/* =========================================================
   The Stand Invoice Portal — Dark Theme
   Brand: #E8690E (orange)
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --bg:          #1a1a1a;
  --surface:     #111111;
  --card:        #2a2a2a;
  --card-raised: #222222;
  --border:      #333333;
  --orange:      #E8690E;
  --orange-dk:   #c95c0c;
  --orange-lt:   #ff8833;
  --text:        #f0f0f0;
  --text-muted:  #aaaaaa;
  --text-dim:    #666666;
  --success:     #2ecc71;
  --success-bg:  rgba(46,204,113,0.12);
  --error:       #e74c3c;
  --error-bg:    rgba(231,76,60,0.12);
  --warning:     #f39c12;
  --warning-bg:  rgba(243,156,18,0.12);
  --radius:      10px;
  --radius-sm:   6px;
  --shadow:      0 4px 24px rgba(0,0,0,0.5);
  --nav-h:       60px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  background-color: #1a1a1a;
  background: var(--bg);
  color: #f0f0f0;
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  min-height: 100vh;
}
a { color: var(--orange); text-decoration: none; }
a:hover { color: var(--orange-lt); }
img { max-width: 100%; }

/* ── Navbar ── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-h);
  padding: 0 1.5rem;
  background-color: #111111;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(0,0,0,0.5);
}

.nav-brand { display: flex; align-items: center; gap: 0; }
.brand-link {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  font-weight: 700;
  font-size: 1rem;
}
.brand-link:hover { color: var(--orange); }
.brand-icon { font-size: 1.3rem; }
.brand-name { color: var(--orange); font-size: 1.05rem; }
.brand-divider { color: var(--text-dim); margin: 0 4px; }
.brand-sub { font-size: 0.85rem; color: var(--text-muted); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.nav-link {
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.15s;
}
.nav-link:hover, .nav-link.active {
  color: var(--text);
  background: var(--card);
}
.nav-link.active { color: var(--orange); border-bottom: 2px solid var(--orange); }
.nav-logout { color: var(--text-dim); }
.nav-logout:hover { color: var(--error); background: var(--error-bg); }

.nav-store {
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 0.3rem 0.75rem;
  background: var(--card);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}
.nav-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.6rem;
  background: var(--orange);
  color: #fff;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 0.4rem;
}

/* ── Main content ── */
.main-content {
  max-width: 1280px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

/* ── Page header ── */
.page-header {
  margin-bottom: 1.5rem;
}
.page-header h2 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text);
}
.page-sub {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* ── Cards ── */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.card.mt { margin-top: 1.25rem; }
.card-header {
  padding: 0.85rem 1.25rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-muted);
  background: var(--card-raised);
  border-bottom: 1px solid var(--border);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.card-header-warn { color: var(--warning); }
.card-body {
  padding: 1.25rem;
}
.card-scroll {
  overflow-x: auto;
  padding: 0;
}
.card-scroll .data-table { margin: 0; border-radius: 0; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 0.55rem 1.2rem;
  border-radius: var(--radius-sm);
  border: none;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}
.btn-primary {
  background: var(--orange);
  color: #fff;
}
.btn-primary:hover { background: var(--orange-dk); color: #fff; }
.btn-secondary {
  background: var(--card-raised);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--border); color: var(--text); }
.btn-full { width: 100%; }
.btn-sm { padding: 0.35rem 0.8rem; font-size: 0.8rem; }
.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

/* ── Alerts ── */
.alert {
  padding: 0.85rem 1.1rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
  font-size: 0.9rem;
  line-height: 1.5;
}
.alert-success { background: var(--success-bg); color: var(--success); border: 1px solid var(--success); }
.alert-error   { background: var(--error-bg);   color: var(--error);   border: 1px solid var(--error); }
.alert-warning { background: var(--warning-bg); color: var(--warning); border: 1px solid var(--warning); }
.alert-list { margin: 0.4rem 0 0 1.2rem; }

/* ── Forms ── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: 160px;
}
.form-group-wide { flex: 2; }
label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.required { color: var(--orange); }
input[type="text"],
input[type="password"],
input[type="date"],
input[type="email"],
select {
  padding: 0.55rem 0.85rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.15s;
  width: 100%;
}
input:focus, select:focus {
  border-color: var(--orange);
  box-shadow: 0 0 0 2px rgba(232,105,14,0.15);
}
select option { background: var(--surface); }

/* ── Filter cards ── */
.filter-card { margin-bottom: 1.5rem; }
.filter-form .card-body,
.filter-form {
  padding: 1.1rem 1.25rem;
}
.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: flex-end;
}
.filter-row .form-group { flex: 1 1 160px; }
.filter-actions {
  display: flex;
  gap: 0.6rem;
  margin-top: 1rem;
}
.filter-inline {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: flex-end;
}

/* ── Login page ── */
.login-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background-color: #1a1a1a;
  background: var(--bg);
  padding: 1.5rem;
}
.login-wrap { width: 100%; max-width: 420px; }
.login-card {
  background-color: #2a2a2a;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow);
}
.login-header {
  text-align: center;
  margin-bottom: 2rem;
}
.login-logo { font-size: 3rem; margin-bottom: 0.5rem; }
.login-title {
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--orange);
}
.login-sub { color: var(--text-muted); font-size: 0.9rem; margin-top: 0.25rem; }
.login-form { display: flex; flex-direction: column; gap: 1.1rem; }
.login-footer {
  text-align: center;
  margin-top: 1.25rem;
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* ── Upload page ── */
.upload-card { max-width: 680px; margin: 0 auto; }
.drop-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 3rem 2rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
}
.drop-zone:hover, .drop-zone.drag-over {
  border-color: var(--orange);
  background: rgba(232,105,14,0.05);
}
.drop-icon { font-size: 2.5rem; margin-bottom: 0.75rem; }
.drop-label { font-size: 1rem; font-weight: 600; color: var(--text); }
.drop-sub { font-size: 0.85rem; color: var(--text-muted); margin-top: 0.25rem; }
.drop-types { font-size: 0.78rem; color: var(--text-dim); margin-top: 0.5rem; }
.file-input {
  position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; height: 100%;
}
.file-chosen {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--success-bg);
  border: 1px solid var(--success);
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
  font-size: 0.9rem;
  color: var(--success);
}
.file-icon { font-size: 1.2rem; }
.btn-clear {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1rem;
}
.btn-clear:hover { color: var(--error); }
.btn-upload { margin-top: 1.25rem; }

/* ── Result page ── */
.result-wrap { }
.result-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 1.25rem;
  margin-top: 1.25rem;
}
.result-preview img.invoice-preview {
  width: 100%;
  border-radius: var(--radius-sm);
  display: block;
}
.preview-body { padding: 0.75rem; background: #000; }
.summary-table { width: 100%; border-collapse: collapse; }
.summary-table th, .summary-table td {
  padding: 0.55rem 0.5rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}
.summary-table th { width: 35%; color: var(--text-muted); font-weight: 500; text-align: left; }
.summary-table td { color: var(--text); }
.total-row th, .total-row td { font-size: 1.05rem; font-weight: 700; color: var(--orange); border-bottom: none; }
.confidence {
  margin-top: 0.85rem;
  font-size: 0.8rem;
  padding: 0.35rem 0.75rem;
  border-radius: 20px;
  display: inline-block;
}
.confidence-high    { background: var(--success-bg); color: var(--success); }
.confidence-medium  { background: var(--warning-bg); color: var(--warning); }
.confidence-low     { background: var(--error-bg);   color: var(--error); }
.extract-notes { font-size: 0.82rem; color: var(--text-muted); margin-top: 0.6rem; font-style: italic; }
.upload-again { margin-top: 1.5rem; }

/* ── Data tables ── */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
.data-table th {
  padding: 0.65rem 0.85rem;
  text-align: left;
  background: var(--card-raised);
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.data-table td {
  padding: 0.6rem 0.85rem;
  border-bottom: 1px solid rgba(46,46,80,0.5);
  vertical-align: middle;
}
.data-table tbody tr:nth-child(even) { background: rgba(255,255,255,0.025); }
.data-table tbody tr:hover { background: rgba(232,105,14,0.06); }
.data-table tbody tr:last-child td { border-bottom: none; }
.col-total { text-align: right; }
.bold { font-weight: 700; }
.mono { font-family: 'SF Mono', 'Fira Code', monospace; font-size: 0.82rem; }
.muted { color: var(--text-muted); }

/* ── GL badges ── */
.gl-badge {
  display: inline-block;
  padding: 0.18rem 0.55rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--card-raised);
  color: var(--text-muted);
}
.gl-food       { background: rgba(46,204,113,0.15); color: #2ecc71; }
.gl-beverage   { background: rgba(54,162,235,0.15); color: #36a2eb; }
.gl-supplies   { background: rgba(243,156,18,0.15); color: #f39c12; }
.gl-cleaning   { background: rgba(75,192,192,0.15); color: #4bc0c0; }
.gl-equipment  { background: rgba(153,102,255,0.15); color: #9966ff; }
.gl-labor      { background: rgba(255,99,132,0.15); color: #ff6384; }
.gl-other      { background: rgba(255,255,255,0.07); color: var(--text-muted); }

/* ── Store tag ── */
.store-tag {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
  background: rgba(232,105,14,0.12);
  color: var(--orange);
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
}

/* ── Price spikes ── */
.spike-card { border-color: rgba(243,156,18,0.3); }
.spike-row td { color: var(--warning); }
.spike-row td:first-child { color: var(--text); }
.spike-pct { font-weight: 700; color: var(--error) !important; }
.spike-scroll { max-height: 340px; overflow-y: auto; }

/* ── Results header ── */
.results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  font-size: 0.85rem;
}
.results-count { font-weight: 600; color: var(--text-muted); }
.results-page  { color: var(--text-dim); }

/* ── Empty state ── */
.empty-state {
  text-align: center;
  padding: 3rem 2rem;
  color: var(--text-muted);
}

/* ── Pagination ── */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 1.25rem;
  flex-wrap: wrap;
}
.page-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text-muted);
  background: var(--card);
  border: 1px solid var(--border);
  transition: all 0.15s;
}
a.page-num:hover { border-color: var(--orange); color: var(--orange); }
.page-num.active { background: var(--orange); border-color: var(--orange); color: #fff; font-weight: 700; }
.page-ellipsis { color: var(--text-dim); padding: 0 4px; }

/* ── Dashboard nav tabs ── */
.dash-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 1.5rem;
  border-bottom: 2px solid var(--border);
}
.dash-tab {
  padding: 0.65rem 1.4rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
  display: inline-block;
}
.dash-tab:hover { color: var(--text); border-bottom-color: var(--border); }
.dash-tab.active {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

/* ── Stat cards ── */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.4rem 1.2rem;
  text-align: center;
}
.stat-value {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--orange);
  line-height: 1.1;
}
.stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 0.35rem;
}

/* ── Charts ── */
.chart-container {
  position: relative;
  height: 260px;
}
.chart-tall   { height: 300px; }
.chart-donut  { height: 280px; }
.chart-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
.chart-half { min-width: 0; }

/* ── Loading / spinner ── */
.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 3rem;
  color: var(--text-muted);
}
.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--orange);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Badge ── */
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: 10px;
  background: var(--orange);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  margin-left: 6px;
  vertical-align: middle;
}

/* ── AP search / invoice detail refresh ── */

/* Two-column layout */
.ap-layout { display: flex; gap: 0; min-height: calc(100vh - 60px); background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.sidebar-filters { width: 260px; min-width: 260px; background: #1e1e1e; border-right: 1px solid #333; padding: 1.5rem 1rem; overflow-y: auto; }
.ap-main { flex: 1; padding: 1.5rem; overflow-x: auto; }
.filter-section { margin-bottom: 1.2rem; }
.filter-section label { display: block; font-size: 0.75rem; color: #888; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.4rem; }
.filter-section input[type=text], .filter-section input[type=date], .filter-section select { width: 100%; background: #2a2a2a; border: 1px solid #444; color: #f0f0f0; padding: 0.4rem 0.6rem; border-radius: 4px; font-size: 0.85rem; }
.sidebar-filters .btn-clear { width: 100%; background: transparent; border: 1px solid #444; color: #888; padding: 0.4rem; border-radius: 4px; cursor: pointer; margin-top: 0.5rem; margin-left: 0; }
.sidebar-filters .btn-clear:hover { border-color: #E8690E; color: #E8690E; }
.checkbox-filter input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--orange); }

/* Global search */
.global-search-wrap { margin-bottom: 1rem; }
.global-search { width: 100%; padding: 0.7rem 1rem; background: #2a2a2a; border: 1px solid #444; border-radius: 8px; color: #f0f0f0; font-size: 1rem; }
.global-search:focus { outline: none; border-color: #E8690E; }

/* Status tabs */
.status-tabs { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: 1rem; }
.status-tab { background: transparent; color: var(--text-muted); border: 1px solid var(--border); border-radius: 999px; padding: 0.55rem 0.95rem; font-size: 0.85rem; font-weight: 600; cursor: pointer; transition: all 0.15s ease; }
.status-tab:hover { color: var(--text); border-color: var(--orange); }
.status-tab.active { color: #fff; background: var(--orange); border-color: var(--orange); }
.ap-stat-grid { margin-bottom: 1.5rem; }
.ap-results-table .check-col { width: 42px; text-align: center; }
.ap-results-table input[type="checkbox"] { accent-color: var(--orange); }
.ap-row { cursor: pointer; }
.table-link { font-weight: 600; }
.empty-card { margin-top: 1rem; }
.sort-arrow { margin-left: 0.35rem; color: var(--text-dim); }

/* Issue badge */
.issue-badge { background: #7f1d1d; color: #fca5a5; font-size: 0.7rem; padding: 2px 6px; border-radius: 4px; cursor: help; }

/* Sortable headers */
th.sortable { cursor: pointer; user-select: none; }
th.sortable:hover { color: #E8690E; }

/* Bulk bar */
#bulk-bar { display: none; position: fixed; bottom: 1.5rem; left: 50%; transform: translateX(-50%); background: #2a2a2a; border: 1px solid #E8690E; padding: 0.75rem 1.5rem; border-radius: 8px; gap: 1rem; align-items: center; z-index: 100; box-shadow: var(--shadow); }

/* Split pane */
.invoice-split { display: flex; gap: 1.5rem; min-height: 80vh; }
.invoice-scan-panel { flex: 0 0 45%; background: #111; border-radius: 8px; display: flex; align-items: flex-start; justify-content: center; padding: 1rem; overflow-y: auto; border: 1px solid var(--border); }
.invoice-scan { max-width: 100%; border-radius: 4px; }
.invoice-data-panel { flex: 1; overflow-y: auto; }

/* Invoice detail UI */
.invoice-topbar { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; margin-bottom: 1.5rem; }
.invoice-nav-wrap { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; justify-content: flex-end; }
.invoice-nav { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; }
.invoice-nav-status { color: var(--text-muted); font-size: 0.9rem; font-weight: 600; }
.btn.disabled { opacity: 0.45; pointer-events: none; }
.invoice-preview-empty { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.5rem; width: 100%; min-height: 320px; text-align: center; color: var(--text-muted); }
.invoice-preview-empty code { color: var(--orange-lt); }
.invoice-summary-grid { margin-bottom: 1rem; }
.invoice-mini-value { font-size: 1.05rem; }
.invoice-meta-card { margin-bottom: 1.25rem; }
.invoice-meta-table th { width: 18%; }
.invoice-tabs-shell { display: flex; flex-direction: column; gap: 1rem; }
.invoice-tab-nav { display: flex; gap: 0.75rem; border-bottom: 1px solid var(--border); padding-bottom: 0.75rem; }
.invoice-tab-btn { background: transparent; color: var(--text-muted); border: none; padding: 0.35rem 0; font-size: 0.95rem; font-weight: 700; cursor: pointer; border-bottom: 2px solid transparent; }
.invoice-tab-btn:hover { color: var(--text); }
.invoice-tab-btn.active { color: var(--orange); border-bottom-color: var(--orange); }
.invoice-tab-panel { display: none; }
.invoice-tab-panel.active { display: block; }
.history-list { display: flex; flex-direction: column; gap: 1rem; }
.history-item { display: flex; justify-content: space-between; gap: 1rem; padding: 1rem; border: 1px solid var(--border); border-radius: var(--radius-sm); background: rgba(255,255,255,0.02); }
.history-item strong { display: block; margin-bottom: 0.15rem; }
.history-item p { color: var(--text-muted); font-size: 0.85rem; }
.history-item span { color: var(--text-dim); font-size: 0.82rem; white-space: nowrap; }
.invoice-badge { background: rgba(232,105,14,0.12); color: var(--orange); }

/* ── Responsive ── */
@media (max-width: 900px) {
  .stat-grid    { grid-template-columns: repeat(2, 1fr); }
  .chart-row    { grid-template-columns: 1fr; }
  .result-grid  { grid-template-columns: 1fr; }
  .ap-layout    { flex-direction: column; }
  .sidebar-filters { width: 100%; min-width: 100%; border-right: none; border-bottom: 1px solid var(--border); }
  .invoice-split { flex-direction: column; }
  .invoice-topbar { flex-direction: column; align-items: stretch; }
  .invoice-nav-wrap { justify-content: space-between; }
}

@media (max-width: 640px) {
  .navbar { padding: 0 1rem; }
  .brand-sub, .brand-divider { display: none; }
  .nav-toggle { display: block; }
  .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-h);
    left: 0; right: 0;
    flex-direction: column;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 1rem;
    gap: 0.25rem;
    z-index: 99;
  }
  .nav-links.open { display: flex; }
  .nav-link { padding: 0.65rem 0.75rem; }

  .main-content { padding: 1.25rem 1rem; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
  .stat-value { font-size: 1.4rem; }
  .filter-row { flex-direction: column; }
  .filter-row .form-group { min-width: 100%; }
  .status-tabs { flex-direction: column; }
  .status-tab { width: 100%; text-align: left; }
  #bulk-bar { width: calc(100% - 2rem); padding: 0.75rem 1rem; }
  .invoice-nav { width: 100%; justify-content: space-between; }
  .invoice-nav-status { width: 100%; text-align: center; }
  .invoice-nav-wrap { flex-direction: column; align-items: stretch; }
  .history-item { flex-direction: column; }
  .login-card { padding: 2rem 1.25rem; }
  .chart-container { height: 220px; }
  .chart-tall { height: 240px; }
}