/* NovaIA — hoja de estilos única. Sin dependencias externas. */
*,*::before,*::after{box-sizing:border-box}
:root{
  --bg:#07080d;
  --bg-2:#0c0e17;
  --card:#11141f;
  --line:#1e2335;
  --ink:#f3f5fb;
  --muted:#a2a9bf;
  --brand:#6d5cff;
  --brand-2:#19d3c5;
  --accent:#ff4d8d;
  --ok:#25d07a;
  --wrap:1140px;
  --r:16px;
  --shadow:0 24px 60px rgba(0,0,0,.45);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);
  font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--brand-2);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 20px}
section{padding:84px 0;position:relative}
h1,h2,h3{line-height:1.15;margin:0 0 .6em;letter-spacing:-.02em}
h1{font-size:clamp(2.1rem,5.4vw,3.9rem);font-weight:800}
h2{font-size:clamp(1.7rem,3.6vw,2.6rem);font-weight:800}
h3{font-size:1.18rem;font-weight:700}
p{margin:0 0 1.1em}
.lead{font-size:clamp(1.05rem,2vw,1.3rem);color:var(--muted);max-width:60ch}
.muted{color:var(--muted)}
.small{font-size:.9rem}
.center{text-align:center}
.center .lead{margin-left:auto;margin-right:auto}
.eyebrow{
  display:inline-block;font-size:.76rem;letter-spacing:.18em;text-transform:uppercase;
  font-weight:700;color:var(--brand-2);margin:0 0 1rem;
}

/* ---------- Cabecera ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(7,8,13,.82);
  backdrop-filter:saturate(140%) blur(12px);border-bottom:1px solid var(--line);
}
.site-header .wrap{display:flex;align-items:center;gap:16px;height:66px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.22rem;color:var(--ink);letter-spacing:-.02em}
.brand:hover{text-decoration:none}
.brand .dot{
  width:26px;height:26px;border-radius:8px;flex:0 0 26px;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:0 0 22px rgba(109,92,255,.55);
}
.brand span{background:linear-gradient(90deg,var(--brand-2),var(--brand));-webkit-background-clip:text;background-clip:text;color:transparent}
.site-nav{margin-left:auto;display:flex;align-items:center;gap:22px}
.site-nav a{color:var(--muted);font-size:.95rem;font-weight:600}
.site-nav a:hover{color:var(--ink);text-decoration:none}
.lang{border:1px solid var(--line);border-radius:999px;padding:5px 12px;font-size:.82rem;color:var(--muted);font-weight:700}
.nav-toggle{display:none;margin-left:auto;background:none;border:1px solid var(--line);color:var(--ink);border-radius:10px;padding:8px 12px;font-size:.95rem;font-weight:700}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 24px;border-radius:12px;font-weight:700;font-size:1rem;
  border:1px solid transparent;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,background .15s ease;
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#06070c;box-shadow:0 12px 32px rgba(109,92,255,.35)}
.btn-primary:hover{box-shadow:0 16px 40px rgba(109,92,255,.5)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:#2e3550}
.btn-wa{background:#1fbf5c;color:#04140a}
.btns{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- Hero ---------- */
.hero{padding:96px 0 72px;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:-30% -10% auto -10%;height:620px;z-index:-1;
  background:
    radial-gradient(48% 55% at 22% 30%,rgba(109,92,255,.32),transparent 70%),
    radial-gradient(42% 50% at 78% 22%,rgba(25,211,197,.20),transparent 70%),
    radial-gradient(38% 46% at 55% 70%,rgba(255,77,141,.14),transparent 70%);
  filter:blur(6px);
}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,var(--brand-2),var(--brand));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .btns{margin-top:26px}
.hero-points{list-style:none;margin:26px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:8px 18px}
.hero-points li{color:var(--muted);font-size:.93rem;font-weight:600}
.hero-points li::before{content:"✓";color:var(--ok);font-weight:800;margin-right:7px}

/* Maqueta de navegador del hero */
.mock{
  border:1px solid var(--line);border-radius:18px;background:linear-gradient(180deg,#0e1120,#0a0c15);
  box-shadow:var(--shadow);overflow:hidden;
}
.mock-bar{display:flex;align-items:center;gap:7px;padding:12px 14px;border-bottom:1px solid var(--line);background:#0b0d17}
.mock-bar i{width:10px;height:10px;border-radius:50%;background:#2a3049;display:block}
.mock-url{margin-left:10px;font-size:.76rem;color:var(--muted);background:#0f1322;border:1px solid var(--line);border-radius:7px;padding:4px 10px;flex:1}
.mock-body{padding:22px}
.mock-line{height:11px;border-radius:6px;background:linear-gradient(90deg,#222842,#171b2c);margin-bottom:11px}
.mock-line.w80{width:80%}.mock-line.w60{width:60%}.mock-line.w45{width:45%}
.mock-hero{height:74px;border-radius:12px;background:linear-gradient(135deg,rgba(109,92,255,.55),rgba(25,211,197,.42));margin-bottom:16px}
.mock-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:16px}
.mock-card{height:56px;border-radius:10px;background:#141829;border:1px solid var(--line)}
.mock-score{
  display:flex;align-items:center;gap:10px;margin-top:18px;padding:11px 14px;border:1px solid var(--line);
  border-radius:12px;background:rgba(37,208,122,.07);font-size:.85rem;color:var(--muted);font-weight:600;
}
.mock-score b{color:var(--ok);font-size:1.05rem}

/* ---------- Tarjetas y rejillas ---------- */
.grid{display:grid;gap:22px}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px;
  transition:transform .18s ease,border-color .18s ease;
}
.card:hover{transform:translateY(-3px);border-color:#2d3550}
.card h3{margin-bottom:.45em}
.card p:last-child{margin-bottom:0}
.num{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;font-weight:800;
  background:rgba(109,92,255,.14);color:var(--brand-2);border:1px solid var(--line);margin-bottom:14px;
}

/* ---------- Precios ---------- */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:start}
.plan{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:30px 26px;
  display:flex;flex-direction:column;height:100%;
}
.plan.featured{
  border-color:rgba(109,92,255,.6);
  background:linear-gradient(180deg,rgba(109,92,255,.10),var(--card) 55%);
  box-shadow:var(--shadow);
}
.tag{
  position:absolute;top:-12px;left:26px;background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#06070c;font-size:.72rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
  padding:5px 12px;border-radius:999px;
}
.plan h3{font-size:1.3rem;margin-bottom:.25em}
.plan .who{color:var(--muted);font-size:.93rem;min-height:48px;margin-bottom:14px}
.price{display:flex;align-items:baseline;gap:7px;margin:4px 0 18px}
.price b{font-size:2.5rem;font-weight:800;letter-spacing:-.03em}
.price .from{font-size:.85rem;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.1em}
.plan ul{list-style:none;margin:0 0 24px;padding:0;display:grid;gap:10px}
.plan li{position:relative;padding-left:26px;font-size:.96rem;color:#d9ddea}
.plan li::before{content:"";position:absolute;left:0;top:.5em;width:14px;height:8px;border-left:2px solid var(--ok);border-bottom:2px solid var(--ok);transform:rotate(-45deg)}
.plan .btn{width:100%;margin-top:auto}
.note-pay{margin-top:26px;border:1px dashed var(--line);border-radius:14px;padding:18px 22px;color:var(--muted);font-size:.95rem}
.note-pay strong{color:var(--ink)}

/* ---------- Mantenimiento ---------- */
.maint{
  display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center;
  background:linear-gradient(135deg,rgba(25,211,197,.09),rgba(109,92,255,.09));
  border:1px solid var(--line);border-radius:20px;padding:34px;
}
.maint-price{text-align:center;border-left:1px solid var(--line);padding-left:32px}
.maint-price b{display:block;font-size:3rem;font-weight:800;letter-spacing:-.03em;line-height:1}
.maint-price span{color:var(--muted);font-size:.95rem}

/* ---------- Portfolio (huecos) ---------- */
.slot{
  border:1px dashed #2b3250;border-radius:var(--r);background:rgba(255,255,255,.015);
  min-height:190px;display:grid;place-items:center;text-align:center;padding:24px;color:var(--muted);
}
.slot b{display:block;color:#cfd5e6;margin-bottom:6px}

/* ---------- FAQ ---------- */
details{border:1px solid var(--line);border-radius:14px;background:var(--card);padding:0 22px;margin-bottom:12px}
details[open]{border-color:#2d3550}
summary{cursor:pointer;font-weight:700;padding:18px 0;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--brand-2);font-size:1.5rem;font-weight:700;line-height:1}
details[open] summary::after{content:"–"}
details p{color:var(--muted);margin:0 0 18px}

/* ---------- Contacto ---------- */
.contact{
  background:linear-gradient(135deg,rgba(109,92,255,.14),rgba(25,211,197,.10));
  border:1px solid var(--line);border-radius:22px;padding:44px;
}
.form{display:grid;gap:14px;margin-top:22px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
label{display:block;font-size:.85rem;font-weight:700;color:var(--muted);margin-bottom:6px}
input,select,textarea{
  width:100%;padding:13px 14px;border-radius:11px;border:1px solid var(--line);
  background:#0b0e1a;color:var(--ink);font-family:inherit;font-size:1rem;
}
input:focus,select:focus,textarea:focus{outline:2px solid rgba(109,92,255,.55);outline-offset:1px;border-color:transparent}
textarea{min-height:120px;resize:vertical}
.form .btn{justify-self:start}
.pending{color:var(--accent);font-weight:700}

/* ---------- Pie ---------- */
.site-footer{border-top:1px solid var(--line);background:var(--bg-2);padding:44px 0 32px;font-size:.93rem}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:28px}
.site-footer h4{margin:0 0 12px;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.site-footer a{color:#c6ccdd}
.legal{margin-top:30px;padding-top:18px;border-top:1px solid var(--line);color:var(--muted);font-size:.86rem;display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between}

/* ---------- Animación de entrada ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .plans,.g3,.g4{grid-template-columns:1fr 1fr}
  .maint{grid-template-columns:1fr;gap:22px}
  .maint-price{border-left:0;border-top:1px solid var(--line);padding:22px 0 0}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  body{font-size:16px}
  section{padding:62px 0}
  .site-nav{
    display:none;position:absolute;top:66px;left:0;right:0;flex-direction:column;align-items:stretch;
    gap:0;background:var(--bg-2);border-bottom:1px solid var(--line);padding:8px 20px 16px;
  }
  .site-nav.open{display:flex}
  .site-nav a{padding:12px 0;border-bottom:1px solid var(--line)}
  .site-nav .btn,.site-nav .lang{margin-top:12px;text-align:center}
  .nav-toggle{display:block}
  .plans,.g3,.g4,.g2,.row2{grid-template-columns:1fr}
  .contact{padding:28px 20px}
  .footer-grid{grid-template-columns:1fr}
  .mock-cards{grid-template-columns:1fr 1fr}
}