/* ATERA — design tokens extraídos do design-system.html */
:root{
  --bg-outer:#d6d3d1;      /* stone-300 */
  --bg-page:#F3F3F1;
  --bg-dark:#08090A;
  --bg-card:#e5e7eb;       /* gray-200 */
  --ink:#0A0A0A;
  --ink-900:#111827;
  --ink-700:#374151;
  --ink-500:#6b7280;
  --ink-400:#9ca3af;
  --line:#e5e7eb;
  --accent:#2563eb;        /* blue-600 */
  --accent-400:#60a5fa;
  --btn:#1A1A1A;
  --r-lg:2.5rem;
  --r-md:2rem;
  --shadow:0 25px 50px -12px rgb(0 0 0 / .25);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;padding:1rem;
  font-family:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  background:var(--bg-outer);color:#0f172a;
  min-height:100vh;display:flex;justify-content:center;align-items:flex-start;
  -webkit-font-smoothing:antialiased;
}
@media (min-width:1024px){body{padding:1.5rem}}
::selection{background:rgb(59 130 246 / .3)}
img{max-width:100%;display:block}
a{color:inherit}

.shell{width:100%;max-width:1400px;background:var(--bg-page);border-radius:var(--r-lg);box-shadow:var(--shadow);overflow:hidden;position:relative}

/* ---------- tipografia ---------- */
.label{font-size:.65rem;font-weight:600;text-transform:uppercase;letter-spacing:.25em;color:var(--ink-400);margin:0}
.h-display{font-size:clamp(3.5rem,11vw,9rem);font-weight:600;letter-spacing:-.05em;line-height:.85;color:var(--ink);margin:0}
.h-sec{font-size:1.875rem;font-weight:500;letter-spacing:-.02em;color:var(--ink-900);margin:0}
.h-item{font-size:clamp(2rem,4vw,3rem);font-weight:500;letter-spacing:-.02em;color:var(--ink-900);margin:0 0 1.5rem}
.h-quote{font-size:clamp(1.875rem,4vw,3rem);font-weight:500;letter-spacing:-.02em;line-height:1.15;color:#fff;margin:0 0 2rem}
.lead{font-size:1.125rem;line-height:1.7;color:var(--ink-500);margin:0}
.body{font-size:1rem;line-height:1.65;color:var(--ink-500);margin:0}
.accent{color:var(--accent)}
.accent-l{color:var(--accent-400)}

/* ---------- header ---------- */
.header{position:sticky;top:0;z-index:50;background:rgb(243 243 241 / .92);backdrop-filter:blur(8px);border-bottom:1px solid rgb(229 231 235 / .6)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1.25rem 2rem}
@media (min-width:1024px){.nav{padding:1.5rem 3rem}}
.logo{display:inline-flex;align-items:center;gap:.5rem;text-decoration:none}
.logo-mark{display:flex;align-items:flex-end;gap:.25rem;height:1.5rem}
.logo-mark i{display:block;width:.5rem;height:1.5rem;background:#000;border-radius:9999px;transition:height .3s}
.logo:hover .logo-mark i:nth-child(1){height:2rem}
.logo:hover .logo-mark i:nth-child(2){height:1rem}
.logo-word{font-weight:600;letter-spacing:.18em;font-size:.8rem;text-transform:uppercase}
.nav-links{display:none;gap:2.25rem}
@media (min-width:1024px){.nav-links{display:flex}}
.nav-links a{font-size:.7rem;font-weight:500;text-transform:uppercase;letter-spacing:.2em;color:var(--ink-500);text-decoration:none;transition:color .2s}
.nav-links a:hover{color:#000}

/* ---------- botões ---------- */
.btn{display:inline-flex;align-items:center;gap:.6rem;background:var(--btn);color:#fff;font-size:.7rem;font-weight:500;text-transform:uppercase;letter-spacing:.12em;padding:.9rem 1.75rem;border:0;border-radius:9999px;text-decoration:none;cursor:pointer;transition:background .2s,transform .2s;box-shadow:0 10px 15px -3px rgb(0 0 0 / .12)}
.btn:hover{background:#000;transform:scale(1.05)}
.btn-ghost{display:none;align-items:center;gap:.5rem;font-size:.7rem;font-weight:500;text-transform:uppercase;letter-spacing:.12em;color:var(--ink-500);background:0;border:0;padding:.5rem 1rem;border-radius:9999px;text-decoration:none;transition:color .2s,background .2s}
@media (min-width:640px){.btn-ghost{display:inline-flex}}
.btn-ghost:hover{color:#000;background:var(--bg-card)}
.btn svg,.btn-ghost svg{width:.85rem;height:.85rem;flex:0 0 auto}

/* ---------- hero ---------- */
.hero{display:grid;grid-template-columns:1fr}
@media (min-width:1024px){.hero{grid-template-columns:1fr 1fr;min-height:70vh}}
.hero-copy{display:flex;flex-direction:column;justify-content:center;padding:2rem 2rem 3.5rem;z-index:10}
@media (min-width:1280px){.hero-copy{padding:3rem 5rem}}
.hero-title-wrap{position:relative;margin:1.5rem 0 2.5rem}
.pill{position:absolute;left:0;bottom:-1rem;display:inline-flex;align-items:center;gap:.5rem;background:#000;color:#fff;padding:.5rem 1rem;border-radius:9999px;transform:rotate(-2deg);transition:transform .3s;box-shadow:var(--shadow);z-index:20}
.pill:hover{transform:rotate(0)}
.pill span{font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em}
.hero-sub{font-size:1.25rem;font-weight:500;letter-spacing:-.01em;line-height:1.45;color:var(--ink-900);margin:0 0 1rem;max-width:32rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:1rem;margin-top:2rem}
.hero-visual{position:relative;min-height:22rem;overflow:hidden;background:var(--bg-dark)}
@media (min-width:1024px){.hero-visual{border-top-left-radius:4rem}}
.hero-visual .grid-bg{position:absolute;inset:0;background-image:linear-gradient(rgb(255 255 255 / .07) 1px,transparent 1px),linear-gradient(90deg,rgb(255 255 255 / .07) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(ellipse at 60% 40%,#000 30%,transparent 78%)}
.hero-visual .veil{position:absolute;inset:0;background:radial-gradient(60% 50% at 65% 35%,rgb(37 99 235 / .45),transparent 70%),linear-gradient(to top,rgb(8 9 10 / .9),transparent)}
.hero-visual .node{position:absolute;border:1px solid rgb(96 165 250 / .45);border-radius:.9rem;backdrop-filter:blur(2px)}
.hero-visual .n1{width:5rem;height:5rem;top:22%;right:28%;transform:rotate(12deg)}
.hero-visual .n2{width:3rem;height:3rem;bottom:26%;right:16%;transform:rotate(-8deg);border-radius:9999px}
.hero-visual .n3{width:8rem;height:2.5rem;top:52%;left:18%;border-color:rgb(255 255 255 / .18)}
.hero-visual .mono{position:absolute;top:2rem;left:2rem;font-family:ui-monospace,'Geist Mono',monospace;font-size:.68rem;line-height:1.9;color:rgb(255 255 255 / .45);letter-spacing:.04em}
.hero-visual .mono b{color:var(--accent-400);font-weight:500}
.float-chip{position:absolute;bottom:3rem;right:2rem;padding:.5rem 1rem;border-radius:9999px;border:1px solid rgb(255 255 255 / .4);background:rgb(255 255 255 / .1);backdrop-filter:blur(16px);color:#fff;font-size:.6rem;font-weight:600;text-transform:uppercase;letter-spacing:.15em}
.float-ring{position:absolute;top:50%;left:2rem;transform:translateY(-50%);display:flex;align-items:center;justify-content:center;width:3rem;height:3rem;border-radius:9999px;border:1px solid rgb(255 255 255 / .3);backdrop-filter:blur(6px);color:rgb(255 255 255 / .8)}
.float-ring svg{width:1.25rem;height:1.25rem}

/* ---------- seções ---------- */
.section{padding:4rem 2rem 5rem}
@media (min-width:1024px){.section{padding:4rem 4rem 5rem}}
@media (min-width:1280px){.section{padding:5rem 6rem 6rem}}
.section--alt{background:rgb(255 255 255 / .5)}
.sec-head{display:flex;flex-direction:column;gap:.5rem;margin-bottom:3.5rem;max-width:44rem}

/* grid de serviços */
.grid{display:grid;gap:1.5rem;grid-template-columns:1fr}
@media (min-width:720px){.grid{grid-template-columns:1fr 1fr}}
@media (min-width:1100px){.grid-3{grid-template-columns:repeat(3,1fr)}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:2rem;transition:transform .3s,box-shadow .3s}
.card:hover{transform:translateY(-6px);box-shadow:0 20px 40px -20px rgb(0 0 0 / .25)}
.card h3{font-size:1.25rem;font-weight:500;letter-spacing:-.01em;color:var(--ink-900);margin:1.25rem 0 .75rem}
.card p{font-size:.95rem;line-height:1.65;color:var(--ink-500);margin:0}
.icon-box{display:flex;align-items:center;justify-content:center;width:2.75rem;height:2.75rem;border-radius:.9rem;background:var(--bg-page);border:1px solid var(--line);color:var(--accent)}
.icon-box svg{width:1.25rem;height:1.25rem}

/* números */
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:2rem;margin-top:3rem}
@media (min-width:900px){.stats{grid-template-columns:repeat(4,1fr)}}
.stat b{display:block;font-size:2.5rem;font-weight:600;letter-spacing:-.04em;color:var(--ink)}
.stat span{font-size:.65rem;font-weight:600;text-transform:uppercase;letter-spacing:.2em;color:var(--ink-400)}

/* processo */
.steps{counter-reset:s;display:grid;gap:1.5rem;grid-template-columns:1fr}
@media (min-width:900px){.steps{grid-template-columns:repeat(4,1fr)}}
.step{position:relative;padding-top:2.5rem;border-top:1px solid var(--line)}
.step::before{counter-increment:s;content:"0" counter(s);position:absolute;top:1rem;left:0;font-size:.7rem;font-weight:700;letter-spacing:.2em;color:var(--accent)}
.step h3{font-size:1.05rem;font-weight:500;color:var(--ink-900);margin:0 0 .5rem}
.step p{font-size:.9rem;line-height:1.6;color:var(--ink-500);margin:0}

/* bloco escuro */
.dark-wrap{padding:1rem}
@media (min-width:1024px){.dark-wrap{padding:2rem}}
.dark{position:relative;border-radius:var(--r-md);background:var(--bg-dark);border:1px solid rgb(255 255 255 / .05);overflow:hidden;padding:5rem 1.5rem;text-align:center}
@media (min-width:768px){.dark{padding:7rem 4rem}}
.dark .glow{position:absolute;top:0;left:50%;transform:translateX(-50%);width:100%;max-width:56rem;height:24rem;background:rgb(37 99 235 / .12);filter:blur(120px);border-radius:9999px;pointer-events:none}
.dark .inner{position:relative;z-index:10;max-width:64rem;margin:0 auto}
.dark p{font-size:clamp(1.05rem,2vw,1.5rem);line-height:1.7;color:var(--ink-400);margin:0 auto}
.dark p em{color:#e5e7eb;font-style:normal}
.chips{display:flex;flex-wrap:wrap;gap:.6rem;justify-content:center;margin-top:3rem}
.chip{padding:.5rem 1rem;border-radius:9999px;border:1px solid rgb(255 255 255 / .18);background:rgb(255 255 255 / .06);color:#fff;font-size:.6rem;font-weight:600;text-transform:uppercase;letter-spacing:.15em}

/* split (softhouse) */
.split{display:grid;gap:3rem;grid-template-columns:1fr;align-items:center}
@media (min-width:1024px){.split{grid-template-columns:1fr 1fr;gap:5rem}}
.frame{position:relative;aspect-ratio:4/3;background:var(--bg-card);border-radius:var(--r-lg);overflow:hidden;display:flex;align-items:center;justify-content:center;box-shadow:inset 0 2px 4px rgb(0 0 0 / .06)}
.frame .blob{position:absolute;top:-20%;left:-20%;width:70%;height:70%;background:var(--accent);border-radius:9999px;filter:blur(60px);opacity:.2}
.frame .screen{position:relative;width:88%;height:86%;border:1px solid rgb(255 255 255 / .08);border-radius:1.25rem;overflow:hidden;box-shadow:var(--shadow);background:var(--bg-dark);transition:transform .5s;display:flex;flex-direction:column}
.frame:hover .screen{transform:scale(1.02)}
.frame .bar{display:flex;gap:.4rem;align-items:center;padding:.7rem 1rem;border-bottom:1px solid rgb(255 255 255 / .08)}
.frame .bar i{width:.5rem;height:.5rem;border-radius:9999px;background:rgb(255 255 255 / .25);display:block}
.frame .bar span{margin-left:.6rem;font-size:.6rem;letter-spacing:.15em;text-transform:uppercase;color:rgb(255 255 255 / .35)}
.frame code{display:block;padding:1.25rem;font-family:ui-monospace,'Geist Mono',monospace;font-size:.72rem;line-height:2;color:rgb(255 255 255 / .55);white-space:pre;overflow:hidden}
.frame code b{color:var(--accent-400);font-weight:500}
.frame code em{color:rgb(255 255 255 / .3);font-style:normal}
.ticks{list-style:none;margin:1.5rem 0 2rem;padding:0;display:grid;gap:.75rem}
.ticks li{display:flex;gap:.75rem;align-items:flex-start;font-size:.95rem;color:var(--ink-500);line-height:1.6}
.ticks svg{width:1.05rem;height:1.05rem;flex:0 0 auto;margin-top:.2rem;color:var(--accent)}

/* CTA */
.cta{text-align:center;max-width:44rem;margin:0 auto}
.cta .h-sec{margin-bottom:1rem}
.cta-actions{display:flex;flex-wrap:wrap;gap:1rem;justify-content:center;margin-top:2rem}

/* footer */
.footer{border-top:1px solid var(--line);padding:3rem 2rem}
@media (min-width:1024px){.footer{padding:3.5rem 4rem}}
.footer-grid{display:grid;gap:2.5rem;grid-template-columns:1fr}
@media (min-width:768px){.footer-grid{grid-template-columns:2fr 1fr 1fr}}
.footer h4{font-size:.65rem;font-weight:600;text-transform:uppercase;letter-spacing:.2em;color:var(--ink-400);margin:0 0 1rem}
.footer ul{list-style:none;margin:0;padding:0;display:grid;gap:.6rem}
.footer a{font-size:.9rem;color:var(--ink-500);text-decoration:none;transition:color .2s}
.footer a:hover{color:#000}
.footer-bottom{margin-top:2.5rem;padding-top:1.5rem;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:.75rem;justify-content:space-between;font-size:.78rem;color:var(--ink-400)}

/* ---------- páginas legais ---------- */
.legal{padding:3rem 2rem 4rem;max-width:56rem;margin:0 auto}
@media (min-width:1024px){.legal{padding:4rem 3rem 5rem}}
.legal h1{font-size:clamp(2.25rem,6vw,3.5rem);font-weight:600;letter-spacing:-.04em;line-height:1.05;color:var(--ink);margin:.75rem 0 1rem}
.legal .meta{font-size:.8rem;color:var(--ink-400);margin:0 0 2.5rem}
.legal h2{font-size:1.35rem;font-weight:600;letter-spacing:-.01em;color:var(--ink-900);margin:3rem 0 .9rem;scroll-margin-top:6rem}
.legal h3{font-size:1.02rem;font-weight:600;color:var(--ink-900);margin:1.75rem 0 .6rem}
.legal p,.legal li{font-size:.97rem;line-height:1.75;color:var(--ink-700)}
.legal ul,.legal ol{padding-left:1.25rem;display:grid;gap:.5rem}
.legal a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}
.legal table{width:100%;border-collapse:collapse;margin:1rem 0;font-size:.9rem}
.legal th,.legal td{border:1px solid var(--line);padding:.7rem .85rem;text-align:left;vertical-align:top;color:var(--ink-700)}
.legal th{background:#fff;font-weight:600;color:var(--ink-900)}
@media (max-width:640px){.legal table{display:block;overflow-x:auto;white-space:nowrap}.legal td,.legal th{white-space:normal;min-width:9rem}}
.toc{background:#fff;border:1px solid var(--line);border-radius:1.25rem;padding:1.5rem 1.75rem;margin-bottom:1rem}
.toc h2{margin:0 0 .9rem;font-size:.65rem;text-transform:uppercase;letter-spacing:.2em;color:var(--ink-400);font-weight:600}
.toc ol{margin:0;padding-left:1.1rem;gap:.4rem}
.toc a{color:var(--ink-700);text-decoration:none}
.toc a:hover{color:#000;text-decoration:underline}
.note{background:#fff;border-left:3px solid var(--accent);border-radius:.5rem;padding:1rem 1.25rem;margin:1.25rem 0}
.note p{margin:0;font-size:.92rem}
.back{display:inline-flex;align-items:center;gap:.5rem;font-size:.7rem;font-weight:500;text-transform:uppercase;letter-spacing:.15em;color:var(--ink-500);text-decoration:none}
.back:hover{color:#000}
.back svg{width:.9rem;height:.9rem}

.skip{position:absolute;left:-9999px}
.skip:focus{left:1rem;top:1rem;z-index:100;background:#000;color:#fff;padding:.6rem 1rem;border-radius:9999px;font-size:.8rem}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto}}