:root{--blue:#14254a;--blue2:#1f3a6e;--gold:#c9a45a;--gold2:#e8c374;--red:#a61b29;--line:#e3e6ee;--muted:#6b7280}
*{box-sizing:border-box}
body{margin:0;font-family:"Noto Sans CJK SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;color:#1d2433;background:#f3f4f8;font-size:15px;line-height:1.6}
a{color:var(--blue2);text-decoration:none}a:hover{color:var(--red)}
.admin{display:flex;min-height:100vh}
.side{width:220px;flex:0 0 220px;background:var(--blue);color:#fff;display:flex;flex-direction:column;border-right:3px solid var(--gold);position:sticky;top:0;height:100vh}
.side-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:18px;padding:20px;border-bottom:1px solid rgba(255,255,255,.1);letter-spacing:2px}
.side-brand:hover{color:#fff}
.seal{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;background:var(--red);border:2px solid var(--gold2);border-radius:5px;color:#fff;font-family:serif;font-size:19px}
.seal.big{width:60px;height:60px;font-size:34px;margin:0 auto 12px}
.side nav{display:flex;flex-direction:column;padding:14px 10px;gap:2px;flex:1}
.side nav a{color:#d6ddef;padding:10px 14px;border-radius:6px}.side nav a:hover{background:rgba(255,255,255,.08);color:#fff}
.side nav a.on{background:var(--gold2);color:var(--blue);font-weight:600}
.logout{padding:16px}.logout button{width:100%;background:transparent;border:1px solid rgba(255,255,255,.3);color:#fff;padding:8px;border-radius:6px;cursor:pointer}
.content{flex:1;padding:28px 36px;min-width:0}
h1{font-size:24px;margin:0 0 20px;color:var(--blue)}h1 small{font-size:14px;font-weight:400}
.title-row{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:20px}.title-row h1{margin:0}
.flash{padding:10px 16px;border-radius:6px;margin-bottom:18px}.flash.success{background:#e8f6ee;color:#17663a;border:1px solid #b6e2c6}.flash.error{background:#fdecee;color:#9b1c2a;border:1px solid #f3bcc3}
.stats{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-bottom:22px}
.stat{background:#fff;border-radius:10px;padding:18px 20px;border:1px solid var(--line);border-top:3px solid var(--gold)}
.stat b{display:block;font-size:28px;color:var(--blue)}.stat span{color:var(--muted);font-size:13px}
.quick{display:flex;align-items:center;gap:12px;margin-bottom:22px;flex-wrap:wrap}
.hint{color:var(--muted);font-size:13px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.panel{background:#fff;border:1px solid var(--line);border-radius:10px;padding:18px 20px}
.panel h2{font-size:16px;margin:0 0 10px;color:var(--blue)}
table{width:100%;border-collapse:collapse}td,th{padding:9px 8px;border-bottom:1px solid #f0f1f5;text-align:left;vertical-align:middle}
th{font-size:13px;color:var(--muted);font-weight:500;background:#fafbfc}
.list tr:hover td{background:#fafbff}
.ops{white-space:nowrap}.ops a,.ops .link{margin-right:8px}
.inline{display:inline}
.link{background:none;border:0;color:var(--blue2);cursor:pointer;font-size:14px;padding:0}.link:disabled{color:#ccc;cursor:default}.link.danger{color:var(--red)}
.badge{font-style:normal;font-size:11px;background:#fff3d6;color:#8a6417;border:1px solid #ecd28f;border-radius:3px;padding:0 6px}.badge.gray{background:#eee;color:#666;border-color:#ddd}
.muted{color:var(--muted)}.clip{max-width:260px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.thumb{width:44px;height:52px;object-fit:cover;border-radius:6px}
.drag{cursor:grab;color:#999;font-size:18px;width:30px}tr.dragging{opacity:.4}
.btn{display:inline-block;padding:8px 18px;border-radius:6px;border:1px solid #cfd4e0;background:#fff;color:#1d2433;cursor:pointer;font-size:14px}
.btn:hover{border-color:var(--blue2);color:var(--blue2)}
.btn.primary{background:var(--blue);border-color:var(--blue);color:#fff}.btn.primary:hover{background:var(--blue2);color:#fff}
.btn.gold{background:var(--gold2);border-color:var(--gold);color:var(--blue);font-weight:600}
.form label{display:block;margin-bottom:16px;font-size:14px;color:#374151}
.form input[type=text],.form input:not([type]),.form input[type=password],.form select,.form textarea{display:block;width:100%;margin-top:6px;padding:9px 12px;border:1px solid #cfd4e0;border-radius:6px;font:inherit;background:#fff}
.form input[type=file]{display:block;margin-top:6px}
.form textarea.md{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:14px;line-height:1.7;border-radius:0 0 6px 6px;margin-top:0}
.form .row{display:flex;gap:16px;flex-wrap:wrap}.form .grow{flex:1;min-width:240px}
.form label.check{display:inline-flex;align-items:center;gap:6px;margin-right:18px}
.narrow-form{max-width:560px}
.cover-preview{display:flex;align-items:flex-end;gap:14px;margin:-6px 0 16px}.cover-preview img{max-height:120px;border-radius:6px;border:1px solid var(--line)}
.round-lg{width:100px;height:120px;object-fit:cover}
.toolbar{display:flex;flex-wrap:wrap;gap:4px;align-items:center;border:1px solid #cfd4e0;border-bottom:0;border-radius:6px 6px 0 0;padding:6px;background:#f7f8fb}
.toolbar button{border:1px solid transparent;background:none;padding:4px 10px;border-radius:4px;cursor:pointer;font-size:13px}.toolbar button:hover{background:#fff;border-color:#cfd4e0}
.toolbar .tabs{margin-left:auto}.toolbar .tab.on{background:var(--blue);color:#fff}
.editor{margin-bottom:16px}.preview{border:1px solid #cfd4e0;border-radius:0 0 6px 6px;padding:10px 24px;min-height:300px;background:#fffdf7}
.preview img{max-width:100%}
.actions{display:flex;gap:10px;margin-top:8px}
.admin-player{width:100%;max-width:560px;border-radius:8px;background:#000;margin:-6px 0 16px;display:block}
.progress{position:relative;height:22px;background:#eef0f5;border-radius:11px;overflow:hidden;margin:6px 0 14px}
.progress .bar{height:100%;width:0;background:linear-gradient(90deg,var(--gold),var(--gold2));transition:width .2s}
.progress .pct{position:absolute;inset:0;text-align:center;font-size:12px;line-height:22px}
.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,#0e1b38,#1f3a6e 60%,#3a1520)}
.login-box{background:#fff;padding:36px 34px;border-radius:12px;width:min(380px,92vw);text-align:center;border-top:4px solid var(--gold);box-shadow:0 20px 50px rgba(0,0,0,.3)}
.login-box h1{font-size:20px;letter-spacing:2px}.login-box label{display:block;text-align:left;font-size:14px;margin-bottom:16px}
.login-box input{display:block;width:100%;margin-top:6px;padding:10px 12px;border:1px solid #cfd4e0;border-radius:6px;font-size:15px}
.login-box .btn{width:100%;padding:10px}.login-box .back{display:block;margin-top:14px;font-size:13px}
.prose h2{font-size:20px}.prose blockquote{border-left:4px solid var(--gold);margin:12px 0;padding:6px 14px;background:#fff}
@media (max-width:860px){.admin{flex-direction:column}.side{width:auto;height:auto;position:static;flex:none}.side nav{flex-direction:row;flex-wrap:wrap}.content{padding:20px 16px}.stats{grid-template-columns:repeat(2,1fr)}.two{grid-template-columns:1fr}.list{font-size:13px}}
/* v2：后台朱砂 / 暖纸，与前台呼应 */
:root{--blue:#ad261f;--blue2:#861e19;--gold:#c4a36a;--gold2:#eed6a6;--red:#ad261f;--line:#e1d8cd;--muted:#766b60}
body{background:#f4efe6;color:#332b25}.side{background:#ad261f;border-right:1px solid #861e19}.side nav a{color:#fff4e8}.side nav a.on{background:#f7ead2;color:#861e19}.side-brand{color:#fff8ed}.stat,.panel{border-radius:3px}.stat{border-top:2px solid #ad261f}.stat b{color:#ad261f}.btn{border-radius:24px}.login-page{background:#ad261f}.login-box{background:#fbf8f0;border-radius:3px;border-top:3px solid #e8ca8b}.btn.gold{background:#eed6a6}.toolbar{background:#f5eee3}.preview{background:#fbf8f0}
/* V3：墨木侧栏、宣纸背景、朱红操作色 */
.side{background:#30241e;border-right:2px solid #c69b43}.side nav a{color:#f3ead7}.side nav a.on{background:#eed8aa;color:#6c231c}.side-brand{border-bottom-color:#d0b27a33}.login-page{background:linear-gradient(120deg,#30241e,#4e3c2b)}.stat{border-top-color:#244774}.stat b{color:#ad2b20}.panel{background:#fffdf6}body{background:#f3eee3}