/* ============================================================
   SISTEMA WEB ESPAÑOL↔QUECHUA CON LSP
   Estilo: Plataforma Digital del Estado Peruano (gob.pe)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

/* ── Variables ── */
:root {
  --rojo:       #D91023;
  --rojo-dark:  #A50E1C;
  --azul:       #0F3761;
  --azul-mid:   #1A56DB;
  --azul-light: #EBF5FF;
  --azul-pale:  #F0F5FF;
  --blanco:     #FFFFFF;
  --gris-bg:    #F5F7FA;
  --gris-borde: #D1D5DB;
  --gris-medio: #6B7280;
  --gris-oscuro:#374151;
  --negro:      #111827;
  --verde:      #059669;
  --ambar:      #D97706;
  --sombra:     0 1px 4px rgba(0,0,0,.1), 0 4px 16px rgba(0,0,0,.06);
  --sombra-md:  0 2px 8px rgba(0,0,0,.12), 0 8px 24px rgba(0,0,0,.08);
  --radio:      8px;
  --radio-lg:   12px;
  --trans:      0.18s ease;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Poppins', sans-serif;
  background: var(--gris-bg);
  color: var(--negro);
  min-height: 100vh;
  overflow-x: hidden;
  font-size: 15px;
  line-height: 1.6;
}

/* ── Barra superior de gobierno ── */
body::before {
  content: 'GOBIERNO DEL PERÚ  ·  Portal de Accesibilidad Lingüística';
  display: block;
  background: var(--rojo);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-align: center;
  padding: 6px 16px;
  position: sticky;
  top: 0;
  z-index: 100;
}

/* ── Contenedor principal ── */
.app-container {
  max-width: 920px;
  margin: 0 auto;
  padding: 0 1rem 3rem;
}

/* ── Header institucional ── */
.app-header {
  background: var(--azul);
  color: var(--blanco);
  padding: 24px 32px 20px;
  margin: 0 -1rem 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  position: relative;
  box-shadow: 0 3px 10px rgba(15,55,97,.3);
}

.app-header::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--rojo) 0%, var(--rojo) 40%, #fff 40%, #fff 60%, var(--rojo) 60%);
}

.app-header .logo-icon {
  font-size: 2.4rem;
  display: block;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,.25));
}

.app-header h1 {
  font-size: 1.55rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.01em;
  text-align: center;
}

.app-header .subtitle {
  font-size: 0.82rem;
  color: rgba(255,255,255,.75);
  font-weight: 300;
  text-align: center;
  max-width: 540px;
}

/* ── Franja de breadcrumb ── */
.app-container > *:first-child { margin-top: 24px; }

/* ── Indicador de pasos ── */
.steps-flow {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4px;
  margin: 20px 0 24px;
  padding: 14px 20px;
  background: var(--blanco);
  border-radius: var(--radio-lg);
  box-shadow: var(--sombra);
  border: 1px solid var(--gris-borde);
}

.step-dot {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--gris-bg);
  border: 2px solid var(--gris-borde);
  color: var(--gris-medio);
  font-size: 0.7rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--trans);
  counter-increment: step;
  font-family: 'Poppins', sans-serif;
}

.step-dot::after { content: counter(step); }

.steps-flow { counter-reset: step; }

.step-dot.active {
  background: var(--azul);
  border-color: var(--azul);
  color: #fff;
  box-shadow: 0 0 0 4px rgba(15,55,97,.15);
  transform: scale(1.1);
}

.step-dot.completed {
  background: var(--verde);
  border-color: var(--verde);
  color: #fff;
}

.step-dot.completed::after { content: '✓'; }

.step-connector {
  flex: 1;
  max-width: 60px;
  height: 2px;
  background: var(--gris-borde);
  transition: var(--trans);
}

.step-connector.completed { background: var(--verde); }

/* ── Tarjeta ── */
.glass-card {
  background: var(--blanco);
  border: 1px solid var(--gris-borde);
  border-left: 4px solid var(--azul);
  border-radius: var(--radio-lg);
  padding: 24px;
  margin-bottom: 16px;
  box-shadow: var(--sombra);
  animation: fadeSlideUp 0.35s ease-out both;
}

.glass-card:hover {
  box-shadow: var(--sombra-md);
}

.card-title {
  font-weight: 600;
  font-size: 1rem;
  color: var(--azul);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--gris-borde);
}

.card-title .step-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--azul);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
}

/* ── Tabs ── */
.input-tabs {
  display: flex;
  gap: 0;
  background: var(--gris-bg);
  border-radius: var(--radio);
  padding: 4px;
  margin-bottom: 18px;
  flex-wrap: wrap;
  border: 1px solid var(--gris-borde);
}

.tab-btn {
  flex: 1;
  min-width: 110px;
  padding: 9px 12px;
  border-radius: 6px;
  border: none;
  background: transparent;
  color: var(--gris-medio);
  font-family: 'Poppins', sans-serif;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--trans);
  white-space: nowrap;
  text-align: center;
}

.tab-btn:hover:not(.active) {
  background: rgba(15,55,97,.06);
  color: var(--azul);
}

.tab-btn.active {
  background: var(--azul);
  color: #fff;
  box-shadow: 0 2px 8px rgba(15,55,97,.2);
}

.tab-panel { display: none; animation: fadeIn 0.2s ease-out; }
.tab-panel.active { display: block; }

.tab-hint {
  text-align: center;
  font-size: 0.82rem;
  color: var(--gris-medio);
  margin-bottom: 16px;
  padding: 8px 12px;
  background: var(--azul-pale);
  border-radius: var(--radio);
  border-left: 3px solid var(--azul-mid);
}

.tab-hint strong { color: var(--azul); }

/* ── Zona de audio ── */
.audio-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.audio-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ── Botón de grabación ── */
.btn-record {
  position: relative;
  width: 84px;
  height: 84px;
  border-radius: 50%;
  border: 3px solid var(--azul);
  background: var(--azul-light);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--azul);
  transition: var(--trans);
  outline: none;
}

.btn-record::before {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 2px solid var(--azul);
  opacity: 0;
}

.btn-record:hover {
  background: #DBEAFE;
  border-color: var(--azul-mid);
  transform: scale(1.04);
  box-shadow: 0 4px 16px rgba(15,55,97,.2);
}

.btn-record.recording {
  border-color: var(--rojo);
  background: #FEE2E2;
  color: var(--rojo);
  animation: pulseRecord 1.4s ease-in-out infinite;
}

.btn-record.recording::before {
  border-color: var(--rojo);
  opacity: 1;
  animation: ripple 1.4s ease-out infinite;
}

@keyframes pulseRecord {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.06); }
}

@keyframes ripple {
  0% { transform: scale(1); opacity: 0.4; }
  100% { transform: scale(1.8); opacity: 0; }
}

.btn-record .label {
  position: absolute;
  bottom: -24px;
  font-size: 0.7rem;
  color: var(--gris-medio);
  font-family: 'Poppins', sans-serif;
  font-weight: 500;
  white-space: nowrap;
}

/* ── Upload ── */
.btn-upload-large {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 32px 24px;
  border-radius: var(--radio-lg);
  border: 2px dashed var(--gris-borde);
  background: var(--gris-bg);
  cursor: pointer;
  color: var(--gris-medio);
  font-family: 'Poppins', sans-serif;
  transition: var(--trans);
}

.btn-upload-large:hover {
  border-color: var(--azul-mid);
  background: var(--azul-pale);
  color: var(--azul);
}

.upload-icon-large { font-size: 2.4rem; }
.upload-text { font-size: 0.9rem; font-weight: 500; }
.upload-formats { font-size: 0.72rem; color: var(--gris-medio); }
.btn-upload-large input[type="file"] { display: none; }

/* ── Upload small ── */
.btn-upload {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 20px;
  border-radius: var(--radio);
  border: 2px dashed var(--gris-borde);
  background: var(--gris-bg);
  cursor: pointer;
  color: var(--gris-medio);
  font-size: 0.82rem;
  font-family: 'Poppins', sans-serif;
  transition: var(--trans);
  min-width: 130px;
}

.btn-upload:hover {
  border-color: var(--azul-mid);
  background: var(--azul-pale);
  color: var(--azul);
}

.btn-upload .upload-icon { font-size: 1.4rem; }
.btn-upload input[type="file"] { display: none; }

/* ── Divisor "o" ── */
.or-divider {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--gris-medio);
  font-size: 0.78rem;
  font-weight: 500;
  width: 100%;
}

.or-divider::before,
.or-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--gris-borde);
}

/* ── Entrada manual ── */
.manual-input-zone { width: 100%; }

.manual-input-wrapper {
  display: flex;
  gap: 8px;
  align-items: center;
}

.manual-input {
  flex: 1;
  padding: 10px 14px;
  border-radius: var(--radio);
  border: 1.5px solid var(--gris-borde);
  background: var(--blanco);
  color: var(--negro);
  font-family: 'Poppins', sans-serif;
  font-size: 0.92rem;
  outline: none;
  transition: var(--trans);
}

.manual-input::placeholder { color: #9CA3AF; }

.manual-input:focus {
  border-color: var(--azul-mid);
  box-shadow: 0 0 0 3px rgba(26,86,219,.12);
}

.btn-search {
  padding: 10px 18px;
  border-radius: var(--radio);
  border: none;
  background: var(--azul);
  color: #fff;
  font-family: 'Poppins', sans-serif;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--trans);
  white-space: nowrap;
}

.btn-search:hover {
  background: var(--azul-mid);
  box-shadow: 0 4px 12px rgba(15,55,97,.25);
}

/* ── Panel de transcripción ── */
.transcription-panel { display: none; animation: fadeSlideUp 0.35s ease-out; }
.transcription-panel.active { display: block; }

.transcription-textarea {
  width: 100%;
  min-height: 80px;
  padding: 12px 14px;
  border-radius: var(--radio);
  border: 1.5px solid var(--gris-borde);
  background: var(--blanco);
  color: var(--negro);
  font-family: 'Poppins', sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  resize: vertical;
  outline: none;
  transition: var(--trans);
}

.transcription-textarea:focus {
  border-color: var(--azul-mid);
  box-shadow: 0 0 0 3px rgba(26,86,219,.12);
}

.transcription-hint {
  font-size: 0.75rem;
  color: var(--gris-medio);
  margin-top: 6px;
  font-style: italic;
}

.transcription-actions {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  justify-content: flex-end;
}

/* ── Botones ── */
.btn {
  padding: 9px 18px;
  border-radius: var(--radio);
  border: none;
  font-family: 'Poppins', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--trans);
  outline: none;
  text-decoration: none;
}

.btn-primary {
  background: var(--azul);
  color: #fff;
}

.btn-primary:hover {
  background: var(--azul-mid);
  box-shadow: 0 4px 12px rgba(15,55,97,.25);
}

.btn-secondary {
  background: var(--blanco);
  border: 1.5px solid var(--gris-borde);
  color: var(--gris-oscuro);
}

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

.btn-success {
  background: var(--verde);
  color: #fff;
}

.btn-success:hover {
  background: #047857;
  box-shadow: 0 4px 12px rgba(5,150,105,.25);
}

.btn-lsp {
  background: var(--rojo);
  color: #fff;
  font-size: 0.92rem;
  padding: 11px 22px;
  border-radius: var(--radio-lg);
}

.btn-lsp:hover {
  background: var(--rojo-dark);
  box-shadow: 0 4px 14px rgba(217,16,35,.3);
}

.btn-new {
  background: var(--blanco);
  border: 1.5px solid var(--azul);
  color: var(--azul);
}

.btn-new:hover {
  background: var(--azul-pale);
  border-color: var(--azul-mid);
}

/* ── Panel de resultado ── */
.result-panel { display: none; animation: fadeSlideUp 0.35s ease-out; }
.result-panel.active { display: block; }

.translation-result {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 12px;
  align-items: center;
  margin-bottom: 16px;
}

.word-card {
  text-align: center;
  padding: 20px 12px;
  border-radius: var(--radio-lg);
  background: var(--azul-pale);
  border: 1px solid #BFDBFE;
}

.word-card.quechua {
  background: #FFF7ED;
  border-color: #FED7AA;
}

.word-card .lang-label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gris-medio);
  margin-bottom: 6px;
  font-weight: 600;
}

.word-card .word-text {
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--azul);
}

.word-card.quechua .word-text {
  color: #B45309;
}

.arrow-icon {
  font-size: 1.4rem;
  color: var(--azul-mid);
}

/* ── Video ── */
.video-section { display: none; margin-top: 8px; animation: fadeSlideUp 0.35s ease-out; }
.video-section.active { display: block; }

.video-wrapper {
  width: 100%;
  border-radius: var(--radio-lg);
  overflow: hidden;
  background: var(--negro);
  border: 1px solid var(--gris-borde);
}

.video-wrapper video { width: 100%; display: block; }

.video-label {
  text-align: center;
  margin-top: 10px;
  font-size: 0.82rem;
  color: var(--gris-medio);
}

.video-label strong { color: var(--rojo); }

/* ── No encontrado ── */
.not-found {
  text-align: center;
  padding: 24px;
  color: var(--gris-medio);
}

.not-found .nf-icon { font-size: 2.6rem; margin-bottom: 8px; opacity: 0.6; }
.not-found .nf-text { font-size: 0.95rem; color: var(--gris-oscuro); }
.not-found .nf-hint { font-size: 0.78rem; color: var(--gris-medio); margin-top: 4px; }

/* ── Barra de estado ── */
.status-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: var(--radio);
  font-size: 0.8rem;
  font-weight: 500;
  margin-bottom: 12px;
  transition: var(--trans);
}

.status-bar.listening {
  background: var(--azul-pale);
  border: 1px solid #BFDBFE;
  color: var(--azul);
}

.status-bar.processing {
  background: #FFFBEB;
  border: 1px solid #FDE68A;
  color: var(--ambar);
}

.status-bar.success {
  background: #ECFDF5;
  border: 1px solid #A7F3D0;
  color: var(--verde);
}

.status-bar.error {
  background: #FEF2F2;
  border: 1px solid #FECACA;
  color: var(--rojo);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
  animation: statusPulse 1.4s ease-in-out infinite;
}

@keyframes statusPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

/* ── Footer ── */
.app-footer {
  text-align: center;
  padding: 24px 16px;
  margin-top: 16px;
  color: var(--gris-medio);
  font-size: 0.75rem;
  border-top: 1px solid var(--gris-borde);
}

.app-footer a { color: var(--azul-mid); text-decoration: none; }
.app-footer a:hover { text-decoration: underline; }

/* ── Spinner ── */
.spinner {
  width: 28px;
  height: 28px;
  border: 3px solid var(--gris-borde);
  border-top-color: var(--azul);
  border-radius: 50%;
  animation: spin 0.75s linear infinite;
  margin: 12px auto;
}

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

/* ── Utilidades ── */
.hidden { display: none !important; }

/* ── Animaciones ── */
@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--gris-bg); }
::-webkit-scrollbar-thumb { background: #CBD5E1; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #94A3B8; }

/* ── Responsive ── */
@media (max-width: 640px) {
  body::before { font-size: 0.62rem; padding: 5px 8px; }

  .app-container { padding: 0 0.75rem 2rem; }

  .app-header { padding: 18px 16px 16px; }
  .app-header h1 { font-size: 1.2rem; }
  .app-header .subtitle { font-size: 0.75rem; }

  .glass-card { padding: 16px; }

  .input-tabs { flex-wrap: wrap; }
  .tab-btn { min-width: 80px; font-size: 0.72rem; padding: 7px 8px; }

  .translation-result {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .arrow-icon { transform: rotate(90deg); }

  .audio-buttons { flex-direction: column; align-items: center; }

  .word-card .word-text { font-size: 1.35rem; }

  .manual-input-wrapper { flex-direction: column; }
  .btn-search { width: 100%; justify-content: center; }
}