:root {
  --black: #000000;
  --wine: #810A0A;
  --wine-dark: #5c0707;
  --wine-light: #a01414;
  --ink: #1a1a1a;
  --ink-soft: #4a4a4a;
  --bg: #ffffff;
  --bg-alt: #f8f6f5;
  --border: #ece8e7;
  --radius: 4px;
  --container: 1140px;
  --font-head: "Oswald", sans-serif;
  --font-body: "Inter", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  font-family: var(--font-head);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--black);
  margin: 0;
}

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

.eyebrow {
  font-family: var(--font-head);
  color: var(--wine);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  margin: 0 0 8px;
}
.eyebrow--center { text-align: center; }

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 40px;
}
.section-title--center { text-align: center; }

/* ---------- Header ---------- */

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 12px;
  padding-bottom: 12px;
}

.header__logo img {
  height: 44px;
  width: auto;
}

.nav {
  display: flex;
  gap: 28px;
  margin-left: auto;
}

.nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink);
}
.nav a:hover { color: var(--wine); }

.header__cta {
  white-space: nowrap;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}
.nav__toggle span {
  display: block;
  height: 2px;
  background: var(--black);
  border-radius: 2px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  transition: background 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
  border: none;
  cursor: pointer;
}

.btn--primary {
  background: var(--wine);
  color: #fff;
}
.btn--primary:hover {
  background: var(--wine-light);
  transform: scale(1.03);
  box-shadow: 0 10px 24px rgba(129, 10, 10, 0.3);
}

.btn--lg {
  padding: 16px 32px;
  font-size: 1.05rem;
}

.btn--outline {
  background: transparent;
  color: var(--wine);
  border: 1.5px solid var(--wine);
}
.btn--outline:hover {
  background: var(--wine);
  color: #fff;
  transform: scale(1.03);
}

.btn--sm {
  padding: 8px 18px;
  font-size: 0.85rem;
}

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

.hero {
  padding: 96px 0 72px;
  background: linear-gradient(180deg, #ffffff 0%, var(--bg-alt) 100%);
}

.hero__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.hero__content {
  max-width: 680px;
}

.hero__visual {
  flex-shrink: 0;
  width: 460px;
}

.hero__visual svg {
  width: 100%;
  height: auto;
}

@media (max-width: 1080px) {
  .hero__visual { display: none; }
}

.hero h1 {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  line-height: 1.15;
  margin-bottom: 20px;
}

.accent { color: var(--wine); }

.hero__lead {
  font-size: 1.15rem;
  color: var(--ink-soft);
  margin-bottom: 32px;
  max-width: 540px;
}

.hero__actions { margin-bottom: 20px; }

.hero--single .hero__inner { justify-content: center; }
.hero--single .hero__content { max-width: 720px; text-align: center; }
.hero--single .hero__lead { margin-left: auto; margin-right: auto; }

.hero--ensino { display: flex; }
.hero--ensino .hero__content { max-width: 560px; }

.hero__photo {
  flex-shrink: 0;
  width: 440px;
  align-self: flex-end;
  margin-bottom: -100px;
}

.hero__photo img {
  width: 100%;
  display: block;
  -webkit-mask-image: linear-gradient(180deg, #000 55%, transparent 88%);
  mask-image: linear-gradient(180deg, #000 55%, transparent 88%);
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
}

@media (max-width: 900px) {
  .hero--ensino { display: block; }
  .hero--ensino .hero__inner {
    flex-direction: column;
  }
  .hero--ensino .hero__content {
    max-width: 100%;
    text-align: center;
  }
  .hero--ensino .hero__lead {
    margin-left: auto;
    margin-right: auto;
  }
  .hero__photo {
    display: none;
  }
}

.hero__meta {
  font-size: 0.9rem;
  color: var(--ink-soft);
}

/* ---------- Autoridade ---------- */

.autoridade {
  position: relative;
  padding: 72px 0 120px;
  overflow: hidden;
}

.autoridade__inner {
  max-width: 760px;
  position: relative;
  z-index: 1;
}

.autoridade--sem-stamp { padding-bottom: 72px; }

.autoridade h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 8px 0 20px;
}

.autoridade p {
  color: var(--ink-soft);
  font-size: 1.05rem;
}

/* ---------- Professor ---------- */

.professor {
  padding: 64px 0;
  background-color: #ffffff;
  border-top: 1px solid var(--border);
}

#formacao {
  background: linear-gradient(180deg, var(--bg-alt) 0%, #ffffff 220px);
  border-top: none;
  margin-top: -2px;
}

.professor__inner {
  max-width: 760px;
}

.professor__foto { display: none; }

@media (min-width: 901px) {
  #professor .professor__inner {
    display: flex;
    align-items: flex-start;
    gap: 48px;
    max-width: 980px;
  }
  #professor .professor__foto {
    display: block;
    flex-shrink: 0;
    width: 460px;
  }
  #professor .professor__foto img {
    width: 100%;
    height: auto;
    display: block;
    -webkit-mask-image: radial-gradient(ellipse 70% 95% at 50% 30%, #000 40%, transparent 66%);
    mask-image: radial-gradient(ellipse 70% 95% at 50% 30%, #000 40%, transparent 66%);
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
  }
  #professor .professor__text { flex: 1; min-width: 0; }
}

.professor p {
  color: var(--ink-soft);
  font-size: 1.02rem;
}

.professor p + p {
  margin-top: 16px;
}

.professor__credenciais {
  display: flex;
  flex-wrap: nowrap;
  gap: 20px;
  margin-top: 32px;
}

.professor__credencial {
  display: flex;
  flex-direction: column;
  flex: 1 1 0;
  min-width: 0;
}

.professor__credencial-label {
  white-space: normal;
}

.professor__credencial-num {
  font-family: var(--font-head);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--wine);
}

.professor__credencial-label {
  font-size: 0.75rem;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 2px;
}

.professor__cta {
  margin-top: 32px;
  padding: 15px 30px;
  font-size: 1.1875rem;
}

@media (max-width: 900px) {
  .professor__cta {
    display: flex;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
  }
}

.stamp {
  position: absolute;
  right: -50px;
  bottom: -60px;
  z-index: 0;
  color: var(--wine);
  opacity: 0.8;
  transform: rotate(-8deg);
  mix-blend-mode: multiply;
  pointer-events: none;
}

.stamp text {
  font-family: var(--font-head), sans-serif;
  fill: currentColor;
}

@media (max-width: 760px) {
  .stamp {
    width: 200px;
    height: 200px;
    right: -20px;
    bottom: -20px;
  }
  .stamp svg { width: 100%; height: 100%; }
  .autoridade {
    padding-bottom: 200px;
  }
}

/* ---------- Grids ---------- */

.grid {
  display: grid;
  gap: 28px;
}

.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); max-width: 480px; margin: 0 auto; }
.grid--servicos { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 900px) {
  .grid--4, .grid--3, .grid--servicos { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .grid--4, .grid--3, .grid--servicos, .grid--2 { grid-template-columns: 1fr; }
}

/* ---------- Diferenciais ---------- */

.diferenciais {
  padding: 72px 0;
  background-color: var(--bg-alt);
  background-image:
    linear-gradient(rgba(129, 10, 10, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(129, 10, 10, 0.05) 1px, transparent 1px);
  background-size: 28px 28px;
}

.diferenciais__cta {
  text-align: center;
  margin-top: 40px;
}

.card-diferencial {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card-diferencial:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.08);
}

.card-diferencial__icon {
  display: block;
  width: 36px;
  height: 36px;
  color: var(--wine);
  margin-bottom: 16px;
}
.card-diferencial__icon svg {
  width: 100%;
  height: 100%;
}

.card-diferencial h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
}

.card-diferencial p {
  color: var(--ink-soft);
  font-size: 0.95rem;
  margin: 0;
}

/* ---------- Servicos ---------- */

.servicos { padding: 72px 0; }

.cursos__group-label {
  text-align: center;
  font-family: var(--font-head);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin: 0 0 20px;
}

.cursos__group-label--dev { margin-top: 48px; }

.card-curso {
  display: flex;
  flex-direction: column;
}

.card-curso__tag {
  font-family: var(--font-head);
  color: var(--wine);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.72rem;
  margin: 0 0 8px;
}

.card-curso__badge {
  display: inline-block;
  align-self: flex-start;
  background: var(--bg-alt);
  color: var(--ink-soft);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 12px;
}

.card-curso__cta {
  margin-top: 18px;
  align-self: flex-start;
}

.card-servico {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card-servico:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.08);
}

.card-servico--destaque {
  background: var(--wine);
  border-color: var(--wine);
}
.card-servico--destaque:hover {
  box-shadow: 0 16px 32px rgba(129, 10, 10, 0.28);
}
.card-servico.card-servico--destaque h3,
.card-servico.card-servico--destaque p {
  color: #fff;
}

.card-servico h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
}

.card-servico p {
  color: var(--ink-soft);
  font-size: 0.92rem;
  margin: 0;
}

/* ---------- Quando chamar ---------- */

.quando-chamar {
  padding: 72px 0;
  background-color: var(--bg-alt);
  background-image:
    linear-gradient(rgba(129, 10, 10, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(129, 10, 10, 0.05) 1px, transparent 1px);
  background-size: 28px 28px;
}

.card-sinal {
  background: #fff;
  border-left: 3px solid var(--wine);
  border-radius: var(--radius);
  padding: 24px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card-sinal:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.08);
}

.card-sinal h3 {
  font-size: 1rem;
  margin-bottom: 8px;
}

.card-sinal p {
  color: var(--ink-soft);
  font-size: 0.92rem;
  margin: 0;
}

/* ---------- Prova social ---------- */

.prova-social { padding: 72px 0; }

.stats { margin-bottom: 48px; }

.diferenciais__stats {
  max-width: 640px;
  margin: 28px auto 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.depoimento.depoimento--destaque {
  background: #fff;
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
  padding: 32px 40px;
}
.depoimento.depoimento--destaque p {
  font-size: 1.1rem;
}

.stat {
  text-align: center;
  padding: 20px;
}

.stat__num {
  display: block;
  font-family: var(--font-head);
  font-size: 2.6rem;
  color: var(--wine);
  line-height: 1;
  margin-bottom: 8px;
}

.stat__label {
  font-size: 0.9rem;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.depoimento {
  background: var(--bg-alt);
  border-radius: var(--radius);
  padding: 24px;
  margin: 0;
}

.depoimento p {
  font-size: 0.98rem;
  color: var(--ink);
  margin: 0 0 14px;
}

.depoimento cite {
  font-size: 0.85rem;
  color: var(--ink-soft);
  font-style: normal;
}

/* ---------- CTA final ---------- */

.cta-final {
  padding: 80px 0;
  background: var(--black);
  text-align: center;
}

.cta-final__inner {
  max-width: 640px;
  margin: 0 auto;
}

.cta-final h2 {
  color: #fff;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  margin-bottom: 28px;
}

/* ---------- CTA band (repetições) ---------- */

.cta-band {
  padding: 40px 0;
  background-color: var(--bg-alt);
  background-image:
    linear-gradient(rgba(129, 10, 10, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(129, 10, 10, 0.05) 1px, transparent 1px);
  background-size: 28px 28px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.cta-band__inner {
  text-align: center;
}

.cta-band__lead {
  font-size: 1.05rem;
  color: var(--ink-soft);
  margin: 0 0 20px;
}

.cta-band--final {
  background-color: var(--bg);
  background-image: none;
  border-top: none;
  border-bottom: none;
  padding-top: 16px;
}

/* ---------- Redes sociais ---------- */

.redes-sociais {
  padding: 72px 0;
  background-color: var(--bg-alt);
}

.redes-sociais__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  text-align: center;
}

.redes-sociais__content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.redes-sociais__title { margin: 0 0 14px; }
.redes-sociais__text { color: var(--ink-soft); margin: 0; }

.redes-sociais__visual {
  width: 220px;
}

.redes-sociais__visual img {
  width: 100%;
  height: auto;
  display: block;
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.15));
}

.redes-sociais__visual--desktop { display: none; }

@media (min-width: 901px) {
  .redes-sociais__inner {
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 56px;
  }
  .redes-sociais__content {
    align-items: flex-start;
    text-align: left;
    gap: 8px;
    order: 2;
    flex: 1;
    min-width: 0;
    max-width: 560px;
  }
  .redes-sociais__cta { margin-top: 16px; }
  .redes-sociais__visual--mobile { display: none; }
  .redes-sociais__visual--desktop {
    display: block;
    width: 280px;
    flex-shrink: 0;
    order: 1;
  }
}

/* ---------- Projetos realizados ---------- */

.projetos { padding: 72px 0 40px; }

.projetos__lead {
  text-align: center;
  color: var(--ink-soft);
  max-width: 560px;
  margin: -20px auto 40px;
}

.card-projeto {
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card-projeto:hover {
  transform: translateY(-6px);
}

.card-projeto img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
  display: block;
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.08);
}

.card-projeto p {
  margin: 0;
  font-family: var(--font-head);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.85rem;
  color: var(--ink-soft);
  text-align: center;
}

.card-projeto__desc {
  display: block;
  font-size: 0.9rem;
  color: var(--ink-soft);
  text-align: center;
  line-height: 1.5;
}

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

.footer {
  background: var(--black);
  border-top: 1px solid var(--black);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr 2fr auto;
  gap: 32px;
  padding: 56px 24px;
  align-items: start;
}

.footer__brand {
  display: inline-flex;
  width: fit-content;
  background: #fff;
  border-radius: 10px;
  padding: 14px 20px;
}

.footer__brand img { height: 52px; }

.footer__info {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.footer__info p {
  margin: 0;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.65);
}
.footer__info strong {
  color: #fff;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.footer__info a:hover { color: var(--wine-light); }

.social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 50%;
  color: rgba(255, 255, 255, 0.65);
}
.social-icon:hover { color: var(--wine-light); border-color: var(--wine-light); }

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 18px 0;
}
.footer__bottom p {
  margin: 0;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
  text-align: center;
}

@media (max-width: 800px) {
  .footer__inner { grid-template-columns: 1fr; }
  .footer__info { grid-template-columns: 1fr; }
}

/* ---------- WhatsApp float ---------- */

.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  background: var(--wine);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(129, 10, 10, 0.35);
  z-index: 90;
  transition: transform 0.15s ease;
}
.whatsapp-float:hover { transform: scale(1.06); }

/* ---------- Mobile nav ---------- */

@media (max-width: 860px) {
  .nav {
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid var(--border);
    transform: translateY(-100vh);
    transition: transform 0.2s ease;
  }
  .nav.is-open { transform: translateY(0); }
  .nav a {
    padding: 16px 24px;
    border-top: 1px solid var(--border);
  }
  .header__cta { display: none; }
  .nav__toggle { display: flex; }
}

/* ---------- Reveal on scroll ---------- */

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Cascata: cards de um grid entram em sequência, não todos juntos */
.reveal .grid > * {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.reveal.is-visible .grid > * {
  opacity: 1;
  transform: translateY(0);
}
.reveal .grid > *:nth-child(1) { transition-delay: 0s; }
.reveal .grid > *:nth-child(2) { transition-delay: 0.08s; }
.reveal .grid > *:nth-child(3) { transition-delay: 0.16s; }
.reveal .grid > *:nth-child(4) { transition-delay: 0.24s; }
.reveal .grid > *:nth-child(5) { transition-delay: 0.32s; }
.reveal .grid > *:nth-child(6) { transition-delay: 0.4s; }

/* ---------- Barra de progresso de leitura ---------- */

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  z-index: 200;
  background: transparent;
}

.scroll-progress__bar {
  height: 100%;
  width: 0%;
  background: var(--wine);
}