/* Sabiduría Digital · sabiduria.digital · mismos colores de Sabiduría OS */
:root{
  --bg:#08090d; --panel:#10121a; --panel2:#151829; --line:#232634; --line2:#2e3246;
  --text:#f4f4f7; --soft:#c9cbd6; --muted:#8b8fa3;
  --accent:#8b5cf6; --accent2:#c4b5fd; --accentline:rgba(139,92,246,.45);
  --cyan:#22d3ee; --amber:#fbbf24; --green:#34d399; --red:#f87171;
  /* alias que usa el panel /admin/ (heredado de davidnahui.com) */
  --gold:var(--accent); --gold2:var(--accent2); --goldline:var(--accentline); --card:var(--panel); --card2:var(--panel2);
  --r:20px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:400 16px/1.6 Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;overflow-x:hidden}
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:-1;
  background:radial-gradient(900px 500px at 85% -10%,rgba(139,92,246,.18),transparent 60%),radial-gradient(700px 400px at -10% 30%,rgba(34,211,238,.06),transparent 60%)}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{font-family:"Space Grotesk",Inter,sans-serif;line-height:1.12;letter-spacing:-.02em;margin:0}
h1{font-size:clamp(34px,6vw,60px);font-weight:700}
h2{font-size:clamp(27px,4vw,40px);font-weight:700}
h3{font-size:19px;font-weight:600}
p{margin:0}
em{font-style:normal;color:var(--accent2)}
.skip{position:absolute;left:-999px;top:8px;background:var(--accent);color:#fff;padding:8px 12px;border-radius:8px;z-index:20}
.skip:focus{left:8px}
.wrap{width:min(1120px,100% - 32px);margin:0 auto}

/* Cabecera */
.top{position:sticky;top:0;z-index:10;background:rgba(8,9,13,.78);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.05)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px}
.logo{font:800 17px Inter,sans-serif;letter-spacing:.04em;text-decoration:none;white-space:nowrap}
.logo span{color:var(--accent)}
.nav{display:flex;align-items:center;gap:22px}
.nav a{text-decoration:none;color:var(--soft);font-size:14.5px;font-weight:500}
.nav a:hover{color:var(--text)}
.nav .entrar{border:1px solid var(--line2);padding:7px 14px;border-radius:10px;color:var(--text)}
.nav .entrar:hover{border-color:var(--accentline)}
@media(max-width:820px){.nav a:not(.entrar):not(.cta-top){display:none}}
.cta-top{background:var(--accent);color:#fff!important;padding:8px 14px;border-radius:10px;font-weight:600!important}

/* Botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:700 15.5px Inter,sans-serif;text-decoration:none;border-radius:12px;padding:15px 22px;border:0;cursor:pointer;transition:transform .2s,box-shadow .2s,border-color .2s;text-align:center}
.btn-gold{background:linear-gradient(135deg,#a78bfa,var(--accent));color:#fff;box-shadow:0 12px 34px rgba(139,92,246,.32)}
.btn-gold:hover{transform:translateY(-1px);box-shadow:0 16px 40px rgba(139,92,246,.42)}
.btn-line{background:rgba(255,255,255,.03);border:1px solid var(--line2);color:var(--text)}
.btn-line:hover{border-color:var(--accentline)}
.btn-sm{padding:11px 14px;font-size:14px}
.btns{display:flex;gap:12px;flex-wrap:wrap}
@media(max-width:520px){.btns .btn{width:100%}}

/* Secciones */
section{padding:84px 0;scroll-margin-top:64px}
@media(max-width:700px){section{padding:60px 0}}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font:600 12.5px "Space Grotesk",sans-serif;letter-spacing:.14em;text-transform:uppercase;color:var(--accent2)}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px var(--accent)}
.head{max-width:720px;margin-bottom:40px;display:grid;gap:14px}
.head p{color:var(--soft);font-size:17.5px}
.lead{color:var(--soft);font-size:18.5px;max-width:600px}
.card{background:linear-gradient(160deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:var(--r);padding:24px 22px;position:relative}
.card h3{margin-bottom:8px}
.card p{color:var(--soft);font-size:15.5px}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)} .g3{grid-template-columns:repeat(3,1fr)} .g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:960px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.g2,.g3,.g4{grid-template-columns:1fr}}
.ico{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:rgba(139,92,246,.14);border:1px solid var(--accentline);margin-bottom:16px;color:var(--accent2)}
.ico svg{width:21px;height:21px}
.stack{display:grid;gap:14px}

/* Hero */
.hero{padding:70px 0 84px}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
@media(max-width:960px){.hero .wrap{grid-template-columns:1fr;gap:44px}}
.hero h1{margin:18px 0 20px}
.hero .lead{margin-bottom:30px}
.hero .nota{margin-top:22px;color:var(--muted);font-size:14px;max-width:520px}

/* Chat de ejemplo */
.phone{background:#0b141a;border:1px solid var(--line2);border-radius:28px;padding:0;overflow:hidden;box-shadow:0 40px 100px rgba(0,0,0,.5),0 0 0 8px rgba(255,255,255,.02);max-width:430px;width:100%;justify-self:center}
.phone .bar-wa{display:flex;align-items:center;gap:12px;padding:14px 18px;background:#1f2c34}
.phone .av{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,#a78bfa,#6d28d9);display:grid;place-items:center;font:700 14px Inter;color:#fff;flex:none}
.phone .bar-wa b{display:block;font-size:15px}
.phone .bar-wa small{color:#8696a0;font-size:12.5px}
.msgs{padding:18px 14px 20px;display:grid;gap:10px;background:#0b141a}
.m{max-width:86%;padding:8px 12px 9px;border-radius:12px;font-size:14.3px;line-height:1.45;position:relative}
.m .q{display:block;font-size:12.5px;font-weight:700;margin-bottom:2px}
.m.in{background:#202c33;justify-self:start;border-top-left-radius:4px}
.m.out{background:#005c4b;justify-self:end;border-top-right-radius:4px}
.m.odin{background:#1d1934;border:1px solid rgba(139,92,246,.35);justify-self:start;border-top-left-radius:4px}
.m.odin .q{color:var(--accent2)}
.m .h{display:block;text-align:right;font-size:11px;color:#8696a0;margin-top:2px}
.m ul{margin:4px 0 0;padding-left:18px}
.chat-note{text-align:center;color:var(--muted);font-size:12.5px;margin-top:12px}

/* Problema */
.dolor{display:flex;gap:14px;align-items:flex-start;padding:18px 20px;border-radius:16px;border:1px solid var(--line);background:rgba(255,255,255,.015)}
.dolor::before{content:"";flex:none;width:8px;height:8px;margin-top:9px;border-radius:50%;background:var(--amber)}
.dolor p{color:var(--soft)}

/* Pasos */
.pasos{counter-reset:p;display:grid;gap:16px;grid-template-columns:repeat(4,1fr)}
@media(max-width:960px){.pasos{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.pasos{grid-template-columns:1fr}}
.paso{counter-increment:p}
.paso::before{content:"0" counter(p);display:block;font:700 13px "Space Grotesk",sans-serif;letter-spacing:.12em;color:var(--accent2);margin-bottom:14px}

/* Producto (dos columnas) */
.prod{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.prod.inv > :first-child{order:2}
@media(max-width:960px){.prod{grid-template-columns:1fr;gap:30px}.prod.inv > :first-child{order:0}}
.lista{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:12px}
.lista li{display:flex;gap:12px;color:var(--soft);font-size:15.5px}
.lista li::before{content:"";flex:none;width:20px;height:20px;margin-top:2px;border-radius:6px;background:rgba(139,92,246,.18) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23c4b5fd' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/12px no-repeat;border:1px solid var(--accentline)}
.lista li strong{color:var(--text);font-weight:600}
.shot{border-radius:18px;overflow:hidden;border:1px solid var(--line2);box-shadow:0 30px 80px rgba(0,0,0,.45)}

/* Tablero de ejemplo */
.board{background:var(--panel);border:1px solid var(--line2);border-radius:20px;padding:18px;box-shadow:0 30px 80px rgba(0,0,0,.45)}
.board .bh{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;font-size:13px;color:var(--muted)}
.board .bh b{color:var(--text);font:800 14px Inter;letter-spacing:.03em}
.board .bh b span{color:var(--accent)}
.cols{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.col{background:#0b0c12;border:1px solid var(--line);border-radius:14px;padding:10px;display:grid;gap:8px;align-content:start}
.col h4{margin:0 0 2px;font:600 11.5px Inter;letter-spacing:.08em;text-transform:uppercase;display:flex;align-items:center;gap:6px;color:var(--soft)}
.col h4::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c)}
.tk{background:var(--panel2);border:1px solid var(--line);border-radius:10px;padding:9px 10px;font-size:12.5px;line-height:1.35}
.tk small{display:block;color:var(--muted);font-size:11px;margin-top:5px}
.tag{display:inline-block;font-size:10.5px;padding:1px 7px;border-radius:999px;background:rgba(139,92,246,.16);color:var(--accent2);margin-top:6px}
@media(max-width:480px){.cols{grid-template-columns:1fr 1fr}.col:last-child{display:none}}

/* Control */
.control{background:linear-gradient(160deg,rgba(139,92,246,.12),rgba(139,92,246,.02));border:1px solid var(--accentline);border-radius:28px;padding:48px 40px}
@media(max-width:640px){.control{padding:32px 22px}}
.control .card{background:rgba(8,9,13,.5)}

/* Para quién */
.si,.no{border-radius:20px;padding:26px 24px;border:1px solid var(--line)}
.si{background:rgba(52,211,153,.04);border-color:rgba(52,211,153,.22)}
.no{background:rgba(255,255,255,.015)}
.si h3,.no h3{margin-bottom:14px}
.si ul,.no ul{margin:0;padding-left:20px;color:var(--soft);display:grid;gap:8px}

/* Beta */
.beta{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start}
@media(max-width:960px){.beta{grid-template-columns:1fr;gap:30px}}
.beta .card{padding:28px 24px}
form{display:grid;gap:14px}
label{font-size:13.5px;color:var(--soft);display:grid;gap:6px}
input,textarea,select{width:100%;font:inherit;font-size:16px;color:var(--text);background:#0b0c12;border:1px solid var(--line2);border-radius:12px;padding:12px 14px}
textarea{min-height:96px;resize:vertical}
input::placeholder,textarea::placeholder{color:#5f6377}
input:focus,textarea:focus,select:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px rgba(139,92,246,.25)}
.dos{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:560px){.dos{grid-template-columns:1fr}}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--muted)}
.check input{width:20px;height:20px;flex:none;accent-color:var(--accent);margin-top:1px}
.trampa{position:absolute;left:-9999px}
.err{background:rgba(248,113,113,.1);border:1px solid rgba(248,113,113,.35);color:#fecaca;border-radius:10px;padding:10px 12px;font-size:14px;margin:0 0 12px}
.ok{background:rgba(52,211,153,.08);border:1px solid rgba(52,211,153,.35);color:#bbf7d0;border-radius:10px;padding:10px 12px;font-size:14px;margin:0 0 12px}
.pasos-beta{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:14px;counter-reset:b}
.pasos-beta li{counter-increment:b;display:flex;gap:14px;color:var(--soft)}
.pasos-beta li::before{content:counter(b);flex:none;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;font:700 13px Inter;background:rgba(139,92,246,.18);border:1px solid var(--accentline);color:var(--accent2)}

/* Nosotros */
.nos{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
@media(max-width:860px){.nos{grid-template-columns:1fr}}
.nos .foto{border-radius:20px;overflow:hidden;border:1px solid var(--line2)}

/* FAQ */
.faq{display:grid;gap:10px;max-width:820px}
details{border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.015);padding:0 20px}
details[open]{border-color:var(--accentline)}
summary{cursor:pointer;list-style:none;padding:18px 28px 18px 0;font-weight:600;position:relative}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:0;top:14px;font-size:22px;color:var(--accent2);transition:transform .2s}
details[open] summary::after{transform:rotate(45deg)}
details p{color:var(--soft);padding:0 0 18px;font-size:15.5px}

/* Cierre y pie */
.cierre{text-align:center}
.cierre .head{margin:0 auto 30px;justify-items:center}
.cierre .btns{justify-content:center}
footer{border-top:1px solid var(--line);padding:40px 0 110px;color:var(--muted);font-size:14px}
footer .wrap{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
footer nav{display:flex;gap:18px;flex-wrap:wrap}
footer a{text-decoration:none;color:var(--soft)}
footer a:hover{color:var(--text)}
@media(min-width:821px){footer{padding-bottom:40px}}

/* Botón fijo en celular */
.fijo{position:fixed;left:16px;right:16px;bottom:14px;z-index:9;display:none}
.fijo .btn{width:100%}
@media(max-width:820px){.fijo{display:block}.fijo.oculto{display:none}}

/* Páginas de texto */
.texto{max-width:760px}
.texto h2{font-size:24px;margin:34px 0 10px}
.texto p,.texto li{color:var(--soft)}
.texto p+p{margin-top:12px}

@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}