/* ── Variáveis — Dark (padrão) ── */
:root {
  --bg:      #000000;
  --surface: #1c1c1e;
  --border:  rgba(255,255,255,0.08);
  --gold:    #E5B65A;
  --text:    #f5f5f7;
  --muted:   #98989d;
  --green:   #32d74b;
  --radius:  12px;
}
/* ── Light ── */
[data-theme="light"] {
  --bg:      #e8e8eb;
  --surface: #f1f1f4;
  --border:  rgba(0,0,0,0.08);
  --gold:    #B88800;
  --text:    #1d1d1f;
  --muted:   #6e6e73;
  --green:   #25a244;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  transition: background 0.2s, color 0.2s;
}

/* ── Nav ── */
.about-nav-wrap {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 100;
}
.about-nav {
  max-width: 860px; margin: 0 auto;
  padding: 14px 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  font-weight: 700; font-size: 18px;
  color: var(--gold); text-decoration: none;
  letter-spacing: -0.02em;
  display: inline-flex; align-items: center; gap: 8px;
}
.nav-logo svg { width: 26px; height: 26px; display: block; }
.nav-right { display: flex; align-items: center; gap: 12px; }
.nav-lang {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--muted);
  font-size: 12px; font-weight: 600; letter-spacing: 0.04em;
  padding: 5px 8px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 6px;
  transition: color 0.15s, border-color 0.15s;
}
.nav-lang:hover { color: var(--gold); border-color: var(--gold); }
.lang-selector { position: relative; }
.lang-chevron { transition: transform 0.2s; flex-shrink: 0; }
.nav-lang[aria-expanded="true"] .lang-chevron { transform: rotate(180deg); }
.lang-menu { position: absolute; top: calc(100% + 6px); right: 0; background: #fff; border: 1px solid #e0e0e5; border-radius: 10px; padding: 4px; min-width: 148px; box-shadow: 0 8px 24px rgba(0,0,0,0.12); z-index: 300; }
[data-theme="dark"] .lang-menu { background: #1c1c1e; border-color: #38383a; box-shadow: 0 8px 24px rgba(0,0,0,0.5); }
.lang-opt { display: flex; align-items: center; gap: 8px; width: 100%; padding: 7px 10px; border: none; background: transparent; cursor: pointer; border-radius: 6px; font-size: 13px; color: #1d1d1f; text-align: left; transition: background .12s; font-family: inherit; }
.lang-opt:hover { background: #f5f5f7; }
.lang-opt.active { font-weight: 600; }
[data-theme="dark"] .lang-opt { color: #f5f5f7; }
[data-theme="dark"] .lang-opt:hover { background: #2c2c2e; }
.nav-theme {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 32px; height: 32px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  color: var(--muted);
  transition: color 0.15s, border-color 0.15s;
  flex-shrink: 0; padding: 0;
}
.nav-theme:hover { color: var(--gold); border-color: var(--gold); }
.nav-theme .sun-icon { display: none; }
.nav-theme .moon-icon { display: block; }
[data-theme="light"] .nav-theme .sun-icon { display: block; }
[data-theme="light"] .nav-theme .moon-icon { display: none; }
.nav-cta {
  background: var(--gold); color: #fff;
  border: none; border-radius: 8px;
  padding: 8px 18px; font-size: 14px; font-weight: 600;
  cursor: pointer; text-decoration: none;
  transition: opacity 0.15s; white-space: nowrap;
}
.nav-cta:hover { opacity: 0.85; }

/* ── Layout ── */
.page { max-width: 860px; margin: 0 auto; padding: 0 24px 80px; }

/* ── Hero ── */
.hero {
  text-align: center;
  padding: 64px 0 56px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 56px;
}
.hero-tag {
  display: inline-block;
  font-size: 12px; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--gold);
  background: rgba(229,182,90,0.1);
  border: 1px solid rgba(229,182,90,0.25);
  border-radius: 20px; padding: 4px 14px; margin-bottom: 20px;
}
h1 {
  font-size: clamp(28px, 5vw, 44px);
  font-weight: 800; line-height: 1.15; letter-spacing: -0.03em;
  margin-bottom: 18px;
}
h1 em { color: var(--gold); font-style: normal; }
.hero-sub {
  font-size: clamp(16px, 2vw, 19px); color: var(--muted);
  max-width: 600px; margin: 0 auto 32px;
}
.hero-platforms {
  display: flex; flex-wrap: wrap; gap: 10px;
  justify-content: center; font-size: 13px; color: var(--muted);
}
.platform-tag {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 6px; padding: 5px 12px; font-weight: 500;
}

/* ── Section titles ── */
h2 {
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 700; letter-spacing: -0.02em; margin-bottom: 20px;
}
h2 .accent { color: var(--gold); }
section { margin-bottom: 56px; }
p + p { margin-top: 12px; }

/* ── Steps ── */
.steps { display: flex; flex-direction: column; gap: 20px; }
.step {
  display: flex; gap: 20px; align-items: flex-start;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px;
}
.step-num {
  flex-shrink: 0; width: 36px; height: 36px;
  background: var(--gold); color: #fff; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 15px;
}
.step-body h3 { font-size: 16px; font-weight: 600; margin-bottom: 4px; }
.step-body p  { font-size: 14px; color: var(--muted); }

/* ── Categories ── */
.cat-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 12px;
}
.cat-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px; padding: 16px;
}
.cat-icon { font-size: 22px; margin-bottom: 8px; }
.cat-name { font-size: 14px; font-weight: 600; }
.cat-desc { font-size: 12px; color: var(--muted); margin-top: 4px; }

/* ── Comparison table ── */
.vs-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.vs-table th, .vs-table td {
  padding: 12px 16px; border-bottom: 1px solid var(--border); text-align: left;
}
.vs-table th { font-weight: 600; color: var(--muted); font-size: 12px; text-transform: uppercase; }
.vs-table tr:last-child td { border-bottom: none; }
.vs-table td:first-child { color: var(--muted); }
.check-yes { color: var(--green); font-weight: 700; }
.check-no  { color: var(--muted); }

/* ── Tiers ── */
.tiers { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.tier-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px;
}
.tier-card.pro { border-color: rgba(229,182,90,0.4); }
.tier-name {
  font-size: 13px; font-weight: 700; letter-spacing: 0.05em;
  text-transform: uppercase; color: var(--muted); margin-bottom: 6px;
}
.tier-price {
  font-size: 24px; font-weight: 800; letter-spacing: -0.02em; margin-bottom: 16px;
}
.tier-price span { font-size: 14px; font-weight: 400; color: var(--muted); }
.tier-perks { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.tier-perks li { font-size: 14px; display: flex; gap: 8px; align-items: baseline; }
.tier-perks li::before { content: "✓"; color: var(--green); font-weight: 700; flex-shrink: 0; }
.tier-perks li.locked::before { content: "–"; color: var(--muted); }
.tier-perks li.locked { color: var(--muted); }

/* ── CTA ── */
.cta-block {
  text-align: center; background: var(--surface);
  border: 1px solid var(--border); border-radius: 16px; padding: 48px 32px;
}
.cta-block h2 { margin-bottom: 10px; }
.cta-block p  { color: var(--muted); margin-bottom: 28px; font-size: 15px; }
.cta-btn {
  display: inline-block; background: var(--gold); color: #fff;
  font-size: 16px; font-weight: 600; padding: 14px 32px;
  border-radius: 10px; text-decoration: none; transition: opacity 0.15s;
}
.cta-btn:hover { opacity: 0.85; }

/* ── Footer ── */
.about-footer {
  text-align: center; font-size: 13px; color: var(--muted);
  padding: 32px 24px; border-top: 1px solid var(--border);
}
.about-footer a { color: var(--gold); text-decoration: none; }
.about-footer a:hover { opacity: 0.8; }

@media (max-width: 600px) {
  .hero { padding: 40px 0 36px; }
  .step { flex-direction: column; gap: 12px; }
  .about-nav { padding: 12px 16px; }
  .page { padding: 0 16px 60px; }
}