body {
  background: var(--color-surface);
  color: var(--color-on-surface);
}

.header {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(31, 138, 112, 0.92), rgba(21, 91, 74, 0.78)),
    url('/img/logo-smirnov-soft.jpg') no-repeat center center/cover;
  color: #fff;
  padding: 72px 0;
  text-align: center;
}

.header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(6, 24, 20, 0.42);
}

.header .container {
  position: relative;
  z-index: 1;
}

.header p {
  color: #e7f2ee;
}

.section-title {
  border-bottom: 2px solid var(--color-primary);
  padding-bottom: 10px;
  margin-bottom: 20px;
  color: var(--color-primary);
  font-weight: 700;
}

.content-narrow {
  max-width: 920px;
}

.app-panel {
  border: 1px solid var(--color-outline);
  border-radius: 16px;
  padding: 18px;
  background: linear-gradient(180deg, var(--color-primary-container) 0%, var(--color-surface) 100%);
  box-shadow: 0 10px 24px rgba(31, 138, 112, 0.12);
}

.banner-image {
  width: min(100%, 1024px);
  height: auto;
  border-radius: 12px;
  box-shadow: 0 12px 28px rgba(18, 32, 28, 0.25);
  image-rendering: auto;
}

.app-carousel {
  padding: 12px;
  border-radius: 12px;
  border: 1px solid var(--color-outline);
  background: var(--color-surface);
}

.app-carousel .carousel-item img {
  border-radius: 12px;
}

.app-carousel .carousel-item {
  height: clamp(420px, 62vh, 760px);
}

.app-carousel .carousel-item img {
  height: calc(100% - 16px);
  max-height: calc(100% - 16px);
  max-width: calc(100% - 20px);
  width: auto !important;
  object-fit: contain;
  object-position: center;
  margin: 8px auto;
}

.app-carousel .carousel-indicators [data-bs-target] {
  background-color: var(--color-on-surface-variant);
}

.app-carousel .carousel-indicators .active {
  background-color: var(--color-primary);
}

.app-carousel .carousel-control-prev,
.app-carousel .carousel-control-next {
  width: 64px;
  opacity: 0.95;
  transition: opacity 0.2s ease;
}

.app-carousel .carousel-control-prev-icon,
.app-carousel .carousel-control-next-icon {
  width: 2.8rem;
  height: 2.8rem;
  border-radius: 999px;
  background-size: 58% 58%;
  background-position: center;
  background-color: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(8, 26, 23, 0.2);
  box-shadow: 0 6px 18px rgba(6, 24, 20, 0.42);
}

.app-carousel .carousel-control-prev:hover .carousel-control-prev-icon,
.app-carousel .carousel-control-next:hover .carousel-control-next-icon {
  background-color: #ffffff;
}

.app-carousel .carousel-control-prev:hover,
.app-carousel .carousel-control-next:hover {
  opacity: 1;
}

.app-carousel .carousel-control-prev-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath d='M10.5 2.5 5 8l5.5 5.5' fill='none' stroke='%23081a17' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/%3e%3c/svg%3e");
}

.app-carousel .carousel-control-next-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath d='M5.5 2.5 11 8l-5.5 5.5' fill='none' stroke='%23081a17' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/%3e%3c/svg%3e");
}

.googleplay-badge {
  display: inline-block;
  line-height: 0;
  vertical-align: middle;
}

.googleplay-badge img {
  height: 86px;
  width: auto;
  display: block;
}

.rustore-badge {
  display: inline-block;
  line-height: 0;
  vertical-align: middle;
}

.rustore-badge img {
  height: 58px;
  width: auto;
  display: block;
}

.googleplay-badge img,
.rustore-badge img {
  transition: filter 0.25s ease, transform 0.2s ease;
}

.googleplay-badge:hover img,
.rustore-badge:hover img {
  filter: drop-shadow(0 0 12px rgba(31, 138, 112, 0.5));
  transform: translateY(-1px);
}

.store-icons i {
  font-size: 1.25rem;
}

.app-note {
  border: 1px solid var(--color-outline);
  color: var(--color-on-surface-variant);
  background: linear-gradient(180deg, var(--color-primary-container) 0%, var(--color-surface) 100%);
}

footer {
  background-color: var(--color-primary-dark);
  color: #ffffff;
  padding: 40px 0;
  text-align: center;
}

footer .social-icons i {
  margin: 0 10px;
  color: #ffffff;
  transition: color 0.3s ease;
}

footer .social-icons i:hover {
  color: var(--color-primary);
}

@media (max-width: 768px) {
  .header {
    padding: 56px 0;
  }

  .app-carousel .carousel-item {
    height: 460px;
  }

  .googleplay-badge img {
    height: 72px;
  }

  .rustore-badge img {
    height: 50px;
  }
}

footer .footer-policy-link {
  color: #ffffff;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(255, 255, 255, 0.55);
}

footer .footer-policy-link:hover {
  color: var(--color-primary);
  text-decoration-color: var(--color-primary);
}