/* ═══════════════════════════════════════════════
   CONAF – Sistema de Seguimiento de Trámites
   Diseño moderno 2025
   ═══════════════════════════════════════════════ */

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

:root {
  /* Paleta principal */
  --em-950: #022C22;
  --em-900: #064E3B;
  --em-800: #065F46;
  --em-700: #047857;
  --em-600: #059669;
  --em-500: #10B981;
  --em-400: #34D399;
  --em-200: #A7F3D0;
  --em-100: #D1FAE5;
  --em-50:  #ECFDF5;

  /* Acento ámbar */
  --amber-600: #D97706;
  --amber-500: #F59E0B;
  --amber-400: #FBBF24;
  --amber-100: #FEF3C7;
  --amber-50:  #FFFBEB;

  /* Estados */
  --estado-pendiente:  #F59E0B;
  --estado-completado: #10B981;
  --estado-rechazado:  #EF4444;
  --estado-otro:       #6B7280;

  /* Neutros */
  --slate-900: #0F172A;
  --slate-700: #334155;
  --slate-500: #64748B;
  --slate-400: #94A3B8;
  --slate-300: #CBD5E1;
  --slate-200: #E2E8F0;
  --slate-100: #F1F5F9;
  --slate-50:  #F8FAFC;

  /* Tokens semánticos */
  --green-dark:   var(--em-900);
  --green-mid:    var(--em-700);
  --green-light:  var(--em-500);
  --green-pale:   var(--em-50);
  --accent:       var(--amber-500);
  --accent-light: var(--amber-50);

  --bg:      var(--slate-100);
  --surface: #FFFFFF;
  --surface2: var(--slate-50);
  --border:  var(--slate-200);
  --text:    var(--slate-900);
  --muted:   var(--slate-500);

  --shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow:    0 4px 16px rgba(0,0,0,.06), 0 1px 4px rgba(0,0,0,.04);
  --shadow-lg: 0 10px 30px rgba(0,0,0,.10), 0 4px 8px rgba(0,0,0,.06);
  --radius:    12px;
  --radius-sm: 8px;
  --header-h:  64px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ── HEADER ─────────────────────────────────── */
.app-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  background: linear-gradient(135deg, var(--em-950) 0%, var(--em-900) 60%, var(--em-800) 100%);
  color: #fff;
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 20px;
  z-index: 100;
  box-shadow: 0 2px 0 rgba(255,255,255,.04), 0 4px 20px rgba(0,0,0,.25);
}

/* Sutil patrón de puntos en el header */
.app-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 22px 22px;
  pointer-events: none;
}

.header-left { flex: 0 0 auto; display: flex; align-items: center; gap: 10px; z-index: 1; }
.header-center { flex: 1; display: flex; justify-content: center; z-index: 1; }
.header-right { flex: 0 0 auto; display: flex; align-items: center; gap: 12px; z-index: 1; }

/* Icono de hoja/árbol */
.header-icon {
  width: 34px; height: 34px;
  background: linear-gradient(135deg, var(--em-600), var(--em-400));
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  box-shadow: 0 2px 8px rgba(16,185,129,.35);
  flex-shrink: 0;
}

.header-brand {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -.1px;
  white-space: nowrap;
  color: #fff;
}
.header-brand span {
  display: block;
  font-size: 10px;
  font-weight: 500;
  color: var(--em-200);
  letter-spacing: .3px;
  margin-top: 1px;
}

.header-rango {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 8px;
  padding: 4px 10px;
}
.select-anio {
  background: transparent;
  border: none;
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  outline: none;
  padding: 1px 2px;
}
.select-anio option { background: var(--em-900); color: #fff; }
.rango-sep { color: var(--em-200); font-size: 13px; font-weight: 700; }

/* Tabs en header */
.tab-nav { display: flex; gap: 2px; background: rgba(0,0,0,.2); border-radius: 10px; padding: 4px; }
.tab-btn {
  background: transparent;
  border: none;
  color: rgba(255,255,255,.65);
  padding: 7px 16px;
  border-radius: 7px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  font-family: inherit;
  transition: background .18s, color .18s;
  white-space: nowrap;
  letter-spacing: -.1px;
}
.tab-btn:hover  { background: rgba(255,255,255,.1); color: #fff; }
.tab-btn.active {
  background: rgba(255,255,255,.18);
  color: #fff;
  font-weight: 600;
  box-shadow: 0 1px 3px rgba(0,0,0,.2);
}

.btn-icon {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.15);
  color: #fff;
  width: 36px; height: 36px;
  border-radius: 9px;
  cursor: pointer;
  font-size: 17px;
  display: flex; align-items: center; justify-content: center;
  transition: background .18s, transform .15s;
}
.btn-icon:hover { background: rgba(255,255,255,.2); transform: rotate(30deg); }
.btn-icon.spinning #refresh-icon { display: inline-block; animation: spin 0.7s linear infinite; }

.last-update { font-size: 11px; opacity: .55; letter-spacing: .2px; }

/* ── MAIN ───────────────────────────────────── */
.app-main {
  margin-top: var(--header-h);
  padding: 28px 28px 48px;
  max-width: 1440px;
  margin-left: auto;
  margin-right: auto;
}

.tab-content { display: none; }
.tab-content.active { display: block; animation: fadeIn .2s ease; }

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

.section-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--em-900);
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--em-100);
  letter-spacing: -.3px;
}

/* ── KPI CARDS ──────────────────────────────── */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.kpi-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 20px 18px;
  text-align: center;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: transform .2s, box-shadow .2s;
  position: relative;
  overflow: hidden;
}
.kpi-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  border-radius: var(--radius) var(--radius) 0 0;
}
.kpi-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }

.kpi-total::before      { background: linear-gradient(90deg, #6B7280, #9CA3AF); }
.kpi-pendiente::before  { background: linear-gradient(90deg, #F59E0B, #FBBF24); }
.kpi-completado::before { background: linear-gradient(90deg, #10B981, #34D399); }
.kpi-rechazado::before  { background: linear-gradient(90deg, #EF4444, #F87171); }
.kpi-avance::before     { background: linear-gradient(90deg, #3B82F6, #60A5FA); }
.kpi-vencidos::before   { background: linear-gradient(90deg, #EF4444, #FB923C); }

.kpi-icon {
  font-size: 28px;
  margin-bottom: 8px;
  line-height: 1;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,.08));
}
.kpi-value {
  font-size: 36px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -1px;
  color: var(--slate-900);
}
.kpi-label {
  font-size: 10.5px;
  color: var(--muted);
  margin-top: 6px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .6px;
}

/* ── KPI SPLIT (inv / film) ──────────────────── */
.kpi-split {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 8px;
  font-size: 11.5px;
  font-weight: 700;
  min-height: 18px;
}
.kpi-split-inv  { color: #3B82F6; }
.kpi-split-film { color: #E07B00; }
.kpi-split-sep  { color: var(--border); font-weight: 400; }

/* ── DASH FILTER BAR ─────────────────────────── */
.dash-filter-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.dash-filter-btn {
  padding: 6px 16px;
  border-radius: 20px;
  border: 1.5px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all .15s;
}
.dash-filter-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.dash-filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.dash-filter-btn[data-filter="inv"].active  { background: #3B82F6; border-color: #3B82F6; }
.dash-filter-btn[data-filter="film"].active { background: #E07B00; border-color: #E07B00; }

/* ── CHARTS ─────────────────────────────────── */
.charts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 18px;
  margin-bottom: 28px;
}
.chart-wide { grid-column: span 2; }

.chart-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 20px 20px 16px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: box-shadow .2s;
}
.chart-card:hover { box-shadow: var(--shadow-lg); }

.chart-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: .8px;
}

/* ── SECTION CARD ───────────────────────────── */
.section-card {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  margin-bottom: 22px;
  overflow: hidden;
  transition: box-shadow .2s;
}
.section-card:hover { box-shadow: var(--shadow-lg); }
.section-card-title {
  padding: 14px 20px;
  font-weight: 700;
  font-size: 13px;
  background: linear-gradient(90deg, var(--em-50), transparent);
  color: var(--em-900);
  border-bottom: 1px solid var(--border);
  letter-spacing: -.1px;
}

/* ── TABLES ─────────────────────────────────── */
.table-wrapper { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
thead th {
  background: var(--slate-900);
  color: #fff;
  padding: 11px 14px;
  text-align: left;
  font-weight: 600;
  white-space: nowrap;
  position: sticky;
  top: 0;
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: .4px;
}
thead th:first-child { border-radius: 0; }
tbody tr { border-bottom: 1px solid var(--border); transition: background .12s; }
tbody tr:hover { background: var(--em-50); }
tbody td { padding: 10px 14px; vertical-align: middle; }

/* Filas coloreadas por estado */
.row-pendiente { background: #FFFBEB !important; }
.row-pendiente:hover { background: #FEF3C7 !important; }
.row-vencido   { background: #F8FAFC !important; }
.row-vencido td { color: var(--slate-500); }
.row-vencido:hover { background: var(--slate-100) !important; }
.row-rechazado { background: #FEF2F2 !important; }
.row-rechazado td { color: #991B1B; }
.row-rechazado:hover { background: #FEE2E2 !important; }

/* ── BADGES ──────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
}
.badge-pendiente      { background: #FEF3C7; color: #92400E; border: 1px solid #FDE68A; }
.badge-completado     { background: var(--em-100); color: #065F46; border: 1px solid var(--em-200); }
.badge-rechazado      { background: #FEE2E2; color: #991B1B; border: 1px solid #FECACA; }
.badge-otro           { background: var(--slate-100); color: var(--slate-700); border: 1px solid var(--slate-200); }
.badge-filmacion      { background: #EFF6FF; color: #1E40AF; border: 1px solid #BFDBFE; }
.badge-investigacion  { background: #F5F3FF; color: #4C1D95; border: 1px solid #DDD6FE; }
.badge-nota-recepcion { display:block; font-size:10px; font-weight:600; color:#2563EB; margin-top:2px; white-space:nowrap; }

/* ── PROGRESS BAR ────────────────────────────── */
.progress-bar-wrap {
  background: var(--slate-200);
  border-radius: 99px;
  height: 7px;
  min-width: 80px;
  overflow: hidden;
}
.progress-bar-fill {
  height: 100%;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--em-400), var(--em-600));
  transition: width .5s cubic-bezier(.4,0,.2,1);
}

/* ── BOTONES ─────────────────────────────────── */
.btn-detalle {
  background: linear-gradient(135deg, var(--em-700), var(--em-600));
  color: #fff;
  border: none;
  padding: 5px 13px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  font-family: inherit;
  transition: opacity .15s, transform .1s;
  box-shadow: 0 1px 3px rgba(4,120,87,.3);
}
.btn-detalle:hover { opacity: .88; transform: translateY(-1px); }

.btn-auth-dl {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: #1D4ED8;
  color: #fff;
  text-decoration: none;
  padding: 5px 11px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
  transition: background .15s;
}
.btn-auth-dl:hover { background: #1E40AF; color: #fff; }

.btn-primary {
  background: linear-gradient(135deg, var(--em-700), var(--em-600));
  color: #fff;
  border: none;
  padding: 9px 20px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  transition: opacity .15s, transform .1s, box-shadow .15s;
  box-shadow: 0 2px 8px rgba(4,120,87,.25);
}
.btn-primary:hover { opacity: .9; transform: translateY(-1px); box-shadow: 0 4px 12px rgba(4,120,87,.35); }
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  background: var(--slate-100);
  color: var(--slate-700);
  border: 1px solid var(--border);
  padding: 9px 20px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  transition: background .15s, border-color .15s;
}
.btn-secondary:hover { background: var(--slate-200); border-color: var(--slate-300); }

.btn-export {
  background: linear-gradient(135deg, var(--amber-600), var(--amber-500));
  color: #fff;
  border: none;
  padding: 7px 16px;
  border-radius: 7px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  transition: opacity .15s, transform .1s;
  box-shadow: 0 2px 6px rgba(217,119,6,.3);
}
.btn-export:hover { opacity: .88; transform: translateY(-1px); }

/* ── FILTER BAR ─────────────────────────────── */
.filter-bar {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 18px 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: flex-end;
  margin-bottom: 18px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}
.filter-group { display: flex; flex-direction: column; gap: 5px; }
.filter-group--wide  { flex: 1; min-width: 260px; }
.filter-group--full  { width: 100%; }
.filter-group--btns  { flex-direction: row; align-items: flex-end; gap: 8px; margin-top: 2px; }
.filter-group label {
  font-size: 10.5px;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .5px;
}
.filter-group select,
.filter-group input[type="date"] {
  border: 1.5px solid var(--border);
  border-radius: 8px;
  padding: 8px 11px;
  font-size: 13px;
  font-family: inherit;
  background: var(--surface);
  color: var(--text);
  min-width: 140px;
  transition: border-color .15s, box-shadow .15s;
}
.filter-group select:focus,
.filter-group input[type="date"]:focus {
  outline: none;
  border-color: var(--em-600);
  box-shadow: 0 0 0 3px rgba(16,185,129,.12);
}
.filter-group--full select { width: 100%; }

.results-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
  font-size: 13px;
  color: var(--muted);
  font-weight: 500;
}

/* ── SEARCH ──────────────────────────────────── */
.search-box-container {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  margin-bottom: 20px;
}
.search-type-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  border-bottom: 2px solid var(--border);
  padding-bottom: 12px;
}
.search-type-btn {
  background: transparent;
  border: 1.5px solid var(--border);
  color: var(--muted);
  padding: 6px 16px;
  border-radius: 7px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  transition: all .15s;
}
.search-type-btn:hover  { border-color: var(--em-600); color: var(--em-700); }
.search-type-btn.active { background: var(--em-700); color: #fff; border-color: var(--em-700); }

.search-input-row {
  display: flex;
  gap: 10px;
  align-items: center;
}
.search-input-row input {
  flex: 1;
  border: 2px solid var(--border);
  border-radius: 10px;
  padding: 11px 16px;
  font-size: 15px;
  font-family: inherit;
  transition: border-color .15s, box-shadow .15s;
  background: var(--surface);
}
.search-input-row input:focus {
  outline: none;
  border-color: var(--em-500);
  box-shadow: 0 0 0 4px rgba(16,185,129,.1);
}

.search-hint { font-size: 12px; color: var(--muted); margin-top: 8px; }
.area-year-row { display:flex; align-items:center; gap:10px; margin-top:10px; flex-wrap:wrap; }
.area-year-row label { font-size:13px; font-weight:600; }
.area-year-row select {
  border: 2px solid var(--border);
  border-radius: 7px;
  padding: 6px 11px;
  font-size: 13px;
  font-family: inherit;
  background: var(--surface);
  cursor: pointer;
}
.area-year-row select:focus { outline: none; border-color: var(--em-500); }
.area-year-note { font-size: 11px; color: var(--muted); }

.search-results {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  overflow: hidden;
  min-height: 100px;
}

/* ── EXPORT FORM ─────────────────────────────── */
.export-form-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  max-width: 800px;
}
.export-form-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--em-900);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1.5px solid var(--border);
  letter-spacing: -.2px;
}
.export-form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.export-btn-row { margin-bottom: 16px; }
.btn-export-big {
  background: linear-gradient(135deg, var(--em-800), var(--em-600));
  color: #fff;
  border: none;
  padding: 14px 32px;
  border-radius: 10px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 700;
  font-family: inherit;
  transition: opacity .15s, transform .1s, box-shadow .15s;
  box-shadow: 0 4px 14px rgba(4,120,87,.35);
}
.btn-export-big:hover { opacity: .9; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(4,120,87,.4); }
.export-info {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.7;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

/* ── MODAL ───────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15,23,42,.55);
  backdrop-filter: blur(3px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.modal-box {
  background: var(--surface);
  border-radius: 16px;
  width: 100%;
  max-width: 760px;
  max-height: 88vh;
  overflow-y: auto;
  box-shadow: 0 24px 60px rgba(0,0,0,.2), 0 8px 20px rgba(0,0,0,.12);
  animation: modalIn .2s cubic-bezier(.34,1.56,.64,1);
}
@keyframes modalIn { from { opacity:0; transform:scale(.94); } to { opacity:1; transform:scale(1); } }

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 24px;
  background: linear-gradient(135deg, var(--em-900), var(--em-800));
  color: #fff;
  border-radius: 16px 16px 0 0;
  position: sticky;
  top: 0;
}
.modal-title { font-size: 16px; font-weight: 700; letter-spacing: -.2px; }
.modal-close {
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.15);
  color: #fff;
  font-size: 18px;
  cursor: pointer;
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 8px;
  transition: background .15s;
}
.modal-close:hover { background: rgba(255,255,255,.22); }
.modal-body { padding: 24px; }
.modal-box--wide { max-width: 980px; }

.modal-section { margin-bottom: 22px; }
.modal-section h3 {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--muted);
  letter-spacing: .7px;
  margin-bottom: 12px;
  padding-bottom: 7px;
  border-bottom: 1.5px solid var(--border);
}
.modal-kv {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px 18px;
}
.modal-kv-item { display: flex; flex-direction: column; gap: 3px; min-width: 0; word-break: break-word; overflow-wrap: anywhere; }
.modal-kv-item--full { grid-column: 1 / -1; }
.modal-kv-item .label { font-size: 10.5px; color: var(--muted); font-weight: 700; text-transform: uppercase; letter-spacing: .4px; white-space: nowrap; }
.modal-kv-item .value { font-size: 14px; color: var(--text); word-break: break-word; overflow-wrap: anywhere; }

/* Timeline etapas */
.etapas-timeline { position: relative; padding-left: 26px; }
.etapas-timeline::before {
  content: '';
  position: absolute;
  left: 9px; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--em-200), var(--border));
}
.etapa-item {
  position: relative;
  padding: 12px 15px;
  margin-bottom: 10px;
  background: var(--slate-50);
  border-radius: 10px;
  border: 1px solid var(--border);
}
.etapa-item::before {
  content: '';
  position: absolute;
  left: -22px; top: 16px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--muted);
  border: 2px solid var(--surface);
  box-shadow: 0 0 0 2px var(--border);
}
.etapa-completada::before { background: var(--em-500); box-shadow: 0 0 0 2px var(--em-200); }
.etapa-pendiente::before  { background: var(--amber-500); box-shadow: 0 0 0 2px var(--amber-100); }
.etapa-rechazada::before  { background: #EF4444; box-shadow: 0 0 0 2px #FECACA; }
.etapa-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 5px; }
.etapa-nombre { font-weight: 700; font-size: 13px; }
.etapa-usuario { font-size: 12px; color: var(--muted); }
.etapa-fechas  { font-size: 11px; color: var(--muted); margin-top: 4px; }
.etapa-vencida .etapa-fechas { color: #DC2626; font-weight: 600; }

/* ── LOADING ─────────────────────────────────── */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15,23,42,.5);
  backdrop-filter: blur(4px);
  z-index: 300;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
}
.loading-spinner {
  width: 48px; height: 48px;
  border: 4px solid rgba(255,255,255,.2);
  border-top-color: var(--em-400);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
.loading-text { color: #fff; font-size: 16px; font-weight: 600; letter-spacing: -.1px; }

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

/* ── UTILITIES ───────────────────────────────── */
.text-muted  { color: var(--muted); }
.text-center { text-align: center; }
.fw-bold     { font-weight: 700; }
.tag {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  background: var(--em-50);
  color: var(--em-800);
  border: 1px solid var(--em-100);
  margin: 1px;
}

/* ── ADJUNTOS ────────────────────────────────── */
.adjuntos-grid { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 10px; }
.btn-adjunto {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #EFF6FF;
  border: 1.5px solid #BFDBFE;
  border-radius: 9px;
  padding: 8px 14px;
  color: #1E40AF;
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  transition: background .15s, border-color .15s, box-shadow .15s, transform .1s;
}
.btn-adjunto:hover {
  background: #DBEAFE;
  border-color: #93C5FD;
  box-shadow: 0 3px 10px rgba(30,64,175,.12);
  transform: translateY(-1px);
}
.adjunto-icono { font-size: 18px; }
.adjunto-nombre { flex: 1; }
.badge-ext {
  background: #1E40AF;
  color: #fff;
  border-radius: 5px;
  padding: 1px 7px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .4px;
}

/* ── TABLA REGIONES ──────────────────────────── */
.tabla-regiones-wrap { overflow-x:auto; border-radius:9px; border:1px solid var(--border); }
.tabla-regiones { width:100%; border-collapse:collapse; font-size:13.5px; }
.tabla-regiones thead tr { background: var(--slate-900); color:#fff; }
.tabla-regiones thead th { padding:9px 14px; text-align:left; font-weight:600; letter-spacing:.3px; font-size:11.5px; }
.tabla-regiones tbody tr:nth-child(even) { background: var(--slate-50); }
.tabla-regiones tbody tr:hover { background: var(--em-50); }
.tabla-regiones tbody td { padding:8px 14px; border-bottom:1px solid var(--border); vertical-align:top; }
.tabla-regiones tbody tr:last-child td { border-bottom:none; }
.area-item { padding:2px 0; font-size:13px; line-height:1.5; }

/* ── TABLA JSON ──────────────────────────────── */
.tabla-json { width:100%; border-collapse:collapse; font-size:12px; margin-top:4px; }
.tabla-json thead th { background: var(--em-800); color:#fff; padding:6px 11px; text-align:left; font-weight:600; white-space:nowrap; }
.tabla-json tbody td { padding:6px 11px; border-bottom:1px solid var(--border); }
.tabla-json tbody tr:nth-child(even) td { background: var(--slate-50); }
.tabla-json tbody tr:hover td { background: var(--em-50); }

/* ── MINI MAPA ───────────────────────────────── */
.region-minimap { display:grid; grid-template-columns:repeat(4,1fr); gap:2px; width:100px; }
.region-cell {
  font-size: 7.5px;
  font-weight: 800;
  text-align: center;
  padding: 3px 1px;
  border-radius: 4px;
  cursor: default;
  line-height: 1.3;
  letter-spacing: -0.3px;
  transition: transform .1s;
  user-select: none;
}
.region-cell:hover { transform: scale(1.25); z-index: 1; position: relative; }
.region-cell.activa { box-shadow: 0 1px 4px rgba(0,0,0,.2); }
.region-legend { display:flex; gap:6px; font-size:10px; color:var(--muted); margin-top:3px; align-items:center; }
.region-legend-dot { width:8px; height:8px; border-radius:3px; display:inline-block; }

/* ── NACIONAL GRID ───────────────────────────── */
.nacional-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:14px; padding:18px; }
.nacional-card { border:1px solid var(--border); border-radius:10px; padding:16px; text-align:center; background:var(--slate-50); transition:transform .15s,box-shadow .15s; }
.nacional-card:hover { transform:translateY(-2px); box-shadow:var(--shadow); }
.nacional-card h3 { font-size:12px; color:var(--muted); margin-bottom:6px; font-weight:600; }
.nacional-card .val { font-size:32px; font-weight:800; color:var(--em-900); letter-spacing:-1px; }
.nacional-card .sub { font-size:11px; color:var(--muted); }

/* ── CORREOS / EMAIL ─────────────────────────── */
.correos-progreso { background:var(--slate-50); border:1px solid var(--border); border-radius:9px; padding:12px 16px; margin-bottom:12px; }
.correos-stats { font-size:13px; font-weight:600; color:var(--text); }

.correo-tabla { width:100%; border-collapse:collapse; font-size:13px; }
.correo-tabla thead tr { background: var(--slate-900); color:#fff; }
.correo-tabla thead th { padding:9px 12px; text-align:left; font-weight:600; font-size:11px; text-transform:uppercase; letter-spacing:.4px; }
.correo-tabla tbody tr { border-bottom:1px solid var(--border); transition:background .1s; }
.correo-tabla tbody td { padding:9px 12px; vertical-align:middle; }
.correo-row--enviado td  { background: #F0FDF4; }
.correo-row--omitido td  { background: var(--slate-50); opacity:.65; }
.correo-row--pendiente:hover td { background: var(--em-50); }
.correo-titulo { max-width:220px; word-break:break-word; line-height:1.3; }
.correo-acciones { display:flex; gap:5px; white-space:nowrap; }
.correo-error { font-size:11px; color:#DC2626; margin-top:3px; }

.btn-correo-ver    { background:#EFF6FF;color:#1E40AF;border:1px solid #BFDBFE;padding:5px 10px;border-radius:6px;cursor:pointer;font-size:12px;font-weight:600;font-family:inherit;transition:background .12s; }
.btn-correo-enviar { background:#F0FDF4;color:#065F46;border:1px solid #A7F3D0;padding:5px 10px;border-radius:6px;cursor:pointer;font-size:12px;font-weight:600;font-family:inherit;transition:background .12s; }
.btn-correo-omitir { background:var(--slate-50);color:var(--muted);border:1px solid var(--border);padding:5px 10px;border-radius:6px;cursor:pointer;font-size:12px;font-family:inherit;transition:background .12s; }
.btn-correo-ver:hover    { background:#DBEAFE; }
.btn-correo-enviar:hover { background:#DCFCE7; }
.btn-correo-omitir:hover { background:var(--slate-100); }

.badge-correo-enviado  { background:#F0FDF4;color:#065F46;border:1px solid #A7F3D0;border-radius:20px;padding:2px 9px;font-size:11px;font-weight:700; }
.badge-correo-omitido  { background:var(--slate-50);color:var(--muted);border:1px solid var(--border);border-radius:20px;padding:2px 9px;font-size:11px; }
.badge-correo-pendiente{ background:var(--amber-50);color:#92400E;border:1px solid #FDE68A;border-radius:20px;padding:2px 9px;font-size:11px;font-weight:700; }

/* Preview panel */
.correo-preview-panel { border:1.5px solid var(--em-700); border-radius:10px; margin-top:20px; overflow:hidden; }
.correo-preview-header { display:flex; justify-content:space-between; align-items:flex-start; background:var(--em-900); color:#fff; padding:14px 18px; }
.correo-preview-meta { font-size:12px; opacity:.8; margin-top:4px; line-height:1.5; }
.correo-preview-body { padding:20px; background:#fff; max-height:450px; overflow-y:auto; font-family:Arial,sans-serif; font-size:14px; }

/* ── SMTP ────────────────────────────────────── */
.smtp-section { margin-bottom:16px; border:1px solid var(--border); border-radius:9px; overflow:hidden; }
.smtp-toggle { width:100%; text-align:left; background:var(--slate-50); border:none; padding:11px 15px; font-weight:600; font-size:13px; cursor:pointer; color:var(--text); display:flex; justify-content:space-between; font-family:inherit; }
.smtp-toggle:hover { background:var(--slate-100); }
.smtp-body { padding:15px; border-top:1px solid var(--border); }
.smtp-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(200px,1fr)); gap:10px 16px; }

/* ── PORTADA TEMÁTICA ────────────────────────── */
.tema-badge { display:inline-block; border-radius:8px; padding:3px 10px; font-size:11px; font-weight:700; white-space:nowrap; }
.entregadas-archivo-link { color:var(--amber-600); font-size:12px; text-decoration:none; display:block; line-height:2; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; max-width:320px; }
.entregadas-archivo-link:hover { text-decoration:underline; color:var(--em-700); }
.tema-filter-btn { background:var(--surface); color:var(--text); border:1.5px solid var(--border); border-radius:20px; padding:5px 15px; font-size:12px; font-weight:600; cursor:pointer; font-family:inherit; transition:all .15s; white-space:nowrap; }
.tema-filter-btn:hover { background:var(--em-50); border-color:var(--em-400); color:var(--em-800); }
.tema-filter-btn--active { background:var(--em-700); color:#fff; border-color:var(--em-700); box-shadow:0 2px 8px rgba(4,120,87,.25); }

/* ── PANEL ARCHIVOS (búsqueda) ───────────────── */
.btn-archivos { background:var(--slate-50); border:1.5px solid var(--border); border-radius:7px; padding:4px 11px; font-size:12px; cursor:pointer; white-space:nowrap; font-family:inherit; font-weight:500; transition:all .15s; }
.btn-archivos:hover { background:var(--em-50); border-color:var(--em-400); color:var(--em-800); }
.btn-archivos--tiene { border-color:var(--em-500); color:var(--em-800); background:var(--em-50); font-weight:600; }
.upload-panel-row td { padding:0 !important; border-bottom:2px solid var(--em-500) !important; }
.upload-panel { background:var(--em-50); border-left:4px solid var(--em-600); padding:16px 20px; display:flex; flex-direction:column; gap:12px; }
.upload-panel-header { font-weight:700; font-size:13px; color:var(--em-900); }
.upload-drop-zone { border:2px dashed var(--em-400); border-radius:10px; padding:20px; text-align:center; cursor:pointer; transition:all .15s; background:#fff; font-size:13px; color:var(--muted); }
.upload-drop-zone:hover, .upload-drop-zone.drag-over { background:var(--em-50); border-color:var(--em-700); color:var(--em-800); }
.upload-drop-zone input[type=file] { display:none; }
.upload-file-list { list-style:none; padding:0; margin:0; display:flex; flex-wrap:wrap; gap:6px; }
.upload-file-item { background:#fff; border:1px solid var(--border); border-radius:7px; padding:4px 10px; font-size:12px; display:flex; align-items:center; gap:6px; }
.upload-file-item .rm { cursor:pointer; color:var(--muted); font-size:14px; line-height:1; }
.upload-file-item .rm:hover { color:#DC2626; }
.upload-archivos-existentes { display:flex; flex-wrap:wrap; gap:6px; }
.upload-archivo-link { font-size:12px; color:var(--em-800); text-decoration:none; background:#fff; border:1px solid var(--em-200); border-radius:7px; padding:3px 11px; transition:background .12s; }
.upload-archivo-link:hover { background:var(--em-50); }
.upload-ext-warning { background:var(--amber-50); border:1px solid var(--amber-400); border-radius:7px; padding:7px 13px; font-size:12px; color:#92400E; }

/* ── DUPLICADOS ──────────────────────────────── */
.badge-duplicado-regional { background:var(--amber-100);color:#92400E;border:1px solid var(--amber-400);border-radius:20px;padding:3px 10px;font-size:11px;font-weight:700;margin-left:4px;display:inline-block; }
.row-duplicado { border-left:3px solid var(--amber-400) !important; }
.row-duplicado:hover { background:var(--amber-50) !important; }

/* ── INVESTIGACIONES HISTÓRICAS ──────────────── */
.inv-link { color:var(--amber-600); font-size:12px; font-weight:600; text-decoration:none; white-space:nowrap; }
.inv-link:hover { text-decoration:underline; }
.badge-inv-completado { background:var(--em-100); color:#065F46; border:1px solid var(--em-400); border-radius:20px; padding:3px 10px; font-size:11px; font-weight:700; cursor:help; }
.badge-regional      { display:inline-block; background:#EFF6FF; color:#1E40AF; border:1px solid #BFDBFE; border-radius:20px; padding:3px 9px; font-size:11px; font-weight:600; line-height:1.4; text-align:center; }
.badge-multiregional { display:inline-block; background:var(--amber-50); color:#92400E; border:1px solid var(--amber-400); border-radius:20px; padding:3px 9px; font-size:11px; font-weight:600; line-height:1.4; text-align:center; }
.badge-entregado     { display:inline-block; background:var(--em-100); color:#065F46; border:1px solid var(--em-200); border-radius:20px; padding:3px 9px; font-size:11px; font-weight:700; line-height:1.4; text-align:center; text-decoration:none; }
.badge-entregado:hover { text-decoration:underline; }
.badge-vencido       { display:inline-block; background:#FEE2E2; color:#991B1B; border:1px solid #FECACA; border-radius:20px; padding:3px 9px; font-size:11px; font-weight:700; line-height:1.4; text-align:center; }
.badge-en-plazo      { display:inline-block; background:var(--slate-100); color:var(--slate-700); border:1px solid var(--slate-200); border-radius:20px; padding:3px 9px; font-size:11px; font-weight:600; line-height:1.4; text-align:center; }
.badge-rechazado-hist { display:inline-block; background:#FEE2E2; color:#991B1B; border:1px solid #FECACA; border-radius:20px; padding:3px 9px; font-size:11px; font-weight:600; }

/* ── SCROLLBAR ───────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--slate-300); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--slate-400); }

/* ── RESPONSIVE ──────────────────────────────── */
@media (max-width: 768px) {
  .tab-btn { padding: 6px 10px; font-size: 11px; }
  .header-brand span { display: none; }
  .app-main { padding: 14px; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .charts-grid { grid-template-columns: 1fr; }
  .chart-wide { grid-column: span 1; }
  .modal-box { border-radius: 12px; }
}