/*
 * Design system: seções de apresentação da home (visitante e não assinante).
 * Tudo escopado em .ds-intro. Só cores/espaços dos tokens; animações param com prefers-reduced-motion.
 */

.ds-intro {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin: var(--space-10) 0;
  padding: var(--space-12) var(--space-6);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 10px);
  background:
    radial-gradient(120% 90% at 0% 0%, color-mix(in oklch, var(--brand) 9%, transparent), transparent 60%),
    var(--card);
}

.ds-intro-inner { position: relative; z-index: 1; max-width: 1120px; margin: 0 auto; }

/* ---- Decoração ---- */
.ds-intro-orb {
  position: absolute;
  z-index: 0;
  border-radius: 50%;
  opacity: .8;
  pointer-events: none;
  animation: ds-intro-float 14s ease-in-out infinite alternate;
}
.ds-intro-orb-1 { width: 420px; height: 420px; top: -140px; right: -100px; background: radial-gradient(closest-side, color-mix(in oklch, var(--brand) 45%, transparent), transparent); }
.ds-intro-orb-2 { width: 340px; height: 340px; bottom: -120px; left: 4%; background: radial-gradient(closest-side, color-mix(in oklch, var(--brand) 25%, #a78bfa), transparent); animation-delay: -6s; }
.ds-intro-orb-3 { width: 380px; height: 380px; top: -140px; left: -100px; background: radial-gradient(closest-side, color-mix(in oklch, var(--brand) 35%, transparent), transparent); }
.ds-intro-orb-4 { width: 400px; height: 400px; bottom: -160px; right: -90px; background: radial-gradient(closest-side, color-mix(in oklch, var(--brand) 35%, #34d399), transparent); animation-delay: -3s; }

.ds-intro-grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 44px 44px;
  opacity: .45;
  -webkit-mask-image: radial-gradient(70% 70% at 70% 30%, #000, transparent 75%);
  mask-image: radial-gradient(70% 70% at 70% 30%, #000, transparent 75%);
}

@keyframes ds-intro-float {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(24px, 18px, 0) scale(1.08); }
}

/* ---- Tipografia ---- */
.ds-intro-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0 0 var(--space-4);
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: color-mix(in oklch, var(--card) 80%, transparent);
  color: var(--brand-text);
  font-size: var(--text-sm);
  font-weight: 600;
}
.ds-intro-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 0 color-mix(in oklch, var(--brand) 60%, transparent);
  animation: ds-intro-pulse 2.2s ease-out infinite;
}
@keyframes ds-intro-pulse {
  70%  { box-shadow: 0 0 0 10px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.ds-intro-title {
  margin: 0 0 var(--space-4);
  color: var(--foreground);
  font-size: clamp(26px, 3.6vw, 40px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: var(--tracking-tight);
  text-wrap: balance;
}
.ds-intro-mark {
  background: linear-gradient(90deg, var(--brand-text), var(--brand), var(--brand-text));
  background-size: 200% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: ds-intro-shine 6s linear infinite;
}
@keyframes ds-intro-shine { to { background-position: -200% 0; } }

.ds-intro-text {
  margin: 0;
  max-width: 60ch;
  color: var(--muted-foreground);
  font-size: var(--text-xl);
  line-height: var(--leading-relaxed);
}
.ds-intro-head { max-width: 640px; margin: 0 auto var(--space-10); text-align: center; }
.ds-intro-head .ds-intro-text { margin-inline: auto; }

.ds-intro-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-6); }

/* ---- Abertura: texto + chips flutuantes ---- */
.ds-intro-split { display: grid; gap: var(--space-10); align-items: center; }
@media (min-width: 900px) { .ds-intro-split { grid-template-columns: 1.25fr 1fr; } }

.ds-intro-chips { display: flex; flex-wrap: wrap; gap: var(--space-3); margin: 0; padding: 0; list-style: none; }
.ds-intro-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--card);
  color: var(--foreground);
  font-size: var(--text-lg);
  font-weight: 600;
  box-shadow: var(--shadow-md);
  animation: ds-intro-bob 5s ease-in-out infinite alternate;
}
.ds-intro-chip .ds-icon { width: 20px; height: 20px; color: var(--brand-text); }
.ds-intro-chip.c2 { animation-delay: -1s; margin-left: var(--space-6); }
.ds-intro-chip.c3 { animation-delay: -2s; }
.ds-intro-chip.c4 { animation-delay: -3s; margin-left: var(--space-4); }
.ds-intro-chip.c5 { animation-delay: -4s; }
@keyframes ds-intro-bob { from { transform: translateY(-5px); } to { transform: translateY(6px); } }

/* ---- Passos ---- */
.ds-intro-steplist {
  position: relative;
  display: grid;
  gap: var(--space-6);
  margin: 0;
  padding: 0;
  list-style: none;
}
@media (min-width: 800px) {
  .ds-intro-steplist { grid-template-columns: repeat(3, 1fr); }
  .ds-intro-steplist::before {
    content: "";
    position: absolute;
    top: 56px;
    left: 16%;
    right: 16%;
    border-top: 2px dashed color-mix(in oklch, var(--brand) 45%, var(--border));
    z-index: 0;
  }
}
.ds-intro-step {
  position: relative;
  z-index: 1;
  padding: var(--space-6);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--card);
  text-align: center;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
}
.ds-intro-step:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: color-mix(in oklch, var(--brand) 40%, var(--border)); }
.ds-intro-num {
  position: absolute;
  top: var(--space-3);
  right: var(--space-4);
  color: color-mix(in oklch, var(--brand) 22%, transparent);
  font-size: 56px;
  font-weight: 800;
  line-height: 1;
}
.ds-intro-ico {
  display: inline-grid;
  place-items: center;
  width: 56px;
  height: 56px;
  margin-bottom: var(--space-4);
  border-radius: var(--radius-xl);
  background: var(--brand-subtle);
  color: var(--brand-text);
}
.ds-intro-ico .ds-icon { width: 26px; height: 26px; }
.ds-intro-step h3, .ds-intro-benefit h3 { margin: 0 0 var(--space-2); color: var(--foreground); font-size: var(--text-2xl); font-weight: 650; }
.ds-intro-step p, .ds-intro-benefit p { margin: 0; color: var(--muted-foreground); font-size: var(--text-lg); line-height: var(--leading-relaxed); }

/* ---- Benefícios + CTA ---- */
.ds-intro-benefits { display: grid; gap: var(--space-4); margin: 0 0 var(--space-8); padding: 0; list-style: none; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.ds-intro-benefit {
  padding: var(--space-6);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--card);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.ds-intro-benefit:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.ds-intro-benefit .ds-intro-ico { margin-bottom: var(--space-3); }

.ds-intro-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-8);
  border-radius: var(--radius-xl);
  background: linear-gradient(120deg, color-mix(in oklch, var(--brand) 22%, var(--card)), var(--card));
  border: 1px solid color-mix(in oklch, var(--brand) 35%, var(--border));
}
.ds-intro-cta h3 { margin: 0 0 var(--space-1); color: var(--foreground); font-size: var(--text-4xl); font-weight: 700; }
.ds-intro-cta p { margin: 0; color: var(--muted-foreground); font-size: var(--text-xl); }

/* ---- Entrada ao rolar (só liga se o JS marcou .ds-reveal-on) ---- */
.ds-reveal-on .ds-intro [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .6s var(--ease) var(--d, 0ms), transform .6s var(--ease) var(--d, 0ms);
}
.ds-reveal-on .ds-intro [data-reveal].is-in { opacity: 1; transform: none; }

@media (max-width: 640px) {
  .ds-intro { padding: var(--space-8) var(--space-4); margin: var(--space-8) 0; }
  .ds-intro-chip.c2, .ds-intro-chip.c4 { margin-left: 0; }
  .ds-intro-cta { padding: var(--space-6); }
  .ds-intro-cta .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  .ds-intro *, .ds-intro *::before { animation: none !important; transition: none !important; }
  .ds-reveal-on .ds-intro [data-reveal] { opacity: 1; transform: none; }
}

/* O tema legado pinta fundo em ul/ol: as listas daqui ficam transparentes. */
.ds-intro ul, .ds-intro ol { background: transparent !important; box-shadow: none; border: 0; }