/* Spinvolt — site. Mesma identidade do app: fundo grafite, verde "volt" do ícone, Barlow.
   Layout: coluna editorial estreita para texto; o herói divide frase e "tela de pedal". */
:root {
  --bg: #0e1116;
  --surface: #171b22;
  --surface-high: #1f2530;
  --line: #2a313d;
  --text: #e9edf2;
  --text-soft: #b8c0cc;
  --text-muted: #9aa4b2;
  --volt: #d4f53c;
  --on-volt: #0e1116;
  --z2: #4c9bff;
  --z3: #3fcf8e;
  --z4: #f2c94c;
  --z5: #ff8a3d;
  --font-display: "Barlow Condensed", "Arial Narrow", "Roboto Condensed", sans-serif;
  --font-body: "Barlow", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --radius: 16px;
  --gutter: clamp(16px, 4vw, 40px);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 17px/1.6 var(--font-body);
  padding-inline: var(--gutter);
}
img, svg { max-width: 100%; }
a { color: var(--volt); text-underline-offset: 3px; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--volt); outline-offset: 3px; border-radius: 6px; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 700; line-height: 1.02; text-wrap: balance; margin: 0; }
h1 { font-size: clamp(44px, 8vw, 84px); letter-spacing: -0.01em; text-transform: uppercase; font-style: italic; }
h2 { font-size: clamp(32px, 5vw, 48px); text-transform: uppercase; font-style: italic; }
h3 { font-size: 24px; }
p { margin: 0; }
.wrap { max-width: 1120px; margin-inline: auto; }
.prose { max-width: 68ch; }
.eyebrow { font: 600 13px/1 var(--font-body); letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-muted); }
.muted { color: var(--text-muted); }
.soft { color: var(--text-soft); }
.num { font-family: var(--font-display); font-variant-numeric: tabular-nums; }

/* Topo */
.top { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 20px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font: 700 26px/1 var(--font-display); letter-spacing: 0.02em; text-transform: uppercase; font-style: italic; }
.brand svg { width: 40px; height: 40px; }
.top nav { display: flex; gap: 20px; flex-wrap: wrap; }
.top nav a { color: var(--text-soft); text-decoration: none; font-weight: 500; }
.top nav a:hover { color: var(--text); }

/* Botões */
.btn { display: inline-flex; align-items: center; gap: 10px; min-height: 52px; padding: 0 22px; border-radius: 14px; font: 700 17px/1 var(--font-body); text-decoration: none; border: 0; cursor: pointer; }
.btn-volt { background: var(--volt); color: var(--on-volt); }
.btn-ghost { background: transparent; color: var(--text); box-shadow: inset 0 0 0 1px var(--line); }
.btn small { font-weight: 500; opacity: 0.75; }

section { padding-block: clamp(56px, 9vw, 104px); border-top: 1px solid var(--line); }
section > .wrap { display: grid; gap: 32px; }

/* Rodapé */
footer { padding-block: 40px 56px; border-top: 1px solid var(--line); color: var(--text-muted); font-size: 15px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 12px 28px; justify-content: space-between; }
footer nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }
footer a { color: var(--text-soft); }

/* Páginas de texto (privacidade, excluir conta) */
.doc { padding-block: 24px 72px; }
.doc article { max-width: 72ch; display: grid; gap: 18px; }
.doc h1 { font-size: clamp(38px, 6vw, 60px); }
.doc h2 { font-size: 28px; margin-top: 18px; font-style: normal; }
.doc ul, .doc ol { margin: 0; padding-left: 1.2em; display: grid; gap: 6px; }
.doc .table { overflow-x: auto; }
.doc table { border-collapse: collapse; width: 100%; min-width: 620px; font-size: 15px; }
.doc th, .doc td { text-align: left; vertical-align: top; padding: 10px 12px; border-bottom: 1px solid var(--line); }
.doc th { color: var(--text-muted); font-weight: 600; }
.note { background: var(--surface); border-radius: var(--radius); padding: 16px 18px; color: var(--text-soft); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}