/* ═══════════════════════════════════════════════════════════
   tabla/tabla.css — Hexágonos, colmena, filtros, cat-panel
   EAN Elemental
═══════════════════════════════════════════════════════════ */

:root {
  --hex-size: 52px;
  --hex-gap:  5px;
  --hex-font: 0.6rem;
}

/* ── Colmena ────────────────────────────────────────────── */
.tabla-periodica {
  position: relative;
  /* El margen auto centra la colmena dentro de zona-tabla__inner */
  margin: 0 auto;
}

/* ── Hexágono base ──────────────────────────────────────── */
.hex {
  position: absolute;
  width: var(--hex-size);
  height: calc(var(--hex-size) * 0.866);
  -webkit-clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
  clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
  cursor: pointer;
  display: -webkit-flex;
  display: flex;
  -webkit-flex-direction: column;
  flex-direction: column;
  -webkit-align-items: center;
  align-items: center;
  -webkit-justify-content: center;
  justify-content: center;
  text-align: center;
  padding: 4px 6px;
  -webkit-user-select: none;
  user-select: none;
  -webkit-appearance: none;
  appearance: none;
  border: none;
  outline: none;
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  transition: filter 0.25s ease, opacity 0.25s ease, transform 0.25s ease;
  will-change: filter, opacity;
  z-index: 1;
}

.hex:not([class*="cat-"]) { background: var(--fondo-body); }

@media (hover: hover) and (pointer: fine) {
  .hex:hover,
  .hex:focus-visible {
    filter: brightness(1.35) drop-shadow(0 0 10px var(--hex-color, #2bbbad));
    -webkit-transform: translateZ(0) scale(1.18);
    transform: translateZ(0) scale(1.18);
    z-index: 10;
  }
  .hex:active {
    -webkit-transform: translateZ(0) scale(1.08);
    transform: translateZ(0) scale(1.08);
  }
}

@media (hover: none) {
  .hex:active {
    opacity: 0.75;
    -webkit-transform: translateZ(0) scale(1.04);
    transform: translateZ(0) scale(1.04);
  }
}

/* ── Contenido del hexágono ─────────────────────────────── */
.hex__numero {
  font-family: 'Orbitron', sans-serif;
  font-size: calc(var(--hex-font) * 0.9);
  font-weight: 700;
  color: #ffffff;
  line-height: 1;
}

.hex__simbolo {
  font-family: 'Orbitron', sans-serif;
  font-size: calc(var(--hex-font) * 1.8);
  font-weight: 900;
  color: #fff;
  line-height: 1.1;
}

.hex__nombre {
  font-size: calc(var(--hex-font) * 0.85);
  color: rgba(255,255,255,0.85);
  line-height: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 90%;
}

/* ── Colores por categoría ──────────────────────────────── */
.hex.cat-metal-alcalino         { background: var(--cat-metal-alcalino);        --hex-color: var(--cat-metal-alcalino); }
.hex.cat-metal-alcalinoterreo   { background: var(--cat-metal-alcalinoterreo);  --hex-color: var(--cat-metal-alcalinoterreo); }
.hex.cat-metal-transicion       { background: var(--cat-metal-transicion);      --hex-color: var(--cat-metal-transicion); color: #0a0e1a; }
.hex.cat-metal-post-transicion  { background: var(--cat-metal-post-transicion); --hex-color: var(--cat-metal-post-transicion); }
.hex.cat-metaloide              { background: var(--cat-metaloide);             --hex-color: var(--cat-metaloide); }
.hex.cat-no-metal-diatomico     { background: var(--cat-no-metal-diatomico);    --hex-color: var(--cat-no-metal-diatomico); color: #0a0e1a; }
.hex.cat-no-metal               { background: var(--cat-no-metal);              --hex-color: var(--cat-no-metal); color: #0a0e1a; }
.hex.cat-halogeno               { background: var(--cat-halogeno);              --hex-color: var(--cat-halogeno); }
.hex.cat-gas-noble              { background: var(--cat-gas-noble);             --hex-color: var(--cian); }
.hex.cat-lantanido              { background: var(--cat-lantanido);             --hex-color: var(--cat-lantanido); }
.hex.cat-actinido               { background: var(--cat-actinido);              --hex-color: var(--cat-actinido); }
.hex.cat-desconocido            { background: var(--cat-desconocido);           --hex-color: var(--cat-desconocido); }

.hex.cat-metal-transicion .hex__numero,
.hex.cat-metal-transicion .hex__nombre,
.hex.cat-no-metal-diatomico .hex__numero,
.hex.cat-no-metal-diatomico .hex__nombre,
.hex.cat-no-metal .hex__numero,
.hex.cat-no-metal .hex__nombre { color: rgba(0,0,0,0.75); }
.hex.cat-metal-transicion .hex__simbolo,
.hex.cat-no-metal-diatomico .hex__simbolo,
.hex.cat-no-metal .hex__simbolo { color: #000; }

/* ── Marcadores serie ───────────────────────────────────── */
.hex.hex--marcador {
  background: rgba(119,110,101,0.25);
  -webkit-clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
  clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
  transition: filter 0.2s ease, opacity 0.2s ease;
}

@media (hover: hover) and (pointer: fine) {
  .hex.hex--marcador:hover,
  .hex.hex--marcador:focus-visible {
    background: rgba(119,110,101,0.55);
    filter: brightness(1.4) drop-shadow(0 0 8px rgba(255,255,255,0.3));
    -webkit-transform: translateZ(0) scale(1.1);
    transform: translateZ(0) scale(1.1);
    z-index: 10;
  }
}

/* ══════════════════════════════════════════════════════════
   ESTADOS DE FILTRO — iluminado / atenuado
══════════════════════════════════════════════════════════ */
@media (hover: hover) and (pointer: fine) {
  .hex--iluminado {
    filter: brightness(1.4) drop-shadow(0 0 8px var(--hex-color, #2bbbad))
                            drop-shadow(0 0 18px var(--hex-color, #2bbbad));
    -webkit-transform: translateZ(0) scale(1.08);
    transform: translateZ(0) scale(1.08);
    z-index: 5;
    opacity: 1 !important;
    pointer-events: auto;
  }
  .hex--iluminado:hover {
    filter: brightness(1.6) drop-shadow(0 0 12px var(--hex-color, #2bbbad))
                            drop-shadow(0 0 28px var(--hex-color, #2bbbad));
    -webkit-transform: translateZ(0) scale(1.22);
    transform: translateZ(0) scale(1.22);
    z-index: 10;
  }
  .hex--atenuado {
    filter: brightness(0.35) saturate(0.3);
    opacity: 0.5;
    z-index: 1;
    pointer-events: auto;
  }
  .hex--atenuado:hover {
    filter: brightness(0.7) saturate(0.6);
    opacity: 0.75;
  }
}

@media (hover: none) {
  .hex--iluminado {
    filter: brightness(1.35) drop-shadow(0 0 8px var(--hex-color, #2bbbad))
                             drop-shadow(0 0 16px var(--hex-color, #2bbbad));
    -webkit-transform: translateZ(0) scale(1.06);
    transform: translateZ(0) scale(1.06);
    z-index: 5;
    opacity: 1 !important;
    pointer-events: auto;
  }
  .hex--atenuado {
    filter: brightness(0.3) saturate(0.2);
    opacity: 0.4;
    z-index: 1;
    pointer-events: auto;
  }
}

/* ══════════════════════════════════════════════════════════
   PANEL DE CATEGORÍA — centrado
══════════════════════════════════════════════════════════ */
.cat-panel {
  background: var(--fondo-panel);
  border-radius: var(--r-xl);
  border: 1px solid rgba(255,255,255,0.07);
  box-shadow: var(--sombra-m);
  overflow: hidden;
  margin: 0;
}

.cat-panel__header {
  padding: 16px 22px 12px;
  border-bottom: 2px solid;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 12px;
  text-align: center;
}

.cat-panel__titulo {
  font-family: 'Orbitron', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.cat-panel__count {
  font-size: 0.72rem;
  font-weight: 500;
  opacity: 0.7;
}

/* Grid centrado */
.cat-panel__grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 16px 22px;
  justify-content: center;
  align-items: flex-start;
}

.cat-panel__tarjeta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  width: 74px;
  padding: 10px 6px 8px;
  background: rgba(255,255,255,0.05);
  border: 1px solid color-mix(in srgb, var(--tarjeta-color, #2bbbad) 30%, transparent);
  border-radius: var(--r-md);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  -webkit-tap-highlight-color: transparent;
  transition: background 0.18s ease;
  transform: translateZ(0);
}

@media (hover: hover) and (pointer: fine) {
  .cat-panel__tarjeta:hover {
    background: color-mix(in srgb, var(--tarjeta-color, #2bbbad) 18%, transparent);
    border-color: var(--tarjeta-color, #2bbbad);
  }
}
@media (hover: none) {
  .cat-panel__tarjeta:active {
    background: color-mix(in srgb, var(--tarjeta-color, #2bbbad) 25%, transparent);
  }
}

.cat-panel__numero {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.52rem;
  font-weight: 700;
  color: var(--tarjeta-color, #2bbbad);
  line-height: 1;
}

.cat-panel__simbolo {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--tarjeta-color, #2bbbad);
  line-height: 1;
}

.cat-panel__nombre {
  font-size: 0.55rem;
  color: var(--texto-2);
  line-height: 1.2;
  text-align: center;
  word-break: break-word;
  max-width: 100%;
}

/* Descripción centrada */
.cat-panel__descripcion {
  padding: 14px 24px 18px;
  border-top: 1px solid rgba(255,255,255,0.06);
  background: rgba(255,255,255,0.02);
  text-align: center;
}

.cat-panel__descripcion p {
  font-size: 0.8rem;
  color: var(--texto-2);
  line-height: 1.65;
  max-width: 68ch;
  margin: 0 auto;
}

/* ══════════════════════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
  :root { --hex-size: 38px; --hex-font: 0.5rem; --hex-gap: 4px; }
}

@media (max-width: 600px) and (hover: none) {
  :root { --hex-size: 26px; --hex-font: 0.38rem; --hex-gap: 3px; }
  .hex__numero  { font-size: 0.28rem; opacity: 0.6; }
  .hex__simbolo { font-size: calc(var(--hex-font) * 2.1); display: block !important; }
  .hex__nombre  { display: none; }

  .cat-panel__tarjeta { width: 60px; padding: 8px 4px 6px; }
  .cat-panel__simbolo { font-size: 1.1rem; }
  .cat-panel__grid    { gap: 7px; padding: 12px 14px; }
  .cat-panel__header  { padding: 12px 14px 10px; }
  .cat-panel__descripcion { padding: 12px 16px 16px; }
  .cat-panel__descripcion p { font-size: 0.75rem; }
}

@media (max-width: 900px) and (hover: none) and (orientation: landscape) {
  :root { --hex-size: 32px; --hex-font: 0.44rem; --hex-gap: 3px; }
  .hex__numero { font-size: 0.3rem; opacity: 0.6; }
  .hex__nombre { display: none; }
}