:root{--bg:#0d0d0d;--bg-elevated:#141414;--bg-card:#1a1a1a;--bg-input:#111;--bg-hover:#222;--border:#2a2a2a;--border-focus:#444;--text:#e8e8e8;--text-muted:#888;--text-faint:#555;--accent:#f59e0b;--accent-hover:#fbbf24;--accent-dim:#f59e0b1f;--accent-border:#f59e0b59;--success:#22c55e;--danger:#ef4444;--info:#60a5fa;--diff-add-bg:#22c55e1a;--diff-add-gutter:#22c55e33;--diff-add-text:#4ade80;--diff-rem-bg:#ef44441a;--diff-rem-gutter:#ef444433;--diff-rem-text:#f87171;--diff-hunk-bg:#60a5fa0f;--diff-hunk-text:#93c5fd;--diff-file-bg:#ffffff08;--font-ui:"Inter", -apple-system, system-ui, sans-serif;--font-mono:"JetBrains Mono", "Fira Code", Consolas, monospace;--radius:6px;--radius-sm:3px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:var(--font-ui);min-height:100vh;font-size:15px;line-height:1.65}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button,select,input,textarea{font-family:inherit;font-size:inherit}.app{flex-direction:column;min-height:100vh;display:flex}.main-content{flex:1;width:100%;max-width:960px;margin:0 auto;padding:32px 24px 64px}.navbar{z-index:100;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);background:#0d0d0deb;align-items:center;gap:0;height:58px;padding:0 24px;display:flex;position:sticky;top:0}.navbar-brand{letter-spacing:.3px;color:var(--text);cursor:pointer;white-space:nowrap;align-items:center;gap:8px;margin-right:32px;font-size:16px;font-weight:600;display:flex}.navbar-brand:hover{color:var(--accent)}.navbar-brand .brand-icon{background:var(--accent-dim);border:1px solid var(--accent-border);border-radius:var(--radius-sm);justify-content:center;align-items:center;width:28px;height:28px;font-size:14px;display:flex}.navbar-nav{flex:1;align-items:stretch;gap:2px;display:flex}.nav-link{height:58px;color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;align-items:center;padding:0 14px;font-size:14px;font-weight:500;transition:color .15s,border-color .15s;display:flex}.nav-link:hover{color:var(--text)}.nav-link.active{color:var(--accent);border-bottom-color:var(--accent)}.navbar-user{align-items:center;gap:10px;margin-left:auto;display:flex}.user-avatar{border:1px solid var(--border);object-fit:cover;border-radius:50%;width:28px;height:28px}.user-avatar-placeholder{background:var(--bg-card);border:1px solid var(--border);width:28px;height:28px;color:var(--text-muted);border-radius:50%;justify-content:center;align-items:center;font-size:13px;display:flex}.user-name{color:var(--text);font-size:14px;font-weight:500}.badge{text-transform:uppercase;letter-spacing:.5px;background:var(--accent-dim);border:1px solid var(--accent-border);border-radius:var(--radius-sm);color:var(--accent);padding:2px 6px;font-size:10px;font-weight:600}.btn{border-radius:var(--radius);cursor:pointer;white-space:nowrap;border:1px solid #0000;align-items:center;gap:6px;padding:7px 14px;font-size:14px;font-weight:500;line-height:1;transition:background .15s,border-color .15s,color .15s,opacity .15s;display:inline-flex}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);color:#000;border-color:var(--accent)}.btn-primary:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover)}.btn-ghost{color:var(--text-muted);border-color:var(--border);background:0 0}.btn-ghost:hover:not(:disabled){background:var(--bg-hover);color:var(--text);border-color:var(--border-focus)}.btn-danger{color:var(--danger);background:0 0;border-color:#ef444459}.btn-danger:hover:not(:disabled){background:#ef44441a}.btn-sm{padding:5px 10px;font-size:13px}.steam-btn{border-radius:var(--radius);color:#c7d5e0;cursor:pointer;background:#1b2838;border:1px solid #2a475e;align-items:center;gap:8px;padding:8px 16px;font-size:14px;font-weight:500;transition:background .15s,border-color .15s;display:inline-flex;text-decoration:none!important}.steam-btn:hover{color:#fff;background:#1e3241;border-color:#4a8cbf}.input{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);outline:none;width:100%;padding:8px 12px;transition:border-color .15s}.input:focus{border-color:var(--accent)}.input::placeholder{color:var(--text-faint)}.select{appearance:none;background:var(--bg-input) url("data:image/svg+xml,%3Csvg 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16px;display:flex}.toolbar-left{flex:1;align-items:center;gap:8px;display:flex}.toolbar-right{align-items:center;gap:8px;display:flex}.tab-group{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);display:flex;overflow:hidden}.tab{cursor:pointer;color:var(--text-muted);background:0 0;border:none;padding:6px 14px;font-size:13px;font-weight:500;transition:background .12s,color .12s}.tab:hover{background:var(--bg-hover);color:var(--text)}.tab.active{background:var(--accent-dim);color:var(--accent)}.tab+.tab{border-left:1px solid var(--border)}.rules-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);min-height:300px;padding:32px 40px}.rules-meta{color:var(--text-faint);border-bottom:1px solid var(--border);align-items:center;gap:16px;margin-bottom:24px;padding-bottom:16px;font-size:12px;display:flex}.renderer-raw{font-family:var(--font-mono);white-space:pre-wrap;word-break:break-word;color:var(--text);margin:0;font-size:14px;line-height:1.8}.renderer-markdown{color:var(--text);font-size:15px;line-height:1.75}.renderer-html{font-size:15px;line-height:1.8}.renderer-markdown h1,.renderer-html h1{color:var(--accent);margin:0 0 16px;font-size:1.6em;font-weight:600}.renderer-markdown h2,.renderer-html h2{border-bottom:1px solid var(--border);margin:24px 0 10px;padding-bottom:6px;font-size:1.3em;font-weight:600}.renderer-markdown h3,.renderer-html h3{margin:20px 0 8px;font-size:1.1em;font-weight:600}.renderer-markdown p,.renderer-html p{margin:0 0 12px}.renderer-markdown ul,.renderer-html ul,.renderer-markdown ol,.renderer-html ol{margin:0 0 12px;padding-left:24px}.renderer-markdown li,.renderer-html li{margin-bottom:4px}.renderer-markdown code,.renderer-html 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.rule-subnumber{color:var(--text-muted);margin-right:4px;font-weight:500}.diff-container{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);font-family:var(--font-mono);font-size:13px;line-height:1.6;overflow:hidden}.diff-table{border-collapse:collapse;width:100%}.diff-table td{vertical-align:top}.diff-gutter{text-align:right;width:48px;min-width:48px;color:var(--text-faint);-webkit-user-select:none;user-select:none;border-right:1px solid var(--border);padding:0 8px;font-size:12px}.diff-code{white-space:pre-wrap;word-break:break-all;padding:0 16px}.diff-line-add{background:var(--diff-add-bg)}.diff-line-add .diff-gutter{background:var(--diff-add-gutter);color:var(--diff-add-text)}.diff-line-add .diff-code{color:var(--diff-add-text)}.diff-line-remove{background:var(--diff-rem-bg)}.diff-line-remove .diff-gutter{background:var(--diff-rem-gutter);color:var(--diff-rem-text)}.diff-line-remove 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td{background:var(--bg-hover)}.revision-id{font-family:var(--font-mono);color:var(--text-muted);white-space:nowrap;font-size:12px}.revision-author{font-weight:500}.revision-date{color:var(--text-muted);white-space:nowrap;font-size:13px}.revision-comment{color:var(--text-muted);font-size:13px;font-style:italic}.rev-actions{align-items:center;gap:6px;display:flex}.rev-select{appearance:none;border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;background:var(--bg-input);flex-shrink:0;width:16px;height:16px;transition:background .12s,border-color .12s;display:inline-block;position:relative}.rev-select:checked{background:var(--accent);border-color:var(--accent)}.rev-select.a-sel:checked{background:var(--info);border-color:var(--info)}.rev-select.b-sel:checked{background:var(--success);border-color:var(--success)}.editor-header{justify-content:space-between;align-items:center;gap:12px;margin-bottom:20px;display:flex}.editor-title{font-size:18px;font-weight:600}.editor-comment-row{align-items:center;gap:10px;margin-bottom:12px;display:flex}.editor-comment-row label{color:var(--text-muted);white-space:nowrap;font-size:13px;font-weight:500}.editor-footer{justify-content:space-between;align-items:center;gap:12px;margin-top:12px;display:flex}.editor-hint{color:var(--text-faint);font-size:12px}.ve-root{flex-direction:column;gap:6px;display:flex}.ve-section{background:var(--bg-card);border:1px solid var(--border);border-left:3px solid var(--accent-border);border-radius:var(--radius);padding:10px 12px 12px;transition:border-left-color .15s,opacity .15s;position:relative}.ve-section:focus-within{border-left-color:var(--accent)}.ve-section.ve-dragging{opacity:.35}.ve-section.ve-drop-before:before,.ve-section.ve-drop-after:after{content:"";background:var(--accent);pointer-events:none;border-radius:1px;height:2px;position:absolute;left:0;right:0}.ve-section.ve-drop-before:before{top:-4px}.ve-section.ve-drop-after:after{bottom:-4px}.ve-rule-block{position:relative}.ve-rule-block.ve-drop-before:before,.ve-rule-block.ve-drop-after:after{content:"";background:var(--accent);pointer-events:none;border-radius:1px;height:2px;position:absolute;left:0;right:0}.ve-rule-block.ve-drop-before:before{top:-3px}.ve-rule-block.ve-drop-after:after{bottom:-3px}.ve-clause-row{margin-top:3px;position:relative}.ve-clause-row.ve-drop-before:before,.ve-clause-row.ve-drop-after:after{content:"";background:var(--accent);pointer-events:none;border-radius:1px;height:2px;position:absolute;left:0;right:0}.ve-clause-row.ve-drop-before:before{top:-2px}.ve-clause-row.ve-drop-after:after{bottom:-2px}.ve-row{align-items:center;gap:8px;display:flex}.ve-grip{cursor:grab;color:var(--text-faint);opacity:.45;touch-action:none;-webkit-user-select:none;user-select:none;flex-shrink:0;align-items:center;padding:0 3px;transition:opacity .12s,color .12s;display:flex}.ve-grip:hover{opacity:1;color:var(--text-muted)}.ve-grip:active{cursor:grabbing}.ve-grip-rule{opacity:.3}.ve-grip-rule:hover{opacity:.85}.ve-grip-clause{opacity:.22}.ve-grip-clause:hover{opacity:.75}.ve-rule-row,.ve-rule-block{margin-top:5px}.ve-num{font-family:var(--font-mono);color:var(--accent);text-align:right;-webkit-user-select:none;user-select:none;flex-shrink:0;min-width:34px;font-size:13px;font-weight:600}.ve-rule-num{color:var(--text-muted);min-width:44px;font-weight:500}.ve-clause-num{color:var(--text-faint);min-width:56px;font-size:12px;font-weight:400}.ve-input{box-sizing:border-box;vertical-align:top;flex:1;min-height:34px;padding:7px 10px;font-size:14px;line-height:1.4}.ve-rule-input{background:var(--bg-elevated);font-size:13.5px}.ve-clause-input{background:var(--bg-elevated);opacity:.9;font-size:13px}.ve-clauses{flex-direction:column;padding-left:42px;display:flex}.ve-add-clause{opacity:.7;margin-top:3px;padding:2px 8px;font-size:11px}.ve-actions{flex-shrink:0;gap:2px;display:flex}.ve-btn{border-radius:var(--radius-sm);width:26px;height:26px;color:var(--text-faint);cursor:pointer;background:0 0;border:1px solid #0000;justify-content:center;align-items:center;padding:0;font-size:12px;line-height:1;transition:background .12s,color .12s,border-color .12s;display:flex}.ve-btn:hover:not(:disabled){background:var(--bg-hover);color:var(--text);border-color:var(--border)}.ve-btn:disabled{opacity:.25;cursor:not-allowed}.ve-btn-del:hover:not(:disabled){color:var(--danger);background:#ef44441f;border-color:#ef44444d}.ve-rules{flex-direction:column;margin-top:6px;padding-left:42px;display:flex}.ve-add-sub{border:1px dashed var(--border);border-radius:var(--radius-sm);color:var(--text-faint);cursor:pointer;background:0 0;align-self:flex-start;margin-top:5px;padding:3px 10px;font-size:12px;transition:background .12s,border-color .12s,color .12s}.ve-add-sub:hover{background:var(--bg-hover);border-color:var(--border-focus);color:var(--text-muted)}.ve-add-section{width:100%;color:var(--text-muted);cursor:pointer;border-radius:var(--radius);background:0 0;justify-content:center;align-items:center;gap:6px;margin-top:4px;padding:8px;font-size:13px;transition:background .12s,border-color .12s,color .12s;display:flex;border:1px dashed var(--border)!important}.ve-add-section:hover{background:var(--accent-dim);color:var(--accent);border-color:var(--accent-border)!important}.page-header{justify-content:space-between;align-items:center;gap:12px;margin-bottom:24px;display:flex}.page-title{letter-spacing:-.2px;font-size:20px;font-weight:600}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.diff-controls{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:20px;display:flex}.diff-controls label{color:var(--text-muted);font-size:13px;font-weight:500}.diff-vs{color:var(--text-faint);padding:0 4px;font-size:13px}.empty-state{text-align:center;color:var(--text-muted);padding:64px 24px}.empty-state-icon{opacity:.5;margin-bottom:16px;font-size:40px}.empty-state h3{color:var(--text);margin-bottom:8px;font-size:16px}.empty-state p{font-size:14px}.loading{min-height:100vh;color:var(--text-muted);justify-content:center;align-items:center;font-size:14px;display:flex}.flash{border-radius:var(--radius);align-items:center;gap:8px;margin-bottom:16px;padding:10px 16px;font-size:14px;display:flex}.flash-error{color:#f87171;background:#ef44441a;border:1px solid #ef44444d}.flash-success{color:#4ade80;background:#22c55e1a;border:1px solid #22c55e4d}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--border-focus);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#555}@media (width<=640px){.main-content{padding:20px 16px 48px}.rules-card{padding:20px 16px}.navbar{padding:0 16px}.user-name{display:none}.toolbar{gap:8px}}