:root {
  --yellow: #FFD400;
  --yellow-soft: #FFF6CE;
  --black: #111111;
  --white: #ffffff;
  --gray-text: #333333;
  --radius: 14px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--black);
  background: var(--white);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ---------- Topbar ---------- */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--yellow);
  padding: 18px 40px;
  flex-wrap: wrap;
  gap: 12px;
}

.logo {
  margin: 0;
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 800;
  letter-spacing: 0.5px;
}

.brand-badge {
  height: 120px;
  width: auto;
}

/* ---------- Hero ---------- */

.hero {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 56px 40px 64px;
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 56px;
  align-items: start;
}

.hero__title {
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 800;
  margin: 0 0 12px;
  line-height: 1.15;
}

.hero__subtitle {
  font-size: 17px;
  color: var(--gray-text);
  margin: 0 0 32px;
}

.features {
  list-style: none;
  margin: 0 0 36px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.feature {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.feature__icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--yellow);
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature__text h3 {
  margin: 0 0 4px;
  font-size: 19px;
  font-weight: 800;
}

.feature__text p {
  margin: 0;
  font-size: 17px;
  color: var(--gray-text);
  line-height: 1.4;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 700;
  padding: 14px 26px;
  border-radius: 999px;
  cursor: pointer;
  font-family: inherit;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

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

.btn:focus-visible {
  outline: 3px solid var(--black);
  outline-offset: 2px;
}

.btn--filled {
  background: var(--yellow);
  color: var(--black);
  border: 2px solid var(--black);
  width: 100%;
}

/* ---------- Aside cards ---------- */

.hero__aside {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.card {
  border-radius: var(--radius);
  padding: 20px 22px;
}

.card--how {
  background: var(--black);
  color: var(--white);
}

.card--how__title {
  margin: 0 0 12px;
  font-size: 18px;
  font-weight: 800;
  color: var(--yellow);
  text-align: center;
}

.card--how__list {
  margin: 0;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
}

.card--plan {
  background: var(--black);
  color: var(--white);
  position: relative;
  padding-top: 28px;
  text-align: center;
}

.card--plan__ribbon {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--yellow);
  color: var(--black);
  font-size: 13px;
  font-weight: 800;
  padding: 6px 18px;
  border-radius: 999px;
  white-space: nowrap;
}

.card--plan__price {
  margin: 10px 0 4px;
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1;
}

.card--plan__currency {
  font-size: 13px;
  color: #cfcfcf;
  margin-bottom: 4px;
}

.card--plan__value {
  font-size: 52px;
  font-weight: 800;
}

.card--plan__cents {
  font-size: 20px;
  font-weight: 700;
  vertical-align: super;
}

/* ---------- Footer ---------- */

.footer {
  background: var(--black);
  color: var(--white);
  text-align: center;
  padding: 14px 20px;
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.3px;
  margin-top: auto;
}

/* ---------- Responsive ---------- */

@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 40px 24px 48px;
  }

  .topbar {
    padding: 16px 24px;
  }

  .btn--cadastro {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .card--plan__value {
    font-size: 44px;
  }
}