/* ░░ Aula — sistema de diseño CANÓNICO (violeta + turquesa). CSS plano: el Play CDN no procesa @apply externo. ░░ */
:root {
  --background: #fdf8ff;
  --surface-lowest: #ffffff;
  --surface-low: #f7f2f9;
  --surface-container: #f1ecf3;
  --surface-high: #ebe6ed;
  --surface-highest: #e6e1e8;
  --surface-dim: #ddd8df;
  --on-surface: #1c1b20;
  --on-variant: #484550;
  --outline: #797581;
  --outline-variant: #c9c4d2;
  --primary: #2c1e65;
  --on-primary: #ffffff;
  --primary-container: #42367c;
  --on-primary-container: #b0a3f1;
  --primary-fixed: #e6deff;
  --on-primary-fixed: #1c0a55;
  --secondary: #5e4ac2;
  --secondary-container: #9685ff;
  --on-secondary-container: #2c0891;
  --tertiary-container: #004947;
  --on-tertiary-container: #00c1bc;
  --turquoise: #00ddd7;
  --turquoise-deep: #004947;
  --inverse-surface: #313035;
  --inverse-on-surface: #f4eff6;
  --error: #ba1a1a;
  --error-container: #ffdad6;
  --on-error-container: #93000a;
}

body { -webkit-font-smoothing: antialiased; background: var(--background); }

/* Marca */
.brand-mark {
  font-size: 26px;
  color: var(--secondary);
  line-height: 1;
}

/* Eyebrow / labels */
.eyebrow {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--secondary);
}
.field-label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--on-variant);
  margin-bottom: 0.375rem;
}

/* Nav tabs */
.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: 'Quicksand', sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: var(--on-variant);
  padding: 0.7rem 0.85rem;
  border-bottom: 2.5px solid transparent;
  transition: color 0.15s, border-color 0.15s;
  cursor: pointer;
  white-space: nowrap;
}
.tab-btn .tab-ico { font-size: 19px; }
.tab-btn:hover { color: var(--on-surface); }
.tab-btn.is-active { color: var(--primary); border-color: var(--secondary); }

/* Ciclo toggle */
.ciclo-btn {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.45rem 1rem;
  border-radius: 9999px;
  color: var(--on-variant);
  transition: all 0.15s;
  cursor: pointer;
}
.ciclo-btn.is-active { background: var(--primary); color: #fff; }

/* Inputs */
.field {
  width: 100%;
  border: 1px solid var(--outline-variant);
  border-radius: 0.6rem;
  background: var(--surface-lowest);
  padding: 0.6rem 0.8rem;
  font-size: 14px;
  color: var(--on-surface);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.field:focus { border-color: var(--secondary); box-shadow: 0 0 0 3px rgba(94, 74, 194, 0.16); }
textarea.field { resize: vertical; }

/* Botones */
.btn-primary,
.btn-tonal,
.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: 'Quicksand', sans-serif;
  font-size: 14px;
  font-weight: 600;
  padding: 0.6rem 1.1rem;
  border-radius: 9999px;
  transition: filter 0.15s, background 0.15s, transform 0.1s;
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary { background: var(--primary); color: var(--on-primary); }
.btn-primary:hover { filter: brightness(1.15); }
.btn-tonal { background: var(--primary-fixed); color: var(--on-primary-fixed); }
.btn-tonal:hover { filter: brightness(0.97); }
.btn-ghost { background: transparent; color: var(--secondary); padding: 0.5rem 0.7rem; }
.btn-ghost:hover { background: var(--surface-high); }
.btn-primary:active, .btn-tonal:active, .btn-ghost:active { transform: scale(0.97); }
.btn-primary:disabled, .btn-tonal:disabled { opacity: 0.45; cursor: not-allowed; filter: none; }

/* Chips de recuento */
.count-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--on-secondary-container);
  background: var(--primary-fixed);
  border-radius: 9999px;
  padding: 0.2rem 0.65rem;
}

/* Badge de código de área/criterio */
.code-badge {
  font-family: 'Nunito Sans', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--on-primary-fixed);
  background: var(--primary-fixed);
  border-radius: 9999px;
  padding: 0.12rem 0.55rem;
  white-space: nowrap;
}

/* ░░ Alumnos ░░ */
.alumno-card {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  width: 100%;
  text-align: left;
  border: 1px solid var(--outline-variant);
  border-radius: 1rem;
  background: var(--surface-lowest);
  padding: 1rem 1.1rem;
  box-shadow: 0 1px 2px 0 rgb(44 30 101 / 0.04);
  transition: box-shadow 0.15s, transform 0.1s, border-color 0.15s;
  cursor: pointer;
}
.alumno-card:hover { box-shadow: 0 8px 24px 0 rgb(44 30 101 / 0.12); transform: translateY(-2px); border-color: var(--secondary-container); }
.avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 3rem;
  width: 3rem;
  flex-shrink: 0;
  border-radius: 9999px;
  font-family: 'Quicksand', sans-serif;
  font-weight: 700;
  font-size: 17px;
  color: #fff;
  letter-spacing: 0.02em;
}
.avatar-lg { height: 4.5rem; width: 4.5rem; font-size: 26px; }

/* Pill de alerta (alergias, pendientes) */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 11px;
  font-weight: 700;
  border-radius: 9999px;
  padding: 0.15rem 0.55rem;
  letter-spacing: 0.02em;
}
.pill-alert { background: var(--error-container); color: var(--on-error-container); }
.pill-ok { background: #c7f7f2; color: var(--turquoise-deep); }
.pill-warn { background: #ffe3b0; color: #6b4a00; }
.pill-neutral { background: var(--surface-high); color: var(--on-variant); }

/* ░░ Expediente ░░ */
.exp-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: 'Quicksand', sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: var(--on-variant);
  padding: 0.6rem 0.9rem;
  border-radius: 9999px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
}
.exp-tab:hover { background: var(--surface-high); }
.exp-tab.is-active { background: var(--primary); color: #fff; }

.exp-card {
  border: 1px solid var(--outline-variant);
  border-radius: 1rem;
  background: var(--surface-lowest);
  padding: 1.25rem;
}
.exp-card h3 {
  font-family: 'Quicksand', sans-serif;
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.85rem;
}
.data-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem 0;
  border-top: 1px solid var(--surface-high);
  font-size: 14px;
}
.data-row:first-of-type { border-top: none; }
.data-row .k { color: var(--on-variant); }
.data-row .v { font-weight: 600; text-align: right; }

/* Tarjeta oscura de emergencia */
.emergency-card {
  border-radius: 1rem;
  background: var(--inverse-surface);
  color: var(--inverse-on-surface);
  padding: 1.15rem 1.25rem;
}

/* Control de estado del registro (cíclico) */
.reg-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.6rem 0;
  border-top: 1px solid var(--surface-high);
}
.reg-item:first-child { border-top: none; }
.reg-item .label { font-size: 14px; }
.state-btn {
  font-family: 'Quicksand', sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.03em;
  border-radius: 9999px;
  padding: 0.3rem 0.8rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: filter 0.12s, transform 0.08s;
  white-space: nowrap;
  text-transform: capitalize;
}
.state-btn:hover { filter: brightness(0.96); }
.state-btn:active { transform: scale(0.96); }
.st-pendiente { background: var(--surface-high); color: var(--on-variant); border-color: var(--outline-variant); }
.st-ok { background: #c7f7f2; color: var(--turquoise-deep); }
.st-warn { background: #ffe3b0; color: #6b4a00; }
.st-bad { background: var(--error-container); color: var(--on-error-container); }

/* Barra de progreso */
.progress-track { height: 8px; border-radius: 9999px; background: var(--surface-high); overflow: hidden; }
.progress-fill { height: 100%; border-radius: 9999px; background: var(--turquoise); transition: width 0.4s ease; }

/* Sección desplegable del currículo */
.area-head { cursor: pointer; }

/* Markdown (respuestas del copiloto) */
.md { font-size: 15px; line-height: 1.7; color: var(--on-surface); }
.md h1, .md h2, .md h3 { font-family: 'Quicksand', sans-serif; font-weight: 700; line-height: 1.25; margin: 1.4em 0 0.5em; color: var(--primary); }
.md h1 { font-size: 24px; }
.md h2 { font-size: 20px; }
.md h3 { font-size: 17px; }
.md p { margin: 0.7em 0; }
.md ul, .md ol { margin: 0.7em 0; padding-left: 1.3em; }
.md li { margin: 0.3em 0; }
.md ul { list-style: disc; }
.md ol { list-style: decimal; }
.md strong { font-weight: 700; }
.md code { background: var(--surface-high); border-radius: 4px; padding: 0.05em 0.35em; font-size: 0.9em; }
.md hr { border: none; border-top: 1px solid var(--outline-variant); margin: 1.4em 0; }

/* Spinner */
.spinner {
  width: 18px; height: 18px;
  border: 2.5px solid var(--outline-variant);
  border-top-color: var(--secondary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Animación de entrada */
.fade-in { animation: fade 0.32s ease both; }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* ░░ Planificación (plantilla de horario) ░░ */
.jornada-btn {
  font-size: 13px; font-weight: 600; padding: 0.4rem 0.9rem; border-radius: 9999px;
  color: var(--on-variant); cursor: pointer; transition: all 0.15s;
}
.jornada-btn.is-active { background: var(--primary); color: #fff; }

.pl-grid { min-width: 640px; display: flex; flex-direction: column; gap: 4px; }
.pl-row { display: grid; grid-template-columns: 92px repeat(var(--cols), 1fr); gap: 4px; }
.pl-head .pl-daycol {
  text-align: center; font-family: 'Quicksand', sans-serif; font-weight: 700; font-size: 12px;
  color: var(--primary); padding: 0.3rem 0; text-transform: uppercase; letter-spacing: 0.04em;
}
.pl-time {
  font-size: 12px; color: var(--on-surface); display: flex; flex-direction: column; justify-content: center;
  padding: 0.2rem 0.4rem;
}
.pl-cell {
  border: 1.5px solid var(--outline-variant); border-radius: 0.6rem; background: var(--surface-low);
  padding: 0.5rem 0.35rem; font-size: 12px; font-weight: 600; line-height: 1.2; min-height: 46px;
  cursor: pointer; transition: filter 0.12s, transform 0.08s; text-align: center;
}
.pl-cell:hover { filter: brightness(0.97); }
.pl-cell:active { transform: scale(0.97); }
.pl-empty { color: var(--outline); border-style: dashed; font-size: 18px; font-weight: 400; }
.pl-band {
  grid-column: 2 / -1; border-radius: 0.6rem; display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; min-height: 34px;
}
.pl-legend { font-size: 11px; font-weight: 600; border-radius: 9999px; padding: 0.18rem 0.6rem; }
.pl-pick {
  display: flex; align-items: center; gap: 0.45rem; font-family: 'Quicksand', sans-serif; font-weight: 600;
  font-size: 13px; border: 1.5px solid; border-radius: 0.7rem; padding: 0.55rem 0.7rem; background: #fff;
  cursor: pointer; transition: filter 0.12s; text-align: left;
}
.pl-pick:hover { filter: brightness(0.96); }
.pl-pick.is-active { font-weight: 700; }
.pl-dot { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; }

/* Selector de plantillas + paleta pincel + candado */
.pl-plantillas { display: inline-flex; align-items: center; gap: 0.4rem; background: var(--surface-container); border-radius: 9999px; padding: 0.3rem 0.55rem 0.3rem 0.7rem; }
.pl-select { border: none; background: transparent; font-family: 'Quicksand', sans-serif; font-weight: 600; font-size: 13px; color: var(--on-surface); cursor: pointer; max-width: 12rem; }
.pl-select:focus { outline: none; }
.pl-brush, .cr-card { cursor: pointer; transition: filter 0.12s; }
.pl-brush:hover, .cr-card:hover { filter: brightness(0.96); }
.pl-lock { font-size: 13px; line-height: 1; vertical-align: -1px; margin-right: 0.1rem; }
.pl-pal-group + .pl-pal-group { margin-top: 0.5rem; }
.pl-pal-title { display: block; font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--on-variant); margin-bottom: 0.25rem; }

/* Creador de plantillas */
.btn-sm { font-size: 12px; padding: 0.3rem 0.7rem; }
.cr-fila { display: grid; grid-template-columns: minmax(0,1fr) auto auto auto auto; align-items: center; gap: 0.4rem; }
.cr-fila .field { padding-top: 0.4rem; padding-bottom: 0.4rem; }
.cr-del { display: inline-flex; color: var(--on-variant); padding: 0.25rem; border-radius: 0.5rem; cursor: pointer; }
.cr-del:hover { color: #ba1a1a; background: var(--surface-container); }
.modal-card:has(.pl-creator) { max-width: 46rem; }

/* ░░ Modal ░░ */
.modal-backdrop {
  position: fixed; inset: 0; z-index: 50;
  display: flex; align-items: center; justify-content: center;
  background: rgba(28, 27, 32, 0.45); backdrop-filter: blur(2px);
  padding: 1rem;
}
.modal-card {
  width: 100%; max-width: 34rem; max-height: 90vh; overflow-y: auto;
  background: var(--surface-lowest);
  border-radius: 1.25rem;
  padding: 1.5rem;
  box-shadow: 0 20px 50px rgb(44 30 101 / 0.25);
}

/* ░░ Toast ░░ */
.toast {
  position: fixed; bottom: 1.5rem; left: 50%; transform: translateX(-50%);
  z-index: 60;
  background: var(--inverse-surface); color: var(--inverse-on-surface);
  font-size: 13px; font-weight: 600;
  padding: 0.7rem 1.2rem; border-radius: 9999px;
  box-shadow: 0 8px 24px rgb(44 30 101 / 0.25);
  display: flex; align-items: center; gap: 0.5rem;
}