/* === MAIN.CSS — Base, variáveis e reset === */
:root {
  --bg: #0b1020;
  --card: #141b34;
  --card-hover: #1a2344;
  --line: #24305a;
  --line-light: #304080;
  --tx: #eef1fb;
  --mut: #9aa6c8;
  --y: #ffd54a;
  --y2: #ffb300;
  --ok: #3ddc97;
  --warn: #ffb84a;
  --bad: #ff6b6b;
  --info: #64b5f6;
  --radius: 14px;
  --radius-sm: 10px;
  --radius-lg: 20px;
  --shadow: 0 8px 32px rgba(0,0,0,.35);
  --transition: .25s ease;
  --font: 'Inter', system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  background: radial-gradient(1400px 700px at 70% -5%, #1c2750 0, var(--bg) 60%);
  color: var(--tx);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img, svg { max-width: 100%; height: auto; display: block; }

a {
  color: var(--y);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--y2); }

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

main {
  flex: 1;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 60px 0;
}

.section h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 12px;
  letter-spacing: -.02em;
}

.section-sub {
  text-align: center;
  color: var(--mut);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto 40px;
}

.mini {
  font-size: .82rem;
  color: var(--mut);
}

/* === Tipografia === */
h1, h2, h3, h4 { font-weight: 700; }
em { font-style: normal; }
strong { font-weight: 700; }