/* ===============================
   LANDING PAGE PREMIUM
   Paleta: Dourado, Vinho, Preto e Champagne
================================= */

:root {
  --dourado-principal: #D4AF37;
  --dourado-claro: #f6d365;
  --dourado-escuro: #8B6514;
  --vinho-premium: #5B0D16;
  --vinho-medio: #861B27;
  --preto-elegante: #141414;
  --cinza-grafite: #2B2B2B;
  --bege-champagne: #E9DCC3;
  --branco-quente: #F8F6F1;
  --cinza-texto: #6F6A63;

  --shadow-gold: 0 18px 45px rgba(212, 175, 55, 0.18);
  --shadow-dark: 0 18px 50px rgba(0, 0, 0, 0.35);
  --radius: 22px;
  --transition: 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Open Sans", Arial, Helvetica, sans-serif;
  background: var(--branco-quente);
  color: var(--cinza-grafite);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

.container {
  width: min(1180px, 92%);
  margin: 0 auto;
}

.section {
  padding: 95px 0;
}

.section-label {
  display: inline-block;
  color: var(--dourado-principal);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 14px;
}

h1,
h2,
h3 {
  line-height: 1.15;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 5.4rem);
  color: var(--branco-quente);
  max-width: 900px;
  margin-bottom: 24px;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.3rem);
  color: var(--vinho-premium);
  margin-bottom: 20px;
}

h3 {
  font-size: 1.35rem;
  margin-bottom: 12px;
}

p {
  color: var(--cinza-texto);
  font-size: 1rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 55px;
  align-items: center;
}

/* ===============================
   HEADER
================================= */

.header {
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  background: #0303036c;
  z-index: 1000;
  border-bottom: 1px solid rgba(212, 175, 55, 0.18);
  transition: 0.35s ease;
}

/* Quando rolar para baixo, vira vidro fosco */
.header.scrolled {
  background: #312a2a5b;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 12px 35px rgba(255, 255, 255, 0.35);
  border-bottom: 1px solid rgba(212, 175, 55, 0.28);
}

.nav {
  height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--dourado-principal);
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.logo-mark {
  width: 60px;
  height: 60px;
  display: block;
}

.logo-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.4));
  display: block;
}

.menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.menu a {
  color: var(--branco-quente);
  font-size: 0.95rem;
  transition: var(--transition);
}

.menu a:hover {
  color: var(--dourado-claro);
}

.btn-menu {
  background: var(--dourado-principal);
  color: var(--preto-elegante) !important;
  padding: 12px 18px;
  border-radius: 999px;
  font-weight: 800;
}

.btn-menu:hover {
  background: var(--dourado-claro);
  transform: translateY(-2px);
}

.menu-toggle {
  display: none;
  background: transparent;
  border: 0;
  cursor: pointer;
}

.menu-toggle span {
  width: 28px;
  height: 2px;
  background: var(--dourado-principal);
  display: block;
  margin: 6px 0;
  transition: var(--transition);
}

/* ===============================
   HERO COM VÍDEO
================================= */

.hero {
  min-height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--preto-elegante);
  padding-top: 82px;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: blur(2px) brightness(0.48);
  transform: scale(1.04);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(212, 175, 55, 0.22), transparent 28%),
    linear-gradient(90deg, rgba(20, 20, 20, 0.96), rgba(91, 13, 22, 0.7), rgba(20, 20, 20, 0.75));
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 90px 0;
}

.tagline {
  display: inline-flex;
  color: var(--preto-elegante);
  background: linear-gradient(135deg, var(--dourado-principal), var(--dourado-claro));
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 800;
  margin-bottom: 24px;
  box-shadow: var(--shadow-gold);
}

.hero-content p {
  color: rgba(248, 246, 241, 0.86);
  max-width: 650px;
  font-size: 1.15rem;
  margin-bottom: 34px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 42px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 14px 24px;
  border-radius: 999px;
  font-weight: 800;
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--dourado-principal), var(--dourado-claro));
  color: var(--preto-elegante);
  box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
  background: var(--dourado-claro);
  transform: translateY(-3px);
}

.btn-secondary {
  border-color: rgba(248, 246, 241, 0.35);
  color: var(--branco-quente);
  background: rgba(248, 246, 241, 0.08);
}

.btn-secondary:hover {
  border-color: var(--dourado-principal);
  color: var(--dourado-claro);
  transform: translateY(-3px);
}

.btn-dark {
  background: var(--vinho-premium);
  color: var(--branco-quente);
  border-color: rgba(212, 175, 55, 0.35);
}

.btn-dark:hover {
  background: var(--vinho-medio);
  transform: translateY(-3px);
}

.full {
  width: 100%;
}

.hero-info {
  display: grid;
  grid-template-columns: repeat(3, minmax(130px, 190px));
  gap: 16px;
}

.hero-info div {
  padding: 18px;
  border-radius: 18px;
  background: rgba(248, 246, 241, 0.08);
  border: 1px solid rgba(212, 175, 55, 0.22);
  backdrop-filter: blur(10px);
}

.hero-info strong {
  display: block;
  color: var(--dourado-principal);
  font-size: 1.45rem;
}

.hero-info span {
  color: rgba(248, 246, 241, 0.74);
  font-size: 0.88rem;
}

/* ===============================
   QUEM SOMOS
================================= */

.about {
  background: var(--vinho-premium);
  color: var(--branco-quente);
}

.about .grid-2 {
  align-items: center;
}

.about h2 {
  color: var(--dourado-principal);
  font-size: clamp(1.9rem, 2.6vw, 2.6rem);
  line-height: 1.2;
}

.about p {
  color: rgba(248, 246, 241, 0.82);
  margin-bottom: 22px;
  font-size: 1.05rem;
  line-height: 1.65;
}

.about-image {
  position: relative;
}

.about-image img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
  border: 1px solid rgba(212, 175, 55, 0.35);
  box-shadow: -18px 18px 0 rgba(212, 175, 55, 0.14), var(--shadow-dark);
  transition: var(--transition);
}

.about-image:hover img {
  transform: translateY(-4px);
}

.about-image figcaption {
  margin-top: 16px;
  text-align: center;
  color: var(--dourado-claro);
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: 0.3px;
}

/* ===============================
   BENEFÍCIOS
================================= */

.section-title-center {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 48px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card {
  background: var(--branco-quente);
  border: 1px solid rgba(139, 101, 20, 0.18);
  border-radius: var(--radius);
  padding: 34px;
  box-shadow: 0 12px 35px rgba(20, 20, 20, 0.07);
  transition: var(--transition);
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-gold);
  border-color: rgba(212, 175, 55, 0.45);
}

.icon {
  width: 54px;
  height: 54px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--vinho-premium), var(--vinho-medio));
  color: var(--dourado-claro);
  font-weight: 900;
  margin-bottom: 22px;
}

.card h3 {
  color: var(--vinho-premium);
}

/* ===============================
   CURSOS
================================= */

.courses {
  background:
    linear-gradient(135deg, rgba(233, 220, 195, 0.78), rgba(248, 246, 241, 1)),
    var(--bege-champagne);
}

.check-list {
  list-style: none;
  margin-top: 24px;
}

.check-list li {
  position: relative;
  padding-left: 32px;
  margin-bottom: 14px;
  color: var(--cinza-grafite);
  font-weight: 600;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--dourado-escuro);
  font-weight: 900;
}

.course-box {
  background: var(--preto-elegante);
  border: 1px solid rgba(212, 175, 55, 0.28);
  border-radius: var(--radius);
  padding: 42px;
  box-shadow: var(--shadow-dark);
}

.course-box h3 {
  color: var(--dourado-principal);
  font-size: 1.75rem;
}

.course-box p,
.course-box small {
  color: rgba(248, 246, 241, 0.76);
}

.course-box .btn {
  margin-top: 16px;
}

.course-box small {
  display: block;
  margin-top: 22px;
  text-align: center;
}

/* ===============================
   VÍDEOS
================================= */

.videos {
  background: var(--cinza-grafite);
}

.videos h2 {
  color: var(--dourado-principal);
}

.videos .section-title-center p {
  color: rgba(248, 246, 241, 0.78);
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.video-card {
  background: var(--preto-elegante);
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow-dark);
}

.video-wrapper {
  border-radius: 18px;
  overflow: hidden;
  background: #000;
  border: 1px solid rgba(212, 175, 55, 0.22);
}

.video-wrapper video {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.video-card h3 {
  color: var(--dourado-claro);
  margin-top: 22px;
  padding: 0 8px;
}

.video-card p {
  color: rgba(248, 246, 241, 0.72);
  padding: 0 8px 8px;
}

/* ===============================
   DEPOIMENTOS
================================= */

.testimonials {
  background: var(--preto-elegante);
  overflow: hidden;
}

.testimonials h2 {
  color: var(--dourado-principal);
}

.testimonials .section-title-center p {
  color: rgba(248, 246, 241, 0.78);
}

.testimonial-carousel {
  overflow: hidden;
  width: 100%;
  padding: 4px 0;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}

.testimonial-track {
  display: flex;
  width: max-content;
  will-change: transform;
  animation: testimonial-scroll 42s linear infinite;
}

.testimonial-track.is-paused,
.testimonial-carousel:hover .testimonial-track {
  animation-play-state: paused;
}

@keyframes testimonial-scroll {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

.testimonial-card {
  flex: 0 0 320px;
  margin-right: 24px;
  background: var(--cinza-grafite);
  border: 1px solid rgba(212, 175, 55, 0.22);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: var(--shadow-dark);
}

.testimonial-stars {
  color: var(--dourado-principal);
  letter-spacing: 3px;
  font-size: 1.05rem;
  margin-bottom: 14px;
}

.testimonial-card p {
  color: rgba(248, 246, 241, 0.86);
  font-style: italic;
  font-size: 0.98rem;
  margin-bottom: 22px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  min-width: 44px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--dourado-principal), var(--vinho-medio));
  color: var(--preto-elegante);
  font-weight: 800;
  font-size: 0.85rem;
}

.testimonial-name {
  display: block;
  color: var(--dourado-claro);
  font-weight: 700;
  font-size: 0.95rem;
}

.testimonial-role {
  display: block;
  color: rgba(248, 246, 241, 0.6);
  font-size: 0.8rem;
}

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

.final-cta {
  position: relative;
  padding: 110px 0;
  text-align: center;
  overflow: hidden;
  background: var(--preto-elegante);
}

.final-cta-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: blur(1px) brightness(0.42);
  transform: scale(1.04);
}

.final-cta-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at center, rgba(212, 175, 55, 0.2), transparent 40%),
    linear-gradient(135deg, rgba(91, 13, 22, 0.9), rgba(20, 20, 20, 0.92));
}

.final-cta-content {
  position: relative;
  z-index: 2;
}

.final-cta h2 {
  color: var(--branco-quente);
}

.final-cta p {
  color: rgba(248, 246, 241, 0.78);
  max-width: 620px;
  margin: 0 auto 28px;
}

/* ===============================
   FOOTER
================================= */

.footer {
  background: var(--preto-elegante);
  color: var(--branco-quente);
  border-top: 1px solid rgba(212, 175, 55, 0.2);
}

.footer-content {
  padding: 48px 0;
  display: flex;
  justify-content: space-between;
  gap: 30px;
  align-items: flex-start;
}

.footer h3 {
  color: var(--dourado-principal);
}

.footer p {
  color: rgba(248, 246, 241, 0.72);
}

.footer-links {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}

.footer-links a {
  color: rgba(248, 246, 241, 0.82);
  transition: var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid rgba(248, 246, 241, 0.08);
  padding: 18px 0;
  text-align: center;
}

.footer-bottom p {
  color: rgba(248, 246, 241, 0.7);
  font-size: 0.9rem;
}

.footer-credit {
  margin-top: 6px;
}

.footer-credit a {
  color: var(--dourado-principal);
  font-weight: 700;
  transition: var(--transition);
}

.footer-credit a:hover {
  color: var(--dourado-claro);
  text-decoration: underline;
}

/* ===============================
   BOTÃO VOLTAR AO TOPO
================================= */

.back-top {
  position: fixed;
  right: 22px;
  bottom: 94px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--dourado-principal);
  color: var(--preto-elegante);
  font-size: 1.3rem;
  font-weight: 900;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: var(--transition);
  z-index: 999;
  box-shadow: var(--shadow-gold);
}

.back-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ===============================
   BOTÃO FLUTUANTE WHATSAPP
================================= */

.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #25d366;
  color: #ffffff;
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.35);
  transition: var(--transition);
  z-index: 1001;
}

.whatsapp-float:hover {
  background: #1ebe5b;
  transform: translateY(-3px) scale(1.06);
}

/* ===============================
   RESPONSIVO
================================= */

/* Tablets (ex: iPad) */
@media (max-width: 1024px) {
  .container {
    width: min(1180px, 90%);
  }

  .section {
    padding: 80px 0;
  }

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

  .testimonial-card {
    flex: 0 0 280px;
    margin-right: 20px;
  }
}

@media (max-width: 900px) {
  .menu-toggle {
    display: block;
  }

  .menu {
    position: absolute;
    top: 82px;
    right: 4%;
    width: min(320px, 92%);
    max-height: calc(100vh - 100px);
    overflow-y: auto;
    padding: 24px;
    border-radius: 18px;
    background: var(--preto-elegante);
    border: 1px solid rgba(212, 175, 55, 0.25);
    box-shadow: var(--shadow-dark);
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }

  .menu.active {
    display: flex;
  }

  .menu a {
    width: 100%;
  }

  .btn-menu {
    text-align: center;
  }

  .grid-2,
  .cards,
  .video-grid {
    grid-template-columns: 1fr;
  }

  .about-image {
    max-width: 420px;
    margin: 0 auto;
  }

  .hero-info {
    grid-template-columns: 1fr;
    max-width: 360px;
  }

  .section {
    padding: 72px 0;
  }

  .course-box {
    padding: 30px;
  }

  .footer-content {
    flex-direction: column;
  }

  .final-cta {
    padding: 80px 0;
  }
}

@media (max-width: 560px) {
  .container {
    width: min(1180px, 92%);
  }

  .nav {
    height: 74px;
  }

  .hero {
    padding-top: 74px;
  }

  .hero-content {
    padding: 60px 0;
  }

  .menu {
    top: 74px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .card {
    padding: 28px;
  }

  .about-image {
    max-width: 100%;
  }

  .about-image img {
    box-shadow: -10px 10px 0 rgba(212, 175, 55, 0.14), var(--shadow-dark);
  }

  .course-box {
    padding: 24px;
  }

  .testimonial-card {
    flex: 0 0 250px;
    margin-right: 16px;
    padding: 24px;
  }

  .footer-content {
    text-align: center;
    align-items: center;
  }

  .whatsapp-float {
    right: 16px;
    bottom: 16px;
    width: 52px;
    height: 52px;
  }

  .back-top {
    right: 16px;
    bottom: 82px;
    width: 42px;
    height: 42px;
  }
}

@media (max-width: 380px) {
  h1 {
    font-size: 2.2rem;
  }

  h2 {
    font-size: 1.7rem;
  }

  .section {
    padding: 56px 0;
  }

  .testimonial-card {
    flex: 0 0 220px;
    margin-right: 14px;
    padding: 20px;
  }
}