:root {
  --ink: #17181c; --muted: #5d6270; --line: #d9dbe1; --bg: #f3f4f6; --card: #fff;
  --red: #b3171a; --red-dark: #8f1114; --ok: #1b6e3c; --warn: #8a5a00; --field: #eef3fb; --field-line: #7a8ca6;
  --radius: 10px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--red-dark); }
h1 { font-size: 1.6rem; margin: 0 0 .25rem; }
h2 { font-size: 1.15rem; margin: 0 0 .5rem; }
.muted { color: var(--muted); }
.center { text-align: center; }
.error { color: var(--red-dark); font-weight: 600; }
.ok { color: var(--ok); font-weight: 600; }

.bar { display: flex; align-items: center; gap: .75rem; flex-wrap: wrap; padding: .6rem 1rem; background: #fff; border-bottom: 3px solid var(--red); position: sticky; top: 0; z-index: 10; }
.brand { font-weight: 800; letter-spacing: .01em; text-decoration: none; color: var(--ink); }
.brand span { color: var(--red); }
.bar nav, .actions { margin-left: auto; display: flex; gap: .5rem; align-items: center; }
.doc-title { font-weight: 600; max-width: 28ch; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.wrap { max-width: 920px; margin: 0 auto; padding: 1.5rem 1rem 3rem; }
.narrow { max-width: 560px; }
.lead { color: var(--muted); margin: 0 0 1.5rem; }
.foot { max-width: 920px; margin: 0 auto; padding: 1rem; color: var(--muted); font-size: .8rem; }
.foot p { margin: .2rem 0; }

.btn { font: inherit; font-weight: 600; background: var(--red); color: #fff; border: 1px solid var(--red); border-radius: 8px; padding: .5rem .9rem; cursor: pointer; text-decoration: none; display: inline-block; }
.btn:hover:not(:disabled) { background: var(--red-dark); }
.btn:focus-visible, .fld:focus-visible, .menu-list button:focus-visible { outline: 3px solid #1f5fd1; outline-offset: 2px; }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn.ghost:hover:not(:disabled) { background: #eceef2; }
.btn:disabled { opacity: .45; cursor: not-allowed; }

.stack { display: grid; gap: .9rem; }
.stack label { display: grid; gap: .3rem; font-weight: 600; font-size: .9rem; }
.stack input, .stack select { font: inherit; padding: .5rem .6rem; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.row { display: flex; gap: .5rem; flex-wrap: wrap; }

.folder { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem 1.1rem; margin-bottom: 1rem; }
.folder ul { list-style: none; margin: .5rem 0 0; padding: 0; display: grid; gap: .35rem; }
.folder li a { display: flex; justify-content: space-between; gap: 1rem; padding: .55rem .7rem; border-radius: 8px; text-decoration: none; color: var(--ink); border: 1px solid transparent; }
.folder li a:hover { background: #f6f0f0; border-color: #ecd0d0; }
.folder li small { color: var(--muted); }

.chip { font-size: .72rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; padding: .2rem .55rem; border-radius: 999px; background: #eceef2; color: var(--muted); }
body[data-mode="master"] .chip { background: #fff4d6; color: var(--warn); }
body[data-mode="copy"] .chip { background: #dff3e6; color: var(--ok); }

.notice { margin: .75rem auto 0; max-width: 900px; padding: .65rem .9rem; border-radius: 8px; background: #fff4d6; color: #5c3d00; border: 1px solid #f0d58a; }
.notice.bad { background: #fde8e8; color: var(--red-dark); border-color: #f2b8b8; }

.menu { position: relative; }
.menu-list { position: absolute; right: 0; top: calc(100% + 4px); min-width: 17rem; background: #fff; border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 8px 24px rgba(0,0,0,.12); padding: .3rem; z-index: 20; display: grid; }
.menu-list[hidden] { display: none; }
.menu-list button { font: inherit; text-align: left; background: none; border: 0; padding: .5rem .7rem; border-radius: 6px; cursor: pointer; }
.menu-list button:hover:not(:disabled) { background: #f3f4f6; }
.menu-list button:disabled { color: #9aa0ad; cursor: not-allowed; }

.pages { padding: 1rem; display: grid; gap: 1rem; justify-items: center; }
.pagewrap { position: relative; background: #fff; box-shadow: 0 2px 10px rgba(0,0,0,.18); }
.pagewrap canvas { display: block; }
.fld { position: absolute; margin: 0; padding: 0 4px; border: 1px solid var(--field-line); background: var(--field); font-family: Helvetica, Arial, sans-serif; color: #000; border-radius: 2px; }
textarea.fld { padding: 4px; resize: none; line-height: 1.25; }
input[type="checkbox"].fld { padding: 0; accent-color: var(--red); cursor: pointer; }
.fld.unsupported { background: #f1f1f1; cursor: not-allowed; }
body[data-mode="master"] .fld { background: #f2f2f3; cursor: not-allowed; }
.openbox { background: var(--card); border: 2px dashed var(--line); border-radius: var(--radius); padding: 2rem; text-align: center; max-width: 520px; }

dialog { border: 0; border-radius: var(--radius); padding: 1.25rem; max-width: min(92vw, 440px); box-shadow: 0 16px 48px rgba(0,0,0,.3); }
dialog::backdrop { background: rgba(10,10,14,.5); }

@media (max-width: 640px) {
  .doc-title { max-width: 14ch; }
  .actions { width: 100%; margin-left: 0; }
}
@media print { .bar, .foot, .notice { display: none; } }

.policy { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem; margin: .75rem 0; }
.bigcode { font: 600 1.6rem ui-monospace, monospace; letter-spacing: .08em; user-select: all; word-break: break-all; }
.rows .row { padding: .6rem 0; border-bottom: 1px solid var(--line); }
.rows .row.off strong { text-decoration: line-through; color: var(--muted); }
.rows .actions { display: flex; gap: .5rem; margin-top: .4rem; }