:root{--navy:#06172e;--navy2:#0b2344;--blue:#1683ff;--line:#dce4ee;--text:#182638;--muted:#64748b;--bg:#f3f6fa;--danger:#c53030}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.55}a{color:#1264c9;text-decoration:none}label{display:grid;gap:7px;font-weight:650;font-size:14px}input,select,textarea{width:100%;border:1px solid #cdd8e5;border-radius:8px;background:#fff;padding:10px 12px;color:#172337;font:inherit}textarea{resize:vertical}.sidebar{position:fixed;inset:0 auto 0 0;width:245px;background:linear-gradient(180deg,#06172e,#0b2344);color:#fff;padding:24px 16px;overflow:auto;overflow-anchor:none;scrollbar-gutter:stable;z-index:10}.admin-brand{display:block;color:#fff;font-weight:900;font-size:21px;letter-spacing:.04em;margin:0 8px 28px}.admin-brand small{color:#46a6ff;font-size:10px}.sidebar nav{display:grid;gap:5px}.sidebar nav>a,.sidebar details a,.sidebar summary{display:block;color:#bfcce0;padding:9px 12px;border-radius:7px;font-size:14px}.sidebar details a{padding-left:24px}.sidebar a:hover,.sidebar summary:hover{background:#16375d;color:#fff}.sidebar a.active{background:#315783;color:#fff;font-weight:800;box-shadow:inset 3px 0 0 #78b4ff}.sidebar details{border-bottom:1px solid #1c3a5d;padding-bottom:6px}.sidebar summary{cursor:pointer;font-weight:800;color:#fff}.logout{display:block;margin:24px 12px;color:#ffb5b5}.admin-main{margin-left:245px;min-height:100vh}.topbar{height:66px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 30px;position:sticky;top:0;z-index:5}.admin-content{padding:30px;max-width:1480px}.page-title{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:22px}.page-title h1{font-size:28px;margin:3px 0}.page-title small{color:#1380f5;font-weight:900;letter-spacing:.18em}.button{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:8px;background:linear-gradient(135deg,#0876e8,#1b92ff);color:#fff;padding:11px 18px;font-weight:800;cursor:pointer}.button.secondary{background:#e8f1fc;color:#0758a7}.danger-bg{background:var(--danger)}.panel{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px;margin:0 0 20px;box-shadow:0 5px 18px #173a6112;overflow:auto}.panel h2{margin-top:0}.grid-2,.grid-3{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.inline-form{display:flex;align-items:end;gap:14px;flex-wrap:wrap}.inline-form label{min-width:180px;flex:1}.check{display:flex;align-items:center;justify-content:flex-start;flex-direction:row}.check input{width:auto}.tabs{position:sticky;top:66px;z-index:3;display:flex;gap:7px;background:var(--bg);padding:10px 0}.tabs a,.filters a{display:inline-block;padding:8px 13px;border-radius:8px;background:#e4edf8;font-weight:800}.lang-panel{scroll-margin-top:120px}.code-editor{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px}.sticky-save{position:sticky;bottom:12px;text-align:right;padding:12px;background:#ffffffdd;border-radius:12px;box-shadow:0 4px 18px #173a6125}.stat-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;margin-bottom:20px}.stat-grid>div{background:linear-gradient(145deg,#fff,#eaf3ff);border:1px solid #d7e6f6;border-radius:12px;padding:22px}.stat-grid b{display:block;color:#0b70dd;font-size:31px}.stat-grid span{color:var(--muted)}table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;border-bottom:1px solid #e8edf3;padding:11px;vertical-align:top}th{color:#52647a;font-size:12px;text-transform:uppercase}.actions{display:flex;gap:10px}.actions form{margin:0}.link{border:0;background:none;color:#1264c9;padding:0;cursor:pointer;font:inherit}.danger{color:var(--danger)!important}.notice{padding:13px 15px;border-radius:8px;margin:0 0 15px}.notice.success{background:#e3f8ed;color:#08753a}.notice.error,.warning{background:#fff0f0;color:#9d2727}.status{display:inline-block;padding:3px 8px;border-radius:99px;background:#e8edf3}.status.published{background:#dcf7e8;color:#08753a}.status.scheduled{background:#e1efff;color:#0758a7}.media-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px}.media-grid article{background:#fff;border:1px solid var(--line);border-radius:10px;padding:11px;display:grid;gap:8px;min-width:0}.media-grid img{width:100%;height:150px;object-fit:cover;border-radius:7px;background:#e9eff6}.media-grid code{font-size:10px;overflow-wrap:anywhere}.file-icon{height:150px;background:#e9eff6;display:grid;place-items:center;font-size:26px;font-weight:900}.muted{color:var(--muted);font-size:13px}.narrow{max-width:600px;display:grid;gap:16px}.login{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 80% 10%,#174a7e,#06172e 55%)}.login-card{width:min(420px,calc(100% - 32px));background:#fff;border-radius:16px;padding:32px;display:grid;gap:17px;box-shadow:0 25px 80px #0008}.login-card .admin-brand{color:#09264a;margin:0}.mobile-menu{display:none}fieldset{border:1px solid var(--line);border-radius:10px;margin:18px 0;padding:16px}legend{font-weight:900;color:#0758a7}@media(max-width:1000px){.sidebar{transform:translateX(-100%);transition:.2s}.menu-open .sidebar{transform:none}.admin-main{margin-left:0}.mobile-menu{display:inline-block}.stat-grid{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:1fr 1fr}}@media(max-width:640px){.admin-content{padding:18px}.topbar{padding:0 18px}.grid-2,.grid-3{grid-template-columns:1fr}.page-title{align-items:flex-start;flex-direction:column}.stat-grid{grid-template-columns:1fr 1fr}.topbar>span{font-size:12px}}