:root{
  --bg: #0b1220;
  --card: #121a2b;
  --muted: #8ea0b9;
  --text: #e9f0fb;
  --primary: #0ea5e9;
  --primary-2: #38bdf8;
  --ring: rgba(56,189,248,.35);
  --danger: #ef4444;
  --ok: #22c55e;
  --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}
a{color:var(--primary)}
.container{max-width:980px;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}
.app-header h1{margin:0;font-size:22px}
.app-footer{top:auto;bottom:0;border-top:1px solid var(--border);border-bottom:none}
.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;outline:none}
button{cursor:pointer}
button.primary{background:linear-gradient(180deg,var(--primary),var(--primary-2));border:none;color:#04121a;font-weight:700}
button.primary:hover{filter:brightness(1.05)}
button.secondary{background:#0f1a30}
button.ghost{background:transparent}
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)}
h2{margin:0 0 12px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
.form-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:10px}
.toolbar{display:flex;gap:8px;align-items:center;padding:0 16px}
.list{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,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}
.badge{border:1px solid var(--border);padding:2px 8px;border-radius:999px;font-size:12px}
.row{display:flex;gap:8px;flex-wrap:wrap}
.card-actions{display:flex;gap:6px}
input:focus,textarea:focus,select:focus{box-shadow:0 0 0 3px var(--ring)}
.hint{opacity:.8;padding:0 16px 80px}
.empty{opacity:.8;text-align:center;padding:40px}
.hidden{display:none}