/* Profesor de Inglés — PWA (web + celular) */

:root {
  --en-navy: #0f1c2e;
  --en-ink: #16243a;
  --en-gold: #e8b86d;
  --en-gold-dim: rgba(232, 184, 109, 0.16);
  --en-green: #3d9b7a;
}

.en-body {
  min-height: 100vh;
  min-height: 100dvh;
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(232, 184, 109, 0.08), transparent 50%),
    var(--bg-dark);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

.en-body .header {
  padding-top: env(safe-area-inset-top, 0px);
}

.en-main.portal-main {
  padding: calc(5.25rem + env(safe-area-inset-top, 0px)) 1rem calc(5.5rem + env(safe-area-inset-bottom, 0px));
}

@media (display-mode: standalone) {
  .en-body .header {
    display: none;
  }
  .en-main.portal-main {
    padding-top: calc(1rem + env(safe-area-inset-top, 0px));
  }
}

.en-kicker {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--en-gold);
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.en-levels {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.45rem;
}

.en-level {
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  border-radius: var(--radius);
  padding: 0.7rem 0.35rem;
  font-family: var(--font-sans);
  font-weight: 700;
  cursor: pointer;
  line-height: 1.25;
}

.en-level span {
  display: block;
  font-weight: 400;
  font-size: 0.7rem;
  color: var(--text-muted);
}

.en-level.is-on {
  border-color: var(--en-gold);
  background: var(--en-gold-dim);
  color: var(--en-gold);
}

.en-app-inner {
  max-width: 720px;
  margin: 0 auto;
}

.en-panel {
  display: none;
}

.en-panel.is-on {
  display: block;
}

.en-dash-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.en-page-title {
  font-size: 1.45rem;
  font-weight: 700;
  line-height: 1.2;
}

.en-stats {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.en-stat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.25rem 0.7rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--en-gold);
}

.en-cta-row {
  display: grid;
  gap: 0.65rem;
  margin-bottom: 1.1rem;
}

@media (min-width: 640px) {
  .en-cta-row {
    grid-template-columns: 1.2fr 1fr;
  }
}

.en-cta {
  text-align: left;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  border-radius: var(--radius-lg);
  padding: 1rem 1.05rem;
  cursor: pointer;
  font-family: var(--font-sans);
}

.en-cta strong {
  display: block;
  font-size: 1.05rem;
  margin-bottom: 0.2rem;
}

.en-cta span {
  color: var(--text-muted);
  font-size: 0.88rem;
}

.en-cta-main {
  border-color: var(--en-gold);
  background: linear-gradient(180deg, var(--en-gold-dim), var(--bg-card));
}

.en-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1rem 1.05rem;
  margin-bottom: 0.9rem;
}

.en-card h2 {
  font-size: 0.95rem;
  margin-bottom: 0.65rem;
}

.en-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.en-list li,
.en-list button.en-row {
  width: 100%;
  text-align: left;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  border-radius: var(--radius);
  padding: 0.65rem 0.75rem;
  font-family: var(--font-sans);
  cursor: pointer;
}

.en-row strong,
.en-list li strong {
  display: block;
}

.en-muted {
  color: var(--text-muted);
  font-size: 0.82rem;
}

.en-empty {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.en-panel-chat {
  display: none;
  flex-direction: column;
  min-height: calc(100dvh - 8.5rem);
}

.en-panel-chat.is-on {
  display: flex;
}

.en-chat-head {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.6rem;
}

.en-chat-head h1 {
  font-size: 1.05rem;
  margin: 0;
}

.en-chat-head p {
  margin: 0;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.en-levels-2 {
  grid-template-columns: 1fr 1fr;
}

.en-chat-head-actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-left: auto;
}

.en-voz-mini {
  display: flex;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.en-voz-mini button {
  border: 0;
  background: var(--bg-card);
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.4rem 0.55rem;
  cursor: pointer;
}

.en-voz-mini button.is-on {
  background: var(--en-gold-dim);
  color: var(--en-gold);
}

.en-back,
.en-icon-btn {
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  border-radius: var(--radius);
  padding: 0.4rem 0.65rem;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  cursor: pointer;
}

.en-progress {
  margin: 0.35rem 0 0;
  font-size: 0.88rem;
  color: var(--en-gold);
}

.en-progress-bar {
  display: block;
  height: 6px;
  background: var(--bg-elevated);
  border-radius: 99px;
  margin-top: 0.45rem;
  overflow: hidden;
}

.en-progress-bar > span {
  display: block;
  height: 100%;
  background: var(--en-gold);
  border-radius: 99px;
}

.en-clase-body {
  flex: 1;
  overflow-y: auto;
  min-height: 42vh;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.en-chat {
  flex: 0 0 auto;
  overflow: visible;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding: 0.2rem 0 0.8rem;
  min-height: 0;
}

.en-leccion {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 0.75rem;
}

.en-leccion[hidden] {
  display: none !important;
}

.en-lec-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 0.55rem;
}

.en-lec-head h2 {
  margin: 0;
  font-size: 1.05rem;
}

.en-lec-badge {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--en-gold);
  background: var(--en-gold-dim);
  border-radius: 99px;
  padding: 0.2rem 0.55rem;
  white-space: nowrap;
}

.en-lec-tabs {
  display: flex;
  gap: 0.3rem;
  overflow-x: auto;
  margin: 0.35rem 0 0.7rem;
  padding-bottom: 0.15rem;
}

.en-lec-tabs button {
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text-muted);
  border-radius: 99px;
  padding: 0.35rem 0.7rem;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}

.en-lec-tabs button.is-on {
  border-color: var(--en-gold);
  color: var(--en-gold);
  background: var(--en-gold-dim);
}

.en-lec-pane[hidden] {
  display: none !important;
}

.en-vocab-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem;
}

.en-vocab-card {
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  border-radius: 12px;
  overflow: hidden;
}

.en-vocab-photo,
.en-peli-photo {
  position: relative;
  aspect-ratio: 4 / 3;
  background: #1a2738;
  overflow: hidden;
}

.en-vocab-photo img,
.en-peli-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.en-photo-letter {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 700;
  color: var(--en-gold);
  letter-spacing: 0.04em;
}

.en-vocab-card h3 {
  margin: 0.45rem 0.55rem 0.1rem;
  font-size: 1rem;
}

.en-vocab-card p {
  margin: 0 0.55rem 0.55rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.en-vocab-card .en-muted {
  font-family: 'Source Serif 4', Georgia, serif;
  color: var(--text);
}

.en-vocab-acts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem 0.85rem;
  margin: 0 0.55rem 0.45rem;
}

.en-speak-mini {
  border: 0;
  background: transparent;
  color: var(--en-gold);
  font-size: 0.78rem;
  cursor: pointer;
  padding: 0;
  margin: 0;
  font-family: var(--font-sans);
}

.en-habla {
  background: var(--bg-card);
  border: 1px solid rgba(232, 184, 109, 0.4);
  border-radius: 14px;
  padding: 0.7rem 0.8rem;
}

.en-habla[hidden] {
  display: none !important;
}

.en-habla-status {
  margin: 0 0 0.4rem;
  font-weight: 600;
  color: var(--en-gold);
  font-size: 0.9rem;
}

.en-habla-line {
  margin: 0.25rem 0;
  font-size: 0.95rem;
  line-height: 1.5;
}

.en-habla-ok {
  margin: 0.45rem 0 0;
  font-size: 0.9rem;
}

.en-w-ok {
  color: #8ee0c4;
}

.en-w-bad {
  color: #f0b0b0;
  text-decoration: underline;
  text-decoration-color: #c45c5c;
  text-underline-offset: 2px;
}

.en-w-miss {
  color: var(--en-gold);
  font-style: italic;
}

.en-icon-btn.is-on {
  border-color: var(--en-gold);
  color: var(--en-gold);
  background: var(--en-gold-dim);
  animation: en-mic-pulse 1.1s ease-in-out infinite;
}

@keyframes en-mic-pulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(232, 184, 109, 0.45);
  }
  50% {
    box-shadow: 0 0 0 8px rgba(232, 184, 109, 0);
  }
}

#en-habla-listo {
  margin-top: 0.55rem;
  width: auto;
}

.en-lectura-text {
  font-family: 'Source Serif 4', Georgia, serif;
  font-size: 1.05rem;
  line-height: 1.55;
  white-space: pre-wrap;
  margin: 0.2rem 0 0.8rem;
}

.en-cloze {
  margin-bottom: 0.85rem;
}

.en-cloze p {
  margin: 0 0 0.4rem;
  font-size: 0.98rem;
}

.en-cloze-opts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.en-opt {
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  border-radius: 99px;
  padding: 0.35rem 0.75rem;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  cursor: pointer;
}

.en-opt.is-on {
  border-color: var(--en-gold);
  background: var(--en-gold-dim);
  color: var(--en-gold);
}

.en-opt.is-ok {
  border-color: var(--en-green);
  color: #8ee0c4;
  background: rgba(61, 155, 122, 0.16);
}

.en-opt.is-bad {
  border-color: #c45c5c;
  color: #f0b0b0;
  background: rgba(196, 92, 92, 0.14);
}

.en-peli {
  display: grid;
  gap: 0.65rem;
}

.en-peli-photo {
  border-radius: 12px;
  aspect-ratio: 16 / 9;
}

.en-peli h3 {
  margin: 0;
}

.en-exam-bar {
  margin-top: 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.en-exam-result {
  padding: 0.65rem 0.75rem;
  border-radius: 12px;
  background: var(--en-gold-dim);
  border: 1px solid rgba(232, 184, 109, 0.35);
}

.en-row-exam {
  border-color: rgba(232, 184, 109, 0.45) !important;
}

#en-lec-lectura-ans {
  width: 100%;
  margin-top: 0.4rem;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  border-radius: var(--radius);
  padding: 0.55rem 0.7rem;
  font-family: var(--font-sans);
  font-size: 1rem;
  resize: vertical;
  min-height: 3.2rem;
}

@media (min-width: 640px) {
  .en-vocab-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.en-bubble {
  max-width: 92%;
  padding: 0.7rem 0.85rem;
  border-radius: 14px;
  line-height: 1.45;
  font-size: 0.95rem;
  white-space: pre-wrap;
}

.en-bubble.assistant {
  align-self: flex-start;
  background: var(--bg-card);
  border: 1px solid var(--border);
  font-family: 'Source Serif 4', Georgia, serif;
}

.en-bubble.user {
  align-self: flex-end;
  background: var(--en-gold-dim);
  border: 1px solid rgba(232, 184, 109, 0.35);
}

.en-bubble.pending {
  color: var(--text-muted);
  font-style: italic;
}

.en-bubble-actions {
  margin-top: 0.4rem;
  display: flex;
  gap: 0.85rem;
}

.en-bubble-actions button {
  border: 0;
  background: transparent;
  color: var(--en-gold);
  font-size: 0.78rem;
  font-family: var(--font-sans);
  cursor: pointer;
  padding: 0;
}

.en-composer {
  display: flex;
  gap: 0.4rem;
  align-items: flex-end;
  position: sticky;
  bottom: 3.55rem;
  background: var(--bg-dark);
  padding: 0.4rem 0 calc(0.2rem + env(safe-area-inset-bottom, 0px));
}

.en-composer textarea {
  flex: 1;
  resize: none;
  min-height: 2.6rem;
  max-height: 7.5rem;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  border-radius: var(--radius);
  padding: 0.55rem 0.7rem;
  font-family: var(--font-sans);
  font-size: 1rem;
}

.en-composer .btn {
  width: auto;
}

.en-consigna {
  font-size: 1.02rem;
  line-height: 1.5;
  margin: 0.35rem 0 0.6rem;
}

#en-tarea-texto {
  width: 100%;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  border-radius: var(--radius);
  padding: 0.7rem;
  font-family: var(--font-sans);
  font-size: 1rem;
}

.en-mark {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
}

.en-mark strong {
  font-size: 1.6rem;
  color: var(--en-gold);
}

.en-error-item {
  border-left: 3px solid var(--en-gold);
  padding: 0.4rem 0.65rem;
  margin: 0.4rem 0;
  background: var(--bg-elevated);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.en-improved {
  white-space: pre-wrap;
  font-family: 'Source Serif 4', Georgia, serif;
  padding: 0.7rem;
  background: var(--bg-elevated);
  border-radius: var(--radius);
}

.en-bottom[hidden] {
  display: none !important;
}

.en-bottom {
  display: flex;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 40;
  background: var(--en-ink);
  border-top: 1px solid var(--border);
  padding: 0.35rem 0.4rem calc(0.35rem + env(safe-area-inset-bottom, 0px));
  justify-content: space-around;
}

.en-bottom button {
  flex: 1 1 0;
  border: 0;
  background: transparent;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.45rem 0.2rem;
  cursor: pointer;
}

.en-bottom button.is-on,
.en-bottom button:hover {
  color: var(--en-gold);
}

.en-form-perfil .btn,
#en-form-perfil .btn {
  width: auto;
  margin-right: 0.4rem;
  margin-top: 0.4rem;
}

.en-body .btn-primary {
  background: var(--en-gold);
  color: #1a1408;
}

.en-body .btn-primary:hover {
  background: #f3d49a;
  color: #1a1408;
}

.en-card .form-group select,
.en-card .form-group input,
.portal-form .form-group select {
  background: var(--bg-elevated);
}