:root {
  --paper: #f3f0e8;
  --paper-deep: #e9e4d6;
  --card: #fffdf8;
  --ink: #1d2016;
  --ink-soft: #4a4d3e;
  --muted: #86836f;
  --line: #d9d3c1;
  --line-strong: #bdb59d;
  --olive: #2f3a0c;
  --olive-deep: #222b08;
  --olive-tint: #e8ecd9;
  --gold: #c99f1f;
  --gold-soft: #fbf4dd;
  --gold-deep: #a67c0c;
  --danger: #a93b2a;
  --danger-soft: #f8e4df;
  --ok: #2f6b45;
  --ok-soft: #e0efe4;
  --warn: #8a5a00;
  --warn-soft: #fbeccb;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --radius: 4px;
  --shadow: 0 1px 2px rgba(29, 32, 22, 0.06), 0 8px 24px -12px rgba(29, 32, 22, 0.18);
}

* { box-sizing: border-box; }
html { height: 100%; }
body {
  margin: 0;
  min-height: 100%;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: var(--serif); font-weight: 600; letter-spacing: -0.01em; margin: 0; }
h1 { font-size: 26px; }
h2 { font-size: 20px; }
h3 { font-size: 16px; }
p { margin: 0; }
a { color: var(--gold-deep); }
button { font: inherit; cursor: pointer; }
input, select, textarea { font: inherit; color: inherit; }
[hidden] { display: none !important; }
code { font-family: var(--mono); font-size: 12.5px; background: var(--paper-deep); padding: 1px 5px; border-radius: 3px; }

.eyebrow {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px;
  border: 1px solid var(--line-strong);
  background: var(--card);
  color: var(--ink);
  border-radius: var(--radius);
  font-weight: 500;
  line-height: 1.2;
  white-space: nowrap;
  transition: background 0.12s, border-color 0.12s, transform 0.06s;
}
.btn:hover { background: var(--paper-deep); border-color: var(--ink-soft); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }
.btn-primary { background: var(--olive); border-color: var(--olive); color: #fff; }
.btn-primary:hover { background: var(--olive-deep); border-color: var(--olive-deep); }
.btn-gold { background: var(--gold); border-color: var(--gold); color: var(--olive-deep); }
.btn-gold:hover { background: #b98f16; border-color: #b98f16; }
.btn-danger { color: var(--danger); border-color: var(--danger); }
.btn-danger:hover { background: var(--danger-soft); }
.btn-ghost { border-color: transparent; background: transparent; }
.btn-ghost:hover { background: var(--paper-deep); border-color: transparent; }
.btn-sm { padding: 5px 10px; font-size: 13px; }
.btn svg { width: 15px; height: 15px; flex: none; }

.field { display: flex; flex-direction: column; gap: 5px; }
.field label { font-weight: 600; font-size: 13px; color: var(--ink-soft); }
.field .help { font-size: 12px; color: var(--muted); }
.field .error { font-size: 12px; color: var(--danger); font-weight: 500; }
.input, select.input, textarea.input {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: #fff;
  outline: none;
  transition: border-color 0.12s, box-shadow 0.12s;
}
.input:focus { border-color: var(--olive); box-shadow: 0 0 0 3px rgba(47, 58, 12, 0.12); }
.input.mono { font-family: var(--mono); font-size: 13px; }
.input.invalid { border-color: var(--danger); box-shadow: 0 0 0 3px rgba(169, 59, 42, 0.12); }
.input-row { display: flex; gap: 8px; align-items: stretch; }
.input-row .input { flex: 1; }
.check { display: flex; align-items: center; gap: 8px; font-weight: 500; }
.check input { width: 16px; height: 16px; accent-color: var(--olive); }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid transparent;
}
.pill-ok { background: var(--ok-soft); color: var(--ok); }
.pill-warn { background: var(--warn-soft); color: var(--warn); }
.pill-danger { background: var(--danger-soft); color: var(--danger); }
.pill-muted { background: var(--paper-deep); color: var(--ink-soft); }
.pill-gold { background: var(--gold-soft); color: var(--gold-deep); border-color: #e9d79a; }
.pill .dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.pill svg { width: 13px; height: 13px; flex: none; }
.check-list .empty { text-align: left; }

.notice {
  padding: 12px 14px;
  border-radius: var(--radius);
  border: 1px solid;
  font-size: 13px;
}
.notice-warn { background: var(--warn-soft); border-color: #e9cf8f; color: #5a3b00; }
.notice-danger { background: var(--danger-soft); border-color: #e7b7ad; color: #6f2417; }
.notice-ok { background: var(--ok-soft); border-color: #b6d6c0; color: #1f4a30; }
.notice-info { background: var(--olive-tint); border-color: #cbd3b0; color: var(--olive-deep); }

.login-body { display: grid; place-items: center; padding: 24px; }
.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--card);
  border: 1px solid var(--line);
  border-top: 4px solid var(--gold);
  border-radius: 6px;
  box-shadow: var(--shadow);
  padding: 32px 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.login-card .brand { display: flex; align-items: center; gap: 10px; }
.brand-logo { width: 30px; height: 30px; flex: none; display: block; border-radius: 8px; box-shadow: 0 1px 2px rgba(29, 32, 22, 0.18); }
.topbar .brand-logo { width: 28px; height: 28px; }
.brand-name { font-family: var(--serif); font-size: 19px; font-weight: 600; }
.login-card form { display: flex; flex-direction: column; gap: 14px; }
.login-foot { font-size: 12px; color: var(--muted); text-align: center; }
.login-intro { font-size: 13px; color: var(--muted); margin-top: 4px; }
.btn-block { justify-content: center; padding: 11px; width: 100%; }

.shell { display: grid; grid-template-rows: 52px 1fr; min-height: 100vh; }
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  background: var(--card);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 20;
}
.topbar { min-height: 52px; }
.topbar .brand { display: flex; align-items: center; gap: 10px; min-width: 0; text-decoration: none; }
.brand-name { white-space: nowrap; }
.topbar .who { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--ink-soft); white-space: nowrap; }
.topbar .who strong { color: var(--ink); }
.layout { display: grid; grid-template-columns: 224px 1fr; min-height: 0; }
.sidenav {
  border-right: 1px solid var(--line);
  padding: 20px 12px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  background: linear-gradient(180deg, var(--paper) 0%, var(--paper-deep) 100%);
  position: sticky;
  top: 52px;
  height: calc(100vh - 52px);
  overflow: auto;
}
.nav-group { display: flex; flex-direction: column; gap: 4px; }
.nav-group .eyebrow { padding: 0 10px 6px; }
.nav-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 10px;
  border-radius: var(--radius);
  color: var(--ink-soft);
  text-decoration: none;
  font-weight: 500;
  border: 1px solid transparent;
}
.nav-item svg { width: 16px; height: 16px; flex: none; opacity: 0.75; }
.nav-item:hover { background: rgba(255, 253, 248, 0.7); color: var(--ink); }
.nav-item.active { background: var(--card); border-color: var(--line); color: var(--olive); box-shadow: 0 1px 2px rgba(0,0,0,0.04); }
.nav-item.active svg { opacity: 1; }
.nav-item .v { margin-left: auto; font-family: var(--mono); font-size: 11px; color: var(--muted); }
.nav-group + .nav-group { margin-top: 6px; }
.check-list { display: flex; flex-direction: column; gap: 8px; max-height: 240px; overflow-y: auto; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); }
.check-list .empty { padding: 0; font-size: 13px; }
.pills { display: flex; flex-wrap: wrap; gap: 4px; }
.company-pick { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.company-pick select { min-width: 200px; }

.main { padding: 24px 28px 60px; min-width: 0; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.page-head .sub { color: var(--muted); margin-top: 4px; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 20px;
}
.card + .card { margin-top: 16px; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.card-head .desc { color: var(--muted); font-size: 13px; margin-top: 2px; }
.stack { display: flex; flex-direction: column; gap: 14px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.actions .spacer { flex: 1; }

.editor { display: grid; grid-template-columns: minmax(380px, 1fr) minmax(360px, 640px); gap: 24px; align-items: start; }
.editor-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding: 12px 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 6px;
  margin-bottom: 16px;
  position: sticky;
  top: 64px;
  z-index: 10;
}
.editor-toolbar .meta { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--muted); margin-right: auto; }
.editor-toolbar .meta strong { color: var(--ink); font-family: var(--mono); font-weight: 600; }
.group { margin-bottom: 14px; }
.group summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--line);
}
.group summary::-webkit-details-marker { display: none; }
.group summary .chev { margin-left: auto; color: var(--muted); font-size: 12px; transition: transform 0.15s; }
.group[open] summary .chev { transform: rotate(180deg); }
.group summary .desc { color: var(--muted); font-size: 13px; }
.group .fields { padding: 16px 20px 20px; display: flex; flex-direction: column; gap: 16px; }
.frow { display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: start; }
.frow .field { min-width: 0; }
.thumb {
  width: 56px;
  height: 56px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: repeating-conic-gradient(var(--paper-deep) 0% 25%, #fff 0% 50%) 50% / 12px 12px;
  display: grid;
  place-items: center;
  overflow: hidden;
  margin-top: 24px;
}
.thumb img { max-width: 100%; max-height: 100%; object-fit: contain; display: block; }
.thumb.broken { border-color: var(--danger); }
.thumb.broken img { display: none; }
.thumb .x { color: var(--danger); font-weight: 700; display: none; }
.thumb.broken .x { display: block; }

.preview-pane { position: sticky; top: 132px; }
.preview-head { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.preview-head .eyebrow { margin-right: auto; }
.seg { display: inline-flex; border: 1px solid var(--line-strong); border-radius: var(--radius); overflow: hidden; }
.seg button { border: 0; background: var(--card); padding: 5px 10px; font-size: 12px; font-weight: 600; color: var(--muted); }
.seg button.active { background: var(--olive); color: #fff; }
.preview-frame-wrap {
  background: #ddd8c8;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 16px;
  display: flex;
  justify-content: center;
  height: calc(100vh - 180px);
  min-height: 420px;
}
.preview-frame-wrap iframe {
  width: 100%;
  max-width: 640px;
  height: 100%;
  border: 0;
  background: #fff;
  border-radius: 3px;
  box-shadow: 0 6px 30px -10px rgba(0,0,0,0.3);
  transition: max-width 0.2s;
}
.preview-frame-wrap.mobile iframe { max-width: 390px; }
.preview-status { font-size: 12px; color: var(--muted); }

.versions { display: flex; flex-direction: column; gap: 0; }
.version {
  display: grid;
  grid-template-columns: 52px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 10px 0;
  border-top: 1px solid var(--line);
  font-size: 13px;
}
.version:first-child { border-top: 0; }
.version .vn { font-family: var(--mono); font-weight: 600; color: var(--olive); }
.version .by { color: var(--muted); font-size: 12px; }
.version.current .vn::after { content: " ●"; color: var(--gold); }

.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th { text-align: left; font-weight: 600; color: var(--muted); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; padding: 8px 10px; border-bottom: 1px solid var(--line-strong); }
.table td { padding: 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.table tr:last-child td { border-bottom: 0; }
.table .mono { font-family: var(--mono); font-size: 12px; }
.table .detail { color: var(--muted); font-family: var(--mono); font-size: 11.5px; word-break: break-word; }
.table .actions { justify-content: flex-end; }

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(29, 32, 22, 0.45);
  display: grid;
  place-items: center;
  z-index: 50;
  padding: 20px;
}
.modal {
  width: 100%;
  max-width: 460px;
  background: var(--card);
  border-radius: 6px;
  border-top: 4px solid var(--gold);
  box-shadow: 0 30px 60px -20px rgba(0,0,0,0.4);
  padding: 22px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.modal-wide { max-width: 560px; }
.modal h2 { font-size: 19px; }
.modal .sub { color: var(--muted); font-size: 13px; margin-top: 3px; }
.modal .foot { display: flex; justify-content: flex-end; gap: 8px; margin-top: 4px; }
.codes { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; font-family: var(--mono); font-size: 14px; }
.codes span { background: var(--paper-deep); padding: 6px 10px; border-radius: 3px; text-align: center; letter-spacing: 0.08em; }
.qr { display: grid; grid-template-columns: 160px 1fr; gap: 16px; align-items: center; }
.qr img { width: 160px; height: 160px; border: 1px solid var(--line); border-radius: 4px; }
.secret { font-family: var(--mono); font-size: 13px; word-break: break-all; }

.toasts { position: fixed; right: 20px; bottom: 20px; display: flex; flex-direction: column; gap: 8px; z-index: 60; }
.toast {
  padding: 11px 14px;
  border-radius: 4px;
  background: var(--ink);
  color: #fff;
  font-size: 13px;
  box-shadow: var(--shadow);
  max-width: 360px;
  border-left: 4px solid var(--gold);
  animation: toast-in 0.18s ease-out;
}
.toast.ok { border-left-color: #6fbf8a; }
.toast.err { border-left-color: #e2705c; }
@keyframes toast-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.empty { text-align: center; color: var(--muted); padding: 30px; }
.kv { display: grid; grid-template-columns: 160px 1fr; gap: 6px 14px; font-size: 13px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; font-family: var(--mono); }

@media (max-width: 1100px) {
  .editor { grid-template-columns: 1fr; }
  .preview-pane { position: static; }
  .preview-frame-wrap { height: 720px; }
}
@media (max-width: 800px) {
  .shell { grid-template-rows: auto 1fr; }
  .layout { grid-template-columns: 1fr; }
  .sidenav { position: static; height: auto; border-right: 0; border-bottom: 1px solid var(--line); flex-direction: row; flex-wrap: wrap; top: 0; }
  .main { padding: 16px; }
  .grid-2 { grid-template-columns: 1fr; }
  .editor-toolbar { position: static; }
  .topbar { padding: 0 14px; gap: 10px; }
  .brand-name { font-size: 15px; }
  .topbar .who { gap: 8px; font-size: 12px; }
}
@media (max-width: 480px) {
  .brand-name { font-size: 14px; }
  .who-role { display: none; }
}
@media (max-width: 380px) {
  .brand-name { display: none; }
}