/* ── MAGAZINE / PRENSA ── */
.magazine {
  border-bottom: var(--border-thick);
  background: var(--black);
  color: var(--white);
}

.magazine__header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  padding: 48px var(--px) 32px;
  border-bottom: var(--border);
}

.magazine__header h2 {
  font-family: var(--font-heading);
  font-size: clamp(32px, 5vw, 64px);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1;
}

.magazine__header .label { color: var(--grey-mid); }

.magazine__intro {
  max-width: 420px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--grey-light);
  text-align: right;
}

.magazine__body {
  padding: 48px var(--px) 64px;
  display: flex;
  justify-content: center;
}

/* Estantería */
.magazine__shelf {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(28px, 5vw, 56px);
  width: min(100%, 1100px);
}

.magazine-shelf-item__cover {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--white);
  cursor: pointer;
  transition: transform 0.2s ease;
}

.magazine-shelf-item__cover:hover { transform: translateY(-6px); }

.magazine-shelf-item__cover:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 6px;
}

.magazine-shelf-item__frame {
  position: relative;
  width: min(100%, 300px);
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: #0a0a0a;
  border: var(--border-thick);
  box-shadow: 0 24px 56px rgba(0, 0, 0, 0.55);
}

.magazine-shelf-item__frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.magazine-shelf-item__label {
  font-family: var(--font-heading);
  font-size: clamp(16px, 2.5vw, 20px);
  font-weight: 800;
}

.magazine-shelf-item__hint {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grey-mid);
}

/* Visor modal */
body.magazine-viewer-open { overflow: hidden; }

.magazine-viewer {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px var(--px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.magazine-viewer.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.magazine-viewer__backdrop {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  padding: 0;
  border: none;
  background: rgba(0, 0, 0, 0.92);
  cursor: pointer;
}

.magazine-viewer__panel {
  position: relative;
  z-index: 1;
  width: min(100%, 1100px);
  max-height: calc(100vh - 32px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.magazine-viewer__close {
  position: absolute;
  top: 0;
  right: 0;
  z-index: 20;
  width: 48px;
  height: 48px;
  font-size: 28px;
  line-height: 1;
  color: var(--white);
  background: var(--black);
  border: var(--border);
  cursor: pointer;
}

.magazine-viewer__close:hover {
  background: var(--accent);
  border-color: var(--accent);
}

.magazine-flipbook-wrap {
  width: 100%;
  display: flex;
  justify-content: center;
  padding-top: 52px;
  min-height: 200px;
}

/* Contenedor del visor: no sobrescribir .stf__* (ver assets/css/page-flip.css) */
#flipbookMount {
  outline: none;
  display: flex;
  justify-content: center;
  width: 100%;
}

#flipbookHost .stf__parent {
  contain: layout paint;
  position: relative;
}

/* Media página vacía del canvas (portada/contraportada con showCover) */
.magazine-blank-page {
  position: absolute;
  inset: 0;
  z-index: 200;
  pointer-events: none;
  overflow: visible;
}

.magazine-blank-page__half {
  position: absolute;
  display: block;
  background-color: var(--accent);
}

.magazine-blank-page__half::after {
  content: '';
  position: absolute;
  inset: 14%;
  background: url('../images/logo.svg') center / contain no-repeat;
  filter: brightness(0) invert(1);
  opacity: 0.95;
}

.magazine-blank-page__half[hidden] {
  display: none !important;
}

.magazine-book__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  width: 100%;
}

.magazine-meta__title {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 800;
}

.magazine-meta__issue {
  font-size: 13px;
  color: var(--grey-mid);
  margin-top: 4px;
}

.magazine-nav {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
}

.magazine-nav__counter {
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--grey-mid);
  min-width: 80px;
  text-align: center;
}

.magazine-nav__btn {
  width: 48px;
  height: 48px;
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
  background: transparent;
  border: var(--border);
  cursor: pointer;
}

.magazine-nav__btn:hover:not(:disabled) {
  background: var(--accent);
  border-color: var(--accent);
}

.magazine-nav__btn:disabled {
  opacity: 0.25;
  cursor: not-allowed;
}

@media (max-width: 1024px) {
  .magazine__shelf {
    grid-template-columns: repeat(2, 1fr);
    max-width: 720px;
  }
}

@media (max-width: 768px) {
  .magazine__header {
    flex-direction: column;
    align-items: flex-start;
  }

  .magazine__intro {
    text-align: left;
    max-width: none;
  }

  .magazine__shelf {
    grid-template-columns: 1fr;
    max-width: 300px;
  }

  .magazine-viewer {
    padding: 0;
    align-items: stretch;
  }

  .magazine-viewer__panel {
    width: 100%;
    max-width: none;
    max-height: 100dvh;
    min-height: 100dvh;
    gap: 10px;
    padding: max(8px, env(safe-area-inset-top)) 8px max(8px, env(safe-area-inset-bottom));
    box-sizing: border-box;
  }

  .magazine-viewer__close {
    top: max(8px, env(safe-area-inset-top));
    right: 8px;
    width: 44px;
    height: 44px;
    font-size: 24px;
  }

  .magazine-flipbook-wrap {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 0;
    padding-top: 48px;
  }

  #flipbookMount {
    width: 100%;
  }

  .magazine-book__footer {
    flex-shrink: 0;
    gap: 12px;
  }

  .magazine-meta__title {
    font-size: 16px;
  }

  .magazine-nav {
    margin-left: auto;
  }

  .magazine-nav__btn {
    width: 44px;
    height: 44px;
  }
}