:root {
  --bg: #f5f6f8; --panel: #ffffff; --panel-2: #f0f2f5; --text: #1f2933; --muted: #5f6b7a; --faint: #9aa4b2;
  --border: #d9dde3; --accent: #2563eb; --accent-text: #ffffff; --accent-soft: #e5edff;
  --danger: #c4321f; --danger-soft: #fdecec; --ok: #16794a; --ok-soft: #e3f5ec; --warn: #9a6200; --warn-soft: #fff4dc;
  --drop: #dbe7ff; --shadow: 0 8px 30px rgba(15, 23, 42, .14);
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171c; --panel: #1b1f26; --panel-2: #232831; --text: #e6e9ee; --muted: #9aa4b2; --faint: #6b7584;
    --border: #2f3540; --accent: #4f8cff; --accent-text: #0b1220; --accent-soft: #1d2a45;
    --danger: #ff7b6b; --danger-soft: #3a1d1d; --ok: #5fd39a; --ok-soft: #173326; --warn: #f0b552; --warn-soft: #3a2d14;
    --drop: #1f3157; --shadow: 0 8px 30px rgba(0, 0, 0, .5);
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0; display: flex; flex-direction: column; background: var(--bg); color: var(--text);
  font: 14px/1.5 system-ui, -apple-system, "Hiragino Sans", "Noto Sans JP", sans-serif;
}
a { color: var(--accent); }
button, input, select { font: inherit; color: inherit; }
svg.i { width: 16px; height: 16px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.topbar {
  display: flex; align-items: center; gap: 12px; padding: 0 16px; height: 48px; flex: none;
  background: var(--panel); border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; font-size: 15px; color: var(--text); text-decoration: none; }
.brand span { color: var(--muted); font-weight: 500; }
.who { margin-left: auto; display: flex; align-items: center; gap: 8px; color: var(--muted); }
.who img { width: 24px; height: 24px; border-radius: 50%; }
.view { flex: 1; min-height: 0; display: flex; flex-direction: column; }
.loading { margin: 40px auto; color: var(--muted); }

/* ボタン */
.btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: 6px; cursor: pointer;
  background: var(--panel); border: 1px solid var(--border); white-space: nowrap; text-decoration: none; color: var(--text);
}
.btn:hover { background: var(--panel-2); }
.btn:disabled { opacity: .5; cursor: default; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); font-weight: 600; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.danger { color: var(--danger); }
.btn.danger.solid { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn.ghost { border-color: transparent; background: transparent; }
.btn.ghost:hover { background: var(--panel-2); }
.btn.icon { padding: 4px; }
.btn.sm { padding: 3px 8px; font-size: 13px; }

input[type=text], input[type=date], input[type=number], select {
  padding: 7px 10px; border: 1px solid var(--border); border-radius: 6px; background: var(--bg); min-width: 0;
}
input:focus-visible, select:focus-visible, .btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }

/* ログイン */
.login { margin: auto; width: 100%; max-width: 400px; padding: 16px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 28px; }
.card h1 { margin: 0 0 8px; font-size: 20px; }
.card p { color: var(--muted); margin: 0 0 20px; }
.discord { width: 100%; justify-content: center; padding: 10px; background: #5865f2; border-color: #5865f2; color: #fff; font-weight: 600; }
.discord:hover { background: #4752c4; }
.alert { padding: 10px 12px; border-radius: 8px; margin: 0 0 16px; background: var(--danger-soft); color: var(--danger); }
.alert.warn { background: var(--warn-soft); color: var(--warn); }
.alert code { font-family: var(--mono); }

/* 一覧 */
.page { width: 100%; max-width: 1100px; margin: 0 auto; padding: 24px 16px 48px; }
.page-head { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.page-head h1 { margin: 0; font-size: 20px; }
.page-head .btn.primary { margin-left: auto; }
.table { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
.table th, .table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.table th { font-size: 12px; font-weight: 600; color: var(--muted); background: var(--panel-2); }
.table tr:last-child td { border-bottom: 0; }
.table tbody tr.link { cursor: pointer; }
.table tbody tr.link:hover td { background: var(--panel-2); }
.table .num { text-align: right; font-variant-numeric: tabular-nums; color: var(--muted); white-space: nowrap; }
.table .name { font-weight: 600; word-break: break-all; }
.table .act { width: 1%; white-space: nowrap; text-align: right; }
.badge { display: inline-block; padding: 1px 8px; border-radius: 99px; font-size: 12px; background: var(--panel-2); color: var(--muted); white-space: nowrap; }
.badge.site { background: var(--accent-soft); color: var(--accent); }
.badge.ok { background: var(--ok-soft); color: var(--ok); }
.badge.warn { background: var(--warn-soft); color: var(--warn); }
.badge.bad { background: var(--danger-soft); color: var(--danger); }
.empty { padding: 32px; text-align: center; color: var(--muted); }
h2.sec { font-size: 15px; margin: 32px 0 10px; }
.mono { font-family: var(--mono); font-size: 13px; }
.muted { color: var(--muted); }

/* エディタ画面 */
.ed-head { display: flex; align-items: center; gap: 10px; padding: 8px 16px; background: var(--panel); border-bottom: 1px solid var(--border); flex: none; flex-wrap: wrap; }
.ed-head h1 { margin: 0; font-size: 16px; word-break: break-all; }
.ed-head .spacer { flex: 1; }
.codes { background: var(--panel); border-bottom: 1px solid var(--border); padding: 0 16px 12px; flex: none; max-height: 40vh; overflow: auto; }
.codes table { margin-bottom: 10px; }
.codes .issue { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.codes .issue input[type=text] { width: 200px; }
.codes .issued { margin-top: 10px; padding: 10px 12px; border-radius: 8px; background: var(--ok-soft); display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.codes .issued .mono { word-break: break-all; }

.ed-body { flex: 1; min-height: 0; display: flex; }
.tree-pane { width: 340px; flex: none; display: flex; flex-direction: column; border-right: 1px solid var(--border); background: var(--panel); min-height: 0; }
.tree-tools { display: flex; gap: 2px; padding: 6px 8px; border-bottom: 1px solid var(--border); align-items: center; flex-wrap: wrap; }
.tree-tools .target { margin-left: auto; font-size: 12px; color: var(--muted); max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tree { flex: 1; overflow: auto; padding: 4px 0 40px; outline: none; }
.tree.drop-root { background: var(--drop); }
.row {
  display: flex; align-items: center; gap: 6px; height: 28px; padding-right: 6px; cursor: pointer; user-select: none;
  border-left: 2px solid transparent;
}
.row:hover { background: var(--panel-2); }
.row.sel { background: var(--accent-soft); border-left-color: var(--accent); }
.row.drop { background: var(--drop); outline: 1px dashed var(--accent); outline-offset: -1px; }
.row.dot .label, .row.dot svg.i { opacity: .45; }
.row .chev { width: 14px; flex: none; color: var(--faint); display: flex; }
.row .chev svg { width: 12px; height: 12px; transition: transform .1s; }
.row.open .chev svg { transform: rotate(90deg); }
.row .label { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row .size { font-size: 12px; color: var(--faint); font-variant-numeric: tabular-nums; }
.row .acts { display: none; gap: 0; }
.row:hover .acts, .row.sel .acts { display: flex; }
.row:hover .size, .row.sel .size { display: none; }
.row .acts .btn { padding: 2px; }
.row .acts svg.i { width: 14px; height: 14px; }
.row.dirty .label::after { content: " ●"; color: var(--accent); }
.hint { padding: 8px 12px; font-size: 12px; color: var(--faint); border-top: 1px solid var(--border); }

.editor-pane { flex: 1; min-width: 0; display: flex; flex-direction: column; min-height: 0; }
.editor-bar { display: flex; align-items: center; gap: 8px; padding: 6px 12px; border-bottom: 1px solid var(--border); background: var(--panel); min-height: 41px; }
.editor-bar .path { font-family: var(--mono); font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.editor-bar .state { font-size: 12px; color: var(--muted); white-space: nowrap; }
.editor-bar .spacer { flex: 1; }
.monaco { flex: 1; min-height: 0; }
.placeholder { margin: auto; text-align: center; color: var(--muted); padding: 24px; }
.placeholder .btn { margin-top: 12px; }

/* ダイアログ */
dialog { border: 1px solid var(--border); border-radius: 12px; padding: 0; background: var(--panel); color: var(--text); box-shadow: var(--shadow); width: min(520px, calc(100vw - 32px)); }
dialog::backdrop { background: rgba(10, 14, 20, .45); }
.dlg { padding: 20px 22px; }
.dlg h3 { margin: 0 0 14px; font-size: 16px; }
.dlg .field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.dlg .field > span { font-size: 13px; color: var(--muted); }
.dlg .field input[type=text] { width: 100%; }
.dlg .msg { margin: 0 0 16px; white-space: pre-wrap; word-break: break-word; }
.dlg .acts { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }
.dlg .err { color: var(--danger); font-size: 13px; margin: 0; min-height: 1em; }
.check, .dlg .check.field { display: flex; flex-direction: row; align-items: center; gap: 8px; }
.seg { display: flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; margin-bottom: 16px; }
.seg button { flex: 1; padding: 8px 6px; border: 0; background: var(--panel); cursor: pointer; font-size: 13px; }
.seg button + button { border-left: 1px solid var(--border); }
.seg button.on { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.dropzone {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; text-align: center;
  border: 2px dashed var(--border); border-radius: 10px; padding: 22px 12px; color: var(--muted); cursor: pointer;
}
.dropzone.over { border-color: var(--accent); background: var(--drop); }
.dropzone .fname { color: var(--text); font-weight: 600; word-break: break-all; }
.desc { font-size: 13px; color: var(--muted); margin: -6px 0 14px; }

/* 通知 */
.toasts { position: fixed; right: 16px; bottom: 16px; display: flex; flex-direction: column; gap: 8px; z-index: 50; max-width: min(420px, calc(100vw - 32px)); }
.toast { background: var(--panel); border: 1px solid var(--border); border-left: 4px solid var(--accent); border-radius: 8px; padding: 10px 14px; box-shadow: var(--shadow); word-break: break-word; }
.toast.err { border-left-color: var(--danger); }
.toast.ok { border-left-color: var(--ok); }
.toast .bar { height: 4px; background: var(--panel-2); border-radius: 2px; margin-top: 6px; overflow: hidden; }
.toast .bar i { display: block; height: 100%; background: var(--accent); width: 0; transition: width .15s; }

@media (max-width: 760px) {
  .ed-body { flex-direction: column; }
  .tree-pane { width: auto; height: 42vh; border-right: 0; border-bottom: 1px solid var(--border); }
  .editor-pane { min-height: 50vh; }
  .table .hide-sm { display: none; }
  .row .acts { display: flex; }
  .row .size { display: none; }
}