:root {
  --header-height: 110px;
}

/* RESET */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}

body {
  background: #000;
  color: #fff;
  overflow-x: hidden;
}

/* HEADER */
.header-c {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 40px;
  height: var(--header-height);
  z-index: 1000;
  border-bottom: 2px solid #fff;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(3px);
}

.logo img {
  height: 70px;
  width: auto;
  z-index: 1;
}

.menu-c {
  display: flex;
  align-items: center;
}

.menu-c a {
  margin-left: 25px;
  text-decoration: none;
  color: #fff;
  font-weight: bold;
  border-bottom: 2px solid transparent;
  transition: 0.2s;
}

.menu-c a:hover {
  border-bottom: 2px solid #fff;
}

/* MENU MOBILE */
.menu-toggle-c {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 32px;
  cursor: pointer;
  z-index: 2001 !important;
}

/* HERO */
.hero-c {
  height: 68vh;
  margin-top: var(--header-height);
  position: relative;
  width: 100%;
  overflow: hidden;
}

.carousel-c {
  position: relative;
  width: 100%;
  height: 100%;
}

.carousel-c::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.45), rgba(0, 0, 0, 0));
  pointer-events: none;
}

.carousel-c img {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  background: #000;
  opacity: 0;
  transition: opacity 1.2s ease;
}

.carousel-c img.active {
  opacity: 1;
}

/* BOTÕES */
.prev-c,
.next-c {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.5);
  border: none;
  color: #fff;
  padding: 12px 18px;
  font-size: 28px;
  cursor: pointer;
  z-index: 20;
  border-radius: 4px;
}

.prev-c {
  left: 20px;
}
.next-c {
  right: 20px;
}

.dots-c {
  position: absolute;
  bottom: 40px;
  width: 100%;
  text-align: center;
  z-index: 20;
}

.dots-c span {
  display: inline-block;
  width: 12px;
  height: 12px;
  margin: 0 5px;
  background: #666;
  border-radius: 50%;
  cursor: pointer;
}

.dots-c .active-dot {
  background: #fff;
}

.scroll-c {
  position: absolute;
  bottom: 30px;
  left: 40px;
  font-size: 36px;
  opacity: 0.7;
}

/* BOTÃO CATALOGO — REPOSICIONADO MAIS PERTO DOS PROJECTS */
.qs-catalog {
  grid-column: 1 / -1; /* botão ocupa a largura total da grid */
  padding: 20px 0 5px;
  text-align: center;
}

.qs-catalog-btn {
  display: inline-block;
  padding: 18px 28px;
  border: 2px solid #fff;
  color: #fff;
  text-decoration: none;
  font-size: 18px;
  transition: 0.3s;
}

.qs-catalog-btn:hover {
  background: #fff;
  color: #000;
}

/* PROJECTS */
.projects-c {
  display: grid;
  grid-template-columns: repeat(3, max-content);
  gap: 12px;
  padding: 20px 40px;
  background: #111;
  justify-content: center;
}

.card-c {
  width: 360px;
  height: 220px;
  border: 3px solid #fff;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  background: #000;
  transition: 0.2s;
}

.card-c img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: 0.3s ease;
}

.card-c:hover img {
  filter: grayscale(1) brightness(0.6);
}

.card-c h3 {
  position: absolute;
  bottom: 15px;
  width: 100%;
  text-align: center;
  background: rgba(255, 255, 255, 0.9);
  color: #000;
  padding: 8px 0;
  font-weight: bold;
  font-size: 17px;
  backdrop-filter: blur(4px);
}

.sections-c {
  display: none;
}

/* FOOTER */
.footer-c {
  text-align: center;
  padding: 30px;
  background: #000;
  border-top: 2px solid #fff;
}

.footer-logo {
  height: 60px;
  width: auto;
}

.footer-email {
  color: #fff;
  text-decoration: none;
}

.footer-email:hover {
  border-bottom: 1px solid #fff;
}

/* DESKTOP */
@media (min-width: 769px) {
  html,
  body {
    height: 100%;
  }

  .scroll-c {
    display: none;
  }

  .hero-c {
    height: 48vh;
  }

  .desktop-btn-wrapper {
    margin: 5px 0;
    display: flex;
  }

  .projects-c {
    padding: 20px 20px;
    gap: 8px;
    grid-template-columns: repeat(3, 240px);
  }

  .card-c {
    width: 240px;
    height: 150px;
  }

  .card-c h3 {
    font-size: 13px;
    padding: 5px 0;
  }

  footer.footer-c {
    padding: 8px 10px;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: row;
    gap: 25px;
  }

  .footer-logo {
    height: 70px;
  }

  .footer-info {
    display: flex;
    flex-direction: column;
    text-align: center;
    line-height: 1.3;
  }
}

/* MOBILE */
@media (max-width: 768px) {
  .hero-c {
    height: calc(100vh - var(--header-height));
  }

  .desktop-btn-wrapper {
    display: none !important;
  }

  .sections-c {
    display: none !important;
  }

  .menu-toggle-c {
    display: block;
  }

  .menu-c {
    position: fixed;
    top: var(--header-height);
    right: -100%;
    width: 70%;
    max-width: 300px;
    height: calc(100vh - var(--header-height));
    background: #111;
    flex-direction: column;
    padding: 20px;
    gap: 20px;
    transition: 0.3s;
    z-index: 2000;
  }

  .menu-c.active {
    right: 0;
  }

  .carousel-c img {
    object-fit: cover;
  }

  .projects-c {
    grid-template-columns: 1fr;
    padding: 40px 20px;
    gap: 20px;
  }

  .card-c {
    width: 100%;
    height: 200px;
  }

  .footer-logo {
    height: 60px !important;
  }
}