:root {
  --bg: #14151a;
  --panel: #1e2029;
  --panel-2: #262933;
  --text: #e8e9ee;
  --muted: #9aa0ad;
  --accent: #7c9cff;
  --accent-2: #5b7bff;
  --border: #313543;
  --danger: #ff6b6b;
  --radius: 12px;
}

* { box-sizing: border-box; }

/* Nodrosina, ka [hidden] atributs vienmer paslepj elementu (piem. .viewer ar display:flex) */
[hidden] { display: none !important; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.muted { color: var(--muted); font-size: 0.85rem; }
.error { color: var(--danger); font-size: 0.9rem; margin-top: 8px; }

input, button {
  font: inherit;
  border-radius: 8px;
  border: 1px solid var(--border);
}

input {
  background: var(--panel-2);
  color: var(--text);
  padding: 9px 11px;
  width: 100%;
}

input:focus { outline: 2px solid var(--accent); border-color: transparent; }

button {
  background: var(--accent-2);
  color: white;
  border: none;
  padding: 9px 14px;
  cursor: pointer;
  transition: background 0.15s;
}
button:hover { background: var(--accent); }
button.ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }
button.ghost:hover { background: var(--panel-2); }
button.small { padding: 6px 10px; font-size: 0.85rem; }

/* Login */
.login-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-card {
  background: var(--panel); padding: 32px; border-radius: var(--radius);
  border: 1px solid var(--border); width: 320px; display: flex; flex-direction: column; gap: 12px;
}
.login-card h1 { margin: 0; font-size: 1.4rem; }
.login-card p { margin: 0; }

/* Topbar */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 22px; border-bottom: 1px solid var(--border); background: var(--panel);
}
.topbar h1 { font-size: 1.2rem; margin: 0; }

/* Layout */
.layout { display: grid; grid-template-columns: 300px 1fr; gap: 20px; padding: 20px; align-items: start; }
.sidebar { display: flex; flex-direction: column; gap: 16px; }
.panel {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px; display: flex; flex-direction: column; gap: 10px;
}
.panel h2 { margin: 0 0 4px; font-size: 1rem; }

.param-list { display: flex; flex-wrap: wrap; gap: 6px; max-height: 240px; overflow-y: auto; }
.param-chip {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 20px;
  padding: 4px 10px; font-size: 0.8rem; display: flex; align-items: center; gap: 6px;
}
.param-chip button {
  background: none; color: var(--muted); padding: 0; font-size: 1rem; line-height: 1;
}
.param-chip button:hover { color: var(--danger); }
.add-param { display: flex; gap: 6px; }
.add-param input { flex: 1; }
.add-param button { width: 42px; }

/* Gallery */
.gallery-head { margin-bottom: 12px; }
.gallery {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 14px;
}
.card {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; cursor: pointer; transition: transform 0.12s, border-color 0.12s;
}
.card:hover { transform: translateY(-3px); border-color: var(--accent); }
.card img { width: 100%; aspect-ratio: 1; object-fit: cover; display: block; background: var(--panel-2); }
.card .card-info { padding: 8px 10px; font-size: 0.78rem; }
.card .card-author { color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.card .card-badge { color: var(--accent); }

.load-more-wrap { display: flex; justify-content: center; padding: 24px 0; }
#loadMoreBtn { min-width: 160px; }

/* Viewer */
.viewer { position: fixed; inset: 0; display: flex; align-items: center; justify-content: center; z-index: 50; }
.viewer-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.75); }
.viewer-card {
  position: relative; background: var(--panel); border-radius: var(--radius);
  width: min(1000px, 94vw); max-height: 92vh; overflow: hidden; border: 1px solid var(--border);
}
.viewer-close {
  position: absolute; top: 10px; right: 12px; background: none; font-size: 1.6rem;
  color: var(--muted); z-index: 5; padding: 2px 8px;
}
.viewer-close:hover { color: var(--text); background: none; }
.viewer-body { display: grid; grid-template-columns: 1.3fr 1fr; grid-template-rows: minmax(0, 92vh); max-height: 92vh; }
.viewer-image { background: #0c0d11; display: flex; align-items: center; justify-content: center; min-height: 0; }
.viewer-image img { max-width: 100%; max-height: 92vh; object-fit: contain; }
.viewer-meta { padding: 20px; overflow-y: auto; min-height: 0; display: flex; flex-direction: column; gap: 10px; }
.viewer-meta label { display: flex; flex-direction: column; gap: 4px; font-size: 0.8rem; color: var(--muted); }

.class-list { display: flex; flex-direction: column; gap: 10px; margin: 6px 0 12px; }
.class-row { display: grid; grid-template-columns: 1fr 46px; gap: 8px; align-items: center; }
.class-row .label { font-size: 0.82rem; }
.class-row input[type=range] { width: 100%; padding: 0; }
.class-row .val { font-size: 0.8rem; text-align: right; color: var(--accent); }

.nav-btn {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 5;
  background: rgba(0,0,0,0.5); border: none; color: white; font-size: 2rem;
  width: 44px; height: 60px; cursor: pointer;
}
.nav-btn:hover { background: rgba(0,0,0,0.75); }
.nav-prev { left: 0; }
.nav-next { left: calc(61.5% - 44px); }

@media (max-width: 860px) {
  .layout { grid-template-columns: 1fr; }
  .viewer-body { grid-template-columns: 1fr; grid-template-rows: none; overflow-y: auto; }
  .nav-next { left: auto; right: 0; }
}