/* =========================================================
   Florentino Carrera — hoja de estilos
   Vanilla CSS. Sin build, sin dependencias.
   ========================================================= */

:root{
  --ink:#101828;
  --ink-soft:#475467;
  --ink-faint:#98a2b3;
  --bg:#ffffff;
  --bg-alt:#f7f8fa;
  --bg-dark:#0f1729;
  --bg-dark-soft:#1b2540;
  --line:#e4e7ec;
  --line-dark:#2a3550;
  --accent:#2f5bea;
  --accent-dark:#1e40c4;
  --accent-soft:#eef2ff;
  --accent-bright:#7aa2ff;
  --radius:14px;
  --radius-lg:22px;
  --wrap:1140px;
  --sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --display:"Space Grotesk","Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --shadow:0 1px 2px rgba(16,24,40,.04),0 8px 24px rgba(16,24,40,.06);
  --shadow-lg:0 2px 4px rgba(16,24,40,.04),0 20px 48px rgba(16,24,40,.10);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--sans);font-size:17px;line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{font-family:var(--display);line-height:1.15;letter-spacing:-.02em;margin:0 0 .5em}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:4px}

.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:24px}
.wrap-narrow{max-width:760px}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:100;
  background:var(--ink);color:#fff;padding:12px 20px;border-radius:0 0 8px 0;
}
.skip-link:focus{left:0}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.88);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.logo{display:flex;align-items:center;gap:12px;color:var(--ink);font-weight:600}
.logo:hover{text-decoration:none}
.logo-mark{
  display:grid;place-items:center;width:38px;height:38px;border-radius:11px;
  background:var(--ink);color:#fff;font-family:var(--display);font-size:15px;letter-spacing:.02em;
}
.logo-text{font-family:var(--display);font-size:16px;letter-spacing:-.01em}
.nav-list{display:flex;align-items:center;gap:30px;font-size:15px}
.nav-list a{color:var(--ink-soft);font-weight:500}
.nav-list a:hover{color:var(--ink);text-decoration:none}
.nav-list .btn,.nav-list .btn:hover{color:#fff}
.nav-toggle{display:none}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:999px;border:1px solid transparent;
  font-family:var(--sans);font-size:16px;font-weight:600;cursor:pointer;
  transition:transform .15s ease,background .15s ease,border-color .15s ease,box-shadow .15s ease;
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 6px 18px rgba(47,91,234,.28)}
.btn-primary:hover{background:var(--accent-dark)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--ink);background:var(--bg-alt)}
.btn-sm{padding:9px 18px;font-size:15px}
.btn-block{width:100%}

/* ---------- Hero ---------- */
.hero{
  padding:clamp(64px,10vw,116px) 0 clamp(56px,8vw,88px);
  background:
    radial-gradient(900px 420px at 12% -10%,rgba(47,91,234,.10),transparent 60%),
    radial-gradient(700px 380px at 95% 0%,rgba(122,162,255,.14),transparent 65%),
    var(--bg);
}
.eyebrow{
  font-family:var(--display);font-size:14px;font-weight:500;letter-spacing:.06em;
  text-transform:uppercase;color:var(--accent);margin-bottom:20px;
}
.hero h1{font-size:clamp(36px,6vw,64px);max-width:16ch;margin-bottom:24px}
.lead{font-size:clamp(18px,2.2vw,21px);color:var(--ink-soft);max-width:56ch;margin-bottom:34px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:56px}
.hero-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;border-top:1px solid var(--line);padding-top:32px}
.hero-facts li{display:flex;flex-direction:column;gap:4px}
.hero-facts strong{font-family:var(--display);font-size:17px}
.hero-facts span{font-size:15px;color:var(--ink-soft)}

/* ---------- Secciones ---------- */
.section{padding:clamp(64px,9vw,104px) 0}
.section-tight{padding:clamp(48px,6vw,72px) 0}
.section-dark{background:var(--bg-dark);color:#eaeefb}
.section-dark .section-title{color:#fff}
.section-dark .section-sub{color:#a9b6d9}
.section-title{font-size:clamp(28px,4vw,42px);margin-bottom:12px}
.section-sub{font-size:18px;color:var(--ink-soft);max-width:62ch;margin-bottom:48px}
.note{margin-top:40px;font-size:16px;color:var(--ink-soft);text-align:center}

.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}

/* ---------- Tarjetas ---------- */
.card{
  background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:34px;box-shadow:var(--shadow);transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px);border-color:#d3daea}
.card h3{font-size:21px;margin-bottom:14px}
.card p{color:var(--ink-soft);font-size:16px}
.tag{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;
  color:var(--accent);background:var(--accent-soft);padding:6px 12px;border-radius:999px;margin-bottom:18px;
}
.card-audience{background:linear-gradient(180deg,#fff,#fbfcfe)}
.check-list{margin:20px 0 24px;display:grid;gap:10px}
.check-list li{position:relative;padding-left:30px;font-size:16px;color:var(--ink-soft)}
.check-list li::before{
  content:"";position:absolute;left:0;top:.55em;width:16px;height:9px;
  border-left:2.5px solid var(--accent);border-bottom:2.5px solid var(--accent);
  transform:rotate(-45deg);
}
.link-arrow{font-weight:600;display:inline-flex;align-items:center;gap:8px}
.link-arrow::after{content:"→";transition:transform .15s ease}
.link-arrow:hover{text-decoration:none}
.link-arrow:hover::after{transform:translateX(4px)}

.card-service .icon{
  display:grid;place-items:center;width:52px;height:52px;border-radius:14px;
  background:var(--accent-soft);color:var(--accent);
  font-family:var(--display);font-size:22px;margin-bottom:22px;
}
.mini-list{margin-top:18px;display:grid;gap:8px;font-size:15px;color:var(--ink-soft)}
.mini-list li{padding-left:18px;position:relative}
.mini-list li::before{content:"";position:absolute;left:0;top:.7em;width:6px;height:6px;border-radius:50%;background:var(--accent-bright)}

/* ---------- Proceso ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;counter-reset:s}
.step{border-top:2px solid var(--line-dark);padding-top:24px}
.step-num{
  font-family:var(--display);font-size:14px;font-weight:700;letter-spacing:.1em;
  color:var(--accent-bright);display:block;margin-bottom:12px;
}
.step h3{font-size:20px;color:#fff;margin-bottom:10px}
.step p{color:#a9b6d9;font-size:16px;margin:0}

/* ---------- Casos ---------- */
.case-dl{margin:0 0 20px}
.case-dl dt{
  font-family:var(--display);font-size:13px;letter-spacing:.05em;text-transform:uppercase;
  color:var(--ink-faint);margin-top:16px;
}
.case-dl dd{margin:4px 0 0;font-size:16px;color:var(--ink-soft)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips li{
  font-size:14px;font-weight:500;color:var(--ink-soft);
  background:var(--bg-alt);border:1px solid var(--line);border-radius:999px;padding:6px 14px;
}
.chips-lg li{font-size:16px;padding:10px 20px;font-family:var(--display)}

/* ---------- Sobre mí ---------- */
.grid-sobre{display:grid;grid-template-columns:400px 1fr;gap:56px;align-items:center}
.sobre-foto img{border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);background:var(--bg-alt)}
.sobre-texto p{font-size:17px;color:var(--ink-soft)}
.sobre-texto .chips{margin-top:24px}

/* ---------- FAQ ---------- */
.faq{border-bottom:1px solid var(--line);padding:6px 0}
.faq summary{
  cursor:pointer;list-style:none;padding:18px 40px 18px 0;position:relative;
  font-family:var(--display);font-size:18px;font-weight:500;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);
  font-size:26px;font-weight:400;color:var(--accent);transition:transform .2s ease;
}
.faq[open] summary::after{content:"−"}
.faq p{color:var(--ink-soft);padding-bottom:18px;margin:0;max-width:64ch}

/* ---------- Formulario ---------- */
.form{display:grid;gap:20px;margin-top:8px}
.field{display:grid;gap:8px}
.field label{font-size:15px;font-weight:500;color:#cfd8f0}
.field input,.field select,.field textarea{
  width:100%;padding:14px 16px;border-radius:12px;
  border:1px solid var(--line-dark);background:var(--bg-dark-soft);color:#fff;
  font-family:var(--sans);font-size:16px;transition:border-color .15s ease,box-shadow .15s ease;
}
.field input::placeholder,.field textarea::placeholder{color:#7d8bb0}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent-bright);box-shadow:0 0 0 4px rgba(122,162,255,.18);
}
.field textarea{resize:vertical;min-height:130px}
.field-hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.field .error{font-size:14px;color:#ffb4ab}
.field input[aria-invalid="true"],.field textarea[aria-invalid="true"]{border-color:#ff8f85}
.form-status{margin:4px 0 0;font-size:16px;min-height:1.5em}
.form-status.ok{color:#7ee2a8}
.form-status.ko{color:#ffb4ab}
.contacto-alt{margin-top:28px;text-align:center;color:#a9b6d9;font-size:16px}
.contacto-alt a{color:var(--accent-bright)}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--line);padding:32px 0;background:var(--bg-alt)}
.footer-inner{display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between}
.site-footer p{margin:0;font-size:15px;color:var(--ink-soft)}
.footer-links{display:flex;gap:24px;font-size:15px}
.footer-links a{color:var(--ink-soft)}
.footer-links a:hover{color:var(--accent)}

/* ---------- Responsive ---------- */
@media (max-width:960px){
  .grid-3{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr;gap:32px}
  .grid-sobre{grid-template-columns:1fr;gap:36px}
  .sobre-foto{max-width:340px}
}
@media (max-width:760px){
  body{font-size:16px}
  .grid-2,.grid-3,.steps,.hero-facts{grid-template-columns:1fr}
  .hero-facts{gap:20px}
  .card{padding:26px}
  .nav-toggle{
    display:flex;flex-direction:column;justify-content:center;gap:5px;
    width:44px;height:44px;padding:0 10px;background:none;border:1px solid var(--line);
    border-radius:10px;cursor:pointer;
  }
  .nav-toggle span{display:block;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s ease,opacity .2s ease}
  .nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
  .nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .nav-list{
    position:absolute;top:100%;left:0;right:0;display:none;
    flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--line);padding:12px 24px 22px;
    box-shadow:var(--shadow-lg);
  }
  .nav-list.open{display:flex}
  .nav-list li{border-bottom:1px solid var(--line)}
  .nav-list li:last-child{border:0;padding-top:16px}
  .nav-list a{display:block;padding:14px 0;font-size:17px}
  .nav-list .btn{justify-content:center;padding:14px}
  .footer-inner{flex-direction:column;align-items:flex-start}
}