:root{--bg: #f6f4ef;--surface: #ffffff;--sidebar-bg: #2b2925;--sidebar-text: #cfcbc2;--sidebar-active: #f6f4ef;--text: #292825;--text-soft: #5b5a55;--text-muted: #99958c;--border: #e7e3da;--border-strong: #d8d3c8;--accent: #8a5a44;--accent-strong: #6f4634;--accent-soft: #f0e7df;--danger: #b3392f;--radius: 10px;--radius-sm: 7px;--shadow: 0 1px 2px rgba(41, 40, 37, .05), 0 2px 8px rgba(41, 40, 37, .05);--font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:var(--font);background:var(--bg);color:var(--text);font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-strong)}.admin-layout{display:flex;min-height:100vh}.sidebar{width:230px;flex-shrink:0;background:var(--sidebar-bg);color:var(--sidebar-text);display:flex;flex-direction:column;padding:1rem 0}.sidebar__brand{padding:.4rem 1.25rem 1.25rem;font-weight:650;color:#fff;font-size:.98rem;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:.75rem}.sidebar__group{padding:.6rem 1rem .25rem;font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;color:#fff6}.sidebar__link{display:block;padding:.5rem 1.25rem;color:var(--sidebar-text);font-size:.92rem}.sidebar__link:hover{color:#fff;background:#ffffff0f}.sidebar__link.active{color:var(--sidebar-active);background:var(--accent)}.main{flex:1;min-width:0;display:flex;flex-direction:column}.topbar{background:var(--surface);border-bottom:1px solid var(--border);padding:.8rem 1.5rem;display:flex;align-items:center;justify-content:space-between}.topbar__title{font-weight:650;font-size:1.05rem}.content{padding:1.5rem;flex:1}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.25rem 1.4rem;margin-bottom:1.25rem}.card__title{font-weight:650;margin-bottom:1rem}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:1rem;margin-bottom:1.25rem}.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.2rem 1.4rem}.stat__num{font-size:1.9rem;font-weight:700;color:var(--text)}.stat__label{color:var(--text-muted);font-size:.85rem}.table-wrap{overflow-x:auto}table.data{width:100%;border-collapse:collapse;font-size:.9rem}table.data th,table.data td{text-align:left;padding:.6rem .75rem;border-bottom:1px solid var(--border);vertical-align:middle}table.data th{color:var(--text-muted);font-weight:600;font-size:.8rem;white-space:nowrap}table.data tr:hover td{background:#faf9f5}.form{display:flex;flex-direction:column;gap:1rem;max-width:720px}.form-row{display:flex;flex-direction:column;gap:.3rem}.form-row label{font-size:.85rem;font-weight:600;color:var(--text-soft)}.form-row input,.form-row textarea,.form-row select{padding:.5rem .7rem;border:1px solid var(--border-strong);border-radius:var(--radius-sm);font-size:.95rem;font-family:inherit;background:var(--surface);color:var(--text)}.form-row input:focus,.form-row textarea:focus,.form-row select:focus{outline:none;border-color:var(--accent)}.form-row textarea{resize:vertical;min-height:90px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.form-hint{color:var(--text-muted);font-size:.8rem}.btn{display:inline-flex;align-items:center;gap:.4rem;padding:.45rem .95rem;border-radius:var(--radius-sm);border:1px solid var(--border-strong);background:var(--surface);color:var(--text);font-size:.9rem;cursor:pointer;font-family:inherit;transition:border-color .15s,background .15s}.btn:hover{border-color:var(--accent);color:var(--accent)}.btn--primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn--primary:hover{background:var(--accent-strong);color:#fff}.btn--danger{color:var(--danger);border-color:#e6c9c5}.btn--danger:hover{border-color:var(--danger);color:var(--danger);background:#fbf0ee}.btn--sm{padding:.25rem .6rem;font-size:.82rem}.btn--active{background:var(--accent-soft);border-color:var(--accent);color:var(--accent-strong);font-weight:600}.btn:disabled{opacity:.5;cursor:not-allowed}.toolbar{display:flex;gap:.6rem;align-items:center;margin-bottom:1rem;flex-wrap:wrap}.toolbar .spacer{flex:1}.badge{display:inline-block;padding:.08rem .55rem;border-radius:999px;font-size:.75rem;background:var(--accent-soft);color:var(--accent-strong)}.badge--published{background:#e6efe3;color:#4a6b3a}.badge--draft{background:#ece8df;color:#7a7466}.badge--archived{background:#ece8df;color:#99958c}.empty,.loading{text-align:center;padding:3rem 1rem;color:var(--text-muted)}.error-box{background:#fbf0ee;border:1px solid #e6c9c5;color:var(--danger);padding:.8rem 1rem;border-radius:var(--radius-sm);margin-bottom:1rem}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000059;display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:var(--surface);border-radius:var(--radius);padding:1.5rem;width:100%;max-width:420px;box-shadow:var(--shadow)}.modal__title{font-weight:650;margin-bottom:.75rem}.modal__actions{display:flex;justify-content:flex-end;gap:.6rem;margin-top:1.25rem}.toast-container{position:fixed;bottom:1.25rem;right:1.25rem;z-index:200;display:flex;flex-direction:column;gap:.5rem}.toast{background:var(--sidebar-bg);color:#fff;padding:.7rem 1.1rem;border-radius:var(--radius-sm);font-size:.9rem;box-shadow:var(--shadow);animation:toast-in .2s ease}.toast--error{background:var(--danger)}@keyframes toast-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.article-editor-wrapper{display:flex;flex-direction:column;min-height:calc(100vh - 120px)}.article-editor-topbar{display:flex;align-items:center;justify-content:space-between;padding:.6rem 1rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:1rem;flex-wrap:wrap;gap:.6rem}.topbar-left,.topbar-right{display:flex;align-items:center;gap:.6rem}.topbar-page-title{margin:0;font-size:1.05rem;font-weight:650}.topbar-divider{width:1px;height:16px;background:var(--border-strong)}.article-editor-layout{display:flex;gap:1.25rem;align-items:flex-start;position:relative}.article-canvas{flex:1;min-width:0;display:flex;flex-direction:column;gap:.75rem}.article-title-container{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:.6rem 1rem;box-shadow:var(--shadow)}.article-title-field{width:100%;border:none;background:transparent;font-size:1.5rem;font-weight:700;color:var(--text);outline:none;font-family:inherit}.article-title-field::placeholder{color:var(--text-muted);font-weight:400}.article-settings-panel{width:320px;flex-shrink:0;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);display:flex;flex-direction:column;max-height:calc(100vh - 120px);position:sticky;top:1rem}.sidebar-collapsed .article-settings-panel{display:none}.panel-header{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1rem;border-bottom:1px solid var(--border);background:#faf9f5;border-radius:var(--radius) var(--radius) 0 0}.panel-title{font-size:.88rem;font-weight:650;color:var(--text)}.panel-close-btn{background:none;border:none;font-size:1rem;color:var(--text-muted);cursor:pointer;padding:.2rem .4rem;border-radius:4px}.panel-close-btn:hover{background:#eeeae2;color:var(--text)}.panel-scroll-content{padding:1rem;overflow-y:auto;display:flex;flex-direction:column;gap:1rem}.setting-card{background:#faf9f5;border:1px solid var(--border);border-radius:var(--radius-sm);padding:.8rem;display:flex;flex-direction:column;gap:.65rem}.setting-card-title{font-size:.76rem;font-weight:700;color:var(--text-soft);text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--border);padding-bottom:.35rem;margin-bottom:.15rem}.setting-field{display:flex;flex-direction:column;gap:.25rem}.setting-label{font-size:.8rem;font-weight:600;color:var(--text-soft)}.setting-label .req{color:var(--danger);margin-left:2px}.setting-hint{font-size:.72rem;color:var(--text-muted)}.setting-field input,.setting-field select,.setting-field textarea{padding:.45rem .6rem;border:1px solid var(--border-strong);border-radius:var(--radius-sm);font-size:.86rem;background:var(--surface);color:var(--text);font-family:inherit}.setting-field input:focus,.setting-field select:focus,.setting-field textarea:focus{outline:none;border-color:var(--accent)}.cover-preview-box{display:flex;flex-direction:column;gap:.5rem}.cover-preview-box img{width:100%;height:120px;object-fit:cover;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg)}.cover-preview-actions{display:flex;justify-content:space-between;align-items:center}.cover-uploader-box{display:flex;flex-direction:column;gap:.4rem}.md-editor-box{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow);display:flex;flex-direction:column;overflow:hidden}.md-editor-toolbar{display:flex;align-items:center;justify-content:space-between;background:#faf9f5;border-bottom:1px solid var(--border);padding:.45rem .75rem;gap:.5rem;flex-wrap:wrap}.md-toolbar-group{display:flex;align-items:center;gap:.25rem;flex-wrap:wrap}.md-tool-btn{background:transparent;border:1px solid transparent;border-radius:4px;padding:.25rem .45rem;font-size:.8rem;cursor:pointer;color:var(--text-soft);font-family:inherit;transition:all .15s}.md-tool-btn:hover{background:#ebe7de;color:var(--text);border-color:var(--border)}.md-tool-divider{width:1px;height:16px;background:var(--border-strong);margin:0 .2rem}.md-segmented-control{display:inline-flex;background:#ece8df;border-radius:var(--radius-sm);padding:2px;gap:2px}.md-segment-btn{border:none;background:transparent;padding:.25rem .65rem;border-radius:5px;font-size:.78rem;cursor:pointer;color:var(--text-soft);transition:background .15s,color .15s}.md-segment-btn:hover{color:var(--text)}.md-segment-btn.active{background:var(--surface);color:var(--accent-strong);font-weight:650;box-shadow:0 1px 2px #00000014}.md-editor-body{display:flex;flex:1;position:relative}.md-pane{flex:1;min-width:0;display:flex;flex-direction:column}.md-pane--edit textarea{width:100%;height:100%;min-height:480px;border:none;outline:none;padding:1.25rem 1.4rem;font-family:ui-monospace,Menlo,Consolas,Monaco,monospace;font-size:.95rem;line-height:1.7;color:var(--text);background:var(--surface);resize:vertical}.md-pane--edit textarea:focus{outline:none}.md-pane--preview{background:var(--surface)}.md-editor-body--split .md-pane--preview{border-left:1px solid var(--border)}.md-preview{padding:1.25rem 1.5rem;overflow-y:auto;min-height:480px;background:var(--surface);line-height:1.75}.md-preview h1{font-size:1.5rem;margin-top:0}.md-preview h2{font-size:1.25rem}.md-preview h3{font-size:1.1rem}.md-preview pre{background:#f4f2ed;border:1px solid var(--border);border-radius:var(--radius-sm);padding:.8rem 1rem;overflow-x:auto}.md-preview code{background:#f4f2ed;padding:.1rem .3rem;border-radius:4px;font-family:ui-monospace,Menlo,monospace}.md-preview pre code{background:none;padding:0}.md-preview blockquote{margin:.8rem 0;padding:.3rem 1rem;border-left:3px solid var(--accent);background:var(--accent-soft)}.md-preview table{border-collapse:collapse;width:100%}.md-preview img{max-width:100%;height:auto;border-radius:var(--radius-sm);display:block;margin:1.25rem auto;box-shadow:var(--shadow)}.md-editor-footer{display:flex;align-items:center;gap:.4rem;padding:.35rem .9rem;font-size:.74rem;color:var(--text-muted);background:#faf9f5;border-top:1px solid var(--border)}.hljs-keyword,.hljs-selector-tag,.hljs-literal{color:#9a4d3a}.hljs-string,.hljs-attr{color:#5d7a3f}.hljs-number{color:#9a6a3a}.hljs-comment{color:#a09b90;font-style:italic}.hljs-title,.hljs-title.function_{color:#4a6280}.hljs-built_in,.hljs-type{color:#7a5a8a}.media-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:1rem}.media-item{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:var(--surface)}.media-item img{width:100%;height:120px;object-fit:cover;display:block;background:var(--bg)}.media-item__body{padding:.5rem .7rem;font-size:.78rem;color:var(--text-soft)}.media-item__actions{display:flex;gap:.4rem;padding:0 .7rem .6rem}@media(max-width:1024px){.article-editor-layout{flex-direction:column}.article-settings-panel{width:100%;position:static;max-height:none}}@media(max-width:760px){.admin-layout{flex-direction:column}.sidebar{width:100%;flex-direction:row;overflow-x:auto;padding:.4rem}.sidebar__brand,.sidebar__group{display:none}.sidebar__link{padding:.45rem .8rem;white-space:nowrap}.form-grid{grid-template-columns:1fr}.content{padding:1rem}.article-editor-body--split{flex-direction:column}.article-editor-body--split .md-pane--preview{border-left:none;border-top:1px solid var(--border)}}