/* ===== Nabu Tech · Portafolio · estilos ===== */
/* Layout: lapislázuli y oro babilónicos (Nabu, dios de la escritura). Secciones apiladas con cabecera común; proyectos en tarjetas de dos columnas; contacto en dos columnas: datos + formulario. */
:root{
  --bg:#eef0f5; --surface:#ffffff; --ink:#101a3a; --muted:#56607d; --line:#d3d8e6;
  --lapis:#1f3fa8; --gold:#a8740f; --gold-soft:#f3e3bf; --glow:rgba(31,63,168,.10);
  --ok:#1f8a55; --err:#b3261e;
  --f-display:"Bricolage Grotesque","Segoe UI",system-ui,sans-serif;
  --f-body:"IBM Plex Sans",system-ui,-apple-system,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,Menlo,monospace;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#070c22; --surface:#0e1636; --ink:#eef1fb; --muted:#9aa5c7; --line:#1f2a55;
  --lapis:#7c9bff; --gold:#e8b44a; --gold-soft:#2a2410; --glow:rgba(124,155,255,.14);
  --ok:#4cc98a; --err:#ff8a80; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#070c22; --surface:#0e1636; --ink:#eef1fb; --muted:#9aa5c7; --line:#1f2a55;
  --lapis:#7c9bff; --gold:#e8b44a; --gold-soft:#2a2410; --glow:rgba(124,155,255,.14);
  --ok:#4cc98a; --err:#ff8a80; color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
.wrap{max-width:1120px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
a{color:inherit}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}
h1,h2,h3{font-family:var(--f-display);text-wrap:balance;margin:0;line-height:1.05}
.label{font-family:var(--f-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold)}
section[id],header[id]{scroll-margin-top:84px}

/* ---------- header ---------- */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:60;background:var(--bg)}
.topbar{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:border-color .3s}
.topbar.scrolled{border-bottom-color:var(--line)}
nav{display:flex;justify-content:space-between;align-items:center;padding-block:14px;gap:16px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.logo .bird{width:clamp(34px,4.4vw,42px);height:auto;flex:none}
.logo .word{display:flex;flex-direction:column;gap:3px}
.logo .word svg{height:clamp(17px,2.2vw,21px);width:auto;display:block}
.logo .word small{font-family:var(--f-mono);font-size:9.5px;letter-spacing:.32em;color:var(--gold);line-height:1}
.nav-links{display:flex;gap:26px;font-size:14.5px;color:var(--muted)}
.nav-links a{text-decoration:none;transition:color .2s}
.nav-links a:hover{color:var(--ink)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:999px;font:600 15px/1.2 var(--f-body);text-decoration:none;border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer;transition:transform .2s,border-color .2s,opacity .2s}
.btn:hover{transform:translateY(-2px);border-color:var(--lapis)}
.btn.primary{background:var(--lapis);color:var(--bg);border-color:var(--lapis)}
.btn.sm{padding:9px 16px;font-size:14px}
.btn svg{width:16px;height:16px;flex:none}

/* ---------- hero ---------- */
.hero{position:relative;padding-block:64px 80px;overflow:hidden}
#net{position:absolute;inset:0;width:100%;height:100%;z-index:0}
.hero-inner{position:relative;z-index:1;max-width:820px}
.hero h1{font-size:clamp(42px,8.2vw,100px);font-weight:800;letter-spacing:-.035em;margin-top:20px}
.hero h1 em{font-style:normal;color:var(--lapis)}
.hero h1 .gold{color:var(--gold)}
.hero p{font-size:clamp(17px,2vw,20px);color:var(--muted);max-width:56ch;margin:24px 0 0}
.hero p strong{color:var(--ink);font-weight:600}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
.status{display:inline-flex;align-items:center;gap:8px;font-family:var(--f-mono);font-size:12.5px;color:var(--muted);border:1px solid var(--line);padding:6px 12px;border-radius:999px;background:var(--surface)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px color-mix(in srgb,var(--ok) 22%,transparent)}

/* ---------- sections ---------- */
section{padding-block:72px}
.sec-head{display:flex;justify-content:space-between;align-items:end;gap:20px 32px;flex-wrap:wrap;margin-bottom:36px}
.sec-head h2{font-size:clamp(32px,5vw,54px);font-weight:800;letter-spacing:-.025em;margin-top:10px}
.sec-head p{color:var(--muted);max-width:44ch;margin:0}

/* servicios */
.services{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:18px;overflow:hidden}
.svc{background:var(--surface);padding:28px;display:flex;flex-direction:column;gap:12px}
.svc svg{width:28px;height:28px;color:var(--gold)}
.svc h3{font-size:22px;font-weight:600}
.svc p{color:var(--muted);margin:0;font-size:15px}


/* Nabu mascota */
.svc.mascot{align-items:center;justify-content:center;text-align:center;gap:6px;background:radial-gradient(90% 80% at 50% 35%,var(--glow),transparent 70%),var(--surface);text-decoration:none;color:inherit;position:relative;overflow:hidden}
.mascot .bubble-say{font:500 13px/1.3 var(--f-body);background:var(--bg);border:1px solid var(--line);padding:8px 13px;border-radius:14px 14px 14px 4px;color:var(--ink);transform-origin:bottom left;animation:say 6s ease-in-out infinite;align-self:center;margin-left:70px}
.mascot svg.nabu{width:clamp(120px,36%,170px);height:auto;color:var(--lapis);overflow:visible}
.mascot .nb-body{transform-box:fill-box;transform-origin:50% 100%;animation:breathe 3.6s ease-in-out infinite}
.mascot .nb-eye{transform-box:fill-box;transform-origin:center;animation:blink 4.8s infinite;fill:var(--gold)}
.mascot .nb-tail{transform-box:fill-box;transform-origin:0% 0%;animation:tail 4.8s ease-in-out infinite}
.mascot .nb-head{transform-box:view-box;transform-origin:300px 300px;animation:tilt 9s ease-in-out infinite}
.mascot small{font-family:var(--f-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.mascot:hover .nb-all{animation:hop .6s ease}
.nb-all{transform-box:fill-box;transform-origin:50% 100%}
@keyframes breathe{0%,100%{transform:scale(1,1)}50%{transform:scale(1.015,1.035)}}
@keyframes blink{0%,90%,100%{transform:scaleY(1)}93%{transform:scaleY(.08)}96%{transform:scaleY(1)}97.5%{transform:scaleY(.08)}99%{transform:scaleY(1)}}
@keyframes tail{0%,70%,100%{transform:rotate(0)}76%{transform:rotate(-7deg)}82%{transform:rotate(3deg)}88%{transform:rotate(0)}}
@keyframes tilt{0%,40%,100%{transform:rotate(0)}46%,60%{transform:rotate(-6deg)}66%{transform:rotate(0)}}
@keyframes hop{0%,100%{transform:translateY(0)}40%{transform:translateY(-14%)}70%{transform:translateY(0) scaleY(.94)}}
@keyframes say{0%,8%{opacity:0;transform:scale(.8)}14%,70%{opacity:1;transform:scale(1)}78%,100%{opacity:0;transform:scale(.9)}}
@media (max-width:640px){.services{grid-template-columns:1fr}.mascot svg.nabu{width:130px}}

/* proyectos */
.projects{display:flex;flex-direction:column;gap:28px}
.proj{display:grid;grid-template-columns:1fr 1.05fr;background:var(--surface);border:1px solid var(--line);border-radius:22px;overflow:hidden}
.proj-vis{background:radial-gradient(120% 90% at 20% 10%,var(--glow),transparent 60%),var(--bg);padding:40px 28px;display:flex;align-items:center;justify-content:center;min-width:0;border-right:1px solid var(--line)}
.proj.flip .proj-vis{order:2;border-right:0;border-left:1px solid var(--line)}
.proj-body{padding:40px 36px;display:flex;flex-direction:column;gap:16px;min-width:0}
.proj-meta{display:flex;gap:8px;flex-wrap:wrap}
.tag{font-family:var(--f-mono);font-size:11.5px;padding:4px 10px;border-radius:999px;border:1px solid var(--line);color:var(--muted)}
.tag.own{background:var(--gold-soft);color:var(--gold);border-color:transparent}
.proj h3{font-size:clamp(28px,3.6vw,40px);font-weight:800;letter-spacing:-.02em}
.proj p{margin:0;color:var(--muted)}
.feats{list-style:none;padding:0;margin:4px 0 0;display:grid;gap:10px}
.feats li{display:grid;grid-template-columns:18px 1fr;gap:10px;font-size:15px}
.feats li::before{content:"";width:10px;height:10px;margin-top:7px;background:var(--lapis);clip-path:polygon(0 0,100% 50%,0 100%)}
.vid-phone{width:min(270px,80%);aspect-ratio:368/656;border-radius:38px;border:9px solid #141416;background:#141416;overflow:hidden;box-shadow:0 40px 80px -30px rgba(10,20,60,.6);transition:transform .35s}
.vid-phone video{width:100%;height:100%;object-fit:cover;display:block;border-radius:29px}
.proj-vis:hover .vid-phone{transform:translateY(-6px)}
.mock{width:100%;max-width:400px;background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:0 30px 60px -30px rgba(10,20,60,.45);overflow:hidden;font-size:13px}
.mock-bar{display:flex;gap:6px;padding:10px 12px;border-bottom:1px solid var(--line);align-items:center}
.mock-bar i{width:8px;height:8px;border-radius:50%;background:var(--line);display:block}
.mock-bar span{margin-left:8px;font-family:var(--f-mono);color:var(--muted);font-size:11px}
.chat{padding:16px;display:grid;gap:9px}
.bubble{padding:9px 13px;border-radius:13px;max-width:85%;line-height:1.45}
.b-user{background:var(--lapis);color:var(--bg);justify-self:end;border-bottom-right-radius:4px}
.b-ai{background:var(--bg);border:1px solid var(--line);border-bottom-left-radius:4px}

/* sobre mí */
.about{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:start}
.about-text{min-width:0}
.about-text p{color:var(--muted);margin:0 0 16px;max-width:60ch}
.about-text p strong{color:var(--ink);font-weight:600}
.stack{display:flex;flex-wrap:wrap;gap:8px;margin:22px 0 28px}
.stack span{font-family:var(--f-mono);font-size:12.5px;padding:6px 12px;border-radius:8px;background:var(--surface);border:1px solid var(--line)}
.timeline{list-style:none;margin:0;padding:0;border-left:2px solid var(--line);display:grid;gap:26px;min-width:0}
.timeline li{position:relative;padding-left:24px}
.timeline li::before{content:"";position:absolute;left:-7px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--bg);border:2px solid var(--lapis)}
.timeline li.now::before{background:var(--gold);border-color:var(--gold)}
.timeline small{font-family:var(--f-mono);font-size:12px;color:var(--gold);font-variant-numeric:tabular-nums}
.timeline h3{font-size:20px;font-weight:600;margin:4px 0 2px}
.timeline b{font-weight:500;color:var(--muted);font-size:14px;display:block}
.timeline p{margin:6px 0 0;color:var(--muted);font-size:15px}

/* proceso */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px}
.step{border-top:2px solid var(--ink);padding-top:16px}
.step span{font-family:var(--f-mono);font-size:12px;color:var(--gold)}
.step h3{font-size:20px;font-weight:600;margin:8px 0 6px}
.step p{margin:0;color:var(--muted);font-size:15px}

/* contacto */
.contact{background:var(--ink);color:var(--bg);border-radius:28px;padding:clamp(28px,5vw,56px);display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(28px,4vw,56px);position:relative;overflow:hidden}
.contact > *{min-width:0;position:relative}
.contact h2{font-size:clamp(34px,5.4vw,60px);font-weight:800;letter-spacing:-.03em}
.contact .lead{opacity:.75;margin:16px 0 28px;max-width:42ch}
.channels{display:grid;gap:12px}
.channel{display:flex;align-items:center;gap:14px;padding:14px 16px;border-radius:16px;background:color-mix(in srgb,var(--bg) 7%,transparent);border:1px solid color-mix(in srgb,var(--bg) 14%,transparent);text-decoration:none;color:inherit;transition:background .2s,transform .2s;min-width:0}
a.channel:hover{background:color-mix(in srgb,var(--bg) 12%,transparent);transform:translateX(3px)}
.channel .ic{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;flex:none;background:color-mix(in srgb,var(--gold) 22%,transparent);color:var(--gold)}
.channel .ic svg{width:20px;height:20px}
.channel .ic.wa{background:rgba(37,211,102,.18);color:#25d366}
.channel div{min-width:0;flex:1}
.channel small{display:block;font-family:var(--f-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;opacity:.6}
.channel span{display:block;font-weight:500;overflow-wrap:anywhere;user-select:all}
.copy{flex:none;font:500 12px var(--f-mono);padding:7px 11px;border-radius:999px;border:1px solid color-mix(in srgb,var(--bg) 25%,transparent);background:transparent;color:inherit;cursor:pointer}
.copy:hover{border-color:var(--gold);color:var(--gold)}

.form{background:var(--surface);color:var(--ink);border-radius:20px;padding:clamp(22px,3vw,32px);display:grid;gap:16px;align-content:start}
.form h3{font-size:24px;font-weight:600}
.form .hint{margin:-8px 0 0;color:var(--muted);font-size:14px}
.field{display:grid;gap:6px}
.field label{font-size:13.5px;font-weight:600}
.field input,.field textarea{width:100%;font:inherit;font-size:15px;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:12px 14px;transition:border-color .2s,box-shadow .2s}
.field textarea{min-height:140px;resize:vertical}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--lapis);box-shadow:0 0 0 4px var(--glow)}
.field .err{color:var(--err);font-size:13px;min-height:0}
.field.bad input,.field.bad textarea{border-color:var(--err)}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.form .btn.primary{width:100%;padding:14px}
.form .btn[disabled]{opacity:.6;cursor:wait;transform:none}
.form-msg{margin:0;font-size:14.5px;padding:12px 14px;border-radius:12px}
.form-msg.ok{background:color-mix(in srgb,var(--ok) 14%,transparent);color:var(--ok)}
.form-msg.bad{background:color-mix(in srgb,var(--err) 12%,transparent);color:var(--err)}

footer{padding-block:36px;color:var(--muted);font-size:13.5px;display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap}
footer .logo .bird{width:28px}
footer .logo .word svg{height:14px}
footer nav{padding:0;gap:18px;flex-wrap:wrap}
footer nav a{text-decoration:none}
footer nav a:hover{color:var(--ink)}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .about{grid-template-columns:1fr;gap:36px}
  .contact{grid-template-columns:1fr}
}
@media (max-width:820px){
  .nav-links{display:none}
  .proj{grid-template-columns:1fr}
  .proj .proj-vis,.proj.flip .proj-vis{order:0;border:0;border-bottom:1px solid var(--line);padding:32px 20px}
  .proj-body{padding:28px 22px}
  section{padding-block:56px}
}
@media (max-width:420px){
  .logo .word small{display:none}
  .channel{padding:12px}
  .channel .ic{width:36px;height:36px}
}
@keyframes rise{from{transform:translateY(14px)}to{transform:none}}
.hero-inner>*{animation:rise .8s cubic-bezier(.2,.7,.2,1) both}
.hero-inner>*:nth-child(2){animation-delay:.08s}.hero-inner>*:nth-child(3){animation-delay:.16s}.hero-inner>*:nth-child(4){animation-delay:.24s}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}html{scroll-behavior:auto}}

/* Base */
:root{padding:env(safe-area-inset-top,0px) 0 env(safe-area-inset-bottom,0px)}
body{margin:0}
img,video{max-width:100%}
[hidden]{display:none!important}