:root {
  --bg: #f4f6f8;
  --surface: #ffffff;
  --surface-2: #f9fafb;
  --border: #e2e6eb;
  --text: #1f2933;
  --text-soft: #52606d;
  --muted: #7b8794;
  --primary: #0b7a75;
  --primary-dark: #065855;
  --primary-soft: #d6f2f0;
  --accent: #e8730c;
  --danger: #c0392b;
  --warn: #d4a017;
  --ok: #2e7d32;
  --info: #1e6fb8;
  --radius: 8px;
  --shadow: 0 1px 2px rgba(15,23,42,.06), 0 2px 6px rgba(15,23,42,.04);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text); font-family: var(--font); font-size: 14px; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Layout (sin sidebar: una sola columna a ancho completo) */
.layout { display: block; min-height: 100vh; }
.sidebar {
  background: #0f2a2b; color: #d2e2e0; padding: 16px 0; position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.sidebar .brand { padding: 4px 20px 20px; font-weight: 700; font-size: 16px; color: #fff; letter-spacing: .3px; display: flex; align-items: center; gap: 10px; }
.sidebar .brand .logo { width: 24px; height: 24px; background: var(--primary); border-radius: 6px; display: inline-grid; place-items: center; color: #fff; font-size: 12px; }
.sidebar .section-title { padding: 14px 20px 6px; font-size: 11px; text-transform: uppercase; color: #7fa19e; letter-spacing: .6px; }
.sidebar nav a {
  display: flex; align-items: center; gap: 10px; padding: 8px 20px; color: #cfdedd; font-size: 13px; border-left: 3px solid transparent;
}
.sidebar nav a:hover { background: rgba(255,255,255,.04); text-decoration: none; color: #fff; }
.sidebar nav a.active { background: rgba(11,122,117,.22); color: #fff; border-left-color: var(--primary); }
.sidebar nav .icon { width: 16px; text-align: center; opacity: .8; }

.main { display: flex; flex-direction: column; min-width: 0; }
.topbar {
  background: var(--surface); border-bottom: 1px solid var(--border); padding: 10px 48px; display: flex; align-items: center; justify-content: space-between;
  position: sticky; top: 0; z-index: 10;
}
.topbar .brand { font-weight: 700; font-size: 16px; color: var(--text); letter-spacing: .3px; display: flex; align-items: center; gap: 10px; }
.topbar .brand .logo { width: 24px; height: 24px; background: var(--primary); border-radius: 6px; display: inline-grid; place-items: center; color: #fff; font-size: 12px; }
.topbar .brand a { color: inherit; }
.topbar .brand a:hover { text-decoration: none; }

/* Banda de migas, fuera de la cabecera */
.crumbs-bar { padding: 9px 48px; background: var(--surface-2); border-bottom: 1px solid var(--border); color: var(--muted); font-size: 13px; }
.crumbs-bar strong { color: var(--text); }
.topbar .user { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--text-soft); }
.topbar .user .avatar { width: 28px; height: 28px; background: var(--primary-soft); color: var(--primary-dark); border-radius: 50%; display: grid; place-items: center; font-weight: 600; }
.topbar .tools { display: flex; align-items: center; gap: 4px; margin-right: 12px; }
.topbar .tools .icon-btn {
  position: relative; width: 34px; height: 34px; border-radius: 50%; border: none; background: transparent; cursor: pointer;
  display: grid; place-items: center; color: var(--text-soft); font-size: 16px;
}
.topbar .tools .icon-btn:hover { background: var(--surface-2); color: var(--text); }
.topbar .tools .icon-btn .dot {
  position: absolute; top: 6px; right: 6px; min-width: 16px; height: 16px; padding: 0 4px;
  background: var(--danger); color: #fff; font-size: 10px; font-weight: 700;
  border-radius: 999px; display: grid; place-items: center; line-height: 1;
}
.topbar .tools .icon-btn .dot.info { background: var(--info); }
.topbar .tools .icon-btn .dot.warn { background: var(--warn); }
.topbar-right { display: flex; align-items: center; position: relative; }

/* Popovers (compartidos) */
.popover-panel {
  position: absolute; top: 46px; right: 0; width: 360px; max-height: 440px; overflow: auto;
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius); box-shadow: 0 8px 24px rgba(15,23,42,.14);
  z-index: 80; display: none;
}
.popover-panel.open { display: block; }
.popover-panel .pop-head {
  padding: 10px 14px; border-bottom: 1px solid var(--border); font-weight: 600; display: flex; align-items: center; justify-content: space-between;
  position: sticky; top: 0; background: #fff;
}
.popover-panel .pop-head a { font-size: 12px; font-weight: normal; }
.popover-panel .pop-empty { padding: 24px; text-align: center; color: var(--muted); font-size: 13px; }
.popover-panel .pop-item {
  display: grid; grid-template-columns: 28px 1fr auto; gap: 10px; padding: 10px 14px;
  border-bottom: 1px solid var(--border); font-size: 13px; cursor: pointer;
}
.popover-panel .pop-item:hover { background: var(--surface-2); }
.popover-panel .pop-item .pop-avatar {
  width: 26px; height: 26px; border-radius: 50%; background: var(--primary-soft); color: var(--primary-dark);
  display: grid; place-items: center; font-weight: 700; font-size: 11px;
}
.popover-panel .pop-item .pop-avatar.warn { background: #fdf4da; color: #8a6d0b; }
.popover-panel .pop-item .pop-avatar.danger { background: #fbe5e1; color: var(--danger); }
.popover-panel .pop-item .pop-avatar.info { background: #e0eefb; color: var(--info); }
.popover-panel .pop-item .pop-title { font-weight: 600; color: var(--text); }
.popover-panel .pop-item .pop-body { color: var(--text-soft); font-size: 12px; margin-top: 2px; }
.popover-panel .pop-item .pop-time { color: var(--muted); font-size: 11px; white-space: nowrap; }
.popover-panel .pop-foot { padding: 8px 14px; text-align: center; border-top: 1px solid var(--border); background: var(--surface-2); }
.content { padding: 26px 48px; width: 100%; }

/* Page header */
.page-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.page-head h1 { font-size: 20px; margin: 0; }
.page-head .actions { display: flex; gap: 8px; }

/* Cards */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.card + .card { margin-top: 24px; }
.card-head { padding: 12px 16px; border-bottom: 1px solid var(--border); font-weight: 600; display: flex; align-items: center; justify-content: space-between; }
.card-body { padding: 16px; }
.card-body.tight { padding: 8px 16px; }

/* Grid helpers */
.grid { display: grid; gap: 20px; margin-bottom: 24px; }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid.cols-5 { grid-template-columns: repeat(5, 1fr); }
@media (max-width: 900px) {
  .grid.cols-5, .grid.cols-4, .grid.cols-3, .grid.cols-2 { grid-template-columns: 1fr; }
}
.stat-num { font-size: 28px; font-weight: 700; color: var(--text); margin-top: 2px; }
/* Dentro de un grid los cards NO apilan margen superior (eso descuadraba el primero) */
.grid > .card { margin-top: 0; }

/* KPI cards */
.kpi { padding: 14px 16px; }
.kpi .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }
.kpi .value { font-size: 26px; font-weight: 700; margin-top: 4px; }
.kpi .delta { font-size: 12px; margin-top: 4px; }
.kpi .delta.up { color: var(--ok); }
.kpi .delta.down { color: var(--danger); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 7px 14px; border-radius: 6px; border: 1px solid var(--border);
  background: var(--surface); color: var(--text); font-size: 13px; cursor: pointer; font-weight: 500; text-decoration: none;
}
.btn:hover { background: var(--surface-2); text-decoration: none; }
.btn.primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn.primary:hover { background: var(--primary-dark); }
.btn.accent { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn.danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn.ghost { background: transparent; border-color: transparent; color: var(--text-soft); }
.btn.ghost:hover { background: var(--surface-2); }
.btn.sm { padding: 4px 10px; font-size: 12px; }

/* Forms */
.form-row { display: grid; gap: 12px; margin-bottom: 12px; }
.form-row.cols-2 { grid-template-columns: 1fr 1fr; }
.form-row.cols-3 { grid-template-columns: 1fr 1fr 1fr; }
label { font-size: 12px; font-weight: 600; color: var(--text-soft); display: block; margin-bottom: 4px; }
input[type="text"], input[type="email"], input[type="password"], input[type="number"], input[type="date"], select, textarea {
  width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px; font-family: inherit; font-size: 13px; background: #fff;
}
textarea { min-height: 80px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(11,122,117,.15); }
.field-hint { font-size: 11px; color: var(--muted); margin-top: 3px; }

/* Tables */
table.data { width: 100%; border-collapse: collapse; background: var(--surface); }
table.data th, table.data td { padding: 10px 12px; text-align: left; font-size: 13px; border-bottom: 1px solid var(--border); }
table.data th { background: var(--surface-2); color: var(--text-soft); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .3px; }
table.data tr:hover td { background: #fafbfc; cursor: pointer; }
table.data td.num { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 12px; color: var(--text-soft); }

/* Badges */
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 600; background: #eef1f4; color: var(--text-soft); }
.badge.primary { background: var(--primary-soft); color: var(--primary-dark); }
.badge.ok { background: #e3f5e4; color: var(--ok); }
.badge.warn { background: #fdf4da; color: #8a6d0b; }
.badge.danger { background: #fbe5e1; color: var(--danger); }
.badge.info { background: #e0eefb; color: var(--info); }
.badge.muted { background: #eef1f4; color: var(--muted); }
.badge.ia { background: #ecdffb; color: #5a2ca0; }
.badge.human { background: #e1f0ff; color: #1b5fa5; }

/* Urgency levels */
.urg { font-weight: 600; padding: 2px 8px; border-radius: 4px; font-size: 11px; }
.urg-1 { background: #eef1f4; color: var(--text-soft); }
.urg-2 { background: #fdf4da; color: #8a6d0b; }
.urg-3 { background: #fde0c4; color: #a55208; }
.urg-4 { background: #fbe5e1; color: var(--danger); }

/* Tabs */
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--border); margin-bottom: 16px; }
.tabs .tab {
  padding: 10px 16px; font-size: 13px; cursor: pointer; border: none; background: transparent; color: var(--text-soft); font-weight: 500;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.tabs .tab.active { color: var(--primary); border-bottom-color: var(--primary); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* Expanded review mode: show all tab panels stacked */
.all-tabs-open .tab-panel { display: block; border-top: 1px solid var(--border); }
.all-tabs-open .tab-panel:first-of-type { border-top: none; }
.all-tabs-open .tab-panel::before {
  content: "Pestaña: " attr(data-panel);
  display: block; background: var(--surface-2); color: var(--primary-dark);
  font-weight: 700; font-size: 11px; text-transform: uppercase; letter-spacing: .6px;
  padding: 8px 16px; border-bottom: 1px solid var(--border);
}
.all-tabs-open .tabs { opacity: .4; pointer-events: none; }
.review-banner {
  background: #fff8e1; border: 1px dashed #d4a017; color: #8a6d0b;
  padding: 8px 12px; border-radius: 6px; font-size: 12px; margin-bottom: 12px;
}

/* Filters bar */
.filters { display: flex; flex-wrap: wrap; gap: 8px; padding: 10px 12px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); margin-bottom: 24px; }
.filters input, .filters select { width: auto; min-width: 160px; }

/* Timeline / history */
.timeline { position: relative; padding-left: 22px; margin: 0; list-style: none; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 4px; bottom: 4px; width: 2px; background: var(--border); }
.timeline li { position: relative; padding: 6px 0 14px; }
.timeline li::before {
  content: ""; position: absolute; left: -22px; top: 8px; width: 12px; height: 12px; border-radius: 50%; background: var(--surface); border: 2px solid var(--primary);
}
.timeline li.rej::before { border-color: var(--danger); }
.timeline li.ok::before { border-color: var(--ok); background: var(--ok); }
.timeline li.warn::before { border-color: var(--warn); }
.timeline li .meta { font-size: 11px; color: var(--muted); }
.timeline li .who { font-weight: 600; color: var(--text); }
.timeline li .body { margin-top: 2px; font-size: 13px; color: var(--text-soft); white-space: pre-wrap; }

/* Iteration block (accordion-like) */
.iter { border: 1px solid var(--border); border-radius: var(--radius); margin-bottom: 12px; overflow: hidden; }
.iter .iter-head {
  display: flex; justify-content: space-between; align-items: center; padding: 10px 14px;
  background: var(--surface-2); border-bottom: 1px solid var(--border); font-weight: 600;
}
.iter .iter-head .iter-num { color: var(--primary); }
.iter .iter-body { padding: 12px 14px; }
.iter .phase { margin-bottom: 10px; padding-left: 10px; border-left: 3px solid var(--border); }
.iter .phase.valoracion { border-left-color: var(--info); }
.iter .phase.resolucion { border-left-color: var(--primary); }
.iter .phase.confirmacion { border-left-color: var(--ok); }
.iter .phase.rechazo { border-left-color: var(--danger); }
.iter .phase .ph-label { font-size: 11px; text-transform: uppercase; letter-spacing: .4px; color: var(--muted); font-weight: 600; margin-bottom: 2px; }
.iter .phase .ph-meta { font-size: 12px; color: var(--text-soft); margin-bottom: 4px; }
.iter .phase .ph-body { font-size: 13px; color: var(--text); white-space: pre-wrap; line-height: 1.5; }
.iter .phase .ph-body strong { color: var(--text); }

/* Comments */
.comment { border-top: 1px solid var(--border); padding: 10px 0; font-size: 13px; }
.comment:first-child { border-top: none; }
.comment .meta { font-size: 11px; color: var(--muted); margin-bottom: 4px; }
.comment .meta strong { color: var(--text); font-weight: 600; }
.comment .body { color: var(--text-soft); white-space: pre-wrap; }

/* Attachments */
.attachments { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 4px; }
.attach-chip { font-size: 11px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 4px; padding: 2px 8px; }

/* Modal */
.modal-backdrop { position: fixed; inset: 0; background: rgba(15,23,42,.4); display: none; align-items: center; justify-content: center; z-index: 100; }
.modal-backdrop.open { display: flex; }
.modal { background: #fff; border-radius: var(--radius); width: min(720px, 92vw); max-height: 88vh; overflow: auto; box-shadow: 0 10px 30px rgba(15,23,42,.2); }
.modal .modal-head { padding: 14px 18px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; }
.modal .modal-head h3 { margin: 0; font-size: 16px; }
.modal .modal-body { padding: 18px; }
.modal .modal-foot { padding: 12px 18px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 8px; }

/* Login */
.login-wrap { min-height: 100vh; display: grid; place-items: center; background: radial-gradient(1200px 700px at 30% 20%, #d6f2f0 0%, transparent 60%), var(--bg); }
.login-card { width: 380px; background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 28px; box-shadow: var(--shadow); }
.login-card h2 { margin: 0 0 4px; }
.login-card p { margin: 0 0 22px; color: var(--muted); font-size: 13px; }

/* Charts (fake SVG) */
.bar-chart { width: 100%; height: 200px; }
.donut { width: 180px; height: 180px; }
.legend { font-size: 12px; color: var(--text-soft); display: flex; flex-wrap: wrap; gap: 10px; }
.legend .sw { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 5px; vertical-align: middle; }
.sparkline { width: 100%; height: 36px; display: block; }
.line-chart { width: 100%; height: 160px; display: block; }

/* Dashboard grid + card sizes */
.dash-grid { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: minmax(150px, auto); gap: 14px; }
.dash-grid .span-2 { grid-column: span 2; }
.dash-grid .span-4 { grid-column: span 4; }
.dash-grid .row-2 { grid-row: span 2; }
@media (max-width: 1100px) { .dash-grid { grid-template-columns: repeat(2, 1fr); } .dash-grid .span-4 { grid-column: span 2; } }
@media (max-width: 640px) { .dash-grid { grid-template-columns: 1fr; } .dash-grid .span-2, .dash-grid .span-4 { grid-column: span 1; } }

.card-kpi-sparkline .value { font-size: 24px; font-weight: 700; }
.card-topn ol { margin: 0; padding-left: 22px; font-size: 13px; }
.card-topn ol li { padding: 4px 0; display: flex; justify-content: space-between; gap: 8px; }
.card-topn ol li strong { color: var(--primary); }
.card-feed { font-size: 13px; }
.card-feed .feed-item { padding: 6px 0; border-top: 1px solid var(--border); }
.card-feed .feed-item:first-child { border-top: none; }
.card-feed .feed-meta { color: var(--muted); font-size: 11px; }

/* Drag handle in config tables */
.drag { cursor: grab; color: var(--muted); user-select: none; }

/* Utility */
.row { display: flex; gap: 8px; align-items: center; }
.row.between { justify-content: space-between; }
.mt-0 { margin-top: 0; } .mt-8 { margin-top: 8px; } .mt-16 { margin-top: 16px; }
.mb-0 { margin-bottom: 0; } .mb-8 { margin-bottom: 8px; } .mb-16 { margin-bottom: 16px; }
.text-muted { color: var(--muted); }
.text-sm { font-size: 12px; }
.nowrap { white-space: nowrap; }
.divider { height: 1px; background: var(--border); margin: 12px 0; }
.pill-group { display: inline-flex; border: 1px solid var(--border); border-radius: 999px; padding: 2px; background: var(--surface-2); }
.pill-group button { border: none; padding: 4px 12px; font-size: 12px; background: transparent; border-radius: 999px; cursor: pointer; color: var(--text-soft); }
.pill-group button.active { background: var(--surface); color: var(--primary); box-shadow: var(--shadow); }
.chip { display: inline-flex; align-items: center; gap: 4px; padding: 2px 8px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 999px; font-size: 11px; color: var(--text-soft); }

/* Empty state */
.empty {
  text-align: center; padding: 40px 24px; color: var(--muted);
  display: flex; flex-direction: column; align-items: center; gap: 6px;
}
.empty .icon {
  width: 56px; height: 56px; border-radius: 50%; background: var(--surface-2);
  display: grid; place-items: center; font-size: 26px; color: var(--primary); opacity: .75; margin-bottom: 6px;
}
.empty .title { font-size: 15px; font-weight: 600; color: var(--text); }
.empty .desc { font-size: 13px; color: var(--text-soft); max-width: 420px; line-height: 1.45; }
.empty .cta { margin-top: 8px; display: flex; gap: 6px; }
.empty.compact { padding: 20px 12px; }
.empty.compact .icon { width: 40px; height: 40px; font-size: 20px; }
.empty.compact .title { font-size: 13px; }
.empty.compact .desc { font-size: 12px; }