:root {
  --ink: #e8eef6;
  --paper: #08111c;
  --card: #101b2b;
  --line: #2a3d58;
  --accent: #6ee0b0;
  --muted: #8aa0b8;
  --btn: #6ee0b0;
  --btn-fg: #08111c;
  --field: #0c1624;
  --err: #ff7b7b;
  --warn: #e8b86d;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: var(--paper); color: var(--ink); font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea {
  font: inherit; color: inherit; background: var(--field); border: 1px solid var(--line); border-radius: 10px;
  padding: 0.6rem 0.75rem;
}
button { cursor: pointer; background: var(--btn); color: var(--btn-fg); border-color: var(--btn); font-weight: 600; }
button.ghost { background: transparent; color: var(--ink); border-color: var(--line); }
button.danger { background: transparent; color: var(--err); border-color: var(--err); }
.wrap { max-width: 1120px; margin: 0 auto; padding: 1.2rem; display: grid; gap: 1rem; }
.top { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 0.85rem 1.2rem; border-bottom: 1px solid var(--line); }
.brand { font-weight: 700; letter-spacing: -0.03em; }
.brand span { color: var(--accent); }
nav { display: flex; gap: 0.8rem; align-items: center; flex-wrap: wrap; }
nav a { color: var(--muted); font-size: 0.92rem; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 1.1rem; }
.grid { display: grid; gap: 0.75rem; }
.row { display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: center; }
h1 { margin: 0; font-size: 1.6rem; }
h2 { margin: 0; font-size: 1.1rem; }
.muted { color: var(--muted); }
.hint { color: var(--muted); font-size: 0.86rem; margin: 0; }
.err { color: var(--err); min-height: 1.2em; }
label { display: grid; gap: 0.3rem; font-size: 0.86rem; color: var(--muted); }
input, textarea, select { width: 100%; }
.proj-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 0.85rem; }
.proj-tile {
  display: grid; gap: 0.35rem; text-align: left; padding: 1rem;
  background: var(--field); border: 1px solid var(--line); border-radius: 16px; color: var(--ink);
}
.proj-tile:hover { border-color: var(--accent); }
.proj-tile b { font-size: 1.05rem; }
.flow { display: grid; grid-template-columns: repeat(auto-fit, minmax(108px, 1fr)); gap: 0.45rem; }
.flow-node {
  display: grid; gap: 0.2rem; place-items: center; min-height: 4.6rem;
  padding: 0.45rem 0.3rem; border: 1px solid var(--line); border-radius: 12px;
  background: transparent; color: var(--ink); font-weight: 600; font-size: 0.78rem; text-align: center;
}
.flow-node small { font-weight: 400; color: var(--muted); font-size: 0.68rem; }
.flow-node.has-skill:hover, .flow-node.on { border-color: var(--accent); color: var(--accent); }
.kw-list { display: grid; gap: 0.35rem; }
.kw-row { display: grid; grid-template-columns: 7rem 7rem 1fr auto; gap: 0.4rem; align-items: center; }
.tabs { display: flex; gap: 0.35rem; flex-wrap: wrap; }
.tabs button { background: transparent; color: var(--ink); border-color: var(--line); }
.tabs button.on { background: var(--accent); color: var(--btn-fg); border-color: var(--accent); }
.art-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.4rem; }
.art-list a { display: grid; gap: 0.1rem; padding: 0.65rem 0; border-bottom: 1px solid var(--line); }
.drawer {
  position: fixed; top: 0; right: 0; width: min(42rem, 100%); height: 100%;
  background: var(--card); border-left: 1px solid var(--line); padding: 1rem; overflow: auto; z-index: 20;
}
.drawer pre { white-space: pre-wrap; font-size: 0.82rem; line-height: 1.45; color: var(--ink); }
.cal-weekdays, .cal-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 6px; }
.cal-weekdays { color: var(--muted); font-size: 0.78rem; }
.cal-cell { min-height: 6.5rem; border: 1px solid var(--line); border-radius: 10px; padding: 0.35rem; display: flex; flex-direction: column; gap: 4px; }
.cal-cell.empty { border-color: transparent; }
.cal-chip { font-size: 0.7rem; border-radius: 6px; padding: 0.15rem 0.3rem; background: rgba(110, 224, 176, 0.16); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cal-chip.post { background: rgba(110, 168, 254, 0.18); }
.post-card { display: grid; gap: 0.4rem; padding: 0.7rem; border: 1px solid var(--line); border-radius: 12px; }
@media (max-width: 720px) {
  .kw-row { grid-template-columns: 1fr; }
  .cal-cell { min-height: 4.2rem; }
}