:root {
  --bg: #121016;
  --bg-elevated: #1c1922;
  --bg-card: #221e29;
  --border: #332e3c;
  --text: #f0edf5;
  --text-muted: #9a92a8;
  --accent: #e8478b;
  --accent-hover: #ff5fa0;
  --accent-soft: rgba(232, 71, 139, 0.15);
  --success: #3ecf8e;
  --danger: #ff5c5c;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

a { color: inherit; }

.hidden { display: none !important; }

/* ---------- Nav ---------- */
header.topnav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 28px;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--accent);
  cursor: pointer;
}

.brand-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
}

.nav-links {
  display: flex;
  gap: 22px;
  align-items: center;
}

.nav-links button.link {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.95rem;
  cursor: pointer;
  padding: 6px 4px;
}
.nav-links button.link:hover, .nav-links button.link.active { color: var(--text); }

/* ---------- Layout ---------- */
main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 28px 20px 80px;
}

.section-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 0 0 18px;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.header-actions {
  display: flex;
  gap: 10px;
}

/* ---------- Buttons ---------- */
button.btn {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.15s;
}
button.btn:hover { background: var(--accent-hover); }
button.btn:disabled { background: #4a4550; cursor: not-allowed; }

button.btn.secondary {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
}
button.btn.secondary:hover { border-color: var(--accent); }

button.btn.danger { background: transparent; border: 1px solid var(--danger); color: var(--danger); }
button.btn.danger:hover { background: rgba(255, 92, 92, 0.1); }

.donate-btn {
  background: var(--success);
  padding: 8px 16px;
  font-size: 0.85rem;
}
.donate-btn:hover { background: #34b57c; }

/* ---------- Donate modal ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 20px;
}

.modal-box {
  position: relative;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  max-width: 480px;
  width: 100%;
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 14px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
}
.modal-close:hover { color: var(--text); }

.crypto-list { display: flex; flex-direction: column; gap: 12px; }

.crypto-row {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 14px;
}
.crypto-label { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 4px; }
.crypto-address {
  font-family: 'Consolas', monospace;
  font-size: 0.82rem;
  word-break: break-all;
  margin-bottom: 8px;
}
.copy-btn { padding: 6px 14px; font-size: 0.8rem; }

/* ---------- Filter bar ---------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 20px;
  padding: 14px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.filter-input, .filter-select {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius);
  padding: 8px 10px;
  font-size: 0.85rem;
}
.filter-input:focus, .filter-select:focus { outline: none; border-color: var(--accent); }

.filter-input { min-width: 160px; }
.filter-select { min-width: 130px; }

.filter-age { display: flex; align-items: center; gap: 6px; color: var(--text-muted); }
.filter-age-input { width: 80px; min-width: 0; }

/* ---------- Model grid ---------- */
.model-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 18px;
}

.model-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.15s, border-color 0.15s;
}
.model-card:hover { transform: translateY(-3px); border-color: var(--accent); }
.model-card .thumb {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  background: var(--bg-elevated);
  display: block;
}
.model-card .info { padding: 10px 12px; }
.model-card .name { font-weight: 700; font-size: 1rem; }
.model-card .tags { color: var(--text-muted); font-size: 0.78rem; margin-top: 3px; }

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

/* ---------- Draft view ---------- */
.draft-wrap {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 28px;
}
@media (max-width: 720px) { .draft-wrap { grid-template-columns: 1fr; } }

.draft-preview img, .char-hero img {
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  display: block;
}

.attr-panel {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.attr-panel h2 { margin-top: 0; color: var(--accent); font-size: 1.1rem; }
.attr-row {
  display: flex;
  justify-content: space-between;
  padding: 7px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}
.attr-row:last-child { border-bottom: none; }
.attr-row .k { color: var(--text-muted); }
.attr-row .v { font-weight: 600; text-align: right; }

.lora-chip-list { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.lora-chip {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.action-row { display: flex; gap: 10px; margin-top: 18px; }
.action-row button { flex: 1; }

.notice {
  background: rgba(232, 71, 139, 0.08);
  border: 1px solid var(--accent-soft);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

/* ---------- Custom model form ---------- */
.custom-form {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
}
.custom-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.custom-form select, .custom-form input[type="number"] {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius);
  padding: 8px 10px;
  font-size: 0.9rem;
}
.custom-form select:focus, .custom-form input[type="number"]:focus { outline: none; border-color: var(--accent); }

.checkbox-label {
  flex-direction: row !important;
  align-items: center;
  gap: 8px !important;
}
.checkbox-label input[type="checkbox"] { width: 16px; height: 16px; }

/* ---------- Character detail ---------- */
.char-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 28px;
}
@media (max-width: 720px) { .char-layout { grid-template-columns: 1fr; } }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 14px;
}
.gallery-item {
  position: relative;
}
.gallery-grid img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.vote-bar {
  position: absolute;
  left: 8px;
  right: 8px;
  bottom: 8px;
  display: flex;
  gap: 6px;
}
.vote-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  background: rgba(18, 16, 22, 0.78);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius);
  padding: 4px 6px;
  font-size: 0.78rem;
  cursor: pointer;
}
.vote-btn:hover { border-color: var(--accent); }
.vote-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.vote-btn.up.voted { border-color: var(--success); color: var(--success); }
.vote-btn.down.voted { border-color: var(--danger); color: var(--danger); }

.back-link {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.9rem;
  margin-bottom: 14px;
  padding: 0;
}
.back-link:hover { color: var(--accent); }

.site-footnote {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.68rem;
  opacity: 0.6;
  padding: 18px 20px 28px;
}

.purpose-banner {
  background: var(--accent-soft);
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
  text-align: center;
  padding: 10px 20px;
  font-size: 0.82rem;
}

.engine-offline-banner {
  background: rgba(255, 92, 92, 0.12);
  border-bottom: 1px solid var(--danger);
  color: var(--danger);
  text-align: center;
  padding: 10px 20px;
  font-size: 0.85rem;
  font-weight: 600;
}

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 300;
  padding: 30px;
  cursor: zoom-out;
}
.lightbox img {
  max-width: 100%;
  max-height: 100%;
  border-radius: var(--radius);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
  cursor: default;
}

.gallery-grid img, .draft-preview img, .char-hero img {
  cursor: zoom-in;
}

.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-elevated);
  border: 1px solid var(--accent);
  color: var(--text);
  padding: 12px 22px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  z-index: 100;
}

.spinner {
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  width: 22px;
  height: 22px;
  animation: spin 0.8s linear infinite;
  margin: 0 auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

.loading-block { text-align: center; padding: 60px 20px; color: var(--text-muted); }
.loading-block .spinner { margin-bottom: 14px; }

/* ---------- Pager ---------- */
.pager {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 24px;
}
.pager .page-info { color: var(--text-muted); font-size: 0.85rem; }