/* =========================================================
   Pagelo — estilos
   Colores y tipografías en :root. Cambia aquí y se aplica a toda la web.
   ========================================================= */

/* Tipografías alojadas en la propia web (licencia SIL Open Font License) */
@font-face { font-family: "Sora"; font-weight: 600; font-display: swap; src: url("../fonts/sora-600.woff2") format("woff2"); }
@font-face { font-family: "Sora"; font-weight: 700; font-display: swap; src: url("../fonts/sora-700.woff2") format("woff2"); }
@font-face { font-family: "Source Sans 3"; font-weight: 400; font-display: swap; src: url("../fonts/source-sans-3-400.woff2") format("woff2"); }
@font-face { font-family: "Source Sans 3"; font-weight: 600; font-display: swap; src: url("../fonts/source-sans-3-600.woff2") format("woff2"); }
@font-face { font-family: "Source Sans 3"; font-weight: 700; font-display: swap; src: url("../fonts/source-sans-3-700.woff2") format("woff2"); }
/* Tipografías para las firmas escritas (solo se descargan al usarlas) */
@font-face { font-family: "Caveat"; font-weight: 600; font-display: swap; src: url("../fonts/caveat-600.woff2") format("woff2"); }
@font-face { font-family: "Dancing Script"; font-weight: 600; font-display: swap; src: url("../fonts/dancing-script-600.woff2") format("woff2"); }
@font-face { font-family: "Great Vibes"; font-weight: 400; font-display: swap; src: url("../fonts/great-vibes-400.woff2") format("woff2"); }

:root {
  --desk: #EDF0F4;        /* fondo, como una mesa */
  --paper: #FFFFFF;       /* hojas y paneles */
  --ink: #16213A;         /* texto principal, azul tinta */
  --muted: #5A6478;
  --line: #D5DAE3;
  --soft: #E4E8EF;

  /* Un color por categoría */
  --c-organizar: #2B59C3;
  --c-optimizar: #BE3328;
  --c-convertir: #0A7266;
  --c-seguridad: #6B3FC9;
  --c-imagen: #8F5500;

  --cat: var(--c-optimizar);
  --on-cat: #FFFFFF;        /* texto sobre botones de color */
  --ok: #0A7266;
  --bad: #C4272B;
  --warn: #8F5500;

  --font-display: "Sora", "Segoe UI", system-ui, sans-serif;
  --font-body: "Source Sans 3", "Segoe UI", system-ui, -apple-system, sans-serif;
  --r: 10px;
  --wrap: 1160px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --desk: #10141D; --paper: #1A1F2B; --ink: #E8ECF3; --muted: #9AA3B5; --line: #2C3342; --soft: #242A38;
    --c-organizar: #6F97FF; --c-optimizar: #FF6B5E; --c-convertir: #2BC2AE; --c-seguridad: #A583FF; --c-imagen: #F2A93B;
    --ok: #2BC2AE; --bad: #FF6B6B; --warn: #F2A93B; --on-cat: #0B0F17; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --desk: #10141D; --paper: #1A1F2B; --ink: #E8ECF3; --muted: #9AA3B5; --line: #2C3342; --soft: #242A38;
  --c-organizar: #6F97FF; --c-optimizar: #FF6B5E; --c-convertir: #2BC2AE; --c-seguridad: #A583FF; --c-imagen: #F2A93B;
  --ok: #2BC2AE; --bad: #FF6B6B; --warn: #F2A93B; --on-cat: #0B0F17; color-scheme: dark;
}

[data-cat="organizar"] { --cat: var(--c-organizar); }
[data-cat="optimizar"] { --cat: var(--c-optimizar); }
[data-cat="convertir"] { --cat: var(--c-convertir); }
[data-cat="seguridad"] { --cat: var(--c-seguridad); }
[data-cat="imagen"] { --cat: var(--c-imagen); }

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--desk); color: var(--ink); font-family: var(--font-body); font-size: 1.0625rem; line-height: 1.55; }
img, canvas, svg { max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--font-display); line-height: 1.15; letter-spacing: -0.025em; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 700; }
h2 { font-size: clamp(1.35rem, 3vw, 1.75rem); font-weight: 600; }
h3 { font-size: 1.1rem; font-weight: 600; }
p { margin: 0 0 1em; }
:focus-visible { outline: 3px solid var(--cat); outline-offset: 2px; border-radius: 4px; }
.wrap { width: min(100% - 2rem, var(--wrap)); margin-inline: auto; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- Cabecera ---------- */
.site-header { background: var(--paper); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 30; }
.site-header .wrap { display: flex; align-items: center; gap: 1rem; min-height: 62px; }
.logo { display: inline-flex; align-items: center; gap: .5rem; text-decoration: none; font-family: var(--font-display); font-weight: 700; font-size: 1.25rem; letter-spacing: -0.03em; }
.logo b { color: var(--c-optimizar); font-weight: 700; }
.site-nav { margin-left: auto; display: flex; gap: .2rem; align-items: center; }
.site-nav a { text-decoration: none; color: var(--muted); font-weight: 600; padding: .45rem .7rem; border-radius: 8px; }
.site-nav a:hover { background: var(--soft); color: var(--ink); }
.icon-btn { width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--line); background: var(--paper); color: var(--ink); display: inline-grid; place-items: center; cursor: pointer; }
.icon-btn:hover { background: var(--soft); }
.menu-btn { display: none; }
@media (max-width: 800px) {
  .menu-btn { display: inline-grid; margin-left: auto; }
  .site-nav { display: none; position: absolute; top: 62px; left: 0; right: 0; background: var(--paper); flex-direction: column; align-items: stretch; padding: .5rem 1rem 1rem; border-bottom: 1px solid var(--line); }
  .site-nav.open { display: flex; }
  .site-nav a { padding: .8rem; }
}

/* ---------- Portada ---------- */
.hero { padding: clamp(2.5rem, 7vw, 4.5rem) 0 1.5rem; display: grid; gap: 2rem; align-items: end; }
@media (min-width: 900px) { .hero { grid-template-columns: 1.3fr 1fr; } }
.hero h1 { max-width: 14ch; }
.hero .lead { color: var(--muted); font-size: 1.2rem; max-width: 46ch; }
.finder { position: relative; }
.finder input { width: 100%; font: inherit; font-size: 1.15rem; padding: 1rem 1rem 1rem 3rem; border: 1px solid var(--line); border-radius: 12px; background: var(--paper); color: var(--ink); }
.finder input:focus { outline: none; border-color: var(--ink); box-shadow: 0 0 0 3px var(--soft); }
.finder svg { position: absolute; left: 1rem; top: 50%; transform: translateY(-50%); color: var(--muted); }
.trust { display: flex; gap: .5rem; align-items: flex-start; color: var(--muted); font-size: .98rem; margin-top: .9rem; }
.trust svg { flex: none; color: var(--ok); margin-top: .15rem; }

.cat-block { margin: 2.5rem 0; }
.cat-title { font-size: 1.2rem; display: flex; align-items: baseline; gap: .6rem; }
.cat-title small { font-family: var(--font-body); font-weight: 400; font-size: .95rem; color: var(--muted); letter-spacing: 0; }

/* Tarjetas: hojas de papel con la esquina doblada */
.tool-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(215px, 1fr)); gap: .9rem; }
.sheet {
  position: relative; display: flex; flex-direction: column; gap: .35rem; padding: 1rem 1.1rem 1.1rem; min-height: 150px;
  background: var(--paper); text-decoration: none; border-radius: 6px;
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 0 100%);
  box-shadow: inset 0 0 0 1px var(--line);
}
.sheet::after {
  content: ""; position: absolute; top: 0; right: 0; width: 26px; height: 26px;
  background: linear-gradient(225deg, transparent 50%, var(--cat) 50%);
}
.sheet:hover { box-shadow: inset 0 0 0 2px var(--cat); }
.sheet .fmt { align-self: flex-start; font-family: var(--font-display); font-weight: 600; font-size: .78rem; letter-spacing: .02em; color: var(--cat); background: color-mix(in srgb, var(--cat) 9%, var(--paper)); padding: .15rem .5rem; border-radius: 5px; margin-bottom: .35rem; }
.sheet strong { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; line-height: 1.25; }
.sheet .desc { color: var(--muted); font-size: .93rem; line-height: 1.4; }
.no-results { color: var(--muted); }

/* ---------- Página de herramienta ---------- */
.tool-head { padding: 1.8rem 0 1.2rem; }
.back { display: inline-flex; align-items: center; gap: .3rem; color: var(--muted); text-decoration: none; font-weight: 600; font-size: .95rem; margin-bottom: .9rem; }
.back:hover { color: var(--ink); }
.tool-head .fmt { display: inline-block; font-family: var(--font-display); font-weight: 600; font-size: .85rem; color: var(--cat); background: color-mix(in srgb, var(--cat) 9%, var(--paper)); padding: .2rem .6rem; border-radius: 6px; margin-bottom: .7rem; }
.tool-head h1 { font-size: clamp(1.9rem, 4.5vw, 2.8rem); max-width: 22ch; }
.tool-head p { color: var(--muted); font-size: 1.12rem; max-width: 62ch; }

.panel { background: var(--paper); border: 1px solid var(--line); border-radius: 14px; padding: clamp(1rem, 3vw, 1.6rem); }
.work { display: grid; gap: 1rem; grid-template-columns: 1fr; align-items: start; }
@media (min-width: 900px) { .work { grid-template-columns: 1fr 320px; } .work.even { grid-template-columns: 1fr 1fr; } }
.work > * { min-width: 0; }
.side { position: sticky; top: 78px; }

/* Zona de subida grande */
.drop {
  display: grid; place-items: center; text-align: center; gap: .3rem; cursor: pointer; position: relative;
  padding: clamp(2.5rem, 7vw, 4rem) 1rem; border-radius: 14px; background: var(--paper);
  border: 2px dashed color-mix(in srgb, var(--cat) 45%, var(--line));
}
.drop:hover, .drop.drag { border-color: var(--cat); background: color-mix(in srgb, var(--cat) 5%, var(--paper)); }
.drop .pick { display: inline-flex; align-items: center; gap: .5rem; background: var(--cat); color: var(--on-cat); font-weight: 700; font-size: 1.1rem; padding: .85rem 1.4rem; border-radius: 10px; margin-bottom: .4rem; }
.drop span { color: var(--muted); }
.drop input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.drop.compact { padding: 1.2rem 1rem; }
.drop.compact .pick { font-size: 1rem; padding: .6rem 1rem; }

/* Formularios */
.field { margin-bottom: 1rem; }
.field > label, .label { display: block; font-weight: 700; margin-bottom: .35rem; font-size: .97rem; }
.hint { color: var(--muted); font-size: .9rem; margin: .3rem 0 0; }
input[type="text"], input[type="password"], input[type="number"], select, textarea {
  width: 100%; font: inherit; color: var(--ink); background: var(--desk); border: 1px solid var(--line); border-radius: 8px; padding: .65rem .8rem;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--cat); box-shadow: 0 0 0 3px color-mix(in srgb, var(--cat) 22%, transparent); }
input[type="range"] { width: 100%; accent-color: var(--cat); }
input[type="checkbox"], input[type="radio"] { accent-color: var(--cat); width: 18px; height: 18px; }
input[type="color"] { width: 46px; height: 40px; padding: 2px; border: 1px solid var(--line); border-radius: 8px; background: var(--paper); cursor: pointer; }
.row { display: flex; flex-wrap: wrap; gap: .75rem; align-items: flex-end; }
.row > .field { flex: 1 1 130px; }
.check { display: flex; align-items: center; gap: .5rem; cursor: pointer; margin-bottom: .55rem; }
.out { float: right; color: var(--cat); font-weight: 700; }

/* Opciones en tarjetas (radio) */
.options { display: grid; gap: .5rem; margin-bottom: 1rem; }
.option { display: flex; gap: .7rem; align-items: flex-start; padding: .75rem .85rem; border: 1px solid var(--line); border-radius: 10px; cursor: pointer; }
.option:has(input:checked) { border-color: var(--cat); background: color-mix(in srgb, var(--cat) 7%, var(--paper)); }
.option input { margin-top: .2rem; flex: none; }
.option .opt { display: block; }
.option b { display: block; }
.option small { color: var(--muted); font-size: .92rem; line-height: 1.35; display: block; }

.seg { display: flex; flex-wrap: wrap; gap: .35rem; margin-bottom: 1rem; }
.seg button { font: inherit; font-weight: 600; font-size: .93rem; padding: .45rem .85rem; border-radius: 8px; border: 1px solid var(--line); background: var(--paper); color: var(--muted); cursor: pointer; }
.seg button[aria-pressed="true"] { background: var(--cat); border-color: var(--cat); color: var(--on-cat); }

/* Botones */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .45rem; font: inherit; font-weight: 700; line-height: 1.2; padding: .75rem 1.2rem; border-radius: 10px; border: 2px solid var(--cat); background: var(--cat); color: var(--on-cat); cursor: pointer; text-decoration: none; }
.btn:hover { filter: brightness(1.08); }
.btn:disabled { opacity: .45; cursor: not-allowed; filter: none; }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn.ghost:hover { border-color: var(--ink); filter: none; }
.btn.small { padding: .4rem .7rem; font-size: .9rem; border-radius: 8px; }
.btn.big { width: 100%; font-size: 1.1rem; padding: 1rem; }
.btns { display: flex; flex-wrap: wrap; gap: .5rem; }

/* Estado y progreso */
.progress { height: 8px; background: var(--soft); border-radius: 4px; overflow: hidden; margin: .9rem 0 .4rem; }
.progress i { display: block; height: 100%; width: 0; background: var(--cat); transition: width .2s; }
.status { color: var(--muted); font-size: .95rem; min-height: 1.4em; margin: .5rem 0 0; }
.status.error { color: var(--bad); font-weight: 700; }

/* Resultado final */
.done { text-align: center; padding: 2rem 1rem; }
.done h2 { margin-bottom: .3rem; }
.done .sizes { color: var(--muted); margin-bottom: 1.2rem; }
.done .sizes b { color: var(--ok); }
.done .btns { justify-content: center; }

/* Cuadrícula de miniaturas de páginas */
.pages { display: grid; grid-template-columns: repeat(auto-fill, minmax(118px, 1fr)); gap: 1rem; }
.pg { position: relative; margin: 0; text-align: center; cursor: pointer; user-select: none; }
.pg .thumb { background: #fff; border: 1px solid var(--line); border-radius: 4px; aspect-ratio: 1 / 1.3; display: grid; place-items: center; overflow: hidden; padding: 4px; transition: transform .2s; }
.pg canvas { max-width: 100%; max-height: 100%; box-shadow: 0 1px 3px rgba(0,0,0,.18); transition: transform .25s; }
.pg figcaption { font-size: .88rem; color: var(--muted); margin-top: .3rem; }
.pg.selected .thumb { outline: 3px solid var(--cat); outline-offset: 1px; }
.pg.removed .thumb { opacity: .35; }
.pg.removed .thumb::after { content: "✕"; position: absolute; top: 38%; left: 50%; transform: translate(-50%, -50%); font-size: 2.6rem; color: var(--bad); font-weight: 700; }
.pg .badge { position: absolute; top: 6px; right: 6px; width: 26px; height: 26px; border-radius: 50%; background: var(--cat); color: var(--on-cat); font-size: .85rem; display: none; place-items: center; font-weight: 700; }
.pg.selected .badge { display: grid; }
.pg .rot { position: absolute; top: 6px; left: 6px; }

/* Lista ordenable de archivos */
.files { list-style: none; margin: 0; padding: 0; display: grid; gap: .5rem; }
.files li { display: flex; align-items: center; gap: .8rem; padding: .55rem .7rem; background: var(--desk); border: 1px solid var(--line); border-radius: 10px; }
.files li.dragging { opacity: .5; }
.files .handle { cursor: grab; color: var(--muted); padding: .2rem; }
.files .mini { width: 46px; height: 58px; flex: none; background: #fff; border: 1px solid var(--line); border-radius: 3px; display: grid; place-items: center; overflow: hidden; }
.files .mini canvas, .files .mini img { max-width: 100%; max-height: 100%; object-fit: contain; }
.files .meta { flex: 1; min-width: 0; font-size: .92rem; }
.files .meta b { display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-size: 1rem; }
.files .meta span { color: var(--muted); }
.files .act { display: flex; gap: .25rem; }
.files .act button { width: 34px; height: 34px; border-radius: 8px; border: 1px solid var(--line); background: var(--paper); color: var(--ink); cursor: pointer; display: grid; place-items: center; }
.files .act button:hover { border-color: var(--ink); }

/* Visor de página (firmar, marca de agua) */
.viewer { position: relative; margin: 0 auto; width: fit-content; max-width: 100%; box-shadow: 0 2px 12px rgba(0,0,0,.15); background: #fff; }
.viewer canvas { display: block; }
.viewer-nav { display: flex; align-items: center; justify-content: center; gap: .8rem; margin-top: .8rem; color: var(--muted); }
.placed { position: absolute; border: 2px dashed var(--cat); cursor: move; touch-action: none; }
.placed img { width: 100%; height: 100%; display: block; pointer-events: none; }
.placed .del, .placed .size { position: absolute; width: 26px; height: 26px; border-radius: 50%; background: var(--cat); color: var(--on-cat); border: 2px solid #fff; display: grid; place-items: center; font-size: .8rem; cursor: pointer; padding: 0; }
.placed .del { top: -13px; right: -13px; }
.placed .size { bottom: -13px; right: -13px; cursor: nwse-resize; }

/* Firma */
.pad { width: 100%; height: 190px; background: #fff; border: 1px solid var(--line); border-radius: 10px; touch-action: none; cursor: crosshair; display: block; }
.sig-preview { background: #fff; border: 1px solid var(--line); border-radius: 10px; min-height: 90px; display: grid; place-items: center; padding: .5rem; }
.sig-preview img { max-height: 80px; }

/* Aviso */
.note { border-left: 4px solid var(--cat); background: color-mix(in srgb, var(--cat) 7%, var(--paper)); padding: .85rem 1rem; border-radius: 0 8px 8px 0; font-size: .97rem; margin: 1rem 0; }
.note p:last-child { margin: 0; }

/* Lista de imágenes procesadas */
.file-list { list-style: none; padding: 0; margin: 1rem 0 0; display: grid; gap: .5rem; }
.file-list li { display: flex; gap: .8rem; align-items: center; padding: .55rem; border: 1px solid var(--line); border-radius: 10px; background: var(--desk); }
.file-list img { width: 54px; height: 54px; object-fit: cover; border-radius: 6px; flex: none; }
.file-list .meta { flex: 1; min-width: 0; font-size: .92rem; }
.file-list .meta b { display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-size: 1rem; }
.file-list .meta span { color: var(--muted); }
.good { color: var(--ok); }

/* Contenido explicativo */
.content { max-width: 72ch; padding: 2.5rem 0 1rem; }
.content h2 { margin-top: 1.6rem; }
.content ol, .content ul { padding-left: 1.3rem; }
.content li { margin-bottom: .4rem; }
details { border-bottom: 1px solid var(--line); padding: .85rem 0; }
details summary { cursor: pointer; font-family: var(--font-display); font-weight: 600; }
details p { color: var(--muted); margin: .6rem 0 0; }
.related { padding: 1rem 0 3rem; }

/* Pie */
.site-footer { background: var(--paper); border-top: 1px solid var(--line); padding: 2rem 0; color: var(--muted); font-size: .93rem; margin-top: 2rem; }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; }
.site-footer nav { display: flex; gap: 1rem; flex-wrap: wrap; }
.site-footer a { color: var(--muted); }

.toast { position: fixed; left: 50%; bottom: 1.5rem; transform: translate(-50%, 160%); background: var(--ink); color: var(--paper); padding: .7rem 1.1rem; border-radius: 10px; font-weight: 700; z-index: 60; transition: transform .25s; }
.toast.show { transform: translate(-50%, 0); }
.ad-slot:empty { display: none; }
.ad-slot { margin: 1.5rem 0; text-align: center; }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition: none !important; animation: none !important; } }
@media (max-width: 899px) { .side { position: static; } }

/* Organizar PDF */
.pg.org { cursor: default; }
.pg.org.dragging { opacity: .5; }
.org-tools { display: flex; justify-content: center; gap: 2px; margin-top: .3rem; }
.org-tools button { width: 26px; height: 26px; padding: 0; border-radius: 6px; border: 1px solid var(--line); background: var(--paper); color: var(--ink); cursor: pointer; font-size: .85rem; line-height: 1; }
.org-tools button:hover { border-color: var(--ink); }
.org-tools .org-drag { cursor: grab; touch-action: none; }

/* Capas sobre la página (editar, tachar, formularios) */
.placed.box { background: transparent; }
.placed.text-el { border-style: dotted; display: flex; align-items: center; white-space: pre; line-height: 1.15; overflow: visible; }
.placed.selected { border-color: var(--cat); border-style: solid; box-shadow: 0 0 0 2px color-mix(in srgb, var(--cat) 30%, transparent); }
.redact { position: absolute; background: #000; outline: 2px solid var(--c-optimizar); cursor: pointer; }
.redact:hover::after { content: "✕"; position: absolute; inset: 0; display: grid; place-items: center; color: #fff; font-weight: 700; }
.viewer.drawing { cursor: crosshair; touch-action: none; }
.form-field { position: absolute; box-sizing: border-box; border: 1px solid color-mix(in srgb, var(--cat) 60%, transparent); background: color-mix(in srgb, var(--cat) 10%, #fff); color: #111; font: 12px/1.1 Helvetica, Arial, sans-serif; padding: 0 2px; border-radius: 2px; }
.form-field:focus { outline: 2px solid var(--cat); background: #fff; }
input.form-field[type=checkbox], input.form-field[type=radio] { width: auto; height: auto; accent-color: var(--cat); margin: 0; }
.form-pages { display: grid; gap: 1.2rem; justify-items: center; }

/* Escáner */
.crop-wrap { position: relative; width: fit-content; max-width: 100%; margin: 0 auto; touch-action: none; }
.crop-wrap canvas { display: block; max-width: 100%; }
.crop-wrap svg { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.corner { position: absolute; width: 34px; height: 34px; margin: -17px 0 0 -17px; border-radius: 50%; border: 3px solid #fff; background: var(--cat); box-shadow: 0 1px 6px rgba(0,0,0,.5); touch-action: none; cursor: grab; }
.shots { display: flex; gap: .6rem; overflow-x: auto; padding-bottom: .4rem; }
.shot { flex: none; width: 76px; text-align: center; font-size: .82rem; color: var(--muted); cursor: pointer; }
.shot img { width: 76px; height: 100px; object-fit: cover; border-radius: 6px; border: 2px solid var(--line); background: #fff; display: block; }
.shot.active img { border-color: var(--cat); }

/* OCR */
.ocr-text { width: 100%; min-height: 320px; font: 15px/1.5 ui-monospace, Consolas, monospace; }

/* Selector de idioma */
.lang-switch { font-family: var(--font-display); font-weight: 600; font-size: .85rem; text-decoration: none; border: 1px solid var(--line); border-radius: 8px; padding: .35rem .55rem !important; color: var(--ink) !important; }
.lang-switch:hover { border-color: var(--ink); }
.lang-bar { background: var(--ink); color: var(--paper); font-size: .95rem; }
.lang-bar .wrap { display: flex; align-items: center; justify-content: center; gap: .8rem; padding: .55rem 0; flex-wrap: wrap; }
.lang-bar a { color: var(--paper); font-weight: 700; }
.lang-bar button { background: none; border: 0; color: var(--paper); font-size: 1.1rem; cursor: pointer; opacity: .7; }

/* Botón «Instalar app» y ayuda para iPhone */
.install-btn { display: inline-flex; align-items: center; gap: .35rem; font: inherit; font-weight: 700; font-size: .88rem; padding: .4rem .7rem; border-radius: 8px; border: 1px solid var(--c-optimizar); background: var(--c-optimizar); color: var(--on-cat); cursor: pointer; }
.install-btn:hover { filter: brightness(1.08); }
@media (max-width: 800px) { .install-btn { margin: .3rem 0; justify-content: center; } }
.ios-help { border: 0; border-radius: 16px; padding: 1.4rem; max-width: 340px; width: calc(100% - 2rem); background: var(--paper); color: var(--ink); box-shadow: 0 10px 40px rgba(0,0,0,.35); }
.ios-help::backdrop { background: rgba(10, 14, 24, .55); }
.ios-help h2 { font-size: 1.2rem; }
.ios-help ol { padding-left: 1.2rem; margin: 0 0 1rem; }
.ios-help li { margin-bottom: .5rem; }
.ios-help svg { vertical-align: -3px; color: #0a7aff; }
.install-promo { margin-top: 1rem; }

/* Guías y páginas de texto */
.article { max-width: 72ch; padding-bottom: 1rem; }
.article > p, .article > ol, .article > ul { font-size: 1.08rem; line-height: 1.7; }
.article h2 { margin-top: 2rem; }
.article ol, .article ul { padding-left: 1.3rem; }
.article li { margin-bottom: .55rem; }
.article .note p { font-size: 1rem; line-height: 1.55; }
.cta-tool { max-width: 340px; margin: 1.2rem 0 1.6rem; }
.cta-tool .sheet { min-height: 0; }
.byline { color: var(--muted); font-size: .95rem; border-top: 1px solid var(--line); padding-top: 1rem; margin-top: 2rem; }
.guides-grid { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); margin-bottom: 2rem; }