/* 新闻后台样式。与前台无关，沿用品牌色但按"工具"而非"宣传页"来做：
   信息密度优先，去掉所有装饰性阴影与动效。 */
:root {
  --pri: #0e5f8c;
  --pri-d: #0a4767;
  --pri-l: #e7f2f9;
  --acc: #ef8a2b;
  --ink: #131c2b;
  --ink-2: #4a5768;
  --ink-3: #8b95a5;
  --line: #dde4ed;
  --bg: #f4f7fa;
  --card: #fff;
  --ok: #0f7d6e;
  --err: #c0392b;
  --r: 8px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font: 15px/1.65 -apple-system, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
  color: var(--ink);
  background: var(--bg);
}
a { color: var(--pri); text-decoration: none; }
a:hover { text-decoration: underline; }
code { background: var(--pri-l); padding: 1px 5px; border-radius: 4px; font-size: .9em; }
.muted { color: var(--ink-3); }
.small { font-size: 13px; }
.err { color: var(--err); }
.nowrap { white-space: nowrap; }
.right { text-align: right; }
.req { color: var(--err); }

/* ---- 顶栏 ---- */
.bar {
  display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
  padding: 12px 26px; background: var(--pri); color: #fff;
}
.bar .brand { color: #fff; font-weight: 700; font-size: 16px; }
.bar nav { margin-left: auto; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.bar nav a { color: #cfe4f1; font-size: 14px; }
.bar nav a:hover { color: #fff; }
.bar .btn-sm {
  background: var(--acc); color: #fff; padding: 6px 13px;
  border-radius: var(--r); font-weight: 600;
}
.bar .btn-sm:hover { background: #d4761a; text-decoration: none; }
.inline { display: inline; }
.link {
  background: none; border: 0; color: #cfe4f1; font: inherit; font-size: 14px; cursor: pointer;
}
.link:hover { color: #fff; text-decoration: underline; }

/* ---- 页面 ---- */
.page { max-width: 1180px; margin: 0 auto; padding: 26px; }
h1 { font-size: 22px; }
.hd-row {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 20px;
}
.hd-actions { margin-left: auto; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.pill { background: var(--card); border: 1px solid var(--line); border-radius: 99px;
        padding: 5px 14px; font-size: 13px; color: var(--ink-2); }

/* ---- 按钮 ---- */
.btn-primary, .btn-ghost, .btn-xs {
  display: inline-block; border: 1px solid transparent; border-radius: var(--r);
  font: inherit; font-size: 14px; cursor: pointer; text-align: center;
}
.btn-primary { background: var(--pri); color: #fff; padding: 9px 18px; font-weight: 600; }
.btn-primary:hover { background: var(--pri-d); text-decoration: none; }
.btn-ghost { background: var(--card); color: var(--ink-2); border-color: var(--line); padding: 8px 15px; }
.btn-ghost:hover { border-color: var(--pri); color: var(--pri); text-decoration: none; }
.btn-xs { background: var(--card); border-color: var(--line); padding: 4px 11px; font-size: 13px; color: var(--ink-2); }
.btn-xs:hover { border-color: var(--pri); color: var(--pri); text-decoration: none; }
.btn-xs.danger:hover { border-color: var(--err); color: var(--err); }
.btn-primary.wide { width: 100%; margin-top: 4px; }
.btn-row { display: flex; gap: 8px; }
.btn-row .btn-ghost { flex: 1; }

/* ---- 提示条 ---- */
.flash-wrap { margin-bottom: 18px; display: grid; gap: 8px; }
.flash { padding: 11px 15px; border-radius: var(--r); font-size: 14px; white-space: pre-wrap; }
.flash-ok { background: #e6f4f2; color: #0b5c51; border-left: 4px solid var(--ok); }
.flash-err { background: #fdecea; color: #8c2b1f; border-left: 4px solid var(--err); }

/* ---- 列表 ---- */
table.list {
  width: 100%; border-collapse: collapse; background: var(--card);
  border: 1px solid var(--line); border-radius: var(--r); overflow: hidden;
}
table.list th, table.list td { padding: 12px 15px; text-align: left; border-bottom: 1px solid var(--line); }
table.list th { background: #f8fafc; font-size: 13px; color: var(--ink-2); font-weight: 600; }
table.list tr:last-child td { border-bottom: 0; }
.t-title a { font-weight: 600; font-size: 15px; }
.tags { margin-top: 3px; display: flex; gap: 5px; flex-wrap: wrap; }
.tags span { background: var(--pri-l); color: var(--pri-d); font-size: 11.5px;
             padding: 1px 7px; border-radius: 99px; }
.badge { font-size: 12px; padding: 3px 9px; border-radius: 99px; white-space: nowrap; }
.badge.ok { background: #e6f4f2; color: #0b5c51; }
.badge.draft { background: #f0f2f5; color: var(--ink-3); }
.empty {
  background: var(--card); border: 1px dashed var(--line); border-radius: var(--r);
  padding: 46px 26px; text-align: center; color: var(--ink-2);
}
.empty p + p { margin-top: 8px; }

/* ---- 编辑器布局 ---- */
.editor-grid { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 20px; align-items: start; }
.col-main, .col-side { display: grid; gap: 16px; }
.box { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 16px; }
.box-h { font-size: 13px; font-weight: 700; color: var(--ink-2); margin-bottom: 11px; }

.fld { display: block; }
.fld > span { display: block; font-size: 13.5px; font-weight: 600; color: var(--ink-2); margin-bottom: 6px; }
.fld input, .fld textarea, .fld select, .box input, .box select {
  width: 100%; padding: 9px 12px; border: 1px solid var(--line); border-radius: var(--r);
  font: inherit; font-size: 14.5px; background: #fff; color: var(--ink);
}
.fld input:focus, .fld textarea:focus, .fld select:focus, .box input:focus {
  outline: 2px solid var(--pri); outline-offset: -1px; border-color: var(--pri);
}
.fld textarea { resize: vertical; }
.fld small, .box small { display: block; margin-top: 6px; font-size: 12.5px; color: var(--ink-3); line-height: 1.55; }
.fld-row { display: grid; grid-template-columns: minmax(0, 1fr) 170px; gap: 14px; }
.col-main > .fld, .col-main > .fld-row { background: var(--card); border: 1px solid var(--line);
  border-radius: var(--r); padding: 16px; }
.col-side .fld { margin-bottom: 11px; }

/* ---- Quill ---- */
#editor { min-height: 420px; background: #fff; font-size: 15.5px; }
.ql-toolbar.ql-snow { border-color: var(--line); border-radius: var(--r) var(--r) 0 0; background: #f8fafc; }
.ql-container.ql-snow { border-color: var(--line); border-radius: 0 0 var(--r) var(--r); font-family: inherit; }
.ql-editor { line-height: 1.85; }
.ql-editor h2 { font-size: 21px; }
.ql-editor h3 { font-size: 17.5px; }
.ql-editor img { max-width: 100%; }
.ql-editor blockquote { border-left: 4px solid var(--acc); background: #f7fafc; padding: 10px 16px; margin: 12px 0; }

/* ---- 封面 ---- */
.cover-preview {
  border: 1px dashed var(--line); border-radius: var(--r); min-height: 108px;
  display: flex; align-items: center; justify-content: center; overflow: hidden;
  background: #fbfcfe; margin-bottom: 10px;
}
.cover-preview img { width: 100%; height: auto; display: block; }

/* ---- 图库弹窗 ---- */
.modal { position: fixed; inset: 0; z-index: 50; display: flex; align-items: center; justify-content: center; }
.modal[hidden] { display: none; }
.modal-bg { position: absolute; inset: 0; background: rgba(15, 26, 38, .55); }
.modal-box {
  position: relative; background: var(--card); border-radius: 12px; width: min(880px, 94vw);
  max-height: 86vh; display: flex; flex-direction: column; overflow: hidden;
}
.modal-h { display: flex; align-items: center; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.modal-h .x { margin-left: auto; background: none; border: 0; font-size: 24px; line-height: 1;
              cursor: pointer; color: var(--ink-3); }
.modal-tools { display: flex; align-items: center; gap: 12px; padding: 12px 18px; border-bottom: 1px solid var(--line); }
.upload-btn { cursor: pointer; }
.media-grid {
  padding: 16px 18px; overflow-y: auto; display: grid; gap: 12px;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
}
.media-item {
  position: relative; padding: 0; border: 2px solid var(--line); border-radius: var(--r);
  background: #fff; cursor: pointer; overflow: hidden; text-align: left;
}
.media-item:hover { border-color: var(--pri); }
.media-item img { width: 100%; height: 108px; object-fit: cover; display: block; }
.media-item .nm { display: block; font-size: 11px; color: var(--ink-3); padding: 5px 7px;
                  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.media-item .flag {
  position: absolute; top: 5px; left: 5px; background: var(--acc); color: #fff;
  font-size: 10.5px; padding: 1px 7px; border-radius: 99px;
}

/* ---- 登录 ---- */
.login-box {
  max-width: 380px; margin: 12vh auto 0; background: var(--card); padding: 34px 30px;
  border: 1px solid var(--line); border-radius: 12px;
}
.login-box h1 { font-size: 20px; margin-bottom: 5px; }
.login-box .muted { margin-bottom: 22px; font-size: 13.5px; }
.login-box label { display: block; font-size: 13.5px; font-weight: 600;
                   color: var(--ink-2); margin-bottom: 6px; }
.login-box input { width: 100%; padding: 11px 13px; border: 1px solid var(--line);
                   border-radius: var(--r); font: inherit; margin-bottom: 16px; }
.login-box input:focus { outline: 2px solid var(--pri); outline-offset: -1px; }
.login-box .btn-primary { width: 100%; padding: 11px; }

@media (max-width: 900px) {
  .editor-grid { grid-template-columns: 1fr; }
  .fld-row { grid-template-columns: 1fr; }
  .page { padding: 18px; }
}