.app-info {
  min-height: 100vh;
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu,
    Cantarell, "Helvetica Neue", Arial;
  background: radial-gradient(circle at top left, rgba(37, 99, 235, 0.08), transparent 40%),
    radial-gradient(circle at bottom right, rgba(14, 165, 233, 0.1), transparent 45%),
    #f5f7fb;
  color: #1f2328;
  display: flex;
  flex-direction: column;
}
.app-info__inner {
  width: min(960px, 92%);
  margin: 0 auto;
  padding: 60px 0 80px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 48px;
}
.app-info__header {
  display: flex;
  flex-direction: column;
  gap: 14px;
  text-align: center;
}
.app-info__title {
  margin: 0;
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.app-info__subtitle {
  margin: 0;
  font-size: 16px;
  color: #4b5563;
  line-height: 1.6;
}
.app-info__cards {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.app-card {
  position: relative;
  border: 1px solid rgba(37, 99, 235, 0.14);
  border-radius: 18px;
  padding: 28px 24px;
  background: #fff;
  box-shadow: 0 18px 45px rgba(37, 99, 235, 0.08);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 18px;
  text-align: left;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.app-card::after {
  content: "";
  position: absolute;
  inset: 8px;
  border-radius: inherit;
  pointer-events: none;
  border: 1px solid rgba(37, 99, 235, 0.05);
}
.app-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 55px rgba(37, 99, 235, 0.12);
}
.app-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.14), rgba(37, 99, 235, 0.05));
  color: #2563eb;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}
.app-card__title {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
  font-family: "Inter", "Segoe UI", "SF Pro Display", sans-serif;
}
.app-card__text {
  margin: 0;
  font-size: 14px;
  color: #4b5563;
  line-height: 1.7;
  font-family: "Inter", "Segoe UI", "SF Pro Text", sans-serif;
}
.app-card__footer {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: #2563eb;
  font-weight: 600;
  font-family: "Inter", "Segoe UI", "SF Pro Display", sans-serif;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.06);
  align-self: flex-start;
}
.app-card__footer svg {
  width: 16px;
  height: 16px;
}
.app-overlay {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(15, 23, 42, 0.52);
  backdrop-filter: blur(6px);
  z-index: 40;
}
.app-overlay[data-open="true"] {
  display: flex;
}
.app-slider {
  width: min(640px, 95vw);
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 28px 68px rgba(15, 23, 42, 0.28);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: relative;
}
.app-slider__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}
.app-slider__title {
  margin: 0;
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.02em;
  font-family: "Inter", "Segoe UI", "SF Pro Display", sans-serif;
}
.app-slider__desc {
  margin: 8px 0 0;
  font-size: 14px;
  color: #4b5563;
  line-height: 1.6;
  font-family: "Inter", "Segoe UI", "SF Pro Text", sans-serif;
}
.app-slider__close {
  border: none;
  background: rgba(226, 232, 240, 0.45);
  color: #1f2937;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
  position: absolute;
  top: 18px;
  right: 18px;
}
.app-slider__close:hover {
  background: #2563eb;
  color: #fff;
}
.app-slider__body {
  position: relative;
  overflow: hidden;
  border-radius: 16px;
  border: 1px solid rgba(37, 99, 235, 0.12);
}
.app-slider__viewport {
  display: flex;
  transition: transform 0.3s ease;
}
.app-slider__page {
  min-width: 100%;
  flex: 0 0 100%;
  box-sizing: border-box;
  padding: 28px 26px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.04), rgba(37, 99, 235, 0));
}
.app-slider__page h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  font-family: "Inter", "Segoe UI", "SF Pro Display", sans-serif;
}
.app-slider__page p {
  margin: 0;
  font-size: 14px;
  color: #374151;
  line-height: 1.7;
  font-family: "Inter", "Segoe UI", "SF Pro Text", sans-serif;
}
.app-slider__controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.app-slider__steps {
  display: inline-flex;
  gap: 8px;
}
.app-slider__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #d1d5db;
  transition: transform 0.2s ease, background 0.2s ease;
}
.app-slider__dot[data-active="true"] {
  background: #2563eb;
  transform: scale(1.2);
}
.app-slider__nav {
  display: flex;
  gap: 10px;
}
.app-slider__btn {
  border: none;
  background: #2563eb;
  color: #fff;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease, box-shadow 0.2s ease;
}
.app-slider__btn[disabled] {
  background: #94a3b8;
  cursor: default;
  box-shadow: none;
}
.app-slider__btn:not([disabled]):hover {
  box-shadow: 0 10px 22px rgba(37, 99, 235, 0.28);
}
@media (max-width: 720px) {
  .app-info__inner {
    padding: 36px 0 60px;
  }
  .app-card {
    padding: 22px 20px;
  }
  .app-slider {
    padding: 26px 22px;
  }
  .app-slider__header {
    flex-direction: column-reverse;
    align-items: flex-end;
  }
  .app-slider__title {
    align-self: flex-start;
    font-size: 22px;
  }
  .app-slider__desc {
    font-size: 13px;
  }
  .app-slider__page {
    padding: 22px 20px;
  }
}