/* Paleta suave con azul protagonista */
:root {
  color-scheme: light dark;
  font-family: "Inter", "Rubik", "Segoe UI", system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  font-weight: 400;
  --bg-gradient: radial-gradient(circle at 10% 20%, #eef2ff 0%, #e9f5fb 40%, #f8f4ff 100%);
  --bg-accent-1: rgba(99, 102, 241, 0.16);
  --bg-accent-2: rgba(59, 130, 246, 0.12);
  --card: rgba(255, 255, 255, 0.9);
  --border: rgba(148, 163, 184, 0.35);
  --accent: #2563eb;
  --accent-dark: #1d4ed8;
  --accent-alt: #7c3aed;
  --accent-gradient: linear-gradient(135deg, #2563eb, #7c3aed);
  --text: #0f172a;
  --text-muted: #4b5563;
  --success: #16a34a;
  --danger: #ef4444;
  --shadow-soft: 0 20px 40px rgba(37, 99, 235, 0.1);
  --shadow-strong: 0 30px 60px rgba(124, 58, 237, 0.18);
  background: var(--bg-gradient);
  color: var(--text);
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg-gradient);
  position: relative;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
  justify-content: center;
  padding: 2.5rem 1.25rem 5rem;
}

body::before,
body::after {
  content: "";
  position: fixed;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.6;
  pointer-events: none;
  z-index: 0;
}

body::before {
  top: -180px;
  right: -120px;
  background: var(--bg-accent-1);
  animation: float 16s ease-in-out infinite;
}

body::after {
  bottom: -160px;
  left: -120px;
  background: var(--bg-accent-2);
  animation: float 18s ease-in-out infinite reverse;
}

main,
header,
section,
.card {
  position: relative;
  z-index: 1;
}

.topbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-end;
  padding: 1.75rem 2rem;
  border-radius: 1.75rem;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(148, 163, 184, 0.25);
  backdrop-filter: blur(12px);
  max-width: 1100px;
  width: min(1100px, 100%);
}

.topbar-controls {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: flex-end;
}

.topbar h1 {
  margin: 0;
  font-size: clamp(1.9rem, 3vw, 2.7rem);
  color: var(--text);
  font-weight: 700;
}

.topbar h1 span {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.subtitle {
  margin: 0.4rem 0 0;
  color: var(--text-muted);
  font-size: 1rem;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.9rem;
}

.hero-tag {
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  background: rgba(124, 58, 237, 0.12);
  color: var(--accent-alt);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.01em;
  box-shadow: inset 0 0 0 1px rgba(124, 58, 237, 0.25);
}

.mode-switch {
  display: inline-flex;
  gap: 0.5rem;
  background: rgba(37, 99, 235, 0.08);
  padding: 0.45rem;
  border-radius: 999px;
  box-shadow: inset 0 0 0 1px rgba(37, 99, 235, 0.15);
}

.language-switch {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(37, 99, 235, 0.08);
  border-radius: 999px;
  padding: 0.35rem 0.55rem;
  box-shadow: inset 0 0 0 1px rgba(37, 99, 235, 0.12);
}

.language-switch select {
  border: none;
  background: transparent;
  color: var(--accent);
  font-weight: 600;
  padding: 0.3rem 0.6rem;
  border-radius: 999px;
  cursor: pointer;
  appearance: none;
}

.language-switch select:focus {
  outline: none;
}

.mode-switch button {
  border: none;
  background: transparent;
  color: var(--accent);
  font-weight: 600;
  padding: 0.55rem 1.2rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
  letter-spacing: 0.02em;
}

.mode-switch button.active {
  background: var(--accent-gradient);
  color: white;
  box-shadow: 0 12px 24px rgba(37, 99, 235, 0.2);
}

main {
  margin-top: 0;
  width: min(1100px, 100%);
  display: grid;
  gap: 2rem;
}

.panel {
  display: none;
}

.panel.active {
  display: block;
}

.panel-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.panel-header h2 {
  margin: 0;
  font-size: clamp(1.6rem, 2.5vw, 1.9rem);
  color: var(--text);
  font-weight: 700;
}

.actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

select,
input,
textarea,
button {
  font: inherit;
  font-weight: 500;
}

select,
input,
textarea {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border-radius: 0.85rem;
  border: 1px solid rgba(148, 163, 184, 0.4);
  background-color: rgba(255, 255, 255, 0.85);
  box-sizing: border-box;
  transition: border 0.2s ease, box-shadow 0.2s ease;
}

select:focus,
input:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 12px 30px rgba(37, 99, 235, 0.18), 0 0 0 3px rgba(37, 99, 235, 0.22);
}

button {
  border-radius: 0.9rem;
  border: 1px solid transparent;
  background: var(--accent-gradient);
  color: white;
  padding: 0.65rem 1.45rem;
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.2s ease, filter 0.2s ease;
  box-shadow: 0 14px 30px rgba(37, 99, 235, 0.18);
}

button:hover {
  filter: brightness(1.05);
}

button:active {
  transform: translateY(1px);
  box-shadow: 0 10px 20px rgba(37, 99, 235, 0.15);
}

button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.button.secondary,
button.secondary {
  background: rgba(37, 99, 235, 0.14);
  color: var(--accent);
  border-color: rgba(37, 99, 235, 0.22);
  box-shadow: none;
}

.button.secondary:hover,
button.secondary:hover {
  background: rgba(37, 99, 235, 0.18);
}

.button.secondary:active,
button.secondary:active {
  transform: translateY(1px);
}

.card {
  background: var(--card);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 1.5rem;
  padding: 1.75rem;
  display: grid;
  gap: 1rem;
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(8px);
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(124, 58, 237, 0));
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.card:hover::before {
  opacity: 1;
}

.card-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}

.card h3 {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 700;
}

.button-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: flex-end;
}

.hint {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  background: rgba(37, 99, 235, 0.08);
  padding: 0.75rem 1rem;
  border-radius: 0.85rem;
}

.field-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

label {
  display: grid;
  gap: 0.4rem;
  font-weight: 600;
  color: var(--text);
}

label textarea,
label input {
  font-weight: 400;
}

.challenge-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.95rem;
}

.challenge-item details {
  border: 1px solid rgba(148, 163, 184, 0.35);
  border-radius: 1.1rem;
  padding: 0.6rem 0.85rem;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 12px 20px rgba(15, 23, 42, 0.05);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.challenge-item details:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 28px rgba(37, 99, 235, 0.12);
}

.challenge-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}

.challenge-item summary::-webkit-details-marker {
  display: none;
}

.challenge-controls {
  display: inline-flex;
  gap: 0.35rem;
}

.challenge-controls button {
  width: 2.1rem;
  height: 2.1rem;
  padding: 0;
  display: grid;
  place-items: center;
  font-size: 0.9rem;
  background: rgba(37, 99, 235, 0.12);
  color: var(--accent);
  border: none;
  box-shadow: none;
}

.challenge-controls button:hover {
  background: rgba(37, 99, 235, 0.2);
}

.challenge-controls button:active {
  transform: translateY(1px);
}

.challenge-body {
  display: grid;
  gap: 0.75rem;
  margin-top: 0.75rem;
}

.new-challenge {
  border: 1px dashed var(--border);
  border-radius: 1rem;
  padding: 1rem;
  display: grid;
  gap: 0.75rem;
}

.new-challenge legend {
  font-weight: 700;
  color: var(--accent);
}

.dropdown-label {
  display: grid;
  gap: 0.6rem;
}

.player-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.player-actions button:last-child {
  background: rgba(220, 38, 38, 0.12);
  color: var(--danger);
  box-shadow: none;
}

.player-actions button:last-child:hover {
  background: rgba(220, 38, 38, 0.18);
}

.player-actions button:last-child:hover {
  background: rgba(220, 38, 38, 0.2);
}

.player-actions button:last-child:active {
  transform: translateY(1px);
}

.player-actions button:last-child {
  border: 1px solid rgba(220, 38, 38, 0.2);
}

.player-actions button:last-child:hover {
  border-color: rgba(220, 38, 38, 0.35);
}

.intro-text {
  background: rgba(37, 99, 235, 0.08);
  border-radius: 0.85rem;
  padding: 1rem;
  line-height: 1.6;
}

/* Estilos básicos para contenido Markdown en la vista del jugador */
#player-story ul,
#challenge-description ul,
#challenge-hint-text ul,
#challenge-feedback ul,
#reward-message ul {
  margin: 0.5rem 0 0.5rem 1.25rem;
}

#player-story ol,
#challenge-description ol,
#challenge-hint-text ol,
#challenge-feedback ol,
#reward-message ol {
  margin: 0.5rem 0 0.5rem 1.25rem;
}

#player-story blockquote,
#challenge-description blockquote,
#challenge-hint-text blockquote,
#challenge-feedback blockquote,
#reward-message blockquote {
  margin: 0.5rem 0;
  padding-left: 0.9rem;
  border-left: 3px solid rgba(37, 99, 235, 0.35);
  color: var(--text-muted);
}

#player-story code,
#challenge-description code,
#challenge-hint-text code,
#challenge-feedback code,
#reward-message code {
  background: rgba(15, 23, 42, 0.06);
  padding: 0.1rem 0.35rem;
  border-radius: 0.35rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

.challenge-view,
.reward-view {
  display: grid;
  gap: 0.75rem;
}

.challenge-view {
  padding-top: 0.25rem;
}

.challenge-view h4 {
  margin-bottom: 0.25rem;
}

.challenge-actions {
  display: grid;
  gap: 0.45rem;
  background: rgba(37, 99, 235, 0.06);
  border-radius: 0.85rem;
  padding: 0.75rem 0.85rem;
}

.challenge-actions button {
  justify-self: start;
}

.hint-text {
  margin: 0;
  font-style: italic;
  color: var(--text-muted);
  /* Renderizamos HTML (Markdown), por lo que no forzamos pre-wrap */
  white-space: normal;
}

/* Lista de adjuntos */
.attachment-list {
  list-style: none;
  padding: 0;
  margin: 0.25rem 0 0.5rem;
  display: grid;
  gap: 0.35rem;
}
.attachment-list li {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.6rem;
  background: rgba(37, 99, 235, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.25);
  border-radius: 0.6rem;
  padding: 0.5rem 0.6rem;
}
.attachment-list a {
  word-break: break-all;
  color: var(--accent);
}
.attachment-list .preview {
  display: block;
  max-width: min(380px, 100%);
  height: auto;
  border-radius: 0.5rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.06);
}
.attachment-list video,
.attachment-list audio {
  width: min(420px, 100%);
}
.attachment-item {
  flex-direction: column;
}
.attachment-list button.remove-attachment {
  background: rgba(220, 38, 38, 0.12);
  color: var(--danger);
  box-shadow: none;
  border: 1px solid rgba(220, 38, 38, 0.25);
  padding: 0.25rem 0.5rem;
}
.attachment-list button.remove-attachment:hover {
  background: rgba(220, 38, 38, 0.18);
}

.hidden {
  display: none !important;
}

.toast {
  position: fixed;
  inset-inline: 0;
  bottom: 1.75rem;
  margin-inline: auto;
  width: min(90vw, 360px);
  background: var(--accent-gradient);
  color: white;
  padding: 1rem 1.15rem;
  border-radius: 1rem;
  text-align: center;
  box-shadow: var(--shadow-strong);
  font-weight: 600;
  letter-spacing: 0.01em;
  backdrop-filter: blur(6px);
}

.toast.error {
  background: var(--danger);
  box-shadow: 0 20px 35px rgba(239, 68, 68, 0.25);
}

/* Progreso */
.progress-overlay {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(15, 23, 42, 0.35);
  backdrop-filter: blur(2px);
  z-index: 60;
}
.progress-card {
  width: min(420px, 92vw);
}
.progress-bar-outer {
  width: 100%;
  height: 12px;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.15);
  border: 1px solid rgba(148, 163, 184, 0.25);
  overflow: hidden;
}
.progress-bar-inner {
  height: 100%;
  background: var(--accent-gradient);
  border-radius: 999px;
  transition: width 0.2s ease;
}
.progress-text {
  margin: 0.35rem 0 0;
  color: var(--text-muted);
  font-weight: 600;
}
.progress-actions {
  display: flex;
  justify-content: flex-end;
}

/* Modal genérico */
.modal {
  position: fixed;
  inset: 0;
  z-index: 50;
}
.modal.hidden { display: none !important; }
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(2px);
}
.modal-dialog {
  position: relative;
  z-index: 1;
  width: min(800px, 92vw);
  margin: 8vh auto;
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}
.modal-content {
  display: grid;
  gap: 0.5rem;
}
.modal-content ul { margin: 0.5rem 0 0.5rem 1.25rem; }
.modal-content ol { margin: 0.5rem 0 0.5rem 1.25rem; }
.modal-content blockquote {
  margin: 0.5rem 0;
  padding-left: 0.9rem;
  border-left: 3px solid rgba(37, 99, 235, 0.35);
  color: var(--text-muted);
}
.modal-content code {
  background: rgba(15, 23, 42, 0.06);
  padding: 0.1rem 0.35rem;
  border-radius: 0.35rem;
}

@media (max-width: 720px) {
  body {
    padding: 2rem 1.1rem 4rem;
  }

  .card {
    padding: 1.4rem;
  }

  .mode-switch {
    width: 100%;
    justify-content: space-between;
  }

  .mode-switch button {
    flex: 1;
  }

  .topbar-controls {
    width: 100%;
    align-items: stretch;
  }

  .language-switch {
    justify-content: center;
  }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@keyframes float {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }
  45% {
    transform: translate3d(35px, 25px, 0);
  }
  75% {
    transform: translate3d(-25px, -30px, 0);
  }
}

/* Estilos para respuestas condicionales */
.conditional-answers-section {
  margin-top: 1rem;
}

.conditional-answers-section details {
  background: rgba(248, 250, 252, 0.6);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1rem;
}

.conditional-answers-section summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--accent);
  padding: 0.5rem;
  margin: -0.5rem;
  border-radius: 0.5rem;
  transition: background 0.2s;
}

.conditional-answers-section summary:hover {
  background: rgba(37, 99, 235, 0.08);
}

.conditional-answers-section .hint {
  margin: 0.75rem 0;
  font-size: 0.9rem;
}

#conditional-answers-container {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin: 1rem 0;
}

.condition-item {
  display: grid;
  grid-template-columns: 1fr 1.5fr auto;
  gap: 0.75rem;
  align-items: end;
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
}

.condition-item label {
  margin: 0;
}

.condition-item label span {
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.25rem;
  display: block;
}

.condition-item input,
.condition-item select {
  width: 100%;
}

.condition-item button.small {
  padding: 0.4rem 0.75rem;
  font-size: 0.85rem;
  white-space: nowrap;
}

@media (max-width: 720px) {
  .condition-item {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  
  .condition-item button.small {
    width: 100%;
  }
}