/* 後台樣式 */
:root {
  --bg: #f4f2ee; --card: #fff; --ln: #e2ddd3; --ln2: #cfc7b8;
  --tx: #231f19; --mu: #7a7263; --pri: #9a6a14; --pri2: #7d5510;
  --side: #17130f; --side-tx: #d9ccb3; --gold: #d6a74b;
  --ok: #2f8a4a; --okbg: #e6f4ea; --bad: #b3372a; --badbg: #fbe9e6; --warn: #9a6a00; --warnbg: #fff4d6;
  --sans: "Noto Sans TC", "Microsoft JhengHei", "PingFang TC", sans-serif;
  color-scheme: light;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--tx); font: 14px/1.6 var(--sans); }
a { color: var(--pri); }
code { background: #f1ede5; padding: 1px 5px; border-radius: 3px; font-size: 12px; word-break: break-all; }
h1 { font-size: 22px; margin: 0 0 16px; }
h2 { font-size: 16px; margin: 0 0 12px; }
.mt { margin-top: 22px; }
.muted, .hint { color: var(--mu); }
.hint { font-size: 12px; font-weight: 400; }
.nowrap { white-space: nowrap; }
:focus-visible { outline: 2px solid var(--pri); outline-offset: 2px; }

body.has-side { display: grid; grid-template-columns: 210px 1fr; min-height: 100vh; }
.side { background: var(--side); color: var(--side-tx); display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh; }
.brand { padding: 18px 18px 14px; border-bottom: 1px solid #2d2519; }
.brand b { display: block; color: var(--gold); font-size: 17px; }
.brand small { color: #8f8269; }
.side nav { display: flex; flex-direction: column; padding: 10px 0; flex: 1; overflow-y: auto; }
.side nav a { color: var(--side-tx); text-decoration: none; padding: 9px 18px; border-left: 3px solid transparent; }
.side nav a:hover { background: #221b13; }
.side nav a[aria-current="page"] { border-color: var(--gold); background: #2a2117; color: #fff; }
.side-foot { padding: 14px 18px; border-top: 1px solid #2d2519; display: grid; gap: 6px; }
.side-foot a, .side-foot .linkish { color: #b9ab8f; font-size: 13px; }
.main { padding: 24px 28px 60px; min-width: 0; max-width: 1280px; }
body.bare { display: grid; place-items: center; min-height: 100vh; background: radial-gradient(#2a2117, #0d0b09); }
body.bare h1 { color: var(--gold); text-align: center; }
body.bare .main { padding: 24px 16px; width: 100%; max-width: 420px; }

.card { background: var(--card); border: 1px solid var(--ln); border-radius: 6px; padding: 18px; margin-bottom: 16px; min-width: 0; }
.card.flush { padding: 0; }
.auth { display: grid; gap: 6px; }
.auth .btn { margin-top: 10px; }
label { display: block; font-weight: 500; margin: 12px 0 4px; }
label.check { display: flex; gap: 8px; align-items: center; font-weight: 400; }
label.inline { margin: 0; }
input[type="text"], input[type="password"], input[type="number"], input[type="search"], input[type="datetime-local"], input[type="time"], select, textarea {
  width: 100%; font: inherit; color: var(--tx); background: #fff; border: 1px solid var(--ln2); border-radius: 4px; padding: 8px 10px;
}
textarea { resize: vertical; }
input[type="file"] { max-width: 100%; margin: 6px 0; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 8px 16px; border: 1px solid var(--ln2); border-radius: 4px; background: #fff; color: var(--tx); font: inherit; font-weight: 500; cursor: pointer; text-decoration: none; }
.btn:hover { border-color: var(--pri); }
.btn-primary { background: var(--pri); border-color: var(--pri); color: #fff; }
.btn-primary:hover { background: var(--pri2); }
.btn-block { display: flex; width: 100%; margin-top: 10px; }
.btn-sm { padding: 3px 10px; font-size: 12px; }
.btn.danger { color: var(--bad); }
.linkish { background: none; border: 0; padding: 0; font: inherit; color: var(--pri); cursor: pointer; }
.linkish.danger { color: var(--bad); }
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 14px; }
.row input[type="text"] { width: auto; flex: 1 1 200px; }
.row2 { display: grid; grid-template-columns: 1fr 110px; gap: 10px; }
.sep-top { border-top: 1px solid var(--ln); padding-top: 14px; }
.push { margin-left: auto; }

.flash { padding: 10px 14px; border-radius: 4px; margin-bottom: 12px; border: 1px solid transparent; }
.flash-ok { background: var(--okbg); color: var(--ok); border-color: #bfe3c9; }
.flash-err { background: var(--badbg); color: var(--bad); border-color: #f1c4bd; }
.flash-warn { background: var(--warnbg); color: var(--warn); border-color: #f0dc9c; }
.tag { display: inline-block; font-size: 11px; padding: 1px 7px; border-radius: 10px; background: #eee9df; color: var(--mu); font-weight: 500; vertical-align: 1px; }
.tag-ok { background: var(--okbg); color: var(--ok); }
.tag-bad { background: var(--badbg); color: var(--bad); }
.tag-gold { background: #f6e7c4; color: var(--pri2); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-2.top { align-items: start; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 16px; }
.stat { background: var(--card); border: 1px solid var(--ln); border-radius: 6px; padding: 16px 18px; text-decoration: none; color: var(--tx); }
.stat:hover { border-color: var(--pri); }
.stat small { color: var(--mu); }
.stat b { display: block; font-size: 24px; }
.stat b.ok { color: var(--ok); } .stat b.bad { color: var(--bad); } .stat b.warn { color: var(--warn); }
.todo { margin: 0; padding-left: 18px; display: grid; gap: 6px; }

.table-wrap { overflow-x: auto; }
.tbl { width: 100%; border-collapse: collapse; }
.tbl th, .tbl td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--ln); vertical-align: middle; }
.tbl th { font-size: 12px; color: var(--mu); font-weight: 500; background: #faf8f4; white-space: nowrap; }
.tbl .num { text-align: right; font-variant-numeric: tabular-nums; }
.tbl a { text-decoration: none; }
.actions { display: flex; gap: 10px; align-items: center; }
.actions form { display: inline-flex; gap: 10px; }
.toolbar { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; align-items: center; }
.toolbar select, .toolbar input { width: auto; }

.toc { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.toc a { padding: 4px 12px; border: 1px solid var(--ln2); border-radius: 14px; text-decoration: none; background: #fff; font-size: 13px; }
.settings .card { scroll-margin-top: 12px; }
.settings .field { max-width: 640px; }
.sticky-save { position: sticky; bottom: 0; background: linear-gradient(transparent, var(--bg) 30%); padding: 18px 0 12px; }

.img-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.img-slot { margin: 0; display: flex; flex-direction: column; }
.img-slot h2 { font-size: 15px; margin: 10px 0 2px; }
.img-prev { background: repeating-conic-gradient(#eee 0 25%, #fff 0 50%) 0 0 / 16px 16px; border: 1px solid var(--ln); border-radius: 4px; aspect-ratio: 16 / 9; display: grid; place-items: center; overflow: hidden; }
.img-prev.dark { background: #17130f; }
.img-prev img { max-width: 100%; max-height: 100%; object-fit: contain; }
.img-slot .row { margin-top: auto; padding-top: 8px; }

.editor-form { display: grid; grid-template-columns: 1fr 300px; gap: 16px; align-items: start; }
.editor-main { background: var(--card); border: 1px solid var(--ln); border-radius: 6px; padding: 6px 18px 18px; min-width: 0; }
.editor-side { position: sticky; top: 12px; }
.editor-side .card label:first-child { margin-top: 0; }
.cover-prev { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 4px; background: #17130f; }
.rte { border: 1px solid var(--ln2); border-radius: 4px; }
.rte-bar { display: flex; flex-wrap: wrap; gap: 4px; padding: 6px; background: #faf8f4; border-bottom: 1px solid var(--ln); position: sticky; top: 0; z-index: 2; align-items: center; }
.rte-bar button, .rte-bar select { font: inherit; font-size: 13px; padding: 4px 9px; border: 1px solid var(--ln2); background: #fff; border-radius: 3px; cursor: pointer; width: auto; }
.rte-bar button:hover { border-color: var(--pri); }
.rte-bar button.on { background: var(--pri); color: #fff; border-color: var(--pri); }
.rte-bar .sw { background: #17130f; font-weight: 900; }
.rte-bar .sep { width: 1px; align-self: stretch; background: var(--ln); margin: 0 3px; }
.rte-area, .rte-src { min-height: 420px; padding: 16px 18px; outline: none; }
.rte-src { width: 100%; border: 0; font: 13px/1.6 Consolas, monospace; border-radius: 0; }
/* 編輯區模擬前台深色外觀，所見即所得 */
.rte-area { background: #17130f; } /* 2026-11-07：內文樣式改用前台同一份 prose.css（標題、表格、圖示格、引言都一樣） */
.rte-area.prose { box-sizing: border-box; max-width: 866px; margin: 0 auto; padding: 28px 32px 36px; } /* 跟前台文章同寬：內文 802 + 左右 32，換行位置一樣 */
.rte { background: #17130f; }
.rte-area table { min-width: 0; } .rte-area td, .rte-area th { min-width: 40px; } /* 空格子也點得到 */

.steps-list { padding-left: 20px; display: grid; gap: 6px; }
.code-wrap { position: relative; }
.code-wrap pre { background: #17130f; color: #e9ddc5; padding: 14px; border-radius: 4px; overflow-x: auto; font-size: 12px; line-height: 1.6; margin: 0; }
.code-wrap .copy { position: absolute; right: 8px; top: 8px; }
.w-port input { width: 100%; }

@media (max-width: 960px) {
  body.has-side { grid-template-columns: 1fr; }
  .side { position: static; height: auto; }
  .side nav { flex-direction: row; flex-wrap: wrap; padding: 6px; }
  .side nav a { border-left: 0; border-bottom: 2px solid transparent; padding: 6px 10px; }
  .side nav a[aria-current="page"] { border-color: var(--gold); }
  .side-foot { grid-auto-flow: column; justify-content: space-between; }
  .main { padding: 18px 16px 50px; }
  .grid-2, .grid-3, .editor-form { grid-template-columns: 1fr; }
  .editor-side { position: static; }
}

/* 網頁掛機頁 */
pre.code { background: #17130f; color: #efe6d4; padding: 10px 12px; border-radius: 4px; overflow-x: auto; white-space: pre-wrap; word-break: break-all; font-size: 12px; margin: 6px 0; }
pre.code.log { max-height: 360px; overflow-y: auto; white-space: pre; word-break: normal; }
.card h3 { font-size: 14px; margin: 16px 0 6px; }

/* 前台編輯連過來的「在前台看這篇」（2026-11-07） */
.editor-view { margin: 0 0 10px; text-align: right; }