:root {
  --blue: #0D04B7;
  --lime: #B8F700;
  --ink: #0A0A0A;
  --muted: #6b7280;
  --line: #e6e6ef;
  --bg: #f6f7fb;
  --card: #ffffff;
  --radius: 14px;
  --shadow: 0 1px 3px rgba(13,4,183,.06), 0 6px 24px rgba(13,4,183,.06);
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); }
a { color: var(--blue); }
button { font: inherit; cursor: pointer; }

/* ---- brand ---- */
.brand { display: flex; align-items: baseline; gap: 8px; }
.brand-mark { font-weight: 800; font-size: 20px; letter-spacing: -.5px; color: var(--blue); }
.brand-mark b { color: var(--ink); font-weight: 800; }
.brand-sub { color: var(--muted); font-size: 13px; }

/* ---- login ---- */
.login-body { display: grid; place-items: center; min-height: 100vh;
  background: radial-gradient(1200px 500px at 50% -10%, #efeeff, var(--bg)); }
.login-card { width: 340px; background: var(--card); border: 1px solid var(--line);
  border-radius: 18px; padding: 28px; box-shadow: var(--shadow); text-align: center; }
.login-card h1 { font-size: 18px; margin: 18px 0 14px; }
.login-card form { display: grid; gap: 10px; }
.login-card input { padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px; font-size: 15px; }
.login-card input:focus { outline: 2px solid var(--blue); border-color: var(--blue); }
.login-card button { padding: 12px; border: 0; border-radius: 10px; background: var(--blue); color: #fff; font-weight: 600; }
.login-card button:hover { filter: brightness(1.08); }
.login-foot { margin-top: 16px; color: var(--muted); font-size: 12px; }
.err { color: #c0241b; font-size: 13px; margin: 4px 0 0; }

/* ---- topbar ---- */
.topbar { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; gap: 18px;
  background: rgba(255,255,255,.9); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line);
  padding: 10px 18px; }
.tabs { display: flex; gap: 4px; flex: 1; flex-wrap: wrap; }
.tabs button { border: 0; background: transparent; padding: 8px 12px; border-radius: 9px; color: var(--muted); font-weight: 600; font-size: 14px; }
.tabs button:hover { background: #f0f0f8; color: var(--ink); }
.tabs button.active { background: var(--blue); color: #fff; }
.ghost { border: 1px solid var(--line); background: #fff; padding: 8px 12px; border-radius: 9px; color: var(--muted); }
.ghost:hover { border-color: var(--blue); color: var(--blue); }

main#view { max-width: 1180px; margin: 0 auto; padding: 22px 18px 80px; }

/* ---- generic ---- */
.row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.spacer { flex: 1; }
.btn { border: 0; border-radius: 10px; padding: 10px 14px; font-weight: 600; background: var(--blue); color: #fff; }
.btn:hover { filter: brightness(1.08); }
.btn.lime { background: var(--lime); color: var(--ink); }
.btn.sm { padding: 6px 10px; font-size: 13px; }
.btn.danger { background: #fff; color: #c0241b; border: 1px solid #f2c9c6; }
.muted { color: var(--muted); }
.pill { display: inline-flex; align-items: center; gap: 6px; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.pill.new { background: #eafff0; color: #15803d; }
.pill.in_progress { background: #fff6e6; color: #b45309; }
.pill.used { background: #eef0f5; color: #475569; }
.crumbs { font-size: 14px; margin-bottom: 14px; }
.crumbs a { cursor: pointer; }

h2.section { font-size: 20px; margin: 4px 0 16px; }

/* ---- dropzone ---- */
.dropzone { border: 2px dashed #c9c9e6; border-radius: var(--radius); background: #fbfbff;
  padding: 26px; text-align: center; color: var(--muted); transition: .15s; margin-bottom: 18px; }
.dropzone.drag { border-color: var(--blue); background: #f0efff; color: var(--blue); }
.dropzone b { color: var(--ink); }

/* ---- album grid ---- */
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.album { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); cursor: pointer; transition: .12s; }
.album:hover { transform: translateY(-2px); border-color: #c9c9e6; }
.album .cover { aspect-ratio: 4/3; background: #eef0f5 center/cover no-repeat; display: grid; place-items: center; color: #aab; }
.album .body { padding: 12px 13px; }
.album .name { font-weight: 700; font-size: 15px; margin-bottom: 6px; word-break: break-word; }
.album .meta { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--muted); }

/* ---- photo grid ---- */
.photos { display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
.photo { position: relative; aspect-ratio: 1; border-radius: 10px; overflow: hidden; background: #eef0f5; border: 1px solid var(--line); }
.photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.photo a.open { position: absolute; inset: 0; }

/* ---- file tree / markdown ---- */
.split { display: grid; grid-template-columns: 280px 1fr; gap: 18px; align-items: start; }
.tree { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 8px; box-shadow: var(--shadow); }
.tree .entry { display: flex; align-items: center; gap: 8px; padding: 7px 9px; border-radius: 8px; cursor: pointer; font-size: 14px; }
.tree .entry:hover { background: #f0f0f8; }
.doc { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 26px; box-shadow: var(--shadow); min-height: 200px; }
.markdown h1,.markdown h2,.markdown h3 { line-height: 1.25; }
.markdown pre { background: #0f172a; color: #e2e8f0; padding: 12px; border-radius: 10px; overflow: auto; }
.markdown code { background: #f0f0f8; padding: 1px 5px; border-radius: 5px; }
.markdown img { max-width: 100%; border-radius: 8px; }
.markdown table { border-collapse: collapse; }
.markdown td, .markdown th { border: 1px solid var(--line); padding: 6px 10px; }

/* ---- draft / json cards ---- */
.cards { display: grid; gap: 14px; }
.dcard { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; box-shadow: var(--shadow); }
.dcard h3 { margin: 0 0 6px; font-size: 16px; }
.dcard .sum { color: #374151; font-size: 14px; margin: 6px 0; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.chip { background: #eef0f5; color: #475569; border-radius: 999px; padding: 2px 9px; font-size: 12px; }
.chip.t { background: #eef0ff; color: var(--blue); }

/* ---- modal-ish detail ---- */
.detail-head { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 14px; }
.detail-head .nm { font-size: 20px; font-weight: 800; }
.status-select { padding: 6px 10px; border-radius: 9px; border: 1px solid var(--line); font-weight: 600; }

/* ---- forms (post editor) ---- */
.fld { display: block; margin: 0 0 13px; }
.fld > span { display: block; font-size: 13px; font-weight: 600; color: var(--muted); margin-bottom: 5px; }
.fld input, .fld select, .fld textarea { width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; font: inherit; background: #fff; }
.fld input:focus, .fld select:focus, .fld textarea:focus { outline: 2px solid var(--blue); border-color: var(--blue); }
.fld textarea { resize: vertical; }
.chk { display: inline-flex; align-items: center; gap: 6px; background: #f0f0f8; border-radius: 999px; padding: 6px 12px; font-size: 13px; cursor: pointer; user-select: none; }
.chk input { accent-color: var(--blue); margin: 0; }

/* ---- progress ---- */
.progress { height: 8px; background: #eef0f5; border-radius: 999px; overflow: hidden; margin: 8px 0; }
.progress > i { display: block; height: 100%; width: 0; background: var(--blue); transition: width .2s; }

/* ---- toast ---- */
.toast { position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%); background: var(--ink); color: #fff;
  padding: 11px 18px; border-radius: 12px; font-size: 14px; box-shadow: var(--shadow); z-index: 50; }
.toast.err { background: #c0241b; }

.empty { text-align: center; color: var(--muted); padding: 48px 0; }

@media (max-width: 720px) {
  .split { grid-template-columns: 1fr; }
  .brand-sub { display: none; }
}