/* ════════════════════════════════════════════════════════════════════
   Trinxet — sistema de diseño (oscuro / glass / redes neuronales)
   Tokens validados del portal de Aruba. Una sola tipografía (Inter).
   ════════════════════════════════════════════════════════════════════ */
:root{
  --bg:#05070D; --bg-2:#070A12;
  --ink:#EAF1FF; --ink-2:#A7B6D4; --ink-3:#6B7B9C; --ink-4:#46546F;
  --line:rgba(120,160,230,.12); --line-2:rgba(120,160,230,.22);
  --ai:#38BDF8; --ai-2:#818CF8; --ok:#34D399; --warn:#FBBF24; --bad:#FB7185;
  --glass:rgba(10,16,30,.62); --glass-2:rgba(12,18,34,.78);
  --shadow:0 40px 120px -20px rgba(0,0,0,.78);
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',system-ui,sans-serif;
  --wrap:1140px; --prose:720px; --radius:18px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--bg);color:var(--ink);min-height:100vh;line-height:1.6;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
::selection{background:rgba(56,189,248,.32);color:#fff}
:focus-visible{outline:2px solid var(--ai);outline-offset:2px;border-radius:6px}

/* fondo: canvas + gradientes + ruido */
#net,#pnet{position:fixed;inset:0;z-index:0;display:block}
#net{cursor:crosshair}
.lgrad{position:fixed;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(100% 60% at 50% -8%, rgba(56,189,248,.10), transparent 55%),
             radial-gradient(90% 70% at 50% 118%, rgba(5,7,13,.92), transparent 55%),
             radial-gradient(120% 90% at 50% 0%, transparent 45%, rgba(3,5,10,.55) 100%)}
.noise{position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.03;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}

/* layout */
.wrap{position:relative;z-index:2;max-width:var(--wrap);margin:0 auto;padding:0 22px}
.prose{max-width:var(--prose)}
.section{position:relative;z-index:2;padding:84px 0}
@media(max-width:640px){.section{padding:56px 0}}

/* tipografía */
h1,h2,h3{letter-spacing:-.03em;line-height:1.08;font-weight:800}
h1{font-size:clamp(34px,6vw,64px)}
h2{font-size:clamp(26px,4vw,40px)}
h3{font-size:20px;font-weight:650;letter-spacing:-.01em}
.lead{color:var(--ink-2);font-size:clamp(16px,2.2vw,19px);font-weight:450;max-width:640px}
.eyebrow{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--ai)}
.muted{color:var(--ink-3)}
.gradient-ink{background:linear-gradient(180deg,#fff 30%,#bcd0f5 100%);-webkit-background-clip:text;background-clip:text;color:transparent}

/* wordmark */
.wordmark{font-weight:800;letter-spacing:-.035em;color:#fff}
.wordmark .dot{color:var(--ai);text-shadow:0 0 30px rgba(56,189,248,.75);display:inline-block;animation:breathe 2.8s ease-in-out infinite}
@keyframes breathe{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.22);opacity:.65}}

/* badges, pills */
.badge{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:500;color:var(--ink-2);
  background:rgba(120,160,230,.06);border:1px solid var(--line);border-radius:100px;padding:6px 14px;
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.badge .pulse{width:7px;height:7px;border-radius:50%;background:var(--ai);animation:pulse 2.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(56,189,248,.55)}70%{box-shadow:0 0 0 9px rgba(56,189,248,0)}100%{box-shadow:0 0 0 0 rgba(56,189,248,0)}}

/* botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:12px;cursor:pointer;
  font-family:var(--sans);font-size:15px;font-weight:650;padding:13px 20px;color:#04121f;
  background:linear-gradient(120deg,var(--ai),var(--ai-2));box-shadow:0 10px 30px -8px rgba(56,189,248,.5);
  transition:transform .14s,box-shadow .25s,filter .2s}
.btn:hover{transform:translateY(-1px);box-shadow:0 16px 40px -10px rgba(56,189,248,.6);filter:brightness(1.05)}
.btn:active{transform:translateY(0)}
.btn-ghost{background:rgba(120,160,230,.06);border:1px solid var(--line-2);color:var(--ink);box-shadow:none}
.btn-ghost:hover{border-color:var(--ai);color:#fff}

/* tarjetas glass */
.card{position:relative;background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);transition:border-color .2s,transform .2s,box-shadow .25s}
.card:hover{border-color:var(--line-2);transform:translateY(-3px);box-shadow:0 22px 50px -18px rgba(0,0,0,.7),0 0 0 1px rgba(56,189,248,.12)}
.card .sec{display:inline-flex;align-self:flex-start;gap:7px;font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;
  color:#7DD3FC;background:rgba(56,189,248,.08);border:1px solid rgba(56,189,248,.16);border-radius:100px;padding:4px 10px;margin-bottom:12px}
.card h3{color:#fff;margin-bottom:7px}
.card p{font-size:14px;color:var(--ink-2);line-height:1.55}
.card .go{font-size:13px;color:var(--ink-3);font-weight:600;margin-top:16px;display:inline-flex;gap:6px;transition:gap .2s,color .2s}
.card:hover .go{color:var(--ai);gap:10px}

/* grids */
.grid{display:grid;gap:18px}
.grid-3{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid-4{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}

/* topbar */
.topbar{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  background:rgba(5,7,13,.6);border-bottom:1px solid var(--line)}
.topbar .row{display:flex;align-items:center;gap:18px;height:62px}
.topbar .wordmark{font-size:21px}
.topbar nav{margin-left:auto;display:flex;gap:22px;align-items:center}
.topbar nav a{font-size:14px;color:var(--ink-2);transition:color .2s}
.topbar nav a:hover{color:#fff}
.topbar .menu-btn{display:none;margin-left:auto;background:none;border:1px solid var(--line-2);color:var(--ink);border-radius:10px;padding:8px 11px;cursor:pointer}
@media(max-width:860px){.topbar nav{display:none}.topbar nav.open{display:flex;position:absolute;top:62px;left:0;right:0;flex-direction:column;background:var(--glass-2);border-bottom:1px solid var(--line);padding:16px 22px}.topbar .menu-btn{display:block}}

/* hero */
.hero{position:relative;z-index:2;min-height:calc(100vh - 62px);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:40px 22px 60px}
.hero h1{max-width:14ch;margin:18px auto 0}
.hero .lead{margin:16px auto 0}
.hero .chips{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:18px;max-width:680px}
.chip{font-size:13px;color:var(--ink-2);background:rgba(120,160,230,.06);border:1px solid var(--line);border-radius:100px;padding:7px 13px;cursor:pointer;transition:.2s}
.chip:hover{border-color:var(--ai);color:#fff}

/* chat */
.chatbox{width:100%;max-width:var(--prose);margin:26px auto 0}
.chat-input{display:flex;gap:10px;background:var(--glass-2);border:1px solid var(--line-2);border-radius:16px;padding:8px 8px 8px 18px;
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:var(--shadow)}
.chat-input textarea{flex:1;background:none;border:none;color:var(--ink);font-family:var(--sans);font-size:16px;resize:none;outline:none;padding:9px 0;max-height:160px}
.chat-input textarea::placeholder{color:var(--ink-4)}
.chat-send{flex:none;width:44px;height:44px;border-radius:12px;padding:0}
.chat-thread{text-align:left;margin-top:24px;display:flex;flex-direction:column;gap:18px}
.msg{max-width:100%}
.msg .who{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-3);margin-bottom:6px}
.msg.user .bubble{background:rgba(56,189,248,.10);border:1px solid rgba(56,189,248,.18);border-radius:14px;padding:12px 15px}
.msg.assistant .bubble{color:var(--ink)}
.bubble p{margin:0 0 10px}.bubble p:last-child{margin:0}
.bubble ul,.bubble ol{margin:0 0 10px 18px}
.bubble strong{color:#fff}
.stream-caret::after{content:"▍";margin-left:1px;color:var(--ai);animation:blink 1s steps(2,start) infinite}
@keyframes blink{to{visibility:hidden}}

/* formularios */
.field label{display:block;font-size:12.5px;color:var(--ink-3);font-weight:500;margin-bottom:8px}
.field input,.field select,.field textarea{width:100%;background:rgba(120,160,230,.06);border:1px solid var(--line-2);border-radius:12px;
  padding:12px 14px;font-size:15px;font-family:var(--sans);color:var(--ink);transition:.2s}
.field input::placeholder{color:var(--ink-4)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--ai);background:rgba(56,189,248,.06);box-shadow:0 0 0 4px rgba(56,189,248,.14)}
.hp{position:absolute;left:-9999px}

/* secciones de contenido / SEO */
.section h2 + .lead{margin-top:12px}
.kicker{margin-bottom:14px}
.content{max-width:var(--prose)}
.content h2{margin:38px 0 14px}
.content h3{margin:26px 0 10px;color:#fff}
.content p{color:var(--ink-2);margin-bottom:14px}
.content ul{color:var(--ink-2);margin:0 0 16px 20px}
.content li{margin-bottom:8px}
.content a{color:var(--ai);text-decoration:underline;text-underline-offset:3px}

/* FAQ nativo */
.faq details{border-bottom:1px solid var(--line);padding:16px 0}
.faq summary{cursor:pointer;font-weight:600;color:#fff;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--ai);font-size:20px;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--ink-2);margin-top:10px}

/* pasos cómo trabajamos */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:20px}
.step .n{font-size:40px;font-weight:800;color:var(--ai);opacity:.5;letter-spacing:-.04em}
.step h3{margin:6px 0}
.step p{font-size:14px;color:var(--ink-2)}

/* CTA */
.cta{text-align:center;border:1px solid var(--line-2);border-radius:22px;padding:48px 24px;background:var(--glass)}
.cta h2{margin-bottom:12px}

/* footer */
.footer{position:relative;z-index:2;border-top:1px solid var(--line);padding:48px 0 36px;margin-top:40px}
.footer .cols{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:28px}
.footer h4{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-3);margin-bottom:12px}
.footer a{display:block;font-size:14px;color:var(--ink-2);padding:4px 0;transition:color .2s}
.footer a:hover{color:var(--ai)}
.footer .legal{margin-top:30px;padding-top:20px;border-top:1px solid var(--line);font-size:12.5px;color:var(--ink-4);display:flex;gap:14px;flex-wrap:wrap;align-items:center}
@media(max-width:760px){.footer .cols{grid-template-columns:1fr 1fr}}

/* breadcrumb */
.crumbs{font-size:13px;color:var(--ink-3);padding:18px 0 0}
.crumbs a{color:var(--ink-2)}.crumbs a:hover{color:var(--ai)}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* tablas (admin) */
table{width:100%;border-collapse:collapse;font-size:13.5px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line)}
th{color:var(--ink-3);font-weight:600;text-transform:uppercase;font-size:11px;letter-spacing:.06em}

/* utilidades */
.center{text-align:center}
.mt-s{margin-top:10px}.mt{margin-top:20px}.mt-l{margin-top:40px}
.row-gap{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.tag{font-size:11.5px;color:var(--ink-2);background:rgba(120,160,230,.08);border:1px solid var(--line);border-radius:100px;padding:4px 11px}