:root{
  --bg:#0d0f12; --panel:#14171c; --panel-2:#1a1e24; --line:#262b33; --line-2:#323843;
  --txt:#e7e9ec; --muted:#8e96a3; --blue:#2f6bff; --blue-hi:#7aa2ff; --ok:#3ecf8e;
  --display:"Space Grotesk",system-ui,sans-serif; --body:"IBM Plex Sans",system-ui,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,"Cascadia Code",Consolas,monospace;
  --wrap:1160px; --gut:clamp(16px,4vw,32px);
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;color:var(--txt);font:400 17px/1.6 var(--body);-webkit-font-smoothing:antialiased;background-color:var(--bg);
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:48px 48px;background-attachment:fixed}
body::before{content:"";position:fixed;inset:0;background:radial-gradient(ellipse at 50% 0,transparent 0,var(--bg) 70%);opacity:.92;pointer-events:none;z-index:-1}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue-hi);text-underline-offset:3px}
h1,h2,h3{font-family:var(--display);line-height:1.08;margin:0;letter-spacing:-.02em}
p{margin:0}
code,.path,.kicker,.stack,.tags,nav,.btn,label,.direct span,.foot{font-family:var(--mono)}
code{font-size:.85em;color:var(--blue-hi)}
:focus-visible{outline:2px solid var(--blue-hi);outline-offset:3px}
::selection{background:var(--blue);color:#fff}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gut)}
.skip{position:absolute;left:-999px;top:8px;background:var(--blue);color:#fff;padding:8px 12px;z-index:9}
.skip:focus{left:8px}

/* Botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 20px;background:var(--blue);color:#fff;
  font-size:15px;font-weight:500;text-decoration:none;border:1px solid var(--blue);border-radius:3px;cursor:pointer;transition:background .15s,border-color .15s,color .15s}
.btn:hover{background:#1f55e0;border-color:#1f55e0}
.btn .pr{opacity:.75}
.btn-ghost{background:transparent;color:var(--txt);border-color:var(--line-2)}
.btn-ghost:hover{background:var(--panel-2);border-color:var(--muted)}
.btn-sm{min-height:38px;padding:0 14px;font-size:14px}
.btn[disabled]{opacity:.55;cursor:progress}

/* Cabecera */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;justify-content:space-between;min-height:64px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;color:var(--txt);text-decoration:none;font:700 23px var(--display);letter-spacing:-.03em}
.mark{width:24px;height:24px;fill:var(--txt)}.mark .px{fill:var(--blue)}
nav{display:flex;align-items:center;gap:clamp(12px,2.4vw,28px);font-size:14px}
nav a:not(.btn){color:var(--muted);text-decoration:none}
nav a:not(.btn):hover{color:var(--txt)}
nav .n{color:var(--blue-hi);margin-right:6px;font-size:12px}

/* Hero */
.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(28px,5vw,64px);align-items:center;padding-block:clamp(48px,8vw,104px)}
.kicker{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);margin-bottom:22px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 3px color-mix(in srgb,var(--ok) 22%,transparent);flex:none}
.hero h1{font-size:clamp(40px,6.2vw,78px);font-weight:700;letter-spacing:-.045em;max-width:13ch}
.hero h1 em{font-style:normal;color:var(--blue-hi)}
.lead{margin-top:22px;font-size:clamp(17px,1.5vw,19px);color:var(--muted);max-width:52ch}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.stack{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:36px 0 0;font-size:12px;color:var(--muted)}
.stack li{border:1px solid var(--line-2);padding:3px 9px;border-radius:2px}

/* Ventanas (terminal, capturas, formulario) */
.term,.shot,form{background:var(--panel);border:1px solid var(--line-2);border-radius:6px;overflow:hidden}
.bar{display:flex;align-items:center;gap:7px;height:34px;padding:0 12px;border-bottom:1px solid var(--line);background:var(--panel-2);font:12px var(--mono);color:var(--muted)}
.bar i{width:10px;height:10px;border-radius:50%;background:var(--line-2)}
.bar i:first-child{background:var(--blue)}
.bar span{margin-left:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.term-body{display:grid;grid-template-columns:auto 1fr;gap:24px;align-items:center;padding:24px}
.grid-t{display:grid;grid-template-columns:repeat(9,1fr);gap:3px;width:clamp(96px,11vw,132px)}
.grid-t i{aspect-ratio:1;background:var(--line)}
.grid-t i.on{background:var(--txt)}
.grid-t i.px{background:var(--blue)}
.log{margin:0;font:13px/1.85 var(--mono);color:var(--muted);white-space:pre;overflow-x:auto}
.log b{color:var(--blue-hi);font-weight:500}.log s{text-decoration:none;color:#5c6470}
.log u{text-decoration:none;color:var(--ok)}.log em{font-style:normal;color:var(--blue-hi)}
.log .l{display:inline}
.cursor{display:inline-block;width:8px;height:1.05em;vertical-align:-2px;background:var(--blue-hi)}
@media all{ /* animaciones siempre activas, a pedido: también con "efectos de animación" apagados en Windows */
  .grid-t i.on,.grid-t i.px{animation:drop .4s calc(var(--d,0) * 40ms) both}
  .grid-t i.px{animation-delay:1.1s}
  .log .l{opacity:0;animation:show .01s forwards}
  .log .l:nth-child(1){animation-delay:.3s}.log .l:nth-child(2){animation-delay:.8s}.log .l:nth-child(3){animation-delay:1.1s}
  .log .l:nth-child(4){animation-delay:1.4s}.log .l:nth-child(5){animation-delay:1.7s}.log .l:nth-child(6){animation-delay:2s}
  .log .l:nth-child(7){animation-delay:2.5s}.log .l:nth-child(8){animation-delay:2.8s}
  .cursor{animation:blink 1s steps(1) infinite}
  @keyframes drop{from{opacity:0;transform:translateY(-6px)}}
  @keyframes show{to{opacity:1}}
  @keyframes blink{50%{opacity:0}}
}

/* Secciones */
.sec{padding-block:clamp(56px,8vw,96px);border-top:1px solid var(--line)}
.sec-head{max-width:640px;margin-bottom:40px}
.path{font-size:13px;color:var(--blue-hi);margin-bottom:12px}
.sec-head h2{font-size:clamp(32px,4.4vw,52px);letter-spacing:-.035em}
.sec-head p:not(.path){margin-top:14px;color:var(--muted)}

/* Servicios: rejilla con líneas, como una tabla */
.servs{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line-2);border-left:1px solid var(--line-2)}
.servs li{display:flex;flex-direction:column;gap:10px;padding:24px 22px;border-right:1px solid var(--line-2);border-bottom:1px solid var(--line-2);background:color-mix(in srgb,var(--panel) 70%,transparent);transition:background .15s}
.servs li:hover{background:var(--panel-2)}
.servs code{font-size:13px}
.servs h3{font-size:20px}
.servs p{color:var(--muted);font-size:15px;flex:1}
.servs a{font:500 13px var(--mono);text-decoration:none}
.servs a:hover{text-decoration:underline}

/* Trabajos */
.works{display:grid;gap:clamp(40px,6vw,72px)}
.work{display:grid;grid-template-columns:1.25fr 1fr;gap:clamp(24px,4vw,48px);align-items:center}
.work:nth-child(even) .shot{order:2}
.shot img{width:100%}
.work h3{font-size:clamp(24px,2.6vw,30px)}
.work p{margin-top:12px;color:var(--muted)}
.tags{display:flex;flex-wrap:wrap;gap:6px;font-size:12px}
.tags span{color:var(--blue-hi);background:color-mix(in srgb,var(--blue) 14%,transparent);padding:2px 8px;border-radius:2px}
.work a:not(.btn){display:inline-block;margin-top:18px;font:500 14px var(--mono)}
.work-txt{grid-template-columns:1fr;border:1px dashed var(--line-2);border-radius:6px;padding:clamp(24px,4vw,44px)}
.work-txt .path{margin:0 0 12px}
.work-txt p:not(.path){max-width:56ch}
.work-txt .btn{margin-top:22px}

/* Proceso: git log */
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.steps li{position:relative;padding:28px 20px 0 0;border-top:2px solid var(--line-2)}
.steps li::before{content:"";position:absolute;top:-7px;left:0;width:12px;height:12px;border-radius:50%;background:var(--bg);border:2px solid var(--blue)}
.steps li:last-child::before{background:var(--blue)}
.steps code{font-size:12px;color:#c9a34a}
.steps h3{font-size:20px;margin-top:6px}
.steps p{margin-top:8px;color:var(--muted);font-size:15px}

/* Contacto */
.contact{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(28px,5vw,64px);align-items:start}
.direct{list-style:none;padding:0;margin:26px 0 0;display:grid;gap:10px}
.direct li{display:flex;gap:14px;align-items:baseline}
.direct span{font-size:12px;color:var(--muted);width:3.5em}
.form-in{display:grid;gap:18px;padding:24px}
.f{display:grid;gap:6px}
label{font-size:13px;color:var(--muted)}
label::before{content:"> ";color:var(--blue-hi)}
input,select,textarea{width:100%;font:16px var(--body);color:var(--txt);background:var(--bg);border:1px solid var(--line-2);border-radius:3px;padding:12px 14px}
textarea{resize:vertical;min-height:120px}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px color-mix(in srgb,var(--blue) 30%,transparent)}
[aria-invalid="true"]{border-color:#ff6b6b}
.hp{position:absolute;left:-9999px}
form .btn{justify-self:start}
.msg{font:14px var(--mono);min-height:1.4em}
.msg.ok{color:var(--ok)}.msg.err{color:#ff8a8a}

/* Pie */
.foot{border-top:1px solid var(--line);font-size:13px;color:var(--muted);padding-block:28px calc(28px + env(safe-area-inset-bottom,0px))}
.foot-in{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px}
.status{display:flex;align-items:center;gap:8px}

@media (max-width:960px){
  .servs{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  .hero,.work,.contact{grid-template-columns:1fr}
  .work:nth-child(even) .shot{order:0}
  .steps{grid-template-columns:1fr 1fr;row-gap:36px}
}
@media (max-width:600px){
  nav a:not(.btn){display:none}
  .servs,.steps{grid-template-columns:1fr}
  .term-body{grid-template-columns:1fr}
  .log{font-size:12px}
}

/* Plano técnico de la portada (pc, celular y automatización) */
.plano{margin:0}
.plano svg{display:block;width:100%;height:auto;aspect-ratio:640/520;max-width:560px;margin:0 auto;overflow:visible}
.plano .trazo,.plano .cota,.plano .conexion,.plano .nodo,.trazo-mascara{fill:none;stroke:var(--blue-hi);stroke-width:2.2;stroke-linecap:square;stroke-linejoin:miter}
.plano .trazo{stroke:var(--txt)}
.plano .fino{stroke-width:1.4;stroke:var(--muted)}
.plano .cota{stroke-width:1.3}
.plano .conexion{stroke-width:2;stroke-dasharray:2 8;stroke-linecap:round}
.plano .nodo{fill:var(--bg);stroke-width:2}
.trazo-mascara{stroke:#fff;stroke-width:12}
.plano text{fill:var(--blue-hi);stroke:none;font:500 20px var(--mono)}
.plano .vertical{writing-mode:vertical-rl}
@media all{ /* animaciones siempre activas, a pedido: también con "efectos de animación" apagados en Windows */
  .plano .t,.trazo-mascara{stroke-dasharray:1;stroke-dashoffset:1;animation:dibujar 1.2s cubic-bezier(.2,.7,.2,1) .2s forwards}
  .plano text,.plano .nodo{opacity:0;animation:show .5s 1.3s forwards}
  @keyframes dibujar{to{stroke-dashoffset:0}}
}

/* Píldoras: todos los botones secundarios iguales */
.pill{display:inline-flex;align-items:center;gap:6px;align-self:flex-start;min-height:36px;padding:0 16px;border:1px solid var(--line-2);border-radius:999px;
  font:500 13px var(--mono);color:var(--blue-hi);text-decoration:none;background:color-mix(in srgb,var(--blue) 8%,transparent);transition:background .2s,border-color .2s,color .2s,transform .2s}
.pill:hover{background:var(--blue);border-color:var(--blue);color:#fff;transform:translateY(-1px)}
.servs a.pill:hover,.work a.pill{text-decoration:none}
.work a.pill{margin-top:20px}

/* Iconos técnicos por servicio */
.ico{width:64px;height:48px;fill:none;stroke:var(--txt);stroke-width:2;stroke-linecap:square;stroke-linejoin:miter;margin-bottom:6px}
.ico .f{stroke:var(--muted);stroke-width:1.4}
.ico path:last-child{stroke:var(--blue-hi)}
.servs li{position:relative}
.servs li:hover .ico path,.servs li:hover .ico circle{stroke-dasharray:1;animation:retrazar .8s cubic-bezier(.2,.7,.2,1)}
.ico path,.ico circle{vector-effect:none}
@keyframes retrazar{from{stroke-dashoffset:1}to{stroke-dashoffset:0}}
.servs li.hot{background:color-mix(in srgb,var(--blue) 9%,var(--panel))}
.badge{position:absolute;top:16px;right:16px;font:500 11px var(--mono);color:#fff;background:var(--blue);padding:3px 10px;border-radius:999px}

/* Aparición al hacer scroll (solo si hay JS) */
.js .reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1)}
.js .reveal.in{opacity:1;transform:none}

/* Botón flotante de WhatsApp */
.wa-float{position:fixed;right:clamp(16px,3vw,28px);bottom:calc(clamp(16px,3vw,28px) + env(safe-area-inset-bottom,0px));z-index:8;
  display:flex;align-items:center;gap:10px;min-height:56px;padding:0 20px 0 16px;border-radius:999px;background:#25d366;color:#0b2e17;
  font:600 15px var(--body);text-decoration:none;box-shadow:0 8px 24px rgba(0,0,0,.4);transition:transform .2s;animation:entrar .5s 1.5s both}
.wa-float:hover{transform:translateY(-2px) scale(1.03)}
.wa-float svg{width:26px;height:26px;fill:currentColor}
.wa-float[hidden]{display:none}
@keyframes entrar{from{opacity:0;transform:translateY(16px) scale(.9)}}
@media (max-width:600px){.wa-float span{display:none}.wa-float{padding:0 15px}}

/* Certificaciones */
.certs{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:16px}
.certs li{display:flex;gap:20px;align-items:flex-start;padding:24px;border:1px solid var(--line-2);border-radius:6px;background:color-mix(in srgb,var(--panel) 70%,transparent)}
.certs li:hover .ico path{stroke-dasharray:1;animation:retrazar .8s cubic-bezier(.2,.7,.2,1)}
.certs .ico{flex:none}
.certs code{font-size:12px}
.certs h3{font-size:20px;margin-top:4px}
.certs p{margin-top:8px;color:var(--muted);font-size:15px}
@media (max-width:700px){.certs{grid-template-columns:1fr}}

/* Certificaciones visibles en la portada */
.hero-certs{list-style:none;padding:0;margin:16px 0 0;display:flex;flex-wrap:wrap;gap:10px}
.hero-certs a{display:flex;align-items:center;gap:12px;padding:10px 16px 10px 12px;border:1px solid var(--line-2);border-radius:6px;
  background:color-mix(in srgb,var(--panel) 80%,transparent);color:var(--txt);text-decoration:none;transition:border-color .2s,background .2s}
.hero-certs a:hover{border-color:var(--blue);background:var(--panel-2)}
.hero-certs a:hover .ico path{stroke-dasharray:1;animation:retrazar .8s cubic-bezier(.2,.7,.2,1)}
.hero-certs .ico{width:40px;height:30px;margin:0;flex:none}
.hero-certs span{display:grid;line-height:1.3}
.hero-certs b{font:600 14px var(--body)}
.hero-certs small{font:12px var(--mono);color:var(--blue-hi)}
.hero-certs{display:grid;grid-template-columns:1fr 1fr;max-width:560px}
.hero-certs a{height:100%;padding:10px 12px;gap:10px}
.hero-certs .ico{width:34px;height:26px}
.hero-certs b{font-size:13px}
@media (max-width:420px){.hero-certs{grid-template-columns:1fr}}

/* Contacto directo */
.direct{gap:10px;max-width:420px}
.direct li{display:block}
.dc{display:flex;align-items:center;gap:14px;padding:12px 16px;border:1px solid var(--line-2);border-radius:8px;background:color-mix(in srgb,var(--panel) 80%,transparent);color:var(--txt);text-decoration:none;transition:border-color .2s,background .2s,transform .2s}
a.dc:hover{border-color:var(--blue);background:var(--panel-2);transform:translateX(3px)}
.dc svg{width:36px;height:36px;padding:7px;flex:none;fill:none;stroke:var(--blue-hi);stroke-width:1.8;stroke-linejoin:round;border-radius:50%;background:color-mix(in srgb,var(--blue) 14%,transparent)}
.dc span{display:grid;line-height:1.35;flex:1;min-width:0}
.dc small{font:12px var(--mono);color:var(--muted)}
.dc b{font:600 15px var(--body);overflow-wrap:anywhere}
.dc i{font-style:normal;color:var(--muted)}
a.dc:hover i{color:var(--blue-hi)}
.dc svg.go{width:20px;height:20px;padding:0;background:none;border-radius:0;stroke:var(--muted);stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:stroke .2s,transform .2s}
a.dc:hover svg.go{stroke:var(--blue-hi);transform:translate(2px,-2px)}
a.dc[href^="mailto"]:hover svg.go{transform:translateX(3px)}
.dc-pill{flex:none;font:500 12px var(--mono);font-style:normal;color:var(--blue-hi);padding:5px 12px;border:1px solid var(--line-2);border-radius:999px;background:color-mix(in srgb,var(--blue) 8%,transparent);transition:background .2s,border-color .2s,color .2s}
a.dc:hover .dc-pill{background:var(--blue);border-color:var(--blue);color:#fff}