body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #000;
  color: white;
  overflow-x: hidden;
}
#particles-js {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 0;
}
.container {
  position: relative;
  z-index: 1;
  padding: 20px;
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}
.card {
  background-color: #111;
  margin: 10px 0;
  padding: 15px;
  border-radius: 10px;
  box-shadow: 0 0 10px red;
}
input[type="text"] {
  padding: 5px;
  width: 80%;
  margin-top: 10px;
}
button {
  padding: 10px 20px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  margin-top: 10px;
}
.btn-roxo {
  background-color: #6200ea;
  color: white;
}
.btn-vermelho {
  background-color: red;
  color: white;
}
.tabela-ios {
  margin-top: 10px;
  display: none;
  background-color: #222;
  padding: 10px;
  border-radius: 8px;
}

/* Shared store surface: restrained glow, stable sizing, and mobile-first layout. */
html {
  min-height: 100%;
  background: #000;
  color-scheme: dark;
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  background-color: #000;
  background-image: radial-gradient(circle at 50% 0%, #210000 0, #000 48%);
  -webkit-text-size-adjust: 100%;
}

img {
  max-width: 100%;
  height: auto;
}

.card,
.main-card {
  border: 1px solid #5c0000;
  border-radius: 14px;
  background: linear-gradient(145deg, rgba(35, 5, 5, .96), rgba(8, 8, 8, .98));
  box-shadow: 0 8px 24px rgba(0, 0, 0, .45), 0 0 14px rgba(255, 0, 0, .16);
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.card:hover,
.main-card:hover {
  transform: translateY(-3px);
  border-color: #f00;
  box-shadow: 0 12px 30px rgba(0, 0, 0, .55), 0 0 22px rgba(255, 0, 0, .28);
}

.card::before {
  display: none;
}

.card-image,
.card img,
.main-card img {
  display: block;
  max-width: 100%;
  object-fit: cover;
}

.card-btn,
.btn-open,
.btn-vermelho,
.btn-roxo,
button {
  min-height: 42px;
  touch-action: manipulation;
}

.card-btn:hover,
.btn-open:hover {
  transform: translateY(-1px);
}

.modal,
.modal-card,
.modal-back {
  max-width: 100%;
}

@media (min-width: 620px) {
  .cards-container {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: min(100% - 28px, 720px);
    gap: 18px;
  }

  .cards-wrap {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 920px;
  }

  .main-card {
    width: auto;
    min-width: 0;
  }
}

@media (max-width: 619px) {
  body {
    padding-left: 12px;
    padding-right: 12px;
  }

  .cards-container,
  .cards-wrap {
    grid-template-columns: 1fr;
    width: 100%;
    gap: 14px;
  }

  .main-card {
    width: 100%;
    min-width: 0;
  }

  .card,
  .main-card {
    box-shadow: 0 6px 18px rgba(0, 0, 0, .5), 0 0 10px rgba(255, 0, 0, .14);
  }

  .card:hover,
  .main-card:hover,
  .card-btn:hover,
  .btn-open:hover {
    transform: none;
  }

  .card::before,
  .main-card::before {
    display: none;
  }

  .modal,
  .modal-back,
  .welcome-modal-overlay {
    -webkit-backdrop-filter: none !important;
    backdrop-filter: none !important;
  }

  .contact-row {
    flex-wrap: wrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
  }
}

@media (max-width: 767px) {
  [style*="background-attachment"],
  body {
    background-attachment: scroll !important;
  }

  #particles-js,
  #bgCanvas,
  canvas#particles {
    opacity: .35;
  }
}