:root{--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", monospace;--bg-primary: #0a0d14;--bg-secondary: #0f1422;--bg-tertiary: #161c2e;--bg-card: rgba(22, 28, 46, .7);--bg-card-hover: rgba(28, 36, 60, .85);--bg-glass: rgba(15, 20, 34, .75);--border-subtle: rgba(255, 255, 255, .08);--border-strong: rgba(255, 255, 255, .16);--border-focus: #4f46e5;--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--text-inverse: #0f172a;--accent-indigo: #6366f1;--accent-indigo-glow: rgba(99, 102, 241, .25);--accent-cyan: #06b6d4;--accent-emerald: #10b981;--accent-amber: #f59e0b;--accent-rose: #f43f5e;--accent-purple: #a855f7;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .25);--shadow-md: 0 4px 12px -2px rgba(0, 0, 0, .4), 0 2px 6px -1px rgba(0, 0, 0, .2);--shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, .5), 0 8px 10px -6px rgba(0, 0, 0, .3);--shadow-glow: 0 0 24px -2px var(--accent-indigo-glow);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-full: 9999px;--transition-fast: .15s ease;--transition-normal: .25s ease}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh;overflow-x:hidden}.app-atmosphere{position:fixed;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 15% 15%,rgba(99,102,241,.08) 0%,transparent 40%),radial-gradient(circle at 85% 25%,rgba(6,182,212,.07) 0%,transparent 45%),radial-gradient(circle at 50% 85%,rgba(16,185,129,.06) 0%,transparent 50%);pointer-events:none;z-index:0}.app-container{position:relative;z-index:1;display:flex;min-height:100vh}.app-sidebar{width:280px;background-color:var(--bg-secondary);border-right:1px solid var(--border-subtle);display:flex;flex-direction:column;position:sticky;top:0;height:100vh;z-index:20}.sidebar-header{padding:24px 20px;border-bottom:1px solid var(--border-subtle);display:flex;align-items:center;gap:12px}.logo-badge{width:42px;height:42px;border-radius:var(--radius-md);background:linear-gradient(135deg,var(--accent-indigo),var(--accent-cyan));display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 4px 12px var(--accent-indigo-glow)}.logo-text h1{font-size:1.05rem;font-weight:700;letter-spacing:-.02em;background:linear-gradient(to right,#fff,#cbd5e1);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.logo-text p{font-size:.72rem;color:var(--accent-cyan);font-weight:600;text-transform:uppercase;letter-spacing:.05em}.sidebar-nav{padding:20px 12px;display:flex;flex-direction:column;gap:6px;flex:1;overflow-y:auto}.nav-item{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:var(--radius-sm);color:var(--text-secondary);background:transparent;border:1px solid transparent;font-size:.88rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast);text-decoration:none;width:100%;text-align:left}.nav-item:hover{color:var(--text-primary);background-color:#ffffff0a}.nav-item.active{color:#fff;background:#6366f126;border-color:#6366f14d;box-shadow:0 2px 8px #6366f126}.nav-item .badge{margin-left:auto;font-size:.7rem;padding:2px 7px;border-radius:var(--radius-full);background:#ffffff14;color:var(--text-secondary)}.nav-item.active .badge{background:var(--accent-indigo);color:#fff}.sidebar-footer{padding:16px 20px;border-top:1px solid var(--border-subtle);font-size:.75rem;color:var(--text-muted)}.app-main{flex:1;display:flex;flex-direction:column;overflow-x:hidden}.main-topbar{height:68px;border-bottom:1px solid var(--border-subtle);background:var(--bg-glass);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);position:sticky;top:0;z-index:10;padding:0 32px;display:flex;align-items:center;justify-content:space-between}.topbar-title h2{font-size:1.25rem;font-weight:700;letter-spacing:-.02em}.topbar-title p{font-size:.8rem;color:var(--text-secondary)}.topbar-actions{display:flex;align-items:center;gap:12px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:8px 16px;font-size:.86rem;font-weight:600;border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-fast);border:1px solid transparent}.btn-primary{background:linear-gradient(135deg,var(--accent-indigo),#4f46e5);color:#fff;box-shadow:0 2px 8px var(--accent-indigo-glow)}.btn-primary:hover{filter:brightness(1.1);transform:translateY(-1px)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border-color:var(--border-subtle)}.btn-secondary:hover{background:#ffffff14}.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;font-size:.72rem;font-weight:600;border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.03em}.badge-emerald{background:#10b98126;color:#34d399;border:1px solid rgba(16,185,129,.3)}.badge-indigo{background:#6366f126;color:#a5b4fc;border:1px solid rgba(99,102,241,.3)}.badge-cyan{background:#06b6d426;color:#67e8f9;border:1px solid rgba(6,182,212,.3)}.badge-amber{background:#f59e0b26;color:#fcd34d;border:1px solid rgba(245,158,11,.3)}.badge-rose{background:#f43f5e26;color:#fda4af;border:1px solid rgba(244,63,94,.3)}.view-content{padding:32px;flex:1}.metrics-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;margin-bottom:28px}.metric-card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:20px;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);transition:transform var(--transition-fast),border-color var(--transition-fast)}.metric-card:hover{transform:translateY(-2px);border-color:var(--border-strong);background:var(--bg-card-hover)}.metric-card .icon-wrapper{width:40px;height:40px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;margin-bottom:12px}.metric-card .label{font-size:.8rem;color:var(--text-secondary);font-weight:500}.metric-card .value{font-size:1.85rem;font-weight:800;letter-spacing:-.03em;margin-top:4px}.matrix-card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:24px;margin-bottom:28px;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.matrix-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.matrix-header h3{font-size:1.05rem;font-weight:700}.matrix-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px}.matrix-cell{background:#ffffff05;border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:12px 14px;display:flex;align-items:center;justify-content:space-between}.matrix-cell .name{font-size:.85rem;font-weight:600}.matrix-cell .status-dot{width:8px;height:8px;border-radius:50%;background:var(--accent-emerald);box-shadow:0 0 8px var(--accent-emerald)}.playground-box{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:24px;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);margin-bottom:28px}.search-bar-row{display:flex;gap:12px;margin-bottom:16px}.search-input-wrapper{position:relative;flex:1}.search-input-wrapper input{width:100%;height:48px;background:#0a0d14b3;border:1px solid var(--border-strong);border-radius:var(--radius-md);padding:0 16px 0 46px;color:#fff;font-size:.95rem;font-family:var(--font-sans);outline:none;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.search-input-wrapper input:focus{border-color:var(--accent-indigo);box-shadow:0 0 0 3px var(--accent-indigo-glow)}.search-input-wrapper .search-icon{position:absolute;left:16px;top:14px;color:var(--text-muted)}.filter-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:.84rem}.filter-row label{color:var(--text-secondary);font-weight:500}.filter-row select,.filter-row input[type=date]{background:var(--bg-tertiary);border:1px solid var(--border-subtle);color:var(--text-primary);border-radius:var(--radius-sm);padding:6px 12px;font-size:.82rem;outline:none}.result-card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:20px;margin-bottom:16px;transition:all var(--transition-fast)}.result-card:hover{border-color:var(--accent-indigo);box-shadow:var(--shadow-md)}.result-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.citation-pill{font-family:var(--font-mono);font-size:.82rem;font-weight:600;padding:4px 10px;background:#6366f126;color:#a5b4fc;border-radius:var(--radius-sm);border:1px solid rgba(99,102,241,.3)}.result-text{font-size:.92rem;color:#e2e8f0;line-height:1.6;margin-bottom:14px}.result-meta{display:flex;flex-wrap:wrap;gap:12px;font-size:.78rem;color:var(--text-muted);border-top:1px solid rgba(255,255,255,.05);padding-top:10px}.diff-container{display:flex;flex-direction:column;gap:16px}.diff-item{border-radius:var(--radius-md);padding:16px;border-left:4px solid}.diff-item.added{background:#10b9810f;border-color:var(--accent-emerald)}.diff-item.removed{background:#f43f5e0f;border-color:var(--accent-rose)}.diff-item.modified{background:#f59e0b0f;border-color:var(--accent-amber)}.diff-item.renumbered{background:#6366f10f;border-color:var(--accent-indigo)}.diff-item.unchanged{background:#ffffff05;border-color:var(--text-muted)}.tree-node{padding-left:18px;border-left:1px dashed rgba(255,255,255,.1);margin-top:6px}.login-screen{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background-color:var(--bg-primary);z-index:1}.login-card{position:relative;z-index:2;width:100%;max-width:440px;background:var(--bg-card);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:36px 32px;box-shadow:var(--shadow-lg),0 0 40px -10px var(--accent-indigo-glow)}.login-header{text-align:center;margin-bottom:28px}.login-logo-badge{display:inline-flex;align-items:center;justify-content:center;width:64px;height:64px;border-radius:var(--radius-md);background:linear-gradient(135deg,#6366f140,#06b6d433);border:1px solid rgba(99,102,241,.4);color:#818cf8;margin-bottom:16px;box-shadow:0 0 20px #6366f14d}.login-header h2{font-size:24px;font-weight:700;color:var(--text-primary);letter-spacing:-.02em;margin-bottom:6px}.login-subtitle{font-size:13px;color:var(--text-secondary);margin-bottom:14px}.restricted-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;background:#f59e0b1f;border:1px solid rgba(245,158,11,.3);border-radius:var(--radius-full);color:#fbbf24;font-size:11px;font-weight:600;letter-spacing:.04em;text-transform:uppercase}.login-alert{display:flex;align-items:flex-start;gap:12px;padding:12px 14px;background:#f43f5e1f;border:1px solid rgba(244,63,94,.3);border-radius:var(--radius-md);color:#fda4af;font-size:13px;margin-bottom:20px;animation:fadeIn .2s ease}.login-alert .alert-icon{flex-shrink:0;margin-top:1px;color:var(--accent-rose)}.login-form{display:flex;flex-direction:column;gap:18px}.input-with-icon{position:relative;display:flex;align-items:center}.input-with-icon .field-icon{position:absolute;left:12px;color:var(--text-muted);pointer-events:none}.input-with-icon input{width:100%;padding:11px 40px 11px 38px;background:#0f1422d9;border:1px solid var(--border-subtle);border-radius:var(--radius-md);color:var(--text-primary);font-size:14px;font-family:inherit;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.input-with-icon input:focus{outline:none;border-color:var(--accent-indigo);box-shadow:0 0 0 3px #6366f133}.input-with-icon input::placeholder{color:var(--text-muted)}.toggle-password-btn{position:absolute;right:10px;background:transparent;border:none;color:var(--text-muted);cursor:pointer;padding:4px;display:flex;align-items:center;justify-content:center;border-radius:4px}.toggle-password-btn:hover{color:var(--text-primary)}.field-hint{display:block;font-size:11px;color:var(--text-muted);margin-top:5px}.login-submit-btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:12px 18px;margin-top:6px;background:linear-gradient(135deg,#4f46e5,#3b82f6);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-md);color:#fff;font-size:14px;font-weight:600;cursor:pointer;transition:transform var(--transition-fast),box-shadow var(--transition-fast),opacity var(--transition-fast);box-shadow:0 4px 14px #4f46e559}.login-submit-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 20px #4f46e573}.login-submit-btn:active:not(:disabled){transform:translateY(0)}.login-submit-btn:disabled{opacity:.65;cursor:not-allowed}.login-footer{margin-top:28px;padding-top:20px;border-top:1px solid var(--border-subtle);text-align:center}.footer-links{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:12px}.footer-link{display:inline-flex;align-items:center;gap:4px;font-size:12px;color:var(--text-secondary);text-decoration:none;transition:color var(--transition-fast)}.footer-link:hover{color:var(--accent-cyan)}.footer-links .divider{color:var(--text-muted);font-size:12px}.copyright-notice{font-size:11px;color:var(--text-muted)}.spinner{animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.topbar-admin-controls{display:flex;align-items:center;gap:12px}.admin-profile-pill{display:flex;align-items:center;gap:10px;padding:5px 12px 5px 8px;background:#161c2ed9;border:1px solid var(--border-subtle);border-radius:var(--radius-full)}.admin-avatar{width:24px;height:24px;border-radius:50%;background:linear-gradient(135deg,#6366f1,#06b6d4);color:#fff;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;text-transform:uppercase}.admin-info{display:flex;flex-direction:column;line-height:1.2}.admin-name{font-size:12px;font-weight:600;color:var(--text-primary)}.admin-role-tag{font-size:10px;color:#38bdf8;font-weight:500;text-transform:uppercase;letter-spacing:.03em}.admin-logout-btn{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;background:#f43f5e1a;border:1px solid rgba(244,63,94,.25);border-radius:var(--radius-md);color:#fda4af;font-size:12px;font-weight:500;cursor:pointer;transition:all var(--transition-fast)}.admin-logout-btn:hover{background:#f43f5e33;border-color:#f43f5e66;color:#fff}.super-link-btn{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;background:#6366f11a;border:1px solid rgba(99,102,241,.25);border-radius:var(--radius-md);color:#a5b4fc;font-size:12px;font-weight:500;text-decoration:none;transition:all var(--transition-fast)}.super-link-btn:hover{background:#6366f133;color:#fff}