/* ==========================================================
   Cloud Move Analyzer — Estilos
   Paleta:
     Púrpura Nebulosa  #8B5CF6  Primária
     Verde Acento      #22D68F  Destaque
     Índigo Profundo   #5B2D8E  Secundária
     Noite Digital     #0D0B1E  Fundo
     Bruma             #F3EEFF  Textos claros
   ========================================================== */

:root {
  --primary: #8B5CF6;
  --accent: #22D68F;
  --secondary: #5B2D8E;
  --bg: #0D0B1E;
  --text: #F3EEFF;
  --text-muted: #A09CB5;
  --text-faint: #8885A0;
  --text-faintest: #6B6780;
  --card-bg: #16132B;
  --border: #2A2545;
  --hover-bg: #1A1735;
  --thead-bg: #1E1A38;
  --code-bg: #1E1A38;
  --shadow-upload: rgba(139, 92, 246, 0.15);
}

/* ── Light theme ───────────────────────────────────────── */
:root.light {
  --primary: #7C3AED;
  --accent: #16A06A;
  --secondary: #6D28D9;
  --bg: #F5F3FF;
  --text: #1E1B2E;
  --text-muted: #5B5675;
  --text-faint: #7A7590;
  --text-faintest: #9892AB;
  --card-bg: #FFFFFF;
  --border: #E2DFF0;
  --hover-bg: #EDE9FE;
  --thead-bg: #F0ECFC;
  --code-bg: #EDE9FE;
  --shadow-upload: rgba(124, 58, 237, 0.1);
}

/* ── Reset ─────────────────────────────────────────────── */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  transition: background 0.3s, color 0.3s;
}

.hidden {
  display: none !important;
}

/* ── Accessibility helpers ─────────────────────────────── */
.sr-only {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 8px;
  z-index: 10000;
  padding: 8px 14px;
  background: var(--primary);
  color: #fff;
  border-radius: 0 0 6px 6px;
  text-decoration: none;
  font-weight: 600;
  transition: top 0.15s ease-in-out;
}
.skip-link:focus {
  top: 0;
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Sortable headers focus ring */
th[data-sort]:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: -2px;
}

/* ── Layout ────────────────────────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── Header ────────────────────────────────────────────── */
header {
  text-align: center;
  padding: 0;
}

.site-logo {
  width: 420px;
  height: 420px;
  margin-bottom: -5rem;
  object-fit: contain;
  filter: drop-shadow(0 4px 16px rgba(139, 92, 246, 0.4));
}

header h1 {
  font-size: 2.2rem;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.3rem;
}

header p {
  color: var(--text-muted);
  font-size: 1rem;
  max-width: 600px;
  margin: 0 auto 1rem;
}

/* ── Upload Area ───────────────────────────────────────── */
main {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* After file is loaded, switch to top-down flow */
main.has-results {
  justify-content: flex-start;
}

main.has-results .upload-area {
  padding: 1rem 2rem;
  margin-bottom: 1rem;
}

main.has-results .upload-area svg {
  width: 28px;
  height: 28px;
  margin-bottom: 0.3rem;
}

main.has-results .upload-area h3 {
  font-size: 0.95rem;
  margin-bottom: 0.2rem;
}

main.has-results .upload-area span {
  font-size: 0.8rem;
}

.upload-area {
  border: 2px dashed var(--primary);
  border-radius: 16px;
  padding: 1.5rem 2rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
  background: var(--card-bg);
  margin-bottom: 0;
  position: relative;
}

.upload-area:hover,
.upload-area.dragover {
  border-color: var(--accent);
  background: var(--hover-bg);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--shadow-upload);
}

.upload-area svg {
  width: 48px;
  height: 48px;
  margin-bottom: 1rem;
  color: var(--primary);
}

.upload-area h3 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  color: var(--text);
}

.upload-area span {
  color: var(--text-faint);
  font-size: 0.9rem;
}

.upload-area input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

/* ── Template hint ─────────────────────────────────────── */
.template-hint {
  background: var(--card-bg);
  border: 1px solid rgba(200, 160, 60, 0.2);
  border-left: 3px solid rgba(200, 160, 60, 0.5);
  border-radius: 8px;
  padding: 1rem 1.3rem;
  margin: 1.2rem 0 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  text-align: left;
}
.template-hint-icon {
  flex-shrink: 0;
  color: rgba(200, 160, 60, 0.6);
}
.template-hint-icon svg {
  width: 22px;
  height: 22px;
}
.template-hint-content {
  flex: 1;
  min-width: 0;
}
.template-hint p {
  color: var(--text-muted);
  font-size: 0.8rem;
  margin: 0 0 0.5rem;
  line-height: 1.5;
  opacity: 0.85;
}
.template-btn {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.35rem 0.9rem;
  font-size: 0.75rem;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}
.template-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ── Stats Bar ─────────────────────────────────────────── */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
  text-align: center;
  transition: background 0.3s, border-color 0.3s, transform 0.15s;
  cursor: pointer;
  user-select: none;
  position: relative;
}

.stat-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
}

.stat-card.active {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary), 0 4px 16px var(--shadow-upload);
}

.stat-card:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.stat-card .number {
  font-size: 2rem;
  font-weight: 700;
}

.stat-card .label {
  font-size: 0.85rem;
  color: var(--text-faint);
  margin-top: 0.25rem;
}

.stat-card.total .number     { color: var(--text); }
.stat-card.movable .number   { color: var(--accent); }
.stat-card.partial .number   { color: #F59E0B; }
.stat-card.not-movable .number { color: #EF4444; }
.stat-card.unknown .number   { color: var(--text-faint); }

.stat-card .hint {
  font-size: 0.7rem;
  color: var(--text-faintest);
  margin-top: 0.15rem;
}

/* ── Toolbar (search + export) ─────────────────────────── */
.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
  align-items: center;
}

.search-input {
  flex: 1;
  min-width: 200px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.65rem 1rem;
  color: var(--text);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
}

.search-input:focus {
  border-color: var(--primary);
}

.search-input::placeholder {
  color: var(--text-faintest);
}

.results-count {
  font-size: 0.82rem;
  color: var(--text-faint);
  white-space: nowrap;
}

/* ── Actions toolbar (second row) ──────────────────────── */
.toolbar--actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-top: 0;
  margin-top: -0.3rem;
}

.export-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: auto;
}

.export-label {
  font-size: 0.78rem;
  color: var(--text-faint);
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* Column toggle button */
.action-btn--cols {
  padding: 0.42rem 0.9rem;
  border-radius: 8px;
  border: 1px dashed var(--border);
  background: var(--card-bg);
  color: var(--text);
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 500;
  transition: all 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.action-btn--cols:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(139, 92, 246, 0.06);
}

.action-btn--cols svg {
  width: 15px;
  height: 15px;
  opacity: 0.7;
}

.action-btn--cols:hover svg {
  opacity: 1;
}

/* Export pill buttons */
.export-pill {
  padding: 0.4rem 0.9rem;
  border-radius: 20px;
  border: none;
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: #fff;
}

.export-pill svg {
  width: 13px;
  height: 13px;
  opacity: 0.85;
}

.export-pill--csv {
  background: linear-gradient(135deg, #22c55e, #16a34a);
}
.export-pill--csv:hover {
  background: linear-gradient(135deg, #16a34a, #15803d);
  box-shadow: 0 2px 8px rgba(22, 163, 74, 0.35);
  transform: translateY(-1px);
}

.export-pill--pdf {
  background: linear-gradient(135deg, #ef4444, #dc2626);
}
.export-pill--pdf:hover {
  background: linear-gradient(135deg, #dc2626, #b91c1c);
  box-shadow: 0 2px 8px rgba(220, 38, 38, 0.35);
  transform: translateY(-1px);
}

.export-pill--md {
  background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}
.export-pill--md:hover {
  background: linear-gradient(135deg, #7c3aed, #6d28d9);
  box-shadow: 0 2px 8px rgba(124, 58, 237, 0.35);
  transform: translateY(-1px);
}

/* ── Expand table toggle ───────────────────────────────── */
.table-expand-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.75rem;
  border: 1.5px dashed var(--border);
  border-radius: 8px;
  background: transparent;
  color: var(--text);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
  white-space: nowrap;
}
.table-expand-toggle:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(139,92,246,0.06);
}
.table-expand-toggle .icon-collapse { display: none; }
.table-expand-toggle[aria-expanded="true"] .icon-expand { display: none; }
.table-expand-toggle[aria-expanded="true"] .icon-collapse { display: inline; }

/* ── Table modal backdrop ───────────────────────────────── */
.table-modal-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 9998;
  backdrop-filter: blur(3px);
}
.table-modal-backdrop.active { display: block; }

/* ── Table modal ────────────────────────────────────────── */
.table-wrapper.expanded {
  position: fixed;
  inset: 1.5rem;
  z-index: 9999;
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.table-wrapper.expanded .table-scroll { flex: 1; overflow: auto; }

/* ── Table modal header bar ─────────────────────────────── */
.table-modal-header {
  display: none;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--thead-bg);
  flex-shrink: 0;
}
.table-wrapper.expanded .table-modal-header { display: flex; }
.table-modal-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
}
.table-modal-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
  flex-shrink: 0;
}
.table-modal-close:hover {
  background: rgba(239,68,68,0.1);
  border-color: #ef4444;
  color: #ef4444;
}

/* ── Column picker ─────────────────────────────────────── */
.col-picker {
  position: relative;
}

.col-picker-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.6rem 0.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  z-index: 100;
  min-width: 200px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

/* Column visibility is handled dynamically via JS (colVisStyle) */

.col-picker-menu label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: grab;
  font-size: 0.85rem;
  color: var(--text);
  padding: 0.25rem 0.3rem;
  border-radius: 6px;
  transition: background 0.15s, opacity 0.15s;
  user-select: none;
}
.col-picker-menu label.dragging {
  opacity: 0.4;
}
.col-picker-menu label.drag-over {
  border-top: 2px solid var(--primary);
  padding-top: calc(0.25rem - 2px);
}
.drag-handle {
  cursor: grab;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1;
  flex-shrink: 0;
}

.col-picker-menu label:hover {
  background: var(--hover-bg, rgba(139,92,246,0.08));
}

.col-picker-menu input[type="checkbox"] {
  accent-color: var(--primary);
  width: 16px;
  height: 16px;
}

/* ── Table ─────────────────────────────────────────────── */
.table-wrapper {
  position: relative;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: background 0.3s, border-color 0.3s;
}

.table-scroll {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

table thead {
  background: var(--thead-bg);
  position: sticky;
  top: 0;
  z-index: 2;
}

table th {
  padding: 0.85rem 1rem;
  text-align: left;
  font-weight: 600;
  color: var(--primary);
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
}

table th:hover {
  color: var(--accent);
}

table td {
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

table tbody tr {
  transition: background 0.15s;
}

table tbody tr:hover {
  background: var(--hover-bg);
}

/* ── Badges ────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
}

.badge.yes {
  background: rgba(34, 214, 143, 0.15);
  color: var(--accent);
}

.badge.no {
  background: rgba(239, 68, 68, 0.15);
  color: #EF4444;
}

.badge.partial {
  background: rgba(245, 158, 11, 0.15);
  color: #F59E0B;
}

.badge.unknown {
  background: rgba(136, 133, 160, 0.15);
  color: var(--text-faint);
}

/* ── Type code tag (inline) ────────────────────────────── */
.type-tag {
  color: var(--primary);
  font-size: 0.82rem;
  background: var(--code-bg);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
}

/* ── Muted cell text ───────────────────────────────────── */
.cell-muted {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ── Notes cell ────────────────────────────────────────── */
.cell-notes {
  color: var(--text-muted);
  font-size: 0.8rem;
  white-space: normal;
  min-width: 200px;
  max-width: 350px;
  line-height: 1.4;
}

.doc-link {
  font-size: 0.72rem;
  color: var(--accent);
  text-decoration: underline;
  white-space: nowrap;
  opacity: 0.85;
}
.doc-link:hover {
  opacity: 1;
}

/* ── Export hint ───────────────────────────────────────── */
.export-hint {
  font-size: 0.75rem;
  color: var(--text-faintest);
  text-align: right;
  margin: -0.5rem 0 0.8rem;
  font-style: italic;
}

/* ── Empty State ───────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-faintest);
}

.empty-state svg {
  width: 64px;
  height: 64px;
  margin-bottom: 1rem;
  opacity: 0.4;
}

/* ── SEO Content Section ────────────────────────────────── */
.seo-section {
  margin-top: 3rem;
  padding: 2rem;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.7;
}

.seo-section h2 {
  color: var(--text);
  font-size: 1.3rem;
  margin-bottom: 0.8rem;
}

.seo-section h3 {
  color: var(--text);
  font-size: 1.05rem;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

.seo-section p {
  margin-bottom: 0.8rem;
}

.seo-section a {
  color: var(--primary);
  text-decoration: none;
}

.seo-section a:hover {
  text-decoration: underline;
}

.seo-section details {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0;
  margin-bottom: 0.5rem;
  overflow: hidden;
}

.seo-section summary {
  padding: 0.8rem 1rem;
  cursor: pointer;
  font-weight: 500;
  color: var(--text);
  background: var(--hover-bg);
  transition: background 0.2s;
}

.seo-section summary:hover {
  background: var(--thead-bg);
}

.seo-section details[open] summary {
  border-bottom: 1px solid var(--border);
}

.seo-section details p {
  padding: 0.8rem 1rem;
  margin: 0;
}

/* ── PIX Donation ──────────────────────────────────────── */
.pix-donation {
  margin-top: 2rem;
  padding: 1.5rem;
  border: 1px solid var(--primary);
  border-radius: 12px;
  background: var(--hover-bg);
  text-align: center;
}

.pix-donation h3 {
  color: var(--text);
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.pix-donation p {
  margin-bottom: 1.2rem;
  color: var(--text-muted);
}

.donation-tabs {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.donation-tab {
  background: var(--card-bg);
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 0.5rem 1.2rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.tab-flag {
  vertical-align: middle;
  width: 18px;
  height: 14px;
}

.donation-tab:hover {
  background: var(--hover-bg);
  color: var(--text);
}

.donation-tab.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.donation-panel {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 1.2rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--card-bg);
  animation: fadeIn 0.25s ease;
}

.donation-panel.active {
  display: flex;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.kofi-btn {
  display: inline-block;
  text-decoration: none;
  transition: transform 0.2s, opacity 0.2s;
}

.kofi-btn img {
  border-radius: 8px;
}

.kofi-btn:hover {
  transform: scale(1.05);
  opacity: 0.9;
}

.pix-qr-wrapper {
  display: flex;
  justify-content: center;
  margin-bottom: 1rem;
}

.pix-qr-img {
  border-radius: 8px;
  background: #fff;
  padding: 8px;
}

.pix-key-copy {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.pix-key-copy .pix-label {
  font-weight: 500;
  color: var(--text);
}

.pix-key-copy code {
  background: var(--code-bg);
  padding: 0.3rem 0.6rem;
  border-radius: 6px;
  font-size: 0.82rem;
  color: var(--text-muted);
  user-select: all;
  word-break: break-all;
}

.pix-copy-btn {
  background: var(--primary);
  color: #fff;
  border: none;
  padding: 0.35rem 0.8rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.82rem;
  transition: background 0.2s;
}

.pix-copy-btn:hover {
  background: var(--secondary);
}

/* ── Footer ────────────────────────────────────────────── */
.footer-info {
  text-align: center;
  padding: 0.5rem 0;
  font-size: 0.8rem;
  color: var(--text-faintest);
}

.footer-info a {
  color: var(--primary);
  text-decoration: none;
}

.footer-info a:hover {
  text-decoration: underline;
}

/* ── Top bar (language + theme) ─────────────────────────── */
.top-bar {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0 0;
}

/* ── Language picker (custom dropdown) ─────────────────── */
.lang-picker {
  position: relative;
}

.lang-current {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.4rem 0.6rem;
  color: var(--text);
  font-size: 0.82rem;
  cursor: pointer;
  transition: border-color 0.2s;
  height: 42px;
  box-sizing: border-box;
}

.lang-current:hover,
.lang-current:focus {
  border-color: var(--primary);
  outline: none;
}

.lang-current img {
  width: 24px;
  height: 18px;
  border-radius: 2px;
  object-fit: cover;
}

.lang-current svg {
  width: 10px;
  height: 10px;
  opacity: 0.5;
  transition: transform 0.2s;
}

.lang-picker.open .lang-current svg {
  transform: rotate(180deg);
}

.lang-menu {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.3rem 0;
  list-style: none;
  min-width: 160px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.25);
  z-index: 100;
  overflow: hidden;
}

.lang-menu li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  font-size: 0.85rem;
  color: var(--text);
  cursor: pointer;
  transition: background 0.15s;
}

.lang-menu li:hover {
  background: var(--hover-bg);
}

.lang-menu li:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: -2px;
  background: var(--hover-bg);
}

.lang-menu li.active {
  color: var(--primary);
  font-weight: 600;
}

.lang-menu li img {
  width: 24px;
  height: 18px;
  border-radius: 2px;
  object-fit: cover;
}

/* ── Theme toggle button ───────────────────────────────── */
.theme-toggle {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s;
  flex-shrink: 0;
}

.theme-toggle:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: scale(1.08);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
}

/* Dark mode: show sun icon, hide moon */
.theme-toggle .icon-sun  { display: block; }
.theme-toggle .icon-moon { display: none;  }

/* Light mode: show moon icon, hide sun */
:root.light .theme-toggle .icon-sun  { display: none;  }
:root.light .theme-toggle .icon-moon { display: block; }

/* ── Loading spinner ───────────────────────────────────── */
.loading {
  text-align: center;
  padding: 2rem;
  color: var(--primary);
}

.loading .spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 1rem;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── Responsive ────────────────────────────────────────── */
@media (max-width: 768px) {
  .container {
    padding: 0.5rem 0.75rem;
  }

  .site-logo {
    width: 140px;
    height: 140px;
    margin-bottom: -1rem;
  }

  header h1 {
    font-size: 1.4rem;
  }

  header p {
    font-size: 0.88rem;
    padding: 0 0.5rem;
  }

  .upload-area {
    padding: 2rem 1rem;
    border-radius: 12px;
  }

  .upload-area svg {
    width: 36px;
    height: 36px;
  }

  .upload-area h3 {
    font-size: 1rem;
  }

  .upload-area span {
    font-size: 0.8rem;
  }

  .stats-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.6rem;
  }

  .stat-card {
    padding: 0.85rem 0.5rem;
    border-radius: 10px;
  }

  .stat-card .number {
    font-size: 1.5rem;
  }

  .stat-card .label {
    font-size: 0.75rem;
  }

  .stat-card .hint {
    font-size: 0.62rem;
  }

  .toolbar {
    flex-direction: column;
    gap: 0.6rem;
  }

  .search-input {
    min-width: unset;
    width: 100%;
  }

  .export-btn {
    width: 100%;
    text-align: center;
  }

  .toolbar--actions {
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .export-group {
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
  }

  .export-pill {
    flex: 1;
    justify-content: center;
    min-width: 70px;
  }

  .col-picker {
    width: 100%;
  }

  .action-btn--cols {
    width: 100%;
    justify-content: center;
  }

  .col-picker-menu {
    min-width: 200px;
  }

  .results-count {
    text-align: center;
    width: 100%;
  }

  .table-wrapper {
    border-radius: 10px;
  }

  .table-scroll {
    -webkit-overflow-scrolling: touch;
  }

  table {
    font-size: 0.82rem;
  }

  table th {
    padding: 0.65rem 0.7rem;
    font-size: 0.78rem;
  }

  table td {
    padding: 0.55rem 0.7rem;
  }

  .top-bar {
    padding-top: 0.5rem;
  }

  .theme-toggle {
    width: 36px;
    height: 36px;
  }

  .lang-current {
    padding: 0.3rem 0.5rem;
    height: 36px;
    font-size: 0.78rem;
    border-radius: 10px;
  }

  /* Hide language label text on small screens, keep flag */
  .lang-current #langLabel {
    display: none;
  }

  .footer-info {
    font-size: 0.72rem;
    padding: 1.5rem 0.5rem;
  }
}

@media (max-width: 380px) {
  .site-logo {
    width: 110px;
    height: 110px;
  }

  header h1 {
    font-size: 1.2rem;
  }

  .stats-bar {
    grid-template-columns: 1fr 1fr;
  }

  .stat-card .number {
    font-size: 1.3rem;
  }
}

/* ── RTL support (Arabic) ────────────────────────────── */
[dir="rtl"] .toolbar { flex-direction: row-reverse; }
[dir="rtl"] .export-group { margin-left: 0; margin-right: auto; }
[dir="rtl"] table th { text-align: right; }
[dir="rtl"] table td { text-align: right; }
[dir="rtl"] .top-bar { flex-direction: row-reverse; }

/* ── Acessibilidade: Reduzir animações para usuários sensíveis ───────── */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ── Suporte a tema escuro do sistema ──────────────────────────────── */
@media (prefers-color-scheme: light) {
  /* Site já é dark por padrão; preservar consistência visual */
}