:root {
  --bg0: #06080d;
  --bg1: #0a0f18;
  --panel0: rgba(17, 24, 38, 0.84);
  --panel1: rgba(12, 18, 29, 0.92);
  --line: rgba(132, 171, 214, 0.18);
  --line2: rgba(132, 171, 214, 0.28);
  --text: #e6edf5;
  --muted: #98aec6;
  --accent: #31a2ff;
  --accent2: #1f7ecb;
  --danger: #ef5a5a;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.55);
  --shadow2: 0 10px 28px rgba(0, 0, 0, 0.35);
  --radius-lg: 16px;
  --radius-md: 12px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--text);
  font-family: "Avenir Next", Avenir, "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background:
    radial-gradient(1200px 700px at 10% 6%, rgba(49, 162, 255, 0.18), rgba(0, 0, 0, 0) 58%),
    radial-gradient(900px 600px at 96% 24%, rgba(239, 90, 90, 0.12), rgba(0, 0, 0, 0) 62%),
    radial-gradient(circle at 15% 0%, #16273e 0%, #0b1220 45%, var(--bg0) 100%);
}
.hidden { display: none !important; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; }

.wrap { max-width: 1240px; margin: 1.5rem auto; padding: 0 1rem 2rem; }

.card {
  background: linear-gradient(180deg, var(--panel0), var(--panel1));
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 1rem;
  backdrop-filter: blur(8px);
}

.form label { display: block; margin-top: 0.7rem; color: var(--muted); }
input, button {
  font: inherit;
  color: inherit;
}
input {
  width: 100%;
  margin-top: 0.35rem;
  padding: 0.65rem 0.75rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(132, 171, 214, 0.25);
  background: rgba(10, 18, 30, 0.72);
  box-shadow: 0 1px 0 rgba(255,255,255,0.06) inset;
}
input:focus {
  outline: none;
  border-color: rgba(49, 162, 255, 0.55);
  box-shadow:
    0 1px 0 rgba(255,255,255,0.06) inset,
    0 0 0 4px rgba(49, 162, 255, 0.16);
}
button {
  border: 1px solid rgba(132, 171, 214, 0.22);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(26, 43, 64, 0.78), rgba(17, 28, 45, 0.92));
  padding: 0.55rem 0.75rem;
  cursor: pointer;
  box-shadow: 0 1px 0 rgba(255,255,255,0.06) inset, var(--shadow2);
  transition: transform 140ms ease, filter 140ms ease, border-color 140ms ease;
}
button:hover { filter: brightness(1.1); }
.primary:hover { filter: brightness(1.04); }
.danger:hover { filter: brightness(1.08); }
.fileBtn:hover { filter: brightness(1.08); }
.drop.drag { box-shadow: 0 0 0 1px rgba(49, 162, 255, 0.25) inset; }

button:active { transform: translateY(1px); }

:focus-visible {
  outline: 3px solid rgba(49, 162, 255, 0.72);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}
.primary {
  border: none;
  background: linear-gradient(180deg, rgba(49, 162, 255, 0.95), rgba(31, 126, 203, 0.78));
  color: #07121e;
  font-weight: 800;
  letter-spacing: 0.01em;
  box-shadow: 0 1px 0 rgba(255,255,255,0.28) inset, 0 18px 55px rgba(49, 162, 255, 0.12);
}
.danger { border-color: #7e3434; color: #ffd6d6; }
.err { color: #ff8d8d; min-height: 1.2rem; }

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1rem;
}
.topActions { display: flex; gap: 0.5rem; }

.grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 1rem;
}

.drop {
  margin-top: 0.7rem;
  border: 1px dashed rgba(92, 200, 255, 0.30);
  background: rgba(12, 20, 34, 0.60);
  border-radius: var(--radius-lg);
  padding: 1.2rem;
  min-height: 160px;
  display: grid;
  place-items: center;
}
.drop.drag { border-color: rgba(49, 162, 255, 0.9); background: rgba(16, 35, 58, 0.62); }
.dropInner { text-align: center; display: grid; gap: 0.5rem; }
.fileBtn { display: inline-block; padding: 0.55rem 0.75rem; border-radius: var(--radius-md); border: 1px solid rgba(132, 171, 214, 0.22); background: linear-gradient(180deg, rgba(26, 43, 64, 0.78), rgba(17, 28, 45, 0.92)); cursor:pointer; }

.row { display: flex; gap: 0.8rem; align-items: center; justify-content: space-between; }
.search { width: 340px; }

.list { margin-top: 0.75rem; display: grid; gap: 0.65rem; max-height: 65vh; overflow: auto; padding-right: 0.2rem; }
.item {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 0.75rem;
  background: linear-gradient(180deg, rgba(17, 32, 51, 0.78), rgba(13, 22, 37, 0.88));
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}
.name { font-weight: 700; }
.meta { font-size: 0.9rem; margin-top: 0.2rem; }
.sha { font-size: 0.85rem; margin-top: 0.25rem; }
.note { font-size: 0.9rem; margin-top: 0.25rem; }
.itemActions { display: flex; flex-direction: column; gap: 0.45rem; }

.dlg {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #0d1725;
  color: var(--text);
  width: min(680px, calc(100vw - 2rem));
}
.dlg::backdrop { background: rgba(0,0,0,0.6); }
.dlgCard { padding: 1rem; }
.dlgActions { margin-top: 0.9rem; display: flex; justify-content: flex-end; gap: 0.55rem; }

@media (max-width: 980px) {
  .grid { grid-template-columns: 1fr; }
  .search { width: 100%; }
  .item { flex-direction: column; }
  .itemActions { flex-direction: row; flex-wrap: wrap; }
}


.brand { display: flex; justify-content: center; margin: 0.25rem 0 0.85rem; }
.brand-sm { justify-content: flex-start; margin: 0 0 0.35rem; }
.logo { width: min(560px, 100%); height: auto; max-height: 88px; display: block; filter: none; }
.brand-sm .logo { width: min(240px, 55vw); max-height: 44px; }