/* ==========================================================================
   ClaveSegura — generador de contraseñas
   Un solo archivo, por secciones. Mobile-first.
   ========================================================================== */

/* --- 0. Tipografias (alojadas aqui, no en Google) -------------------------
   Variables: un archivo cubre todos los pesos. font-display: swap para que el
   texto se lea desde el primer instante aunque la fuente aun no haya llegado. */
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("assets/fonts/inter-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("assets/fonts/inter-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 500 700;
  font-display: swap;
  src: url("assets/fonts/jetbrainsmono-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 500 700;
  font-display: swap;
  src: url("assets/fonts/jetbrainsmono-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* --- 1. Tokens ----------------------------------------------------------- */
:root {
  --bg:        #f4f5fa;
  --surface:   #ffffff;
  --surface-2: #f8f9fc;
  --ink:       #12141d;
  --ink-soft:  #3c4257;
  --muted:     #6b7288;
  --line:      #e2e5f0;
  --line-soft: #eceef6;

  --accent:      #4f46e5;
  --accent-ink:  #ffffff;
  --accent-soft: #eef0ff;
  --accent-line: #c9ccf7;

  --ok:    #16a34a;
  --good:  #22a06b;
  --warn:  #d97706;
  --bad:   #dc2626;

  --c-digit:  #0e7490;
  --c-symbol: #b4306b;

  --sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  --radius:    14px;
  --radius-sm: 10px;
  --gutter:    clamp(1rem, 4vw, 2rem);
  --shadow:    0 1px 2px rgba(18, 20, 29, .05), 0 12px 28px -14px rgba(18, 20, 29, .18);
  --shadow-lg: 0 24px 60px -22px rgba(18, 20, 29, .35);

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg:        #0d0f16;
    --surface:   #151824;
    --surface-2: #1b1f2e;
    --ink:       #eef0f7;
    --ink-soft:  #c3c8da;
    --muted:     #9099b3;
    --line:      #262b3d;
    --line-soft: #1f2433;

    --accent:      #8b87ff;
    --accent-ink:  #12141d;
    --accent-soft: #1e2036;
    --accent-line: #3b3b6d;

    --ok:   #4ade80;
    --good: #34d399;
    --warn: #fbbf24;
    --bad:  #f87171;

    --c-digit:  #67e8f9;
    --c-symbol: #f9a8d4;

    --shadow:    0 1px 2px rgba(0, 0, 0, .4), 0 12px 28px -14px rgba(0, 0, 0, .7);
    --shadow-lg: 0 24px 60px -22px rgba(0, 0, 0, .85);
  }
}

/* --- 2. Reset ------------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { -webkit-text-size-adjust: 100%; tab-size: 2; scroll-behavior: smooth; scroll-padding-top: 5rem; }
body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-soft);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}
img, svg { display: block; max-width: 100%; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3 { color: var(--ink); line-height: 1.15; letter-spacing: -0.02em; text-wrap: balance; }
code { font-family: var(--mono); font-size: .9em; background: var(--surface-2); border: 1px solid var(--line-soft); border-radius: 5px; padding: .08em .35em; }
em { font-style: normal; color: var(--muted); }
::selection { background: var(--accent); color: var(--accent-ink); }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

.skip-link {
  position: fixed; top: -100px; left: 1rem; z-index: 999;
  padding: .6rem 1rem; background: var(--accent); color: var(--accent-ink);
  border-radius: 8px; font-weight: 600;
}
.skip-link:focus { top: 1rem; }

/* --- 3. Layout ----------------------------------------------------------- */
.wrap { width: min(1120px, 100% - var(--gutter) * 2); margin-inline: auto; }
.wrap--narrow { width: min(760px, 100% - var(--gutter) * 2); }

.section { padding-block: clamp(2.75rem, 7vw, 4.5rem); }
.section h2 { font-size: clamp(1.45rem, 4vw, 2rem); margin-bottom: .6rem; }
.section__sub { color: var(--muted); margin-bottom: 1.75rem; }

/* --- 4. Cabecera --------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-soft);
}
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 3.75rem; }
.logo { display: inline-flex; align-items: center; gap: .5rem; color: var(--ink); }
.logo__mark { color: var(--accent); flex: none; }
.logo__text { font-weight: 500; letter-spacing: -0.02em; }
.logo__text strong { font-weight: 700; }
.site-nav { display: none; gap: 1.5rem; font-size: .925rem; color: var(--muted); }
.site-nav a { transition: color .2s var(--ease-out); }
.site-nav a:hover { color: var(--ink); }
@media (min-width: 720px) { .site-nav { display: flex; } }

/* --- 5. Hero + herramienta ----------------------------------------------- */
/* miga de pan: ruta corta, no roba altura a la herramienta */
.crumbs {
  display: flex; flex-wrap: wrap; justify-content: center; gap: .45rem;
  font-size: .8rem; color: var(--muted); margin-bottom: .6rem;
}
.crumbs a { color: var(--muted); }
.crumbs a:hover { color: var(--accent); }
.crumbs [aria-current="page"] { color: var(--ink-soft); }

.hero { padding-block: clamp(1.5rem, 5vw, 3rem) 0; text-align: center; }
.hero h1 { font-size: clamp(1.65rem, 5.2vw, 2.6rem); }
.hero__sub {
  max-width: 56ch; margin: .75rem auto clamp(1.25rem, 4vw, 2rem);
  color: var(--muted); font-size: clamp(.95rem, 2.4vw, 1.05rem);
}

.notice { border-radius: var(--radius-sm); padding: .85rem 1rem; margin-bottom: 1rem; font-size: .95rem; }
.notice--warn { background: color-mix(in srgb, var(--warn) 12%, var(--surface)); border: 1px solid color-mix(in srgb, var(--warn) 35%, transparent); color: var(--ink); }

.tool-card {
  text-align: left;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  max-width: 860px;
  margin-inline: auto;
}

/* pestañas */
.tabs { display: flex; border-bottom: 1px solid var(--line); background: var(--surface-2); }
.tab {
  flex: 1; padding: .85rem .5rem; font-size: .875rem; font-weight: 500;
  color: var(--muted); border-bottom: 2px solid transparent;
  transition: color .2s var(--ease-out), border-color .2s var(--ease-out), background .2s var(--ease-out);
}
.tab:hover { color: var(--ink); }
.tab[aria-selected="true"] { color: var(--accent); border-bottom-color: var(--accent); background: var(--surface); }
@media (min-width: 540px) { .tab { font-size: .95rem; padding: .95rem 1rem; } }

/* salida */
.output { padding: clamp(1rem, 3.5vw, 1.5rem); }
.output__value {
  display: block;
  font-family: var(--mono);
  font-size: clamp(1rem, 3.6vw, 1.4rem);
  font-weight: 500;
  line-height: 1.55;
  color: var(--ink);
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: .9rem 1rem;
  min-height: 4.25rem;
  word-break: break-all;
  overflow-wrap: anywhere;
  user-select: all;
  max-height: 11rem;
  overflow-y: auto;
}
.output__value .d { color: var(--c-digit); }
.output__value .s { color: var(--c-symbol); }
.output__value .u { color: var(--accent); }
.output__value.is-phrase { word-break: normal; }

.output__actions { display: flex; gap: .6rem; margin-top: .85rem; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .7rem 1.1rem; border-radius: var(--radius-sm);
  font-size: .95rem; font-weight: 600;
  border: 1px solid transparent;
  transition: background .18s var(--ease-out), border-color .18s var(--ease-out), transform .12s var(--ease-out), opacity .18s var(--ease-out);
}
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn--primary { background: var(--accent); color: var(--accent-ink); }
.btn--primary:hover:not(:disabled) { background: color-mix(in srgb, var(--accent) 86%, #000); }
.btn--ghost { background: var(--surface); border-color: var(--line); color: var(--ink-soft); }
.btn--ghost:hover:not(:disabled) { border-color: var(--accent-line); color: var(--ink); background: var(--accent-soft); }
.btn--copy { flex: 1; }
.btn.is-done { background: var(--ok); color: #fff; }

/* fuerza */
.strength { padding: 0 clamp(1rem, 3.5vw, 1.5rem) 1.1rem; }
.meter { display: flex; gap: 4px; }
.meter__seg { flex: 1; height: 6px; border-radius: 99px; background: var(--line); transition: background .25s var(--ease-out); }
.strength.lvl-1 .meter__seg:nth-child(-n+1) { background: var(--bad); }
.strength.lvl-2 .meter__seg:nth-child(-n+2) { background: var(--warn); }
.strength.lvl-3 .meter__seg:nth-child(-n+3) { background: #eab308; }
.strength.lvl-4 .meter__seg:nth-child(-n+4) { background: var(--good); }
.strength.lvl-5 .meter__seg { background: var(--ok); }
.strength__line { margin-top: .6rem; font-size: .875rem; color: var(--muted); }
.strength__line strong { color: var(--ink); font-weight: 600; }
.strength .dot { margin-inline: .35rem; opacity: .5; }
.strength.lvl-1 [data-level] { color: var(--bad); }
.strength.lvl-2 [data-level] { color: var(--warn); }
.strength.lvl-4 [data-level], .strength.lvl-5 [data-level] { color: var(--good); }

/* paneles de ajustes */
.panel { border-top: 1px solid var(--line-soft); padding: clamp(1rem, 3.5vw, 1.5rem); display: grid; gap: 1.4rem; }
.panel[hidden] { display: none; }
.field { border: 0; padding: 0; min-width: 0; }
.field legend { font-size: .8rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); margin-bottom: .7rem; }
.field__hint { font-size: .85rem; color: var(--muted); margin-top: .7rem; }
.field__hint[hidden] { display: none; }

.chips { display: flex; flex-wrap: wrap; gap: .5rem; }
.chip {
  padding: .55rem .95rem; border-radius: 99px;
  border: 1px solid var(--line); background: var(--surface);
  font-size: .925rem; font-weight: 600; color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
  transition: all .18s var(--ease-out);
}
.chip:hover { border-color: var(--accent-line); color: var(--ink); }
.chip.is-on { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }

.slider { display: flex; align-items: center; gap: .9rem; margin-top: .9rem; }
.slider input[type="range"] { flex: 1; accent-color: var(--accent); height: 1.5rem; min-width: 0; }
.slider__out { font-size: .85rem; color: var(--muted); font-variant-numeric: tabular-nums; white-space: nowrap; }

.switches { display: grid; gap: .55rem; }
@media (min-width: 640px) { .switches { grid-template-columns: 1fr 1fr; } }
.switch {
  display: flex; align-items: center; gap: .65rem;
  padding: .6rem .8rem; border-radius: var(--radius-sm);
  border: 1px solid var(--line); background: var(--surface-2);
  font-size: .925rem; cursor: pointer;
  transition: border-color .18s var(--ease-out);
}
.switch:hover { border-color: var(--accent-line); }
.switch input { accent-color: var(--accent); width: 1.05rem; height: 1.05rem; flex: none; }
.switch em { display: block; font-size: .78rem; }
.switch__sel { display: flex; flex-direction: column; gap: .3rem; width: 100%; font-size: .85rem; color: var(--muted); }
.switch__sel select {
  font: inherit; font-size: .9rem; color: var(--ink);
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 8px; padding: .35rem .5rem; width: 100%;
}

/* lotes */
.bulk-actions { display: flex; flex-wrap: wrap; gap: .6rem; }
.bulk-preview {
  margin-top: 1rem; max-height: 15rem; overflow: auto;
  font-family: var(--mono); font-size: .8rem; line-height: 1.75;
  color: var(--ink-soft); background: var(--surface-2);
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: .85rem 1rem; white-space: pre; overflow-wrap: normal;
}
.bulk-preview[hidden] { display: none; }

/* privacidad */
.privacy {
  display: flex; gap: .7rem; align-items: flex-start; text-align: left;
  max-width: 860px; margin: 1rem auto 0;
  padding: .9rem 1.1rem;
  font-size: .875rem; color: var(--muted);
  background: color-mix(in srgb, var(--ok) 8%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--ok) 28%, transparent);
  border-radius: var(--radius-sm);
}
.privacy svg { color: var(--ok); flex: none; margin-top: .18rem; }
.privacy strong { color: var(--ink); }

/* --- 6. Huecos de anuncio ------------------------------------------------ */
.ad-slot {
  position: relative;
  display: flex; align-items: center; justify-content: center;
  border: 1px dashed var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
}
.ad-slot__label {
  font-size: .7rem; font-weight: 600; letter-spacing: .16em;
  color: var(--muted); opacity: .7;
}
.ad-slot--leaderboard { min-height: 100px; margin-block: clamp(1.5rem, 5vw, 2.5rem) 0; }
.ad-slot--incontent { min-height: 250px; }
.ad-slot--dialog { min-height: 250px; width: 100%; }
.ad-slot--toast { min-height: 90px; width: 100%; }
@media (min-width: 720px) { .ad-slot--leaderboard { min-height: 90px; } }

/* pop-up */
.ad-dialog {
  width: min(360px, calc(100vw - 2rem));
  padding: 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--ink-soft);
  box-shadow: var(--shadow-lg);
}
.ad-dialog::backdrop { background: rgba(10, 12, 20, .55); backdrop-filter: blur(2px); }
.ad-dialog__head { display: flex; align-items: flex-start; justify-content: space-between; gap: .75rem; margin-bottom: .9rem; }
.ad-dialog__head h2 { font-size: 1rem; }
.ad-dialog__x { color: var(--muted); padding: .15rem; border-radius: 6px; }
.ad-dialog__x:hover { color: var(--ink); }
.ad-dialog__ok { width: 100%; margin-top: .9rem; }

/* notificación de esquina */
.ad-toast {
  position: fixed; right: 1rem; bottom: 1rem; z-index: 50;
  width: min(300px, calc(100vw - 2rem));
  padding: .6rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
  animation: slideIn .35s var(--ease-out) both;
}
.ad-toast[hidden] { display: none; }
.ad-toast__x {
  position: absolute; top: -.55rem; right: -.55rem;
  width: 1.6rem; height: 1.6rem; display: grid; place-items: center;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 50%; color: var(--muted);
}
.ad-toast__x:hover { color: var(--ink); }
@keyframes slideIn { from { opacity: 0; transform: translateY(12px); } }

/* aviso de "copiado" */
.toast {
  position: fixed; left: 50%; bottom: 1.25rem; transform: translateX(-50%);
  z-index: 60; padding: .6rem 1.1rem;
  background: var(--ink); color: var(--bg);
  border-radius: 99px; font-size: .875rem; font-weight: 500;
  box-shadow: var(--shadow);
  animation: slideIn .3s var(--ease-out) both;
  /* solo informa: nunca debe interceptar clics de lo que tenga debajo
     (tapaba los botones de descarga cuando caian al pie de la ventana) */
  pointer-events: none;
}
.toast[hidden] { display: none; }

/* si el anuncio de esquina esta visible, el aviso de copiado sube para no
   taparlo en pantallas estrechas (son hermanos en el DOM) */
@media (max-width: 719px) {
  .ad-toast:not([hidden]) ~ .toast { bottom: 8.5rem; }
}

/* --- 7. Contenido -------------------------------------------------------- */
.steps { list-style: none; padding: 0; display: grid; gap: 1rem; }
@media (min-width: 720px) { .steps { grid-template-columns: repeat(3, 1fr); } }
.step {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.35rem;
}
.step__num {
  display: grid; place-items: center;
  width: 2rem; height: 2rem; margin-bottom: .8rem;
  background: var(--accent-soft); color: var(--accent);
  border: 1px solid var(--accent-line);
  border-radius: 50%; font-weight: 700; font-size: .9rem;
}
.step h3 { font-size: 1.05rem; margin-bottom: .35rem; }
.step p { font-size: .925rem; color: var(--muted); }

.section--prose p { margin-bottom: 1rem; }
.section--prose h3 { font-size: clamp(1.1rem, 3vw, 1.3rem); margin: 2rem 0 .6rem; }
.section--prose strong { color: var(--ink); }

.tips { display: grid; gap: 1rem; }
@media (min-width: 720px) { .tips { grid-template-columns: 1fr 1fr; } }
.tip { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.35rem; }
.tip h3 { font-size: 1.02rem; margin-bottom: .4rem; }
.tip p { font-size: .925rem; color: var(--muted); }

/* anuncio propio (Hostinger, enlace de afiliado) */
.promo {
  --promo: #673de6;
  display: grid; gap: 1.25rem; align-items: center;
  padding: clamp(1.25rem, 3vw, 1.75rem) clamp(1.25rem, 3vw, 2rem);
  border: 1px solid color-mix(in srgb, var(--promo) 30%, var(--line));
  border-radius: var(--radius);
  background:
    radial-gradient(120% 140% at 100% 0%, color-mix(in srgb, var(--promo) 14%, transparent), transparent 55%),
    var(--surface);
  box-shadow: var(--shadow);
}
@media (min-width: 720px) { .promo { grid-template-columns: 1fr auto; gap: 2rem; } }
.promo__tag {
  display: inline-block; margin-bottom: .55rem;
  font-size: .7rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase;
  color: var(--muted);
}
.promo__title { font-size: clamp(1.15rem, 2.6vw, 1.4rem); margin-bottom: .45rem; }
.promo__text { font-size: .925rem; color: var(--muted); max-width: 62ch; }
.promo__text strong { color: var(--ink); }
.promo__cta { display: flex; flex-direction: column; align-items: flex-start; gap: .4rem; }
@media (min-width: 720px) { .promo__cta { align-items: center; } }
.btn--promo { background: var(--promo); color: #fff; white-space: nowrap; text-decoration: none; }
.btn--promo:hover { background: color-mix(in srgb, var(--promo) 84%, #000); color: #fff; }
.promo__note { font-size: .75rem; color: var(--muted); }

.faq {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius-sm); margin-bottom: .6rem;
  overflow: hidden;
}
.faq summary {
  padding: 1rem 1.15rem; cursor: pointer; list-style: none;
  font-weight: 600; color: var(--ink); font-size: .975rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; font-weight: 400; font-size: 1.4rem; line-height: 1;
  color: var(--accent); flex: none; transition: transform .2s var(--ease-out);
}
.faq[open] summary::after { transform: rotate(45deg); }
.faq p { padding: 0 1.15rem 1.15rem; font-size: .925rem; color: var(--muted); }

.tools-grid { list-style: none; padding: 0; display: grid; gap: 1rem; }
@media (min-width: 720px) { .tools-grid { grid-template-columns: repeat(3, 1fr); } }
.tool-link {
  position: relative; background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.3rem;
}
.tool-link h3 { font-size: 1rem; margin-bottom: .35rem; }
.tool-link p { font-size: .9rem; color: var(--muted); }
a.tool-link {
  display: block; color: inherit; text-decoration: none; height: 100%;
  transition: border-color .2s var(--ease-out), transform .2s var(--ease-out), box-shadow .2s var(--ease-out);
}
a.tool-link:hover { border-color: var(--accent-line); transform: translateY(-2px); box-shadow: var(--shadow); }
a.tool-link h3 { color: var(--accent); }
.badge--go { background: var(--accent-soft); border-color: var(--accent-line); color: var(--accent); }
.badge {
  display: inline-block; margin-top: .75rem;
  padding: .2rem .6rem; border-radius: 99px;
  background: var(--surface-2); border: 1px solid var(--line);
  font-size: .72rem; font-weight: 600; letter-spacing: .04em;
  text-transform: uppercase; color: var(--muted);
}

/* --- 7b. Comprobador de fuerza ------------------------------------------- */
.checker__label { display: block; font-size: .8rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); margin-bottom: .6rem; }
.pw-field { display: flex; gap: .5rem; align-items: stretch; }
.pw-field__input {
  flex: 1; min-width: 0;
  font-family: var(--mono); font-size: clamp(1rem, 3.4vw, 1.3rem); font-weight: 500;
  color: var(--ink); background: var(--surface-2);
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: .85rem 1rem; min-height: 3.4rem;
  transition: border-color .18s var(--ease-out), box-shadow .18s var(--ease-out);
}
.pw-field__input::placeholder { font-family: var(--sans); font-weight: 400; color: var(--muted); font-size: .95rem; }
.pw-field__input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.pw-field__btn {
  display: inline-flex; align-items: center; gap: .4rem; flex: none;
  padding: 0 .9rem; border-radius: var(--radius-sm);
  background: var(--surface); border: 1px solid var(--line); color: var(--ink-soft);
  font-size: .85rem; font-weight: 600;
  transition: border-color .18s var(--ease-out), background .18s var(--ease-out);
}
.pw-field__btn:hover { border-color: var(--accent-line); background: var(--accent-soft); color: var(--ink); }
.pw-field__btn[aria-pressed="true"] { background: var(--accent-soft); border-color: var(--accent-line); color: var(--accent); }
.pw-field__btn span { display: none; }
@media (min-width: 540px) { .pw-field__btn span { display: inline; } }
.checker__help { margin-top: .7rem; font-size: .85rem; color: var(--muted); }

.checker__panel { gap: 1.1rem; }
.checker__empty { font-size: .925rem; color: var(--muted); text-align: center; padding: .4rem 0; }
.checker__empty[hidden], .checker__results[hidden] { display: none; }
.checker__results { display: grid; gap: 1.1rem; }
.checker__comp { font-size: .85rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.checker__h { font-size: .8rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); margin: .2rem 0 -.4rem; }

.crack { display: grid; gap: .5rem; margin: 0; }
.crack__row {
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: .25rem .9rem;
  padding: .7rem .9rem; border: 1px solid var(--line-soft); border-radius: var(--radius-sm); background: var(--surface-2);
}
.crack__row dt { font-size: .875rem; color: var(--ink-soft); }
.crack__row dt span { display: block; font-size: .75rem; color: var(--muted); }
.crack__row dd { margin: 0; font-weight: 600; color: var(--ink); font-variant-numeric: tabular-nums; }

.findings { list-style: none; padding: 0; margin: 0; display: grid; gap: .5rem; }
.finding {
  display: flex; gap: .7rem; align-items: flex-start;
  padding: .75rem .9rem; border-radius: var(--radius-sm); font-size: .9rem; color: var(--ink-soft);
  border: 1px solid var(--line-soft); background: var(--surface-2);
}
.finding__icon {
  flex: none; width: 1.35rem; height: 1.35rem; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: .8rem; font-weight: 700; color: #fff; margin-top: .05rem;
}
.finding--bad { border-color: color-mix(in srgb, var(--bad) 30%, transparent); background: color-mix(in srgb, var(--bad) 7%, var(--surface)); }
.finding--bad .finding__icon { background: var(--bad); }
.finding--warn { border-color: color-mix(in srgb, var(--warn) 30%, transparent); background: color-mix(in srgb, var(--warn) 8%, var(--surface)); }
.finding--warn .finding__icon { background: var(--warn); }
.finding--ok { border-color: color-mix(in srgb, var(--ok) 30%, transparent); background: color-mix(in srgb, var(--ok) 7%, var(--surface)); }
.finding--ok .finding__icon { background: var(--ok); }

.checker__actions { display: flex; flex-wrap: wrap; gap: .6rem; }
.checker__actions .btn--primary { text-decoration: none; }
.strength.lvl-3 [data-level] { color: #b45309; }
@media (prefers-color-scheme: dark) { .strength.lvl-3 [data-level] { color: #eab308; } }

/* --- 7c. Generador de códigos QR ----------------------------------------- */
.qr-body { display: grid; }
@media (min-width: 900px) { .qr-body { grid-template-columns: 1.15fr 1fr; gap: 1.25rem; } }
.qr-panel { border-top: 1px solid var(--line-soft); padding: 0; }
@media (min-width: 900px) { .qr-panel { border-top: 0; } }
.qr-body > .qr-fields { display: grid; gap: 1.1rem; padding: clamp(1rem, 3.5vw, 1.4rem); border-right: 0; }
@media (min-width: 900px) { .qr-body > .qr-fields { border-right: 1px solid var(--line-soft); } }

.qr-input {
  width: 100%; min-width: 0;
  font: inherit; font-size: .95rem; color: var(--ink);
  background: var(--surface-2);
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: .7rem .85rem;
  transition: border-color .18s var(--ease-out), box-shadow .18s var(--ease-out);
}
.qr-input::placeholder { color: var(--muted); }
.qr-input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.qr-two { display: grid; gap: .55rem; margin-bottom: .6rem; }
@media (min-width: 640px) { .qr-two { grid-template-columns: 1fr 1fr; } }
.qr-two:last-child { margin-bottom: 0; }

.qr-colors { display: flex; flex-wrap: wrap; align-items: center; gap: .7rem; }
.qr-color {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .4rem .6rem; border-radius: 999px;
  border: 1px solid var(--line); background: var(--surface-2);
  font-size: .85rem; color: var(--muted); cursor: pointer;
}
.qr-color input[type="color"] {
  width: 2.1rem; height: 2.1rem; padding: 0; border: 0; border-radius: 8px;
  background: none; cursor: pointer;
}
.qr-color input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; }
.qr-color input[type="color"]::-webkit-color-swatch { border: 1px solid var(--line); border-radius: 8px; }
.qr-colors .btn { padding: .55rem .9rem; font-size: .85rem; }

.emoji-row { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: .6rem; }
.emoji {
  width: 2.35rem; height: 2.35rem; display: grid; place-items: center;
  font-size: 1.2rem; border-radius: 50%;
  border: 1px solid var(--line); background: var(--surface-2);
  transition: border-color .18s var(--ease-out), background .18s var(--ease-out), transform .12s var(--ease-out);
}
.emoji:hover { border-color: var(--accent-line); transform: translateY(-1px); }
.emoji.is-on { background: var(--accent-soft); border-color: var(--accent); }
.qr-logo { display: flex; flex-wrap: wrap; gap: .6rem; }
.qr-logo .btn { padding: .55rem .9rem; font-size: .85rem; }

.qr-preview-wrap { display: flex; flex-direction: column; padding: clamp(1rem, 3.5vw, 1.4rem); }
.qr-preview {
  display: grid; place-items: center;
  min-height: 15rem; padding: 1rem;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
}
.qr-preview canvas, .qr-preview svg { max-width: 100%; height: auto; display: block; }
.qr-preview__empty { color: var(--muted); font-size: .95rem; text-align: center; }
.qr-preview__empty[hidden] { display: none; }
.qr-preview__meta { margin-top: .7rem; font-size: .82rem; color: var(--muted); text-align: center; }
.qr-downloads { display: flex; gap: .6rem; margin-top: .8rem; }
.qr-downloads .btn { flex: 1; }
.qr-downloads .btn--ghost { flex: 0 1 auto; }

@media (prefers-color-scheme: dark) {
  .qr-preview { border-color: var(--line); background: #fff; }
  .qr-preview > canvas, .qr-preview > svg { border-radius: 10px; }
}

/* --- 8. Pie -------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--line-soft);
  padding-block: 2rem;
  font-size: .875rem; color: var(--muted);
}
.site-footer__inner { display: flex; flex-direction: column; gap: .85rem; align-items: center; text-align: center; }
.site-footer nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 1.25rem; }
.site-footer a:hover { color: var(--ink); }
@media (min-width: 720px) {
  .site-footer__inner { flex-direction: row; justify-content: space-between; text-align: left; }
}

/* --- 9. Páginas legales -------------------------------------------------- */
.legal { padding-block: clamp(2rem, 6vw, 3.5rem); }
.legal h1 { font-size: clamp(1.5rem, 4.5vw, 2.1rem); margin-bottom: 1rem; }
.legal h2 { font-size: 1.15rem; margin: 2rem 0 .6rem; }
.legal p, .legal li { margin-bottom: .8rem; }
.legal ul { padding-left: 1.2rem; }
.legal .todo {
  background: color-mix(in srgb, var(--warn) 12%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--warn) 35%, transparent);
  border-radius: var(--radius-sm); padding: .9rem 1.1rem; font-size: .9rem;
}