/* Nexo — hoja de estilos compartida.
   Consolidada de los <helmet><style> de los cinco tableros de diseño.
   Los estilos puntuales de cada bloque siguen en línea en el HTML, como en el diseño. */

/* Base */
html{-webkit-text-size-adjust:100%}
body{margin:0;background:#F7F6F2;color:#1A1A17;font-family:'IBM Plex Sans',system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:#2C4CA8;text-decoration:none}a:hover{color:#1F3A86}
h1,h2,h3{font-family:Manrope,system-ui,sans-serif;letter-spacing:-0.02em;margin:0}
img{max-width:100%}
:focus-visible{outline:2px solid #2C4CA8;outline-offset:2px}
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:#fff;color:#141726;padding:10px 14px;border-radius:8px;font-weight:600}
.skip:focus{top:12px}

/* Estructura */
.wrap{max-width:1200px;margin:0 auto;padding:0 24px;box-sizing:border-box}
.hero{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,6fr);gap:56px;align-items:center}
.two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
.three{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.spot{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:48px;align-items:center}
.spot.rev{grid-template-columns:minmax(0,7fr) minmax(0,5fr)}

/* Componentes */
.frame{background:#fff;border:1px solid #E0DED6;border-radius:10px;padding:6px;box-shadow:0 18px 40px -24px rgba(20,23,38,.35)}
.frame picture{display:block}
.frame img{display:block;width:100%;height:auto;border-radius:6px}
.card{background:#fff;border:1px solid #E0DED6;border-radius:12px;padding:26px;box-sizing:border-box}
.btn{display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 22px;border-radius:8px;font-weight:600;font-size:15px;border:1px solid transparent;cursor:pointer;font-family:inherit;box-sizing:border-box;text-align:center}
.btn:disabled{opacity:.6;cursor:progress}
ul.list{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:10px}
ul.list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;line-height:1.45;color:#3C3C44}
ul.list li svg{flex:none;margin-top:4px}
.eyebrow{font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:500}
.num{width:36px;height:36px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;color:#fff;font-family:Manrope,sans-serif;font-weight:800;font-size:15px}

/* Encabezado y menú */
.site-header{position:relative}
.nav-links{display:flex;gap:26px;align-items:center}
.header-actions{display:flex;align-items:center;gap:10px}
.nav-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;padding:0;border-radius:8px;border:1px solid #3A4066;background:transparent;color:#fff;cursor:pointer}
.nav-toggle .i-close{display:none}
.nav-toggle[aria-expanded="true"] .i-open{display:none}
.nav-toggle[aria-expanded="true"] .i-close{display:block}
.nav-links .nav-cta-mobile{display:none}

/* Inicio: problema y cadena de custodia */
.pains{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}
.pain{background:#fff;border:1px solid #E0DED6;border-radius:12px;padding:22px;display:flex;flex-direction:column;gap:10px;min-width:0}
.pain p{margin:0;font-size:14.5px;line-height:1.45;color:#3C3C44}
.chain{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;align-items:stretch}
.link{background:#fff;border:1px solid #E0DED6;border-radius:12px;padding:20px;display:flex;flex-direction:column;gap:8px;min-width:0;position:relative}
.link .who{font-family:Manrope,sans-serif;font-weight:800;font-size:17px}
.link .what{font-size:13.5px;line-height:1.45;color:#3C3C44;margin:0}
.link .sign{font-family:'IBM Plex Mono',monospace;font-size:11.5px;color:#12855A;letter-spacing:.04em;margin:0}

/* Inicio: calculadora */
.calc{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:32px;align-items:stretch}
.calc .field{display:flex;flex-direction:column;gap:8px}
.calc .field label{display:flex;justify-content:space-between;gap:12px;font-size:15px;font-weight:600}
.calc .field label output{font-family:'IBM Plex Mono',monospace;font-weight:500;color:#2C4CA8;white-space:nowrap}
.calc .field input[type=range]{width:100%;accent-color:#2C4CA8;height:32px;margin:0}
.calc-result output{display:block;overflow-wrap:anywhere}

/* Inicio: roles y pasos */
.roles a.role{display:flex;flex-direction:column;gap:12px;background:#fff;border:1px solid #E0DED6;border-radius:12px;padding:26px;color:#1A1A17;min-width:0}
.roles a.role:hover{border-color:#2C4CA8}
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}

/* Operaciones */
.day{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.hour{background:#fff;border:1px solid #E0DED6;border-radius:12px;padding:20px;display:flex;flex-direction:column;gap:8px;min-width:0}
.hour .t{font-family:'IBM Plex Mono',monospace;font-size:12px;color:#9A5B12;letter-spacing:.06em}
.hour h3{font-size:16px;font-weight:700}
.hour p{margin:0;font-size:14px;line-height:1.45;color:#3C3C44}
.hour .after{border-top:1px dashed #C9C6BC;padding-top:8px;font-size:13.5px;color:#12855A;line-height:1.4}
.shots{display:flex;gap:16px;align-items:flex-start}

/* Finanzas */
.flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.step{background:#fff;border:1px solid #E0DED6;border-radius:12px;padding:20px;display:flex;flex-direction:column;gap:8px;min-width:0}
.step h3{font-size:16px;font-weight:700}
.step p{margin:0;font-size:14px;line-height:1.45;color:#3C3C44}
.step .doc{font-family:'IBM Plex Mono',monospace;font-size:11.5px;color:#2C4CA8;letter-spacing:.04em;margin:0}
.qa{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.qa .card h3{font-size:18px;font-weight:800;margin-bottom:8px}
.qa .card p{margin:0;font-size:15px;line-height:1.5;color:#5B5B63}

/* Sistemas */
.diag{display:grid;grid-template-columns:minmax(0,1fr) 48px minmax(0,1fr) 48px minmax(0,1fr);gap:0;align-items:center}
.node{background:#fff;border:1px solid #E0DED6;border-radius:12px;padding:18px;display:flex;flex-direction:column;gap:8px;min-width:0}
.node h3{font-size:18px;font-weight:800}
.node p{margin:0;font-size:14px;line-height:1.45;color:#5B5B63}
.arrow{display:flex;flex-direction:column;align-items:center;gap:4px;color:#5B5B63;font-family:'IBM Plex Mono',monospace;font-size:10.5px}
.spec dt{font-family:'IBM Plex Mono',monospace;font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:#2C4CA8;margin-bottom:4px}
.spec dd{margin:0 0 18px;font-size:15px;line-height:1.5;color:#1A1A17}

/* Demostración: formulario */
.demo-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:56px;align-items:start}
.fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.form-demo .field{display:flex;flex-direction:column;gap:6px;min-width:0}
.form-demo .field label{font-size:14px;font-weight:600;color:#1A1A17}
.form-demo .field input,.form-demo .field select,.form-demo .field textarea{height:46px;border:1px solid #C9C6BC;border-radius:8px;padding:0 12px;font:inherit;font-size:15px;color:#1A1A17;background:#fff;box-sizing:border-box;width:100%}
.form-demo .field textarea{height:112px;padding:12px;resize:vertical}
.form-demo .field input:focus,.form-demo .field select:focus,.form-demo .field textarea:focus{outline:2px solid #2C4CA8;outline-offset:1px;border-color:#2C4CA8}
.hp{position:absolute;left:-10000px;top:auto;width:1px;height:1px;overflow:hidden}
.form-status{margin:0;font-size:15px;line-height:1.45;border-radius:8px}
.form-status:empty{display:none}
.form-status.ok{background:#E7F4EC;color:#0D6A47;border:1px solid #B7DEC8;padding:14px 16px;font-weight:600}
.form-status.error{background:#FBEDEA;color:#9B2C1C;border:1px solid #EFC4BB;padding:14px 16px}

/* Responsivo */
@media (max-width:1100px){.pains{grid-template-columns:repeat(3,minmax(0,1fr))}.chain{grid-template-columns:repeat(3,minmax(0,1fr))}.diag{grid-template-columns:minmax(0,1fr)}.arrow{transform:rotate(90deg);height:48px}}
@media (max-width:1000px){.day,.flow{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:900px){
  .hero,.two,.three,.spot,.spot.rev,.calc,.steps,.qa,.demo-grid,.fields{grid-template-columns:minmax(0,1fr)}
  .pains,.chain{grid-template-columns:repeat(2,minmax(0,1fr))}
  .shots{flex-direction:column}
  .diag{grid-template-columns:minmax(0,1fr)}
  .arrow{transform:rotate(90deg);height:48px}
  .nav-links{display:none}
  .js .nav-toggle{display:inline-flex}
  .nav-links.open{display:flex;position:absolute;top:72px;left:0;right:0;z-index:50;flex-direction:column;align-items:stretch;gap:0;background:#141726;border-bottom:1px solid #232842;padding:4px 24px 16px;box-shadow:0 18px 30px -18px rgba(0,0,0,.5)}
  .nav-links.open a{display:block;padding:14px 0;font-size:16px!important;border-top:1px solid #232842}
  .nav-links.open a:first-child{border-top:0}
}
@media (max-width:560px){
  .pains,.chain,.day,.flow{grid-template-columns:minmax(0,1fr)}
  main section{padding-top:64px!important;padding-bottom:64px!important}
  .header-cta{display:none!important}
  .nav-links .nav-cta-mobile{display:block}
  .form-demo{padding:24px!important}
  .calc-result{padding:26px!important}
}