px); line-height: 1.05; letter-spacing: -.03em; }
.welcome-lede { max-width: 560px; margin: 0 0 var(--s8); color: var(--muted); font-size: 16px; line-height: 1.65; }
.welcome-points { max-width: 560px; margin: 0; padding: 0; list-style: none; display: grid; gap: var(--s4); }
.welcome-points li { display: flex; align-items: flex-start; gap: var(--s4); color: var(--ink-soft); font-size: 14px; line-height: 1.55; }
.welcome-points strong { color: var(--ink); font-weight: 600; }
.point-mark { flex: 0 0 auto; display: inline-grid; place-items: center; width: 30px; height: 30px; margin-top: -3px; color: var(--gold-ink); background: var(--surface); border: 1px solid var(--gold); border-radius: var(--radius-sm); font-family: var(--mono); font-size: 12px; font-weight: 600; }
:root[data-theme="dark"] .point-mark { color: var(--gold); }
.welcome-card { padding: clamp(36px, 5vw, 56px) clamp(var(--s6), 4vw, var(--s10)); text-align: center; background: var(--surface); border: 1px dashed var(--line-strong); border-radius: var(--radius-lg); box-shadow: var(--shadow); transition: border-color var(--ease), background-color var(--ease), transform var(--ease), box-shadow var(--ease); }
.welcome-card.drag-active { border-color: var(--gold); border-style: solid; background: var(--gold-soft); transform: translateY(-2px); box-shadow: var(--shadow-lg), 0 0 0 4px var(--gold-wash); }
.upload-mark { width: 64px; height: 64px; margin: 0 auto var(--s6); display: grid; place-items: center; color: var(--gold-ink); background: var(--gold-soft); border-radius: 50%; }
:root[data-theme="dark"] .upload-mark { color: var(--gold); }
.welcome-card h2 { margin: var(--s2) 0 var(--s3); font-size: clamp(22px, 2.6vw, 28px); line-height: 1.2; letter-spacing: -.02em; }
.welcome-card > p:not(.eyebrow) { max-width: 360px; margin: 0 auto var(--s7); color: var(--muted); font-size: 14px; }
.welcome-card .eyebrow { justify-content: center; }
.welcome-card .file-help { margin: var(--s5) auto 0 !important; color: var(--faint); font-size: 12px; }

/* ---------- Workspace ---------- */

.workspace { display: block; }
.no-data .workspace { display: none; }
.workspace-inner { width: min(1520px, 100%); margin: 0 auto; padding: var(--s5) clamp(var(--s4), 3vw, var(--s12)) 72px; display: grid; gap: var(--s5); }
.is-resizing-x, .is-resizing-x * { cursor: col-resize !important; user-select: none !important; }
.is-resizing-y, .is-resizing-y * { cursor: row-resize !important; user-select: none !important; }

/* ---------- Buttons ---------- */

.button { min-height: 38px; padding: var(--s2) var(--s4); display: inline-flex; align-items: center; justify-content: center; gap: var(--s2); color: var(--ink); border: 1px solid var(--line-strong); border-radius: var(--radius-sm); background: var(--surface); cursor: pointer; font-weight: 600; font-size: 13px; line-height: 1.2; box-shadow: var(--shadow-sm); white-space: nowrap; }
.button:hover:not(:disabled) { border-color: var(--faint); background: var(--surface-subtle); }
.button:hover:not(:disabled)::before { opacity: 1; }
.button:active:not(:disabled) { transform: translateY(1px); box-shadow: none; }
.button:disabled { color: var(--faint); background: var(--surface-subtle); border-color: var(--line); cursor: not-allowed; box-shadow: none; }
.button:disabled::before { opacity: .45; }
.button-primary { color: #1f2937; background: var(--gold); border-color: var(--gold); box-shadow: 0 1px 2px rgba(122, 93, 23, .18); }
.button-primary:hover:not(:disabled) { background: #d4b262; border-color: #d4b262; }
.button-primary:disabled { color: var(--faint); background: var(--surface-subtle); border-color: var(--line); }
.button-large { min-height: 48px; padding-inline: var(--s7); font-size: 14px; }
.button-ghost { background: transparent; border-color: transparent; box-shadow: none; }
.button-ghost:hover:not(:disabled) { background: var(--surface-sunken); border-color: transparent; }
.button-compact { min-height: 32px; padding: var(--s1) var(--s3); font-size: 12px; }
.text-button { padding: 0; color: var(--accent); background: none; border: 0; cursor: pointer; font-weight: 600; font-size: 13px; }
.text-button:hover { text-decoration: underline; text-underline-offset: 3px; }
button:focus-visible, input:focus-visible, select:focus-visible, [tabindex]:focus-visible { outline: none; border-color: var(--accent); box-shadow: var(--focus); }

/* ---------- Cards ---------- */

.import-receipt, .filters-panel, .pricing-strip, .results, .pricing-analysis { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); }

/* Import receipt */
.import-receipt { min-height: 56px; padding: var(--s3) var(--s3) var(--s3) var(--s5); display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: var(--s3); border-left: 3px solid var(--success); }
.receipt-icon { width: 28px; height: 28px; display: grid; place-items: center; color: var(--success); background: var(--success-soft); border-radius: 50%; }
.receipt-copy { min-width: 0; display: flex; align-items: baseline; gap: var(--s3); }
.receipt-copy .eyebrow { flex: 0 0 auto; }
.receipt-copy h2 { margin: 0; flex: 0 0 auto; font-size: 14px; }
.receipt-copy p:last-child { min-width: 0; margin: 0; overflow: hidden; color: var(--muted); font-size: 12.5px; text-overflow: ellipsis; white-space: nowrap; }
.quality-details { grid-column: 1 / -1; padding-top: var(--s4); border-top: 1px solid var(--line); }
.quality-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: var(--s3); }
.quality-card { padding: var(--s3) var(--s4); display: grid; gap: 2px; background: var(--surface-subtle); border: 1px solid var(--line); border-radius: var(--radius-sm); }
.quality-card span { order: 1; color: var(--muted); font-size: 11.5px; font-weight: 500; }
.quality-card strong { order: 0; font-family: var(--mono); font-size: 20px; font-weight: 600; letter-spacing: -.01em; }
.quality-card.good strong { color: var(--success); }
.quality-card.warn strong { color: var(--warning); }
.warning-list { margin: var(--s4) 0 var(--s1); padding-left: var(--s5); color: var(--muted-strong); font-size: 12.5px; }
.warning-list li + li { margin-top: var(--s1); }

/* ---------- Filters ---------- */

.filters-panel { padding: var(--s5) var(--s6) var(--s4); display: grid; grid-template-columns: minmax(220px, 1.6fr) minmax(180px, 1fr) minmax(150px, .9fr) minmax(170px, 1fr) auto; align-items: end; gap: var(--s3) var(--s4); }
.filters-heading { grid-column: 1 / 5; display: grid; gap: var(--s1); }
.filters-heading h2 { margin: 0; font-size: 16px; }
.filter-heading-actions { grid-column: 5; grid-row: 1; display: flex; justify-content: flex-end; gap: var(--s1); align-self: start; }
.search-field { grid-column: 1; grid-row: 2; }
.toolbar { display: grid; gap: var(--s4); }
.toolbar-primary { display: contents; }
.toolbar-primary .field:nth-child(1) { grid-column: 2; grid-row: 2; }
.toolbar-primary .field:nth-child(2) { grid-column: 3; grid-row: 2; }
.toolbar-primary .field:nth-child(3) { grid-column: 4 / 6; grid-row: 2; }
.field { min-width: 0; }
.field label { display: block; margin: 0 0 6px; color: var(--muted); font-size: 12px; font-weight: 500; }
.field input, .field select { width: 100%; min-height: 40px; padding: var(--s2) var(--s3); color: var(--ink); background: var(--surface); border: 1px solid var(--line-strong); border-radius: var(--radius-sm); outline: none; }
.field input::placeholder { color: var(--faint); }

.input-chip { position: relative; display: flex; align-items: center; min-height: 40px; background: var(--surface); border: 1px solid var(--line-strong); border-radius: var(--radius-sm); transition: border-color var(--ease), box-shadow var(--ease); }
.input-chip:hover { border-color: var(--faint); }
.input-chip:focus-within { border-color: var(--accent); box-shadow: var(--focus); }
.input-chip.active { border-color: var(--accent); }
.input-chip input, .field .input-chip input, .combo-pop .input-chip input { flex: 1 1 auto; width: 100%; min-width: 0; min-height: 0; margin: 0; padding: var(--s2) var(--s3); color: var(--ink); background: transparent; border: 0; outline: none; box-shadow: none; }
.input-chip input[type="search"]::-webkit-search-cancel-button { -webkit-appearance: none; appearance: none; width: 14px; height: 14px; margin-right: var(--s2); cursor: pointer; background: currentColor; color: var(--muted); -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M6 6l12 12M18 6L6 18'/%3E%3C/svg%3E") center / contain no-repeat; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M6 6l12 12M18 6L6 18'/%3E%3C/svg%3E") center / contain no-repeat; }
.input-search::before { content: ""; flex: 0 0 auto; width: 15px; height: 15px; margin-left: var(--s3); background: var(--faint); -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.2' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='m20 20-3.5-3.5'/%3E%3C/svg%3E") center / contain no-repeat; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.2' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='m20 20-3.5-3.5'/%3E%3C/svg%3E") center / contain no-repeat; transition: background-color var(--ease); }
.input-search input { padding-left: var(--s2); }
.input-chip.active.input-search::before, .input-search:focus-within::before { background: var(--accent); }

.combo { position: relative; min-width: 0; }
.combo-trigger { width: 100%; min-height: 40px; padding: var(--s2) var(--s3); display: flex; align-items: center; justify-content: space-between; gap: var(--s2); color: var(--ink); background: var(--surface); border: 1px solid var(--line-strong); border-radius: var(--radius-sm); cursor: pointer; text-align: left; }
.combo-trigger:hover { border-color: var(--faint); }
.combo-trigger[aria-expanded="true"] { border-color: var(--accent); box-shadow: var(--focus); }
.combo-trigger[aria-expanded="true"] .combo-caret { transform: rotate(180deg); }
.combo-value { min-width: 0; display: inline-flex; align-items: center; gap: var(--s2); }
.combo-value-text { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.combo-caret { flex: 0 0 auto; width: 14px; height: 14px; background: var(--muted); -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") center / contain no-repeat; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") center / contain no-repeat; transition: transform var(--ease); }
.combo-pop { position: absolute; z-index: 30; top: calc(100% + 6px); left: 0; right: 0; min-width: min(340px, 90vw); padding: var(--s2); background: var(--surface-raised); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-lg); animation: rise-in 140ms ease-out; transform-origin: top; }
@keyframes rise-in { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }
.combo-pop .input-chip { min-height: 36px; margin-bottom: var(--s2); }
.combo-list { max-height: 300px; margin: 0; padding: 0; overflow: auto; list-style: none; display: grid; gap: 1px; scrollbar-width: thin; }
.combo-list li { display: flex; align-items: center; justify-content: space-between; gap: var(--s3); padding: var(--s2) var(--s3); border-radius: var(--radius-xs); cursor: pointer; font-size: 13px; }
.combo-list li:hover, .combo-list li.focused { background: var(--surface-sunken); }
.combo-list li[aria-selected="true"] { color: var(--accent-strong); background: var(--accent-soft); font-weight: 600; }
.combo-option-label { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.combo-count { flex: 0 0 auto; color: var(--muted); font-family: var(--mono); font-size: 11px; font-variant-numeric: tabular-nums; }
.combo-value .combo-count { padding: 1px 6px; background: var(--surface-sunken); border-radius: var(--radius-xs); }

.filter-feedback { grid-column: 1 / 3; grid-row: 3; min-height: 32px; margin-top: var(--s1); padding-top: var(--s3); display: flex; align-items: center; flex-wrap: wrap; gap: var(--s2) var(--s3); border-top: 1px solid var(--line); }
.filter-feedback strong { flex: 0 0 auto; color: var(--ink-soft); font-size: 12.5px; font-weight: 600; font-variant-numeric: tabular-nums; }
.filter-chips { display: flex; flex-wrap: wrap; gap: var(--s2); }
.filter-chip { display: inline-flex; align-items: center; gap: var(--s2); min-height: 26px; padding: 2px var(--s2) 2px var(--s3); color: var(--accent-strong); background: var(--accent-soft); border: 1px solid transparent; border-radius: var(--radius-xs); cursor: pointer; font-size: 12px; font-weight: 500; white-space: nowrap; animation: pop-in 200ms ease-out; }
.filter-chip .chip-remove { color: var(--accent); font-size: 14px; line-height: 1; }
.filter-chip:hover { background: var(--accent-wash); }
.quick-specs { grid-column: 3 / -1; grid-row: 3; min-width: 0; min-height: 32px; margin-top: var(--s1); padding-top: var(--s3); display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: var(--s2); border-top: 1px solid var(--line); }
.quick-specs > span { margin-left: auto; margin-right: var(--s1); color: var(--faint); font-size: 10.5px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; white-space: nowrap; }
.quick-specs button, .toggle-chip, .group-chip { flex: 0 0 auto; display: inline-flex; align-items: center; gap: var(--s2); min-height: 26px; padding: 2px var(--s3); color: var(--ink-soft); background: var(--surface); border: 1px solid var(--line-strong); border-radius: var(--radius-xs); cursor: pointer; font-family: var(--mono); font-size: 11.5px; font-weight: 500; white-space: nowrap; }
.quick-specs button:hover, .toggle-chip:hover, .group-chip:hover { border-color: var(--faint); background: var(--surface-subtle); }
.quick-specs button:active, .toggle-chip:active, .group-chip:active { transform: translateY(1px); }
.quick-specs button.active, .toggle-chip.active, .group-chip.active { color: var(--accent-strong); background: var(--accent-soft); border-color: var(--accent); }
.toggle-chip, .group-chip { font-family: var(--sans); font-size: 12px; }
.toggle-chip::before { content: ""; width: 12px; height: 12px; border: 1.5px solid var(--faint); border-radius: 3px; transition: background-color var(--ease), border-color var(--ease); }
.toggle-chip.active::before { border-color: var(--accent); background: var(--accent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m5 12 5 5L20 7'/%3E%3C/svg%3E") center / 9px no-repeat; }
.advanced-filters { grid-column: 1 / -1; grid-row: 4; padding-top: var(--s4); border-top: 1px solid var(--line); animation: rise-in 160ms ease-out; }
.toolbar-secondary { grid-template-columns: 200px 200px 1fr; align-items: end; }
.field-toggle .toggle-chip { min-height: 40px; }
.date-chip { display: flex; align-items: center; min-height: 40px; padding: 0 var(--s2) 0 var(--s3); background: var(--surface); border: 1px solid var(--line-strong); border-radius: var(--radius-sm); }
.date-chip:hover { border-color: var(--faint); }
.date-chip:focus-within { border-color: var(--accent); box-shadow: var(--focus); }
.date-chip.active { border-color: var(--accent); }
.field .date-chip input { width: 100%; min-height: 0; padding: var(--s1) 0; color: var(--ink); background: transparent; border: 0; outline: none; box-shadow: none; font-family: var(--mono); font-size: 12.5px; }

/* ---------- Pricing strip (sticky context) ---------- */

.pricing-strip { position: sticky; top: var(--s2); z-index: 12; padding: var(--s3) var(--s4) var(--s3) var(--s5); display: grid; grid-template-columns: minmax(200px, 280px) minmax(0, 1fr) auto; align-items: center; gap: var(--s5); background: color-mix(in srgb, var(--surface) 92%, transparent); border-left: 3px solid var(--gold); backdrop-filter: blur(12px); box-shadow: var(--shadow); }
:root[data-theme="dark"] .pricing-strip { background: color-mix(in srgb, var(--surface-raised) 92%, transparent); }
.results, .pricing-analysis, .decision-panel { scroll-margin-top: 108px; }
.pricing-strip-title { min-width: 0; line-height: 1.25; display: grid; gap: 2px; }
.pricing-strip-title .eyebrow { font-size: 10.5px; }
.pricing-strip-title h2 { margin: 0; font-size: 15px; }
.pricing-strip-title h2 span { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.scope-inline-count { display: block; color: var(--muted); font-size: 11.5px; font-variant-numeric: tabular-nums; }
.pricing-strip-stats { min-width: 0; display: flex; flex-wrap: wrap; align-items: stretch; gap: var(--s2); }
.stat-tile { min-width: 116px; padding: var(--s2) var(--s4); display: grid; gap: 2px; background: var(--surface-subtle); border: 1px solid var(--line); border-radius: var(--radius-sm); line-height: 1.25; transition: background-color var(--ease); }
.stat-tile span { color: var(--muted); font-size: 10.5px; font-weight: 500; letter-spacing: .02em; white-space: nowrap; }
.stat-tile strong { overflow: hidden; font-family: var(--mono); font-size: 14.5px; font-weight: 600; text-overflow: ellipsis; white-space: nowrap; font-variant-numeric: tabular-nums; }
.stat-tile-lead { background: var(--gold-soft); border-color: color-mix(in srgb, var(--gold) 50%, var(--line)); }
.stat-tile-lead span { color: var(--gold-ink); }
:root[data-theme="dark"] .stat-tile-lead span { color: var(--gold); }
.stat-tile-lead strong { font-size: 17px; }
.pricing-strip-stats > .stat-muted strong { color: var(--muted); font-weight: 500; }

/* ---------- Results ---------- */

.results { overflow: hidden; }
.results-heading { min-height: 72px; padding: var(--s4) var(--s6); display: flex; align-items: center; justify-content: space-between; gap: var(--s5); border-bottom: 1px solid var(--line); }
.results-heading > div:first-child { min-width: 0; flex: 1 1 auto; display: grid; gap: 2px; }
.results-heading h2 { margin: 0; font-size: 16px; }
.table-tools { min-height: 44px; padding: var(--s2) var(--s6); display: flex; align-items: center; justify-content: space-between; gap: var(--s4); background: var(--surface-subtle); border-bottom: 1px solid var(--line); }
.table-tools-controls { display: flex; align-items: center; gap: var(--s3); flex: 0 0 auto; }
.results-meta { margin: 0; min-width: 0; display: flex; flex-wrap: wrap; align-items: baseline; gap: var(--s1) var(--s2); color: var(--muted); font-size: 12px; }
.segmented { display: inline-flex; padding: 2px; background: var(--surface-sunken); border: 1px solid var(--line); border-radius: var(--radius-sm); }
.segmented button { min-height: 26px; padding: 0 var(--s3); color: var(--muted); background: transparent; border: 0; border-radius: var(--radius-xs); cursor: pointer; font-size: 12px; font-weight: 500; white-space: nowrap; }
.segmented button:hover { color: var(--ink); }
.segmented button.active { color: var(--ink); background: var(--surface); font-weight: 600; box-shadow: var(--shadow-sm); }
:root[data-theme="dark"] .segmented button.active { background: var(--surface-raised); }
.menu { position: relative; }
.menu-pop { position: absolute; z-index: 30; top: calc(100% + 6px); right: 0; width: 280px; padding: var(--s3); background: var(--surface-raised); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-lg); animation: rise-in 140ms ease-out; }
.menu-title { margin: 0 0 var(--s2); color: var(--muted); font-size: 11px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.menu-list { display: flex; flex-wrap: wrap; gap: var(--s2); }
.column-toggle:disabled { cursor: not-allowed; opacity: .55; }
.menu-foot { margin-top: var(--s3); padding-top: var(--s3); display: flex; align-items: center; justify-content: space-between; gap: var(--s2); border-top: 1px solid var(--line); color: var(--faint); font-size: 11px; }
[data-icon="columns"] { --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='4' width='18' height='16' rx='2'/%3E%3Cpath d='M9 4v16M15 4v16'/%3E%3C/svg%3E"); }

/* Density */
body[data-density="compact"] td { padding: 6px var(--s3); }
body[data-density="compact"] .history-table { font-size: 12px; }
body[data-density="compact"] .cell-preview { -webkit-line-clamp: 2; }
body[data-density="compact"] .router-steps.compact { max-height: 26px; }
body[data-density="compact"] th button { min-height: 36px; }
#resultCount { font-variant-numeric: tabular-nums; }
.table-assurance { color: var(--faint); }
.table-assurance::before { content: "·"; margin-right: var(--s2); }
.action-buttons { display: flex; align-items: center; gap: var(--s2); flex: 0 0 auto; }
.reference-workspace { --pane-w: 380px; position: relative; min-height: 420px; display: grid; grid-template-columns: minmax(560px, 1fr) 10px var(--pane-w); }
.table-wrap { position: relative; height: var(--workspace-h, 66vh); max-height: var(--workspace-h, 66vh); overflow: auto; scrollbar-width: thin; }
.history-table { width: max-content; min-width: 100%; table-layout: fixed; border-collapse: separate; border-spacing: 0; background: var(--surface); font-size: 12.5px; }
thead { position: sticky; top: 0; z-index: 2; }
th { padding: 0; text-align: left; white-space: nowrap; }
.history-table { --sticky-1-w: 112px; --sticky-2-w: 208px; }
.history-table .sticky-1, .history-table .sticky-2, .history-table .sticky-3 { position: sticky; z-index: 1; }
.history-table .sticky-1 { left: 0; }
.history-table .sticky-2 { left: var(--sticky-1-w); }
.history-table .sticky-3 { left: var(--sticky-2-w); box-shadow: inset -1px 0 var(--line-strong); }
.history-table thead th { position: sticky; background: var(--surface-subtle); border-bottom: 1px solid var(--line-strong); }
.history-table thead th:not(.sticky-1):not(.sticky-2):not(.sticky-3) { position: relative; }
.col-resizer { position: absolute; top: 0; bottom: 0; right: -4px; width: 9px; z-index: 3; cursor: col-resize; touch-action: none; }
.col-resizer::after { content: ""; position: absolute; top: 25%; bottom: 25%; left: 3px; width: 2px; border-radius: 1px; background: var(--line-strong); opacity: 0; transition: opacity var(--ease), background-color var(--ease); }
th:hover .col-resizer::after { opacity: 1; }
.col-resizer:hover::after, .col-resizer.is-dragging::after, .col-resizer:focus-visible::after { opacity: 1; top: 0; bottom: 0; background: var(--accent); }
.col-resizer:focus-visible { outline: none; }
.history-table tbody td { background: var(--surface); }
th button { width: 100%; min-height: 42px; padding: var(--s2) var(--s3); display: flex; align-items: center; gap: 6px; color: var(--muted); background: transparent; border: 0; cursor: pointer; font-size: 11px; font-weight: 600; letter-spacing: .06em; text-align: left; text-transform: uppercase; }
th button::after { content: "↕"; color: var(--faint); font-size: 11px; opacity: 0; transition: opacity var(--ease); }
th button:hover { color: var(--ink); background: var(--surface-sunken); }
th button:hover::after { opacity: .7; }
th[aria-sort="ascending"] button, th[aria-sort="descending"] button { color: var(--ink); }
th[aria-sort="ascending"] button::after { content: "↑"; color: var(--gold-strong); font-size: 12px; opacity: 1; }
th[aria-sort="descending"] button::after { content: "↓"; color: var(--gold-strong); font-size: 12px; opacity: 1; }
td { padding: var(--s3) var(--s3); vertical-align: top; border-bottom: 1px solid var(--line); }
tbody td { transition: background-color var(--ease); }
tbody tr:hover td { background: var(--surface-subtle); }
.reference-row { cursor: pointer; outline: none; }
.reference-row:active td { background: var(--surface-sunken); }
.reference-row td.mono-cell { font-family: var(--mono); font-size: 12px; }
.reference-row.selected td { background: var(--accent-soft); }
.reference-row.selected td:first-child { box-shadow: inset 3px 0 var(--accent); }
.reference-row.selected td.sticky-3 { box-shadow: inset -1px 0 var(--line-strong); }
.reference-row:focus-visible td:first-child { box-shadow: inset 3px 0 var(--gold); }
td.source-text { line-height: 1.45; }
.cell-preview { display: -webkit-box; overflow: hidden; white-space: pre-line; overflow-wrap: anywhere; -webkit-box-orient: vertical; -webkit-line-clamp: 3; }
td.number { font-family: var(--mono); font-variant-numeric: tabular-nums; font-weight: 600; text-align: right; white-space: nowrap; }
td.number.is-zero { color: var(--faint); font-weight: 500; }
.empty-cell { padding: 64px var(--s6); color: var(--muted); text-align: center; }

/* Scroll-edge fades: a progressive overlay that says "more below" without a hard edge. */
.table-wrap::after, .record-pane::after { content: ""; position: sticky; bottom: 0; left: 0; display: block; height: 28px; margin-top: -28px; pointer-events: none; background: linear-gradient(to bottom, transparent, var(--surface)); }
.record-pane::after { background: linear-gradient(to bottom, transparent, var(--surface-subtle)); }

/* Resize handles: visible grip, wide hit area, clear cursor. */
.resize-handle { position: relative; display: grid; place-items: center; user-select: none; touch-action: none; color: var(--line-strong); transition: background-color var(--ease), color var(--ease); }
.resize-handle span { display: block; border-radius: 2px; background: currentColor; transition: background-color var(--ease), transform var(--ease); }
.resize-handle:hover, .resize-handle.is-dragging, .resize-handle:focus-visible { color: var(--accent); background: var(--accent-soft); }
.resize-handle:focus-visible { outline: none; box-shadow: inset 0 0 0 2px var(--accent-wash); }
.resize-handle-x { cursor: col-resize; border-left: 1px solid var(--line); border-right: 1px solid var(--line); background: var(--surface-subtle); }
.resize-handle-x span { width: 3px; height: 40px; }
.resize-handle-y { height: 14px; cursor: row-resize; border-top: 1px solid var(--line); background: var(--surface-subtle); }
.resize-handle-y span { width: 40px; height: 3px; }
.resize-handle.is-dragging span { transform: scale(1.15); }

/* Router chips */
.router-steps { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s1); }
.router-steps.compact { max-height: 60px; overflow: hidden; }
.router-woid { flex-basis: 100%; margin-top: 6px; color: var(--faint); font-family: var(--mono); font-size: 10.5px; letter-spacing: .04em; text-transform: uppercase; }
.router-woid:first-child { margin-top: 0; }
.router-chip { display: inline-flex; align-items: center; gap: 5px; padding: 1px 7px 1px 5px; color: var(--ink-soft); background: var(--surface-subtle); border: 1px solid var(--line); border-radius: var(--radius-xs); font-family: var(--mono); font-size: 11px; white-space: nowrap; }
.router-chip small { color: var(--faint); font-size: 10px; font-variant-numeric: tabular-nums; }
.router-arrow { color: var(--faint); font-size: 11px; }

/* Record pane */
.record-pane { min-width: 0; height: var(--workspace-h, 66vh); max-height: var(--workspace-h, 66vh); overflow: auto; background: var(--surface-subtle); scrollbar-width: thin; }
:root[data-theme="dark"] .record-pane { background: var(--surface-raised); }
.record-pane-heading { position: sticky; top: 0; z-index: 2; min-height: 64px; padding: var(--s3) var(--s5); display: flex; align-items: flex-start; justify-content: space-between; gap: var(--s3); background: color-mix(in srgb, var(--surface-subtle) 92%, transparent); border-bottom: 1px solid var(--line); backdrop-filter: blur(10px); }
:root[data-theme="dark"] .record-pane-heading { background: color-mix(in srgb, var(--surface-raised) 92%, transparent); }
.record-pane-heading .eyebrow { font-size: 10px; }
.record-pane-heading h3 { margin: var(--s1) 0 0; font-size: 14px; line-height: 1.3; }
#recordPaneMeta { flex: 0 0 auto; color: var(--faint); font-family: var(--mono); font-size: 11px; white-space: nowrap; }
.record-pane-fields { padding: var(--s2) var(--s5) var(--s10); }
.record-field { padding: var(--s3) 0; border-bottom: 1px solid var(--line); }
.record-field:last-child { border-bottom: 0; }
.record-field strong { display: block; color: var(--muted); font-size: 10.5px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.record-field p { margin: 5px 0 0; color: var(--ink); font-size: 13px; line-height: 1.55; overflow-wrap: anywhere; white-space: pre-line; }
.record-field .router-steps { margin-top: var(--s2); }
.record-lookup { display: grid; gap: var(--s3); padding: var(--s4); margin: var(--s3) 0 var(--s2); background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); }
:root[data-theme="dark"] .record-lookup { background: var(--surface-subtle); }
.record-lookup-head { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: var(--s2); }
.record-lookup-head strong { color: var(--ink); font-size: 12.5px; letter-spacing: .01em; text-transform: none; }
.record-lookup-head .toggle-chip { min-height: 24px; font-size: 11px; }
.lookup-groups { display: flex; flex-wrap: wrap; gap: var(--s1); }
.group-chip { min-height: 24px; padding: 1px var(--s2); font-size: 11.5px; }
.lookup-chips { display: flex; flex-wrap: wrap; gap: var(--s2); }
.lookup-chip { display: inline-flex; align-items: center; gap: var(--s2); min-height: 28px; padding: 2px var(--s2) 2px var(--s3); color: var(--accent-strong); background: var(--accent-soft); border: 1px solid transparent; border-radius: var(--radius-xs); cursor: pointer; font-family: var(--mono); font-size: 11.5px; font-weight: 500; white-space: nowrap; }
.lookup-chip:hover { background: var(--accent-wash); }
.lookup-chip:active { transform: translateY(1px); }
.lookup-chip .chip-go { color: var(--accent); font-size: 11px; }
.selection-lookup { position: fixed; z-index: 70; color: #fff; background: var(--accent-strong); box-shadow: var(--shadow-lg); animation: pop-in 160ms ease-out; }
.selection-lookup .chip-go { color: #fff; }

/* ---------- Pricing analysis ---------- */

.pricing-analysis { overflow: hidden; }
.pricing-analysis > summary { min-height: 68px; padding: var(--s3) var(--s6); display: flex; align-items: center; gap: var(--s4); cursor: pointer; list-style: none; transition: background-color var(--ease); }
.pricing-analysis > summary::-webkit-details-marker { display: none; }
.summary-caret { flex: 0 0 auto; width: 28px; height: 28px; display: grid; place-items: center; background: var(--surface-sunken); border-radius: var(--radius-xs); transition: transform var(--ease), background-color var(--ease); }
.summary-caret::before { content: ""; width: 12px; height: 12px; background: var(--muted); -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m9 6 6 6-6 6'/%3E%3C/svg%3E") center / contain no-repeat; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m9 6 6 6-6 6'/%3E%3C/svg%3E") center / contain no-repeat; }
.pricing-analysis[open] .summary-caret { transform: rotate(90deg); }
.pricing-analysis > summary:hover { background: var(--surface-subtle); }
.pricing-analysis > summary:hover .summary-caret { background: var(--gold-soft); }
.summary-title { display: grid; gap: 2px; line-height: 1.25; }
.summary-title small { display: flex; align-items: center; gap: var(--s2); color: var(--gold-ink); font-size: 10.5px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }
:root[data-theme="dark"] .summary-title small { color: var(--gold); }
.summary-title strong { font-size: 15px; font-weight: 600; }
.pricing-summary { margin-left: auto; color: var(--muted); font-family: var(--mono); font-size: 12.5px; font-variant-numeric: tabular-nums; }
.pricing-analysis-body { padding: var(--s4); display: grid; gap: var(--s4); border-top: 1px solid var(--line); background: var(--surface-sunken); }

.decision-panel, .chart-panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.decision-panel { display: grid; grid-template-columns: minmax(480px, 1.4fr) minmax(280px, .6fr); }
.recommendation-main { padding: clamp(var(--s6), 2.8vw, var(--s10)); }
.section-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--s5); }
.section-heading h2 { margin: var(--s1) 0 0; font-size: 18px; line-height: 1.35; }
.confidence { display: inline-flex; align-items: center; gap: 7px; padding: 5px var(--s3) 5px var(--s2); color: var(--muted); background: var(--surface-subtle); border: 1px solid var(--line-strong); border-radius: var(--radius-xs); font-size: 12px; font-weight: 600; white-space: nowrap; }
.confidence::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--faint); }
.confidence[data-level="high"] { color: var(--success); background: var(--success-soft); border-color: transparent; }
.confidence[data-level="high"]::before { background: var(--success); }
.confidence[data-level="medium"] { color: var(--warning); background: var(--warning-soft); border-color: transparent; }
.confidence[data-level="medium"]::before { background: var(--warning); }
.confidence[data-level="baseline"] { color: var(--accent-strong); background: var(--accent-soft); border-color: transparent; }
.confidence[data-level="baseline"]::before { background: var(--accent); }
.recommendation-price { margin: var(--s7) 0 var(--s2); font-size: clamp(36px, 3.8vw, 52px); line-height: 1.05; font-weight: 600; letter-spacing: -.03em; }
.recommendation-copy { max-width: 680px; margin: 0 0 var(--s7); color: var(--muted); font-size: 13.5px; line-height: 1.6; }
.stat-rows { margin: 0 0 var(--s6); display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 var(--s6); border-top: 1px solid var(--line); }
.stat-row { min-width: 0; padding: var(--s3) 0; display: grid; grid-template-columns: minmax(0, 1fr) auto; grid-template-areas: "label copy" "value copy"; align-items: center; column-gap: var(--s2); border-bottom: 1px solid var(--line); }
.stat-row dt { grid-area: label; margin: 0; color: var(--muted); font-size: 11.5px; font-weight: 500; }
.stat-row dd { grid-area: value; margin: 0; overflow: hidden; font-family: var(--mono); font-size: 15px; font-weight: 600; text-overflow: ellipsis; white-space: nowrap; font-variant-numeric: tabular-nums; }
.stat-copy { grid-area: copy; width: 28px; height: 28px; display: inline-grid; place-items: center; padding: 0; color: var(--muted); background: transparent; border: 1px solid transparent; border-radius: var(--radius-xs); cursor: pointer; opacity: 0; }
.stat-row:hover .stat-copy, .stat-copy:focus-visible, .stat-copy.is-confirmed { opacity: 1; }
.stat-copy:hover { color: var(--ink); background: var(--surface-sunken); border-color: var(--line); }
.scope-panel { padding: clamp(var(--s6), 2.8vw, var(--s10)); display: flex; flex-direction: column; color: var(--header-ink); background: linear-gradient(160deg, var(--header) 0%, var(--header-deep) 100%); }
.scope-panel .eyebrow { color: var(--gold); }
.scope-panel h3 { margin: var(--s1) 0 0; font-size: 16px; }
.scope-summary { margin: var(--s7) 0 var(--s3); color: var(--header-ink); font-size: clamp(18px, 2vw, 24px); line-height: 1.3; font-weight: 600; letter-spacing: -.015em; }
.scope-count { color: var(--gold); font-family: var(--mono); font-size: 15px; font-weight: 600; font-variant-numeric: tabular-nums; }
.scope-help { margin: auto 0 0; padding-top: var(--s5); color: var(--header-muted); font-size: 12px; }

.chart-panel { padding: var(--s6) var(--s6) var(--s4); }
.chart-legend { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s4); color: var(--muted); font-size: 12px; }
.chart-legend span { display: inline-flex; align-items: center; gap: 7px; white-space: nowrap; }
.chart-legend span::before { content: ""; flex: 0 0 auto; }
.legend-dot::before { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
.legend-line::before { width: 18px; height: 2px; border-radius: 1px; background: var(--gold); }
.legend-band::before { width: 18px; height: 10px; border-radius: 2px; background: var(--gold-wash); }
.chart-stage { --chart-h: 240px; position: relative; margin-top: var(--s4); }
#priceChart { width: 100%; height: var(--chart-h); display: block; }
.chart-panel .resize-handle-y { margin: var(--s2) calc(-1 * var(--s6)) 0; border-bottom: 1px solid var(--line); }
.chart-tooltip { position: absolute; z-index: 5; min-width: 160px; padding: var(--s2) var(--s3); color: var(--ink); background: var(--surface-raised); border: 1px solid var(--line-strong); border-radius: var(--radius-sm); box-shadow: var(--shadow-lg); font-size: 12px; line-height: 1.4; pointer-events: none; transform: translate(-50%, calc(-100% - 12px)); animation: rise-in 120ms ease-out; }
.chart-tooltip strong { display: block; font-family: var(--mono); font-size: 15px; font-weight: 600; font-variant-numeric: tabular-nums; }
.chart-tooltip span { display: block; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 260px; }
.chart-note { margin: var(--s3) 0 0; color: var(--faint); font-size: 12px; }

/* ---------- Feedback ---------- */

.just-updated { animation: update-flash 480ms ease-out; }
@keyframes update-flash { 0% { box-shadow: 0 0 0 3px var(--gold-wash); } 100% { box-shadow: var(--shadow-sm); } }

.loading { position: fixed; inset: 0; z-index: 50; display: flex; align-items: center; justify-content: center; gap: var(--s3); color: #f5f7fa; background: rgba(12, 15, 20, .86); backdrop-filter: blur(6px); font-weight: 600; }
.spinner { width: 24px; height: 24px; border: 3px solid rgba(255, 255, 255, .22); border-top-color: var(--gold); border-radius: 50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.toast { position: fixed; right: var(--s5); bottom: var(--s5); z-index: 60; max-width: min(440px, calc(100vw - 40px)); padding: var(--s3) var(--s4); color: #f5f7fa; background: var(--header); border-left: 3px solid var(--gold); border-radius: var(--radius-sm); box-shadow: var(--shadow-lg); font-size: 13px; opacity: 0; transform: translateY(16px); pointer-events: none; transition: opacity var(--ease-slow), transform var(--ease-slow); }
.toast.show { opacity: 1; transform: translateY(0); }
.toast.success { border-left-color: #5fc294; }
.toast.error { border-left-color: #ec8b89; }

/* ---------- Wide layout: analysis becomes a sticky side panel ---------- */

@media (min-width: 1600px) {
  .workspace-inner { width: 100%; max-width: none; padding-inline: clamp(var(--s6), 2.2vw, var(--s12)); display: grid; grid-template-columns: minmax(0, 1fr) clamp(380px, 26vw, 540px); grid-template-rows: auto auto 1fr; grid-template-areas: "receipt receipt" "filters analysis" "results analysis"; align-items: start; column-gap: var(--s5); }
  .import-receipt { grid-area: receipt; }
  .filters-panel { grid-area: filters; }
  .results { grid-area: results; }
  .pricing-strip { display: none; }
  .pricing-analysis { grid-area: analysis; position: sticky; top: var(--s5); max-height: calc(100vh - var(--s10)); overflow: auto; scrollbar-width: thin; background: transparent; border: 0; box-shadow: none; }
  .pricing-analysis > summary { display: none; }
  .pricing-analysis-body { padding: 0; border-top: 0; background: transparent; }
  .decision-panel { grid-template-columns: 1fr; }
  .scope-panel { order: -1; padding: var(--s5) var(--s6); display: grid; grid-template-columns: 1fr; gap: var(--s1); }
  .scope-summary { margin: var(--s3) 0 0; font-size: 17px; line-height: 1.35; }
  .scope-count { font-size: 12.5px; text-align: left; }
  .scope-help { display: none; }
  .recommendation-main { padding: var(--s6); }
  .recommendation-price { margin: var(--s5) 0 var(--s2); font-size: clamp(32px, 2.4vw, 44px); }
  .recommendation-copy { margin-bottom: var(--s5); }
  .stat-rows { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 var(--s5); margin-bottom: var(--s4); }
  .chart-panel { padding: var(--s5) var(--s5) var(--s3); }
  .chart-panel .section-heading { flex-direction: column; gap: var(--s2); }
  .chart-stage { --chart-h: 220px; }
  .chart-panel .resize-handle-y { margin-inline: calc(-1 * var(--s5)); }
  .reference-workspace { --pane-w: 340px; --workspace-h: max(480px, calc(100vh - 420px)); }
  .results, .decision-panel { scroll-margin-top: var(--s5); }
  .filter-feedback { grid-column: 1 / 2; }
  .quick-specs { grid-column: 2 / -1; }
  .stat-row dd { white-space: normal; overflow-wrap: anywhere; }
}

@media (min-width: 1900px) {
  .workspace-inner { grid-template-columns: minmax(0, 1fr) clamp(440px, 24vw, 600px); }
  .reference-workspace { --pane-w: 440px; }
}

/* ---------- Responsive ---------- */

@media (max-width: 1180px) {
  .filters-panel { grid-template-columns: 1fr 1fr auto; }
  .filters-heading { grid-column: 1 / 3; }
  .filter-heading-actions { grid-column: 3; }
  .search-field { grid-column: 1 / -1; grid-row: 2; }
  .toolbar-primary .field:nth-child(1) { grid-column: 1; grid-row: 3; }
  .toolbar-primary .field:nth-child(2) { grid-column: 2; grid-row: 3; }
  .toolbar-primary .field:nth-child(3) { grid-column: 3; grid-row: 3; }
  .filter-feedback { grid-column: 1 / -1; grid-row: 4; }
  .quick-specs { grid-column: 1 / -1; grid-row: 5; margin-top: 0; padding-top: 0; justify-content: flex-start; border-top: 0; }
  .quick-specs > span { margin-left: 0; }
  .advanced-filters { grid-row: 6; }
  .reference-workspace { grid-template-columns: 1fr; }
  .resize-handle-x { display: none; }
  .table-wrap { height: auto; max-height: min(var(--workspace-h, 54vh), 54vh); }
  .record-pane { height: auto; max-height: 48vh; border-top: 1px solid var(--line-strong); }
  .decision-panel { grid-template-columns: 1fr; }
  .scope-panel { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: var(--s2) var(--s5); }
  .scope-summary { margin: var(--s4) 0 0; }
  .scope-count { text-align: right; }
  .scope-help { grid-column: 1 / -1; padding-top: var(--s2); }
}

@media (max-width: 900px) {
  .source-summary { max-width: 220px; }
  .welcome-shell { grid-template-columns: 1fr; max-width: 640px; gap: var(--s8); }
  .filters-panel { grid-template-columns: 1fr 1fr; }
  .filters-heading { grid-column: 1; }
  .filter-heading-actions { grid-column: 2; }
  .toolbar-primary .field:nth-child(1) { grid-column: 1; grid-row: 3; }
  .toolbar-primary .field:nth-child(2) { grid-column: 2; grid-row: 3; }
  .toolbar-primary .field:nth-child(3) { grid-column: 1 / -1; grid-row: 4; }
  .filter-feedback { grid-row: 5; }
  .quick-specs { grid-row: 6; }
  .advanced-filters { grid-row: 7; }
  .toolbar-secondary { grid-template-columns: 1fr 1fr; }
  .toolbar-secondary .field-toggle { grid-column: 1 / -1; }
  .pricing-strip { position: static; grid-template-columns: 1fr; gap: var(--s3); }
  .pricing-strip > .button { justify-self: start; }
  .stat-rows { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 680px) {
  .app-header { padding-inline: var(--s4); gap: var(--s3); }
  .brand-copy span { display: none; }
  .header-actions { gap: var(--s2); }
  .source-summary { max-width: 140px; }
  .theme-chip { padding: 0 var(--s2); font-size: 11px; }
  .workspace-inner { padding-top: var(--s3); gap: var(--s3); }
  .receipt-copy { align-items: flex-start; flex-direction: column; gap: 2px; }
  .receipt-copy p:last-child { max-width: 100%; white-space: normal; }
  .filters-panel { grid-template-columns: 1fr; padding: var(--s4); }
  .filters-heading { grid-column: 1; grid-row: 1; }
  .filter-heading-actions { grid-column: 1; grid-row: 2; justify-content: flex-start; }
  .search-field { grid-row: 3; }
  .toolbar-primary .field:nth-child(1) { grid-column: 1; grid-row: 4; }
  .toolbar-primary .field:nth-child(2) { grid-column: 1; grid-row: 5; }
  .toolbar-primary .field:nth-child(3) { grid-column: 1; grid-row: 6; }
  .filter-feedback { grid-row: 7; }
  .quick-specs { grid-row: 8; }
  .advanced-filters { grid-row: 9; }
  .toolbar-secondary { grid-template-columns: 1fr; }
  .stat-tile { flex: 1 1 calc(50% - var(--s2)); min-width: 0; }
  .history-table td.sticky-3 { position: static; box-shadow: none; }
  .history-table thead th.sticky-3 { left: auto; box-shadow: none; }
  .history-table .sticky-2 { box-shadow: inset -1px 0 var(--line-strong); }
  .results-heading { align-items: flex-start; flex-direction: column; padding: var(--s4); }
  .table-tools { padding: var(--s2) var(--s4); flex-direction: column; align-items: flex-start; }
  .menu-pop { right: auto; left: 0; }
  .action-buttons { width: 100%; flex-wrap: wrap; }
  .action-buttons .button { flex: 1 1 140px; }
  .resize-handle-y { display: none; }
  .section-heading { align-items: flex-start; flex-direction: column; gap: var(--s3); }
  .scope-panel { display: flex; }
  .scope-summary { margin: var(--s5) 0 var(--s3); }
  .scope-count { text-align: left; }
  .recommendation-price { font-size: clamp(30px, 9vw, 42px); }
  .stat-rows { grid-template-columns: 1fr; }
  .pricing-summary { display: none; }
  .pricing-analysis-body { padding: var(--s3); }
}

@media (max-width: 420px) {
  .app-header { padding-inline: 14px; }
  .brand { gap: var(--s2); }
  .brand img { width: 30px; height: 30px; }
  .brand-copy strong { font-size: 15px; }
  .source-summary { display: none; }
  .import-receipt { grid-template-columns: auto minmax(0, 1fr); }
  .import-receipt > .button { grid-column: 1 / -1; justify-self: stretch; }
  .welcome-card { padding-inline: var(--s5); }
}

@media (hover: none), (pointer: coarse) {
  .stat-copy { opacity: 1; }
  th button::after { opacity: .5; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
}