frontend/src/styles/app.css

.app {
  min-height: calc(100dvh - var(--header-h));
}

.app__studio-flow {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(16px, 3vw, 28px) clamp(16px, 4vw, 32px) 120px;
  display: flex;
  flex-direction: column;
  gap: clamp(28px, 5vw, 44px);
}

.app__crumbs {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-muted);
}
.app__crumbs button {
  background: none;
  border: none;
  color: var(--accent-a);
  font-size: 13px;
  font-weight: 600;
}
.app__crumbs button:hover {
  text-decoration: underline;
}
.app__crumbs-sep {
  opacity: 0.5;
}

.app__section {
  scroll-margin-top: calc(var(--header-h) + 16px);
}

.app__banner {
  padding: 14px 16px;
  border-radius: var(--r-control);
  background: rgba(242, 163, 60, 0.1);
  border: 1px solid rgba(242, 163, 60, 0.3);
  color: #f7d3a0;
  font-size: 13.5px;
}

/* sticky mobile CTA */
.app__sticky-cta {
  display: none;
}
@media (max-width: 720px) {
  .app__sticky-cta {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 50;
    display: flex;
    padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
    background: color-mix(in srgb, var(--bg) 86%, transparent);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
    border-top: 1px solid var(--hairline);
  }
  .app__sticky-cta .btn {
    width: 100%;
    height: 50px;
  }
}

.app__footer {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 28px clamp(16px, 4vw, 32px) 48px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  border-top: 1px solid var(--hairline);
  font-size: 12.5px;
  color: var(--text-dim);
}
.app__footer-dim {
  color: var(--text-muted);
}
@media (max-width: 720px) {
  .app__footer {
    padding-bottom: 96px;
  }
}