:root{--bg:#0b1220;--card:#121a2b;--muted:#8ea0b9;--text:#e9f0fb;--primary:#0ea5e9;--primary-2:#38bdf8;--border:#1f2a44}
*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,'Helvetica Neue',Arial,'Noto Sans',sans-serif;line-height:1.4}
.container{max-width:1120px;margin:0 auto;padding:16px}
.app-header,.app-footer{position:sticky;top:0;z-index:10;background:linear-gradient(180deg,rgba(11,18,32,.9),rgba(11,18,32,.75) 60%,transparent);backdrop-filter:blur(8px);padding:12px 16px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.actions{display:flex;gap:8px;flex-wrap:wrap}
button,input,select,textarea{background:#0e1729;color:var(--text);border:1px solid var(--border);border-radius:12px;padding:10px 12px}
button.primary{background:linear-gradient(180deg,var(--primary),var(--primary-2));border:none;color:#04121a;font-weight:700}
button.ghost{background:transparent}button.secondary{background:#0f1a30}button.danger{background:#2a0f10;border-color:#5a1b20;color:#ffb4b4}
.card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:16px;margin:16px 0;box-shadow:0 10px 30px rgba(0,0,0,.2)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
.row{display:flex;gap:8px;flex-wrap:wrap}
.list{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:12px;padding:16px}
.card-item{background:#0f1627;border:1px solid var(--border);border-radius:16px;padding:14px;display:flex;flex-direction:column;gap:10px}
.item-head{display:flex;justify-content:space-between;gap:8px;align-items:flex-start}.item-title{font-weight:700;margin:0}
.meta{color:var(--muted);font-size:13px;display:flex;flex-wrap:wrap;gap:8px}
.tabs{display:flex;gap:6px;margin:8px 0}.tab{background:#0f1a30;border:1px solid var(--border);border-radius:10px;padding:8px 10px}.tab.active{outline:2px solid var(--primary)}
.tab-pane{padding:8px 0}.muted{color:var(--muted)}.hidden{display:none}.badge.tag{background:#0b1a2e}