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

:root {
  --bg: #f5f5f4;
  --surface: #ffffff;
  --border: #e2e2df;
  --border-focus: #a8a8a3;
  --text: #1a1a18;
  --text-muted: #78786e;
  --accent: #F97048;
  --accent-light: #FEF1EC;
  --success: #16a34a;
  --mono: 'IBM Plex Mono', monospace;
  --sans: 'IBM Plex Sans', sans-serif;
}

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 32px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
}

.logo-dot { width: 8px; height: 8px; background: var(--accent); border-radius: 50%; }

nav { display: flex; gap: 4px; }

nav a {
  font-size: 13px;
  color: var(--text-muted);
  text-decoration: none;
  padding: 6px 12px;
  border-radius: 4px;
  transition: background 0.15s, color 0.15s;
}

nav a:hover { background: var(--bg); color: var(--text); }
nav a.active { background: var(--accent-light); color: var(--accent); font-weight: 500; }

main {
  flex: 1;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 24px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 100%;
  max-width: 620px;
  overflow: hidden;
}

.card-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-title { font-size: 16px; font-weight: 500; }

.badge {
  font-family: var(--mono);
  font-size: 11px;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 3px 8px;
  border-radius: 4px;
}

form { padding: 26px 28px; display: flex; flex-direction: column; gap: 18px; }

.field { display: flex; flex-direction: column; gap: 5px; }

.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

select {
  width: 100%;
  height: 42px;
  padding: 0 32px 0 12px;
  font-family: var(--sans);
  font-size: 15px;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 5px;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2378786e' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  cursor: pointer;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(249,112,72,0.12); }

hr { border: none; border-top: 1px solid var(--border); }

.fixed-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.fixed-chip {
  font-family: var(--mono);
  font-size: 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 4px 10px;
  border-radius: 4px;
}

.card-footer {
  padding: 14px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.hint { font-size: 13px; color: var(--text-muted); }

button[type="submit"] {
  height: 40px;
  padding: 0 20px;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  color: #fff;
  background: var(--accent);
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: opacity 0.15s;
}

button[type="submit"]:hover { opacity: 0.88; }
button[type="submit"]:disabled { opacity: 0.5; cursor: not-allowed; }

.status-bar {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-muted);
  padding: 8px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 6px;
}

.status-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--success); }
.status-dot.loading { background: #f59e0b; animation: pulse 1s infinite; }

@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.4} }

/* ── Toast ── */
#toast {
  position: fixed;
  bottom: 24px; right: 24px;
  font-size: 13px;
  padding: 10px 16px;
  border-radius: 6px;
  color: #fff;
  background: var(--text);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.2s, transform 0.2s;
  pointer-events: none;
  z-index: 999;
}

#toast.show { opacity: 1; transform: translateY(0); }
#toast.success { background: var(--success); }
#toast.error { background: #dc2626; }

/* ── Responsive móvil ── */
@media (max-width: 480px) {
  header { padding: 0 16px; }

  main { padding: 16px 12px; }

  .card { border-radius: 6px; }

  form { padding: 18px 16px; gap: 14px; }

  .card-header,
  .card-footer,
  .status-bar { padding-left: 16px; padding-right: 16px; }

  .field-row { grid-template-columns: 1fr; }

  .card-footer { flex-direction: column; align-items: stretch; gap: 10px; }

  button[type="submit"] { width: 100%; justify-content: center; }

  .picker-panel { max-height: 80vh; }

  .modal-footer { flex-direction: column-reverse; }

  .btn-primary,
  .btn-secondary { width: 100%; text-align: center; height: 44px; }
}

/* ── Dashboard ── */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
  width: 100%;
  max-width: 900px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px 24px;
}

.stat-label { font-size: 11px; font-weight: 500; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; }
.stat-value { font-family: var(--mono); font-size: 28px; font-weight: 500; margin-top: 6px; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { text-align: left; font-size: 11px; font-weight: 500; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; padding: 10px 12px; border-bottom: 1px solid var(--border); }
td { padding: 10px 12px; border-bottom: 1px solid var(--border); }
tr:last-child td { border-bottom: none; }

/* ── Actividad trigger (looks like a select) ── */
.select-trigger {
  width: 100%;
  height: 42px;
  padding: 0 32px 0 12px;
  font-family: var(--sans);
  font-size: 15px;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  user-select: none;
}

.select-trigger:hover,
.select-trigger:focus { border-color: var(--border-focus); }

.select-trigger.filled { color: var(--text); }
.select-trigger:not(.filled) { color: var(--text-muted); }

.select-trigger svg { flex-shrink: 0; }

/* ── Picker overlay (full screen backdrop) ── */
.picker-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.35);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.picker-overlay[hidden] { display: none; }

.picker-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  width: 100%;
  max-width: 620px;
  max-height: 70vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0,0,0,0.18);
}

.picker-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
}

.picker-header input {
  flex: 1;
  height: 44px;
  padding: 0 14px;
  font-family: var(--sans);
  font-size: 16px;
  border: 1px solid var(--border);
  border-radius: 5px;
  outline: none;
  color: var(--text);
}

.picker-header input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(249,112,72,0.12); }

.picker-close {
  width: 34px;
  height: 34px;
  border: none;
  background: var(--bg);
  border-radius: 5px;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.picker-close:hover { background: var(--border); }

.picker-list {
  list-style: none;
  overflow-y: auto;
  padding: 6px 0;
}

.picker-list li {
  padding: 14px 20px;
  font-size: 15px;
  cursor: pointer;
  transition: background 0.1s;
}

.picker-list li:hover { background: var(--bg); }
.picker-list li.selected { background: var(--accent-light); color: var(--accent); font-weight: 500; }

/* ── Modal de confirmación ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.35);
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.modal-overlay[hidden] { display: none; }

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  width: 100%;
  max-width: 560px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.18);
  overflow: hidden;
}

.modal-header {
  padding: 22px 28px;
  border-bottom: 1px solid var(--border);
}

.modal-title { font-size: 18px; font-weight: 600; }

.modal-body { padding: 22px 28px; display: flex; flex-direction: column; gap: 14px; }

.conf-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.conf-actividad-row { align-items: flex-start; }
.conf-actividad-row .conf-value { text-align: right; max-width: 70%; }

.conf-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  flex-shrink: 0;
}

.conf-value { font-size: 17px; font-weight: 500; }

#conf-nombre {
  font-size: 16px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-light);
  padding: 3px 10px;
  border-radius: 5px;
  box-shadow: 0 1px 4px rgba(249,112,72,0.2);
}

.modal-footer {
  padding: 18px 28px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

.btn-secondary {
  height: 44px;
  padding: 0 22px;
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 5px;
  cursor: pointer;
  transition: background 0.15s;
}

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

.btn-primary {
  height: 44px;
  padding: 0 26px;
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 500;
  color: #fff;
  background: var(--accent);
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: opacity 0.15s;
}

.btn-primary:hover { opacity: 0.88; }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }