/* ============================================================
   Tablero de Respuestas Rápidas — Estilos
   Estética tipo papel/canvas, cálida y limpia.
   Pensado para pantalla de 1920×1080.
   ============================================================ */

/* ---------- Variables de color ---------- */
:root {
  --crema:      #f4efe6;   /* fondo */
  --hueso:      #fffdf8;   /* tarjetas */
  --terracota:  #c5562b;   /* acento */
  --terracota-suave: #e8a486;
  --verde:      #4f7a52;   /* aviso de copiado */
  --tinta:      #3a342c;   /* texto principal */
  --tinta-suave:#8c8270;   /* texto secundario */
  --borde:      #e4dccc;   /* bordes suaves */
  --sombra:     0 2px 6px rgba(80, 60, 30, 0.08);
  --sombra-alta:0 10px 22px rgba(120, 70, 30, 0.16);
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  font-family: "Hanken Grotesk", system-ui, sans-serif;
  color: var(--tinta);
  background-color: var(--crema);
  /* Grilla sutil de cuadrícula sobre el fondo crema */
  background-image:
    linear-gradient(rgba(180, 160, 120, 0.10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(180, 160, 120, 0.10) 1px, transparent 1px);
  background-size: 26px 26px;
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/* ---------- Tipografía de títulos ---------- */
h1, h2, .grupo__titulo {
  font-family: "Fraunces", Georgia, serif;
}

/* ============================================================
   CABECERA
   ============================================================ */
.cabecera {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 14px 28px;
  background: rgba(255, 253, 248, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--borde);
  box-shadow: var(--sombra);
  z-index: 10;
}

.cabecera__titulo {
  margin: 0;
  font-size: 24px;
  font-weight: 600;
  color: var(--terracota);
  white-space: nowrap;
}

.cabecera__buscador {
  flex: 1 1 auto;
  max-width: 520px;
}

.cabecera__buscador input {
  width: 100%;
  padding: 11px 18px;
  font-family: inherit;
  font-size: 15px;
  color: var(--tinta);
  background: var(--hueso);
  border: 1px solid var(--borde);
  border-radius: 999px;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.cabecera__buscador input:focus {
  border-color: var(--terracota);
  box-shadow: 0 0 0 3px rgba(197, 86, 43, 0.15);
}

.cabecera__acciones {
  display: flex;
  gap: 12px;
  flex: 0 0 auto;
}

/* ---------- Botones tipo pastilla ---------- */
.boton {
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: transform .12s, background .15s, box-shadow .15s, color .15s;
}
.boton:active { transform: translateY(1px); }

.boton--solido {
  background: var(--terracota);
  color: #fff;
  box-shadow: 0 3px 8px rgba(197, 86, 43, 0.30);
}
.boton--solido:hover { background: #ad481f; }

.boton--fantasma {
  background: transparent;
  color: var(--terracota);
  border-color: var(--terracota-suave);
}
.boton--fantasma:hover { background: rgba(197, 86, 43, 0.08); }

/* ============================================================
   TABLERO (columnas horizontales)
   ============================================================ */
.tablero {
  flex: 1 1 auto;
  display: flex;
  align-items: flex-start;
  gap: 22px;
  padding: 24px 28px 40px;
  overflow-x: auto;   /* scroll horizontal si hay muchos grupos */
  overflow-y: hidden;
}

/* Barra de scroll discreta */
.tablero::-webkit-scrollbar { height: 12px; }
.tablero::-webkit-scrollbar-thumb {
  background: var(--terracota-suave);
  border-radius: 999px;
  border: 3px solid var(--crema);
}

/* ============================================================
   GRUPO (columna)
   ============================================================ */
.grupo {
  flex: 0 0 320px;     /* ancho fijo ~320px */
  width: 320px;
  max-height: 100%;
  display: flex;
  flex-direction: column;
  background: rgba(255, 253, 248, 0.55);
  border: 1px solid var(--borde);
  border-radius: 16px;
  box-shadow: var(--sombra);
}
.grupo.arrastrando { opacity: .5; }
.grupo.sobre-objetivo { outline: 2px dashed var(--terracota); }

.grupo__cabecera {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 16px 10px;
  border-bottom: 1px solid var(--borde);
  cursor: grab;
}

.grupo__titulo {
  flex: 1 1 auto;
  font-size: 18px;
  font-weight: 600;
  color: var(--tinta);
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 3px 6px;
  outline: none;
  cursor: text;
}
.grupo__titulo:hover { background: rgba(197, 86, 43, 0.06); }
.grupo__titulo:focus {
  border-color: var(--terracota);
  background: var(--hueso);
}

.grupo__contador {
  flex: 0 0 auto;
  font-size: 12px;
  font-weight: 600;
  color: var(--tinta-suave);
  background: var(--crema);
  border-radius: 999px;
  padding: 2px 9px;
}

.grupo__borrar {
  flex: 0 0 auto;
  border: none;
  background: transparent;
  color: var(--tinta-suave);
  font-size: 17px;
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 6px;
  line-height: 1;
}
.grupo__borrar:hover { color: var(--terracota); background: rgba(197, 86, 43, 0.10); }

/* Zona de tarjetas con scroll vertical */
.grupo__tarjetas {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.grupo__tarjetas::-webkit-scrollbar { width: 9px; }
.grupo__tarjetas::-webkit-scrollbar-thumb {
  background: var(--borde);
  border-radius: 999px;
}

.grupo__pie { padding: 0 12px 14px; }

.grupo__agregar {
  width: 100%;
  padding: 10px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  color: var(--terracota);
  background: transparent;
  border: 1.5px dashed var(--terracota-suave);
  border-radius: 12px;
  cursor: pointer;
  transition: background .15s;
}
.grupo__agregar:hover { background: rgba(197, 86, 43, 0.08); }

/* ============================================================
   TARJETA
   ============================================================ */
.tarjeta {
  position: relative;
  background: var(--hueso);
  border: 1px solid var(--borde);
  border-radius: 12px;
  padding: 12px 14px 10px;
  box-shadow: var(--sombra);
  cursor: pointer;
  transition: transform .14s, box-shadow .14s, border-color .14s;
}
.tarjeta:hover {
  transform: translateY(-3px);
  box-shadow: var(--sombra-alta);
  border-color: var(--terracota);
}
.tarjeta.arrastrando { opacity: .5; }

.tarjeta__titulo {
  font-family: "Fraunces", serif;
  font-size: 15px;
  font-weight: 600;
  color: var(--terracota);
  margin: 0 0 5px;
  padding-right: 52px;       /* espacio para los botones */
  word-break: break-word;
}

.tarjeta__cuerpo {
  font-size: 14px;
  line-height: 1.45;
  color: var(--tinta);
  white-space: pre-wrap;     /* respeta saltos de línea */
  word-break: break-word;
  max-height: 160px;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(180deg, #000 80%, transparent);
          mask-image: linear-gradient(180deg, #000 80%, transparent);
}

.tarjeta__pie {
  margin-top: 8px;
  font-size: 11.5px;
  color: var(--tinta-suave);
  font-weight: 500;
}

/* Botones de editar / eliminar (aparecen al hover) */
.tarjeta__acciones {
  position: absolute;
  top: 8px;
  right: 8px;
  display: flex;
  gap: 4px;
  opacity: 0;
  transition: opacity .14s;
}
.tarjeta:hover .tarjeta__acciones { opacity: 1; }

.tarjeta__accion {
  border: none;
  background: var(--crema);
  border-radius: 7px;
  width: 26px;
  height: 26px;
  font-size: 13px;
  cursor: pointer;
  display: grid;
  place-items: center;
  color: var(--tinta-suave);
}
.tarjeta__accion:hover { background: var(--terracota); color: #fff; }

/* ============================================================
   AVISO "¡COPIADO!"
   ============================================================ */
.aviso {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--verde);
  color: #fff;
  font-weight: 600;
  font-size: 15px;
  padding: 11px 26px;
  border-radius: 999px;
  box-shadow: 0 8px 20px rgba(79, 122, 82, 0.40);
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s, transform .2s;
  z-index: 100;
}
.aviso.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ============================================================
   MODAL
   ============================================================ */
.modal-fondo {
  position: fixed;
  inset: 0;
  background: rgba(58, 52, 44, 0.45);
  backdrop-filter: blur(4px);
  display: grid;
  place-items: center;
  z-index: 200;
}
.modal-fondo[hidden] { display: none; }

.modal {
  width: 520px;
  max-width: calc(100vw - 40px);
  background: var(--hueso);
  border-radius: 18px;
  padding: 26px 28px;
  box-shadow: var(--sombra-alta);
  animation: aparecer .18s ease;
}
@keyframes aparecer {
  from { opacity: 0; transform: translateY(10px) scale(.98); }
  to   { opacity: 1; transform: none; }
}

.modal__titulo {
  margin: 0 0 18px;
  font-size: 22px;
  font-weight: 600;
  color: var(--terracota);
}

.campo { display: block; margin-bottom: 16px; }
.campo__etiqueta {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--tinta-suave);
  margin-bottom: 6px;
}
.campo input,
.campo textarea {
  width: 100%;
  font-family: inherit;
  font-size: 15px;
  color: var(--tinta);
  background: #fff;
  border: 1px solid var(--borde);
  border-radius: 10px;
  padding: 11px 14px;
  outline: none;
  resize: vertical;
  transition: border-color .15s, box-shadow .15s;
}
.campo input:focus,
.campo textarea:focus {
  border-color: var(--terracota);
  box-shadow: 0 0 0 3px rgba(197, 86, 43, 0.15);
}

.modal__pie {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 8px;
}
.modal__pista { font-size: 12px; color: var(--tinta-suave); }
.modal__botones { display: flex; gap: 10px; }

/* ---------- Estado vacío ---------- */
.vacio {
  margin: auto;
  text-align: center;
  color: var(--tinta-suave);
}
.vacio h2 { font-size: 22px; color: var(--tinta); margin-bottom: 6px; }