/* Episteme Lumen 平台公共样式 */
@import url("el-widgets.css");
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body.el { background: var(--bg); color: var(--ink); font: 15px/1.65 var(--font); -webkit-text-size-adjust: 100%; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
button, input, textarea, select { font: inherit; color: inherit; }
.hidden, [hidden] { display: none !important; }

/* 顶栏 */
.el-top { position: sticky; top: 0; z-index: 50; height: var(--topbar-h); display: flex; align-items: center; gap: 14px;
  padding: 0 max(16px, env(safe-area-inset-left)); background: rgba(250, 248, 243, .94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.el-top .brand { font-family: var(--serif); font-weight: 700; font-size: 17px; color: var(--ink); white-space: nowrap; }
.el-top .brand:hover { text-decoration: none; }
.el-top nav { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; }
.el-top nav a { padding: 6px 10px; border-radius: 8px; color: var(--ink2); white-space: nowrap; }
.el-top nav a.on, .el-top nav a:hover { background: var(--accent-bg); color: var(--accent); text-decoration: none; }
.el-top .sp { flex: 1; }
.el-top .badge { display: inline-block; min-width: 18px; padding: 0 5px; border-radius: 9px; background: var(--red); color: #fff; font-size: 11px; line-height: 18px; text-align: center; margin-left: 4px; }
.el-user { position: relative; }
.el-user > button { border: 1px solid var(--line2); background: var(--panel); border-radius: 18px; padding: 4px 12px; cursor: pointer; max-width: 180px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.el-menu { position: absolute; right: 0; top: 40px; min-width: 180px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 6px; z-index: 60; }
.el-menu a, .el-menu button { display: block; width: 100%; text-align: left; padding: 8px 10px; border: 0; background: none; border-radius: 6px; color: var(--ink); cursor: pointer; }
.el-menu a:hover, .el-menu button:hover { background: var(--accent-bg); text-decoration: none; }
.el-menu .who { padding: 6px 10px; color: var(--ink3); font-size: 13px; border-bottom: 1px solid var(--line); margin-bottom: 4px; word-break: break-all; }
@media (max-width: 640px) {
  .el-top { gap: 6px; padding: 0 10px; }
  .el-top .brand { font-size: 0; }
  .el-top .brand::before { content: "EL"; font-size: 17px; }
  .el-top nav a { padding: 6px 6px; font-size: 14px; }
  .el-user > button { max-width: 76px; padding: 4px 8px; font-size: 13px; }
}

/* 布局与通用组件 */
.wrap { max-width: 1080px; margin: 0 auto; padding: 24px max(16px, env(safe-area-inset-left)) 60px; }
.wrap.narrow { max-width: 480px; }
h1.pg { font-family: var(--serif); font-size: 26px; margin: 8px 0 16px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.field { display: block; margin: 12px 0; }
.field > span { display: block; font-size: 13px; color: var(--ink2); margin-bottom: 4px; }
.input, textarea.input, select.input { width: 100%; padding: 9px 12px; border: 1px solid var(--line2); border-radius: 8px; background: #fff; outline: none; }
.input:focus { border-color: var(--accent2); box-shadow: 0 0 0 3px rgba(181, 122, 40, .15); }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.muted { color: var(--ink3); font-size: 13px; }
.err { color: var(--red); font-size: 14px; min-height: 1.4em; }
.ok { color: var(--green); }
.tag { display: inline-block; padding: 1px 8px; border-radius: 10px; font-size: 12px; background: var(--accent-bg); color: var(--accent); }
.tag.blue { background: #e6eef6; color: var(--blue); } .tag.green { background: #e5f2ea; color: var(--green); }
.tag.red { background: #f8e5e3; color: var(--red); } .tag.gray { background: #eeece6; color: var(--ink2); }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 16px; overflow-x: auto; }
.tabs button { border: 0; background: none; padding: 8px 14px; cursor: pointer; color: var(--ink2); border-bottom: 2px solid transparent; white-space: nowrap; }
.tabs button.on { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }
table.tbl { border-collapse: collapse; width: 100%; font-size: 14px; }
table.tbl th, table.tbl td { border-bottom: 1px solid var(--line); padding: 7px 8px; text-align: left; vertical-align: top; }
table.tbl th { color: var(--ink2); font-weight: 600; background: #f4f1ea; position: sticky; top: 0; }
.tblwrap { overflow-x: auto; max-width: 100%; }