:root{
    --bg:#0A0A0B;
    --surface:#141417;
    --surface-2:#1A1A1E;
    --line:rgba(255,255,255,.09);
    --line-strong:rgba(255,255,255,.16);
    --text:#F4F3F0;
    --muted:#8C8C93;
    --muted-2:#888890;
    /* --brand = color de marca BlackCat. Cambia este único valor por su hex real. */
    --brand:#F5B73D;
    --brand-ink:#0A0A0B;
    /* --verified = verde semántico, SOLO para "acreditado / verificado / check". */
    --verified:#35D07F;
    --maxw:1140px;
    --r:14px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{
    background:var(--bg);color:var(--text);
    font-family:"Inter",system-ui,sans-serif;
    line-height:1.6;-webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
  a{color:inherit;text-decoration:none}

  .mono{font-family:"JetBrains Mono",monospace}
  h1,h2,h3{font-family:"Archivo",sans-serif;font-weight:900;line-height:1.02;letter-spacing:-.02em;text-transform:uppercase}

  .eyebrow{
    font-family:"JetBrains Mono",monospace;font-weight:700;
    font-size:12px;letter-spacing:.22em;text-transform:uppercase;
    color:var(--brand);display:inline-flex;align-items:center;gap:10px;
  }
  .eyebrow::before{content:"";width:26px;height:1px;background:var(--brand);display:inline-block}

  /* ---------- HEADER ---------- */
  header{
    position:sticky;top:0;z-index:50;
    background:rgba(10,10,11,.78);backdrop-filter:blur(12px);
    border-bottom:1px solid var(--line);
  }
  .nav{display:flex;align-items:center;justify-content:space-between;height:68px}
  .brand{font-family:"Archivo",sans-serif;font-weight:900;font-size:20px;letter-spacing:-.02em;display:flex;align-items:center;gap:9px}
  .brand .dot{width:9px;height:9px;border-radius:50%;background:var(--brand);box-shadow:0 0 14px var(--brand)}
  .brand b{color:var(--brand)}
  .nav-links{display:flex;gap:30px;align-items:center}
  .nav-links a{font-size:13.5px;color:var(--muted);transition:color .2s;font-weight:500}
  .nav-links a:hover{color:var(--text)}
  .btn{
    display:inline-flex;align-items:center;gap:9px;
    font-weight:600;font-size:14px;border-radius:10px;
    padding:11px 20px;transition:transform .15s ease, background .2s, box-shadow .2s;
    cursor:pointer;border:1px solid transparent;white-space:nowrap;
  }
  .btn-primary{background:var(--brand);color:var(--brand-ink);box-shadow:0 0 0 0 rgba(245,183,61,.35)}
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 30px -8px rgba(245,183,61,.45)}
  .btn-ghost{background:transparent;color:var(--text);border-color:var(--line-strong)}
  .btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
  .nav .btn{padding:9px 16px}
  @media(max-width:860px){.nav-links{display:none}}

  /* ---------- HERO ---------- */
  .hero{position:relative;padding:84px 0 60px;border-bottom:1px solid var(--line);overflow:hidden}
  .hero::before{ /* atmósfera radial sutil */
    content:"";position:absolute;top:-30%;right:-10%;width:680px;height:680px;
    background:radial-gradient(circle, rgba(245,183,61,.10), transparent 62%);
    pointer-events:none;
  }
  .hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:54px;align-items:center;position:relative}
  .hero h1{font-size:clamp(38px,5.4vw,68px);margin:20px 0 22px}
  .hero h1 .hl{color:var(--brand);display:inline-block}
  .lead{font-size:18px;color:var(--muted);max-width:540px;margin-bottom:32px}
  .lead strong{color:var(--text);font-weight:600}
  .hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:30px}
  .hero-meta{display:flex;gap:26px;flex-wrap:wrap;font-size:13px;color:var(--muted-2)}
  .hero-meta span{display:flex;align-items:center;gap:8px}
  .tick{color:var(--verified);font-weight:700}
  @media(max-width:880px){.hero-grid{grid-template-columns:1fr;gap:40px}.hero{padding:54px 0 46px}}

  /* ---------- REGISTRO AEAT (elemento firma) ---------- */
  .registry{
    background:linear-gradient(180deg,var(--surface),#101013);
    border:1px solid var(--line-strong);border-radius:var(--r);
    box-shadow:0 30px 80px -30px rgba(0,0,0,.8);overflow:hidden;
  }
  .registry-top{
    display:flex;align-items:center;justify-content:space-between;
    padding:14px 18px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.02);
  }
  .registry-top .lbl{font-size:11px;letter-spacing:.16em;color:var(--muted);text-transform:uppercase}
  .gob{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--muted-2)}
  .gob .seal{width:18px;height:18px;border-radius:50%;border:1.5px solid var(--verified);display:grid;place-items:center;color:var(--verified);font-size:10px}
  .registry .registry-title{font-size:13px;letter-spacing:.04em;padding:16px 18px 4px;color:var(--text);font-weight:700;font-family:"Archivo",sans-serif;text-transform:none}
  .registry .sub{font-size:11.5px;color:var(--muted-2);padding:0 18px 12px}
  .reg-row{
    display:grid;grid-template-columns:22px 1fr auto;gap:12px;align-items:center;
    padding:12px 18px;border-top:1px solid var(--line);font-size:13px;
  }
  .reg-row .n{font-family:"JetBrains Mono",monospace;color:var(--muted-2);font-size:12px}
  .reg-row .ent{color:var(--muted)}
  .reg-row .city{font-size:11px;color:var(--muted-2);display:block;margin-top:1px}
  .reg-row .date{font-family:"JetBrains Mono",monospace;font-size:11px;color:var(--muted-2)}
  .reg-row.me{background:linear-gradient(90deg,rgba(245,183,61,.12),transparent);position:relative}
  .reg-row.me::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand)}
  .reg-row.me .ent{color:var(--text);font-weight:700}
  .reg-row.me .n{color:var(--brand)}
  .reg-badge{font-family:"JetBrains Mono",monospace;font-size:10px;color:var(--verified);border:1px solid rgba(53,208,127,.4);border-radius:20px;padding:3px 9px;letter-spacing:.06em}
  .registry-foot{padding:12px 18px;border-top:1px solid var(--line);background:rgba(255,255,255,.02);font-size:11px}
  .registry-foot a{color:var(--brand);font-family:"JetBrains Mono",monospace}
  .registry-foot a:hover{text-decoration:underline}
  /* nombres de competidores redactados: no damos publicidad gratis */
  .redact{filter:blur(5px);-webkit-user-select:none;user-select:none;color:var(--muted-2);letter-spacing:.04em;pointer-events:none}

  /* ---------- CERCANÍA / LOCAL ---------- */
  .local{background:var(--bg);border-top:1px solid var(--line)}
  .local-grid{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
  .local h2{font-size:clamp(28px,3.6vw,44px);margin:16px 0 20px}
  .local .lead-2{color:var(--muted);font-size:17px;margin-bottom:28px}
  .local .lead-2 strong{color:var(--text)}
  .local ul{list-style:none;display:grid;gap:16px}
  .local li{display:flex;gap:13px;align-items:flex-start;font-size:15px;color:var(--muted)}
  .local li .b{color:var(--brand);font-weight:700;flex-shrink:0}
  .local li b{color:var(--text);font-weight:600}
  .coffee{
    background:linear-gradient(180deg,var(--surface),#101013);
    border:1px solid var(--line-strong);border-radius:var(--r);
    padding:34px;position:relative;overflow:hidden;
  }
  .coffee::after{content:"";position:absolute;top:-45%;right:-25%;width:320px;height:320px;background:radial-gradient(circle,rgba(245,183,61,.13),transparent 62%);pointer-events:none}
  .coffee .tag{font-family:"JetBrains Mono",monospace;font-size:11px;letter-spacing:.18em;color:var(--brand);text-transform:uppercase}
  .coffee .big{font-family:"Archivo",sans-serif;font-weight:900;text-transform:uppercase;font-size:clamp(26px,3.2vw,34px);line-height:1.02;margin:14px 0 14px;letter-spacing:-.02em}
  .coffee p{color:var(--muted);font-size:14.5px;margin-bottom:24px;position:relative}
  .coffee .who-line{display:flex;align-items:center;gap:10px;margin-top:22px;padding-top:18px;border-top:1px solid var(--line);font-size:12.5px;color:var(--muted-2)}
  .coffee .pin{color:var(--brand)}
  @media(max-width:820px){.local-grid{grid-template-columns:1fr;gap:34px}}

  /* ---------- SECTORES / A QUIÉN OBLIGA ---------- */
  .sectors-grid{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px}
  .sector{
    display:inline-flex;align-items:center;gap:9px;
    background:var(--surface);border:1px solid var(--line);border-radius:9px;
    padding:11px 15px;font-size:14px;color:var(--text);
    transition:border-color .2s,background .2s,transform .15s;
  }
  .sector:hover{border-color:var(--brand);background:var(--surface-2);transform:translateY(-2px)}
  .sector .d{width:6px;height:6px;border-radius:50%;background:var(--brand);flex-shrink:0}
  .sectors-note{margin-top:26px;color:var(--muted-2);font-size:14px}
  .sectors-note a{color:var(--brand)}

  /* ---------- LOCALIDADES ---------- */
  .towns{margin-top:46px}
  .towns .tt{font-family:"JetBrains Mono",monospace;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--brand);margin-bottom:14px;display:flex;align-items:center;gap:9px}
  .towns .tt::before{content:"";width:22px;height:1px;background:var(--brand)}
  .towns .row{display:flex;flex-wrap:wrap;gap:8px}
  .towns .row span{font-size:13px;color:var(--muted);border:1px solid var(--line);border-radius:20px;padding:6px 14px;transition:border-color .2s,color .2s}
  .towns .row span:hover{border-color:var(--line-strong);color:var(--text)}

  /* ---------- BANDA DE STATS ---------- */
  .strip{border-bottom:1px solid var(--line);background:var(--surface)}
  .strip-grid{display:grid;grid-template-columns:repeat(4,1fr)}
  .stat{padding:34px 26px;border-right:1px solid var(--line)}
  .stat:last-child{border-right:none}
  .stat .num{font-family:"Archivo",sans-serif;font-weight:900;font-size:40px;color:var(--text);line-height:1}
  .stat .num small{color:var(--brand);font-size:26px}
  .stat .cap{font-size:12.5px;color:var(--muted);margin-top:8px}
  @media(max-width:760px){.strip-grid{grid-template-columns:1fr 1fr}.stat:nth-child(2){border-right:none}.stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line)}}

  /* ---------- SECCIONES ---------- */
  section{padding:78px 0}
  .sec-head{max-width:680px;margin-bottom:46px}
  .sec-head h2{font-size:clamp(28px,3.4vw,42px);margin:16px 0 16px}
  .sec-head p{color:var(--muted);font-size:16px}

  /* Qué es VERIFACTU */
  .explain{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:start}
  .explain p{color:var(--muted);margin-bottom:16px}
  .explain p strong{color:var(--text)}
  .deadlines{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:6px}
  .dl{display:flex;align-items:center;gap:16px;padding:18px;border-bottom:1px solid var(--line)}
  .dl:last-child{border-bottom:none}
  .dl .when{font-family:"JetBrains Mono",monospace;font-weight:700;color:var(--brand);font-size:14px;min-width:96px}
  .dl .who{font-size:14px;color:var(--text);font-weight:600}
  .dl .who small{display:block;color:var(--muted-2);font-weight:400;font-size:12px;margin-top:2px}
  .dl.done .when{color:var(--verified)}
  @media(max-width:820px){.explain{grid-template-columns:1fr;gap:30px}}

  /* Servicios */
  .cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  .card{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--r);
    padding:30px 26px;transition:border-color .2s, transform .2s, background .2s;
  }
  .card:hover{border-color:var(--line-strong);transform:translateY(-4px);background:var(--surface-2)}
  .card .ico{width:46px;height:46px;border-radius:11px;background:rgba(245,183,61,.12);color:var(--brand);display:grid;place-items:center;font-size:22px;margin-bottom:18px;border:1px solid rgba(245,183,61,.2)}
  .card h3{font-size:17px;letter-spacing:0;text-transform:none;font-weight:700;margin-bottom:10px;font-family:"Inter",sans-serif}
  .card p{color:var(--muted);font-size:14px}
  .card .tags{margin-top:16px;display:flex;flex-wrap:wrap;gap:7px}
  .card .tags span{font-family:"JetBrains Mono",monospace;font-size:10.5px;color:var(--muted-2);border:1px solid var(--line);border-radius:6px;padding:4px 9px}
  @media(max-width:820px){.cards{grid-template-columns:1fr}}

  /* Por qué BlackCat */
  .why{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
  .why-item{padding:30px 24px;border-right:1px solid var(--line)}
  .why-item:last-child{border-right:none}
  .why-item .k{font-family:"JetBrains Mono",monospace;color:var(--brand);font-size:13px;font-weight:700;margin-bottom:14px}
  .why-item h3{font-size:16px;text-transform:none;letter-spacing:0;font-family:"Inter",sans-serif;font-weight:700;margin-bottom:9px}
  .why-item p{color:var(--muted);font-size:13.5px}
  @media(max-width:820px){.why-grid{grid-template-columns:1fr 1fr}.why-item{border-bottom:1px solid var(--line)}.why-item:nth-child(2n){border-right:none}}
  @media(max-width:520px){.why-grid{grid-template-columns:1fr}.why-item{border-right:none}}

  /* Requisitos técnicos */
  .reqs{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
  .req{display:flex;gap:14px;padding:20px;background:var(--surface);border:1px solid var(--line);border-radius:12px}
  .req .chk{color:var(--verified);flex-shrink:0;margin-top:2px;font-weight:700}
  .req b{display:block;font-size:14.5px;margin-bottom:3px}
  .req span{font-size:13px;color:var(--muted)}
  @media(max-width:820px){.reqs{grid-template-columns:1fr}}

  /* FAQ */
  .faq{max-width:820px;margin:0 auto}
  details{border-bottom:1px solid var(--line);padding:6px 0}
  summary{
    cursor:pointer;list-style:none;padding:20px 0;display:flex;justify-content:space-between;
    align-items:center;gap:20px;font-weight:600;font-size:16.5px;
  }
  summary::-webkit-details-marker{display:none}
  summary .plus{color:var(--brand);font-size:22px;font-weight:400;transition:transform .25s;flex-shrink:0}
  details[open] summary .plus{transform:rotate(45deg)}
  details p{color:var(--muted);padding:0 0 22px;font-size:15px;max-width:90%}

  /* CTA final */
  .final{
    text-align:center;background:
      radial-gradient(circle at 50% 0%, rgba(245,183,61,.12), transparent 60%),var(--surface);
    border-top:1px solid var(--line);
  }
  .final h2{font-size:clamp(30px,4vw,52px);margin-bottom:18px}
  .final p{color:var(--muted);max-width:560px;margin:0 auto 34px;font-size:17px}
  .contact-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
  .contact-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:720px;margin:48px auto 0;text-align:left}
  .cc{background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:22px}
  .cc .ico{color:var(--brand);font-size:18px;margin-bottom:10px}
  .cc .t{font-size:12px;color:var(--muted-2);text-transform:uppercase;letter-spacing:.1em;margin-bottom:5px}
  .cc .v{font-weight:600;font-size:15px}
  @media(max-width:760px){.contact-cards{grid-template-columns:1fr}}

  /* Footer */
  footer{border-top:1px solid var(--line);padding:46px 0 40px;background:var(--bg)}
  .foot-top{display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap;padding-bottom:30px;border-bottom:1px solid var(--line)}
  .legal-links{display:flex;flex-wrap:wrap;gap:10px 26px}
  .legal-links a{font-size:13.5px;color:var(--muted);transition:color .2s}
  .legal-links a:hover{color:var(--brand)}
  .kit-logos{max-width:250px;width:250px;height:auto;display:block;opacity:.95}
  .foot-bottom{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;padding-top:30px}
  .foot-bottom .brand{font-size:17px}
  .foot-bottom .desc{font-size:12.5px;color:var(--muted-2);max-width:480px;margin-top:12px}
  .credit{text-align:right;max-width:380px;font-size:12.5px;color:var(--muted-2)}
  .credit a{color:var(--muted);text-decoration:underline;text-underline-offset:2px;transition:color .2s}
  .credit a:hover{color:var(--brand)}
  .credit .cr{display:block;margin-top:9px;color:var(--muted-2)}
  @media(max-width:760px){
    .foot-top{flex-direction:column;align-items:flex-start;gap:24px}
    .foot-bottom{flex-direction:column;align-items:flex-start}
    .credit{text-align:left}
  }

  /* QR decorativo (alude al QR obligatorio de VERIFACTU) */
  .qr{display:grid;grid-template-columns:repeat(9,1fr);width:64px;height:64px;gap:2px;opacity:.9}
  .qr i{background:var(--text);border-radius:1px}
  .qr i.off{background:transparent}

  /* Motion */
  .reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease, transform .6s ease}
  .reveal.in{opacity:1;transform:none}
  @media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}*{scroll-behavior:auto}}

  :focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:4px}