/* ============================================================
   02 — BASE (reset, tipografia, elementos gerais, botões)
   ============================================================ */

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

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

body {
  background: var(--bg-1);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body.no-scroll {
  overflow: hidden;
}

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

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

ul,
ol {
  list-style: none;
}

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

/* ---- Tipografia ---- */
h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* ---- Container e seções ---- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 24px;
}

.section {
  position: relative;
  padding-block: clamp(72px, 9vw, 130px);
}

.section-alt {
  background: linear-gradient(180deg, var(--bg-1) 0%, var(--bg-0) 100%);
  border-block: 1px solid var(--line);
}

/* ---- Cabeçalho de seção ---- */
.section-head {
  margin-bottom: clamp(40px, 6vw, 72px);
  max-width: 720px;
}

.section-head-center {
  margin-inline: auto;
  text-align: center;
}

.section-head-center .eyebrow {
  justify-content: center;
}

.section-title {
  font-size: clamp(1.9rem, 4.2vw, 3rem);
  font-weight: 700;
  color: var(--text);
}

.section-sub {
  margin-top: 16px;
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 520px;
}

.section-head-center .section-sub {
  margin-inline: auto;
}

/* ---- Eyebrow (rótulo de seção) ---- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--blue-bright);
  margin-bottom: 18px;
}

.eyebrow-sep {
  display: inline-block;
  width: 28px;
  height: 1px;
  background: var(--line-blue);
}

/* ---- Texto gradiente ---- */
.text-gradient {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* ---- Lead ---- */
.lead {
  font-size: clamp(1.15rem, 2vw, 1.35rem);
  line-height: 1.6;
  color: var(--text-soft);
  font-weight: 500;
}

/* ---- Botões ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 26px;
  border-radius: 999px;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  white-space: nowrap;
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease), color var(--dur) var(--ease);
  will-change: transform;
}

.btn .icon {
  transition: transform var(--dur) var(--ease);
}

.btn:hover .icon {
  transform: translateX(4px);
}

.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 8px 30px var(--blue-glow);
}

.btn-primary::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.22), transparent 45%);
  transform: translateX(-110%);
  transition: transform 0.6s var(--ease);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 40px var(--blue-glow);
}

.btn-primary:hover::after {
  transform: translateX(110%);
}

.btn-primary:active {
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--text-soft);
}

.btn-ghost:hover {
  border-color: var(--line-blue);
  color: var(--text);
  background: var(--blue-glow-soft);
  transform: translateY(-3px);
}

.btn-ghost:active {
  transform: translateY(-1px);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1rem;
}

/* ---- Fundo de brilho que segue o cursor (desktop) ---- */
.cursor-glow {
  position: fixed;
  top: 0;
  left: 0;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(61, 125, 255, 0.09), transparent 65%);
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 5;
  opacity: 0;
  transition: opacity 0.5s var(--ease);
}

@media (pointer: fine) {
  .cursor-glow.is-active {
    opacity: 1;
  }
}

/* ---- Acessibilidade ---- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}