/* ====== Fonts ====== */
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 400; font-display: swap; src: url('assets/fonts/inter-400.ttf') format('truetype'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 500; font-display: swap; src: url('assets/fonts/inter-500.ttf') format('truetype'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 600; font-display: swap; src: url('assets/fonts/inter-600.ttf') format('truetype'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 700; font-display: swap; src: url('assets/fonts/inter-700.ttf') format('truetype'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 800; font-display: swap; src: url('assets/fonts/inter-800.ttf') format('truetype'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 900; font-display: swap; src: url('assets/fonts/inter-900.ttf') format('truetype'); }

/* ====== Tokens ====== */
:root {
  --background: hsl(0 0% 100%);
  --foreground: hsl(222 32% 12%);
  --surface: hsl(220 20% 98%);
  --card: hsl(0 0% 100%);
  --primary: hsl(217 82% 51%);
  --primary-fg: hsl(0 0% 100%);
  --primary-glow: hsl(217 95% 65%);
  --accent: hsl(134 61% 41%);
  --accent-fg: hsl(0 0% 100%);
  --accent-glow: hsl(134 70% 55%);
  --secondary: hsl(217 90% 96%);
  --secondary-fg: hsl(217 82% 30%);
  --muted: hsl(220 14% 96%);
  --muted-fg: hsl(220 10% 45%);
  --warning: hsl(28 95% 95%);
  --warning-fg: hsl(24 60% 25%);
  --star: hsl(43 96% 56%);
  --border: hsl(220 16% 90%);
  --radius: 0.875rem;
  --gradient-hero: radial-gradient(ellipse at top, hsl(217 90% 96%) 0%, hsl(0 0% 100%) 60%);
  --gradient-cta: linear-gradient(135deg, hsl(134 61% 41%) 0%, hsl(134 70% 55%) 100%);
  --shadow-cta: 0 10px 30px -8px hsl(134 61% 41% / 0.45);
  --shadow-cta-strong: 0 14px 38px -6px hsl(134 61% 41% / 0.6);
  --shadow-card: 0 4px 24px -8px hsl(220 30% 20% / 0.12);
  --shadow-soft: 0 2px 12px -4px hsl(220 30% 20% / 0.08);
}

/* ====== Reset / base ====== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: var(--foreground);
  background: var(--background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; display: block; height: auto; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4, p { margin: 0; }

/* ====== Layout helpers ====== */
.container { width: 100%; margin: 0 auto; padding: 0 1rem; }
.container-xxs { max-width: 42rem; }
.container-xs  { max-width: 48rem; }
.container-sm  { max-width: 56rem; }
.container-md  { max-width: 64rem; }
.text-center { text-align: center; }
.text-accent { color: var(--accent); }
.bg-surface { background: var(--surface); }
.section { padding: 4rem 1rem; }
.section-narrow { padding: 3.5rem 1rem; }
@media (min-width: 768px) {
  .section { padding: 5rem 1rem; }
}

/* ====== Top banner ====== */
.top-banner {
  width: 100%;
  background: var(--warning);
  color: var(--warning-fg);
  text-align: center;
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
}
.banner-date { font-weight: 700; text-transform: capitalize; }

/* ====== Hero ====== */
.hero {
  background: var(--gradient-hero);
  padding: 2.5rem 1rem 4rem;
}
@media (min-width: 768px) {
  .hero { padding: 4rem 1rem 5rem; }
}
.hero-title {
  font-size: 1.875rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--primary);
}
@media (min-width: 768px) { .hero-title { font-size: 3rem; } }

.hero-image-wrap { margin: 2rem 0; display: flex; justify-content: center; }
.hero-image {
  width: 16rem; height: auto;
  filter: drop-shadow(0 25px 25px rgb(0 0 0 / 0.2));
}
@media (min-width: 768px) { .hero-image { width: 20rem; } }

.hero-sub {
  font-size: 1.125rem;
  color: hsl(222 32% 12% / 0.8);
  max-width: 36rem;
  margin: 0 auto;
  line-height: 1.6;
}
@media (min-width: 768px) { .hero-sub { font-size: 1.5rem; } }
.hero-sub strong { color: var(--foreground); }

.cta-wrap { margin-top: 2rem; display: flex; justify-content: center; }

.hero-bullets {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem 1.5rem;
  font-size: 0.875rem;
  color: var(--muted-fg);
}
.bullet { display: inline-flex; align-items: center; gap: 0.375rem; }
.bullet .ic { width: 1rem; height: 1rem; color: var(--accent); }

/* ====== Buttons ====== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  white-space: nowrap;
  border-radius: var(--radius);
  font-weight: 600;
  transition: transform 0.15s ease, box-shadow 0.2s ease, filter 0.2s ease, background-color 0.2s ease, color 0.2s ease;
  user-select: none;
  text-align: center;
}
.btn:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.btn-cta {
  background: var(--gradient-cta);
  color: var(--accent-fg);
  font-weight: 700;
  box-shadow: var(--shadow-cta);
}
.btn-cta:hover { filter: brightness(1.1); }
.btn-cta:active { transform: scale(0.98); }
.btn-cta-outline {
  border: 2px solid var(--accent);
  color: var(--accent);
  background: transparent;
  font-weight: 600;
}
.btn-cta-outline:hover { background: var(--accent); color: var(--accent-fg); }
.btn-xl { height: 3.5rem; padding: 0 2rem; font-size: 1rem; border-radius: 0.875rem; }
.btn-hero { height: 4rem; padding: 0 2.5rem; font-size: 1.125rem; border-radius: 1rem; }
.btn-block { display: flex; width: 100%; max-width: 28rem; margin: 0 auto; }

.cta-pulse { animation: ctaPulse 2.2s ease-in-out infinite; }
@keyframes ctaPulse {
  0%, 100% { transform: scale(1); box-shadow: var(--shadow-cta); }
  50% { transform: scale(1.03); box-shadow: var(--shadow-cta-strong); }
}
.float-soft { animation: floatSoft 6s ease-in-out infinite; }
@keyframes floatSoft {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.fade-in-up { animation: fadeInUp 0.6s ease-out both; }
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ====== Section headings ====== */
.section-title {
  font-size: 1.875rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
}
@media (min-width: 768px) { .section-title { font-size: 2.25rem; } }
.section-title-sm { font-size: 1.5rem; margin-bottom: 0.75rem; }
@media (min-width: 768px) { .section-title-sm { font-size: 1.875rem; } }
.lead { font-size: 1rem; color: var(--muted-fg); line-height: 1.7; }
@media (min-width: 768px) { .lead { font-size: 1.125rem; } }

/* ====== Decision reinforcement ====== */
.section-decision {
  padding: 3rem 1rem;
  background: var(--background);
}
@media (min-width: 768px) {
  .section-decision { padding: 3.5rem 1rem; }
}
.decision-title {
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1.25;
  color: var(--primary);
  letter-spacing: -0.015em;
}
@media (min-width: 768px) {
  .decision-title { font-size: 2rem; }
}
.decision-sub {
  margin-top: 0.9rem;
  font-size: 1rem;
  color: var(--muted-fg);
  line-height: 1.7;
  max-width: 44rem;
  margin-left: auto;
  margin-right: auto;
}
@media (min-width: 768px) {
  .decision-sub { font-size: 1.125rem; }
}
.decision-card {
  margin: 1.25rem auto 0;
  max-width: 44rem;
  background: var(--secondary);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.1rem 1.25rem;
  box-shadow: var(--shadow-soft);
  color: var(--foreground);
  font-weight: 600;
}
.decision-highlight {
  color: var(--accent);
  font-weight: 900;
  font-size: 1.15em;
  padding: 0 0.15em;
}

/* ====== Carousel ====== */
.carousel { position: relative; width: 100%; max-width: 48rem; margin: 0 auto; }
.carousel-viewport { overflow: hidden; }
.carousel-track {
  display: flex;
  gap: 1rem;
  transition: transform 0.4s ease;
  will-change: transform;
}
.carousel-slide { flex: 0 0 100%; min-width: 0; }
@media (min-width: 768px) { .carousel-slide { flex-basis: 50%; } }
@media (min-width: 1024px) { .carousel-slide { flex-basis: 33.3333%; } }

.cartilha-card {
  background: var(--card);
  border-radius: 1rem;
  box-shadow: var(--shadow-card);
  overflow: hidden;
  border: 1px solid var(--border);
}
.cartilha-card img { width: 100%; aspect-ratio: 3/4; object-fit: contain; }
.cartilha-label {
  padding: 0.75rem;
  text-align: center;
  font-weight: 600;
  color: var(--primary);
  font-size: 0.875rem;
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 2.5rem; height: 2.5rem;
  border-radius: 999px;
  background: var(--card);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2;
  transition: background-color 0.15s, color 0.15s;
}
.carousel-btn svg { width: 1rem; height: 1rem; }
.carousel-btn:hover { background: var(--secondary); color: var(--primary); }
.carousel-prev { left: -1.25rem; }
.carousel-next { right: -1.25rem; }
@media (min-width: 768px) { .carousel-btn { display: inline-flex; } }

.carousel-caption {
  font-size: 1rem;
  color: var(--muted-fg);
  text-align: center;
  margin: 2.5rem auto 0;
  max-width: 36rem;
}
@media (min-width: 768px) { .carousel-caption { font-size: 1.125rem; } }
.carousel-caption strong { color: var(--foreground); }

/* ====== Authority ====== */
.section-authority { padding: 3.5rem 1rem; background: var(--background); }
.authority-icon {
  width: 3.5rem; height: 3.5rem;
  border-radius: 999px;
  background: var(--secondary);
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}
.authority-icon svg { width: 1.75rem; height: 1.75rem; }

/* ====== Bonus ====== */
.badge-warning {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--warning);
  color: var(--warning-fg);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.375rem 0.75rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}
.badge-warning .ic { width: 1rem; height: 1rem; }

.bonus-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 768px) { .bonus-grid { grid-template-columns: 1fr 1fr; } }

.bonus-card {
  background: var(--card);
  border-radius: 1rem;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.25s ease;
}
.bonus-card:hover { box-shadow: var(--shadow-cta); }
.bonus-image { aspect-ratio: 1/1; background: hsl(217 90% 96% / 0.5); overflow: hidden; }
.bonus-image img { width: 100%; height: 100%; object-fit: cover; }
.bonus-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.75rem;
}
.bonus-tag {
  background: var(--secondary);
  color: var(--secondary-fg);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
}
.bonus-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.3;
}
@media (min-width: 768px) { .bonus-title { font-size: 1.25rem; } }
.bonus-price { margin-top: 0.5rem; display: flex; align-items: baseline; gap: 0.5rem; }
.bonus-price .old { font-size: 0.875rem; color: var(--muted-fg); text-decoration: line-through; }
.bonus-price .new { font-size: 1.5rem; font-weight: 800; color: var(--accent); }
@media (min-width: 768px) { .bonus-price .new { font-size: 1.875rem; } }
.bonus-price .today { font-size: 0.875rem; font-weight: 600; color: var(--foreground); }

/* ====== Offer ====== */
.offer-card {
  background: var(--card);
  border-radius: 1.5rem;
  box-shadow: var(--shadow-card);
  border: 2px solid hsl(134 61% 41% / 0.3);
  padding: 1.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
@media (min-width: 768px) { .offer-card { padding: 2.5rem; } }
.offer-card .badge-warning { display: inline-flex; }
.offer-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 1.5rem;
}
@media (min-width: 768px) { .offer-title { font-size: 1.875rem; } }
.offer-includes {
  list-style: none;
  padding: 0;
  margin: -0.75rem 0 1.25rem;
  display: grid;
  gap: 0.5rem;
  color: var(--foreground);
  font-size: 0.95rem;
}
.offer-includes li { display: flex; align-items: flex-start; justify-content: center; gap: 0.5rem; line-height: 1.35; }
.offer-includes li::before {
  content: "✓";
  color: var(--accent);
  font-weight: 800;
  line-height: 1;
  margin-top: 0.1rem;
}
.offer-from { color: var(--muted-fg); font-size: 1rem; margin-bottom: 0.5rem; }
.offer-from .strike { text-decoration: line-through; }
.offer-price {
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.25rem;
}
@media (min-width: 768px) { .offer-price { font-size: 3.75rem; } }
.offer-installments { font-size: 0.875rem; color: var(--muted-fg); margin-bottom: 2rem; }
@media (min-width: 768px) { .offer-installments { font-size: 1rem; } }
.offer-installments strong { color: var(--foreground); }
.offer-installments .dot { margin: 0 0.25rem; }
.offer-footnote {
  margin-top: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--muted-fg);
}
.offer-footnote .ic { width: 1rem; height: 1rem; color: var(--accent); }

/* ====== Testimonials ====== */
.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
@media (min-width: 768px) { .testimonials-grid { grid-template-columns: repeat(3, 1fr); } }
.testimonial-card {
  background: var(--card);
  border-radius: 1rem;
  box-shadow: var(--shadow-card);
  padding: 1.5rem;
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
}
.stars { display: flex; gap: 0.125rem; margin-bottom: 0.75rem; color: var(--star); }
.stars svg { width: 1.25rem; height: 1.25rem; }
.testimonial-text {
  color: hsl(222 32% 12% / 0.9);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex: 1;
}
.testimonial-author { display: flex; align-items: center; gap: 0.75rem; }
.testimonial-author img {
  width: 3.5rem; height: 3.5rem;
  border-radius: 999px;
  object-fit: cover;
  border: 2px solid var(--secondary);
}
.author-name { font-weight: 600; color: var(--primary); }
.testimonial-disclaimer {
  font-size: 0.75rem;
  color: var(--muted-fg);
  text-align: center;
  margin-top: 1.5rem;
  font-style: italic;
}

/* ====== Guarantee ====== */
.guarantee-card {
  background: var(--card);
  border-radius: 1.5rem;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}
@media (min-width: 768px) {
  .guarantee-card { flex-direction: row; padding: 2rem; text-align: left; }
}
.guarantee-seal {
  flex-shrink: 0;
  width: 6rem; height: 6rem;
  border-radius: 999px;
  background: var(--gradient-cta);
  color: var(--accent-fg);
  box-shadow: var(--shadow-cta);
  display: flex;
  align-items: center;
  justify-content: center;
}
.guarantee-seal svg { width: 3rem; height: 3rem; }
.guarantee-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

/* ====== Sample ====== */
.sample-title { font-size: 1.25rem; font-weight: 700; color: var(--foreground); margin-bottom: 0.5rem; }
@media (min-width: 768px) { .sample-title { font-size: 1.5rem; } }
.sample-sub { color: var(--muted-fg); margin-bottom: 1.5rem; }
.btn-cta-outline .ic { width: 1.25rem; height: 1.25rem; }

/* ====== FAQ ====== */
.faq {
  background: var(--card);
  border-radius: 1rem;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--border);
  padding: 0.5rem 0.75rem;
}
@media (min-width: 768px) { .faq { padding: 0.5rem 1.5rem; } }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-item:last-child { border-bottom: 0; }
.faq-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 1rem 0.5rem;
  text-align: left;
  font-weight: 600;
  font-size: 1rem;
  color: var(--foreground);
  gap: 1rem;
}
@media (min-width: 768px) { .faq-trigger { font-size: 1.125rem; } }
.faq-chevron {
  width: 1.125rem; height: 1.125rem;
  flex-shrink: 0;
  transition: transform 0.2s ease;
  color: var(--muted-fg);
}
.faq-item.open .faq-chevron { transform: rotate(180deg); }
.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
}
.faq-content-inner {
  padding: 0 0.5rem 1rem;
  color: var(--muted-fg);
  font-size: 1rem;
  line-height: 1.6;
}

/* ====== Footer ====== */
.footer {
  background: var(--primary);
  color: var(--primary-fg);
  padding: 2rem 1rem;
  font-size: 0.875rem;
}
.footer p { margin-bottom: 0.5rem; }
.footer-brand { font-weight: 600; }
.footer-rights { opacity: 0.8; }
.footer-note { opacity: 0.6; font-size: 0.75rem; max-width: 36rem; margin: 0 auto; }