:root {
  color-scheme: dark;
  font-family: system-ui, -apple-system, sans-serif;
  color: #F7F3EA;
  background: #101326;
  --panel: #1B1E37;
  --raised: #282B4F;
  --line: #3A3D5A;
  --ink: #F7F3EA;
  --muted: #BEC4D8;
  --lime: #D7F05C;
  --pink: #FF6CA8;
}

* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: radial-gradient(circle at 85% 0%, #30294F 0, #101326 34rem); }

.brand {
  display: flex;
  align-items: center;
  gap: .65rem;
  min-height: 68px;
  padding: .65rem max(1rem, calc((100vw - 880px) / 2));
  border-bottom: 1px solid var(--line);
  background: #101326;
  color: var(--ink);
  font-size: 1.25rem;
  font-weight: 750;
  letter-spacing: -.03em;
}
.brand small { margin-left: auto; color: var(--lime); font-size: .63rem; font-weight: 750; letter-spacing: .13em; white-space: nowrap; }
.mark { display: block; flex: none; width: 2.65rem; height: 2.65rem; }

main {
  max-width: 880px;
  min-height: calc(100vh - 68px);
  margin: auto;
  padding: 1.4rem 1.6rem 3rem;
  border-inline: 1px solid var(--line);
  background: var(--panel);
}
.intro { display: flex; align-items: center; justify-content: space-between; gap: 1rem; border-bottom: 1px solid var(--line); padding-bottom: 1rem; }
.eyebrow { margin: .2rem 0; color: var(--pink); font-size: .65rem; font-weight: 800; letter-spacing: .16em; }
h1 { margin: .2rem 0; color: var(--ink); font-size: 2rem; letter-spacing: -.04em; }
#status { margin: .25rem 0; color: var(--muted); }
section { padding: 1rem 0; }

button {
  min-height: 44px;
  padding: .55rem .85rem;
  border: 1px solid #555A79;
  border-radius: .65rem;
  background: var(--raised);
  color: var(--ink);
  font: inherit;
  cursor: pointer;
}
button:hover { background: #35395F; }
button:focus-visible, input:focus-visible { outline: 3px solid var(--lime); outline-offset: 2px; }
#sign-in { border-color: var(--lime); background: var(--lime); color: #15172C; font-weight: 750; }
#sign-in:hover { background: #E6FA83; }
#sign-out { border-color: var(--pink); color: var(--pink); }
#sign-out:hover { background: #392A4D; }

label { display: block; margin: 0 0 .5rem; color: var(--ink); font-size: .85rem; font-weight: 700; }
input {
  width: 100%;
  min-height: 44px;
  padding: .55rem .75rem;
  border: 1px solid #666B8B;
  border-radius: .65rem;
  background: #11142B;
  color: var(--ink);
  font: inherit;
}
input::placeholder { color: #A6AEC8; }
ul { list-style: none; padding: 0; margin: .7rem 0; }

.folder-row { display: flex; align-items: center; min-height: 44px; padding: 0 .35rem; border-radius: .5rem; color: var(--ink); }
.folder-row:hover, .folder-row:focus-within { background: var(--raised); }
#tree > li > .folder-row { margin: .2rem 0; font-size: 1.04rem; font-weight: 700; }
#tree > li:nth-child(even) > .folder-row { background: #232641; }
#tree > li:nth-child(even) > .folder-row:hover,
#tree > li:nth-child(even) > .folder-row:focus-within { background: #333758; }
.folder-toggle { flex: none; min-width: 44px; padding: .4rem; border: 0; background: transparent; color: var(--pink); font-weight: 800; }
.folder-toggle:hover { background: #343052; }
.folder-name { overflow-wrap: anywhere; }
.folder-spacer { flex: none; width: 44px; }
.folder-children { margin: 0 0 0 1rem; padding-left: .45rem; border-left: 1px solid #5A4D73; }
#empty { color: var(--muted); }
[hidden] { display: none !important; }

@media (max-width: 520px) {
  .brand { padding: .65rem 1rem; }
  main { padding: 1rem .8rem 2rem; border: 0; }
  h1 { font-size: 1.7rem; }
  .intro { align-items: flex-start; }
}