/* Kerber Tecnologia — estilos do site
   Cores: fundo quase preto + gradiente roxo elétrico → ciano (decisão de 11/11/2026). */
:root {
  --bg: #07070C;
  --bg-2: #0D0D16;
  --card: #11111C;
  --ink: #EDEDF3;
  --muted: #9A9AB0;
  --line: rgba(255, 255, 255, .08);
  --violet: #8B5CF6;
  --cyan: #22D3EE;
  --grad: linear-gradient(100deg, #8B5CF6 0%, #6D7CFA 45%, #22D3EE 100%);
  --radius: 18px;
  --head: "Space Grotesk", system-ui, sans-serif;
  --body: "Inter", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --gutter: clamp(16px, 4vw, 48px);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
body {
  background: var(--bg);
  color: var(--ink);
  font: 400 16px/1.6 var(--body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--violet); color: #fff; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; border-radius: 6px; }

.wrap { width: min(1200px, 100% - 2 * var(--gutter)); margin-inline: auto; }
.section { padding: clamp(90px, 14vw, 170px) 0; position: relative; }

.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; font-style: normal; }
.eyebrow { font: 500 13px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--cyan); margin-bottom: 22px; display: flex; align-items: center; gap: 10px; }
.h2 { font: 700 clamp(36px, 6vw, 76px)/1.02 var(--head); letter-spacing: -.035em; }
.h3 { font: 700 clamp(40px, 5.5vw, 72px)/1 var(--head); letter-spacing: -.04em; }

/* ---------- botões ---------- */
.btn {
  --h: 52px;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: var(--h); padding: 0 26px; border-radius: 999px;
  font: 600 15px/1 var(--body); white-space: nowrap; cursor: pointer;
  transition: background .3s, border-color .3s, box-shadow .3s, color .3s;
  will-change: transform;
}
.btn svg { width: 20px; height: 20px; fill: currentColor; flex: none; }
.btn-sm { --h: 42px; padding: 0 18px; font-size: 14px; }
.btn-lg { --h: 64px; padding: 0 34px; font-size: 18px; }
.btn-glow {
  background: var(--grad); color: #07070C;
  box-shadow: 0 0 0 1px rgba(255,255,255,.1) inset, 0 10px 40px -10px rgba(139, 92, 246, .7);
}
.btn-glow:hover { box-shadow: 0 0 0 1px rgba(255,255,255,.2) inset, 0 14px 50px -8px rgba(34, 211, 238, .75); }
.btn-ghost { border: 1px solid var(--line); background: rgba(255,255,255,.03); backdrop-filter: blur(8px); }
.btn-ghost:hover { border-color: rgba(255,255,255,.3); background: rgba(255,255,255,.07); }

/* ---------- barra de progresso e brilho do cursor ---------- */
.progress { position: fixed; inset: 0 0 auto 0; height: 2px; z-index: 100; pointer-events: none; }
.progress span { display: block; height: 100%; background: var(--grad); transform-origin: 0 50%; transform: scaleX(0); }
.cursor-glow {
  position: fixed; left: 0; top: 0; width: 520px; height: 520px; margin: -260px 0 0 -260px;
  border-radius: 50%; pointer-events: none; z-index: 0; opacity: 0;
  background: radial-gradient(circle, rgba(139, 92, 246, .16), rgba(34, 211, 238, .06) 40%, transparent 70%);
  transition: opacity .6s;
}
@media (hover: hover) and (pointer: fine) { .cursor-glow.on { opacity: 1; } }

/* ---------- topo ---------- */
.topbar {
  position: fixed; inset: 14px var(--gutter) auto; z-index: 50;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 10px 10px 10px 14px; border-radius: 999px;
  border: 1px solid transparent;
  transition: background .4s, border-color .4s, backdrop-filter .4s, transform .5s cubic-bezier(.2,.8,.2,1);
}
.topbar.scrolled { background: rgba(10, 10, 18, .62); border-color: var(--line); backdrop-filter: blur(16px) saturate(140%); -webkit-backdrop-filter: blur(16px) saturate(140%); }
.topbar.hide { transform: translateY(-130%); }
.brand { display: inline-flex; align-items: center; gap: 11px; }
.brand img { border-radius: 10px; }
.brand-word b { display: block; font: 700 21px/1 var(--head); letter-spacing: -.03em; }
.brand-word small { display: block; font: 400 9.5px/1 var(--mono); letter-spacing: .32em; text-transform: uppercase; color: var(--muted); margin-top: 5px; }
.nav { display: flex; gap: 4px; }
.nav a { padding: 9px 14px; border-radius: 999px; font-size: 14px; color: var(--muted); transition: color .25s, background .25s; }
.nav a:hover, .nav a.active { color: var(--ink); background: rgba(255,255,255,.06); }
@media (max-width: 860px) { .nav { display: none; } }
@media (max-width: 420px) { .topbar .btn span { display: none; } .topbar .btn { width: 42px; padding: 0; } }

/* ---------- abertura ---------- */
.hero { position: relative; min-height: 100svh; display: grid; place-items: center; overflow: hidden; isolation: isolate; }
.hero::before {
  content: ""; position: absolute; inset: -20%; z-index: -2;
  background:
    radial-gradient(40% 35% at 25% 30%, rgba(139, 92, 246, .22), transparent 70%),
    radial-gradient(35% 30% at 78% 70%, rgba(34, 211, 238, .14), transparent 70%);
  animation: drift 18s ease-in-out infinite alternate;
}
.hero::after { /* grade sutil */
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px; opacity: .35;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 45%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 45%, #000 20%, transparent 75%);
}
@keyframes drift { to { transform: translate3d(4%, -3%, 0) scale(1.08); } }
.hero-net { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; }
.hero-inner { width: min(1100px, 100% - 2 * var(--gutter)); text-align: center; padding-top: 60px; }
.hero-eyebrow { justify-content: center; }
.hero-eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 12px var(--cyan); animation: pulse 2s infinite; }
@keyframes pulse { 50% { opacity: .35; } }
.hero-title { font: 700 clamp(42px, 7.6vw, 112px)/.95 var(--head); letter-spacing: -.05em; }
.hero-title .line { display: block; overflow: hidden; padding-bottom: .08em; }
.hero-title .line > span { display: inline-block; }
.hero-sub { max-width: 620px; margin: 28px auto 0; color: var(--muted); font-size: clamp(16px, 1.7vw, 19px); }
.hero-cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 38px; }
.scroll-hint { position: absolute; bottom: 30px; left: 50%; translate: -50% 0; width: 26px; height: 42px; border: 1.5px solid rgba(255,255,255,.25); border-radius: 20px; }
.scroll-hint span { position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; margin-left: -2px; border-radius: 2px; background: var(--ink); animation: wheel 1.8s infinite; }
@keyframes wheel { 0% { opacity: 0; transform: translateY(0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }

/* ---------- faixa ---------- */
.marquee { border-block: 1px solid var(--line); padding: 22px 0; overflow: hidden; background: var(--bg-2); }
.marquee-track { display: flex; width: max-content; align-items: center; gap: 34px; font: 600 clamp(22px, 3vw, 34px)/1 var(--head); letter-spacing: -.02em; }
.marquee-track i { font-style: normal; font-size: .6em; color: var(--violet); }
.marquee-track span:nth-of-type(4n+2) { color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,.45); }

/* ---------- sobre ---------- */
.about-grid { display: grid; grid-template-columns: 1.35fr 1fr; gap: clamp(40px, 7vw, 110px); align-items: end; }
.big-text { font: 500 clamp(26px, 3.4vw, 44px)/1.22 var(--head); letter-spacing: -.025em; }
.big-text .w { opacity: .14; transition: none; }
html:not(.js) .big-text .w { opacity: 1; }
.about-p { color: var(--muted); font-size: 17px; }
.stats { display: grid; gap: 0; margin-top: 34px; border-top: 1px solid var(--line); }
.stat { display: flex; align-items: baseline; gap: 18px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.stat b { font: 700 clamp(34px, 3.6vw, 46px)/1 var(--head); letter-spacing: -.04em; min-width: 3.3ch; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat > span { color: var(--muted); font-size: 15px; }
@media (max-width: 900px) { .about-grid { grid-template-columns: 1fr; } }

/* ---------- trabalhos ---------- */
.works { padding-top: clamp(40px, 8vw, 100px); }
.works-head { margin-bottom: clamp(20px, 4vw, 40px); }
.work-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.chip { font: 500 12px/1 var(--mono); padding: 7px 11px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); background: rgba(255,255,255,.02); }
.work-lead { color: var(--muted); font-size: 17px; margin-top: 16px; max-width: 460px; }
.link-arrow { display: inline-flex; align-items: center; gap: 8px; margin-top: 26px; font-weight: 600; color: var(--ink); border-bottom: 1px solid rgba(255,255,255,.2); padding-bottom: 4px; transition: border-color .3s, gap .3s; }
.link-arrow span { color: var(--cyan); }
.link-arrow:hover { border-color: var(--cyan); gap: 14px; }

/* GObra */
.gobra-stage {
  min-height: 100svh; display: grid; grid-template-columns: minmax(300px, .8fr) 1.4fr;
  align-items: center; gap: clamp(30px, 5vw, 70px);
  width: min(1320px, 100% - 2 * var(--gutter)); margin-inline: auto; padding: 100px 0 60px;
}
.steps { list-style: none; padding: 0; margin-top: 30px; display: grid; gap: 4px; counter-reset: s; }
.step { position: relative; padding: 12px 0 12px 22px; opacity: .35; transition: opacity .5s; }
.step::before { content: ""; position: absolute; left: 0; top: 18px; bottom: 18px; width: 2px; border-radius: 2px; background: var(--line); }
.step::after { content: ""; position: absolute; left: 0; top: 18px; bottom: 18px; width: 2px; border-radius: 2px; background: var(--grad); transform: scaleY(0); transform-origin: top; transition: transform .5s; }
.step.is-on { opacity: 1; }
.step.is-on::after { transform: scaleY(1); }
.step b { display: block; font: 600 17px/1.3 var(--head); }
.step span { display: block; color: var(--muted); font-size: 14.5px; margin-top: 3px; }

.gobra-devices { position: relative; perspective: 1600px; padding-bottom: 6%; }
.laptop { position: relative; transform-style: preserve-3d; will-change: transform; }
.laptop-screen {
  position: relative; aspect-ratio: 16 / 10; border-radius: 14px 14px 0 0; overflow: hidden;
  border: 10px solid #1A1A24; border-bottom-width: 14px; background: #fff;
  box-shadow: 0 0 0 1px rgba(255,255,255,.08), 0 40px 120px -30px rgba(139, 92, 246, .5);
}
.laptop-screen .ls { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: top; }
.laptop-screen .ls + .ls { clip-path: inset(100% 0 0 0); }
html:not(.js) .laptop-screen .ls + .ls { display: none; }
.laptop-base { height: 16px; margin: 0 -6%; border-radius: 0 0 18px 18px; background: linear-gradient(#2A2A36, #15151E); box-shadow: 0 20px 40px -10px rgba(0,0,0,.8); position: relative; }
.laptop-base::before { content: ""; position: absolute; left: 50%; top: 0; width: 16%; height: 6px; translate: -50% 0; border-radius: 0 0 8px 8px; background: #0E0E15; }
.phone {
  position: absolute; right: -2%; bottom: -4%; width: 25%; aspect-ratio: 390 / 844;
  border-radius: 34px; padding: 8px; background: #1A1A24;
  box-shadow: 0 0 0 1px rgba(255,255,255,.1), 0 30px 80px -10px rgba(0,0,0,.8), 0 0 60px -10px rgba(34, 211, 238, .35);
  will-change: transform;
}
.phone-screen { position: relative; width: 100%; height: 100%; border-radius: 27px; overflow: hidden; background: #fff; }
.phone-screen .ps { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: top; }
.phone-screen .ps + .ps { visibility: hidden; }

@media (max-width: 900px) {
  .gobra-stage { grid-template-columns: 1fr; min-height: 0; padding: 40px 0 80px; }
  .gobra-devices { order: -1; margin: 0 4% 30px; }
  .phone { width: 27%; }
  .step { opacity: 1; }
  .step::after { transform: scaleY(1); }
}

/* Decor3 */
.decor-stage {
  min-height: 100svh; display: grid; grid-template-columns: 1.4fr minmax(300px, .8fr);
  align-items: center; gap: clamp(30px, 5vw, 70px);
  width: min(1320px, 100% - 2 * var(--gutter)); margin-inline: auto; padding: 100px 0 60px;
}
.decor-text { order: 2; }
.browser {
  border-radius: 14px; overflow: hidden; background: #15151E;
  box-shadow: 0 0 0 1px rgba(255,255,255,.08), 0 40px 120px -30px rgba(34, 211, 238, .35);
  transform-origin: 50% 100%; will-change: transform;
}
.browser-bar { display: flex; align-items: center; gap: 7px; padding: 12px 14px; border-bottom: 1px solid var(--line); }
.browser-bar i { width: 11px; height: 11px; border-radius: 50%; background: #FF5F57; }
.browser-bar i:nth-child(2) { background: #FEBC2E; }
.browser-bar i:nth-child(3) { background: #28C840; }
.browser-bar span { flex: 1; margin-left: 12px; max-width: 280px; padding: 5px 12px; border-radius: 8px; background: rgba(255,255,255,.05); color: var(--muted); font: 400 12px/1.2 var(--mono); }
.browser-view { height: min(62svh, 560px); overflow: hidden; background: #F5EFE4; }
.browser-page { width: 100%; will-change: transform; }
@media (max-width: 900px) {
  .decor-stage { grid-template-columns: 1fr; min-height: 0; padding: 40px 0 60px; }
  .decor-text { order: 2; }
  .browser-view { height: 56svh; }
}

/* ---------- serviços ---------- */
.services { position: relative; background: var(--bg-2); border-block: 1px solid var(--line); overflow: hidden; }
.services-pin { min-height: 100svh; display: flex; flex-direction: column; justify-content: center; padding: 110px 0 70px; }
.services-head { margin-bottom: 50px; }
.services-track { display: flex; gap: 22px; padding-inline: max(var(--gutter), (100vw - 1200px) / 2); width: max-content; will-change: transform; }
.svc {
  position: relative; width: clamp(280px, 30vw, 380px); min-height: 380px; padding: 32px; border-radius: 24px;
  background: linear-gradient(160deg, rgba(255,255,255,.05), rgba(255,255,255,.01));
  border: 1px solid var(--line); display: flex; flex-direction: column; gap: 14px;
  transform-style: preserve-3d; transition: border-color .4s;
}
.svc::before { /* brilho que segue o mouse */
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none; opacity: 0; transition: opacity .4s;
  background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 50%), rgba(139, 92, 246, .16), transparent 45%);
}
.svc:hover { border-color: rgba(139, 92, 246, .45); }
.svc:hover::before { opacity: 1; }
.svc-n { font: 500 13px var(--mono); color: var(--muted); }
.svc svg { width: 46px; height: 46px; margin: auto 0 10px; fill: none; stroke: var(--cyan); stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; }
.svc h3 { font: 700 28px/1.1 var(--head); letter-spacing: -.03em; }
.svc p { color: var(--muted); font-size: 15.5px; }
.svc-ai { background: linear-gradient(160deg, rgba(139, 92, 246, .22), rgba(34, 211, 238, .08)); border-color: rgba(139, 92, 246, .4); }
.svc-ai svg { stroke: #fff; }
@media (max-width: 900px) {
  .services-track { flex-direction: column; width: auto; padding-inline: var(--gutter); }
  .svc { width: 100%; min-height: 0; }
  .svc svg { margin: 6px 0; }
}

/* ---------- IA ---------- */
.ai { overflow: hidden; isolation: isolate; }
.ai-orb { position: absolute; left: 50%; top: 42%; width: min(900px, 140vw); aspect-ratio: 1; translate: -50% -50%; z-index: -1; pointer-events: none; }
.ai-orb span { position: absolute; inset: 0; border-radius: 50%; filter: blur(60px); mix-blend-mode: screen; }
.ai-orb span:nth-child(1) { background: radial-gradient(circle at 35% 40%, rgba(139, 92, 246, .55), transparent 55%); animation: spin 22s linear infinite; }
.ai-orb span:nth-child(2) { background: radial-gradient(circle at 65% 60%, rgba(34, 211, 238, .4), transparent 50%); animation: spin 30s linear infinite reverse; }
.ai-orb span:nth-child(3) { inset: 30%; background: radial-gradient(circle, rgba(255,255,255,.18), transparent 65%); filter: blur(30px); }
@keyframes spin { to { rotate: 360deg; } }
.ai-inner { text-align: center; }
.ai .eyebrow { justify-content: center; }
.ai-title { max-width: 1000px; margin-inline: auto; }
.ai-list { list-style: none; padding: 0; margin-top: clamp(50px, 7vw, 90px); display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; text-align: left; }
.ai-list li { padding: 26px; border-radius: var(--radius); border: 1px solid var(--line); background: rgba(10, 10, 18, .55); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }
.ai-list b { display: block; font: 600 19px/1.2 var(--head); margin-bottom: 8px; }
.ai-list span { color: var(--muted); font-size: 15px; }
@media (max-width: 1000px) { .ai-list { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .ai-list { grid-template-columns: 1fr; } }

/* ---------- processo ---------- */
.process { border-top: 1px solid var(--line); }
.process-list { position: relative; margin-top: 60px; display: grid; gap: 0; }
.process-line { position: absolute; left: 27px; top: 28px; bottom: 28px; width: 2px; background: var(--line); }
.process-line span { display: block; width: 100%; height: 100%; background: var(--grad); transform-origin: top; transform: scaleY(0); }
html:not(.js) .process-line span { transform: none; }
.pstep { position: relative; display: grid; grid-template-columns: 56px 1fr; gap: 26px; align-items: start; padding: 22px 0; }
.pn { width: 56px; height: 56px; display: grid; place-items: center; border-radius: 50%; background: var(--bg); border: 1px solid var(--line); font: 500 14px var(--mono); color: var(--cyan); position: relative; z-index: 1; }
.pstep b { display: block; font: 600 clamp(22px, 2.6vw, 30px)/1.2 var(--head); letter-spacing: -.02em; padding-top: 10px; }
.pstep p { color: var(--muted); margin-top: 6px; max-width: 560px; }

/* ---------- contato ---------- */
.contact { text-align: center; border-top: 1px solid var(--line); overflow: hidden; }
.contact::before { content: ""; position: absolute; left: 50%; bottom: -40%; width: 1100px; height: 700px; translate: -50% 0; border-radius: 50%; background: radial-gradient(closest-side, rgba(139, 92, 246, .28), transparent); z-index: -1; }
.contact { isolation: isolate; }
.contact .eyebrow { justify-content: center; }
.contact-title { font: 700 clamp(42px, 8vw, 116px)/.98 var(--head); letter-spacing: -.05em; max-width: 1100px; margin-inline: auto; }
.contact-sub { color: var(--muted); font-size: 18px; margin-top: 26px; }
.contact-cta { margin-top: 40px; }
.contact-links { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px 30px; margin-top: 34px; }
.contact-links a { display: inline-flex; align-items: center; gap: 10px; color: var(--muted); transition: color .3s; }
.contact-links a:hover { color: var(--ink); }
.contact-links svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.6; }

/* ---------- rodapé ---------- */
.footer { border-top: 1px solid var(--line); padding: 34px 0; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.footer p { color: var(--muted); font-size: 13.5px; }

/* ---------- títulos que sobem ---------- */
.split-up .sw { display: inline-block; overflow: hidden; vertical-align: top; padding-bottom: .1em; margin-bottom: -.1em; }
.split-up .sw > span { display: inline-block; }

/* ---------- menos movimento ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .big-text .w { opacity: 1; }
  .laptop-screen .ls + .ls, .phone-screen .ps + .ps { display: none; }
  .process-line span { transform: none; }
  .browser-view { overflow-y: auto; }
}