:root {
  --accent: #b3533a;
  --accent-dark: color-mix(in srgb, var(--accent) 84%, #000);
  --accent-soft: color-mix(in srgb, var(--accent) 24%, #fff);
  --bg: #efe9e6;
  --card: #ffffff;
  --card-2: #faf8f7;
  --text: #1f2430;
  --muted: #687080;
  --line: #ddd8d5;
  --line-strong: #c4b7b0;
  --header: color-mix(in srgb, var(--accent) 28%, #fff);
  --row-alt: color-mix(in srgb, var(--accent) 10%, #fff);
  --shadow: 0 14px 34px rgba(54, 38, 31, .08);
}

:root[data-theme='dark'] {
  --bg: #17191d;
  --card: #22252b;
  --card-2: #292d34;
  --text: #f1f3f5;
  --muted: #aab0ba;
  --line: #3a3f48;
  --line-strong: #4d535e;
  --header: color-mix(in srgb, var(--accent) 45%, #262a31);
  --row-alt: color-mix(in srgb, var(--accent) 12%, #22252b);
  --shadow: 0 18px 44px rgba(0,0,0,.24);
}

* { box-sizing: border-box; }
html { background: var(--bg); scroll-behavior: smooth; }
body { margin: 0; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: var(--text); background: var(--bg); }
button, input, select { font: inherit; }
button { color: inherit; }
img { max-width: 100%; }

.app-shell { min-height: 100dvh; padding: 12px 14px 10px; }
.control-card { background: var(--card); border: 3px solid var(--accent); border-radius: 18px; box-shadow: var(--shadow); padding: 14px; }
.section-title-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 10px; }
.eyebrow { margin: 0 0 2px; color: var(--accent); font-size: 11px; font-weight: 900; letter-spacing: .11em; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(17px, 2vw, 24px); line-height: 1.1; letter-spacing: -.02em; }
.sync-chip { display: inline-flex; align-items: center; gap: 8px; min-width: max-content; border: 1px solid var(--line); border-radius: 999px; padding: 7px 10px; background: var(--card-2); color: var(--muted); font-size: 12px; font-weight: 800; }
.sync-dot { width: 9px; height: 9px; border-radius: 50%; background: #43a269; box-shadow: 0 0 0 4px rgba(67,162,105,.12); }
.sync-chip.partial .sync-dot, .sync-chip.mixed .sync-dot { background: #d59b2d; box-shadow: 0 0 0 4px rgba(213,155,45,.12); }
.sync-chip.error .sync-dot { background: #c74b4b; box-shadow: 0 0 0 4px rgba(199,75,75,.12); }

.filter-row { display: grid; grid-template-columns: 78px minmax(260px, 2fr) minmax(160px, 1fr) minmax(160px, 1fr) 88px; align-items: end; gap: 10px; }
.brand-logo { height: 72px; display: grid; place-items: center; overflow: hidden; }
.brand-logo img { width: 100%; height: 100%; object-fit: contain; }
.field { display: grid; gap: 5px; }
.field > span { font-size: 11px; font-weight: 900; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.field input, .field select { width: 100%; min-height: 42px; color: var(--text); background: var(--card); border: 1px solid var(--line); border-radius: 13px; padding: 8px 11px; outline: none; }
.field input:focus, .field select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 15%, transparent); }
.field select:disabled { opacity: .6; }

.toolbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-top: 12px; }
.toolbar-left, .toolbar-right { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.toolbar-button, .palette-button { position: relative; width: 62px; height: 62px; border: 1px solid transparent; border-radius: 14px; background: transparent; cursor: pointer; display: grid; place-items: center; padding: 4px; transition: .15s ease; }
.toolbar-button:hover, .palette-button:hover, .toolbar-button.active { background: var(--accent-soft); border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); transform: translateY(-1px); }
.toolbar-button:disabled { opacity: .35; cursor: default; transform: none; }
.toolbar-button img { width: 46px; height: 46px; object-fit: contain; }
.toolbar-label { display: none; }
.toolbar-fallback { font-size: 10px; font-weight: 800; }
.palette-button > span { width: 34px; height: 34px; border-radius: 50%; border: 5px solid var(--card); outline: 1px solid var(--line); box-shadow: 0 0 0 6px color-mix(in srgb, var(--accent) 16%, transparent); }
.palette-button small { font-size: 9px; font-weight: 800; color: var(--muted); }
.install-button, .modal-actions button, .viewer-controls button { border: 0; border-radius: 12px; background: var(--accent); color: white; padding: 10px 14px; font-weight: 800; cursor: pointer; }
.spin-icon img { animation: pulse-spin 1.1s linear infinite; }
@keyframes pulse-spin { to { transform: rotate(360deg); } }

.tabs { display: flex; align-items: end; gap: 4px; overflow-x: auto; padding: 10px 4px 0; scrollbar-width: thin; }
.tabs button { flex: 0 0 auto; border: 1px solid var(--line); border-bottom: 0; border-radius: 12px 12px 0 0; background: var(--card-2); color: var(--muted); padding: 9px 16px 10px; font-weight: 850; cursor: pointer; }
.tabs button.active { background: var(--card); color: var(--text); border-color: var(--accent); box-shadow: inset 0 3px 0 var(--accent); }

.workspace { display: grid; grid-template-columns: minmax(0, 1fr) minmax(320px, 390px); gap: 12px; align-items: start; }
.grid-panel, .detail-panel > section { background: var(--card); border: 1px solid var(--line); box-shadow: var(--shadow); }
.grid-panel { min-width: 0; border-radius: 0 16px 16px 16px; overflow: hidden; }
.table-meta { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 10px 12px; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.table-meta > div { display: flex; align-items: baseline; gap: 10px; }
.table-meta strong { color: var(--text); font-size: 14px; }
.table-scroll { overflow: auto; max-height: calc(100dvh - 310px); min-height: 430px; }
table { width: max-content; min-width: 100%; border-collapse: separate; border-spacing: 0; font-size: 12.5px; }
th { position: sticky; top: 0; z-index: 2; background: var(--header); color: var(--text); text-align: left; padding: 10px 9px; border-right: 1px solid var(--line-strong); border-bottom: 1px solid var(--line-strong); white-space: nowrap; font-weight: 900; }
td { max-width: 340px; padding: 8px 9px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; cursor: pointer; }
tbody tr:nth-child(even) td { background: var(--row-alt); }
tbody tr:hover td { background: color-mix(in srgb, var(--accent) 16%, var(--card)); }
tbody tr.selected td { background: color-mix(in srgb, var(--accent) 27%, var(--card)); }
.state-pill { display: inline-flex; align-items: center; border-radius: 999px; padding: 3px 8px; font-size: 11px; font-weight: 900; border: 1px solid transparent; }
.state-pill.ok { color: #20613d; background: #dff2e7; border-color: #b7dfc7; }
.state-pill.bad { color: #8a2e2e; background: #f8dddd; border-color: #edb6b6; }
.state-pill.warn { color: #775214; background: #f8ebcb; border-color: #ead396; }
.state-pill.neutral { color: var(--muted); background: var(--card-2); border-color: var(--line); }
:root[data-theme='dark'] .state-pill.ok { color: #a6e7bf; background: #213d2b; border-color: #31583f; }
:root[data-theme='dark'] .state-pill.bad { color: #ffb9b9; background: #4c2929; border-color: #683737; }
:root[data-theme='dark'] .state-pill.warn { color: #f3d58f; background: #4b3b20; border-color: #66502b; }

.detail-panel { display: grid; gap: 10px; }
.detail-panel > section { border-radius: 16px; overflow: hidden; }
.photo-card { padding: 10px; }
.main-photo { width: 100%; height: 260px; border: 1px solid var(--line); border-radius: 14px; padding: 0; overflow: hidden; background: var(--card-2); cursor: zoom-in; }
.main-photo img { width: 100%; height: 100%; object-fit: contain; display: block; }
.main-photo.placeholder { display: grid; place-items: center; color: var(--muted); cursor: default; }
.thumbs { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 7px; margin-top: 8px; }
.thumbs button { position: relative; height: 64px; border: 1px solid var(--line); background: var(--card-2); border-radius: 10px; overflow: hidden; padding: 0; cursor: pointer; }
.thumbs button.active { border: 2px solid var(--accent); }
.thumbs img { width: 100%; height: 100%; object-fit: cover; }
.thumbs span { position: absolute; right: 4px; bottom: 3px; min-width: 18px; border-radius: 5px; background: rgba(0,0,0,.68); color: white; font-size: 10px; padding: 1px 4px; }
.info-card { position: relative; min-height: 168px; }
.info-watermark { position: absolute; right: -10px; top: 50%; transform: translateY(-50%); width: 180px; height: 180px; object-fit: contain; opacity: .12; pointer-events: none; }
.info-content { position: relative; z-index: 1; padding: 15px; }
.info-content h2 { margin: 0 0 8px; font-size: 17px; }
.info-content p { margin: 5px 0; font-size: 12.5px; line-height: 1.4; }
.info-content .note { white-space: normal; }
.sep { color: var(--accent); padding: 0 3px; }
.preview-card { min-height: 140px; padding: 14px; }
.preview-card h3 { margin: 0 0 8px; font-size: 13px; }
.preview-card div { min-height: 76px; border: 1px solid var(--line); border-radius: 11px; background: var(--card-2); padding: 9px; font-size: 12.5px; white-space: pre-wrap; overflow-wrap: anywhere; }
.empty-state { padding: 30px; text-align: center; color: var(--muted); }

.mobile-list { display: none; }
.status-footer { display: flex; justify-content: space-between; gap: 12px; padding: 9px 3px 0; color: var(--muted); font-size: 11px; }

.modal-backdrop { position: fixed; inset: 0; z-index: 100; background: rgba(9,11,15,.66); backdrop-filter: blur(5px); display: grid; place-items: center; padding: 18px; }
.modal { width: min(620px, 100%); max-height: 88dvh; overflow: hidden; background: var(--card); border: 1px solid var(--line); border-radius: 18px; box-shadow: 0 24px 80px rgba(0,0,0,.35); display: grid; grid-template-rows: auto minmax(0,1fr); }
.modal-wide { width: min(1000px, 100%); }
.modal-header { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 13px 15px; border-bottom: 1px solid var(--line); }
.modal-header h2 { margin: 0; font-size: 17px; }
.icon-close { width: 36px; height: 36px; border-radius: 10px; border: 1px solid var(--line); background: var(--card-2); font-size: 24px; line-height: 1; cursor: pointer; }
.modal-body { padding: 14px; overflow: auto; }
.column-picker { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 7px; }
.column-picker label { display: flex; align-items: center; gap: 8px; border: 1px solid var(--line); border-radius: 10px; padding: 8px 10px; background: var(--card-2); font-size: 12px; }
.modal-actions { margin-top: 12px; display: flex; justify-content: flex-end; }
.record-sheet { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 8px; }
.record-sheet > div { display: grid; gap: 3px; border: 1px solid var(--line); background: var(--card-2); border-radius: 11px; padding: 10px; }
.record-sheet span, .history-fields span { color: var(--muted); font-size: 10px; font-weight: 900; text-transform: uppercase; letter-spacing: .04em; }
.record-sheet strong { font-size: 13px; overflow-wrap: anywhere; }
.history-list { display: grid; gap: 10px; }
.history-list article { border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.history-list article > header { padding: 8px 10px; background: var(--header); }
.history-fields { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 0; }
.history-fields p { margin: 0; display: grid; gap: 3px; padding: 8px 10px; border-top: 1px solid var(--line); overflow-wrap: anywhere; }
.stats-subtitle { margin: 0 0 12px; color: var(--muted); }
.stats-list { display: grid; gap: 10px; }
.stat-row > div:first-child { display: flex; justify-content: space-between; gap: 10px; font-size: 12px; margin-bottom: 4px; }
.stat-track { height: 8px; background: var(--card-2); border: 1px solid var(--line); border-radius: 99px; overflow: hidden; }
.stat-track span { height: 100%; display: block; border-radius: inherit; background: var(--accent); }
.viewer { display: grid; gap: 12px; }
.viewer > img { width: 100%; height: min(65dvh, 650px); object-fit: contain; background: #111; border-radius: 12px; }
.viewer-controls { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.viewer-controls button:disabled { opacity: .4; }

@media (max-width: 1060px) {
  .filter-row { grid-template-columns: 64px minmax(220px, 2fr) minmax(150px,1fr) minmax(150px,1fr) 72px; }
  .brand-logo { height: 58px; }
  .workspace { grid-template-columns: minmax(0,1fr) 320px; }
  .toolbar-button, .palette-button { width: 54px; height: 54px; }
  .toolbar-button img { width: 40px; height: 40px; }
}

@media (max-width: 820px) {
  .app-shell { padding: 8px; }
  .section-title-row { align-items: flex-start; }
  .filter-row { grid-template-columns: 58px 1fr 58px; align-items: center; }
  .field-search { grid-column: 2; }
  .field:nth-of-type(2), .field:nth-of-type(3) { grid-column: span 3; }
  .brand-logo.institutional { grid-column: 1; grid-row: 1; }
  .brand-logo.flota { grid-column: 3; grid-row: 1; }
  .toolbar { align-items: flex-start; }
  .toolbar-left, .toolbar-right { gap: 4px; }
  .toolbar-button, .palette-button { width: 48px; height: 48px; }
  .toolbar-button img { width: 35px; height: 35px; }
  .workspace { grid-template-columns: 1fr; }
  .grid-panel { border-radius: 0 0 16px 16px; }
  .detail-panel { grid-template-columns: 1fr 1fr; }
  .photo-card { grid-row: span 2; }
  .main-photo { height: 230px; }
  .table-scroll { max-height: 50dvh; min-height: 330px; }
}

@media (max-width: 640px) {
  .control-card { padding: 10px; border-width: 2px; }
  .section-title-row { display: grid; }
  .sync-chip { justify-self: start; }
  h1 { font-size: 16px; }
  .filter-row { grid-template-columns: 50px 1fr 50px; gap: 7px; }
  .brand-logo { height: 48px; }
  .field:nth-of-type(2), .field:nth-of-type(3) { grid-column: span 3; }
  .field input, .field select { min-height: 44px; }
  .toolbar { overflow-x: auto; padding-bottom: 3px; }
  .toolbar-left, .toolbar-right { flex-wrap: nowrap; }
  .toolbar-left { padding-right: 5px; border-right: 1px solid var(--line); }
  .toolbar-button, .palette-button { flex: 0 0 47px; }
  .install-button { flex: 0 0 auto; }
  .tabs { margin-inline: -2px; }
  .tabs button { padding-inline: 13px; }
  .table-meta { align-items: flex-start; }
  .table-meta > div { display: grid; gap: 1px; }
  .desktop-table { display: none; }
  .mobile-list { display: grid; gap: 8px; padding: 8px; max-height: 58dvh; overflow-y: auto; }
  .mobile-row-card { border: 1px solid var(--line); border-radius: 13px; background: var(--card-2); padding: 10px; }
  .mobile-row-card.selected { border-color: var(--accent); box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 18%, transparent); }
  .mobile-row-card > header { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 8px; }
  .mobile-row-card dl { display: grid; gap: 6px; margin: 0; }
  .mobile-row-card dl > div { display: grid; grid-template-columns: minmax(88px, .7fr) 1.3fr; gap: 8px; border-top: 1px solid var(--line); padding-top: 5px; }
  .mobile-row-card dt { color: var(--muted); font-size: 10px; font-weight: 900; }
  .mobile-row-card dd { margin: 0; font-size: 12px; overflow-wrap: anywhere; }
  .detail-panel { grid-template-columns: 1fr; }
  .main-photo { height: 250px; }
  .status-footer { display: grid; }
  .column-picker, .record-sheet, .history-fields { grid-template-columns: 1fr; }
  .modal-backdrop { padding: 7px; }
  .modal { max-height: 94dvh; }
}

@media print {
  .control-card, .detail-panel, .status-footer, .tabs { display: none !important; }
  .app-shell { padding: 0; }
  .workspace { display: block; }
  .grid-panel { border: 0; box-shadow: none; }
  .desktop-table { display: block !important; max-height: none; overflow: visible; }
  .mobile-list { display: none !important; }
  table { width: 100%; font-size: 8px; }
  th { position: static; }
  td, th { white-space: normal; }
}


/* --- V6: compartir, actualización PWA y holgura de herramientas --- */
.sync-share-row { display: inline-flex; align-items: center; gap: 7px; min-width: 0; }
.share-trigger {
  width: 38px; height: 38px; flex: 0 0 38px;
  display: grid; place-items: center;
  border: 1px solid var(--line); border-radius: 50%;
  background: var(--card-2); color: var(--accent); cursor: pointer;
}
.share-trigger:hover { background: var(--accent-soft); border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); }
.share-trigger svg, .share-method-icon svg { width: 21px; height: 21px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.share-content { display: grid; grid-template-columns: minmax(0,1fr) 250px; gap: 16px; align-items: stretch; }
.share-methods { display: grid; gap: 8px; }
.share-method {
  width: 100%; display: grid; grid-template-columns: 44px 1fr; grid-template-rows: auto auto;
  column-gap: 10px; align-items: center; text-align: left; text-decoration: none;
  border: 1px solid var(--line); border-radius: 13px; background: var(--card-2); color: var(--text);
  padding: 9px 11px; cursor: pointer;
}
.share-method:hover { border-color: var(--accent); background: var(--accent-soft); }
.share-method-icon { grid-row: 1 / span 2; width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; background: var(--card); color: var(--accent); border: 1px solid var(--line); }
.share-method-letter { font-size: 19px; font-weight: 950; }
.share-method strong { font-size: 13px; }
.share-method small { color: var(--muted); font-size: 10.5px; }
.share-qr { display: grid; place-items: center; align-content: center; gap: 8px; border: 1px solid var(--line); border-radius: 14px; background: var(--card-2); padding: 12px; text-align: center; }
.share-qr img { width: min(210px,100%); aspect-ratio: 1; background: white; border-radius: 10px; padding: 6px; }
.share-qr div { display: grid; gap: 2px; }
.share-qr span { color: var(--muted); font-size: 10.5px; }
.update-button:disabled { opacity: .65; cursor: wait; }

/* Evita que la barra horizontal tape la parte inferior de los iconos. */
.toolbar { padding-bottom: 8px; }
@media (max-width: 640px) {
  .toolbar { padding-bottom: 14px; scrollbar-gutter: stable; }
  .sync-share-row { width: max-content; }
  .share-content { grid-template-columns: 1fr; }
  .share-qr { padding: 10px; }
  .share-qr img { width: min(220px,72vw); }
}