/* ===== Noctua.es · solo CSS, sin JavaScript ===== */
:root{
  --bg:#0b1020;
  --bg-2:#111833;
  --card:#161f3f;
  --text:#e8ecf8;
  --muted:#a4aecb;
  --accent:#f5b942;
  --accent-2:#6c8cff;
  --line:rgba(255,255,255,.09);
  --radius:16px;
  --header-h:72px;
  --max:1120px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:var(--header-h);-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;background:var(--bg);color:var(--text);
  font:400 1rem/1.65 system-ui,-apple-system,"Segoe UI",Roboto,Ubuntu,"Helvetica Neue",Arial,sans-serif;
}
img,svg{max-width:100%;display:block}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.2;margin:0 0 .6em;letter-spacing:-.02em}
h1{font-size:clamp(2.2rem,6vw,3.8rem)}
h2{font-size:clamp(1.7rem,4vw,2.4rem)}
h3{font-size:1.2rem}
p{margin:0 0 1em}
.wrap{width:min(100% - 2.5rem,var(--max));margin-inline:auto}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:6px}

.skip{position:absolute;left:-999px;top:0;background:var(--accent);color:#000;padding:.6rem 1rem;z-index:100}
.skip:focus{left:0}

/* ===== Header sticky ===== */
.site-header{
  position:sticky;top:0;z-index:50;height:var(--header-h);
  background:rgba(11,16,32,.85);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:100%}
.logo{display:flex;align-items:center;gap:.6rem;font-weight:800;font-size:1.35rem;color:var(--text);letter-spacing:-.03em}
.logo:hover{text-decoration:none}
.logo svg{width:34px;height:34px}
.logo span{color:var(--accent)}

.nav-toggle{position:absolute;opacity:0;pointer-events:none}
.burger{display:none;cursor:pointer;width:44px;height:44px;align-items:center;justify-content:center;flex-direction:column;gap:6px}
.burger span{display:block;width:24px;height:2px;background:var(--text);transition:.25s}
.nav ul{list-style:none;display:flex;align-items:center;gap:.4rem;margin:0;padding:0}
.nav a{display:block;padding:.55rem .9rem;color:var(--text);border-radius:999px;font-weight:500;font-size:.95rem}
.nav a:hover{background:var(--line);text-decoration:none}
.nav a.cta{background:var(--accent);color:#1a1300;font-weight:700}
.nav a.cta:hover{background:#ffd06b}

@media (max-width:820px){
  .burger{display:flex}
  .nav{
    position:absolute;top:var(--header-h);left:0;right:0;background:var(--bg-2);
    border-bottom:1px solid var(--line);max-height:0;overflow:hidden;transition:max-height .3s ease;
  }
  .nav ul{flex-direction:column;align-items:stretch;padding:.5rem 1.25rem 1.25rem;gap:.2rem}
  .nav a{padding:.9rem 1rem;border-radius:10px}
  .nav-toggle:checked ~ .nav{max-height:420px}
  .nav-toggle:checked ~ .burger span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .nav-toggle:checked ~ .burger span:nth-child(2){opacity:0}
  .nav-toggle:checked ~ .burger span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
  .nav-toggle:focus-visible ~ .burger{outline:3px solid var(--accent);border-radius:8px}
}

/* ===== Secciones ===== */
section{padding:clamp(4rem,9vw,7rem) 0}
.eyebrow{display:inline-block;color:var(--accent);font-weight:700;font-size:.85rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:.8rem}
.lead{color:var(--muted);font-size:1.15rem;max-width:62ch}
.section-head{max-width:720px;margin-bottom:3rem}

.btn{
  display:inline-block;padding:.9rem 1.6rem;border-radius:999px;font-weight:700;
  border:2px solid var(--accent);transition:transform .15s,background .15s;
}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn-primary{background:var(--accent);color:#1a1300}
.btn-primary:hover{background:#ffd06b}
.btn-ghost{color:var(--text);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--accent)}
.btn-row{display:flex;flex-wrap:wrap;gap:1rem;margin-top:2rem}

/* Hero */
#inicio{
  padding-top:clamp(4rem,10vw,8rem);
  background:
    radial-gradient(60rem 30rem at 85% -10%,rgba(108,140,255,.25),transparent 60%),
    radial-gradient(40rem 25rem at 0% 100%,rgba(245,185,66,.12),transparent 60%),
    var(--bg);
  position:relative;overflow:hidden;
}
#inicio::before{ /* estrellas solo con CSS */
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.7;
  background-image:
    radial-gradient(1.5px 1.5px at 12% 20%,#fff,transparent),
    radial-gradient(1px 1px at 30% 70%,#fff,transparent),
    radial-gradient(1.5px 1.5px at 55% 15%,#fff,transparent),
    radial-gradient(1px 1px at 72% 55%,#fff,transparent),
    radial-gradient(1.5px 1.5px at 90% 30%,#fff,transparent),
    radial-gradient(1px 1px at 82% 85%,#fff,transparent),
    radial-gradient(1px 1px at 8% 88%,#fff,transparent);
}
#inicio .wrap{position:relative}
#inicio h1 em{font-style:normal;color:var(--accent)}
.hero-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:1.5rem;margin-top:4rem;padding-top:2rem;border-top:1px solid var(--line)}
.hero-stats strong{display:block;font-size:2rem;color:var(--text)}
.hero-stats span{color:var(--muted);font-size:.95rem}

/* Servicios */
#servicios{background:var(--bg-2)}
.grid{display:grid;gap:1.5rem}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr))}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr))}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:2rem;
  transition:transform .2s,border-color .2s;
}
.card:hover{transform:translateY(-4px);border-color:rgba(245,185,66,.5)}
.card .icon{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;margin-bottom:1.2rem;
  background:linear-gradient(135deg,var(--accent-2),#3b57d6);font-size:1.5rem;
}
.card.alt .icon{background:linear-gradient(135deg,var(--accent),#d98e0f)}
.card p{color:var(--muted)}
.card ul{margin:1rem 0 0;padding:0;list-style:none;color:var(--text)}
.card li{padding:.35rem 0 .35rem 1.7rem;position:relative}
.card li::before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:700}

/* Proceso */
.steps{counter-reset:paso;margin-top:3rem}
.step{position:relative;padding-top:3.4rem}
.step::before{
  counter-increment:paso;content:counter(paso);position:absolute;top:0;left:0;
  width:2.4rem;height:2.4rem;border-radius:50%;display:grid;place-items:center;
  background:var(--accent);color:#1a1300;font-weight:800;
}
.step p{color:var(--muted)}

/* Quiénes somos */
.about{display:grid;gap:3rem;grid-template-columns:1fr 1fr;align-items:center}
@media (max-width:820px){.about{grid-template-columns:1fr}}
.values{display:grid;gap:1rem}
.value{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:1.2rem 1.4rem}
.value strong{display:block;margin-bottom:.2rem}
.value span{color:var(--muted);font-size:.95rem}

/* Contacto */
#contacto{background:var(--bg-2)}
.contact{display:grid;gap:3rem;grid-template-columns:1fr 1.2fr}
@media (max-width:820px){.contact{grid-template-columns:1fr}}
.contact-list{list-style:none;padding:0;margin:2rem 0 0}
.contact-list li{padding:.7rem 0;border-bottom:1px solid var(--line)}
.contact-list small{display:block;color:var(--muted)}
form{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:2rem}
label{display:block;font-weight:600;margin-bottom:.35rem;font-size:.95rem}
input,textarea,select{
  width:100%;padding:.85rem 1rem;margin-bottom:1.2rem;border-radius:10px;
  border:1px solid var(--line);background:var(--bg);color:var(--text);font:inherit;
}
input:focus,textarea:focus,select:focus{outline:2px solid var(--accent);border-color:transparent}
textarea{min-height:140px;resize:vertical}
.check{display:flex;gap:.7rem;align-items:flex-start;font-weight:400;color:var(--muted);font-size:.9rem}
.check input{width:auto;margin:.3rem 0 0}
form .btn{width:100%;cursor:pointer;font-size:1rem}
.hp{position:absolute;left:-9999px} /* campo trampa antispam */

/* Footer */
.site-footer{padding:3rem 0 2rem;border-top:1px solid var(--line);color:var(--muted);font-size:.92rem}
.footer-grid{display:flex;flex-wrap:wrap;justify-content:space-between;gap:2rem}
.footer-links{display:flex;flex-wrap:wrap;gap:1.2rem;list-style:none;padding:0;margin:0}
.footer-links a{color:var(--muted)}
.footer-links a:hover{color:var(--accent)}
.copy{margin-top:2rem;font-size:.85rem}

/* ===== Aviso de cookies (solo CSS) ===== */
.cookie-toggle{position:absolute;opacity:0;pointer-events:none}
.cookie-banner{
  position:fixed;left:1rem;right:1rem;bottom:1rem;z-index:100;max-width:760px;margin-inline:auto;
  background:var(--card);border:1px solid rgba(245,185,66,.4);border-radius:var(--radius);
  padding:1.2rem 1.4rem;box-shadow:0 20px 50px rgba(0,0,0,.5);
  display:flex;flex-wrap:wrap;gap:1rem;align-items:center;justify-content:space-between;
}
.cookie-banner p{margin:0;flex:1 1 320px;font-size:.92rem;color:var(--muted)}
.cookie-banner .actions{display:flex;gap:.6rem;flex-wrap:wrap}
.cookie-banner .btn{padding:.6rem 1.2rem;font-size:.9rem;cursor:pointer;background:none;font-family:inherit}
.cookie-banner .btn-primary{background:var(--accent)}
.cookie-toggle:checked ~ .cookie-banner{display:none}

/* ===== Páginas legales ===== */
.legal{padding:3rem 0 5rem;max-width:820px}
.legal h1{font-size:clamp(1.9rem,5vw,2.8rem)}
.legal h2{font-size:1.3rem;margin-top:2.2rem}
.legal p,.legal li{color:var(--muted)}
.legal table{width:100%;border-collapse:collapse;margin:1rem 0;font-size:.92rem}
.legal th,.legal td{border:1px solid var(--line);padding:.6rem .8rem;text-align:left;color:var(--muted)}
.legal th{color:var(--text);background:var(--card)}
.legal .todo{background:rgba(245,185,66,.15);color:var(--accent);padding:0 .3rem;border-radius:4px}
.back{display:inline-block;margin-bottom:1.5rem}
.table-scroll{overflow-x:auto}

@media print{.site-header,.cookie-banner{display:none}body{background:#fff;color:#000}}

/* ===== Imágenes (Pexels) ===== */
#inicio{background:var(--bg)}
.hero-bg{
  position:absolute;inset:0;z-index:0;
  background:
    linear-gradient(90deg,rgba(11,16,32,.96) 0%,rgba(11,16,32,.82) 45%,rgba(11,16,32,.35) 100%),
    linear-gradient(180deg,rgba(11,16,32,.2) 60%,var(--bg) 100%),
    url("img/ia-robot.jpg") center/cover no-repeat;
}
#inicio::before{z-index:1}
#inicio .wrap{z-index:2}
@media (max-width:820px){
  .hero-bg{background:
    linear-gradient(180deg,rgba(11,16,32,.9),rgba(11,16,32,.75) 60%,var(--bg)),
    url("img/ia-robot.jpg") 70% center/cover no-repeat}
}
.card.has-img{padding:0;overflow:hidden;display:flex;flex-direction:column}
.card.has-img img{width:100%;height:220px;object-fit:cover;border-bottom:1px solid var(--line)}
.card.has-img .icon{margin:-26px 0 0 2rem;position:relative;box-shadow:0 8px 20px rgba(0,0,0,.4)}
.card.has-img h3,.card.has-img p,.card.has-img ul{margin-left:2rem;margin-right:2rem}
.card.has-img h3{margin-top:1.2rem}
.card.has-img ul{margin-bottom:2rem}
.about-side{display:grid;gap:1.5rem}
.photo{width:100%;height:auto;border-radius:var(--radius);border:1px solid var(--line);object-fit:cover;box-shadow:0 20px 50px rgba(0,0,0,.35)}
.photo-tall{aspect-ratio:16/10;object-position:50% 35%;margin-top:2rem}
.values{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.hero-stats strong{color:var(--accent)}
@media (min-width:900px){.steps{grid-template-columns:repeat(4,1fr)}}

/* ===== Mejoras de diseño v2 ===== */
/* Hero: texto a la izquierda, foto visible a la derecha */
.hero-bg{
  background:
    linear-gradient(90deg,rgba(11,16,32,.97) 0%,rgba(11,16,32,.82) 38%,rgba(11,16,32,.12) 72%),
    linear-gradient(180deg,rgba(11,16,32,0) 70%,var(--bg) 100%),
    url("img/ia-robot.jpg") 72% center/cover no-repeat;
}
#inicio h1{font-size:clamp(2.1rem,4.6vw,3.5rem);max-width:13em}
#inicio .lead{max-width:36ch}
#inicio{min-height:min(88vh,760px);display:flex;align-items:center}
#inicio .wrap{width:min(100% - 2.5rem,var(--max))}
.hero-stats{margin-top:3rem}
@media (max-width:820px){
  #inicio{min-height:0;display:block}
  .hero-bg{background:
    linear-gradient(180deg,rgba(11,16,32,.88),rgba(11,16,32,.7) 55%,var(--bg)),
    url("img/ia-robot.jpg") 75% center/cover no-repeat}
}

/* Ritmo entre secciones: banda clara para "Cómo trabajamos" */
#proceso{background:#f4f6fb;color:#0b1020}
#proceso h2,#proceso h3{color:#0b1020}
#proceso .step p{color:#4a5373}
#proceso .eyebrow{color:#b9770e}
#proceso .step::before{background:#0b1020;color:var(--accent)}

/* Cookies: más pequeño y discreto */
.cookie-banner{left:auto;right:1rem;bottom:1rem;max-width:420px;padding:1rem 1.1rem;gap:.7rem;margin:0}
.cookie-banner p{font-size:.82rem;flex-basis:100%;line-height:1.45}
.cookie-banner .btn{padding:.45rem 1rem;font-size:.82rem}
@media (max-width:520px){
  .cookie-banner{left:.6rem;right:.6rem;bottom:.6rem;max-width:none;padding:.8rem .9rem}
  .cookie-banner p{font-size:.78rem}
}

/* ===== v3: imágenes con proporción natural, sin franjas planas ===== */
.card.has-img img{height:auto;aspect-ratio:3/2;object-fit:cover}
.card.has-img:not(.alt) img{object-position:50% 50%}
.card.has-img.alt img{object-position:50% 70%!important}
.photo-tall{aspect-ratio:4/3;object-position:50% 30%}
@media (max-width:520px){.photo-tall{aspect-ratio:4/5;object-position:30% 50%}}