/* ===========================================================
   Invoice Drop — v0.5.1 accounts-focused design
   =========================================================== */
:root {
  --bg:           #f5f7fb;
  --bg-elevated:  #ffffff;
  --bg-soft:      #f9fafc;
  --line:         #e5e9f0;
  --line-strong:  #d1d7e3;
  --ink:          #111827;
  --ink-2:        #374151;
  --muted:        #6b7280;
  --muted-2:      #9ca3af;

  --brand:        #0c6cba;
  --brand-2:      #1894e8;
  --brand-700:    #075290;
  --brand-50:     #eaf4fc;
  --brand-grad:   linear-gradient(135deg, #0c6cba 0%, #1894e8 100%);

  --good:         #047857;
  --good-50:      #ecfdf5;
  --good-border:  #a7f3d0;
  --warn:         #b45309;
  --warn-50:      #fffbeb;
  --warn-border:  #fde68a;
  --bad:          #b91c1c;
  --bad-50:       #fef2f2;
  --bad-border:   #fecaca;
  --partial:      #6d28d9;
  --partial-50:   #f5f3ff;
  --partial-border: #ddd6fe;

  --s-1: 4px;  --s-2: 8px;  --s-3: 12px; --s-4: 16px; --s-5: 20px;
  --s-6: 24px; --s-7: 32px; --s-8: 40px; --s-9: 56px; --s-10: 72px;

  --r-sm: 6px; --r-md: 10px; --r-lg: 14px; --r-xl: 20px;

  --shadow-sm: 0 1px 2px rgba(17, 24, 39, 0.04);
  --shadow:    0 1px 3px rgba(17, 24, 39, 0.05), 0 6px 18px rgba(17, 24, 39, 0.06);
  --shadow-lg: 0 8px 32px rgba(17, 24, 39, 0.12);
  --shadow-drawer: -16px 0 48px rgba(17, 24, 39, 0.18);

  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --duration: 180ms;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Inter', -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
.hidden { display: none !important; }
.vh { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.muted { color: var(--muted); }
.small { font-size: 12px; }

/* ============ Topbar ============ */
.topbar {
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--line);
  padding: 12px 28px;
  display: flex; justify-content: space-between; align-items: center;
  position: sticky; top: 0; z-index: 30;
  backdrop-filter: saturate(160%) blur(8px);
}
.brand { display: flex; align-items: center; gap: var(--s-3); }
.logo {
  width: 38px; height: 38px;
  background: var(--brand-grad);
  color: #fff;
  border-radius: var(--r-md);
  display: grid; place-items: center;
  box-shadow: 0 4px 12px rgba(12, 108, 186, 0.25);
}
.brand-title { font-weight: 700; font-size: 15px; letter-spacing: -0.2px; }
.brand-sub { color: var(--muted); font-size: 12px; line-height: 1.2; }
.topbar-meta { display: flex; align-items: center; gap: var(--s-3); }
.env-pill, .quota-pill {
  font-size: 11px; font-weight: 500;
  padding: 5px 11px;
  border-radius: 999px;
  background: var(--bg);
  color: var(--muted);
  border: 1px solid var(--line);
  font-family: var(--mono);
}
.env-pill.live      { color: var(--good); border-color: var(--good-border); background: var(--good-50); }
.env-pill.degraded  { color: var(--warn); border-color: var(--warn-border); background: var(--warn-50); }
.env-pill.down      { color: var(--bad);  border-color: var(--bad-border);  background: var(--bad-50); }
.quota-pill.warn    { color: var(--warn); border-color: var(--warn-border); background: var(--warn-50); }
.quota-pill.danger  { color: var(--bad);  border-color: var(--bad-border);  background: var(--bad-50); }
.quota-pill { cursor: help; }
.icon-btn {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--bg); border: 1px solid var(--line);
  font-weight: 600; font-size: 16px;
  cursor: pointer;
  color: var(--muted);
  transition: var(--duration) var(--ease);
  display: grid; place-items: center;
}
.icon-btn:hover { background: var(--line); color: var(--ink); }

/* ============ Layout ============ */
main {
  max-width: 1280px;
  margin: var(--s-7) auto var(--s-10);
  padding: 0 var(--s-6);
  display: flex; flex-direction: column; gap: var(--s-5);
}

/* ============ Cards ============ */
.card {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: var(--s-6);
  box-shadow: var(--shadow);
}
.card-head { margin-bottom: var(--s-4); }
.card-head.row {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: var(--s-4); flex-wrap: wrap;
}
.card-head h2 { margin: 0; font-size: 16px; font-weight: 600; letter-spacing: -0.2px; }
.card-head p  { margin: 4px 0 0; color: var(--muted); font-size: 13px; }
.head-actions { display: flex; gap: var(--s-2); }

/* ============ Banner ============ */
.banner {
  background: var(--warn-50);
  border: 1px solid var(--warn-border);
  border-radius: var(--r-md);
  padding: 12px 16px;
  font-size: 13px;
  color: #78350f;
  display: flex; align-items: center; gap: 10px;
}
.banner::before { content: "⚡"; font-size: 16px; }
.banner.info { background: var(--brand-50); border-color: #bfdbfe; color: var(--brand-700); }
.banner.info::before { content: "ⓘ"; }
.banner.error { background: var(--bad-50); border-color: var(--bad-border); color: var(--bad); }
.banner.error::before { content: "✗"; }

/* ============ Insights card ============ */
.insights-card {
  background:
    linear-gradient(180deg, rgba(12, 108, 186, 0.025) 0%, transparent 100%),
    var(--bg-elevated);
  padding: var(--s-6) var(--s-7);
}
.insights-head {
  display: flex; justify-content: space-between; align-items: flex-end;
  gap: var(--s-4); margin-bottom: var(--s-5); flex-wrap: wrap;
}
.insights-period {
  font-size: 22px; font-weight: 700;
  letter-spacing: -0.5px;
  margin: 0;
}
.period-tabs {
  display: inline-flex;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 3px;
}
.period-tab {
  background: transparent;
  color: var(--muted);
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 500;
  border-radius: var(--r-sm);
  border: 0;
  cursor: pointer;
  transition: var(--duration) var(--ease);
}
.period-tab:hover:not(.active) { background: rgba(0,0,0,0.04); color: var(--ink-2); transform: none; box-shadow: none; }
.period-tab.active {
  background: var(--bg-elevated);
  color: var(--ink);
  box-shadow: var(--shadow-sm);
}

.insights-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s-4);
}
.insight-block {
  padding: var(--s-3) var(--s-4);
  border-left: 3px solid var(--line);
}
.insight-block.primary { border-left-color: var(--brand); }
.insight-label {
  font-size: 11px; color: var(--muted);
  text-transform: uppercase; letter-spacing: 0.5px;
  font-weight: 600;
}
.insight-value {
  font-size: 22px; font-weight: 700;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.4px;
  margin: 4px 0 2px;
  line-height: 1.1;
}
.insight-value.good { color: var(--good); }
.insight-value.warn { color: var(--warn); }
.insight-sub {
  font-size: 12px; color: var(--muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

/* Problem ribbon — clickable filter chips */
.problem-ribbon {
  margin-top: var(--s-5);
  display: flex; flex-wrap: wrap; gap: var(--s-2);
  padding-top: var(--s-4);
  border-top: 1px dashed var(--line);
}
.problem-ribbon:empty { display: none; }
.problem-chip {
  font-size: 12px;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--ink-2);
  cursor: pointer;
  display: inline-flex; align-items: center; gap: 6px;
  transition: var(--duration) var(--ease);
}
.problem-chip:hover {
  border-color: var(--brand);
  background: var(--brand-50);
}
.problem-chip-icon { font-size: 14px; }
.problem-chip-count {
  font-weight: 700; font-variant-numeric: tabular-nums;
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  padding: 1px 7px;
  border-radius: 999px;
  font-size: 11px;
}
.problem-chip.danger { background: var(--bad-50); border-color: var(--bad-border); color: var(--bad); }
.problem-chip.danger .problem-chip-count { color: var(--bad); border-color: var(--bad-border); }
.problem-chip.warn   { background: var(--warn-50); border-color: var(--warn-border); color: var(--warn); }
.problem-chip.warn .problem-chip-count   { color: var(--warn); border-color: var(--warn-border); }

/* ============ Form controls ============ */
.field { display: flex; flex-direction: column; gap: 6px; }
.field > span { font-size: 12px; color: var(--muted); font-weight: 500; }
input, select, textarea, .filter-select {
  padding: 9px 11px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  font-size: 14px;
  font-family: inherit;
  color: var(--ink);
  background: #fff;
  transition: var(--duration) var(--ease);
}
input:focus, select:focus, textarea:focus, .filter-select:focus {
  outline: 0;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--brand-50);
}
.filter-select { min-width: 150px; font-size: 13px; padding: 8px 10px; }

/* ============ Hero drop card ============ */
.hero-card { padding: var(--s-5) var(--s-6); }
.hero-flex {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--s-6);
  align-items: center;
}
.hero-content { padding-right: var(--s-3); }
.hero-title {
  font-size: 20px; font-weight: 700;
  margin: 0 0 6px;
  letter-spacing: -0.4px;
}
.hero-sub {
  color: var(--muted);
  margin: 0 0 var(--s-3);
  font-size: 13px;
}
.field-inline {
  display: inline-flex; align-items: center; gap: var(--s-2);
  font-size: 13px; color: var(--muted);
}
.field-inline select {
  padding: 6px 28px 6px 10px;
  font-size: 13px;
  cursor: pointer;
}

/* ============ Drop zone ============ */
.dropzone {
  position: relative;
  border: 2px dashed var(--line-strong);
  border-radius: var(--r-md);
  padding: var(--s-6) var(--s-4);
  text-align: center;
  cursor: pointer;
  background:
    repeating-linear-gradient(45deg, rgba(12, 108, 186, 0.018) 0 12px, transparent 12px 24px),
    var(--bg-soft);
  transition: var(--duration) var(--ease);
  overflow: hidden;
}
.dropzone:hover, .dropzone.drag {
  border-color: var(--brand);
  background:
    repeating-linear-gradient(45deg, rgba(12, 108, 186, 0.04) 0 12px, transparent 12px 24px),
    var(--brand-50);
}
.dropzone-icon {
  width: 52px; height: 52px;
  margin: 0 auto var(--s-2);
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: 50%;
  display: grid; place-items: center;
  color: var(--brand);
  box-shadow: var(--shadow-sm);
  transition: var(--duration) var(--ease);
}
.dropzone:hover .dropzone-icon,
.dropzone.drag .dropzone-icon {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
}
.dropzone-icon svg { width: 24px; height: 24px; }
.dropzone-title { font-size: 14px; font-weight: 600; color: var(--ink); }
.dropzone-sub { color: var(--muted); margin-top: 2px; font-size: 12px; }
.dropzone-link { color: var(--brand); font-weight: 500; }
.dropzone-types {
  display: flex; gap: var(--s-1); justify-content: center;
  margin-top: var(--s-3); flex-wrap: wrap;
}
.type-chip {
  font-size: 10px; font-weight: 600;
  padding: 2px 8px; border-radius: 999px;
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  color: var(--muted);
  letter-spacing: 0.3px;
}

/* ============ Toast notifications ============ */
.toast-stack {
  position: fixed; top: 76px; right: 24px;
  z-index: 200;
  display: flex; flex-direction: column; gap: var(--s-2);
  pointer-events: none;
  max-width: 420px;
}
.toast {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-left: 4px solid var(--brand);
  border-radius: var(--r-md);
  padding: var(--s-3) var(--s-4);
  box-shadow: var(--shadow-lg);
  font-size: 13px;
  pointer-events: auto;
  display: flex; align-items: flex-start; gap: var(--s-3);
  animation: toastIn 200ms var(--ease);
  min-width: 320px;
}
.toast.warn  { border-left-color: var(--warn); background: var(--warn-50); }
.toast.error { border-left-color: var(--bad);  background: var(--bad-50); }
.toast.success { border-left-color: var(--good); background: var(--good-50); }
.toast-icon { font-size: 18px; flex-shrink: 0; line-height: 1; }
.toast-body { flex: 1; min-width: 0; }
.toast-title { font-weight: 600; color: var(--ink); margin-bottom: 2px; }
.toast-msg   { color: var(--ink-2); font-size: 12px; word-break: break-word; }
.toast-action {
  background: transparent; border: 0; color: var(--brand);
  font-size: 12px; font-weight: 600; padding: 4px 0;
  cursor: pointer; margin-top: 4px;
}
.toast-action:hover { text-decoration: underline; transform: none; box-shadow: none; }
.toast-close {
  background: transparent; border: 0; color: var(--muted);
  font-size: 18px; line-height: 1;
  padding: 0; cursor: pointer;
  width: 22px; height: 22px;
  display: grid; place-items: center;
  flex-shrink: 0;
}
.toast-close:hover { color: var(--ink); background: transparent; transform: none; box-shadow: none; }
@keyframes toastIn { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: translateX(0); } }
@keyframes toastOut { to { opacity: 0; transform: translateX(20px); } }
.toast.leaving { animation: toastOut 180ms var(--ease) forwards; }

/* ============ Duplicate-flagged queue card ============ */
.qcard.duplicate {
  border-color: var(--warn-border);
  background: var(--warn-50);
  box-shadow: 0 0 0 2px var(--warn-border);
}
.qc-dup-banner {
  background: var(--warn);
  color: #fff;
  padding: 6px 10px;
  border-radius: var(--r-sm);
  font-size: 12px;
  font-weight: 600;
  display: flex; align-items: center; gap: 6px;
}

/* Row highlight for duplicate originals in grid */
.grid tbody tr.row-dup-original td {
  box-shadow: inset 4px 0 0 var(--warn);
  background: var(--warn-50);
}

/* ============ Full-window drag overlay ============ */
.drag-overlay {
  position: fixed; inset: 0;
  background: rgba(12, 108, 186, 0.08);
  backdrop-filter: blur(4px);
  z-index: 100;
  display: none;
  pointer-events: none;
  animation: fadeIn 120ms var(--ease);
}
.drag-overlay.active { display: grid; place-items: center; }
.drag-overlay-inner {
  background: var(--bg-elevated);
  border: 3px dashed var(--brand);
  border-radius: var(--r-xl);
  padding: var(--s-9) var(--s-10);
  text-align: center;
  box-shadow: var(--shadow-lg);
  color: var(--brand);
}
.drag-overlay-icon { width: 64px; height: 64px; margin: 0 auto var(--s-3); }
.drag-overlay-title { font-size: 20px; font-weight: 700; color: var(--ink); }
.drag-overlay-sub { font-size: 13px; color: var(--muted); margin-top: 4px; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* ============ Queue progress + cards ============ */
.progress-track {
  width: 100%; height: 6px;
  background: var(--line);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: var(--s-4);
}
.progress-fill {
  height: 100%;
  background: var(--brand-grad);
  width: 0%;
  transition: width 250ms var(--ease);
}
.queue-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--s-3);
}
.qcard {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: var(--s-3) var(--s-4);
  display: flex; flex-direction: column; gap: var(--s-3);
  animation: slideUp 240ms var(--ease) both;
}
@keyframes slideUp { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
.qcard.done    { border-color: var(--good-border); background: var(--good-50); }
.qcard.error   { border-color: var(--bad-border);  background: var(--bad-50); }
.qcard.running { border-color: var(--brand);       box-shadow: 0 0 0 3px var(--brand-50); }
.qc-head { display: flex; align-items: center; gap: var(--s-2); min-width: 0; }
.qc-icon {
  width: 32px; height: 32px;
  border-radius: var(--r-sm);
  background: var(--bg);
  display: grid; place-items: center;
  color: var(--brand);
  flex-shrink: 0;
}
.qc-icon svg { width: 18px; height: 18px; }
.qc-meta { min-width: 0; flex: 1; }
.qc-name {
  font-size: 13px; font-weight: 500;
  color: var(--ink);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.qc-size { font-size: 11px; color: var(--muted); font-family: var(--mono); }
.qc-status-pill {
  font-size: 10px; font-weight: 700;
  padding: 3px 8px; border-radius: 999px;
  letter-spacing: 0.4px;
  text-transform: uppercase;
}
.qc-status-pill.pending   { background: var(--bg); color: var(--muted); }
.qc-status-pill.running   { background: var(--brand-50); color: var(--brand-700); }
.qc-status-pill.done      { background: #fff; color: var(--good); border: 1px solid var(--good-border); }
.qc-status-pill.error     { background: #fff; color: var(--bad);  border: 1px solid var(--bad-border); }
.qc-status-pill.cancelled { background: var(--bg); color: var(--muted-2); text-decoration: line-through; }
.qc-stepper { display: flex; align-items: center; gap: 6px; font-size: 11px; }
.qc-step { flex: 1; height: 4px; background: var(--line); border-radius: 999px; overflow: hidden; }
.qc-step.done .qc-step-fill { width: 100%; background: var(--good); }
.qc-step.active .qc-step-fill { width: 100%; background: var(--brand-grad); animation: shimmer 1.4s ease-in-out infinite; }
.qc-step-fill { width: 0; height: 100%; transition: width 200ms var(--ease); }
@keyframes shimmer { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }
.qc-stage-label { font-size: 11px; color: var(--muted); font-family: var(--mono); white-space: nowrap; }
.qc-error-text {
  font-size: 11px; color: var(--bad);
  font-family: var(--mono);
  word-break: break-word;
  background: rgba(185, 28, 28, 0.04);
  padding: 4px 6px;
  border-radius: var(--r-sm);
}

/* ============ Two-column layout (vendors + grid) ============ */
.two-col {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: var(--s-5);
  align-items: start;
}
.vendors-card { position: sticky; top: 84px; }
.vendor-list {
  list-style: none;
  margin: 0; padding: 0;
}
.vendor-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}
.vendor-list li:last-child { border-bottom: 0; }
.vendor-row {
  display: flex; flex-direction: column; gap: 4px;
}
.vendor-top {
  display: flex; justify-content: space-between; align-items: center;
  gap: var(--s-2);
}
.vendor-name {
  font-weight: 500;
  color: var(--ink);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.vendor-amount {
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
}
.vendor-bar-track {
  height: 4px;
  background: var(--bg);
  border-radius: 999px;
  overflow: hidden;
}
.vendor-bar-fill {
  height: 100%;
  background: var(--brand-grad);
  border-radius: 999px;
}
.vendor-meta { font-size: 11px; color: var(--muted); }

/* ============ Filter row ============ */
.filter-row {
  display: flex; gap: var(--s-2); flex-wrap: wrap;
  margin-bottom: var(--s-3);
}
.search-wrap {
  flex: 1; min-width: 220px;
  position: relative;
}
.search-icon {
  position: absolute; left: 11px; top: 50%;
  transform: translateY(-50%);
  width: 16px; height: 16px;
  color: var(--muted-2);
  pointer-events: none;
}
.search-wrap input {
  width: 100%;
  padding-left: 34px; padding-right: 30px;
}
.search-clear {
  position: absolute; right: 6px; top: 50%;
  transform: translateY(-50%);
  width: 22px; height: 22px;
  background: var(--bg);
  border-radius: 50%;
  border: 0;
  color: var(--muted);
  font-size: 14px;
  cursor: pointer;
  padding: 0; display: grid; place-items: center;
}
.search-clear:hover { background: var(--line); color: var(--ink); transform: translateY(-50%); box-shadow: none; }

/* ============ Bulk bar ============ */
.bulk-bar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px var(--s-3);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  margin-bottom: var(--s-3);
  font-size: 13px;
  flex-wrap: wrap; gap: var(--s-2);
}
.select-all {
  display: flex; align-items: center; gap: var(--s-2); cursor: pointer;
  font-weight: 500;
}
.bulk-actions { display: flex; gap: var(--s-2); flex-wrap: wrap; }

/* ============ Grid ============ */
.grid-wrap {
  overflow-x: auto;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
}
.grid {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.grid th, .grid td {
  padding: 10px var(--s-3);
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
}
.grid thead { background: var(--bg); }
.grid th {
  font-size: 11px; color: var(--muted); font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.4px;
}
.grid th.sortable {
  cursor: pointer;
  user-select: none;
  transition: var(--duration) var(--ease);
}
.grid th.sortable:hover { color: var(--ink); }
.grid th.sortable.sort-asc::after  { content: " ↑"; color: var(--brand); }
.grid th.sortable.sort-desc::after { content: " ↓"; color: var(--brand); }
.grid tbody tr { transition: var(--duration) var(--ease); }
.grid tbody tr:last-child td { border-bottom: 0; }
.grid tbody tr:hover td { background: var(--brand-50); }
.grid tbody tr.row-error td { background: var(--bad-50); }
.grid .col-check, .grid .col-conf { width: 36px; }
.grid .col-flags { width: 90px; }
.grid .col-action { width: 60px; text-align: right; }
.grid .t-amt { text-align: right; font-variant-numeric: tabular-nums; font-weight: 500; }
.grid .t-mono { font-family: var(--mono); font-size: 12px; color: var(--muted); }
.row-vendor { font-weight: 500; color: var(--ink); }
.row-filename { color: var(--muted); font-size: 11px; font-family: var(--mono); }
.row-flags {
  display: flex; gap: 3px; flex-wrap: wrap;
}
.flag-icon {
  font-size: 14px;
  cursor: help;
  line-height: 1;
}

/* ============ Badges ============ */
.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2px;
  text-transform: lowercase;
  white-space: nowrap;
}
.badge.high           { background: var(--good-50); color: var(--good); border: 1px solid var(--good-border); }
.badge.medium         { background: var(--warn-50); color: var(--warn); border: 1px solid var(--warn-border); }
.badge.low            { background: var(--bad-50);  color: var(--bad);  border: 1px solid var(--bad-border); }
.badge.unknown        { background: var(--bg);     color: var(--muted);}
.badge.err            { background: var(--bad-50); color: var(--bad);  border: 1px solid var(--bad-border); }
.badge.extracted      { background: var(--bg);     color: var(--muted); }
.badge.confirmed      { background: var(--brand-50); color: var(--brand-700); border: 1px solid #bfdbfe; }
.badge.pushed         { background: var(--good-50); color: var(--good); border: 1px solid var(--good-border); }
.badge.pushed_partial { background: var(--partial-50); color: var(--partial); border: 1px solid var(--partial-border); }
.badge.failed         { background: var(--bad-50); color: var(--bad);  border: 1px solid var(--bad-border); }

/* ============ Buttons ============ */
button, .secondary-link {
  font: inherit;
  padding: 9px 18px;
  border-radius: var(--r-sm);
  border: 0;
  background: var(--brand);
  color: #fff;
  font-weight: 500;
  cursor: pointer;
  transition: var(--duration) var(--ease);
  text-decoration: none;
  display: inline-block;
  white-space: nowrap;
}
button:hover:not(:disabled) {
  background: var(--brand-700);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(12, 108, 186, 0.2);
}
button:active:not(:disabled) { transform: translateY(0); }
button:disabled { opacity: 0.45; cursor: not-allowed; }
button.secondary {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
button.secondary:hover:not(:disabled) {
  background: var(--bg);
  box-shadow: none; transform: none;
}
button.danger { color: var(--bad); border-color: var(--bad-border); }
button.danger:hover:not(:disabled) { background: var(--bad-50); }
.link-btn {
  background: transparent;
  color: var(--brand);
  padding: 4px 0;
  font-weight: 500;
}
.link-btn:hover { background: transparent; text-decoration: underline; transform: none; box-shadow: none; }
.actions {
  margin-top: var(--s-5);
  display: flex; justify-content: flex-end; gap: var(--s-2);
  padding-top: var(--s-3);
  border-top: 1px solid var(--line);
}

/* ============ Form grid (drawer) ============ */
.form-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-3);
}
.gst-grid { grid-template-columns: repeat(4, 1fr); }
.span-2 { grid-column: span 2; }
.section-h {
  margin: var(--s-5) 0 var(--s-2);
  font-size: 11px; font-weight: 600;
  color: var(--muted);
  text-transform: uppercase; letter-spacing: 0.5px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--line);
}
.warnings {
  background: var(--warn-50);
  border-left: 3px solid var(--warn);
  padding: 10px 14px;
  margin: 0 0 var(--s-4);
  font-size: 13px;
  color: #78350f;
  border-radius: var(--r-sm);
}
.warnings ul { margin: 6px 0 0 18px; padding: 0; }
.problems-banner {
  background: var(--bad-50);
  border: 1px solid var(--bad-border);
  border-radius: var(--r-md);
  padding: 12px 14px;
  margin-bottom: var(--s-4);
  font-size: 13px;
  color: var(--bad);
}
.problems-banner h4 {
  margin: 0 0 6px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.problems-banner ul { margin: 0; padding-left: 18px; color: var(--ink-2); }
.problems-banner li { margin: 3px 0; }
.lineitems { width: 100%; border-collapse: collapse; font-size: 13px; }
.lineitems th, .lineitems td {
  padding: 6px 8px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}
.lineitems th { font-weight: 600; color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: 0.3px; }
.lineitems td input { width: 100%; padding: 5px 7px; font-size: 13px; border-radius: 5px; }
.notes-input { width: 100%; font-family: inherit; resize: vertical; }
.audit-row { margin-top: var(--s-4); padding: var(--s-2) 0; border-top: 1px dashed var(--line); }
.ocr-fold { margin-top: var(--s-6); }
.ocr-fold summary { cursor: pointer; color: var(--muted); font-size: 13px; padding: 6px 0; }
.ocr-fold summary:hover { color: var(--ink); }
.ocr-preview {
  background: #0f172a; color: #e2e8f0;
  padding: var(--s-4); border-radius: var(--r-sm);
  font-family: var(--mono);
  font-size: 12px;
  white-space: pre-wrap; word-break: break-word;
  max-height: 400px; overflow: auto;
  margin: 8px 0 0;
}

/* ============ Empty ============ */
.empty {
  text-align: center;
  color: var(--muted);
  padding: var(--s-7) var(--s-4);
  font-size: 13px;
}

/* ============ Drawer ============ */
.backdrop {
  position: fixed; inset: 0;
  background: rgba(17, 24, 39, 0.42);
  z-index: 40;
  backdrop-filter: blur(2px);
  animation: fadeIn 120ms var(--ease);
}
.drawer {
  position: fixed; top: 0; right: 0; bottom: 0;
  width: 480px; max-width: 92vw;
  background: var(--bg-elevated);
  z-index: 41;
  box-shadow: var(--shadow-drawer);
  display: flex; flex-direction: column;
  animation: slideInRight 220ms var(--ease);
}
@keyframes slideInRight {
  from { transform: translateX(40px); opacity: 0; }
  to   { transform: translateX(0); opacity: 1; }
}
.drawer.wide { width: 760px; }
.drawer-head {
  padding: var(--s-4) var(--s-5);
  border-bottom: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center;
  gap: var(--s-3);
}
.drawer-head h3 { margin: 0; font-size: 16px; font-weight: 600; }
.drawer-body { padding: var(--s-5); overflow-y: auto; font-size: 13px; flex: 1; }
.drawer-body h4 { margin: var(--s-5) 0 var(--s-2); font-size: 12px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--muted); }
.help-steps li { padding: 4px 0; }
.status-legend { list-style: none; padding: 0; }
.status-legend li { display: flex; align-items: center; gap: 8px; margin: 6px 0; }
.kbd-list { list-style: none; padding: 0; }
.kbd-list li { display: flex; align-items: center; gap: 8px; margin: 8px 0; }
kbd {
  font-family: var(--mono); font-size: 11px;
  padding: 2px 6px; border-radius: 4px;
  background: var(--bg);
  border: 1px solid var(--line);
  box-shadow: 0 1px 0 var(--line);
}

/* ============ Responsive ============ */
@media (max-width: 1080px) {
  .two-col { grid-template-columns: 1fr; }
  .vendors-card { position: static; }
}
@media (max-width: 900px) {
  main { padding: 0 var(--s-4); margin-top: var(--s-5); }
  .card { padding: var(--s-4) var(--s-5); }
  .insights-grid { grid-template-columns: repeat(2, 1fr); }
  .form-grid { grid-template-columns: 1fr 1fr; }
  .gst-grid { grid-template-columns: 1fr 1fr; }
  .hero-flex { grid-template-columns: 1fr; }
  .queue-grid { grid-template-columns: 1fr; }
}
@media (max-width: 540px) {
  .topbar { padding: 10px 14px; }
  .brand-sub { display: none; }
  .insights-grid { grid-template-columns: 1fr; }
  .grid th, .grid td { padding: 8px 6px; font-size: 12px; }
  .grid .col-flags { display: none; }
  .filter-row { flex-direction: column; }
  .filter-select { width: 100%; }
}