/* ==========================================================================
   Implant Dental · tratamientos.html (HUB de tratamientos)
   Depende de site.css. Reutiliza el patrón visual de .trat-cards / .trat-card /
   .trat-banner del inicio (home.css) con prefijo .hub-* y soporte dual.
   ========================================================================== */

/* ---------- 1. Hero corto del hub ---------- */
.page-hero--hub {
  padding-bottom: clamp(32px, 4.5vw, 56px);
}
.page-hero--hub .page-hero__title {
  max-width: 18ch;
}
.page-hero--hub .page-hero__lead {
  max-width: 50ch;
}

.hub-section {
  padding-top: clamp(40px, 5vw, 72px);
}

/* ---------- 2. Anclas: espacio para el header fijo ---------- */
.hub-card,
.trat-card,
.hub-banner,
.trat-banner,
.hub-mini {
  scroll-margin-top: max(100px, calc(var(--header-h) + 24px));
}

/* ---------- 3. Tarjetas principales (4 tarjetas ilustradas + franja) ---------- */
.hub-cards,
.trat-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s-3);
}
@media (min-width: 640px) {
  .hub-cards,
  .trat-cards {
    gap: var(--s-5);
  }
}
@media (min-width: 1100px) {
  .hub-cards,
  .trat-cards {
    grid-template-columns: repeat(4, 1fr);
  }
}

.hub-card,
.trat-card {
  display: flex;
  flex-direction: column;
  padding: var(--s-4);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-soft);
  color: var(--ink);
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease), border-color 0.22s var(--ease);
}
.hub-card:hover,
.trat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lift);
  border-color: var(--accent-line);
}
.hub-card:focus-visible,
.trat-card:focus-visible {
  outline: 2px solid var(--accent-ink);
  outline-offset: 3px;
  border-color: var(--accent);
}

.hub-card__media,
.trat-card__media {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: var(--r-md);
  background: var(--bg-2);
  overflow: hidden;
  margin-bottom: var(--s-4);
}
.hub-card__img,
.trat-card__img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
  mix-blend-mode: multiply;
  transition: transform 0.24s var(--ease);
}
.hub-card:hover .hub-card__img,
.trat-card:hover .trat-card__img {
  transform: scale(1.04);
}

.hub-card__tag,
.trat-card__tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-ink);
}
.hub-card__title,
.trat-card__title {
  margin-top: var(--s-2);
  font-family: var(--font-display);
  font-size: clamp(1.12rem, 1.5vw, 1.28rem);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.hub-card__text {
  margin-top: var(--s-2);
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--ink-2);
}
.hub-card__link,
.trat-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  margin-top: auto;
  padding-top: var(--s-4);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent-ink);
}
.hub-card__link span,
.trat-card__link span {
  transition: transform 0.22s var(--ease);
}
.hub-card:hover .hub-card__link span,
.trat-card:hover .trat-card__link span {
  transform: translateX(4px);
}

/* Móvil: 2 columnas compactas (2x2) para ver las 4 opciones de un vistazo */
@media (max-width: 639px) {
  .hub-card,
  .trat-card {
    padding: var(--s-3);
    border-radius: var(--r-md);
  }
  .hub-card__media,
  .trat-card__media {
    margin-bottom: var(--s-3);
  }
  .hub-card__tag,
  .trat-card__tag {
    font-size: 0.65rem;
    letter-spacing: 0.06em;
  }
  .hub-card__title,
  .trat-card__title {
    font-size: 0.98rem;
  }
  .hub-card__text {
    font-size: 0.82rem;
    line-height: 1.42;
  }
  .hub-card__link,
  .trat-card__link {
    font-size: 0.82rem;
    padding-top: var(--s-3);
  }
}

/* ---------- 4. Franja de diagnóstico ---------- */
.hub-banner,
.trat-banner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--s-4);
  margin-top: var(--s-6);
  padding: clamp(20px, 3vw, 28px) clamp(20px, 3.5vw, 36px);
  background: var(--white);
  border: 1px solid var(--accent-line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-soft);
}
@media (min-width: 860px) {
  .hub-banner,
  .trat-banner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--s-6);
  }
}
.hub-banner__icon,
.trat-banner__icon {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: var(--r-md);
  background: var(--accent-soft);
  border: 1px solid var(--accent-line);
  color: var(--accent-ink);
  flex-shrink: 0;
}
.hub-banner__body,
.trat-banner__body {
  flex: 1;
  min-width: 0;
}
.hub-banner__title,
.trat-banner__title {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 1.8vw, 1.35rem);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.hub-banner__text,
.trat-banner__text {
  margin-top: 6px;
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--ink-2);
  max-width: 62ch;
}
.hub-banner__btn,
.trat-banner__btn {
  flex-shrink: 0;
  width: 100%;
}
@media (min-width: 640px) {
  .hub-banner__btn,
  .trat-banner__btn {
    width: auto;
  }
}

/* ---------- 5. Grilla de 10 especialidades (tarjetas secundarias ilustradas) ---------- */
.hub-minis {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--s-3);
  align-items: stretch;
}
@media (min-width: 640px) {
  .hub-minis {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--s-4);
  }
}
@media (min-width: 1100px) {
  .hub-minis {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}
@media (min-width: 1280px) {
  .hub-minis {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

.hub-mini {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
  padding: var(--s-4);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
  transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease), border-color 0.22s var(--ease);
}
.hub-mini:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lift);
  border-color: var(--accent-line);
}
.hub-mini:focus-within {
  border-color: var(--accent-line);
}
.hub-mini:target {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft), var(--shadow-soft);
}

.hub-mini__img {
  width: 100%;
  max-width: 168px;
  aspect-ratio: 1 / 1;
  height: auto;
  margin-inline: auto;
  margin-bottom: var(--s-1);
  display: block;
  object-fit: contain;
  object-position: center;
  mix-blend-mode: multiply;
  transition: transform 0.24s var(--ease);
}
.hub-mini:hover .hub-mini__img {
  transform: scale(1.04);
}

.hub-mini__tag {
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-ink);
  line-height: 1.2;
}
.hub-mini__title {
  font-family: var(--font-display);
  font-size: clamp(0.95rem, 1.15vw, 1.08rem);
  font-weight: 600;
  line-height: 1.24;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.hub-mini__line {
  font-size: 0.84rem;
  line-height: 1.45;
  color: var(--ink-2);
}

.hub-mini__actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  gap: var(--s-2);
  margin-top: auto;
  padding-top: var(--s-2);
  text-align: left;
}

/* Acción principal hacia landing: cubre toda la tarjeta con ::after */
.hub-mini__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 0;
  padding: 2px 0;
  background: none;
  font-family: var(--font-display);
  font-size: 0.84rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--accent-ink);
  text-decoration: none;
  cursor: pointer;
}
.hub-mini__link::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: inherit;
}
.hub-mini__link span {
  transition: transform 0.22s var(--ease);
}
.hub-mini:hover .hub-mini__link span {
  transform: translateX(4px);
}
.hub-mini__link:focus-visible {
  outline: none;
}
.hub-mini__link:focus-visible::after {
  outline: 2px solid var(--accent-ink);
  outline-offset: -2px;
}

/* Botón WhatsApp: mismo botón discreto en todas las tarjetas (fuera del área clicable) */
.hub-mini .hub-mini__wa {
  position: relative;
  z-index: 2;
  width: auto;
  min-height: 32px;
  height: auto;
  gap: 6px;
  padding: 4px 10px;
  font-size: 0.76rem;
  font-weight: 600;
  line-height: 1.25;
  white-space: nowrap;
  color: var(--ink-2);
  background: var(--bg-2);
  border: 1px solid var(--line);
  box-shadow: none;
}
.hub-mini .hub-mini__wa svg {
  width: 15px;
  height: 15px;
  color: var(--accent-ink);
}
.hub-mini .hub-mini__wa:hover {
  color: var(--accent-ink);
  background: var(--accent-soft);
  border-color: var(--accent-line);
}
.hub-mini .hub-mini__wa:focus-visible {
  outline: 2px solid var(--accent-ink);
  outline-offset: 2px;
}

@media (max-width: 639px) {
  .hub-mini {
    padding: var(--s-3);
  }
  .hub-mini__img {
    max-width: 132px;
  }
  .hub-mini__tag {
    font-size: 0.62rem;
    letter-spacing: 0.06em;
  }
  .hub-mini__title {
    font-size: 0.92rem;
  }
  .hub-mini__line {
    font-size: 0.78rem;
    line-height: 1.4;
  }
  .hub-mini__link {
    font-size: 0.78rem;
  }
  .hub-mini .hub-mini__wa {
    padding: 4px 8px;
    font-size: 0.72rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hub-card,
  .trat-card,
  .hub-card__img,
  .trat-card__img,
  .hub-card__link span,
  .trat-card__link span,
  .hub-mini,
  .hub-mini__img,
  .hub-mini__link span {
    transition: none;
  }
  .hub-card:hover,
  .trat-card:hover,
  .hub-card:hover .hub-card__img,
  .trat-card:hover .trat-card__img,
  .hub-mini:hover,
  .hub-mini:hover .hub-mini__img,
  .hub-mini:hover .hub-mini__link span {
    transform: none;
  }
}

/* ---------- Hub v4.1: composición decorativa en el hero (llena el lado derecho) ---------- */
.hub-art { display: none; }
@media (min-width: 1200px) {
  .page-hero--hub .page-hero__grid { grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); align-items: center; }
  .hub-art { display: block; position: relative; height: clamp(320px, 30vw, 420px); }
  .hub-art__img {
    position: absolute; width: clamp(190px, 18vw, 270px); height: auto;
    mix-blend-mode: multiply; border-radius: 50%;
    animation: hubFloat 7s ease-in-out infinite;
  }
  .hub-art__img--1 { top: 2%; right: 4%; width: clamp(220px, 21vw, 310px); }
  .hub-art__img--2 { bottom: 0; left: 4%; animation-delay: -2.3s; }
  .hub-art__img--3 { bottom: 6%; right: 0; width: clamp(160px, 15vw, 220px); animation-delay: -4.6s; }
  .hub-art::before {
    content: ""; position: absolute; inset: 12% 10%; border-radius: 50%;
    background: radial-gradient(circle, color-mix(in srgb, var(--accent) 14%, transparent) 0%, transparent 70%);
  }
}
@keyframes hubFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
@media (prefers-reduced-motion: reduce) { .hub-art__img { animation: none; } }