/* ============================================================
   UNIVERSO TEC DIGITAL — cosmic single-page (committed dark world)
   Brand "U" rebuilt as clean vector triangles (traced from the
   real logo: 3 isometric columns, 13 triangles) and animated.
   ============================================================ */
:root{
  color-scheme: dark;
  /* Color — deep space neutrals + violet lead, cyan/magenta nebula */
  --space-900:#05060f;
  --space-850:#080a18;
  --space-800:#0c0f22;
  --panel:rgba(255,255,255,.035);
  --panel-line:rgba(255,255,255,.09);
  --ink:#eef1ff;
  --muted:#9aa2c9;
  --violet:#8b5cf6;
  --violet-hi:#b196ff;
  --cyan:#49c9f2;
  --magenta:#e879f9;
  /* Type */
  --display:"Sora",system-ui,'Trebuchet MS',sans-serif;
  --body:"Manrope",system-ui,-apple-system,sans-serif;
  --mono:"Space Mono",ui-monospace,"Courier New",monospace;
  /* Layout */
  --wrap:1120px;
  --gut:max(16px,env(safe-area-inset-left,0px));
  --gut-r:max(16px,env(safe-area-inset-right,0px));
}

*{box-sizing:border-box}
body{
  margin:0;
  font-family:var(--body);
  color:var(--ink);
  background:
    radial-gradient(1100px 680px at 82% -8%, rgba(139,92,246,.28), transparent 60%),
    radial-gradient(900px 620px at 8% 12%, rgba(73,201,242,.16), transparent 55%),
    radial-gradient(1200px 900px at 50% 118%, rgba(232,121,249,.14), transparent 60%),
    linear-gradient(180deg,var(--space-900),var(--space-850) 55%,var(--space-900));
  background-attachment:fixed;
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
#sky{position:fixed;inset:0;width:100%;height:100%;z-index:-1;pointer-events:none}

a{color:inherit}
h1,h2,h3{font-family:var(--display);margin:0;text-wrap:balance;letter-spacing:-.005em;line-height:1.08}
p{margin:0}
img{max-width:100%}
.eyebrow{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.28em;text-transform:uppercase;
  color:var(--cyan);display:inline-flex;align-items:center;gap:.6em;
}
.eyebrow::before{content:"";width:26px;height:1px;background:linear-gradient(90deg,transparent,var(--cyan))}

.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-left:var(--gut);padding-right:var(--gut-r)}
section{position:relative}

/* ---------- brand mark (vector U) ---------- */
.umark{display:block;height:30px;width:auto;overflow:visible}
.umark polygon{fill:var(--ink)}

/* ---------- NAV ---------- */
header.nav{
  position:sticky;top:env(safe-area-inset-top,0px);z-index:40;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  background:linear-gradient(180deg,rgba(5,6,15,.82),rgba(5,6,15,.42));
  border-bottom:1px solid var(--panel-line);
}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:41;background:rgba(5,6,15,.9)}
.nav-in{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding-block:.7rem}
.brand{display:flex;align-items:center;gap:.6rem;text-decoration:none}
.brand .wordmark{font-family:var(--display);font-weight:800;font-size:1.05rem;letter-spacing:-.02em;line-height:1}
.brand small{display:block;font-family:var(--mono);font-size:.56rem;letter-spacing:.24em;color:var(--muted);font-weight:400;margin-top:3px}
.nav-links{display:flex;align-items:center;gap:.3rem;list-style:none;margin:0;padding:0}
.nav-links a{
  text-decoration:none;color:var(--muted);font-weight:600;font-size:.9rem;
  padding:.5rem .8rem;border-radius:9px;transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--ink);background:rgba(255,255,255,.05)}
.nav-cta{
  text-decoration:none;font-weight:700;font-size:.88rem;padding:.6rem 1.1rem;border-radius:10px;
  color:#0a0612;background:linear-gradient(135deg,var(--violet-hi),var(--cyan));
  box-shadow:0 8px 24px -10px var(--violet);transition:transform .2s,box-shadow .2s;white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 14px 30px -10px var(--violet)}

/* ---------- HERO ---------- */
.hero{padding-block:clamp(3rem,8vw,6rem) clamp(3rem,7vw,5.5rem)}
.hero-in{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.hero h1{font-size:clamp(2.5rem,6.4vw,4.6rem);font-weight:800;margin:1.1rem 0 1.2rem}
.hero h1 .glow{
  background:linear-gradient(120deg,var(--violet-hi),var(--cyan) 55%,var(--magenta));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.lead{font-size:clamp(1.02rem,2.2vw,1.22rem);color:var(--muted);max-width:40ch}
.hero-cta{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.9rem}
.btn{
  display:inline-flex;align-items:center;gap:.5rem;text-decoration:none;font-weight:700;
  padding:.85rem 1.5rem;border-radius:12px;font-size:.98rem;transition:transform .2s,box-shadow .2s,border-color .2s;
}
.btn-primary{color:#0a0612;background:linear-gradient(135deg,var(--violet-hi),var(--cyan));box-shadow:0 14px 34px -14px var(--violet)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 40px -14px var(--violet)}
.btn-ghost{color:var(--ink);border:1px solid var(--panel-line);background:var(--panel)}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--violet-hi)}
.hero-meta{display:flex;gap:1.6rem;flex-wrap:wrap;margin-top:2.4rem;font-family:var(--mono);font-size:.74rem;color:var(--muted);letter-spacing:.06em}
.hero-meta b{display:block;font-family:var(--display);font-size:1.4rem;color:var(--ink);letter-spacing:0}

/* logo stage — vector U inside orbits, with 3D mouse parallax */
.stage{position:relative;aspect-ratio:1;max-width:380px;margin-inline:auto;width:100%;perspective:1000px}
.stage::after{content:"";position:absolute;inset:0;border-radius:50%;pointer-events:none;z-index:3;
  opacity:0;transition:opacity .35s;mix-blend-mode:screen;
  background:radial-gradient(170px circle at var(--gx,50%) var(--gy,50%),rgba(73,201,242,.22),transparent 60%)}
.stage:hover::after{opacity:1}
.stage-3d{position:absolute;inset:0;display:grid;place-items:center;transform-style:preserve-3d;
  transition:transform .45s ease;transform:rotateX(var(--ry,0deg)) rotateY(var(--rx,0deg))}
.orbit{position:absolute;border-radius:50%;border:1px solid rgba(255,255,255,.08)}
.orbit.o1{inset:2%}
.orbit.o2{inset:15%;border-style:dashed;border-color:rgba(139,92,246,.3)}
.orbit.o3{inset:30%;border-color:rgba(73,201,242,.18)}
.orbit .planet{position:absolute;top:-5px;left:calc(50% - 5px);width:10px;height:10px;border-radius:50%;
  transition:transform .35s ease,box-shadow .35s ease}
.o1 .planet{background:var(--cyan);box-shadow:0 0 14px var(--cyan)}
.o2 .planet{background:var(--magenta);box-shadow:0 0 14px var(--magenta)}
.spin-a{animation:spin 30s linear infinite}
.spin-b{animation:spin 20s linear infinite reverse}
@keyframes spin{to{transform:rotate(360deg)}}
.halo{width:52%;height:66%;border-radius:50%;align-self:center;justify-self:center;
  background:radial-gradient(circle,rgba(139,92,246,.4),transparent 70%);filter:blur(10px);
  transform:translateZ(-30px);transition:background .35s ease}
.logo-depth{position:relative;height:82%;display:grid;place-items:center;transform:translateZ(55px)}
.logo-hero{height:100%;width:auto;overflow:visible;
  filter:drop-shadow(0 0 24px rgba(139,92,246,.55));animation:bob 6s ease-in-out infinite;
  transition:filter .35s ease}
.logo-hero polygon{fill:var(--ink);transform-box:fill-box;transform-origin:center;
  opacity:0;animation:pop .55s cubic-bezier(.2,.9,.3,1.35) forwards;animation-delay:var(--d,0s)}
.logo-hero polygon.tw{animation:pop .55s cubic-bezier(.2,.9,.3,1.35) forwards, twinkle 5s ease-in-out infinite;
  animation-delay:var(--d,0s), calc(var(--d,0s) + 1.4s)}
.logo-hero.live polygon{animation:none!important;opacity:1;transition:fill .3s ease, transform .22s cubic-bezier(.2,.8,.3,1.25)}
/* hover: orbits accelerate, planets flare, glow intensifies */
.stage:hover .spin-a{animation-duration:12s}
.stage:hover .spin-b{animation-duration:8s}
.stage:hover .o1 .planet{transform:scale(1.8)}
.stage:hover .o2 .planet{transform:scale(1.8)}
.stage:hover .halo{background:radial-gradient(circle,rgba(139,92,246,.62),transparent 70%)}
.stage:hover .logo-hero{filter:drop-shadow(0 0 42px rgba(139,92,246,.85))}
@keyframes pop{from{opacity:0;transform:scale(.35)}to{opacity:1;transform:scale(1)}}
@keyframes twinkle{0%,100%{fill:var(--ink)}50%{fill:var(--violet-hi)}}
@keyframes bob{50%{transform:translateY(-12px)}}

/* ---------- generic band ---------- */
.band{padding-block:clamp(3.5rem,8vw,6rem)}
.band-head{max-width:60ch}
.band-head h2{font-size:clamp(1.9rem,4.4vw,3rem);font-weight:700;margin:.8rem 0 .9rem}
.band-head p{color:var(--muted);font-size:1.05rem}

/* ---------- MISSION quote ---------- */
.mission{
  position:relative;border:1px solid var(--panel-line);border-radius:24px;overflow:hidden;
  background:linear-gradient(135deg,rgba(139,92,246,.12),rgba(73,201,242,.06));
  padding:clamp(2rem,5vw,3.4rem);
}
.mission .tag{font-family:var(--mono);font-size:.72rem;letter-spacing:.26em;color:var(--violet-hi);text-transform:uppercase}
.mission q{display:block;quotes:none;font-family:var(--display);font-weight:600;font-size:clamp(1.35rem,3.3vw,2.15rem);line-height:1.25;margin-top:1rem}
.mission q b{color:var(--cyan)}

/* ---------- SERVICES ---------- */
.grid-svc{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-top:2.4rem}
.card{
  border:1px solid var(--panel-line);border-radius:18px;background:var(--panel);
  padding:1.6rem 1.4rem;transition:transform .25s,border-color .25s,background .25s;position:relative;overflow:hidden;
}
.card::after{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;pointer-events:none;
  background:linear-gradient(135deg,transparent,rgba(139,92,246,.4));opacity:0;transition:opacity .25s;
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude}
.card:hover{transform:translateY(-6px);background:rgba(255,255,255,.055)}
.card:hover::after{opacity:1}
.ic{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;margin-bottom:1rem;
  background:linear-gradient(135deg,rgba(139,92,246,.25),rgba(73,201,242,.18));border:1px solid var(--panel-line)}
.ic svg{width:24px;height:24px;stroke:var(--violet-hi);fill:none;stroke-width:1.8}
.card h3{font-size:1.12rem;font-weight:700;margin-bottom:.5rem}
.card p{color:var(--muted);font-size:.93rem}

/* ---------- WORK / órbitas ---------- */
.grid-work{display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem;margin-top:2.4rem}
.work{border:1px solid var(--panel-line);border-radius:20px;overflow:hidden;background:var(--space-800);transition:transform .25s}
.work:hover{transform:translateY(-6px)}
.work .vis{aspect-ratio:16/10;position:relative;display:grid;place-items:center;overflow:hidden}
.work .vis .orb{width:120px;height:120px;border-radius:50%;filter:blur(2px)}
.w1 .vis{background:radial-gradient(120% 120% at 20% 10%,#1a1140,#0a0b1e)}
.w1 .orb{background:radial-gradient(circle at 35% 30%,#b196ff,#5b21b6 60%,#2a1065)}
.w2 .vis{background:radial-gradient(120% 120% at 80% 10%,#06293a,#0a0b1e)}
.w2 .orb{background:radial-gradient(circle at 35% 30%,#7fe3ff,#0891b2 60%,#083344)}
.w3 .vis{background:radial-gradient(120% 120% at 50% 0%,#3a0a2e,#0a0b1e)}
.w3 .orb{background:radial-gradient(circle at 35% 30%,#f9a8f5,#be185d 60%,#500724)}
.work .ring{position:absolute;inset:14%;border:1px solid rgba(255,255,255,.1);border-radius:50%}
.work .body{padding:1.3rem 1.4rem 1.5rem}
.work .k{font-family:var(--mono);font-size:.68rem;letter-spacing:.2em;color:var(--cyan);text-transform:uppercase}
.work h3{font-size:1.15rem;margin:.45rem 0 .5rem}
.work p{color:var(--muted);font-size:.9rem}

/* ---------- CONTACT ---------- */
.contact{border:1px solid var(--panel-line);border-radius:24px;overflow:hidden;
  background:linear-gradient(135deg,rgba(73,201,242,.08),rgba(139,92,246,.1));
  padding:clamp(2rem,5vw,3.4rem);display:grid;grid-template-columns:1fr 1fr;gap:2.4rem;align-items:center}
.contact h2{font-size:clamp(1.8rem,4vw,2.6rem);font-weight:700;margin-bottom:.8rem}
.contact p.sub{color:var(--muted)}
.channels{display:flex;flex-direction:column;gap:.9rem}
.channel{display:flex;align-items:center;gap:.9rem;border:1px solid var(--panel-line);border-radius:14px;background:var(--panel);padding:.9rem 1rem}
.channel .ic2{width:40px;height:40px;border-radius:10px;flex:none;display:grid;place-items:center;background:rgba(255,255,255,.05)}
.channel .ic2 svg{width:20px;height:20px;stroke:var(--cyan);fill:none;stroke-width:1.8}
.channel .c-k{font-family:var(--mono);font-size:.64rem;letter-spacing:.18em;color:var(--muted);text-transform:uppercase}
.channel .c-v{font-weight:700;font-size:1rem;word-break:break-word}
.channel .copy{margin-left:auto;flex:none;border:1px solid var(--panel-line);background:transparent;color:var(--muted);
  font-family:var(--mono);font-size:.68rem;padding:.4rem .6rem;border-radius:8px;cursor:pointer;transition:color .2s,border-color .2s}
.channel .copy:hover{color:var(--ink);border-color:var(--violet-hi)}
.channel .copy.ok{color:var(--cyan);border-color:var(--cyan)}

/* ---------- FOOTER ---------- */
footer{border-top:1px solid var(--panel-line);padding-block:2.2rem;margin-top:1rem}
.foot-in{display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;align-items:center}
.foot-note{font-family:var(--mono);font-size:.72rem;color:var(--muted);letter-spacing:.04em}

/* ---------- floating spaceship ---------- */
.ship{position:fixed;left:0;top:0;width:76px;height:50px;z-index:35;margin:0;padding:0;border:0;
  background:none;cursor:grab;will-change:transform;transform:translate(-160px,-160px);
  filter:drop-shadow(0 0 12px rgba(139,92,246,.6));touch-action:manipulation;-webkit-tap-highlight-color:transparent}
.ship:active{cursor:grabbing;filter:drop-shadow(0 0 20px rgba(73,201,242,.95))}
.ship:focus-visible{outline:2px solid var(--cyan);outline-offset:4px;border-radius:8px}
.ship svg{display:block;width:100%;height:100%;overflow:visible;pointer-events:none}
.ship .lights{filter:drop-shadow(0 0 2.5px rgba(160,225,255,.85))}
.ship .lights circle{opacity:.2;animation:chase 1.4s linear infinite}
.ship .lights circle:nth-child(1){animation-delay:0s}
.ship .lights circle:nth-child(2){animation-delay:.2s}
.ship .lights circle:nth-child(3){animation-delay:.4s}
.ship .lights circle:nth-child(4){animation-delay:.6s}
.ship .lights circle:nth-child(5){animation-delay:.8s}
.ship .lights circle:nth-child(6){animation-delay:1s}
.ship .lights circle:nth-child(7){animation-delay:1.2s}
@keyframes chase{0%,100%{opacity:.2}7%{opacity:1}20%{opacity:.2}}
.ship .beacon{animation:beacon 1s ease-in-out infinite}
@keyframes beacon{0%,100%{opacity:1}50%{opacity:.25}}
.ship .underglow{animation:uglow 2s ease-in-out infinite}
@keyframes uglow{0%,100%{opacity:.55}50%{opacity:.28}}

/* ---------- reveal ---------- */
.reveal{transition:opacity .7s ease,transform .7s ease}
.reveal.pre{opacity:0;transform:translateY(26px)}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:860px){
  .hero-in{grid-template-columns:1fr;text-align:center}
  .hero p.lead{margin-inline:auto}
  .hero-cta,.hero-meta,.eyebrow{justify-content:center}
  .stage{order:-1;max-width:260px}
  .grid-svc{grid-template-columns:repeat(2,1fr)}
  .grid-work{grid-template-columns:1fr}
  .contact{grid-template-columns:1fr}
  .nav-links{display:none}
}
@media (max-width:460px){
  .grid-svc{grid-template-columns:1fr}
  .hero-meta{gap:1.1rem}
}
@media (prefers-reduced-motion:reduce){
  .logo-hero,.spin-a,.spin-b{animation:none!important}
  .logo-hero polygon{opacity:1!important;animation:none!important}
  .stage-3d{transform:none!important;transition:none}
  .stage::after{display:none}
  .ship{display:none}
  .reveal{transition:none}
  .reveal.pre{opacity:1;transform:none}
}