:root {
  --sand: #f4f1e8;
  --ink: #16221c;
  --forest: #12372a;
  --mint: #7bc3a0;
  --amber: #e3a647;
  --display: Georgia, Cambria, "Times New Roman", serif;
  --sans:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--sand);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.6;
}

a {
  color: inherit;
}

a:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--amber) 70%, white);
  outline-offset: 3px;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--display);
  font-weight: 600;
  letter-spacing: -0.03em;
}

p {
  margin: 0;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.shell {
  width: min(100% - 2rem, 1180px);
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 10;
  padding: 0.6rem 1rem;
  border-radius: 0.75rem;
  background: var(--forest);
  color: white;
}

.skip-link:focus {
  top: 1rem;
}

.eyebrow {
  color: color-mix(in srgb, var(--forest) 75%, transparent);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.band-dark .eyebrow {
  color: var(--mint);
}

/* Cabeçalho */
.site-header {
  padding-block: 1rem;
}

.header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--display);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand b {
  color: var(--amber);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
  margin-left: auto;
  font-size: 0.9rem;
  font-weight: 600;
}

.nav a {
  padding-block: 0.25rem;
  color: color-mix(in srgb, var(--ink) 70%, transparent);
  text-decoration: none;
}

.nav a:hover {
  color: var(--ink);
}

/* Botões */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.9rem;
  padding: 0.7rem 1.4rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 700;
  text-decoration: none;
  transition:
    background-color 0.15s,
    border-color 0.15s;
}

.button-primary {
  background: var(--forest);
  color: white;
}

.button-primary:hover {
  background: color-mix(in srgb, var(--forest) 88%, white);
}

.button-secondary {
  border-color: color-mix(in srgb, var(--forest) 25%, transparent);
  background: rgba(255, 255, 255, 0.6);
  color: var(--forest);
}

.button-secondary:hover {
  border-color: var(--forest);
  background: white;
}

/* Hero */
.hero {
  display: grid;
  gap: 3rem;
  padding-block: 3.5rem 4.5rem;
}

.hero h1 {
  max-width: 14ch;
  margin-top: 1.25rem;
  font-size: clamp(2.4rem, 7vw, 4.6rem);
  line-height: 1;
}

.hero h1 span {
  display: block;
  margin-top: 0.4em;
  max-width: 22ch;
  color: var(--forest);
  font-size: 0.5em;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.lead {
  max-width: 40rem;
  margin-top: 1.5rem;
  color: color-mix(in srgb, var(--ink) 68%, transparent);
  font-size: 1.1rem;
  line-height: 1.8;
}

.actions {
  display: grid;
  gap: 0.75rem;
  margin-top: 2rem;
}

.example {
  align-self: end;
  padding: 1.75rem;
  border-radius: 2rem;
  background: var(--forest);
  box-shadow: 0 24px 60px color-mix(in srgb, var(--forest) 25%, transparent);
  color: white;
}

.example-tag {
  color: color-mix(in srgb, white 60%, transparent);
  font-size: 0.8rem;
  font-weight: 600;
}

.example-title {
  margin-top: 1rem;
  font-family: var(--display);
  font-size: 1.9rem;
  font-weight: 600;
}

.example ul {
  display: grid;
  gap: 1.1rem;
  margin-top: 1.5rem;
}

.example li {
  display: flex;
  gap: 0.85rem;
}

.example strong {
  display: block;
}

.example small {
  color: color-mix(in srgb, white 65%, transparent);
  font-size: 0.85rem;
}

.dot {
  flex: none;
  width: 0.8rem;
  height: 0.8rem;
  margin-top: 0.4rem;
  border-radius: 50%;
}

.dot-amber {
  background: var(--amber);
}

.dot-mint {
  background: var(--mint);
}

.dot-white {
  background: white;
}

/* Secções */
.section {
  padding-block: 4rem;
  border-top: 1px solid color-mix(in srgb, var(--ink) 10%, transparent);
}

.section h2,
.band h2 {
  margin-top: 1rem;
  max-width: 24ch;
  font-size: clamp(1.9rem, 4.5vw, 2.8rem);
  line-height: 1.1;
}

.band {
  padding-block: 4rem;
  background: rgba(255, 255, 255, 0.55);
}

.band-dark {
  background: var(--forest);
  color: white;
}

.problem,
.trust,
.contact {
  display: grid;
  gap: 2.5rem;
}

.trust p:not(.eyebrow) {
  max-width: 34rem;
  margin-top: 1.25rem;
  color: color-mix(in srgb, white 70%, transparent);
}

.checks {
  display: grid;
  gap: 0.9rem;
  align-self: center;
}

.checks li {
  position: relative;
  padding-left: 1.9rem;
  color: color-mix(in srgb, var(--ink) 75%, transparent);
}

.checks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 0.9rem;
  height: 0.9rem;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: inset 0 0 0 4px var(--forest);
}

.checks-light li {
  color: color-mix(in srgb, white 85%, transparent);
}

.checks-light li::before {
  box-shadow: inset 0 0 0 4px var(--mint);
  background: var(--forest);
}

.steps {
  display: grid;
  gap: 1rem;
  margin-top: 2.5rem;
}

.steps li,
.cards li {
  padding: 1.5rem;
  border: 1px solid color-mix(in srgb, var(--forest) 12%, transparent);
  border-radius: 1.25rem;
  background: rgba(255, 255, 255, 0.65);
}

.step-number {
  display: inline-grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  margin-bottom: 1rem;
  border-radius: 0.75rem;
  background: var(--forest);
  color: white;
  font-weight: 700;
}

.steps h3,
.cards h3 {
  font-family: var(--sans);
  font-size: 1.05rem;
  letter-spacing: 0;
}

.steps p,
.cards p {
  margin-top: 0.5rem;
  color: color-mix(in srgb, var(--ink) 65%, transparent);
  font-size: 0.95rem;
}

.cards {
  display: grid;
  gap: 1rem;
  margin-top: 2.5rem;
}

.contact-card {
  display: grid;
  gap: 1rem;
  align-self: center;
  padding: 1.75rem;
  border: 1px solid color-mix(in srgb, var(--forest) 12%, transparent);
  border-radius: 1.5rem;
  background: rgba(255, 255, 255, 0.65);
  font-size: 0.95rem;
}

.contact-card a:not(.button) {
  color: var(--forest);
  font-weight: 700;
}

/* Rodapé */
.site-footer {
  padding-block: 1.75rem;
  border-top: 1px solid color-mix(in srgb, var(--ink) 10%, transparent);
  color: color-mix(in srgb, var(--ink) 60%, transparent);
  font-size: 0.85rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
}

/* 404 */
.not-found {
  min-height: 60vh;
  display: grid;
  align-content: center;
  justify-items: start;
  gap: 1rem;
  padding-block: 4rem;
}

.not-found h1 {
  font-size: clamp(2.2rem, 6vw, 3.6rem);
}

@media (min-width: 720px) {
  .actions {
    display: flex;
    flex-wrap: wrap;
  }

  .steps {
    grid-template-columns: repeat(3, 1fr);
  }

  .cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .hero {
    grid-template-columns: 1.25fr 0.75fr;
    align-items: end;
    padding-block: 5rem 6rem;
  }

  .problem,
  .trust,
  .contact {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
  }

  .cards {
    grid-template-columns: repeat(4, 1fr);
  }
}

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

  .button {
    transition: none;
  }
}