:root {
  --bg: #f7f3ea;
  --surface: #ffffff;
  --text: #2a2620;
  --muted: #6e665a;
  --border: #e4dccb;
  --bar: #0f2a3a;
  --primary: #17405a;
  --on-primary: #ffffff;
  --primary-soft: #e4edf2;
  --accent: #c99a1e;
  --sidebar-w: 300px;
  --topbar-h: 56px;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(0, 0, 0, .08);
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #15140f;
    --surface: #201e18;
    --text: #ece6d8;
    --muted: #a69d8c;
    --border: #36322a;
    --bar: #0f2a3a;
    --primary: #e2bd52;
    --on-primary: #1a1608;
    --primary-soft: #2a2614;
    --accent: #e8c547;
    --shadow: none;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}

a { color: var(--primary); }

h1 { font-size: 1.75rem; line-height: 1.2; margin: .25rem 0 .5rem; }
h2 { font-size: 1.15rem; margin: 0 0 .5rem; }

/* ---------- Barra superior ---------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  height: calc(var(--topbar-h) + env(safe-area-inset-top));
  padding: env(safe-area-inset-top) 12px 0;
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bar);
  color: #fff;
  border-bottom: 2px solid var(--accent);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: inherit;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
}

.menu-btn {
  width: 44px;
  height: 44px;
  border: 0;
  background: transparent;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  padding: 0 10px;
  cursor: pointer;
}
.menu-btn span { display: block; height: 2px; background: #fff; border-radius: 2px; }

/* ---------- Menú lateral ---------- */

.layout { display: flex; }

.sidebar {
  position: fixed;
  z-index: 25;
  top: calc(var(--topbar-h) + env(safe-area-inset-top));
  bottom: 0;
  left: 0;
  width: min(var(--sidebar-w), 85vw);
  overflow-y: auto;
  overscroll-behavior: contain;
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 8px 0 calc(24px + env(safe-area-inset-bottom));
  transform: translateX(-100%);
  transition: transform .2s ease;
}
.menu-abierto .sidebar { transform: none; }

.backdrop {
  position: fixed;
  inset: 0;
  z-index: 20;
  background: rgba(0, 0, 0, .4);
}

.menu, .menu ul { list-style: none; margin: 0; padding: 0; }
.menu ul { padding-left: 14px; }

.menu a, .menu summary {
  display: block;
  padding: 10px 16px;
  color: var(--text);
  text-decoration: none;
  border-radius: 8px;
  margin: 1px 8px;
  cursor: pointer;
}
.menu ul a, .menu ul summary { padding: 7px 12px; font-size: .95rem; }
.menu a:hover, .menu summary:hover { background: var(--primary-soft); }
.menu a.activo { background: var(--primary); color: var(--on-primary); }
.menu a.ver-todos { color: var(--muted); font-style: italic; }
.menu a.ver-todos.activo { color: var(--on-primary); }

.menu summary { list-style: none; position: relative; padding-right: 32px; }
.menu summary::-webkit-details-marker { display: none; }
.menu summary::after {
  content: "";
  position: absolute;
  right: 14px;
  top: 50%;
  width: 7px;
  height: 7px;
  border-right: 2px solid var(--muted);
  border-bottom: 2px solid var(--muted);
  transform: translateY(-70%) rotate(45deg);
  transition: transform .15s;
}
.menu details[open] > summary::after { transform: translateY(-30%) rotate(-135deg); }
.menu > li > details > summary { font-weight: 600; }

@media (min-width: 960px) {
  .menu-btn { display: none; }
  .sidebar { transform: none; }
  .backdrop { display: none; }
  .content { margin-left: var(--sidebar-w); }
}

/* ---------- Contenido ---------- */

.content {
  flex: 1;
  min-width: 0;
  max-width: 1000px;
  padding: 20px 16px calc(40px + env(safe-area-inset-bottom));
  outline: none;
}
@media (min-width: 960px) { .content { padding: 28px 40px 60px; } }

.intro { color: var(--muted); margin: 0 0 1rem; }

.migas {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  font-size: .85rem;
  color: var(--muted);
  margin-bottom: 8px;
}
.migas a { color: var(--muted); }

.hero {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 24px;
  margin-bottom: 20px;
  border-radius: var(--radius);
  background: radial-gradient(circle at 20% 50%, #1d4a63, var(--bar) 70%);
  color: #fff;
}
.hero h1 { color: #e8c547; }
.hero h1 { font-size: 2rem; }
.hero p { margin: 0; opacity: .9; }
.hero .odu { width: 140px; }
@media (max-width: 520px) { .hero { flex-direction: column; text-align: center; } }

.tarjetas {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}

.tarjeta, .tarjeta-odu, .fila, .bloque, .vacio {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.tarjeta {
  display: block;
  padding: 18px;
  color: inherit;
  text-decoration: none;
  border-top: 4px solid var(--accent);
}
.tarjeta h2 { color: var(--primary); }
.tarjeta p { margin: 0; color: var(--muted); font-size: .95rem; }
.tarjeta:hover, .tarjeta-odu:hover, .fila:hover { border-color: var(--primary); }

.rejilla {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
}

.tarjeta-odu {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 10px 10px 12px;
  text-align: center;
  color: inherit;
  text-decoration: none;
}
.tarjeta-odu strong { font-size: .95rem; font-weight: 600; }
.tarjeta-odu .num {
  position: absolute;
  top: 8px;
  left: 8px;
  min-width: 22px;
  padding: 0 6px;
  border-radius: 11px;
  font-size: .75rem;
  font-weight: 600;
  background: var(--accent);
  color: #1a1608;
}
.tarjeta-odu.es-meyi { border-color: var(--accent); background: var(--primary-soft); }
.tarjeta-odu:hover .odu { transform: scale(1.04); }
.tarjeta-odu .odu { transition: transform .15s; }

.cabecera-odu { display: flex; align-items: center; gap: 20px; margin-bottom: 18px; }
.cabecera-odu h1 { margin-top: 0; }

.bloque { padding: 16px 18px; margin-bottom: 12px; }
.bloque p:last-child, .bloque ul:last-child { margin-bottom: 0; }
.pendiente { color: var(--muted); font-style: italic; margin: 0; }
.rezo { font-size: 1.05rem; }

.paginacion { display: flex; justify-content: space-between; gap: 12px; margin-top: 20px; }
.paginacion a { text-decoration: none; font-weight: 600; }

.lista { display: flex; flex-direction: column; gap: 8px; }
.fila {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  color: inherit;
  text-decoration: none;
}
.fila strong { display: block; }
.fila small { color: var(--muted); }

.colores { display: inline-flex; gap: 4px; flex-shrink: 0; }
.colores i {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1px solid var(--border);
}
h1 + .intro + .colores { margin-bottom: 16px; }

.vacio { padding: 32px 18px; text-align: center; color: var(--muted); }

/* ---------- Cuenta ---------- */

.cuenta-btn {
  margin-left: auto;
  padding: 6px 14px;
  border: 1px solid var(--accent);
  border-radius: 18px;
  color: #fff;
  text-decoration: none;
  font-size: .9rem;
  font-weight: 600;
  max-width: 40vw;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.cuenta-btn.con-sesion { background: var(--accent); color: #1a1608; }

.menu .menu-cuenta { margin-top: 8px; padding-top: 8px; border-top: 1px solid var(--border); }

.caja-cuenta {
  max-width: 420px;
  margin: 12px auto;
  padding: 24px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.formulario { display: flex; flex-direction: column; gap: 14px; max-width: 420px; }

.campo { display: flex; flex-direction: column; gap: 4px; font-size: .9rem; font-weight: 600; }
.campo[hidden] { display: none; }
.campo input {
  font: inherit;
  font-weight: 400;
  font-size: 1rem; /* 16px evita el zoom automático en iOS */
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
}
.campo input:focus { outline: 2px solid var(--primary); outline-offset: 1px; border-color: transparent; }

.btn {
  align-self: flex-start;
  font: inherit;
  font-weight: 600;
  padding: 10px 20px;
  border: 0;
  border-radius: 8px;
  background: var(--primary);
  color: var(--on-primary);
  cursor: pointer;
}
.btn:disabled { opacity: .6; cursor: progress; }
.btn-sec { background: transparent; color: var(--primary); border: 1px solid var(--primary); }
.btn-peligro { background: #b3261e; color: #fff; }
.caja-cuenta .btn { align-self: stretch; }

.mensaje { margin: 0; padding: 10px 12px; border-radius: 8px; font-size: .92rem; }
.mensaje.error { background: #fbe4e2; color: #8c1d18; }
.mensaje.ok { background: #e2f3e6; color: #1d5b2c; }
@media (prefers-color-scheme: dark) {
  .mensaje.error { background: #3d1a18; color: #f4b4ae; }
  .mensaje.ok { background: #173222; color: #a8dcb5; }
}

.enlaces { margin: 14px 0 0; text-align: center; font-size: .92rem; }
.nota { color: var(--muted); font-size: .85rem; margin: 10px 0 0; }

.peligro summary { cursor: pointer; list-style: none; }
.peligro summary::-webkit-details-marker { display: none; }
.peligro summary h2 { display: inline; color: #b3261e; }
.peligro details[open] summary { margin-bottom: 8px; }

/* ---------- Administración ---------- */

.campo select, .filtros input, .filtros select {
  font: inherit;
  font-weight: 400;
  font-size: 1rem;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
}
.campo select:disabled { opacity: .6; }

.interruptor { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: .95rem; cursor: pointer; }
.interruptor input { width: 20px; height: 20px; accent-color: var(--primary); }

.filtros { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0 4px; }
.filtros input { flex: 1 1 220px; min-width: 0; }
.filtros select { flex: 0 1 auto; }

.bloque > summary { cursor: pointer; list-style: none; }
.bloque > summary::-webkit-details-marker { display: none; }
.bloque > summary h2 { display: inline; margin: 0; }
.bloque > summary::after { content: " ▾"; color: var(--muted); }
.bloque[open] > summary { margin-bottom: 12px; }
.leyenda ul { margin: 0; padding-left: 20px; }

.u-lista { display: flex; flex-direction: column; gap: 8px; margin: 8px 0 16px; }
.u-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.u-item[open] { border-color: var(--primary); }
.u-item > summary {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 16px;
  cursor: pointer;
  list-style: none;
}
.u-item > summary::-webkit-details-marker { display: none; }
.u-item small { color: var(--muted); overflow-wrap: anywhere; }
.u-linea { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.u-cuerpo { padding: 4px 16px 16px; border-top: 1px solid var(--border); }
.u-cuerpo h3 { font-size: 1rem; margin: 18px 0 10px; }
.u-sesiones { margin: 0 0 10px; color: var(--muted); }
.acciones { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 10px; }

.insignia {
  display: inline-block;
  padding: 1px 8px;
  border-radius: 10px;
  font-size: .75rem;
  font-weight: 600;
  background: var(--primary-soft);
  color: var(--text);
}
.insignia.rol-admin { background: var(--accent); color: #1a1608; }
.insignia.rol-editor { background: #2c6fb7; color: #fff; }
.insignia.rol-avanzado { background: #6d4c9f; color: #fff; }
.insignia.desactivada { background: #b3261e; color: #fff; }
.insignia.tu { background: transparent; border: 1px solid var(--muted); color: var(--muted); }

.actividad { list-style: none; margin: 0; padding: 0; }
.actividad li {
  display: flex;
  gap: 12px;
  padding: 8px 0;
  border-top: 1px solid var(--border);
  font-size: .9rem;
}
.actividad li:first-child { border-top: 0; }
.actividad small { display: block; color: var(--muted); overflow-wrap: anywhere; }
.a-fecha { flex-shrink: 0; width: 120px; color: var(--muted); }
@media (max-width: 520px) { .actividad li { flex-direction: column; gap: 2px; } }

/* ---------- Videos ---------- */

.campo textarea {
  font: inherit;
  font-weight: 400;
  font-size: 1rem;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  resize: vertical;
}
.campo textarea:focus { outline: 2px solid var(--primary); outline-offset: 1px; border-color: transparent; }

.videos { display: flex; flex-direction: column; gap: 12px; margin-top: 8px; }

.video {
  display: flex;
  gap: 16px;
  padding: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.video-mini {
  position: relative;
  flex-shrink: 0;
  width: 240px;
  aspect-ratio: 16 / 9;
  border-radius: 8px;
  overflow: hidden;
  background: var(--bar);
}
.video-mini img { width: 100%; height: 100%; object-fit: cover; display: block; }
.video-play {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(0, 0, 0, .65);
  color: #fff;
  font-size: 1.3rem;
  padding-left: 4px;
  transition: background .15s;
}
.video-mini:hover .video-play { background: var(--accent); color: #1a1608; }

.video-info { flex: 1; min-width: 0; }
.video-info h2 { margin: 0 0 2px; }
.video-autor { margin: 0 0 8px; color: var(--muted); font-weight: 600; font-size: .92rem; }
.video-desc { margin: 0 0 12px; overflow-wrap: anywhere; }
.video .acciones { margin-bottom: 0; }
.video .acciones .btn { text-decoration: none; padding: 8px 16px; }
.video .mensaje { margin-top: 10px; }
.video-editar { margin-top: 14px; padding-top: 4px; border-top: 1px solid var(--border); }
.video-editar h3 { font-size: 1rem; margin: 12px 0 10px; }

@media (max-width: 640px) {
  .video { flex-direction: column; }
  .video-mini { width: 100%; }
}

.video-archivo { flex-direction: column; }
.video-player {
  display: block;
  width: 100%;
  max-height: 70vh;
  border-radius: 8px;
  background: #000;
}

.origen { border: 0; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px 20px; }
.origen legend { font-weight: 600; font-size: .9rem; margin-bottom: 6px; padding: 0; }
.origen label { display: flex; align-items: center; gap: 8px; cursor: pointer; }
.origen input { width: 18px; height: 18px; accent-color: var(--primary); }
[data-origen][hidden] { display: none; }
.campo input[type=file] { padding: 8px; font-size: .95rem; }

.subida { display: flex; align-items: center; gap: 10px; margin-top: 8px; font-size: .9rem; color: var(--muted); }
.subida[hidden] { display: none; }
.subida progress { flex: 1; height: 10px; accent-color: var(--primary); }

/* ---------- Imagen del Odu ---------- */

.odu {
  display: block;
  flex-shrink: 0;
  width: 120px;
  height: auto;
  aspect-ratio: 1;
  border-radius: 50%;
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, .25));
}
.odu-sm { width: 100%; max-width: 150px; }
.odu-lg { width: 220px; }
@media (max-width: 520px) {
  .cabecera-odu { flex-direction: column; align-items: flex-start; }
  .cabecera-odu .odu-lg { width: 100%; max-width: 320px; }
}