:root {
  --bg: #0f1217;
  --card: #181c24;
  --fg: #e6e9ef;
  --muted: #8b93a7;
  --accent: #7aa2f7;
  --accent-fg: #0f1217;
  --warn: #f7a072;
  --ok: #9ece6a;
  --border: #262b36;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.5;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  border-bottom: 1px solid var(--border);
}
.top .brand { font-weight: 600; font-size: 1.1rem; color: var(--fg); }
.top nav a, .top nav .linklike { margin-left: 1rem; color: var(--fg); }
.top nav form.inline { display: inline; margin: 0; }
.linklike {
  background: none; border: none; color: var(--fg); cursor: pointer;
  font: inherit; padding: 0;
}
main { max-width: 960px; margin: 0 auto; padding: 2rem; }
.hero h1 { font-size: 2.5rem; margin: 0 0 1rem; }
.lead { color: var(--muted); font-size: 1.1rem; }
.bullets { padding-left: 1.2rem; color: var(--muted); }
.cta { margin: 1.5rem 0; display: flex; gap: 0.75rem; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
}
.stack { display: flex; flex-direction: column; gap: 0.75rem; margin-top: 1rem; }
.stack label { display: flex; flex-direction: column; gap: 0.25rem; color: var(--muted); }
.stack input {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--fg);
  padding: 0.6rem;
  border-radius: 8px;
  font: inherit;
}
.btn {
  display: inline-block;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--fg);
  padding: 0.6rem 1rem;
  border-radius: 8px;
  cursor: pointer;
  font: inherit;
}
.btn.primary { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }
.btn:hover { filter: brightness(1.1); }
.muted { color: var(--muted); }
.warn { color: var(--warn); }
.ok { color: var(--ok); }
.status { padding: 0.6rem; border-radius: 6px; background: rgba(255,255,255,0.04); margin-top: 1rem; }
.dropzone {
  border: 2px dashed var(--border);
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  margin-top: 1rem;
  background: rgba(255,255,255,0.02);
}
.dropzone.over { border-color: var(--accent); background: rgba(122,162,247,0.08); }
.log { font-family: ui-monospace, SFMono-Regular, monospace; font-size: 0.9rem; max-height: 320px; overflow: auto; }
.log li { padding: 0.25rem 0; border-bottom: 1px solid var(--border); }
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 8px;
  margin-top: 1.5rem;
}
.grid .tile {
  position: relative;
  aspect-ratio: 1;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.grid .tile img { width: 100%; height: 100%; object-fit: cover; }
.grid .tile .meta {
  position: absolute; left: 0; right: 0; bottom: 0;
  font-size: 0.7rem;
  background: linear-gradient(transparent, rgba(0,0,0,0.7));
  padding: 0.3rem;
}
code { background: rgba(255,255,255,0.06); padding: 0.1em 0.3em; border-radius: 4px; }
pre { background: var(--bg); padding: 0.75rem; border-radius: 8px; overflow: auto; max-height: 280px; font-size: 0.75rem; }

.vault-totals {
  background: rgba(122,162,247,0.08);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  margin: 1rem 0;
}
.key-section { margin: 1rem 0; }
.key-section > summary {
  cursor: pointer;
  padding: 0.5rem 0;
  color: var(--accent);
}

.archive { margin-top: 1rem; }
.archive section.year { margin-bottom: 1.5rem; }
.archive section.year h2 {
  margin: 0 0 0.5rem;
  padding-bottom: 0.25rem;
  font-size: 1.4rem;
  border-bottom: 1px solid var(--border);
}
details.month {
  margin: 0.25rem 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(255,255,255,0.02);
}
details.month > summary {
  cursor: pointer;
  padding: 0.6rem 0.9rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  list-style: none;
}
details.month > summary::-webkit-details-marker { display: none; }
details.month > summary::before {
  content: "▶";
  display: inline-block;
  width: 1em;
  transition: transform 0.15s ease;
  color: var(--muted);
}
details.month[open] > summary::before { transform: rotate(90deg); }
details.month .month-name { font-weight: 600; flex: 0 0 auto; }
details.month summary .muted { font-size: 0.85rem; text-align: right; flex: 1; }
details.month .grid { padding: 0.75rem; margin-top: 0; }

.filterbar { margin: 1rem 0; border: 1px solid var(--border); border-radius: 8px; padding: 0.5rem 1rem; background: rgba(255,255,255,0.02); }
.filterbar > summary { cursor: pointer; padding: 0.4rem 0; color: var(--accent); }
.filter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.6rem 1rem;
  margin-top: 0.75rem;
  align-items: end;
}
.filter-grid label { display: flex; flex-direction: column; gap: 0.25rem; color: var(--muted); font-size: 0.85rem; }
.filter-grid input, .filter-grid select {
  background: var(--bg); border: 1px solid var(--border); color: var(--fg);
  padding: 0.4rem; border-radius: 6px; font: inherit;
}
.filter-formats { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 0.4rem; align-items: center; }
.format-chip { display: inline-flex; align-items: center; gap: 0.25rem; background: rgba(255,255,255,0.04); padding: 0.2rem 0.5rem; border-radius: 4px; font-size: 0.85rem; cursor: pointer; color: var(--fg); }
.format-chip input { margin: 0; }
.filter-actions { grid-column: 1 / -1; display: flex; gap: 0.5rem; }
.btn.small { padding: 0.3rem 0.7rem; font-size: 0.85rem; }

.month-toolbar { display: flex; justify-content: flex-end; padding: 0.3rem 0.75rem 0; }

.selection-bar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--card);
  border: 1px solid var(--accent);
  border-radius: 8px;
  padding: 0.6rem 1rem;
  margin: 0.5rem 0 1rem;
  display: flex;
  gap: 1rem;
  align-items: center;
}

.grid .tile { position: relative; }
.grid .tile.selected { outline: 3px solid var(--accent); outline-offset: -3px; }
.tile-checkbox {
  position: absolute;
  top: 4px; left: 4px;
  z-index: 2;
  width: 20px; height: 20px;
  cursor: pointer;
}
.tile .decrypt-fail { font-size: 0.75rem; color: var(--warn); text-align: center; }