:root{--bg: #f6f7fb;--bg-soft: #eef0f6;--card: #ffffff;--text: #17181c;--muted: #6b7280;--border: #e6e8ef;--border-strong: #d5d9e4;--accent: #4f46e5;--accent-2: #7c3aed;--accent-strong: #4338ca;--accent-weak: #eef2ff;--grad-accent: linear-gradient(120deg, #4f46e5 0%, #7c3aed 60%, #c026d3 100%);--grad-accent-soft: linear-gradient(120deg, rgba(79, 70, 229, .1), rgba(124, 58, 237, .1));--danger: #b91c1c;--danger-weak: #fef2f2;--success: #15803d;--success-weak: #f0fdf4;--warning: #b45309;--warning-weak: #fffbeb;--code-bg: #f1f2f7;--code-text: #4338ca;--pre-bg: #0f172a;--pre-text: #e2e8f0;--radius: 14px;--radius-sm: 10px;--overlay: rgba(23, 24, 28, .45);--shadow-sm: 0 1px 2px rgba(23, 24, 28, .05);--shadow-card: 0 1px 2px rgba(23, 24, 28, .04), 0 8px 24px rgba(23, 24, 28, .06);--shadow-lift: 0 2px 4px rgba(23, 24, 28, .05), 0 18px 44px rgba(23, 24, 28, .12);--shadow-accent: 0 4px 14px rgba(99, 68, 237, .32);--shadow-overlay: 0 24px 60px rgba(23, 24, 28, .22);--ease: cubic-bezier(.33, 1, .68, 1);--transition-fast: .16s var(--ease);--transition: .22s var(--ease);--font-stack: system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Cascadia Mono", monospace;--content-width: 760px}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{margin:0;font-family:var(--font-stack);background:radial-gradient(640px 300px at 88% -60px,rgba(124,58,237,.09),transparent 70%),radial-gradient(720px 340px at 6% -90px,rgba(79,70,229,.11),transparent 70%),var(--bg);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased}::selection{background:var(--accent-weak);color:var(--accent-strong)}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:999px;border:2px solid transparent;background-clip:content-box}::-webkit-scrollbar-thumb:hover{background:var(--muted);background-clip:content-box;border:2px solid transparent}.wrap{max-width:var(--content-width);margin:0 auto;padding-left:20px;padding-right:20px}h1,h2,h3,h4{line-height:1.4}.page-title{margin:0 0 8px;font-size:24px;letter-spacing:-.3px}.muted{color:var(--muted)}.site-main{padding-top:28px;padding-bottom:56px}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:22px 26px;margin-bottom:16px;box-shadow:var(--shadow-sm);transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition)}.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lift);border-color:#dcd9f4}.card-title{margin:0 0 8px;font-size:19px;font-weight:650;letter-spacing:-.2px}.card-title a{color:var(--text);background-image:var(--grad-accent);background-size:0% 2px;background-repeat:no-repeat;background-position:0 100%;padding-bottom:3px;transition:background-size .28s var(--ease),color var(--transition-fast)}.card-title a:hover{color:var(--accent-strong);text-decoration:none;background-size:100% 2px}.card-summary{margin:0 0 10px;color:var(--muted);font-size:15px}.meta{display:flex;flex-wrap:wrap;align-items:center;gap:6px;color:var(--muted);font-size:13px;font-variant-numeric:tabular-nums}.dot{color:var(--border-strong)}.chips{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px}.chip{background:var(--accent-weak);color:var(--accent-strong);font-size:12px;font-weight:500;padding:3px 12px;border-radius:999px;border:1px solid transparent;transition:border-color var(--transition-fast),background var(--transition-fast),color var(--transition-fast)}.chip:hover{text-decoration:none;background:var(--card);border-color:var(--accent);color:var(--accent)}.empty,.empty-state{background:var(--card);border:1px dashed var(--border-strong);border-radius:var(--radius);padding:48px 20px;text-align:center;color:var(--muted)}.empty-state:before{content:"✦";display:block;font-size:28px;line-height:1;margin-bottom:12px;background:var(--grad-accent);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent}.empty-state .empty-desc{margin:8px 0;font-size:14px}.empty-state .empty-action{margin-top:14px}.post{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:38px 42px;box-shadow:var(--shadow-card)}.post h1{margin:8px 0 14px;font-size:30px;font-weight:700;letter-spacing:-.5px;line-height:1.35}.post .meta{padding-bottom:16px;border-bottom:1px solid var(--border)}.back{font-size:14px}.markdown-body{margin-top:24px;word-wrap:break-word;overflow-wrap:break-word;font-size:15.5px;line-height:1.85}.markdown-body h2{position:relative;margin:34px 0 14px;font-size:22px;font-weight:700;letter-spacing:-.3px;padding-left:14px}.markdown-body h2:before{content:"";position:absolute;left:0;top:7px;bottom:7px;width:4px;border-radius:4px;background:var(--grad-accent)}.markdown-body h3{margin:26px 0 10px;font-size:18px;font-weight:650}.markdown-body h4{margin:20px 0 8px;font-size:16px;font-weight:650}.markdown-body p{margin:14px 0}.markdown-body ul,.markdown-body ol{margin:12px 0;padding-left:24px}.markdown-body li{margin:6px 0}.markdown-body li::marker{color:var(--accent);font-weight:600}.markdown-body blockquote{margin:16px 0;padding:12px 18px;border-left:3px solid var(--accent-2);background:linear-gradient(90deg,var(--accent-weak),transparent 96%);border-radius:0 10px 10px 0;color:#4b5563}.markdown-body code{background:var(--code-bg);color:var(--code-text);padding:2px 7px;border-radius:6px;font-size:.88em;font-family:var(--font-mono)}.markdown-body pre{position:relative;background:var(--pre-bg);color:var(--pre-text);padding:40px 18px 16px;border-radius:12px;border:1px solid rgba(148,163,184,.16);overflow-x:auto;font-size:13.5px;line-height:1.75;box-shadow:var(--shadow-sm)}.markdown-body pre:before{content:"";position:absolute;top:16px;left:18px;width:11px;height:11px;border-radius:50%;background:#ff5f57;box-shadow:19px 0 #febc2e,38px 0 #28c840}.markdown-body pre code{background:none;color:inherit;padding:0;font-size:inherit}.markdown-body table{border-collapse:collapse;margin:16px 0;width:100%;font-size:14px;border-radius:10px;overflow:hidden;border:1px solid var(--border)}.markdown-body th,.markdown-body td{border:1px solid var(--border);border-left:0;border-right:0;padding:9px 12px;text-align:left}.markdown-body th{background:#f7f8fd;font-weight:650;white-space:nowrap}.markdown-body tbody tr:nth-child(2n){background:#fafbfd}.markdown-body img{max-width:100%;border-radius:10px;box-shadow:var(--shadow-card)}.markdown-body hr{border:0;height:1px;background:linear-gradient(90deg,transparent,var(--border-strong),transparent);margin:28px 0}.comments{margin-top:28px}.comments h2{font-size:20px}.comment{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:14px 18px;margin-bottom:12px;box-shadow:var(--shadow-sm)}.comment-head{display:flex;justify-content:space-between;margin-bottom:6px;font-size:13px;color:var(--muted)}.comment p{margin:0;font-size:15px}.comment-reply{margin-left:28px;margin-top:-2px}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}.site-shell{display:flex;flex-direction:column;min-height:100vh}.site-header{background:#ffffffc7;backdrop-filter:saturate(1.5) blur(12px);-webkit-backdrop-filter:saturate(1.5) blur(12px);border-bottom:1px solid rgba(230,232,239,.8);position:sticky;top:0;z-index:10}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:13px;padding-bottom:13px}.header-brand{display:flex;align-items:center;gap:18px}.site-title{display:inline-flex;align-items:center;font-size:19px;font-weight:700;letter-spacing:-.2px;color:var(--text)}.site-title:hover{text-decoration:none;color:var(--accent)}.logo-mark{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;margin-right:10px;border-radius:9px;background:var(--grad-accent);color:#fff;font-size:12px;font-weight:800;letter-spacing:.5px;box-shadow:var(--shadow-accent);transition:transform var(--transition)}.site-title:hover .logo-mark{transform:rotate(-6deg) scale(1.06)}.header-nav{display:flex;gap:4px;font-size:14px}.header-nav a{padding:6px 13px;border-radius:999px;color:var(--muted);font-weight:500;transition:color var(--transition-fast),background var(--transition-fast)}.header-nav a:hover{color:var(--accent-strong);background:var(--accent-weak);text-decoration:none}.header-actions{display:flex;align-items:center;gap:10px;font-size:14px}.header-user{color:var(--muted);max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.search-form{display:flex;gap:8px}.search-form input{width:220px;padding:7px 12px 7px 34px;border:1px solid var(--border);border-radius:999px;font-size:14px;background:var(--bg-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='15' height='15' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2.2' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='m20 20-3.5-3.5'/%3E%3C/svg%3E") 11px center no-repeat;font-family:inherit;transition:border-color var(--transition-fast),box-shadow var(--transition-fast),background-color var(--transition-fast)}.search-form input:focus{outline:none;border-color:var(--accent);background-color:var(--card);box-shadow:0 0 0 3px var(--accent-weak)}.search-form input::-webkit-search-cancel-button{-webkit-appearance:none}.site-main{flex:1}.hero{position:relative;overflow:hidden;margin:4px 0 34px;padding:52px 32px 50px;border:1px solid var(--border);border-radius:20px;text-align:center;background:radial-gradient(520px 240px at 88% -50px,rgba(192,38,211,.1),transparent 70%),radial-gradient(640px 300px at 10% -70px,rgba(124,58,237,.14),transparent 70%),linear-gradient(180deg,#fff,#fbfaff);box-shadow:var(--shadow-card)}.hero:before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle,rgba(79,70,229,.12) 1px,transparent 1px);background-size:22px 22px;mask-image:linear-gradient(180deg,rgba(0,0,0,.5),transparent 70%);-webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.5),transparent 70%);pointer-events:none}.hero-title{position:relative;margin:0;font-size:40px;font-weight:800;letter-spacing:-1px;line-height:1.25;background:var(--grad-accent);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent}.hero-sub{position:relative;margin:14px auto 24px;max-width:540px;color:var(--muted);font-size:15.5px}.hero-actions{position:relative;display:flex;justify-content:center;gap:12px;flex-wrap:wrap}.site-footer{background:#fff9;border-top:1px solid var(--border);padding:20px 0;color:var(--muted);font-size:13px;text-align:center}.admin-shell{display:grid;grid-template-columns:220px minmax(0,1fr);min-height:100vh}.admin-sidebar{background:var(--card);border-right:1px solid var(--border);display:flex;flex-direction:column;gap:12px;padding:18px 14px;position:sticky;top:0;height:100vh}.admin-brand{font-size:17px;font-weight:700;padding:0 10px}.admin-brand a{color:var(--text)}.admin-brand a:hover{color:var(--accent);text-decoration:none}.admin-nav{display:flex;flex-direction:column;gap:4px;flex:1}.admin-nav-link{padding:8px 12px;border-radius:8px;color:var(--text);font-size:14px}.admin-nav-link:hover{background:var(--bg);text-decoration:none}.admin-nav-link.active{background:var(--accent-weak);color:var(--accent);font-weight:600}.admin-sidebar-footer{display:flex;flex-direction:column;gap:8px;font-size:13px;padding:0 10px}.admin-main{display:flex;flex-direction:column;min-width:0}.admin-topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 24px;background:var(--card);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.admin-user{font-size:13px}.admin-content{padding:24px;max-width:1080px;width:100%;margin:0 auto}.drawer-toggle,.drawer-mask{display:none}@media(max-width:960px){.admin-shell{grid-template-columns:minmax(0,1fr)}.admin-sidebar{position:fixed;left:0;top:0;bottom:0;width:240px;height:auto;z-index:50;transform:translate(-100%);transition:transform .2s ease}.admin-sidebar.open{transform:translate(0);box-shadow:var(--shadow-overlay)}.drawer-mask{display:block;position:fixed;inset:0;background:var(--overlay);z-index:40}.drawer-toggle{display:inline-flex}}@media(max-width:560px){.header-inner{flex-direction:column;align-items:stretch;gap:10px}.header-brand{justify-content:space-between}.header-actions{justify-content:flex-end}.search-form input{flex:1;width:auto}.hero{padding:36px 20px 34px;border-radius:var(--radius)}.hero-title{font-size:29px;letter-spacing:-.5px}.hero-sub{font-size:14px}.post{padding:26px 20px}.admin-content{padding:16px}.comment-reply{margin-left:12px}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 18px;border:1px solid var(--border);border-radius:10px;background:var(--card);color:var(--text);font-size:14px;font-family:inherit;cursor:pointer;box-shadow:var(--shadow-sm);transition:transform var(--transition-fast),box-shadow var(--transition-fast),border-color var(--transition-fast),background var(--transition-fast),filter var(--transition-fast)}.btn:hover{text-decoration:none;border-color:var(--border-strong);transform:translateY(-1px);box-shadow:var(--shadow-card)}.btn:active{transform:translateY(0)}.btn:disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none}.btn-primary{background:var(--grad-accent);border-color:transparent;color:#fff;font-weight:600;box-shadow:var(--shadow-accent)}.btn-primary:hover{border-color:transparent;filter:brightness(1.07);box-shadow:0 6px 20px #6344ed6b}.btn-danger{background:var(--danger);border-color:var(--danger);color:#fff}.btn-ghost{background:transparent;border-color:transparent;color:var(--accent)}.btn-ghost:hover{background:var(--accent-weak)}.btn-sm{padding:4px 12px;font-size:13px}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.field>label{font-size:14px;font-weight:600}.field input,.field select,.field textarea,.form-input{padding:9px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;font-family:inherit;background:var(--card);color:var(--text)}.field textarea{min-height:90px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus,.form-input:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px var(--accent-weak)}.form-hint{margin:0;font-size:12px;color:var(--muted)}.form-ok{margin:0;font-size:13px;color:var(--success)}.form-err,.field-error{margin:0;font-size:13px;color:var(--danger)}.field-error:before{content:"⚠ "}.form-card{display:flex;flex-direction:column;padding:20px 22px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius)}.form-actions{display:flex;gap:10px;align-items:center;margin-top:6px}.spinner{display:inline-block;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spinner-rotate .8s linear infinite}.spinner-sm{width:14px;height:14px;border-width:2px}.spinner-md{width:22px;height:22px}.spinner-lg{width:34px;height:34px;border-width:4px}@keyframes spinner-rotate{to{transform:rotate(360deg)}}.page-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;min-height:40vh;padding:40px 0}.page-loading p{margin:0;font-size:14px}.skeleton{background:linear-gradient(90deg,var(--code-bg) 25%,var(--bg) 50%,var(--code-bg) 75%);background-size:200% 100%;animation:skeleton-shimmer 1.4s ease infinite;border-radius:8px}@keyframes skeleton-shimmer{to{background-position:-200% 0}}.skeleton-list{display:flex;flex-direction:column;gap:16px}.skeleton-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:22px 24px;display:flex;flex-direction:column;gap:10px}.skeleton-title{height:20px;width:55%}.skeleton-line{height:14px;width:100%}.skeleton-line.short{width:40%}.skeleton-chips{display:flex;gap:6px}.skeleton-chip{height:18px;width:52px;border-radius:999px}.error-alert{background:var(--danger-weak);border:1px solid var(--danger);border-radius:8px;padding:12px 16px;margin-bottom:16px;color:var(--danger)}.error-alert .error-message{margin:0 0 4px;font-size:14px;font-weight:600}.error-alert .error-details{margin:4px 0 0;padding-left:18px;font-size:13px}.error-alert .btn{margin-top:10px;color:var(--danger);border-color:var(--danger)}.pagination{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:20px}.page-items{display:flex;gap:4px;list-style:none;margin:0;padding:0}.page-item{min-width:32px;height:32px;padding:0 6px;border:1px solid var(--border);border-radius:999px;background:var(--card);color:var(--text);font-size:13px;cursor:pointer;font-variant-numeric:tabular-nums;transition:border-color var(--transition-fast),color var(--transition-fast),transform var(--transition-fast)}.page-item:hover:not(:disabled):not(.active){border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}.page-item.active{background:var(--grad-accent);border-color:transparent;color:#fff;font-weight:600;cursor:default;box-shadow:var(--shadow-accent)}.page-item:disabled{opacity:.5;cursor:not-allowed}.page-ellipsis{color:var(--muted);padding:0 2px;list-style:none}.page-total{font-size:13px}.dialog-overlay{position:fixed;inset:0;background:var(--overlay);display:flex;align-items:center;justify-content:center;z-index:100;padding:20px}.dialog{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow-overlay);padding:22px 24px;width:100%;max-width:400px}.dialog-title{margin:0 0 8px;font-size:17px}.dialog-desc{margin:0 0 16px;font-size:14px}.dialog-actions{display:flex;justify-content:flex-end;gap:10px}.badge{display:inline-block;font-size:12px;padding:1px 10px;border-radius:999px;border:1px solid transparent;white-space:nowrap}.badge-draft{background:var(--code-bg);color:var(--muted);border-color:var(--border)}.badge-published{background:var(--success-weak);color:var(--success)}.badge-archived,.badge-pending{background:var(--warning-weak);color:var(--warning)}.badge-approved{background:var(--success-weak);color:var(--success)}.badge-spam{background:var(--danger-weak);color:var(--danger)}.badge-ai{background:var(--accent-weak);color:var(--accent)}.tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:16px;border-bottom:1px solid var(--border);padding-bottom:10px}.tab{padding:5px 14px;border:1px solid var(--border);border-radius:999px;background:var(--card);color:var(--muted);font-size:13px;cursor:pointer;font-family:inherit}.tab:hover{color:var(--accent);border-color:var(--accent)}.tab.active{background:var(--grad-accent);border-color:transparent;color:#fff;font-weight:600;box-shadow:var(--shadow-accent)}.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:14px}.stat-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px}.stat-value{font-size:26px;font-weight:700;line-height:1.2}.stat-label{margin-top:4px;font-size:13px;color:var(--muted)}.table-wrap{overflow-x:auto;background:var(--card);border:1px solid var(--border);border-radius:var(--radius)}.data-table{width:100%;border-collapse:collapse;font-size:14px}.data-table th,.data-table td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--border);vertical-align:top}.data-table th{color:var(--muted);font-weight:600;white-space:nowrap;background:var(--bg)}.data-table tbody tr:last-child td{border-bottom:0}.row-actions{display:flex;gap:6px;flex-wrap:wrap}.score-cell{display:flex;align-items:center;gap:8px;font-variant-numeric:tabular-nums}.score-bar{width:64px;height:6px;border-radius:999px;background:var(--code-bg);overflow:hidden}.score-fill{height:100%;border-radius:999px;background:var(--accent)}.score-fill.high{background:var(--danger)}.score-fill.mid{background:var(--warning)}.chat-log{display:flex;flex-direction:column;gap:14px;margin-bottom:16px}.chat-item{display:flex;flex-direction:column;max-width:92%}.chat-item.user{align-self:flex-end;align-items:flex-end}.chat-item.assistant{align-self:flex-start}.chat-bubble{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:12px 16px;font-size:15px;box-shadow:var(--shadow-sm)}.chat-item.user .chat-bubble{background:var(--grad-accent);border-color:transparent;color:#fff;box-shadow:var(--shadow-accent)}.chat-role{font-size:12px;color:var(--muted);margin-bottom:4px}.chat-error{color:var(--danger);font-size:13px;margin-top:6px}.chat-composer{display:flex;gap:10px;align-items:flex-start}.chat-composer textarea{flex:1;min-height:64px}.chat-references{margin-top:10px;display:flex;flex-direction:column;gap:6px;font-size:13px}.reference-card{background:var(--bg-soft);border:1px solid var(--border);border-left:3px solid var(--accent-2);border-radius:8px;padding:6px 12px;transition:border-color var(--transition-fast),background var(--transition-fast)}.reference-card:hover{border-left-color:var(--accent);background:var(--accent-weak)}.editor-toolbar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:12px}.editor-split{display:grid;grid-template-columns:1fr 1fr;gap:14px}.editor-split textarea{min-height:420px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;line-height:1.6}.editor-preview{border:1px solid var(--border);border-radius:8px;padding:12px 16px;background:var(--card);overflow-x:auto}@media(max-width:960px){.editor-split{grid-template-columns:1fr}}.tag-editor{display:flex;flex-wrap:wrap;gap:6px;padding:8px 10px;border:1px solid var(--border);border-radius:8px;background:var(--card)}.tag-editor .chip{display:inline-flex;align-items:center;gap:6px}.tag-remove{border:0;background:none;color:inherit;cursor:pointer;font-size:12px;padding:0;line-height:1}.toolbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:16px}.toolbar .spacer{flex:1}.section-title{font-size:20px;font-weight:700;letter-spacing:-.2px;margin:6px 0 16px}