:root {
  --bg:        #0f1117;
  --bg2:       #1a1d27;
  --bg3:       #222638;
  --border:    #2e3347;
  --text:      #e2e8f0;
  --text2:     #94a3b8;
  --accent:    #6366f1;
  --accent2:   #818cf8;
  --green:     #22c55e;
  --yellow:    #f59e0b;
  --red:       #ef4444;
  --radius:    8px;
  --font:      'Inter', sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  min-height: 100vh;
}

/* ── HEADER ── */
.header {
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-logo { display: flex; align-items: center; gap: 10px; cursor: pointer; }
.header-logo .icon {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
}
.header-logo h1 { font-size: 18px; font-weight: 700; }
.header-logo span { font-size: 11px; color: var(--text2); display: block; }
.header-right { display: flex; align-items: center; gap: 12px; }
.header-back {
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--text2);
  padding: 6px 14px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 13px;
  display: flex; align-items: center; gap: 6px;
  text-decoration: none;
  transition: color .2s;
}
.header-back:hover { color: var(--text); border-color: var(--accent); }

/* ── MAIN CONTENT ── */
.main { padding: 20px; max-width: 1400px; margin: 0 auto; }

/* ── NAV TABS ── */
.nav-tabs {
  display: flex;
  gap: 4px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px;
  margin-bottom: 20px;
  width: fit-content;
}
.nav-tab {
  padding: 8px 18px;
  border-radius: 6px;
  border: none;
  background: transparent;
  color: var(--text2);
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  display: flex; align-items: center; gap: 6px;
  transition: background .2s, color .2s;
}
.nav-tab.active { background: var(--accent); color: #fff; }
.nav-tab:not(.active):hover { background: var(--bg3); color: var(--text); }

/* ── VIEWS ── */
.view { display: none; }
.view.active { display: block; }

/* ── CARD ── */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 16px;
}
.card-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text2);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: 12px;
}

/* ── TOOLBAR ── */
.toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.toolbar label { font-size: 12px; color: var(--text2); }

.field-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.field-group label { font-size: 11px; color: var(--text2); font-weight: 500; text-transform: uppercase; letter-spacing: .04em; }

input[type=text], input[type=date], input[type=time], input[type=number], select {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  padding: 8px 12px;
  font-size: 13px;
  font-family: var(--font);
  outline: none;
  transition: border-color .2s;
}
input[type=text]:focus, input[type=date]:focus, input[type=time]:focus,
input[type=number]:focus, select:focus { border-color: var(--accent); }
input[type=text]::placeholder { color: var(--text2); }

/* autocomplete wrapper */
.autocomplete-wrap { position: relative; }
.autocomplete-list {
  position: absolute;
  top: 100%; left: 0;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  z-index: 200;
  max-height: 240px;
  overflow-y: auto;
  min-width: 260px;
  box-shadow: 0 8px 24px rgba(0,0,0,.4);
  display: none;
}
.autocomplete-list.open { display: block; }
.autocomplete-item {
  padding: 9px 14px;
  cursor: pointer;
  font-size: 13px;
  border-bottom: 1px solid var(--border);
  transition: background .15s;
}
.autocomplete-item:last-child { border-bottom: none; }
.autocomplete-item:hover, .autocomplete-item.selected { background: var(--bg3); color: var(--accent2); }
.autocomplete-item span { font-size: 11px; color: var(--text2); margin-left: 8px; }

/* ── BUTTONS ── */
.btn {
  padding: 8px 16px;
  border-radius: 6px;
  border: none;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: opacity .2s, background .2s;
  font-family: var(--font);
}
.btn:disabled { opacity: .4; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover:not(:disabled) { background: var(--accent2); }
.btn-success { background: #16a34a; color: #fff; }
.btn-success:hover:not(:disabled) { background: var(--green); }
.btn-ghost { background: var(--bg3); border: 1px solid var(--border); color: var(--text); }
.btn-ghost:hover:not(:disabled) { border-color: var(--accent); color: var(--accent2); }
.btn-danger { background: transparent; border: 1px solid var(--border); color: var(--text2); }
.btn-danger:hover:not(:disabled) { border-color: var(--red); color: var(--red); background: rgba(239,68,68,.08); }
.btn-sm { padding: 5px 10px; font-size: 12px; }

/* ── INFO PARTE (header card) ── */
.parte-info {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
}
.info-field { display: flex; flex-direction: column; gap: 3px; }
.info-field label { font-size: 10px; color: var(--text2); text-transform: uppercase; letter-spacing: .05em; }
.info-field span { font-size: 13px; font-weight: 500; }
.info-field span.empty { color: var(--text2); font-style: italic; }

.badge-estado {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .03em;
}
.badge-estado.ABIERTO { background: rgba(34,197,94,.15); color: var(--green); }
.badge-estado.CERRADO { background: rgba(148,163,184,.12); color: var(--text2); }

/* ── GRILLA ── */
.grilla-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.grilla {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}
.grilla thead th {
  background: var(--bg3);
  color: var(--text2);
  font-weight: 600;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .05em;
  padding: 10px 8px;
  text-align: left;
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
  position: sticky;
  top: 0;
}
.grilla thead th:first-child { padding-left: 12px; width: 36px; }
.grilla thead th:last-child { width: 50px; }

.grilla tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background .1s;
}
.grilla tbody tr:hover { background: rgba(99,102,241,.05); }
.grilla tbody tr.saving { background: rgba(99,102,241,.08); }
.grilla tbody tr.saved { background: rgba(34,197,94,.06); }
.grilla tbody tr.error { background: rgba(239,68,68,.08); }

.grilla td {
  padding: 4px 6px;
  vertical-align: middle;
}
.grilla td:first-child { padding-left: 12px; color: var(--text2); font-size: 11px; text-align: center; }

.grilla td input, .grilla td select {
  width: 100%;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 4px;
  color: var(--text);
  padding: 5px 6px;
  font-size: 12px;
  font-family: var(--font);
  outline: none;
  transition: border-color .15s, background .15s;
  min-width: 60px;
}
.grilla td input:focus, .grilla td select:focus {
  border-color: var(--accent);
  background: var(--bg3);
}
.grilla td input:hover, .grilla td select:hover { border-color: var(--border); }
.grilla td select { cursor: pointer; }
.grilla td select option { background: var(--bg2); }

/* column widths */
.col-num   { width: 36px; }
.col-pas   { min-width: 90px; }
.col-hasta { min-width: 70px; }
.col-ubic  { min-width: 150px; }
.col-equip { min-width: 100px; }
.col-tarea { min-width: 150px; }
.col-remito{ min-width: 80px; }
.col-cant  { min-width: 65px; }
.col-um    { min-width: 65px; }
.col-tipo  { min-width: 140px; }
.col-det   { min-width: 140px; }
.col-chofer{ min-width: 160px; }
.col-km    { min-width: 65px; }
.col-acc   { width: 50px; }

/* highlight km on Carga rows */
.grilla tr.tipo-carga td.col-km input { border-color: rgba(34,197,94,.4); background: rgba(34,197,94,.07); }

/* ── GRILLA EMPTY STATE ── */
.grilla-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--text2);
}
.grilla-empty svg { opacity: .3; margin-bottom: 12px; }

/* ── SAVE TOAST ── */
.toast-bar {
  position: fixed;
  bottom: 20px;
  right: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 1000;
  pointer-events: none;
}
.toast {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 16px;
  font-size: 13px;
  box-shadow: 0 4px 16px rgba(0,0,0,.4);
  display: flex; align-items: center; gap: 8px;
  animation: toastIn .25s ease;
  pointer-events: all;
}
.toast.ok   { border-color: var(--green); }
.toast.err  { border-color: var(--red); }
.toast.info { border-color: var(--accent); }
@keyframes toastIn { from { opacity:0; transform:translateX(20px); } to { opacity:1; transform:translateX(0); } }

/* ── CONTROL VIEW ── */
.control-filters {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  flex-wrap: wrap;
}
.control-table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); }
.control-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.control-table th {
  background: var(--bg3);
  color: var(--text2);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.control-table td { padding: 10px 14px; border-bottom: 1px solid var(--border); }
.control-table tbody tr:hover { background: rgba(99,102,241,.05); cursor: pointer; }
.control-table tbody tr:hover td { color: var(--accent2); }

/* ── CONFIG VIEW ── */
.config-tabs { display: flex; gap: 4px; margin-bottom: 16px; flex-wrap: wrap; }
.config-tab {
  padding: 6px 14px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text2);
  cursor: pointer;
  font-size: 12px;
  font-weight: 500;
  font-family: var(--font);
  transition: background .15s, color .15s;
}
.config-tab.active { background: var(--bg3); color: var(--text); border-color: var(--accent); }
.config-tab:hover:not(.active) { background: var(--bg3); }

.config-table-wrap { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.config-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.config-table th {
  background: var(--bg3);
  color: var(--text2);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  padding: 9px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.config-table td { padding: 9px 14px; border-bottom: 1px solid var(--border); }
.config-table tbody tr:last-child td { border-bottom: none; }
.config-table tbody tr:hover { background: rgba(99,102,241,.04); }

.config-add-row {
  display: flex;
  gap: 8px;
  padding: 10px 14px;
  background: rgba(99,102,241,.05);
  border-top: 1px solid var(--border);
}
.config-add-row input { flex: 1; }

.badge-activo {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
}
.badge-activo.on  { background: var(--green); }
.badge-activo.off { background: var(--text2); }

/* ── SPINNER ── */
.spinner {
  display: inline-block;
  width: 16px; height: 16px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── EMPTY / STATUS ── */
.status-msg {
  text-align: center;
  padding: 32px 20px;
  color: var(--text2);
  font-size: 13px;
}

/* ── RESPONSIVE ── */
@media (max-width: 600px) {
  .main { padding: 12px; }
  .toolbar { flex-direction: column; align-items: flex-start; }
  .parte-info { grid-template-columns: 1fr 1fr; }
}