/* 后台 CMS 界面（墨韵宣纸 · 专业控制台） */
:root {
  --paper: #f7f3ea;
  --paper-2: #fdfbf6;
  --ink: #1c1a17;
  --ink-2: #55504a;
  --ink-3: #8d867a;
  --cinnabar: #9e2f26;
  --dai: #35506b;
  --line: rgba(28, 26, 23, .13);
  --side: #23201c;
  --side-2: #2f2b26;
  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--serif); font-size: 15px; line-height: 1.7;
}
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font-family: var(--serif); }
.hidden { display: none !important; }

/* 登录 */
.login-mask { position: fixed; inset: 0; display: flex; align-items: center; justify-content: center;
  background: var(--paper); background-image:
    radial-gradient(rgba(28,26,23,.025) 1px, transparent 1px); background-size: 22px 22px; }
.login-box { width: 360px; background: #fff; border: 1px solid var(--line); padding: 40px 34px;
  box-shadow: 0 6px 30px rgba(28,26,23,.09); }
.lb-brand { display: flex; align-items: center; gap: 10px; justify-content: center; }
.lb-brand b { font-size: 22px; letter-spacing: .18em; }
.seal { background: var(--cinnabar); color: #fff; font-family: "Kaiti SC", serif; font-size: 13px;
  padding: 5px 4px; width: 28px; height: 36px; display: inline-flex; align-items: center;
  justify-content: center; border-radius: 2px; writing-mode: vertical-rl; }
.lb-sub { text-align: center; color: var(--ink-3); font-size: 12.5px; letter-spacing: .2em;
  margin: 8px 0 26px; }
.login-box input { width: 100%; padding: 11px 13px; margin-bottom: 12px; border: 1px solid var(--line);
  background: var(--paper-2); font-size: 15px; }
.login-box input:focus { outline: none; border-color: var(--cinnabar); }
.lb-err { color: var(--cinnabar); font-size: 13.5px; min-height: 22px; }
.login-box .btn { width: 100%; }
.lb-tip { text-align: center; color: var(--ink-3); font-size: 12px; margin: 16px 0 0; }

.btn { background: var(--cinnabar); color: #fff; border: 1px solid var(--cinnabar);
  padding: 9px 22px; cursor: pointer; letter-spacing: .1em; font-size: 14.5px; border-radius: 2px; }
.btn:hover { background: #87261e; }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn.ghost:hover { border-color: var(--cinnabar); color: var(--cinnabar); background: transparent; }
.btn.mini { padding: 6px 14px; font-size: 13px; }
.btn.sm { padding: 4px 11px; font-size: 12.5px; }
.btn.danger { background: transparent; color: var(--cinnabar); border-color: rgba(158,47,38,.4); }
.btn.danger:hover { background: var(--cinnabar); color: #fff; }

/* 布局 */
.app { display: grid; grid-template-columns: 216px 1fr; min-height: 100vh; }
.side { background: var(--side); color: rgba(255,255,255,.72); display: flex; flex-direction: column; }
.side-brand { display: flex; align-items: center; gap: 9px; padding: 20px 18px;
  border-bottom: 1px solid rgba(255,255,255,.09); }
.side-brand b { color: #fff; font-size: 17px; letter-spacing: .14em; }
.side-menu { flex: 1; padding: 10px 0; overflow-y: auto; }
.side-menu a { display: block; padding: 10px 20px; font-size: 14.5px; letter-spacing: .06em;
  border-left: 3px solid transparent; }
.side-menu a:hover { background: var(--side-2); color: #fff; }
.side-menu a.on { background: var(--side-2); color: #fff; border-left-color: var(--cinnabar); }
.side-menu .grp { padding: 14px 20px 6px; font-size: 11.5px; color: rgba(255,255,255,.34);
  letter-spacing: .18em; }
.side-foot { padding: 14px 20px; border-top: 1px solid rgba(255,255,255,.09); font-size: 13px; }
.side-foot a { display: block; padding: 4px 0; color: rgba(255,255,255,.55); }
.side-foot a:hover { color: #fff; }

.topbar { display: flex; align-items: center; justify-content: space-between; padding: 16px 26px;
  background: #fff; border-bottom: 1px solid var(--line); }
.topbar h1 { font-size: 19px; letter-spacing: .12em; }
.tb-right { display: flex; align-items: center; gap: 14px; }
.who { color: var(--ink-3); font-size: 13.5px; }
.view { padding: 24px 26px 60px; }

/* 卡片与表格 */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(148px, 1fr)); gap: 14px; margin-bottom: 26px; }
.card { background: #fff; border: 1px solid var(--line); padding: 18px 18px; }
.card b { display: block; font-size: 27px; color: var(--cinnabar); line-height: 1.2; }
.card span { color: var(--ink-3); font-size: 13px; letter-spacing: .1em; }
.panel { background: #fff; border: 1px solid var(--line); margin-bottom: 22px; }
.panel-h { display: flex; align-items: center; gap: 12px; padding: 13px 18px;
  border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.panel-h h3 { font-size: 15.5px; letter-spacing: .1em; margin: 0; }
.panel-h .sp { margin-left: auto; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.panel-b { padding: 16px 18px; }

table.tb { width: 100%; border-collapse: collapse; }
table.tb th, table.tb td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--line-2, #f0ece4);
  font-size: 14px; vertical-align: middle; }
table.tb th { background: var(--paper-2); color: var(--ink-2); font-weight: 700; letter-spacing: .06em;
  font-size: 13px; }
table.tb tr:hover td { background: #fcfaf6; }
td.ops { white-space: nowrap; text-align: right; }
.thumb { width: 46px; height: 34px; object-fit: cover; background: var(--paper); border: 1px solid var(--line); }

input.f, select.f, textarea.f { padding: 8px 11px; border: 1px solid var(--line); background: var(--paper-2);
  font-size: 14px; color: var(--ink); }
input.f:focus, select.f:focus, textarea.f:focus { outline: none; border-color: var(--cinnabar); }
.tag { display: inline-block; padding: 1px 8px; font-size: 12px; border: 1px solid var(--line);
  color: var(--ink-2); border-radius: 2px; }
.tag.pub { color: #2f6b45; border-color: rgba(47,107,69,.35); }
.tag.draft { color: var(--ink-3); }
.pager { display: flex; gap: 6px; align-items: center; margin-top: 16px; flex-wrap: wrap; }
.pager a, .pager b { padding: 5px 11px; border: 1px solid var(--line); font-size: 13px; cursor: pointer; }
.pager b { background: var(--cinnabar); color: #fff; border-color: var(--cinnabar); }
.empty { color: var(--ink-3); padding: 26px 0; text-align: center; }
.muted { color: var(--ink-3); font-size: 13px; }

/* 弹层 */
.modal { position: fixed; inset: 0; background: rgba(24,22,20,.5); display: flex;
  align-items: flex-start; justify-content: center; padding: 40px 16px; overflow-y: auto; z-index: 90; }
.modal-box { width: min(880px, 100%); background: #fff; border: 1px solid var(--line);
  box-shadow: 0 10px 40px rgba(0,0,0,.2); }
.modal-head { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px;
  border-bottom: 1px solid var(--line); }
.modal-head h3 { font-size: 16.5px; letter-spacing: .1em; margin: 0; }
.modal-head .x { background: none; border: none; font-size: 17px; cursor: pointer; color: var(--ink-3); }
.modal-body { padding: 20px; max-height: none; }
.modal-foot { display: flex; align-items: center; gap: 10px; padding: 14px 20px;
  border-top: 1px solid var(--line); background: var(--paper-2); }
.mmsg { margin-right: auto; font-size: 13.5px; color: var(--cinnabar); }
.form-row { display: grid; grid-template-columns: 96px 1fr; gap: 12px 14px; align-items: start;
  margin-bottom: 14px; }
.form-row > label { color: var(--ink-2); font-size: 14px; padding-top: 7px; letter-spacing: .06em; }
.form-row .fr { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
.full { grid-column: 1 / -1; }
#editor { height: 320px; background: #fff; }
.ql-toolbar { background: var(--paper-2); }
.img-pick { display: flex; gap: 10px; align-items: center; }
.img-pick img { width: 80px; height: 56px; object-fit: cover; border: 1px solid var(--line); }

.toast { position: fixed; left: 50%; bottom: 40px; transform: translateX(-50%);
  background: var(--ink); color: #fff; padding: 11px 24px; font-size: 14px; z-index: 200;
  box-shadow: 0 6px 20px rgba(0,0,0,.2); }

@media (max-width: 900px) {
  .app { grid-template-columns: 1fr; }
  .side { flex-direction: row; overflow-x: auto; }
  .side-menu { display: flex; padding: 0; }
  .side-menu a { padding: 14px 16px; white-space: nowrap; border-left: none; border-bottom: 3px solid transparent; }
  .side-menu a.on { border-left: none; border-bottom-color: var(--cinnabar); }
  .side-menu .grp { display: none; }
  .side-foot { display: none; }
  .grid2 { grid-template-columns: 1fr; }
}