@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --bg: #050505;
  --line: #252525;
  --text: #f5f5f5;
  --muted: #a7a7a7;
  --lime: #b8ff00;
  --red: #e10600;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 82% 15%, rgba(184,255,0,.08), transparent 28%),
    radial-gradient(circle at 15% 45%, rgba(225,6,0,.08), transparent 30%),
    var(--bg);
  color: var(--text);
  font-family: Inter, Arial, sans-serif;
  line-height: 1.5;
}

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


/* =========================
   CABEÇALHO
========================= */

.site-header {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  min-height: 82px;

  display: flex;
  align-items: center;
  gap: 28px;

  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}

.brand img {
  display: block;
  width: 60px;
  height: 60px;
  object-fit: contain;
}

.brand span {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: .08em;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  flex: 1;
}

.nav a {
  font-size: 11px;
  font-weight: 600;
  color: #ddd;
}

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

.whatsapp {
  border: 1px solid #4b6500;
  color: var(--lime);

  padding: 11px 15px;

  border-radius: 6px;

  font-size: 11px;
  font-weight: 700;

  white-space: nowrap;
}


/* =========================
   HERO
========================= */

.hero {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;

  min-height: 650px;

  padding: 95px 0 85px;

  display: grid;
  grid-template-columns: 1.15fr .85fr;

  align-items: center;

  gap: 70px;

  border-bottom: 1px solid var(--line);
}

.hero-copy {
  max-width: 720px;
}

.eyebrow {
  margin: 0 0 13px;

  color: var(--lime);

  font-size: 11px;
  font-weight: 800;

  letter-spacing: .15em;
}

.hero h1 {
  margin: 0 0 25px;

  font-size: clamp(48px, 6.5vw, 82px);

  line-height: .95;

  letter-spacing: -.06em;
}

.hero h1 span,
h2 span {
  color: var(--lime);
}

.hero-lead {
  max-width: 650px;

  margin: 0 0 30px;

  color: #c6c6c6;

  font-size: 17px;
}

.hero-actions {
  display: flex;

  align-items: center;

  gap: 22px;

  flex-wrap: wrap;
}

.btn {
  display: inline-flex;

  align-items: center;
  justify-content: center;

  gap: 16px;

  padding: 15px 20px;

  border-radius: 5px;

  font-size: 11px;
  font-weight: 800;

  letter-spacing: .03em;
}

.btn-primary {
  background: var(--red);

  border: 1px solid var(--red);

  color: white;
}

.btn-primary:hover {
  background: #b80500;

  border-color: #b80500;
}

.hero-cover {
  display: flex;

  justify-content: center;
}

.hero-cover img {
  display: block;

  width: min(100%, 380px);

  max-height: 530px;

  object-fit: contain;

  filter: drop-shadow(0 25px 45px rgba(0,0,0,.55));
}


/* =========================
   SEÇÕES
========================= */

.section {
  width: min(1180px, calc(100% - 40px));

  margin: 0 auto;

  padding: 100px 0;

  border-bottom: 1px solid var(--line);
}

.section-label {
  display: flex;

  align-items: center;

  gap: 13px;

  margin-bottom: 48px;
}

.section-label span {
  color: var(--lime);

  font-size: 12px;

  font-weight: 800;
}

.section-label p {
  margin: 0;

  color: #888;

  font-size: 11px;

  font-weight: 800;

  letter-spacing: .14em;
}


/* =========================
   PROBLEMA
========================= */

.two-col {
  display: grid;

  grid-template-columns: 1fr 1fr;

  gap: 80px;
}

.two-col h2,
.section-intro h2,
.method h2,
.quote h2,
.author h2 {
  margin: 0;

  font-size: clamp(38px, 5vw, 62px);

  line-height: 1;

  letter-spacing: -.055em;
}

.two-col > div {
  color: #b8b8b8;

  font-size: 16px;
}


/* =========================
   CONTEÚDO
========================= */

.learn .section-intro {
  display: grid;

  grid-template-columns: 1fr 1fr;

  gap: 80px;

  align-items: end;

  margin-bottom: 60px;
}

.section-intro > p {
  margin: 0;

  color: var(--muted);

  max-width: 500px;
}

.learn-grid {
  display: grid;

  grid-template-columns: repeat(3, 1fr);

  border-top: 1px solid var(--line);

  border-left: 1px solid var(--line);
}

.learn-grid article {
  padding: 30px;

  min-height: 220px;

  border-right: 1px solid var(--line);

  border-bottom: 1px solid var(--line);
}

.learn-grid strong {
  color: var(--lime);

  font-size: 11px;
}

.learn-grid h3 {
  margin: 35px 0 12px;

  font-size: 21px;

  line-height: 1.05;
}

.learn-grid p {
  margin: 0;

  color: #999;

  font-size: 13px;
}


/* =========================
   MÉTODO
========================= */

.method-layout {
  display: grid;

  grid-template-columns: .9fr 1.1fr;

  gap: 100px;
}

.principles {
  border-top: 1px solid var(--line);
}

.principles > div {
  display: grid;

  grid-template-columns: 45px 1fr;

  gap: 15px;

  padding: 23px 0;

  border-bottom: 1px solid var(--line);
}

.principles span {
  color: var(--lime);

  font-size: 11px;

  font-weight: 800;
}

.principles p {
  margin: 0;

  color: #aaa;

  font-size: 14px;
}

.principles b {
  color: var(--text);
}


/* =========================
   FRASE
========================= */

.quote-box {
  padding: 70px;

  border: 1px solid var(--line);

  background:
    linear-gradient(
      135deg,
      #0d0d0d,
      #070707
    );
}

.quote-box > p:last-child {
  margin: 30px 0 0;

  color: #888;

  font-size: 12px;

  font-weight: 700;

  letter-spacing: .12em;

  text-transform: uppercase;
}


/* =========================
   AUTOR
========================= */

.author-grid {
  display: grid;

  grid-template-columns: 150px 1fr;

  gap: 40px;

  align-items: center;
}

.author-photo {
  width: 150px;

  height: 200px;

  overflow: hidden;

  background: #111;

  border: 1px solid var(--line);
}

.author-photo img {
  width: 100%;

  height: 100%;

  display: block;

  object-fit: cover;
}

.author-grid > div:last-child > p:not(.eyebrow) {
  max-width: 680px;

  color: #aaa;

  font-size: 15px;
}


/* =========================
   CTA FINAL
========================= */

.final-cta {
  width: min(1180px, calc(100% - 40px));

  margin: 0 auto;

  padding: 105px 0;

  display: flex;

  align-items: end;

  justify-content: space-between;

  gap: 50px;
}

.final-cta h2 {
  margin: 0 0 25px;

  font-size: clamp(42px, 5vw, 70px);

  line-height: .98;

  letter-spacing: -.06em;
}

.final-cta p:not(.eyebrow) {
  margin: 0;

  max-width: 620px;

  color: #999;
}


/* =========================
   RODAPÉ
========================= */

.footer {
  width: min(1180px, calc(100% - 40px));

  margin: 0 auto;

  padding: 40px 0 28px;

  border-top: 1px solid var(--line);

  display: grid;

  grid-template-columns: 1.4fr .8fr .8fr;

  gap: 40px;

  color: #888;

  font-size: 12px;
}

.footer .brand img {
  width: 60px;

  height: 60px;
}

.footer p {
  max-width: 260px;

  margin: 15px 0 0;
}

.footer-links {
  display: grid;

  gap: 8px;
}

.footer-links a:hover {
  color: var(--lime);
}

.footer-copy {
  align-self: end;

  text-align: right;
}


/* =========================
   TABLET
========================= */

@media (max-width: 900px) {

  .nav {
    display: none;
  }

  .site-header {
    justify-content: space-between;
  }

  .hero,
  .two-col,
  .learn .section-intro,
  .method-layout {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 70px;

    gap: 50px;
  }

  .hero-cover {
    order: -1;
  }

  .learn-grid {
    grid-template-columns: 1fr 1fr;
  }

  .author-grid {
    grid-template-columns: 150px 1fr;

    align-items: start;
  }

  .final-cta {
    flex-direction: column;

    align-items: flex-start;
  }

  .footer {
    grid-template-columns: 1fr;
  }

  .footer-copy {
    text-align: left;
  }

}


/* =========================
   CELULAR
========================= */

@media (max-width: 600px) {

  .site-header,
  .hero,
  .section,
  .final-cta,
  .footer {
    width: min(100% - 28px, 1180px);
  }

  .hero h1 {
    font-size: 48px;
  }

  .hero-cover img {
    width: min(100%, 300px);
  }

  .learn-grid {
    grid-template-columns: 1fr;
  }

  .quote-box {
    padding: 35px 25px;
  }

  .author-grid {
    grid-template-columns: 120px 1fr;

    gap: 25px;
  }

  .author-photo {
    width: 120px;

    height: 160px;
  }

  .section {
    padding: 75px 0;
  }

}