:root {
  --bg: #08080a;
  --bg2: #0d0d10;
  --bg3: #111116;
  --accent: #1864ff;
  --white: #f4f4f5;
  --dim: #71717a;
  --border: rgba(255, 255, 255, .07);
  --font-serif: 'Instrument Serif', serif;
  --font-sans: 'Inter', sans-serif;
  --font-mono: 'Space Mono', monospace;
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--font-sans);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Navbar base -> assets/css/components.css (fonte unica; glass/light via theme-language.css) */

main {
  padding: 140px 48px 80px;
  max-width: 1080px;
  margin: 0 auto;
}

.hero-tag {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}

h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.1rem, 5vw, 4rem);
  line-height: 1;
  margin-bottom: 14px;
}

.lead {
  color: var(--dim);
  line-height: 1.7;
  max-width: 760px;
  margin-bottom: 32px;
}

.faq-toolbar {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 14px;
  margin-bottom: 24px;
}

.faq-toolbar input {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 11px 14px;
  color: var(--white);
  font-family: var(--font-sans);
  font-size: .9rem;
  outline: none;
}

.faq-toolbar input::placeholder {
  color: var(--dim);
}

.faq-toolbar input:focus {
  border-color: rgba(24, 100, 255, .45);
  box-shadow: 0 0 0 3px rgba(24, 100, 255, .12);
}

.faq-shortcuts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.faq-shortcuts a {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: .74rem;
  color: var(--dim);
}

.faq-shortcuts a:hover {
  color: var(--white);
  border-color: rgba(255, 255, 255, .2);
}

.faq-group {
  margin-bottom: 26px;
}

.faq-group h2 {
  font-family: var(--font-serif);
  font-size: 1.85rem;
  margin-bottom: 12px;
}

.faq-item {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 14px;
  margin-bottom: 10px;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--white);
  font-family: var(--font-sans);
  text-align: left;
  padding: 14px 16px;
  font-size: .96rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  cursor: pointer;
}

.faq-question:hover {
  background: rgba(255, 255, 255, .02);
}

.faq-icon {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 1rem;
  flex-shrink: 0;
}

.faq-answer {
  display: none;
  border-top: 1px solid rgba(255, 255, 255, .06);
  padding: 12px 16px 14px;
  font-size: .92rem;
  color: var(--dim);
  line-height: 1.68;
}

.faq-answer a {
  color: #9bc4ff;
}

.faq-answer code {
  font-family: var(--font-mono);
  font-size: .79rem;
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 6px;
  padding: 1px 6px;
  color: var(--white);
}

.faq-item.open .faq-answer {
  display: block;
}

.faq-item.open .faq-icon {
  color: #9bc4ff;
}

.faq-empty {
  border: 1px dashed var(--border);
  border-radius: 12px;
  padding: 14px;
  color: var(--dim);
}

/* Footer -> assets/css/components.css (fonte unica) */

@media (max-width: 900px) {
  main {
    padding: 120px 20px 64px;
  }

  .faq-group h2 {
    font-size: 1.55rem;
  }
}