/* Landing page Autsyn. Linguagem de estúdio criativo: fundo claro, tipografia gigante, cantos bem arredondados,
   botões em pílula, 3D interativo no topo, seção escura de contraste e animações ao rolar.
   Tema claro/escuro: theme.js define <html data-theme>; todas as cores vêm dos tokens abaixo. */
:root {
  color-scheme: light;
  --bg: #eef0f3;
  --surface: #ffffff;
  --ink: #0b0c0e;
  --ink-2: #2a2d33;
  --muted: #6b707c;
  --muted-2: #a3a8b3;                       /* texto bem apagado (fim do manifesto) */
  --line: rgba(11, 12, 14, .1);
  --hover: rgba(11, 12, 14, .06);
  --nav-bg: rgba(238, 240, 243, .72);
  --ghost-bg: rgba(255, 255, 255, .5);
  --accent: #0a52f7;
  --accent-text: #0a52f7;                   /* azul em texto (mais claro no tema escuro, para contraste) */
  --accent-ink: #ffffff;
  --dark: #0b0c0e;                          /* seção de contato */
  --dark-border: transparent;
  --live: #15803d; --live-line: rgba(21, 128, 61, .25); --live-bg: rgba(34, 197, 94, .1);
  --stage-grid: rgba(10, 82, 247, .06);
  --stage-from: #ffffff; --stage-to: #e4e8ef;
  /* Cores do 3D (canvas) em "r, g, b": app.js relê ao trocar o tema */
  --scene-ink: 11, 12, 14;
  --scene-accent: 10, 82, 247;
  --scene-steel: 120, 126, 138;
  --scene-stirrup: 96, 140, 250;
  --scene-core: 246, 248, 252;              /* miolo das barras em linha dupla (quase o fundo da moldura) */
  --scene-muted: 107, 112, 124;
  --radius: 28px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --display: "Inter Tight", "Inter", system-ui, sans-serif;
  --pad: clamp(20px, 4vw, 56px);
  --ease: cubic-bezier(.2, .7, .1, 1);
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0b0d10;
  --surface: #14171c;
  --ink: #f2f4f7;
  --ink-2: #c9ced6;
  --muted: #8d939e;
  --muted-2: #5d636e;
  --line: rgba(255, 255, 255, .1);
  --hover: rgba(255, 255, 255, .07);
  --nav-bg: rgba(11, 13, 16, .72);
  --ghost-bg: rgba(255, 255, 255, .04);
  --accent: #1f5fff;
  --accent-text: #5b8cff;
  --dark: #14171c;
  --dark-border: rgba(255, 255, 255, .08);
  --live: #4ade80; --live-line: rgba(74, 222, 128, .3); --live-bg: rgba(74, 222, 128, .1);
  --stage-grid: rgba(91, 140, 255, .07);
  --stage-from: #1a1f27; --stage-to: #101318;
  --scene-ink: 228, 232, 239;
  --scene-accent: 77, 128, 255;
  --scene-steel: 128, 136, 150;
  --scene-stirrup: 120, 160, 255;
  --scene-core: 22, 26, 33;
  --scene-muted: 150, 157, 170;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
/* Links do menu (#contato etc.) param abaixo da barra flutuante, sem esconder o título */
[id] { scroll-margin-top: 110px; }
body { margin: 0; font: 17px/1.55 var(--font); color: var(--ink); background: var(--bg); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p { margin: 0; }
::selection { background: var(--accent); color: #fff; }

/* Cursor personalizado (só com mouse; ver app.js) */
.cursor { display: none; }
.has-cursor, .has-cursor a, .has-cursor button { cursor: none; }
.has-cursor .cursor { display: block; position: fixed; inset: 0; pointer-events: none; z-index: 100; mix-blend-mode: difference; }
.cursor-dot, .cursor-ring { position: absolute; top: 0; left: 0; border-radius: 50%; background: #fff; transform: translate3d(-100px, -100px, 0); }
.cursor-dot { width: 8px; height: 8px; margin: -4px 0 0 -4px; }
.cursor-ring { width: 40px; height: 40px; margin: -20px 0 0 -20px; background: none; border: 1.5px solid #fff; transition: width .25s var(--ease), height .25s var(--ease), margin .25s var(--ease), opacity .25s; opacity: .6; }
.cursor.hover .cursor-ring { width: 72px; height: 72px; margin: -36px 0 0 -36px; opacity: 1; }

/* Navegação */
.nav {
  position: fixed; top: 16px; left: var(--pad); right: var(--pad); z-index: 20;
  display: flex; align-items: center; gap: 16px; padding: 10px 10px 10px 22px;
  background: var(--nav-bg); backdrop-filter: blur(18px) saturate(160%);
  border: 1px solid var(--line); border-radius: 999px;
}
.wordmark { display: inline-flex; align-items: center; }
.wordmark img { height: 17px; width: auto; display: block; }
.nav-links { display: flex; gap: 4px; margin: 0 auto; }
.nav-links a { padding: 8px 16px; border-radius: 999px; font-size: 15px; color: var(--ink-2); transition: background .2s; }
.nav-links a:hover { background: var(--hover); }
.nav-actions { display: flex; gap: 8px; }

/* Pílulas (botões) */
.pill {
  display: inline-flex; align-items: center; gap: 10px; padding: 12px 22px; border-radius: 999px;
  font-weight: 500; font-size: 15px; border: 1px solid transparent; white-space: nowrap;
  transition: transform .3s var(--ease), background .2s, color .2s;
}
.pill:hover { transform: translateY(-2px); }
.pill .arrow { display: inline-block; transition: transform .3s var(--ease); }
.pill:hover .arrow { transform: translateX(4px); }
.pill.accent { background: var(--accent); color: var(--accent-ink); }
.pill.dark { background: var(--ink); color: var(--bg); }
.pill.ghost { border-color: var(--line); color: var(--ink-2); background: var(--ghost-bg); }
.pill.small { padding: 9px 16px; font-size: 14px; }
.pill.big { padding: 18px 30px; font-size: 18px; }

/* Botão do tema (theme.js): mostra a lua no tema claro e o sol no escuro */
.theme-toggle {
  display: inline-grid; place-items: center; width: 38px; height: 38px; flex: none; padding: 0; cursor: pointer;
  color: var(--ink-2); background: var(--ghost-bg); border: 1px solid var(--line); border-radius: 50%;
  transition: transform .3s var(--ease), background .2s;
}
.theme-toggle:hover { transform: translateY(-2px); background: var(--hover); }
.theme-toggle svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.theme-toggle .i-sun, [data-theme="dark"] .theme-toggle .i-moon { display: none; }
[data-theme="dark"] .theme-toggle .i-sun { display: block; }

/* Hero */
.hero { position: relative; min-height: clamp(640px, 100svh, 1000px); padding: 140px var(--pad) 40px; display: flex; flex-direction: column; justify-content: space-between; overflow: hidden; }
.hero-scene {
  position: absolute; inset: 0; width: 100%; height: 100%; z-index: 0;
  /* Pontas do pilar esmaecidas: sugere continuidade e não disputa com o menu */
  -webkit-mask-image: linear-gradient(to bottom, transparent 6%, #000 24%, #000 80%, transparent 98%);
  mask-image: linear-gradient(to bottom, transparent 6%, #000 24%, #000 80%, transparent 98%);
}
.hero-copy, .hero-foot { position: relative; z-index: 1; pointer-events: none; }
.hero-foot a { pointer-events: auto; }
.kicker { font-size: 15px; color: var(--muted); margin-bottom: 18px; }
.display {
  font: 700 clamp(56px, 11.5vw, 190px)/.88 var(--display); letter-spacing: -.06em;
}
.accent-text { color: var(--accent-text); }
.hero-foot { display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; margin-top: 48px; }
.hero-foot p { max-width: 440px; font-size: 18px; color: var(--ink-2); }
.scroll-hint { display: inline-flex; gap: 8px; font-size: 14px; color: var(--muted); }
.scroll-hint span { display: inline-block; animation: bob 1.8s var(--ease) infinite; }
@keyframes bob { 50% { transform: translateY(5px); } }

/* Faixa de palavras-chave */
.marquee { overflow: hidden; padding: 26px 0; border-block: 1px solid var(--line); background: var(--surface); }
.marquee-track { display: flex; align-items: center; gap: 36px; width: max-content; animation: marquee 32s linear infinite; }
.marquee span { font: 600 clamp(26px, 3.4vw, 46px)/1 var(--display); letter-spacing: -.04em; white-space: nowrap; }
.marquee i { width: 14px; height: 14px; border-radius: 50%; background: var(--accent); flex: none; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* Seções */
.section { padding: clamp(96px, 12vw, 180px) var(--pad) 0; }
.label { font-size: 14px; color: var(--muted); margin-bottom: 28px; letter-spacing: .01em; }
.label.light { color: rgba(255,255,255,.55); }
.section-head { display: grid; grid-template-columns: 1fr 2fr; gap: 24px; margin-bottom: 56px; align-items: start; }
.section-head .label { margin: 10px 0 0; }
.title { font: 600 clamp(40px, 6vw, 92px)/.95 var(--display); letter-spacing: -.05em; }

.manifesto .statement { font: 500 clamp(30px, 4.4vw, 68px)/1.08 var(--display); letter-spacing: -.04em; max-width: 1280px; }
.manifesto .muted { color: var(--muted-2); }

/* Ferramentas */
.tools { display: grid; grid-template-columns: 1.6fr 1fr; gap: 16px; }
.tool { border-radius: var(--radius); padding: clamp(28px, 3.5vw, 48px); display: flex; flex-direction: column; gap: 16px; transition: transform .5s var(--ease); }
.tool:hover { transform: translateY(-4px); }
.tool h3 { font: 600 clamp(32px, 3.6vw, 52px)/1 var(--display); letter-spacing: -.045em; }
.tool p { font-size: 17px; max-width: 520px; }
.tool-main, .tool-light { background: var(--surface); }
.tool-main p, .tool-light p { color: var(--muted); }
.tool-light { justify-content: flex-start; }
.tool-light .pill { align-self: flex-start; margin-top: auto; }
.tool-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.tool-tags span { font-size: 13px; padding: 5px 12px; border-radius: 999px; border: 1px solid var(--line); color: var(--ink-2); }
.tool-tags .live { color: var(--live); border-color: var(--live-line); background: var(--live-bg); }

/* Moldura do console 3D. --p (0 a 1) vem de app.js conforme a rolagem: a moldura abre de dentro para fora e a cena
   "assenta" (escala 1,18 → 1), como as imagens do lusion.co. Sem JS a cena não existe e a moldura fica oculta. */
.tool-stage {
  --p: 1;
  display: none; position: relative; margin: 12px 0 4px; aspect-ratio: 16 / 10; overflow: hidden; border-radius: 20px;
  background:
    linear-gradient(var(--stage-grid) 1px, transparent 1px) 0 0 / 28px 28px,
    linear-gradient(90deg, var(--stage-grid) 1px, transparent 1px) 0 0 / 28px 28px,
    radial-gradient(120% 90% at 70% 15%, var(--stage-from), var(--stage-to));
  border: 1px solid var(--line);
  clip-path: inset(calc((1 - var(--p)) * 16%) calc((1 - var(--p)) * 10%) round 20px);
}
.js .tool-stage { display: block; }
.tool-scene {
  position: absolute; inset: 0; width: 100%; height: 100%;
  transform: scale(calc(1.18 - .18 * var(--p)));
  -webkit-mask-image: linear-gradient(to bottom, transparent 2%, #000 22%, #000 78%, transparent 98%);
  mask-image: linear-gradient(to bottom, transparent 2%, #000 22%, #000 78%, transparent 98%);
}
.stage-caption {
  position: absolute; left: 16px; right: 16px; bottom: 14px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  font-size: 12px; color: var(--muted); pointer-events: none; opacity: var(--p);
}

.tool-list { list-style: none; padding: 0; margin: 8px 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: 0 28px; }
.tool-list li { padding: 14px 0; border-top: 1px solid var(--line); font-size: 15px; color: var(--ink-2); }

/* Como funciona: três passos dentro do card da ferramenta, logo abaixo do 3D */
.tool-steps { margin-top: 8px; }
.tool-steps-title { font-size: 14px; color: var(--muted); margin-bottom: 12px; }
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.steps li { background: var(--bg); border-radius: 18px; padding: 20px; display: flex; flex-direction: column; gap: 8px; transition: transform .4s var(--ease); }
.steps li:hover { transform: translateY(-3px); }
.step-n { font: 600 34px/1 var(--display); letter-spacing: -.05em; color: var(--accent-text); margin-bottom: 10px; }
.steps h3 { font: 600 19px/1.15 var(--display); letter-spacing: -.02em; }
.tool .steps p { color: var(--muted); font-size: 14px; line-height: 1.5; }
@media (max-width: 700px) {
  .steps { grid-template-columns: 1fr; }
  .steps li { flex-direction: row; flex-wrap: wrap; align-items: baseline; column-gap: 14px; }
  .step-n { font-size: 26px; margin-bottom: 0; }
  .steps li p { flex-basis: 100%; }
}

/* Diferenciais */
.perks { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.perk { background: var(--surface); border-radius: var(--radius); padding: 36px; min-height: 260px; display: flex; flex-direction: column; }
.perk-icon { width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center; font-size: 22px; background: var(--bg); margin-bottom: auto; }
.perk h3 { font: 600 26px/1.1 var(--display); letter-spacing: -.03em; margin: 40px 0 10px; }
.perk p { color: var(--muted); font-size: 16px; }

/* Contato (escuro) */
.cta {
  margin: clamp(96px, 12vw, 180px) var(--pad) 0; padding: clamp(56px, 8vw, 120px) clamp(28px, 5vw, 80px);
  border-radius: calc(var(--radius) + 8px); background: var(--dark); color: #fff; border: 1px solid var(--dark-border); position: relative; overflow: hidden;
}
.cta::after {
  content: ""; position: absolute; right: -10%; top: -40%; width: 60%; aspect-ratio: 1; border-radius: 50%;
  background: radial-gradient(circle, rgba(10, 82, 247, .55), transparent 65%); filter: blur(20px); pointer-events: none;
}
.cta > * { position: relative; z-index: 1; }
.cta-title { font: 600 clamp(44px, 7.5vw, 120px)/.92 var(--display); letter-spacing: -.055em; margin-bottom: 28px; }
.cta-text { color: rgba(255,255,255,.65); max-width: 520px; margin-bottom: 40px; font-size: 18px; }
.cta .pill { max-width: 100%; }
.cta-mail { margin-top: 16px; font-size: 15px; color: rgba(255,255,255,.75); user-select: all; overflow-wrap: anywhere; }

/* Textos alternativos por largura de tela (ex.: e-mail longo no botão só em telas largas) */
.only-narrow { display: none; }

/* Rodapé */
.footer { padding: 72px var(--pad) 0; overflow: hidden; }
.footer-row { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; font-size: 14px; color: var(--muted); }
.footer-row nav { display: flex; gap: 24px; }
.footer-row a:hover { color: var(--ink); }
/* line-height e padding deixam espaço para a perna do "y" (descendente) não ser cortada */
.footer-mark { font: 700 clamp(120px, 26vw, 420px)/.9 var(--display); letter-spacing: -.07em; margin: 40px 0 0; padding-bottom: .14em; color: var(--ink); white-space: nowrap; }

/* Animação ao rolar (ativada por app.js; sem JS tudo aparece normalmente) */
.js [data-reveal] { opacity: 0; transform: translateY(40px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.js [data-reveal].is-in { opacity: 1; transform: none; }

/* Página 404 */
.notfound { min-height: 100svh; display: grid; place-content: center; text-align: center; gap: 28px; padding: var(--pad); }
.notfound .pill { justify-self: center; }
.notfound-logo { height: 20px; width: auto; justify-self: center; margin-bottom: 24px; }
.notfound-text { color: var(--muted); max-width: 460px; margin: 0 auto; font-size: 18px; }

@media (max-width: 960px) {
  .nav-links { display: none; }
  .nav-actions { margin-left: auto; }
  .section-head, .tools, .perks { grid-template-columns: 1fr; }
  .tool-list { grid-template-columns: 1fr; }
  .hero-foot { flex-direction: column; align-items: flex-start; }
  /* Em telas estreitas o pilar fica atrás do texto: vira textura suave para não atrapalhar a leitura */
  .hero-scene { opacity: .28; }
}
@media (max-width: 520px) {
  .nav .pill.accent { display: none; }
  .nav .nav-admin { display: none; }   /* no celular o menu prioriza a Área do cliente; o admin segue no rodapé */
  .nav { padding-left: 18px; }
  .only-wide { display: none; }
  .only-narrow { display: inline; }
  .tool-stage { aspect-ratio: 4 / 5; }
  p.only-narrow { display: block; }
  .pill.big { padding: 15px 24px; font-size: 16px; }
  .cta { padding: 48px 24px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
}