body {
  margin: 0;
  background: #0f1830;
  color: #fff;
  overflow: hidden;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "PingFang TC", "Microsoft JhengHei", sans-serif;
  display: flex;
  flex-direction: column;
  height: 100vh;
}

/* Header */
.header {
  background: linear-gradient(90deg, #134a92 0%, #098dc5 100%);
  position: sticky;
  top: 0;
  z-index: 50;
  height: 65px;
}
.header__inner {
  display: flex;
  flex-direction: column;
  justify-content: center;
  height: 100%;
  padding: 0px 40px;
  gap: 4px;
}
.header__inner .top {
  display: flex;
  align-items: center;
  gap: 10px;
}
.header__inner .top .header-text {
  font-size: 1.2rem;
}
.header__inner span {
  font-size: 0.75rem;
}
.main-logo {
  display: flex;
  align-items: center;
}
.main-logo img {
    height: 1.5rem;
}

/* Main */
main {
  position: relative;
  flex: 1 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
  box-sizing: border-box;
  background-image: url("https://dq-landing.zenithstag.com/main/bg.png");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: visible;
}

/* Image switcher */
.image-switcher {
  width: 80%;
  max-width: 1200px;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin-top: 20px;
  height: calc(100% - 20px);
}
.image-container {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: visible;
}
.image-container img {
  position: absolute;
  top: 50%;
  left: 50%;
  width: auto;
  height: 110%;
  max-width: 90vw;
  transform: translate(-50%, -50%);
  object-fit: contain;
  opacity: 0;
  transition: opacity 0.5s ease, transform 0.3s ease;
  cursor: pointer;
}
.image-container img.active {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1.05);
}
.dots {
  margin-top: 15px;
  display: flex;
  justify-content: center;
  gap: 8px;
}
.dot {
  display: inline-block;
  width: 15px;
  height: 6px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.3s ease;
}
.dot.active {
  width: 25px;
  background: #ffffff;
}
/* Buttons */
.action-buttons {
  margin-top: 20px;
}
.buttons-container {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}
.action-btn {
  background: linear-gradient(
    90deg,
    rgba(57, 101, 232, 0.4) 0%,
    rgba(120, 185, 255, 0.3) 100%
  );
  border: 2px solid #66bdff;
  box-shadow: 3px -6px 0px 0px #66bdffb2 inset;
  color: #fff;
  border-radius: 20px;
  padding: 10px 50px;
  min-width: 120px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  font-family: inherit;
  font-size: 0.9rem;
  text-decoration: none;
  transition: transform 0.3s ease, background 0.3s ease;
}
.action-btn:hover {
  background: linear-gradient(
    90deg,
    rgba(57, 101, 232, 0.8) 0%,
    rgba(120, 185, 255, 0.8) 100%
  );
  border: 2px solid #FFFFFF;
  box-shadow: 0px 0px 10px 0px #FFFFFF80;
  box-shadow: 3px -6px 0px 0px #2433A4B2 inset;
}
.btn-line1 {
  display: flex;
  align-items: center;
  gap: 4px;
  font-weight: 600;
  margin-bottom: 2px;
}
.link-icon {
  width: 16px;
  height: 16px;
}
.btn-line2 {
  font-size: 0.75rem;
  color: #83e6ff;
  text-align: left;
  word-break: break-word;
}

/* Footer */
.footer {
  display: flex;
  align-items: center;
  height: 50px;
  flex-shrink: 0;
  background: #134a92;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  text-align: center;
  color: #fff;
}
.footer .footer__links {
  width: 80%;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  gap: 30px;
}
.footer .footer__links a {
  text-decoration: none;
  color: #ffffff;
  font-weight: 400;
  cursor: pointer;
}

/* Responsive */
@media (max-width: 768px) {
  body {
    overflow: auto;
  }
  .header__inner {
    padding: 5px 20px;
    box-sizing: border-box;
  }
  main {
    padding: 10px 0px;
  }
  .image-container {
    height: 50vh;
  }
  .image-switcher {
    width: 90%;
  }
  .dots {
    margin-top: 40px;
  }
  .buttons-container {
    flex-direction: column;
  }
}

/* Mobile | Tablet landscape */
@media (max-width: 1200px) and (orientation: landscape) {
  body {
    overflow: auto;
  }
  .image-container {
    height: 60vh;
  }
}