:root {
  --bg: #000;
  --fg: #f4f4f5;
  --muted: #8a8a90;
  --line: #262628;
  --card: #0a0a0b;
  --accent: #a9fc00;
  --accent-fg: #0c1400;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
  --content-width: 1120px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

img { max-width: 100%; display: block; }

/* Header */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 20px 32px;
  max-width: var(--content-width);
  margin: 0 auto;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}

.brand { display: flex; align-items: center; gap: 12px; }

.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand-mark img { width: 100%; height: 100%; object-fit: cover; }

.brand-name {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 1.5px;
}

.brand-tag {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
}

.site-nav {
  display: flex;
  gap: 28px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.nav-link { display: flex; align-items: center; gap: 8px; color: var(--muted); }
.nav-link.active { color: var(--fg); }
.nav-link .dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--accent);
  display: inline-block;
}

.btn {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.5px;
  padding: 10px 18px;
  border-radius: 10px;
  border: 1px solid var(--line);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-accent {
  background: var(--accent);
  color: var(--accent-fg);
  border-color: var(--accent);
  font-weight: 600;
}

.btn-ghost { background: transparent; color: var(--fg); }
.btn-small { padding: 6px 10px; font-size: 11px; }

/* Hero */
.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 72px 20px 48px;
  max-width: var(--content-width);
  margin: 0 auto;
  gap: 24px;
}

.hero-mark {
  width: 120px;
  height: 120px;
  border-radius: 28px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 1px var(--line);
}

.hero-mark img { width: 100%; height: 100%; object-fit: cover; }

.social-row { display: flex; gap: 24px; }

.social-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 10px 18px;
}

.social-icon { font-size: 20px; color: var(--accent); }
.social-name { font-size: 14px; font-weight: 600; }
.social-sub { font-family: var(--mono); font-size: 11px; color: var(--muted); }

.hero-note {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  max-width: 480px;
}

/* Catalog */
.catalog { padding: 24px 32px 80px; max-width: var(--content-width); margin: 0 auto; }

.filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.filter-chip {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
  cursor: pointer;
  background: transparent;
}

.filter-chip.active {
  background: var(--fg);
  color: #000;
  border-color: var(--fg);
}

.section-block { margin-bottom: 56px; }

.section-title {
  font-size: 22px;
  margin: 0 0 20px;
  font-weight: 600;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 24px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 16px 16px 8px 8px;
  overflow: hidden;
  cursor: pointer;
  background: var(--card);
  transition: border-color .15s ease, transform .15s ease;
}

.card:hover { border-color: var(--accent); transform: translateY(-2px); }

.card-media {
  aspect-ratio: 4 / 5;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--muted);
  background: linear-gradient(160deg, #141416, #000);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.card-media img { width: 100%; height: 100%; object-fit: cover; }

.card-body { padding: 14px 16px 18px; }

.card-title { font-size: 14px; font-weight: 600; margin: 0 0 4px; }
.card-sub { font-family: var(--mono); font-size: 11px; color: var(--muted); display: flex; justify-content: space-between; }

/* About */
.about {
  padding: 40px 32px 80px;
  border-top: 1px solid var(--line);
  max-width: var(--content-width);
  margin: 0 auto;
}

.about p { max-width: 680px; }

.about h2 { font-size: 20px; margin-bottom: 12px; }
.about p { color: var(--muted); line-height: 1.6; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 28px 32px;
  max-width: var(--content-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
}

.footer-links { display: flex; gap: 20px; }
.footer-links a { color: var(--fg); }

/* Overlay */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.88);
  z-index: 50;
  overflow-y: auto;
}

.overlay-panel {
  max-width: 1040px;
  margin: 40px auto;
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 0;
  position: relative;
  background: #000;
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
}

.overlay-close {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 2;
  background: rgba(0,0,0,0.6);
  color: var(--fg);
  border: 1px solid var(--line);
  border-radius: 8px;
  width: 36px;
  height: 36px;
  cursor: pointer;
  font-size: 16px;
}

.overlay-media {
  background: linear-gradient(160deg, #141416, #000);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 420px;
  font-family: var(--mono);
  color: var(--muted);
  border-right: 1px solid var(--line);
  overflow-y: auto;
  max-height: calc(100vh - 80px);
}

.overlay-media.has-images {
  display: block;
}

.overlay-media.has-images img {
  width: 100%;
  display: block;
  border-bottom: 1px solid var(--line);
}

.overlay-info { padding: 32px 28px; display: flex; flex-direction: column; gap: 16px; }

.overlay-breadcrumb { font-family: var(--mono); font-size: 11px; color: var(--muted); text-transform: uppercase; }
.overlay-title { font-size: 24px; margin: 0; }

.meta-table { display: flex; flex-direction: column; gap: 8px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 14px 0; }
.meta-row { display: flex; justify-content: space-between; font-size: 13px; }
.meta-row span:first-child { color: var(--muted); font-family: var(--mono); font-size: 11px; text-transform: uppercase; }

.prompt-box { border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.prompt-box-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 12px; font-family: var(--mono); font-size: 11px; text-transform: uppercase;
  color: var(--muted); border-bottom: 1px solid var(--line);
}
.prompt-text {
  margin: 0; padding: 12px; font-family: var(--mono); font-size: 12.5px; line-height: 1.6;
  white-space: pre-wrap; word-break: break-word; color: var(--fg);
}

.overlay-desc { color: var(--muted); font-size: 14px; line-height: 1.6; margin: 0; }

.steps { display: flex; flex-direction: column; gap: 8px; }
.step-item { display: flex; gap: 10px; font-size: 13px; align-items: flex-start; }
.step-num {
  flex: none; width: 20px; height: 20px; border-radius: 50%; border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center; font-family: var(--mono); font-size: 10px; color: var(--muted);
}

.overlay-cta { justify-content: center; margin-top: 4px; }

@media (max-width: 860px) {
  .overlay-panel { grid-template-columns: 1fr; margin: 0; border-radius: 0; min-height: 100vh; }
  .overlay-media { min-height: 260px; border-right: none; border-bottom: 1px solid var(--line); }
  .site-header { padding: 16px 20px; }
  .catalog { padding: 20px 20px 60px; }
  .about { padding: 32px 20px 60px; }
  .site-footer { padding: 24px 20px; }
}