/* Visantismo · monocromático, limpo, misterioso. Sem neon, sem cor, sem carnaval. */
:root {
  --bg: #0a0a0b;
  --fg: #ededee;
  --muted: #6f6f74;
  --faint: #2a2a2d;
  --line: #1a1a1c;
  --card: #0f0f10;
  --radius: 4px;
  --font-sans: 'Manrope', ui-sans-serif, system-ui, sans-serif;
  --font-mono: 'Red Hat Mono', ui-monospace, monospace;
  --display: clamp(2.75rem, 8vw, 6.5rem);
  --h2: clamp(1.75rem, 3.6vw, 3rem);
  --section: clamp(5rem, 13vw, 11rem);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  letter-spacing: -0.01em;
}
/* grão filmico sutil, dá o "misterioso" sem cor */
body::after {
  content: ""; position: fixed; inset: 0; z-index: 9999; pointer-events: none; opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
::selection { background: var(--fg); color: var(--bg); }
a { color: inherit; text-decoration: none; }

.container { max-width: 1080px; margin: 0 auto; padding: 0 28px; }
section { padding: var(--section) 0; border-top: 1px solid var(--line); }
.center { text-align: center; }
.muted { color: var(--muted); }

/* tipografia */
.label-caps {
  font-family: var(--font-mono); font-size: 0.7rem; text-transform: uppercase;
  letter-spacing: 0.32em; color: var(--muted);
}
.display { font-size: var(--display); line-height: 0.98; letter-spacing: -0.04em; font-weight: 700; }
h1, .h1 { font-size: clamp(2rem, 4.5vw, 3.5rem); line-height: 1.05; letter-spacing: -0.03em; font-weight: 700; }
h2, .h2 { font-size: var(--h2); line-height: 1.08; letter-spacing: -0.03em; font-weight: 700; }
h3, .h3 { font-size: 1.05rem; font-weight: 600; letter-spacing: -0.01em; }
.lead { font-size: clamp(1.05rem, 1.3vw, 1.2rem); color: var(--muted); max-width: 54ch; line-height: 1.65; }
.accent { color: var(--fg); }   /* sem cor: emphasis = branco puro */

/* botões: limpo, sem glow */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-weight: 600; font-size: 0.95rem; border-radius: var(--radius);
  padding: 15px 30px; cursor: pointer; border: 1px solid transparent;
  transition: background .25s ease, color .25s ease, border-color .25s ease, opacity .25s ease;
}
.btn-lg { padding: 18px 40px; font-size: 1rem; }
.btn-primary { background: var(--fg); color: var(--bg); }
.btn-primary:hover { opacity: 0.82; }
.btn-outline { border-color: var(--faint); background: transparent; color: var(--fg); }
.btn-outline:hover { border-color: var(--fg); }

/* nav */
.nav { position: sticky; top: 0; z-index: 50; background: rgba(10,10,11,0.7); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.nav .container { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { font-weight: 700; font-size: 1.05rem; letter-spacing: 0.04em; }
.nav a.btn { padding: 9px 18px; font-size: 0.85rem; }

/* hero */
.hero { padding: clamp(6rem, 14vw, 11rem) 0 var(--section); text-align: center; border-top: 0; }
.hero .display { margin: 28px auto 24px; max-width: 14ch; }
.hero .lead { margin: 0 auto 40px; }

/* grids */
.grid { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.grid > * { background: var(--bg); }
.grid-2 { grid-template-columns: repeat(2,1fr); }
.grid-3 { grid-template-columns: repeat(3,1fr); }
.grid-4 { grid-template-columns: repeat(4,1fr); }
@media (max-width: 820px){ .grid-2,.grid-3,.grid-4{ grid-template-columns: 1fr; } }

/* itens de valor: numerados, sem emoji */
.value-item { padding: 36px 32px; display: block; transition: background .3s ease; }
.value-item:hover { background: var(--card); }
.value-item .n { font-family: var(--font-mono); font-size: 0.75rem; color: var(--muted); letter-spacing: 0.1em; }
.value-item h3 { margin: 18px 0 8px; }
.value-item p { font-size: 0.92rem; color: var(--muted); line-height: 1.6; }

/* prova / números */
.stats { display: grid; grid-template-columns: repeat(4,1fr); }
@media (max-width:820px){ .stats{ grid-template-columns: repeat(2,1fr); } }
.stat { text-align: center; padding: 28px 12px; }
.stat .num { font-size: clamp(2rem,4vw,3rem); font-weight: 700; letter-spacing: -0.03em; }
.stat .lbl { font-family: var(--font-mono); font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.16em; color: var(--muted); margin-top: 8px; }

/* planos */
.price-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); max-width: 860px; margin: 0 auto; }
@media (max-width:720px){ .price-grid{ grid-template-columns: 1fr; } }
.price-card { background: var(--bg); padding: 44px 38px; }
.price-card.featured { background: var(--card); }
.price-card .tier { font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.22em; font-size: 0.72rem; color: var(--muted); }
.price-card .price { font-size: 3rem; font-weight: 700; letter-spacing: -0.04em; margin: 16px 0 4px; }
.price-card .price small { font-size: 1rem; font-weight: 500; color: var(--muted); letter-spacing: 0; }
.price-card .note { font-family: var(--font-mono); font-size: 0.72rem; color: var(--muted); letter-spacing: 0.04em; }
.price-card ul { list-style: none; margin: 26px 0; display: grid; gap: 13px; }
.price-card li { display: flex; gap: 12px; align-items: flex-start; font-size: 0.92rem; color: var(--fg); }
.price-card li::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--muted); margin-top: 9px; flex-shrink: 0; }
.ratchet-bar { height: 1px; background: var(--faint); margin: 16px 0 8px; }
.ratchet-fill { height: 1px; background: var(--fg); transition: width .8s ease; }

/* faq */
.faq details { border-bottom: 1px solid var(--line); padding: 24px 0; }
.faq summary { font-weight: 600; font-size: 1.02rem; list-style: none; display: flex; justify-content: space-between; cursor: pointer; gap: 24px; }
.faq summary::after { content: "+"; color: var(--muted); font-weight: 400; }
.faq details[open] summary::after { content: "–"; }
.faq p { color: var(--muted); margin-top: 14px; max-width: 70ch; line-height: 1.65; }

footer { border-top: 1px solid var(--line); padding: 48px 0; color: var(--muted); font-size: 0.85rem; }
footer .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; }

.reveal { opacity: 0; transform: translateY(14px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }