:root {
  --bg: #0f172a;
  --card: #111827;
  --muted: #94a3b8;
  --text: #f8fafc;
  --line: rgba(255,255,255,0.12);
  --accent: #38bdf8;
  --accent2: #a78bfa;
  --danger: #fb7185;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #1e293b, var(--bg));
  color: var(--text);
}
.app {
  width: min(720px, 100%);
  margin: 0 auto;
  padding: 24px 16px 44px;
}
.hero { padding: 24px 4px 16px; }
.eyebrow { color: var(--accent); margin: 0 0 8px; font-size: 13px; letter-spacing: .02em; }
h1 { margin: 0; font-size: 36px; line-height: 1.05; }
.desc { color: var(--muted); margin: 10px 0 0; }
.card {
  background: rgba(17,24,39,.82);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 18px;
  margin-top: 16px;
  box-shadow: 0 18px 50px rgba(0,0,0,.24);
  backdrop-filter: blur(12px);
}
.label { display: block; font-weight: 700; margin-bottom: 10px; }
textarea, input, select {
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(15,23,42,.9);
  color: var(--text);
  border-radius: 16px;
  padding: 14px;
  font-size: 16px;
  outline: none;
  margin-bottom: 10px;
}
textarea:focus, input:focus, select:focus { border-color: var(--accent); }
.button-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
button {
  border: 0;
  border-radius: 15px;
  padding: 13px 14px;
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
}
.primary { background: linear-gradient(135deg, var(--accent), var(--accent2)); color: #07111f; }
.secondary { background: rgba(255,255,255,.09); color: var(--text); border: 1px solid var(--line); }
.danger { background: rgba(251,113,133,.12); color: var(--danger); border: 1px solid rgba(251,113,133,.24); padding: 9px 11px; font-size: 13px; }
.full { width: 100%; }
.hint { margin: 12px 2px 0; color: var(--muted); font-size: 13px; line-height: 1.45; }
.section-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
h2 { margin: 0; font-size: 20px; }
.tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 14px 0; }
.tab { background: rgba(255,255,255,.08); color: var(--muted); border: 1px solid var(--line); }
.tab.active { color: #06121f; background: var(--accent); }
.archive { display: grid; gap: 10px; }
.item {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 13px;
  background: rgba(15,23,42,.64);
}
.item strong { display: block; margin-bottom: 5px; white-space: pre-wrap; }
.item small { color: var(--muted); }
.item-actions { margin-top: 10px; display:flex; gap:8px; }
.mini { padding: 8px 10px; font-size: 13px; background: rgba(255,255,255,.08); color: var(--text); border: 1px solid var(--line); }
.empty { color: var(--muted); text-align: center; padding: 18px 0; }
.toast {
  position: fixed; left: 50%; bottom: 22px; transform: translateX(-50%);
  background: #f8fafc; color: #0f172a;
  padding: 12px 14px; border-radius: 999px;
  font-weight: 800; opacity: 0; pointer-events: none; transition: .2s;
}
.toast.show { opacity: 1; }
@media (max-width: 420px) {
  h1 { font-size: 32px; }
  .button-row { grid-template-columns: 1fr; }
}