:root{--landing-bg:#f5f4f0;--landing-text:#0f0f0e;--landing-text-muted:#00000073;--landing-text-dim:#00000038;--landing-border:#00000012;--landing-grid:#0000000e;--landing-rule-color:#0000000d;--landing-rule-tick:#0000001a;--landing-status-text:#00000047;--landing-nav-border:#0000000f;--landing-cta-sec-border:#00000038;--landing-cta-sec-color:#0009;--landing-cta-sec-hover:#000000d9;--landing-toggle-bg:#0000000d;--landing-toggle-border:#0000001f;--landing-title-color:#0f0f0e}[data-theme=dark]{--landing-bg:#080808;--landing-text:#e8e6e0;--landing-text-muted:#ffffff73;--landing-text-dim:#fff3;--landing-border:#ffffff0f;--landing-grid:#ffffff12;--landing-rule-color:#ffffff0f;--landing-rule-tick:#ffffff1f;--landing-status-text:#fff3;--landing-nav-border:#ffffff0f;--landing-cta-sec-border:#ffffff2e;--landing-cta-sec-color:#fff9;--landing-cta-sec-hover:#fff;--landing-toggle-bg:#ffffff12;--landing-toggle-border:#ffffff24;--landing-title-color:#fff}:root{--bg-primary:#faf9f7;--bg-secondary:#f0ede8;--bg-tertiary:#e8e4dd;--bg-card:#fff;--text-primary:#1c1917;--text-secondary:#78716c;--text-muted:#a8a29e;--accent:#2563eb;--accent-hover:#1d4ed8;--accent-subtle:#eff6ff;--border:#00000012;--border-strong:#00000024;--danger:#dc2626;--danger-subtle:#fef2f2;--success:#16a34a;--success-subtle:#f0fdf4;--warning:#d97706;--warning-subtle:#fffbeb;--sidebar-bg:#18181b;--sidebar-text:#a1a1aa;--sidebar-text-active:#fff;--sidebar-hover:#ffffff0f;--sidebar-active:#ffffff1a;--sidebar-border:#ffffff0f;--shadow-sm:0 1px 3px #0000000f;--shadow-md:0 4px 16px #00000014;--shadow-lg:0 8px 32px #0000001f;--radius-sm:6px;--radius-md:10px;--radius-lg:14px;--radius-xl:20px;--transition:.2s ease}[data-theme=dark]{--bg-primary:#0f0f0e;--bg-secondary:#1a1917;--bg-tertiary:#242320;--bg-card:#1a1917;--text-primary:#f5f4f0;--text-secondary:#a8a29e;--text-muted:#57534e;--accent:#3b82f6;--accent-hover:#60a5fa;--accent-subtle:#1e3a5f;--border:#ffffff12;--border-strong:#ffffff24;--danger:#ef4444;--danger-subtle:#2d1515;--success:#22c55e;--success-subtle:#142d1e;--warning:#f59e0b;--warning-subtle:#2d2008;--sidebar-bg:#0d0d0c;--shadow-sm:0 1px 3px #0000004d;--shadow-md:0 4px 16px #0006;--shadow-lg:0 8px 32px #00000080}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;transition:background var(--transition), color var(--transition);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Inter,sans-serif;line-height:1.6}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover)}button{cursor:pointer;font-family:inherit}input,textarea,select{font-family:inherit}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.layout{min-height:100vh;display:flex}.main-content{flex:1;justify-content:center;min-height:100vh;margin-left:64px;padding:2.5rem;display:flex}.sidebar{background:var(--sidebar-bg);border-right:1px solid var(--sidebar-border);z-index:100;flex-direction:column;width:64px;height:100vh;transition:width .28s cubic-bezier(.4,0,.2,1);display:flex;position:fixed;top:0;left:0;overflow:hidden}.sidebar:hover{width:220px;box-shadow:var(--shadow-lg)}.sidebar-logo{border-bottom:1px solid var(--sidebar-border);align-items:center;gap:12px;min-height:64px;padding:20px 18px;display:flex}.sidebar-logo-mark{background:var(--accent);color:#fff;letter-spacing:-.5px;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:14px;font-weight:700;display:flex}.sidebar-logo-text{color:#fff;white-space:nowrap;opacity:0;font-size:15px;font-weight:600;transition:opacity .18s 60ms}.sidebar:hover .sidebar-logo-text{opacity:1}.sidebar-nav{flex-direction:column;flex:1;gap:2px;padding:12px 8px;display:flex}.sidebar-item{border-radius:var(--radius-sm);color:var(--sidebar-text);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:12px;width:100%;min-height:40px;padding:10px;text-decoration:none;transition:background .15s,color .15s;display:flex}.sidebar-item:hover{background:var(--sidebar-hover);color:var(--sidebar-text-active)}.sidebar-item.active{background:var(--sidebar-active);color:var(--sidebar-text-active)}.sidebar-item svg{flex-shrink:0;width:20px;height:20px}.sidebar-item-label{white-space:nowrap;opacity:0;font-size:14px;font-weight:500;transition:opacity .18s 60ms}.sidebar:hover .sidebar-item-label{opacity:1}.sidebar-bottom{border-top:1px solid var(--sidebar-border);padding:12px 8px}.sidebar-user{border-radius:var(--radius-sm);align-items:center;gap:10px;padding:8px 10px;display:flex}.sidebar-avatar{background:var(--accent);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:12px;font-weight:600;display:flex}.sidebar-user-info{opacity:0;transition:opacity .18s 60ms;overflow:hidden}.sidebar:hover .sidebar-user-info{opacity:1}.sidebar-user-name{color:#fff;white-space:nowrap;font-size:13px;font-weight:500}.sidebar-user-role{color:var(--sidebar-text);white-space:nowrap;font-size:11px}.theme-toggle{background:var(--bg-card);border:1px solid var(--border-strong);cursor:pointer;width:38px;height:38px;box-shadow:var(--shadow-sm);transition:background var(--transition), border var(--transition), transform .15s;border-radius:50%;justify-content:center;align-items:center;display:flex}.theme-toggle:hover{box-shadow:var(--shadow-md);transform:scale(1.08)}.theme-toggle svg{width:18px;height:18px;color:var(--text-secondary)}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:background var(--transition), border var(--transition);padding:1.5rem}.upload-zone{border:1.5px dashed var(--border-strong);border-radius:var(--radius-xl);text-align:center;cursor:pointer;background:var(--bg-card);padding:3.5rem 2rem;transition:border-color .2s,background .2s;position:relative}.upload-zone:hover,.upload-zone.drag-over{border-color:var(--accent);background:var(--accent-subtle)}.upload-zone input[type=file]{opacity:0;cursor:pointer;width:100%;height:100%;position:absolute;inset:0}.badge{border-radius:20px;align-items:center;gap:5px;padding:3px 10px;font-size:12px;font-weight:500;display:inline-flex}.badge-low{background:var(--success-subtle);color:var(--success)}.badge-medium{background:var(--warning-subtle);color:var(--warning)}.badge-high{background:var(--danger-subtle);color:var(--danger)}.badge-neutral{background:var(--bg-tertiary);color:var(--text-secondary)}.auth-container{background:var(--bg-primary);justify-content:center;align-items:center;min-height:100vh;padding:1rem;display:flex}.auth-card{background:var(--bg-card);border-radius:var(--radius-xl);border:1px solid var(--border);width:100%;max-width:420px;box-shadow:var(--shadow-md);padding:2.5rem}.auth-input{border-radius:var(--radius-sm);border:1px solid var(--border-strong);background:var(--bg-secondary);width:100%;color:var(--text-primary);outline:none;padding:.7rem .875rem;font-size:.9rem;transition:border-color .15s,background .15s}.auth-input:focus{border-color:var(--accent);background:var(--bg-card)}.auth-btn{border-radius:var(--radius-sm);background:var(--accent);color:#fff;cursor:pointer;border:none;width:100%;padding:.75rem;font-size:.95rem;font-weight:500;transition:background .15s,transform .1s}.auth-btn:hover{background:var(--accent-hover)}.auth-btn:active{transform:scale(.99)}.auth-btn:disabled{opacity:.6;cursor:not-allowed}.auth-error{background:var(--danger-subtle);color:var(--danger);border-radius:var(--radius-sm);border:1px solid var(--danger) 22;margin-bottom:1rem;padding:.75rem;font-size:.875rem}.results-grid{grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:1.5rem;display:grid}.gauge-wrap{flex-direction:column;justify-content:center;align-items:center;padding:1.5rem;display:flex}.clause-card{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--bg-card);transition:border-color .15s;overflow:hidden}.clause-card.risk-high{border-left:3px solid var(--danger)}.clause-card.risk-medium{border-left:3px solid var(--warning)}.clause-card.risk-low{border-left:3px solid var(--success)}.clause-header{cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:10px;padding:.875rem 1rem;transition:background .15s;display:flex}.clause-header:hover{background:var(--bg-secondary)}.clause-body{border-top:1px solid var(--border);padding:0 1rem 1rem;display:none}.clause-body.open{grid-template-columns:1fr 1fr;gap:1rem;padding-top:1rem;display:grid}.clause-original{color:var(--text-secondary);border-right:1px solid var(--border);padding-right:1rem;font-family:Georgia,serif;font-size:.825rem;line-height:1.65}.clause-plain{color:var(--text-primary);font-size:.875rem;line-height:1.65}.clause-risk-reason{color:var(--text-muted);margin-top:.5rem;font-size:.78rem;font-style:italic}.filter-bar{flex-wrap:wrap;gap:6px;margin-bottom:1rem;display:flex}.filter-btn{border:1px solid var(--border-strong);background:var(--bg-card);color:var(--text-secondary);cursor:pointer;border-radius:20px;padding:5px 14px;font-size:13px;transition:all .15s}.filter-btn:hover{border-color:var(--accent);color:var(--accent)}.filter-btn.active{background:var(--accent);border-color:var(--accent);color:#fff}.filter-btn.active-high{background:var(--danger);border-color:var(--danger);color:#fff}.filter-btn.active-medium{background:var(--warning);border-color:var(--warning);color:#fff}.filter-btn.active-low{background:var(--success);border-color:var(--success);color:#fff}.skeleton{background:linear-gradient(90deg, var(--bg-secondary) 25%, var(--bg-tertiary) 50%, var(--bg-secondary) 75%);border-radius:var(--radius-sm);background-size:200% 100%;animation:1.5s ease-in-out infinite skeleton-shine}@keyframes skeleton-shine{0%{background-position:200% 0}to{background-position:-200% 0}}.processing-pulse{justify-content:center;align-items:center;gap:6px;display:flex}.processing-dot{background:var(--accent);border-radius:50%;width:8px;height:8px;animation:1.4s ease-in-out infinite pulse-dot}.processing-dot:nth-child(2){animation-delay:.2s}.processing-dot:nth-child(3){animation-delay:.4s}@keyframes pulse-dot{0%,80%,to{opacity:.3;transform:scale(.8)}40%{opacity:1;transform:scale(1)}}.landing{background:var(--landing-bg);min-height:100vh;color:var(--landing-text);flex-direction:column;font-family:Courier New,Courier,monospace;transition:background .2s,color .2s;display:flex;position:relative;overflow:hidden}.landing-grid{background-image:radial-gradient(circle, var(--landing-grid) 1px, transparent 1px);pointer-events:none;background-size:32px 32px;position:absolute;inset:0}.landing-noise{pointer-events:none;background:radial-gradient(at 70%,#2563eb0f 0%,#0000 60%);position:absolute;inset:0}.landing-nav{border-bottom:1px solid var(--landing-nav-border);z-index:10;justify-content:space-between;align-items:center;padding:1.5rem 3rem;display:flex;position:relative}.landing-nav-logo{letter-spacing:.12em;color:var(--landing-text);align-items:center;gap:10px;font-size:14px;font-weight:700;display:flex}.landing-nav-logo-mark{color:#fff;background:#2563eb;border-radius:6px;justify-content:center;align-items:center;width:28px;height:28px;font-size:13px;font-weight:700;display:flex}.landing-nav-links{align-items:center;gap:1rem;display:flex}.landing-nav-link{letter-spacing:.08em;color:var(--landing-text-muted);cursor:pointer;background:0 0;border:none;font-family:inherit;font-size:12px;text-decoration:none;transition:color .15s}.landing-nav-link:hover{color:var(--landing-text)}.landing-nav-btn{letter-spacing:.1em;color:#fff;cursor:pointer;background:#2563eb;border:none;padding:8px 18px;font-family:inherit;font-size:12px;font-weight:700;transition:background .15s}.landing-nav-btn:hover{background:#1d4ed8}.landing-body{z-index:10;flex:1;align-items:center;gap:2rem;padding:0 3rem;display:flex;position:relative}.landing-left{flex:1;max-width:580px}.landing-eyebrow{letter-spacing:.16em;color:var(--landing-text-dim);align-items:center;gap:10px;margin-bottom:2rem;font-size:11px;display:flex}.landing-eyebrow:before{content:"";background:var(--landing-text-dim);width:40px;height:1px;display:block}.landing-title{letter-spacing:-.02em;color:var(--landing-title-color);margin-bottom:1.5rem;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:clamp(2.8rem,6vw,5rem);font-weight:900;line-height:1}.landing-title span{color:#2563eb}.landing-desc{color:var(--landing-text-muted);max-width:440px;margin-bottom:2.5rem;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:14px;line-height:1.75}.landing-actions{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.landing-cta{color:#fff;letter-spacing:.1em;cursor:pointer;background:#2563eb;border:none;padding:14px 32px;font-family:Courier New,monospace;font-size:13px;font-weight:700;transition:background .15s,transform .1s}.landing-cta:hover{background:#1d4ed8;transform:translateY(-1px)}.landing-cta-secondary{color:var(--landing-cta-sec-color);border:1px solid var(--landing-cta-sec-border);letter-spacing:.1em;cursor:pointer;background:0 0;padding:14px 32px;font-family:Courier New,monospace;font-size:13px;font-weight:700;transition:border-color .15s,color .15s}.landing-cta-secondary:hover{border-color:var(--landing-text);color:var(--landing-cta-sec-hover)}.landing-features{border-top:1px solid var(--landing-border);flex-wrap:wrap;gap:1.5rem;margin-top:3rem;padding-top:2rem;display:flex}.landing-feature{letter-spacing:.08em;color:var(--landing-text-dim);align-items:center;gap:8px;font-size:11px;display:flex}.landing-feature-dot{background:#2563eb;border-radius:50%;flex-shrink:0;width:6px;height:6px}.landing-right{flex-shrink:0;justify-content:center;align-items:center;display:flex;position:relative}.landing-statusbar{border-top:1px solid var(--landing-nav-border);letter-spacing:.12em;color:var(--landing-status-text);z-index:10;justify-content:space-between;align-items:center;padding:.6rem 3rem;font-size:10px;display:flex;position:relative}.landing-statusbar-right{align-items:center;gap:1.5rem;display:flex}.status-blink{background:#2563eb;border-radius:50%;width:6px;height:6px;animation:2s ease-in-out infinite blink}@keyframes blink{0%,to{opacity:1}50%{opacity:.2}}.landing-rule{background:var(--landing-rule-color);flex-direction:column;justify-content:space-between;width:1px;padding:4px 0;display:flex;position:absolute;top:100px;bottom:60px;left:2.5rem}.landing-rule-tick{background:var(--landing-rule-tick);width:6px;height:1px;margin-left:0}@media (width<=1024px){.landing-right{display:none}.landing-left{max-width:100%}}@media (width<=768px){.sidebar{display:none}.main-content{margin-left:0;padding:1.25rem 1rem}.landing-nav{padding:1rem 1.25rem}.landing-body{padding:2rem 1.25rem}.landing-rule{display:none}.landing-title{font-size:clamp(2.2rem,10vw,3.5rem)}.landing-statusbar{padding:.5rem 1.25rem}.landing-features{gap:1rem}.results-grid,.clause-body.open{grid-template-columns:1fr}.clause-original{border-right:none;border-bottom:1px solid var(--border);padding-bottom:1rem;padding-right:0}.history-table-header{display:none!important}.history-row{grid-template-rows:auto auto!important;grid-template-columns:1fr auto!important;gap:6px!important}.history-row .h-type{display:none}.history-row .h-date{font-size:11px}.history-row .h-count{display:none}.upload-features-grid{grid-template-columns:1fr!important}}@media (width<=480px){.auth-card{padding:1.5rem}.landing-cta,.landing-cta-secondary{text-align:center;width:100%}.landing-actions{flex-direction:column}.filter-bar .filter-btn{padding:4px 10px;font-size:12px}}