.opendb-page {
  --opendb-blue: #67b5ff;
  --opendb-blue-strong: #3c8dff;
  --opendb-amber: #ffb25c;
  --opendb-amber-strong: #ff8b2f;
  --opendb-panel: rgba(10, 15, 24, 0.78);
  --opendb-panel-strong: rgba(14, 19, 30, 0.94);
  --opendb-line: rgba(103, 181, 255, 0.16);
  --opendb-line-strong: rgba(255, 178, 92, 0.22);
}

.opendb-page .site-shell::before {
  background:
    radial-gradient(circle at 50% 20%, rgba(103, 181, 255, 0.11), transparent 34%),
    radial-gradient(circle at 50% 16%, rgba(255, 178, 92, 0.12), transparent 50%);
}

.opendb-topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(16px);
  background: linear-gradient(180deg, rgba(3, 6, 12, 0.84), rgba(3, 6, 12, 0.52));
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.opendb-topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.opendb-brand,
.opendb-nav {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.opendb-brand {
  font-weight: 700;
  letter-spacing: 0.04em;
}

.opendb-nav a {
  color: var(--muted);
  font-size: 0.95rem;
}

.opendb-nav a:hover {
  color: var(--text);
}

.opendb-hero {
  padding: 4rem 0 1rem;
}

.opendb-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
}

.opendb-hero-copy {
  max-width: none;
  width: 100%;
  scroll-margin-top: 6rem;
}

.opendb-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.48rem 0.86rem;
  border: 1px solid rgba(103, 181, 255, 0.22);
  border-radius: 999px;
  background: rgba(103, 181, 255, 0.09);
  color: #d9ecff;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.opendb-hero-copy h1 {
  margin: 1rem 0 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(1.5rem, 3vw, 2.65rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
  max-width: none;
}

.opendb-hero-copy p,
.opendb-feature-card p,
.faq-item p {
  color: #d1d8e6;
  line-height: 1.5;
  font-size: 0.88rem;
}

.opendb-hero-copy p {
  max-width: none;
  font-size: 1rem;
  line-height: 1.6;
}

.opendb-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.8rem;
}

.opendb-hero-version {
  margin: 0.9rem 0 0;
  color: #b8c7dc;
  font-size: 0.88rem;
}

.opendb-hero-version strong {
  color: #edf5ff;
  font-weight: 700;
}

.opendb-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.3rem;
  padding: 0.92rem 1.35rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  font-weight: 700;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.opendb-button-copy {
  flex-direction: column;
  align-items: flex-start;
  gap: 0.12rem;
  text-align: left;
}

.opendb-button-copy small {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  opacity: 0.82;
}

.opendb-button:hover {
  transform: translateY(-2px);
}

.opendb-button.is-primary {
  border-color: rgba(255, 178, 92, 0.3);
  background: linear-gradient(135deg, var(--opendb-amber), var(--opendb-amber-strong));
  color: #1f1205;
  box-shadow: 0 18px 40px rgba(255, 139, 47, 0.2);
}

.opendb-button.is-ghost {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
}

.opendb-feature-card,
.opendb-strip-inner,
.opendb-window,
.faq-item {
  border: 1px solid rgba(255, 255, 255, 0.07);
  background: linear-gradient(180deg, rgba(13, 18, 29, 0.9), rgba(8, 12, 20, 0.92));
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.28);
}

.opendb-mini-card strong {
  display: block;
  font-size: 1.05rem;
}

.opendb-mini-card small,
.opendb-window small,
.opendb-ai-card small {
  color: #9fb0c7;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.opendb-stage {
  position: relative;
}

.opendb-window {
  overflow: hidden;
  border-radius: 30px;
}

.opendb-window-bar {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.95rem 1.15rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.03);
}

.opendb-window-bar span {
  width: 0.72rem;
  height: 0.72rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.26);
}

.opendb-window-bar span:nth-child(1) { background: #ff7d66; }
.opendb-window-bar span:nth-child(2) { background: #ffcf58; }
.opendb-window-bar span:nth-child(3) { background: #2fd081; }

.opendb-window-body {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  min-height: 540px;
}

.opendb-sidebar-mock {
  padding: 1rem;
  border-right: 1px solid rgba(255, 255, 255, 0.05);
  background: rgba(255, 255, 255, 0.02);
}

.opendb-sidebar-title,
.opendb-tree-item,
.opendb-tabline span,
.opendb-code-panel code,
.opendb-ai-card p {
  font-family: "Space Grotesk", sans-serif;
}

.opendb-sidebar-title {
  margin-bottom: 1rem;
  color: #cad9ec;
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.opendb-tree-item {
  padding: 0.55rem 0.75rem;
  border-radius: 12px;
  color: #94a7c4;
  font-size: 0.94rem;
}

.opendb-tree-item.is-active {
  background: rgba(103, 181, 255, 0.12);
  color: #eef6ff;
}

.opendb-main-mock {
  display: grid;
  gap: 1rem;
  padding: 1rem;
}

.opendb-tabline {
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
}

.opendb-tabline span {
  padding: 0.58rem 0.84rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.04);
  color: #a1b3cc;
  font-size: 0.9rem;
}

.opendb-tabline .is-active {
  background: rgba(255, 178, 92, 0.16);
  color: #fff0dc;
}

.opendb-code-panel,
.opendb-ai-card {
  padding: 1rem 1.1rem;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 22px;
  background: rgba(0, 0, 0, 0.24);
}

.opendb-code-panel code {
  display: block;
  margin-top: 0.7rem;
  color: #edf5ff;
  font-size: 0.97rem;
  line-height: 1.72;
}

.opendb-dashboard-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
}

.opendb-mini-card {
  padding: 0.95rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
}

.opendb-ai-card p {
  margin: 0.55rem 0 0;
  color: #e8f2ff;
}

.opendb-section {
  padding: 1.2rem 0 0.8rem;
}

.opendb-ai-section {
  padding: 0.8rem 0 1.2rem;
}

.opendb-strip-inner {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  padding: 1rem 1.2rem;
  border-radius: 22px;
}

.opendb-strip-inner span {
  color: #d9e2f0;
  font-size: 0.95rem;
  line-height: 1.6;
}

.opendb-section-head {
  max-width: 52rem;
  margin-bottom: 1rem;
}

.opendb-section-head h2,
.opendb-section-head h2 {
  margin: 0.75rem 0 0;
  font-size: clamp(0.725rem, 1.15vw, 1.1rem);
  line-height: 1.14;
  letter-spacing: -0.02em;
}

.opendb-feature-grid,
.opendb-faq-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.opendb-screenshot-grid {
  position: relative;
}

.opendb-carousel {
  position: relative;
}

.opendb-carousel-viewport {
  overflow: hidden;
  border-radius: 24px;
}

.opendb-carousel-track {
  display: flex;
  transition: transform 0.5s ease;
}

.opendb-screenshot-card {
  margin: 0;
  min-width: 100%;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(13, 18, 29, 0.9), rgba(8, 12, 20, 0.92));
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.28);
}

.opendb-screenshot-card img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.opendb-carousel-control {
  position: absolute;
  top: calc(50% - 22px);
  z-index: 3;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  background: rgba(3, 8, 16, 0.62);
  color: #edf5ff;
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}

.opendb-carousel-control:hover {
  background: rgba(14, 24, 41, 0.86);
  transform: translateY(-1px);
}

.opendb-carousel-control.is-prev {
  left: 0.75rem;
}

.opendb-carousel-control.is-next {
  right: 0.75rem;
}

.opendb-carousel-dots {
  display: flex;
  justify-content: center;
  gap: 0.45rem;
  margin-top: 0.8rem;
}

.opendb-carousel-dot {
  width: 9px;
  height: 9px;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: transform 0.18s ease, background 0.18s ease;
}

.opendb-carousel-dot.is-active {
  transform: scale(1.18);
  background: rgba(255, 178, 92, 0.95);
}

.opendb-feature-card,
.faq-item {
  padding: 0.8rem;
  border-radius: 24px;
}

.opendb-feature-card strong,
.faq-item summary {
  font-size: 0.95rem;
  font-weight: 700;
}

.opendb-feature-card ul {
  margin: 0.55rem 0 0;
  padding-left: 1rem;
  color: #dbe6f7;
  line-height: 1.5;
  font-size: 0.9rem;
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item[open] {
  border-color: rgba(255, 178, 92, 0.18);
}

@media (max-width: 1080px) {
  .opendb-hero-grid,
  .opendb-strip-inner,
  .opendb-feature-grid,
  .opendb-faq-grid {
    grid-template-columns: 1fr;
  }

  .opendb-window-body {
    grid-template-columns: 1fr;
  }

  .opendb-sidebar-mock {
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }
}

@media (max-width: 760px) {
  .opendb-topbar-inner,
  .opendb-nav,
  .opendb-hero-actions,
  .opendb-dashboard-grid {
    grid-template-columns: 1fr;
    flex-direction: column;
    align-items: stretch;
  }

  .opendb-nav {
    display: none;
  }

  .opendb-hero {
    padding-top: 3.8rem;
  }

  .opendb-window-body {
    min-height: auto;
  }

  .opendb-carousel-control {
    width: 38px;
    height: 38px;
  }
}