:root{--brand:#31477e;--ink:#172033;--muted:#788195;--line:#e6e9ef;--soft:#f5f7fa;--danger:#c63c3c;--success:#187443}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--soft)}a{text-decoration:none;color:inherit}button,input,textarea,select{font:inherit}.admin-body{min-height:100vh}.admin-sidebar{position:fixed;inset:0 auto 0 0;width:236px;background:#121827;color:#c8cfdb;display:flex;flex-direction:column;z-index:30}.admin-logo{height:78px;display:flex;align-items:center;gap:12px;padding:0 20px;border-bottom:1px solid rgba(255,255,255,.08);font-weight:700}.admin-logo img{width:50px;height:50px;border-radius:8px;object-fit:cover}.admin-sidebar nav{padding:15px 10px;overflow:auto;flex:1}.admin-sidebar nav a{display:flex;align-items:center;gap:12px;padding:12px 15px;border-radius:9px;margin:3px 0;font-size:14px}.admin-sidebar nav a:hover,.admin-sidebar nav a.active{background:var(--brand);color:#fff}.admin-sidebar nav a span{width:20px;text-align:center}.sidebar-bottom{padding:14px 18px;border-top:1px solid rgba(255,255,255,.08);display:flex;justify-content:space-between;font-size:13px}.admin-main{margin-left:236px;min-height:100vh}.admin-topbar{height:78px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:20}.admin-topbar strong{display:block}.admin-topbar small{display:block;color:var(--muted);margin-top:3px}.admin-user{font-size:13px;color:var(--muted)}.admin-menu-toggle{display:none;border:0;background:none;font-size:24px}.admin-content{padding:28px;max-width:1500px}.alert{padding:13px 16px;border-radius:9px;margin-bottom:18px}.alert.success{background:#eaf7ef;color:var(--success)}.alert.error{background:#fff0f0;color:var(--danger)}.page-actions{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;gap:12px}.page-actions h1{font-size:24px;margin:0}.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);padding:10px 16px;cursor:pointer}.btn:hover{border-color:var(--brand);color:var(--brand)}.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn.danger{border-color:#f2c4c4;color:var(--danger)}.btn.small{padding:7px 11px;font-size:13px}.card{background:#fff;border:1px solid var(--line);border-radius:13px;padding:22px;margin-bottom:20px;box-shadow:0 4px 18px rgba(26,37,59,.025)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:20px}.stat{background:#fff;border:1px solid var(--line);padding:22px;border-radius:13px}.stat span{color:var(--muted);font-size:13px}.stat strong{display:block;font-size:34px;margin-top:8px}.table-wrap{overflow:auto}.data-table{width:100%;border-collapse:collapse;min-width:760px}.data-table th,.data-table td{padding:13px 11px;border-bottom:1px solid var(--line);text-align:left;font-size:14px;vertical-align:middle}.data-table th{color:var(--muted);font-weight:600;background:#fafbfc}.thumb{width:68px;height:58px;object-fit:contain;background:#f7f8fa;border-radius:6px}.status{display:inline-flex;padding:4px 9px;border-radius:99px;font-size:12px;background:#eaf7ef;color:var(--success)}.status.off{background:#f1f2f4;color:#7c8491}.actions{display:flex;gap:7px;white-space:nowrap}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.field{display:flex;flex-direction:column;gap:7px}.field.full{grid-column:1/-1}.field label{font-size:13px;font-weight:600}.field small{color:var(--muted)}.input{width:100%;border:1px solid var(--line);border-radius:8px;padding:11px 12px;background:#fff;outline:0}.input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(49,71,126,.1)}textarea.input{min-height:120px;resize:vertical}.check{display:flex;align-items:center;gap:8px}.image-preview{width:180px;height:130px;object-fit:contain;background:#f7f8fa;border:1px solid var(--line);border-radius:9px;margin-top:8px}.gallery-admin{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.gallery-item{border:1px solid var(--line);padding:10px;border-radius:9px}.gallery-item img{width:100%;aspect-ratio:1;object-fit:contain;background:#fafafa}.gallery-item .input{padding:7px;margin-top:7px}.editor-wrap{border:1px solid var(--line);border-radius:9px;overflow:hidden;background:#fff}.editor-toolbar{display:flex;flex-wrap:wrap;gap:5px;padding:9px;background:#f8f9fb;border-bottom:1px solid var(--line)}.editor-toolbar button,.editor-toolbar select{border:1px solid #dfe3ea;background:#fff;border-radius:5px;padding:6px 9px;cursor:pointer}.editor-area{min-height:380px;padding:20px;outline:0;line-height:1.8}.editor-area img{max-width:100%;height:auto}.editor-area figure{margin:20px 0;text-align:center}.editor-area figcaption{color:var(--muted);font-size:13px}.editor-source{width:100%;min-height:380px;padding:15px;border:0;font-family:monospace;display:none}.media-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:13px}.media-card{background:#fff;border:1px solid var(--line);border-radius:9px;overflow:hidden}.media-card img{width:100%;aspect-ratio:1;object-fit:contain;background:#fafafa}.media-card div{padding:9px;font-size:12px;word-break:break-all}.login-page{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#192541,#31477e)}.login-card{width:min(420px,calc(100% - 32px));background:#fff;border-radius:18px;padding:35px;box-shadow:0 28px 80px rgba(0,0,0,.24)}.login-brand{text-align:center;margin-bottom:28px}.login-brand img{width:92px;height:92px;object-fit:cover;border-radius:16px;margin:auto}.login-card h1{text-align:center;font-size:24px}.login-card .field{margin-bottom:15px}.login-card .btn{width:100%;padding:13px}.hint{padding:12px;background:#f5f7fa;border-radius:8px;color:var(--muted);font-size:13px;margin-top:16px}.inline-form{display:inline}.code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:#f2f4f7;padding:3px 7px;border-radius:5px;word-break:break-all}
@media(max-width:1000px){.stats{grid-template-columns:repeat(2,1fr)}.gallery-admin{grid-template-columns:repeat(3,1fr)}.media-grid{grid-template-columns:repeat(4,1fr)}}
@media(max-width:760px){.admin-sidebar{transform:translateX(-100%);transition:.25s}.admin-sidebar.open{transform:none}.admin-main{margin-left:0}.admin-menu-toggle{display:block}.admin-topbar{padding:0 15px}.admin-user{display:none}.admin-content{padding:16px}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.stats{grid-template-columns:1fr 1fr;gap:10px}.gallery-admin{grid-template-columns:repeat(2,1fr)}.media-grid{grid-template-columns:repeat(2,1fr)}}
.split-380{grid-template-columns:380px 1fr}.split-390{grid-template-columns:390px 1fr}.split-430{grid-template-columns:430px 1fr}.split-470{grid-template-columns:470px 1fr}@media(max-width:920px){.form-grid.split{grid-template-columns:1fr}}
.editor-area .editor-gallery{display:grid;gap:12px}.editor-area .editor-gallery.cols-2{grid-template-columns:repeat(2,1fr)}.editor-area .editor-gallery.cols-3{grid-template-columns:repeat(3,1fr)}.editor-area .editor-gallery figure{margin:0}