/* ============================================================
   Vollware — sistema visual (dark tech moderno)
   Paleta: void azulado + roxo elétrico + ciano
   ============================================================ */

:root {
  /* superfícies */
  --void: #07090f;
  --bg: #0b0e14;
  --surface: #11151f;
  --surface-2: #151a26;
  --line: rgba(255,255,255,0.08);
  --line-strong: rgba(255,255,255,0.16);

  /* texto */
  --fg: #eef1f7;
  --fg-soft: #aab2c5;
  --fg-dim: #6b7488;

  /* acentos */
  --violet: #6d5efc;
  --violet-bright: #8b7bff;
  --cyan: #22d3ee;
  --cyan-dim: #16a3ba;

  /* gradientes */
  --grad: linear-gradient(120deg, var(--violet) 0%, var(--cyan) 100%);
  --grad-soft: linear-gradient(120deg, rgba(109,94,252,0.18), rgba(34,211,238,0.18));

  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-sans: "Manrope", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  --maxw: 1200px;
  --radius: 16px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 22px; height: 1px;
  background: var(--cyan);
  opacity: 0.7;
}

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 15px;
  padding: 13px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .25s ease, background .2s ease, border-color .2s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--grad);
  color: #060810;
  box-shadow: 0 10px 30px -10px rgba(109,94,252,0.6);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -12px rgba(109,94,252,0.75); }
.btn-ghost {
  background: transparent;
  color: var(--fg);
  border-color: var(--line-strong);
}
.btn-ghost:hover { border-color: var(--violet-bright); background: rgba(109,94,252,0.08); }
.btn-arrow svg { transition: transform .2s ease; }
.btn-arrow:hover svg { transform: translateX(3px); }

/* wordmark */
.wordmark { display: inline-flex; align-items: center; gap: 11px; font-family: var(--font-display); font-weight: 700; font-size: 21px; letter-spacing: -0.01em; color: var(--fg); }
.wordmark__mark {
  width: 30px; height: 30px; border-radius: 8px;
  background: var(--grad);
  display: grid; place-items: center;
  color: #060810; font-weight: 700; font-size: 17px;
  box-shadow: 0 6px 18px -6px rgba(109,94,252,0.7);
}
.wordmark__mark svg { width: 17px; height: 17px; }
.wordmark b { font-weight: 700; }
.wordmark span { color: var(--violet-bright); }

/* ---- Seletor de direção ---- */
.dir-switch {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%);
  z-index: 200; display: flex; align-items: center; gap: 8px;
  background: rgba(17,21,31,0.82); backdrop-filter: blur(14px);
  border: 1px solid var(--line-strong); border-radius: 999px;
  padding: 6px 6px 6px 16px; box-shadow: 0 20px 50px -20px rgba(0,0,0,0.8);
}
.dir-switch__label { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--fg-dim); }
.dir-switch button {
  font-family: var(--font-sans); font-weight: 600; font-size: 13px;
  color: var(--fg-soft); background: transparent; border: 0; cursor: pointer;
  padding: 8px 14px; border-radius: 999px; transition: color .2s ease, background .2s ease;
}
.dir-switch button:hover { color: var(--fg); }
.dir-switch button.is-active { background: var(--grad); color: #060810; }