/* apifactu — funnel ecommerce-api. Design tokens del spec §1 + capa UX/UI élite. */
/* Fuentes autoalojadas (L-08): sin peticiones a los servidores de Google Fonts.
 * Ficheros woff2 en ./fonts/ (subconjuntos latin y latin-ext, descargados de Google Fonts: Inter v20 variable, JetBrains Mono v24).
 * Licencia SIL Open Font License 1.1. Las rutas son relativas al CSS, que se sirve en la raíz del sitio. */
@font-face{font-family:"Inter";font-style:normal;font-weight:400 800;font-display:swap;src:url("fonts/inter-latin.woff2") format("woff2");unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:"Inter";font-style:normal;font-weight:400 800;font-display:swap;src:url("fonts/inter-latin-ext.woff2") format("woff2");unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF}
@font-face{font-family:"JetBrains Mono";font-style:normal;font-weight:400;font-display:swap;src:url("fonts/jetbrains-mono-latin.woff2") format("woff2");unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:"JetBrains Mono";font-style:normal;font-weight:400;font-display:swap;src:url("fonts/jetbrains-mono-latin-ext.woff2") format("woff2");unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF}
:root{
  --primary:#1A56DB; --primary-hover:#1E429F; --secondary:#0E9F6E; --alert:#E02424;
  --hero-bg:#EBF5FF; --bg-alt:#F9FAFB; --white:#FFFFFF; --text:#111928; --text-sec:#6B7280;
  --border:#E5E7EB; --dark:#1F2937;
  --radius:8px; --radius-card:14px; --shadow-sm:0 1px 2px rgba(0,0,0,.05);
  --shadow-card:0 1px 3px rgba(0,0,0,.08); --shadow-lg:0 25px 50px rgba(0,0,0,.15);
  --ring:0 0 0 3px rgba(26,86,219,.35); --maxw:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:80px;-webkit-text-size-adjust:100%}
body{font-family:Inter,system-ui,-apple-system,sans-serif;color:var(--text);line-height:1.6;font-size:16px;
  background:var(--white);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
h1,h2,h3{letter-spacing:-.022em;line-height:1.12}
h2{font-size:clamp(28px,3.6vw,42px);font-weight:800;text-align:center;margin-bottom:14px}
h3{font-size:19px;font-weight:700}
p{color:var(--text-sec)}
img{max-width:100%}
code{font-family:"JetBrains Mono",ui-monospace,monospace;font-size:.88em}
a{color:var(--primary);text-decoration:none;transition:color .15s}
:focus-visible{outline:none;box-shadow:var(--ring);border-radius:6px}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.container--narrow{max-width:760px}
.center{text-align:center}
.lead{text-align:center;color:var(--text-sec);max-width:700px;margin:0 auto 44px;font-size:18px}
section{padding:84px 0;position:relative}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--primary);color:#fff;padding:10px 16px;z-index:100;border-radius:0 0 8px 0}
.skip-link:focus{left:0}

/* Botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border-radius:var(--radius);
  padding:12px 24px;font-weight:600;font-size:15px;cursor:pointer;border:1.5px solid transparent;
  transition:transform .15s ease,box-shadow .15s ease,background .15s ease,color .15s ease;white-space:nowrap}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--primary);color:#fff;box-shadow:var(--shadow-sm)}
.btn--primary:hover{background:var(--primary-hover);box-shadow:0 8px 20px rgba(26,86,219,.28);transform:translateY(-1px)}
.btn--secondary{border-color:var(--primary);color:var(--primary);background:transparent}
.btn--secondary:hover{background:var(--hero-bg)}
.btn--white{background:#fff;color:var(--primary)}
.btn--white:hover{box-shadow:0 8px 20px rgba(0,0,0,.18);transform:translateY(-1px)}
.btn--ghost{border-color:rgba(255,255,255,.7);color:#fff}
.btn--ghost:hover{background:rgba(255,255,255,.12)}
.btn--ondark{border-color:#fff;color:#fff}.btn--ondark:hover{background:rgba(255,255,255,.1)}
.btn--lg{padding:15px 30px;font-size:16px}
.btn--block{display:flex;width:100%}

/* NAV */
.nav{position:sticky;top:0;z-index:50;height:64px;background:rgba(255,255,255,.85);
  border-bottom:1px solid transparent;transition:border-color .2s,box-shadow .2s,background .2s}
.nav.scrolled{backdrop-filter:saturate(180%) blur(10px);border-bottom-color:var(--border);box-shadow:0 1px 12px rgba(0,0,0,.04)}
.nav__inner{height:64px;display:flex;align-items:center;justify-content:space-between}
.nav__logo{font-weight:800;font-size:21px;color:var(--text);letter-spacing:-.03em}
.nav__logo span{color:var(--primary)}
.nav__links{display:flex;gap:30px}
.nav__links a{color:var(--text-sec);font-weight:500}
.nav__links a:hover{color:var(--text)}

/* HERO */
.hero{background:linear-gradient(180deg,#fff 0%,var(--hero-bg) 100%);padding:72px 0 96px;overflow:hidden}
.hero__bg{position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(60% 50% at 80% 0%,rgba(26,86,219,.10),transparent 70%),
             radial-gradient(40% 40% at 0% 100%,rgba(14,159,110,.08),transparent 70%)}
.hero__grid{position:relative;display:grid;grid-template-columns:1.25fr .85fr;gap:48px;align-items:center}
.eyebrow{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--primary);background:#fff;border:1px solid var(--border);border-radius:999px;padding:5px 14px;margin-bottom:18px}
.hero h1{font-size:clamp(38px,5.2vw,62px);font-weight:800;line-height:1.06}
.hl{background:linear-gradient(90deg,var(--primary),var(--secondary));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero__sub{font-size:20px;margin:22px 0 30px;max-width:560px}
.hero__ctas{display:flex;gap:14px;flex-wrap:wrap}
.hero__micro{list-style:none;display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:24px;font-size:14px;color:var(--text-sec)}
.hero__micro li{font-weight:500}
.hero__visual{position:relative}
.mockup{background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);box-shadow:var(--shadow-lg);
  transform:rotate(-2deg);padding:16px;animation:floaty 6s ease-in-out infinite}
.mockup__bar{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-sec);padding-bottom:12px;border-bottom:1px solid var(--border)}
.mockup__bar span{width:10px;height:10px;border-radius:50%;background:var(--border)}
.mockup__bar span:first-child{background:#f87171}.mockup__bar span:nth-child(2){background:#fbbf24}.mockup__bar span:nth-child(3){background:#34d399}
.mockup__bar em{margin-left:auto;font-style:normal}
.mockup__row{display:flex;justify-content:space-between;align-items:center;padding:11px 4px;font-size:14px;border-bottom:1px solid var(--bg-alt)}
.badge{border-radius:999px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:3px 10px;color:#fff}
.badge--ok{background:var(--secondary)}.badge--warn{background:#F59E0B}
.snippet{position:absolute;bottom:-28px;right:-12px;background:var(--dark);color:#cbd5e1;border-radius:var(--radius);
  padding:14px 16px;font-size:12.5px;box-shadow:0 18px 40px rgba(0,0,0,.30);white-space:pre}
.snippet__ok{display:inline-block;margin-top:8px;color:#fff;background:var(--secondary);border-radius:6px;padding:2px 8px;font-size:11px}
@keyframes floaty{0%,100%{transform:rotate(-2deg) translateY(0)}50%{transform:rotate(-2deg) translateY(-8px)}}

/* TRUST */
.trust{background:var(--bg-alt);border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:26px 0}
.trust__label{text-align:center;text-transform:uppercase;font-size:12px;letter-spacing:.12em;color:var(--text-sec);margin-bottom:16px}
.trust__items{display:flex;flex-wrap:wrap;gap:18px 40px;justify-content:center;align-items:center}
.trust__logo{color:var(--text-sec);font-weight:600;opacity:.6;transition:opacity .2s,transform .2s}
.trust__logo:hover{opacity:1;transform:translateY(-1px)}

/* Cards */
.cards{display:grid;gap:24px;margin-top:36px}.cards--3{grid-template-columns:repeat(3,1fr)}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);box-shadow:var(--shadow-card);padding:26px;transition:transform .2s,box-shadow .2s,border-color .2s}
.card--risk{border-left:3px solid var(--alert)}
.card--risk:hover{border-left-color:var(--primary);box-shadow:0 12px 28px rgba(0,0,0,.10);transform:translateY(-3px)}
.card__icon{font-size:30px;margin-bottom:12px}.card h3{margin-bottom:8px}

/* How */
.how{background:var(--hero-bg);text-align:center}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:36px 0 28px;counter-reset:s}
.step{background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);padding:28px;text-align:left;box-shadow:var(--shadow-card)}
.step__n{display:inline-flex;width:38px;height:38px;align-items:center;justify-content:center;border-radius:10px;
  background:var(--primary);color:#fff;font-size:18px;font-weight:800;margin-bottom:12px}
.step h3{margin-bottom:6px}

/* Platforms */
.platforms{background:#fff;text-align:center}
.platforms__cat{margin:34px 0 18px;font-weight:600;color:var(--text-sec)}
.soon{display:inline-block;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--secondary);background:#e6f6ef;border-radius:999px;padding:2px 9px;margin-left:4px}
.platforms__grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;max-width:980px;margin:0 auto}
.plat{display:flex;flex-direction:column;align-items:center;gap:8px;background:var(--bg-alt);border:1px solid var(--border);
  border-radius:var(--radius-card);padding:18px 10px;font-weight:600;font-size:13.5px;color:var(--text);transition:transform .18s,box-shadow .18s,border-color .18s}
.plat:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(0,0,0,.08);border-color:var(--primary)}
.plat__logo{font-size:24px;line-height:1}
.plat--api{background:var(--dark);color:#fff;border-color:var(--dark)}
.plat--api .plat__logo{font-family:"JetBrains Mono",monospace;color:#93c5fd}
/* Disponible de verdad: se distingue a simple vista de lo que todavía no lo está. */
.plat--ready{border-color:var(--secondary);background:#f2fbf7}
.plat__badge{display:inline-block;font-size:10.5px;font-weight:700;text-transform:uppercase;
  letter-spacing:.04em;color:var(--secondary);background:#e6f6ef;border-radius:999px;padding:2px 8px}
.platforms__note{max-width:820px;margin:14px auto 26px;text-align:center;font-size:14px;color:var(--text-sec);line-height:1.6}
.platforms__langs{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-bottom:28px}
.platforms__langs span{background:#fff;border:1px solid var(--border);border-radius:999px;padding:8px 18px;font-weight:600;color:var(--text-sec)}

/* Features */
.features{background:var(--bg-alt)}
.features__grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.features__col{background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);padding:34px;box-shadow:var(--shadow-card)}
.features__col h2{text-align:left}
.features__col--dark{background:var(--dark);color:#fff;border-color:var(--dark)}.features__col--dark h2{color:#fff}
.feat{list-style:none;margin-top:18px;display:grid;gap:13px}
.feat li{position:relative;padding-left:28px;color:var(--text-sec)}
.feat li::before{content:"✓";position:absolute;left:0;top:1px;color:var(--secondary);font-weight:800}
.feat--dark li{color:#cbd5e1}
.features__col--dark .btn{margin-top:20px}

/* Dual */
.dual{background:#fff}
.dual__grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.dual__card{background:linear-gradient(160deg,var(--hero-bg),#fff);border:1px solid var(--border);border-radius:var(--radius-card);padding:34px;text-align:center}
.dual__card h3{margin-bottom:8px}.dual__card .btn{margin-top:18px}

/* Pricing */
.pricing{background:var(--bg-alt);text-align:center}
.price-card{max-width:480px;margin:0 auto;background:#fff;border:1px solid var(--border);border-radius:18px;box-shadow:0 16px 50px rgba(0,0,0,.10);padding:38px;text-align:left;position:relative}
.price-card::before{content:"Recomendado";position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--secondary);color:#fff;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;border-radius:999px;padding:4px 14px}
.price-card__amount{text-align:center;margin-bottom:22px}
.price-card__num{font-size:72px;font-weight:800;color:var(--text);letter-spacing:-.04em}
.price-card__per{font-size:24px;color:var(--text-sec)}
.price-card .btn{margin:26px 0 16px}
.price-card__referral{background:var(--hero-bg);border-radius:var(--radius);padding:16px;text-align:center;font-size:14px;color:var(--text)}
.price-card__referral .link{display:block;margin-top:6px;font-weight:700}

/* Referral */
.referral{background:#fff;text-align:center}
.referral__steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:30px 0}
.referral__steps .step{text-align:center}
.referral__compare{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:700px;margin:0 auto}
.referral__compare div{background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius-card);padding:22px}
.referral__k{display:block;color:var(--text-sec);font-size:14px}
.referral__v{display:block;font-size:26px;font-weight:800;margin-top:6px}.referral__v--ok{color:var(--secondary)}
.referral__note{font-size:12px;margin-top:22px;color:var(--text-sec)}

/* FAQ */
.faq{background:var(--bg-alt)}
.accordion{margin-top:30px;display:grid;gap:12px}
.acc{background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);transition:box-shadow .2s}
.acc[open]{box-shadow:var(--shadow-card)}
.acc summary{cursor:pointer;font-weight:600;padding:18px 22px;list-style:none;display:flex;justify-content:space-between;gap:16px;align-items:center}
.acc summary::-webkit-details-marker{display:none}
.acc summary::after{content:"+";color:var(--primary);font-weight:800;font-size:20px;transition:transform .2s}
.acc[open] summary::after{content:"−"}
.acc p{padding:0 22px 20px}

/* Final */
.final{background:linear-gradient(135deg,var(--primary),var(--primary-hover));color:#fff;text-align:center;overflow:hidden}
.final h2{color:#fff}.final p{color:#dbeafe;margin-bottom:26px;font-size:18px}
.final__ctas{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* Footer */
.footer{background:var(--dark);color:#9ca3af;padding:40px 0}
.footer__inner{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:28px;font-size:14px}
.footer__brand{max-width:320px}
.footer .nav__logo{color:#fff}.footer .nav__logo span{color:#93c5fd}
.footer__tag{font-size:13px;margin-top:6px}
.footer nav a{color:#9ca3af}.footer nav a:hover{color:#fff}
.footer__cols{display:flex;gap:56px;flex-wrap:wrap}
.footer__cols>div{display:flex;flex-direction:column;gap:8px}
.footer__h{color:#fff;font-weight:700;font-size:13px;text-transform:uppercase;letter-spacing:.06em;margin-bottom:4px}
.footer__copy{color:#6b7280;width:100%;border-top:1px solid #374151;padding-top:16px;margin-top:8px}

/* Reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .55s ease,transform .55s ease}
.reveal.in{opacity:1;transform:none}

/* Sticky mobile CTA */
.mobile-cta{display:none;position:fixed;left:12px;right:12px;bottom:12px;z-index:60;height:54px;box-shadow:0 10px 30px rgba(26,86,219,.4)}

@media(max-width:920px){
  section{padding:60px 0}
  .hero__grid,.features__grid,.dual__grid{grid-template-columns:1fr}
  .cards--3,.steps,.referral__steps,.referral__compare{grid-template-columns:1fr}
  .platforms__grid{grid-template-columns:repeat(3,1fr)}
  .nav__links,.nav__cta{display:none}
  .snippet{position:static;margin-top:18px;display:block}
  .hero__visual{margin-top:28px}
  .mobile-cta{display:flex}
  .footer__inner{flex-direction:column;align-items:flex-start}
}
@media(max-width:480px){.platforms__grid{grid-template-columns:repeat(2,1fr)}}

/* Cookie banner */
#cookie-banner{position:fixed;left:0;right:0;bottom:0;z-index:90;background:#fff;border-top:1px solid var(--border);box-shadow:0 -8px 30px rgba(0,0,0,.12)}
.cookie__inner{max-width:var(--maxw);margin:0 auto;padding:16px 24px;display:flex;flex-wrap:wrap;gap:14px 24px;align-items:center;justify-content:space-between}
.cookie__text{font-size:14px;color:var(--text-sec);flex:1 1 320px;min-width:280px}
.cookie__opts{display:flex;gap:18px;flex-wrap:wrap;font-size:14px;color:var(--text)}
.cookie__opts label{display:flex;align-items:center;gap:6px;cursor:pointer}
.cookie__opts small{color:var(--text-sec)}
.cookie__actions{display:flex;gap:10px;flex-wrap:wrap}
.cookie__actions .btn{padding:10px 18px;font-size:14px}

/* Páginas legales / docs (layout sobrio) */
.page{max-width:860px;margin:0 auto;padding:48px 24px 72px}
.page h1{font-size:clamp(30px,4vw,44px);font-weight:800;margin-bottom:8px}
.page .updated{color:var(--text-sec);font-size:14px;margin-bottom:32px}
.page h2{font-size:24px;text-align:left;margin:32px 0 10px}
.page h3{margin:20px 0 6px}
.page p,.page li{color:var(--text-sec);margin-bottom:10px}
.page ul,.page ol{padding-left:22px;margin-bottom:12px}
.page table{width:100%;border-collapse:collapse;margin:16px 0;font-size:14px}
.page th,.page td{border:1px solid var(--border);padding:10px 12px;text-align:left}
.page th{background:var(--bg-alt)}
.subnav{position:sticky;top:0;z-index:40;background:#fff;border-bottom:1px solid var(--border)}
.subnav__inner{max-width:var(--maxw);margin:0 auto;height:60px;display:flex;align-items:center;justify-content:space-between;padding:0 24px}
.subnav a.back{color:var(--text-sec);font-weight:500}

/* Docs — endpoints de ejemplo */
.endpoint{background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);box-shadow:var(--shadow-card);margin:18px 0;overflow:hidden}
.endpoint__head{display:flex;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--border);background:var(--bg-alt)}
.method{font-family:"JetBrains Mono",monospace;font-weight:700;font-size:12px;padding:3px 10px;border-radius:6px;color:#fff}
.method--get{background:#0E9F6E}.method--post{background:#1A56DB}.method--delete{background:#E02424}
.endpoint__path{font-family:"JetBrains Mono",monospace;font-weight:600}
.endpoint__desc{padding:12px 18px 0;color:var(--text-sec);font-size:14px}
.endpoint pre{background:var(--dark);color:#cbd5e1;margin:14px 18px;border-radius:var(--radius);padding:14px 16px;overflow:auto;font-size:13px;line-height:1.55}
.endpoint pre .c{color:#93c5fd}
.docs__note{background:var(--hero-bg);border:1px solid var(--border);border-radius:var(--radius-card);padding:18px;margin:24px 0}
/* Docs — rejilla de guías por plataforma (índice) */
.docs__cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:12px;margin:16px 0 8px}
.docs__card{display:flex;flex-direction:column;gap:4px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);padding:16px;color:var(--text);transition:transform .18s,box-shadow .18s,border-color .18s}
.docs__card:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,.08);border-color:var(--primary)}
.docs__card strong{font-weight:700}
.docs__card span{font-size:13px;color:var(--text-sec)}
.docs__card--soon{background:var(--bg-alt)}
.page .soon{vertical-align:middle}

@media(prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none;transition:none}
  .mockup{animation:none}
}

/* Botón flotante "volver arriba" (inyectado por funnel.js) */
#to-top{position:fixed;right:20px;bottom:20px;z-index:60;width:46px;height:46px;border:0;border-radius:50%;background:var(--primary);color:#fff;font-size:22px;line-height:1;cursor:pointer;box-shadow:0 8px 24px rgba(26,86,219,.35);opacity:0;visibility:hidden;transform:translateY(12px) scale(.9);transition:opacity .2s,transform .2s,visibility .2s,background .15s}
#to-top.show{opacity:1;visibility:visible;transform:translateY(0) scale(1)}
#to-top:hover{background:var(--primary-hover)}
#to-top:focus-visible{outline:2px solid #fff;outline-offset:2px}
@media(prefers-reduced-motion:reduce){#to-top{transition:opacity .2s,visibility .2s}}