/* Luna4 v1.7 - rendimiento, movil y observabilidad privada */
:root {
  --v17-safe-bottom: env(safe-area-inset-bottom, 0px);
  --v17-safe-top: env(safe-area-inset-top, 0px);
}

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

body {
  min-width: 320px;
  overflow-x: hidden;
}

button,
a,
input,
select,
textarea,
[role="button"] {
  touch-action: manipulation;
}

/* Reduce trabajo de renderizado debajo del primer viewport. */
.seo-content,
.related-guides,
.guides-strip,
.guides-group,
.legal-card {
  content-visibility: auto;
  contain-intrinsic-size: 560px;
}

/* Buscador de guias. */
.v17-guide-tools {
  margin: 18px 0 24px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255,255,255,.92);
  box-shadow: var(--shadow);
}

.v17-guide-search-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
}

.v17-guide-search-wrap {
  position: relative;
}

.v17-guide-search-wrap svg {
  position: absolute;
  left: 13px;
  top: 50%;
  width: 20px;
  height: 20px;
  transform: translateY(-50%);
  color: #8b96ad;
  pointer-events: none;
}

.v17-guide-search {
  width: 100%;
  min-height: 48px;
  padding: 12px 42px 12px 42px;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  background: #fff;
  color: var(--text);
  font-size: 16px;
}

.v17-guide-search:focus {
  outline: 0;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(91,124,255,.12);
}

.v17-guide-clear {
  min-height: 46px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: #fff;
  color: var(--muted);
  font-weight: 760;
}

.v17-guide-clear:hover:not(:disabled) {
  color: var(--text);
  border-color: #bdcae3;
}

.v17-guide-clear:disabled {
  opacity: .5;
  cursor: not-allowed;
}

.v17-guide-filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.v17-guide-filter {
  min-height: 38px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--muted);
  font-size: 13px;
  font-weight: 760;
}

.v17-guide-filter:hover {
  color: var(--text);
  border-color: #bdcae3;
}

.v17-guide-filter.is-active {
  color: #fff;
  border-color: var(--primary);
  background: var(--primary);
}

.v17-guide-results {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.v17-no-results {
  margin: 18px 0 0;
  padding: 24px;
  border: 1px dashed var(--line-strong);
  border-radius: 18px;
  background: #fafbfe;
  text-align: center;
  color: var(--muted);
}

.v17-no-results strong {
  display: block;
  margin-bottom: 6px;
  color: var(--text);
}

/* Aviso de red y boton volver arriba, creados por JS. */
.v17-network-banner {
  position: fixed;
  left: 50%;
  top: calc(80px + var(--v17-safe-top));
  z-index: 90;
  width: min(520px, calc(100% - 24px));
  transform: translate(-50%, -18px);
  opacity: 0;
  pointer-events: none;
  padding: 11px 14px;
  border: 1px solid rgba(184,121,28,.25);
  border-radius: 14px;
  background: #fff8e9;
  color: #7c571b;
  box-shadow: 0 12px 30px rgba(20,35,74,.12);
  font-size: 13px;
  font-weight: 700;
  transition: opacity .18s ease, transform .18s ease;
}

.v17-network-banner.is-visible {
  transform: translate(-50%, 0);
  opacity: 1;
}

.v17-back-top {
  position: fixed;
  right: 18px;
  bottom: calc(18px + var(--v17-safe-bottom));
  z-index: 35;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255,255,255,.96);
  color: var(--primary);
  box-shadow: 0 12px 28px rgba(20,35,74,.13);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity .18s ease, transform .18s ease;
}

.v17-back-top.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.v17-back-top svg {
  width: 20px;
  height: 20px;
}

.filter-chip:not(.active) {
  cursor: default;
  user-select: none;
}

/* Mejoras de estabilidad visual. */
.tool-icon,
.brand-mark,
.v15-upload-symbol,
.v15-file-thumb,
.v16-thumb-button {
  flex: 0 0 auto;
}

.v15-preview img,
.v15-preview canvas,
.v16-modal-preview img,
.v16-modal-preview canvas {
  max-inline-size: 100%;
  block-size: auto;
}

.v15-status:empty {
  display: none;
}

@supports not (backdrop-filter: blur(1px)) {
  .topbar {
    background: #fff;
  }
}

@media (max-width: 980px) {
  .v15-editor,
  .v16-batch-editor {
    grid-template-columns: minmax(0, 1fr);
  }

  .v15-workspace,
  .v16-queue-workspace {
    min-width: 0;
  }

  .v16-queue-item {
    grid-template-columns: 54px minmax(0, 1fr);
    align-items: start;
  }

  .v16-item-result {
    grid-column: 2;
    text-align: left;
  }

  .v16-state {
    margin-left: 0;
  }

  .v16-item-actions {
    grid-column: 1 / -1;
    justify-content: flex-end;
    border-top: 1px solid var(--v15-line, var(--line));
    padding-top: 9px;
  }
}

@media (max-width: 720px) {
  .topbar {
    min-height: 66px;
    height: auto;
    padding: max(10px, var(--v17-safe-top)) 12px 10px;
    gap: 8px;
  }

  .brand {
    gap: 9px;
    min-width: 0;
  }

  .brand-mark {
    width: 37px;
    height: 37px;
    border-radius: 13px;
  }

  .brand-name {
    font-size: 1.55rem;
  }

  .topbar-right {
    min-width: 0;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .topbar-right::-webkit-scrollbar {
    display: none;
  }

  .top-link {
    min-height: 42px;
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
    padding: 8px 10px;
  }

  .page-shell,
  .home-shell,
  .article-shell,
  .legal-shell {
    width: min(100% - 20px, 1200px);
  }

  .home-intro,
  .page-intro,
  .article-hero {
    padding-top: 18px;
  }

  .page-intro h1,
  .article-hero h1,
  .home-intro h1 {
    font-size: clamp(27px, 9vw, 36px);
  }

  .filter-row,
  .v16-mode-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 4px;
    scrollbar-width: none;
    overscroll-behavior-inline: contain;
  }

  .filter-row::-webkit-scrollbar,
  .v16-mode-tabs::-webkit-scrollbar {
    display: none;
  }

  .filter-chip,
  .v16-mode-tabs a {
    flex: 0 0 auto;
  }

  .v15-panel,
  .v15-workspace,
  .v16-queue-workspace {
    border-radius: 18px;
  }

  .v15-panel-section,
  .v15-workspace,
  .v16-queue-workspace {
    padding-left: 14px;
    padding-right: 14px;
  }

  .v15-input,
  .v15-select,
  .v17-guide-search,
  input[type="number"],
  input[type="text"],
  input[type="search"],
  select,
  textarea {
    font-size: 16px;
  }

  .v15-actions {
    grid-template-columns: 1fr;
  }

  .v15-primary,
  .v15-secondary,
  .v15-tertiary,
  .v16-small-button,
  .v17-guide-clear,
  .v17-guide-filter {
    min-height: 44px;
  }

  .v16-queue-head {
    align-items: center;
  }

  .v16-total-stats {
    grid-template-columns: 1fr 1fr;
  }

  .v16-queue-empty {
    min-height: 260px;
  }

  .v17-guide-search-row {
    grid-template-columns: minmax(0, 1fr);
  }

  .v17-guide-clear {
    width: 100%;
  }

  .v17-guide-filter-row {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 4px;
    scrollbar-width: none;
  }

  .v17-guide-filter-row::-webkit-scrollbar {
    display: none;
  }

  .v17-guide-filter {
    flex: 0 0 auto;
  }

  .v17-back-top {
    right: 12px;
    bottom: calc(12px + var(--v17-safe-bottom));
  }
}

@media (max-width: 430px) {
  .v16-total-stats {
    grid-template-columns: 1fr;
  }

  .v16-queue-item {
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 9px;
  }

  .v16-thumb-button {
    width: 46px;
    height: 46px;
  }

  .v16-item-actions {
    justify-content: stretch;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .v16-small-button {
    width: 100%;
  }
}

@media (hover: none) {
  .tool-card:hover,
  .guide-card:hover,
  .related-card:hover,
  .guide-mini:hover {
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}

.v17-404-actions{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}.v17-404-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}.v17-404-grid a{display:block;border:1px solid var(--line);border-radius:16px;background:#fafbfe;padding:14px}.v17-404-grid strong,.v17-404-grid span{display:block}.v17-404-grid span{margin-top:5px;color:var(--muted);font-size:13px;line-height:1.45}@media(max-width:620px){.v17-404-grid{grid-template-columns:1fr}}