:root {
  --bg: #0b1020;
  --panel: #121933;
  --panel-2: #192242;
  --text: #eef2ff;
  --muted: #96a0c4;
  --border: rgba(255,255,255,.08);
  --danger: #e0566b;
  --success: #1fb87a;
  --accent: #6c63ff;
  --shadow: 0 18px 44px rgba(0,0,0,.28);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: linear-gradient(180deg,#070b16,#0f1630); color: var(--text); font: 14px/1.5 Inter, system-ui, Arial, sans-serif; }
a { color: #d8dbff; text-decoration: none; }
a:hover { color: white; }
code { background: rgba(255,255,255,.08); padding: 2px 6px; border-radius: 8px; }
.app-shell { display: grid; grid-template-columns: 260px 1fr; min-height: 100vh; }
.sidebar { background: rgba(5,9,18,.75); border-right: 1px solid var(--border); padding: 24px; position: sticky; top: 0; height: 100vh; }
.brand { display: flex; gap: 12px; align-items: center; margin-bottom: 24px; }
.brand-logo { width: 42px; height: 42px; object-fit: contain; border-radius: 10px; }
.nav { display: grid; gap: 8px; }
.nav a { padding: 12px 14px; border-radius: 14px; background: transparent; border: 1px solid transparent; }
.nav a:hover { background: rgba(255,255,255,.04); border-color: var(--border); }
.main { padding: 24px; }
.topbar { display: flex; justify-content: space-between; gap: 16px; align-items: center; margin-bottom: 24px; }
.user-pill { display: flex; align-items: center; gap: 12px; background: rgba(255,255,255,.05); border: 1px solid var(--border); border-radius: 18px; padding: 10px 14px; }
.user-pill img { width: 40px; height: 40px; border-radius: 999px; }
.grid { display: grid; gap: 18px; }
.stats-grid { grid-template-columns: repeat(auto-fit,minmax(160px,1fr)); margin-bottom: 18px; }
.two-col { grid-template-columns: repeat(auto-fit,minmax(300px,1fr)); margin-bottom: 18px; }
.three-col { grid-template-columns: repeat(auto-fit,minmax(220px,1fr)); }
.gallery-grid { grid-template-columns: repeat(auto-fit,minmax(220px,1fr)); }
.card { background: linear-gradient(180deg,rgba(18,25,51,.98),rgba(17,22,43,.96)); border: 1px solid var(--border); box-shadow: var(--shadow); border-radius: 20px; padding: 18px; }
.stat span { display: block; color: var(--muted); margin-bottom: 6px; }
.stat strong { font-size: 1.9rem; }
.table-wrap { overflow: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 12px 10px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
input, select, button, textarea { width: 100%; border-radius: 12px; border: 1px solid var(--border); background: rgba(255,255,255,.04); color: var(--text); padding: 12px 14px; }
label { display: grid; gap: 8px; }
button, .button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; cursor: pointer; width: auto; min-width: 120px; }
.button.primary, button.primary { background: var(--accent); color: white; border-color: transparent; }
.button.danger, button.danger { background: var(--danger); color: white; border-color: transparent; }
.toolbar { display: flex; gap: 12px; flex-wrap: wrap; align-items: end; }
.toolbar.wrap { align-items: center; }
.stack { display: grid; gap: 16px; }
.list { padding-left: 18px; }
.list li { margin: 8px 0; }
.preview-image { width: 100%; max-height: 360px; object-fit: contain; border-radius: 16px; background: rgba(255,255,255,.04); }
.preview-image.full { max-height: none; }
.file-icon { display: grid; place-items: center; min-height: 160px; font-size: 3rem; background: rgba(255,255,255,.05); border-radius: 16px; }
.file-icon.big { min-height: 260px; font-size: 5rem; }
.gallery-item img { width: 100%; height: 180px; object-fit: cover; border-radius: 16px; margin-bottom: 10px; }
.success, .alert { padding: 14px; border-radius: 14px; margin-bottom: 16px; }
.success { background: rgba(31,184,122,.14); border: 1px solid rgba(31,184,122,.35); }
.alert { background: rgba(224,86,107,.14); border: 1px solid rgba(224,86,107,.35); }
.muted { color: var(--muted); }
.small { font-size: .9rem; }
.footer { margin-top: 24px; padding: 18px 4px 8px; }
.login-page { display: grid; place-items: center; min-height: 100vh; padding: 20px; }
.login-card { width: min(420px,100%); background: linear-gradient(180deg,rgba(18,25,51,.98),rgba(17,22,43,.96)); border: 1px solid var(--border); box-shadow: var(--shadow); border-radius: 22px; padding: 26px; }
.full { width: 100%; }
.public-page { background: linear-gradient(180deg,#070b16,#111832); }
.public-wrap { max-width: 1220px; margin: 0 auto; padding: 30px 20px 50px; }
.public-header { margin-bottom: 24px; }
@media (max-width: 900px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; }
  .topbar { flex-direction: column; align-items: flex-start; }
}