:root{
    --bg:#030407;
    --bg-2:#07080c;
    --surface:#1b1c20;
    --surface-2:#232429;
    --border:#2e2f34;
    --border-soft:#3a3b41;
    --satin:linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,0) 50%);
    --text:#eef1fa;
    --muted:#9aa3bd;
    --muted-2:#6d7794;

    --indigo:#22e2ff;
    --indigo-dark:#0ea5c4;
    --indigo-glow:rgba(34,226,255,.4);
    --crimson:#b26bff;
    --crimson-dark:#8b3ffb;
    --crimson-glow:rgba(178,107,255,.4);
    --emerald:#2fe6a7;
    --emerald-glow:rgba(47,230,167,.4);
    --amber:#ffb454;
    --amber-glow:rgba(255,180,84,.4);
    --teal:#38d9d9;
    --teal-glow:rgba(56,217,217,.4);

    --primary:var(--indigo);
    --primary-dark:var(--indigo-dark);
    --accent:#b26bff;
    --success:#22e2ff;
    --danger:#b26bff;
    --ad-bg:#161b28;
    --ad-border:#39415c;

    --radius-lg:20px;
    --radius-md:14px;
    --radius-sm:8px;
    --shadow:0 18px 44px rgba(0,0,0,.45);
    --maxw:1100px;
    --font-head:'Poppins', 'Segoe UI', sans-serif;
    --font-body:'Inter', system-ui, -apple-system, sans-serif;
  }

  *,*::before,*::after{ box-sizing:border-box; }
  html{ scroll-behavior:smooth; }
  body{
    margin:0; background:var(--bg); color:var(--text);
    font-family:var(--font-body); line-height:1.55; -webkit-font-smoothing:antialiased;
    position:relative; overflow-x:hidden;
  }
  /* Halos decorativos de fondo (premium, estáticos, sin animación) */
  body::before, body::after{
    content:""; position:fixed; z-index:-1; border-radius:50%; filter:blur(90px); pointer-events:none;
  }
  body::before{ top:-160px; left:-120px; width:420px; height:420px; background:var(--indigo-glow); opacity:.35; }
  body::after{ top:220px; right:-160px; width:460px; height:460px; background:var(--crimson-glow); opacity:.3; }

  h1,h2,h3{ font-family:var(--font-head); line-height:1.2; margin:0 0 .5em; }
  p{ margin:0 0 1em; }
  img{ max-width:100%; display:block; }
  button{ font-family:inherit; cursor:pointer; }
  a{ color:var(--indigo); }
  .container{ max-width:var(--maxw); margin:0 auto; padding:0 20px; }
  .visually-hidden{ position:absolute; width:1px;height:1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; }
  .gradient-text{
    background:linear-gradient(90deg, var(--indigo), var(--crimson) 45%, var(--emerald), var(--indigo));
    background-size:200% auto;
    -webkit-background-clip:text; background-clip:text; color:var(--text); -webkit-text-fill-color:transparent;
    animation:gradientShift 7s ease-in-out infinite;
  }
  @keyframes gradientShift{ 0%{ background-position:0% center; } 50%{ background-position:100% center; } 100%{ background-position:0% center; } }

  /* ---------- Header + banner ad ---------- */
  header.site-header{ background:rgba(13,16,25,.9); backdrop-filter:blur(10px); border-bottom:1px solid var(--border); position:sticky; top:0; z-index:200; }
  .header-top{ display:flex; align-items:center; justify-content:space-between; padding:12px 20px; max-width:var(--maxw); margin:0 auto; gap:12px; }
  .brand{ display:flex; align-items:center; gap:8px; font-family:var(--font-head); font-weight:800; font-size:1.25rem; color:var(--text); text-decoration:none; }
  .brand-badge{ width:34px; height:34px; border-radius:10px; background:linear-gradient(135deg,var(--indigo),var(--crimson)); color:#fff; display:flex; align-items:center; justify-content:center; font-weight:800; box-shadow:0 0 18px var(--indigo-glow); }
  .header-tag{ font-size:.78rem; color:var(--muted); font-weight:600; display:none; }
  @media(min-width:640px){ .header-tag{ display:block; } }

  .ad-slot{
    display:flex; align-items:center; justify-content:center; text-align:center;
    background:var(--ad-bg); border:1px dashed var(--ad-border); border-radius:var(--radius-sm);
    color:var(--muted-2); font-weight:700; letter-spacing:.08em; font-size:.78rem;
    text-transform:uppercase; width:100%;
  }
  .ad-slot small{ display:block; font-weight:500; text-transform:none; letter-spacing:0; margin-top:4px; font-size:.72rem; }

  #ad-header{ min-height:90px; margin:0 auto 12px; max-width:var(--maxw); }
  #ad-header-wrap{ padding:0 20px; }

  /* ---------- Botón flotante volver al inicio (esquina superior) ---------- */
  #btn-back{
    position:fixed; right:16px; top:172px; z-index:210;
    display:none; align-items:center; gap:8px;
    background:var(--surface); border:1px solid var(--border-soft); box-shadow:var(--shadow);
    color:var(--text); font-weight:700; font-size:.85rem;
    padding:10px 16px 10px 12px; border-radius:999px;
  }
  body.in-tool #btn-back{ display:inline-flex; }
  #btn-back svg{ width:18px; height:18px; }
  @media(max-width:640px){ #btn-back span.txt{ display:none; } #btn-back{ padding:10px; } }

  /* ---------- Main / screens ---------- */
  main{ padding:28px 0 8px; }

  /* Welcome screen */
  #screen-welcome .hero{ position:relative; text-align:center; padding:56px 0 8px; }
  #screen-welcome .hero::before{
    content:""; position:absolute; z-index:-1; top:-70px; left:50%; transform:translateX(-50%);
    width:min(640px, 92vw); height:300px;
    background:radial-gradient(ellipse at center, var(--indigo-glow), transparent 68%);
    filter:blur(6px); opacity:.6; pointer-events:none;
  }
  .hero-kicker{
    display:inline-flex; align-items:center; gap:7px; margin-bottom:18px;
    padding:8px 18px; border-radius:999px; font-size:.74rem; font-weight:800;
    letter-spacing:.07em; text-transform:uppercase;
    color:var(--text); background:linear-gradient(90deg, rgba(34,226,255,.16), rgba(178,107,255,.16));
    border:1px solid var(--border-soft);
  }
  #screen-welcome h1{ font-size:clamp(2.1rem, 5.2vw, 3.4rem); font-weight:800; letter-spacing:-.01em; }
  #screen-welcome .hero p{ color:var(--muted); max-width:560px; margin-inline:auto; font-size:1.08rem; }
  .trust-row{ display:flex; flex-wrap:wrap; justify-content:center; gap:10px 12px; margin:20px 0 34px; font-size:.85rem; font-weight:700; }
  .trust-row span{
    display:flex; align-items:center; gap:7px; color:var(--text);
    background:var(--surface); border:1px solid var(--border); border-radius:999px;
    padding:9px 16px; box-shadow:0 6px 18px rgba(0,0,0,.3);
  }

  .tool-grid{ display:grid; grid-template-columns:1fr; gap:18px; max-width:920px; margin:0 auto; }
  @media(min-width:760px){ .tool-grid{ grid-template-columns:repeat(3,1fr); } }

  .tool-btn{
    background:var(--satin), var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg);
    padding:30px 20px 26px; text-align:center; box-shadow:var(--shadow);
    display:flex; flex-direction:column; align-items:center; gap:10px;
    transition:transform .15s ease, box-shadow .15s ease, border-color .15s ease; position:relative; overflow:hidden;
  }
  .tool-btn::before{ content:""; position:absolute; top:0; left:0; right:0; height:4px; background:var(--tool-color); }
  .tool-btn:hover{ transform:translateY(-5px); border-color:var(--tool-color); box-shadow:0 20px 40px rgba(0,0,0,.5), 0 0 0 1px var(--tool-color) inset; }
  .tool-btn:focus-visible{ outline:3px solid var(--tool-color); outline-offset:3px; }
  .tool-btn .emoji-badge{ width:64px; height:64px; border-radius:18px; display:flex; align-items:center; justify-content:center; font-size:2rem; background:var(--tool-glow); box-shadow:0 0 24px var(--tool-glow); }
  .tool-btn strong{ font-family:var(--font-head); font-size:1.08rem; }
  .tool-btn span.desc{ color:var(--muted); font-size:.85rem; }
  .tool-btn--indigo{ --tool-color:var(--indigo); --tool-glow:var(--indigo-glow); }
  .tool-btn--crimson{ --tool-color:var(--crimson); --tool-glow:var(--crimson-glow); }
  .tool-btn--emerald{ --tool-color:var(--indigo); --tool-glow:var(--crimson-glow); }
  .tool-btn--emerald::before{ background:linear-gradient(90deg, var(--indigo), var(--crimson)); }
  .tool-btn--amber{ --tool-color:var(--amber); --tool-glow:var(--amber-glow); }
  .tool-btn--teal{ --tool-color:var(--teal); --tool-glow:var(--teal-glow); }

  @media (prefers-reduced-motion: reduce){
    *{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
  }

  /* Ventajas globales */
  .ventajas-section{ margin:40px auto 8px; max-width:960px; }
  .ventajas-section h2{ text-align:center; font-size:clamp(1.2rem,3vw,1.5rem); }
  .ventajas-grid{ display:grid; grid-template-columns:1fr; gap:14px; }
  @media(min-width:640px){ .ventajas-grid{ grid-template-columns:repeat(2,1fr); } }
  @media(min-width:960px){ .ventajas-grid{ grid-template-columns:repeat(3,1fr); } }
  .ventaja-card{ background:var(--satin), var(--surface); border:1px solid var(--border); border-radius:var(--radius-md); padding:16px 18px; display:flex; gap:12px; align-items:flex-start; }
  .ventaja-card .emoji{ font-size:1.5rem; line-height:1; }
  .ventaja-card h3{ font-size:.95rem; margin:0 0 4px; }
  .ventaja-card p{ color:var(--muted); font-size:.85rem; margin:0; }

  /* Tool screens shared */
  .screen{ animation:fadeIn .25s ease; }
  @keyframes fadeIn{ from{ opacity:0; transform:translateY(6px);} to{ opacity:1; transform:none; } }
  .tool-header{ text-align:center; max-width:680px; margin:0 auto 22px; }
  .tool-header .kicker{ display:inline-block; padding:4px 12px; border-radius:999px; font-size:.72rem; font-weight:800; letter-spacing:.06em; text-transform:uppercase; margin-bottom:10px; background:var(--tool-glow); color:var(--tool-color); }
  .tool-header h2{ font-size:clamp(1.35rem,3vw,1.9rem); }
  .tool-header p{ color:var(--muted); }

  #screen-cedula{ --tool-color:var(--indigo); --tool-glow:var(--indigo-glow); --tool-color-dark:var(--indigo-dark); }
  #screen-descargador{ --tool-color:var(--crimson); --tool-glow:var(--crimson-glow); --tool-color-dark:var(--crimson-dark); }
  #screen-conversor{ --tool-color:var(--indigo); --tool-glow:var(--crimson-glow); --tool-color-dark:var(--crimson-dark); }

  .card{ background:var(--satin), var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg); box-shadow:var(--shadow); padding:22px; max-width:820px; margin:0 auto; }
  .card + .card{ margin-top:18px; }

  .privacy-badge{
    display:flex; align-items:flex-start; gap:10px; background:rgba(34,226,255,.1); border:1px solid rgba(34,226,255,.35);
    color:#8fe9ff; border-radius:var(--radius-md); padding:12px 14px; font-size:.85rem; max-width:820px; margin:14px auto 0;
  }
  .privacy-badge svg{ flex:none; width:20px; height:20px; margin-top:1px; }
  .limits-note{ text-align:center; color:var(--muted-2); font-size:.82rem; max-width:820px; margin:10px auto 0; }

  /* Buttons */
  .btn{
    display:inline-flex; align-items:center; justify-content:center; gap:8px;
    border:none; border-radius:999px; padding:13px 22px; font-weight:700; font-size:.95rem;
    background:linear-gradient(135deg, var(--tool-color, var(--indigo)), var(--tool-color-dark, var(--indigo-dark)));
    color:#fff; transition:filter .15s ease, transform .1s ease, box-shadow .15s ease;
    box-shadow:0 8px 22px var(--tool-glow, var(--indigo-glow));
  }
  .btn:hover{ filter:brightness(1.08); }
  .btn:active{ transform:scale(.98); }
  .btn:disabled{ background:#333a4d; color:#7d859c; box-shadow:none; cursor:not-allowed; }
  .btn.btn-secondary{ background:var(--surface-2); color:var(--text); border:1px solid var(--border-soft); box-shadow:none; }
  .btn.btn-secondary:hover{ background:#212840; filter:none; }
  .btn.btn-accent{ background:linear-gradient(135deg, var(--crimson), var(--crimson-dark)); box-shadow:0 8px 22px var(--crimson-glow); }
  .btn.btn-block{ width:100%; }

  /* Upload boxes */
  .upload-grid{ display:grid; grid-template-columns:1fr; gap:16px; }
  @media(min-width:600px){ .upload-grid{ grid-template-columns:1fr 1fr; } }
  .upload-box{
    border:2px dashed var(--border-soft); border-radius:var(--radius-md); padding:16px;
    text-align:center; cursor:pointer; background:var(--surface-2); transition:border-color .15s ease, background .15s ease;
    display:block;
  }
  .upload-box:hover{ border-color:var(--tool-color, var(--indigo)); }
  .upload-box input[type="file"]{ display:none; }
  .upload-box .up-icon{ font-size:1.8rem; }
  .upload-box .up-label{ font-weight:700; margin:6px 0 2px; }
  .upload-box .up-hint{ color:var(--muted-2); font-size:.78rem; }
  .upload-box img.preview{ margin:10px auto 0; max-height:140px; border-radius:var(--radius-sm); border:1px solid var(--border-soft); cursor:pointer; }
  .upload-box .recrop-hint{ font-size:.72rem; color:var(--muted-2); margin-top:4px; }

  /* Botones separados de Galería / Cámara en vivo (Documentos ID) */
  .upload-actions{ display:flex; gap:8px; flex-wrap:wrap; justify-content:center; margin:12px 0 2px; }
  .btn-upload{
    flex:1 1 130px; display:inline-flex; align-items:center; justify-content:center; gap:6px;
    padding:10px 12px; border-radius:999px; font-weight:700; font-size:.78rem; text-align:center;
    background:var(--surface); border:1px solid var(--tool-color, var(--indigo)); color:var(--text);
    cursor:pointer; transition:box-shadow .15s ease, background .15s ease, transform .1s ease;
  }
  .btn-upload:hover{ box-shadow:0 0 16px var(--tool-glow, var(--indigo-glow)); background:var(--surface-2); }
  .btn-upload:active{ transform:scale(.97); }

  .checkbox-row{ display:flex; align-items:center; gap:10px; margin:18px 0; font-weight:600; font-size:.92rem; }
  .checkbox-row input{ width:19px; height:19px; accent-color:var(--tool-color, var(--indigo)); }

  /* Aviso: la foto original llegó sin color (posible modo "Escanear documento" del celular) */
  .aviso-escaneo{
    background:rgba(255,176,32,.12); border:1px solid rgba(255,176,32,.4);
    color:#ffcf6b; border-radius:var(--radius-md); padding:12px 14px; font-size:.85rem;
    line-height:1.45; margin:-6px 0 18px;
  }

  /* Downloader */
  .input-field{
    width:100%; padding:14px 16px; border:1px solid var(--border-soft); border-radius:var(--radius-md);
    font-size:1rem; font-family:inherit; background:var(--surface-2); color:var(--text);
  }
  .input-field::placeholder{ color:var(--muted-2); }
  .input-field:focus{ outline:2px solid var(--tool-color, var(--indigo)); outline-offset:1px; }
  .btn-row{ display:flex; flex-wrap:wrap; gap:12px; margin-top:16px; }
  .btn-row .btn{ flex:1 1 200px; }

  .progress-wrap{ margin-top:18px; }
  .progress-track{ background:var(--surface-2); border:1px solid var(--border); border-radius:999px; height:10px; overflow:hidden; }
  .progress-bar{ height:100%; width:0%; background:linear-gradient(90deg,var(--tool-color, var(--indigo)),var(--crimson)); transition:width .18s linear; border-radius:999px; }
  .progress-status{ margin-top:8px; font-size:.85rem; color:var(--muted); font-weight:600; }
  .progress-status.status-error{ color:#ff8fa3; }
  .progress-bar.indeterminate{ width:35% !important; animation:barra-indeterminada 1.1s ease-in-out infinite; }
  @keyframes barra-indeterminada{
    0%{ transform:translateX(-100%); }
    100%{ transform:translateX(285%); }
  }

  .result-box{ margin-top:18px; background:var(--surface-2); border:1px solid var(--border-soft); border-radius:var(--radius-md); padding:16px; display:flex; flex-wrap:wrap; align-items:center; gap:14px; justify-content:space-between; }
  .result-info{ display:flex; align-items:center; gap:10px; font-weight:700; }
  .result-info .file-emoji{ font-size:1.6rem; }
  .result-info small{ display:block; color:var(--muted); font-weight:500; font-size:.78rem; }

  /* Tabs (conversor) */
  .tabs{ display:flex; gap:8px; overflow-x:auto; padding-bottom:4px; margin-bottom:18px; -webkit-overflow-scrolling:touch; }
  .tab-btn{
    flex:none; background:var(--surface-2); border:1px solid var(--border-soft); border-radius:999px;
    padding:10px 18px; font-weight:700; font-size:.85rem; color:var(--muted); white-space:nowrap;
  }
  .tab-btn[aria-selected="true"]{ background:linear-gradient(135deg, var(--indigo), var(--crimson)); color:#03121a; border-color:transparent; }
  .conv-panel{ display:none; }
  .conv-panel.active{ display:block; }

  .img-thumbs{ display:grid; grid-template-columns:repeat(auto-fill,minmax(96px,1fr)); gap:10px; margin:16px 0; }
  .img-thumb{ position:relative; border:1px solid var(--border-soft); border-radius:var(--radius-sm); overflow:hidden; aspect-ratio:3/4; background:var(--surface-2); }
  .img-thumb img{ width:100%; height:100%; object-fit:cover; }
  .img-thumb-remove, .img-thumb-crop, .img-thumb-download{
    position:absolute; width:24px; height:24px; border-radius:50%;
    background:rgba(10,12,20,.78); color:#fff; border:none; font-size:.85rem; line-height:1;
    display:flex; align-items:center; justify-content:center; cursor:pointer;
  }
  .img-thumb-remove{ top:4px; right:4px; }
  .img-thumb-crop{ top:4px; left:4px; }
  .img-thumb-download{ top:4px; right:4px; }
  .img-thumb-label{ position:absolute; left:0; right:0; bottom:0; padding:3px 6px; font-size:.68rem; text-align:center; background:rgba(3,4,7,.72); color:#fff; }

  .size-row{ display:flex; justify-content:space-between; align-items:center; gap:10px; margin-top:12px; font-size:.9rem; color:var(--muted); flex-wrap:wrap; }

  /* Native ad mid content */
  #ad-native-mid{ min-height:140px; max-width:var(--maxw); margin:34px auto; }

  /* Sticky corner ad */
  #ad-sticky{
    position:fixed; right:14px; bottom:14px; z-index:180; width:min(260px, calc(100vw - 28px));
    min-height:90px; background:var(--satin), var(--surface); border:1px solid var(--ad-border); border-radius:var(--radius-md);
    box-shadow:var(--shadow); padding:10px; opacity:0; transform:translateY(12px); pointer-events:none;
    transition:opacity .3s ease, transform .3s ease;
  }
  #ad-sticky.visible{ opacity:1; transform:none; pointer-events:auto; }
  /* Se oculta mientras el footer (con los links de Privacidad/Términos/Contacto)
     está en pantalla, para que el anuncio flotante nunca los tape. */
  #ad-sticky.ad-sticky--sobre-footer{ opacity:0 !important; pointer-events:none !important; }
  #ad-sticky .ad-slot{ min-height:64px; }
  #ad-sticky-close{
    position:absolute; top:-8px; right:-8px; width:24px; height:24px; border-radius:50%;
    background:var(--text); color:#0a0c13; border:2px solid var(--surface); font-size:.9rem; line-height:1;
  }

  /* Interstitial */
  .interstitial{ position:fixed; inset:0; z-index:9999; display:none; align-items:center; justify-content:center; background:rgba(4,5,10,.82); padding:20px; }
  .interstitial.active{ display:flex; }
  .interstitial-box{ background:var(--satin), var(--surface); border:1px solid var(--border-soft); border-radius:var(--radius-lg); padding:30px 26px; max-width:360px; width:100%; text-align:center; box-shadow:0 20px 60px rgba(0,0,0,.6); }
  .interstitial-eyebrow{ color:var(--muted); font-weight:700; font-size:.85rem; margin-bottom:6px; }
  .interstitial-count{ font-family:var(--font-head); font-size:3.4rem; font-weight:800; color:var(--indigo); margin:2px 0 10px; }
  .interstitial-progress{ background:var(--surface-2); height:8px; border-radius:999px; overflow:hidden; margin-bottom:18px; }
  .interstitial-progress-bar{ height:100%; width:0%; background:var(--indigo); transition:width .1s linear; }
  .interstitial .ad-slot{ min-height:250px; margin-bottom:14px; }
  .interstitial-note{ font-size:.78rem; color:var(--muted-2); margin:0; }

  /* Modal de recorte (Cropper.js) */
  .crop-modal{ position:fixed; inset:0; z-index:9998; display:none; align-items:center; justify-content:center; background:rgba(4,5,10,.86); padding:16px; }
  .crop-modal.active{ display:flex; }
  .crop-modal-box{ background:var(--satin), var(--surface); border:1px solid var(--border-soft); border-radius:var(--radius-lg); padding:20px; max-width:480px; width:100%; box-shadow:0 20px 60px rgba(0,0,0,.6); }
  .crop-modal-title{ font-family:var(--font-head); font-weight:700; margin:0 0 12px; text-align:center; }
  .crop-modal-stage{ max-height:52vh; overflow:hidden; border-radius:var(--radius-md); background:#000; }
  .crop-modal-stage img{ display:block; max-width:100%; }
  .crop-modal-hint{ color:var(--muted-2); font-size:.78rem; text-align:center; margin:10px 0 0; }
  .crop-modal-actions{ display:flex; gap:10px; margin-top:16px; }
  .crop-modal-actions .btn{ flex:1; }

  /* Info sections below the fold */
  .section{ padding:48px 0; }
  .section h2{ text-align:center; font-size:clamp(1.3rem,3vw,1.8rem); }
  .section > .container > p.section-lead{ text-align:center; color:var(--muted); max-width:640px; margin:0 auto 32px; }

  .steps-grid{ display:grid; grid-template-columns:1fr; gap:18px; max-width:960px; margin:0 auto; }
  @media(min-width:760px){ .steps-grid{ grid-template-columns:repeat(3,1fr); } }
  .step-card{ background:var(--satin), var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg); padding:24px; text-align:center; box-shadow:var(--shadow); }
  .step-letter{ width:46px; height:46px; border-radius:50%; background:linear-gradient(135deg,var(--indigo),var(--crimson)); color:#fff; font-family:var(--font-head); font-weight:800; display:flex; align-items:center; justify-content:center; margin:0 auto 14px; font-size:1.2rem; }
  .step-card h3{ font-size:1.05rem; }
  .step-card p{ color:var(--muted); font-size:.9rem; margin:0; }
  .ace-note{ text-align:center; color:var(--muted-2); font-size:.8rem; max-width:640px; margin:22px auto 0; }

  .ideas-grid{ display:grid; grid-template-columns:1fr; gap:18px; max-width:960px; margin:0 auto; }
  @media(min-width:760px){ .ideas-grid{ grid-template-columns:repeat(3,1fr); } }
  .idea-card{ background:var(--satin), var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg); padding:22px; box-shadow:var(--shadow); }
  .idea-card .emoji{ font-size:1.8rem; }
  .idea-card h3{ font-size:1.02rem; margin:10px 0 6px; }
  .idea-card p{ color:var(--muted); font-size:.88rem; margin:0; }

  .seo-copy{ max-width:760px; margin:0 auto; color:var(--text); }
  .seo-copy h3{ font-size:1.05rem; margin-top:26px; }
  .seo-copy p{ color:var(--muted); font-size:.95rem; }

  .faq-list{ max-width:760px; margin:0 auto; }
  .faq-list details{ background:var(--satin), var(--surface); border:1px solid var(--border); border-radius:var(--radius-md); padding:14px 18px; margin-bottom:12px; }
  .faq-list summary{ font-weight:700; cursor:pointer; list-style:none; display:flex; align-items:center; justify-content:space-between; gap:10px; }
  .faq-list summary::-webkit-details-marker{ display:none; }
  .faq-list summary::after{ content:"+"; font-size:1.3rem; color:var(--indigo); flex:none; }
  .faq-list details[open] summary::after{ content:"–"; }
  .faq-list p{ margin:10px 0 0; color:var(--muted); font-size:.92rem; }

  /* Buzón de comentarios en vivo */
  .comment-form{ display:grid; grid-template-columns:1fr; gap:10px; margin-bottom:22px; }
  @media(min-width:640px){ .comment-form{ grid-template-columns:220px 1fr; } .comment-form textarea{ grid-column:1 / -1; } .comment-form button{ grid-column:1 / -1; } }
  .comment-form textarea{ width:100%; min-height:80px; padding:12px 14px; border:1px solid var(--border-soft); border-radius:var(--radius-md); font-family:inherit; font-size:.95rem; background:var(--surface-2); color:var(--text); resize:vertical; }
  .comment-form textarea::placeholder, .comment-form input::placeholder{ color:var(--muted-2); }
  .comment-scope-note{ text-align:center; color:var(--muted-2); font-size:.8rem; margin:-6px 0 20px; }
  .comment-list{ display:flex; flex-direction:column; gap:12px; max-width:760px; margin:0 auto; }
  .comment-item{ background:var(--satin), var(--surface); border:1px solid var(--border); border-radius:var(--radius-md); padding:14px 16px; position:relative; }
  .comment-item-head{ display:flex; align-items:baseline; gap:10px; flex-wrap:wrap; margin-bottom:6px; }
  .comment-item-alias{ font-weight:800; color:var(--indigo); }
  .comment-item-time{ font-size:.76rem; color:var(--muted-2); }
  .comment-item p{ margin:0; color:var(--text); font-size:.92rem; word-break:break-word; }
  .comment-item-delete{ position:absolute; top:10px; right:10px; background:transparent; border:none; color:var(--muted-2); font-size:1rem; line-height:1; }
  .comment-item-delete:hover{ color:var(--crimson); }
  .comment-empty{ text-align:center; color:var(--muted-2); font-size:.9rem; padding:18px 0; }

  footer.site-footer{ background:#05060a; color:#8c94ad; padding:36px 0 24px; margin-top:20px; border-top:1px solid var(--border); }
  footer.site-footer a{ color:#c9cfe6; }
  .footer-grid{ display:flex; flex-wrap:wrap; justify-content:space-between; gap:20px; }
  .footer-brand{ font-family:var(--font-head); font-weight:800; color:#fff; font-size:1.1rem; }
  .footer-links{ display:flex; gap:18px; flex-wrap:wrap; font-size:.85rem; }
  .footer-bottom{ margin-top:24px; font-size:.78rem; color:#666f8a; text-align:center; }

  [hidden]{ display:none !important; }

/* Generador de QR (Fase 3) */
.qr-input{ width:100%; padding:12px 14px; border:1px solid var(--border-soft); border-radius:var(--radius-md); font-family:inherit; font-size:.95rem; background:var(--surface-2); color:var(--text); resize:vertical; }
.qr-input::placeholder{ color:var(--muted-2); }
select.qr-input{ appearance:none; cursor:pointer; }
.qr-error{ margin-top:12px; color:var(--danger); font-weight:600; font-size:.9rem; }
.qr-result-box{ flex-direction:column; align-items:center; text-align:center; }
.qr-imagen{ max-width:100%; width:260px; height:auto; border-radius:12px; background:#fff; padding:14px; }

  /* Herramientas de PDF (Fase 3): lista de archivos para "Unir PDF" */
  .pdf-file-list{ display:flex; flex-direction:column; gap:8px; margin:16px 0; }
  .pdf-file-row{ display:flex; align-items:center; gap:10px; background:var(--surface-2); border:1px solid var(--border-soft); border-radius:var(--radius-sm); padding:10px 12px; }
  .pdf-file-row .pdf-file-nombre{ flex:1; min-width:0; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; font-size:.88rem; }
  .pdf-file-row .pdf-file-peso{ color:var(--muted-2); font-size:.78rem; flex:none; }
  .pdf-file-row button{ flex:none; background:none; border:none; color:var(--muted); cursor:pointer; font-size:1rem; padding:2px 6px; border-radius:6px; line-height:1; }
  .pdf-file-row button:hover{ background:var(--surface); color:var(--text); }
  .pdf-file-row button:disabled{ opacity:.3; cursor:default; }

  /* Barra superior real (el layout usa .site-header-inner/.logo/.site-nav,
     que hasta ahora no tenían ningún estilo propio — por eso se veían como
     links planos subrayados). */
  .site-header-inner{ display:flex; align-items:center; justify-content:space-between; padding:14px 0; gap:16px; flex-wrap:wrap; }
  .logo{
    display:flex; align-items:center; gap:9px;
    font-family:var(--font-head); font-weight:800; font-size:1.2rem;
    color:var(--text); text-decoration:none; letter-spacing:-.01em;
  }
  .logo::before{
    content:"TL"; display:flex; align-items:center; justify-content:center;
    width:34px; height:34px; border-radius:10px; flex:none;
    background:linear-gradient(135deg,var(--indigo),var(--crimson));
    color:#fff; font-weight:800; font-size:.85rem;
    box-shadow:0 0 18px var(--indigo-glow);
  }
  .site-nav{ display:flex; align-items:center; gap:22px; flex-wrap:wrap; }
  .site-nav a{ color:var(--muted); font-weight:600; font-size:.92rem; text-decoration:none; transition:color .15s ease; }
  .site-nav a:hover{ color:var(--text); }
  @media(max-width:640px){ .site-nav{ gap:14px; } .site-nav a{ font-size:.83rem; } }

  /* Pie de página: enlaces legales (Privacidad, Términos, Contacto) */
  .footer-links{ display:flex; flex-wrap:wrap; justify-content:center; gap:6px 18px; margin-top:10px; }
  footer.site-footer .footer-links a{ color:#8c94ad; font-size:.85rem; text-decoration:none; }
  footer.site-footer .footer-links a:hover{ color:#c9cfe6; text-decoration:underline; }

  /* Páginas legales / de contenido (Privacidad, Términos, Contacto) */
  .legal-page{ max-width:760px; margin:0 auto; padding:36px 0 60px; }
  .legal-page h1{ font-size:clamp(1.6rem,4vw,2.2rem); margin-bottom:.3em; }
  .legal-page .updated{ color:var(--muted); font-size:.85rem; margin-bottom:2em; }
  .legal-page h2{ font-size:1.15rem; margin-top:1.7em; }
  .legal-page p, .legal-page li{ color:var(--muted); line-height:1.65; }
  .legal-page ul{ padding-left:1.2em; margin:0 0 1em; }
  .legal-page a{ color:var(--text); }

  /* Preguntas frecuentes, reutilizadas en todas las páginas de herramientas */
  .faq-section{ max-width:820px; margin:36px auto 0; }
  .faq-section h2{ text-align:center; font-size:clamp(1.15rem,2.6vw,1.4rem); margin-bottom:18px; }
  .faq-item{ background:var(--satin), var(--surface); border:1px solid var(--border); border-radius:var(--radius-md); padding:16px 18px; margin-bottom:10px; }
  .faq-item h3{ font-size:.95rem; margin:0 0 6px; color:var(--text); }
  .faq-item p{ color:var(--muted); font-size:.88rem; margin:0; }