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16px;overflow-x:auto}.auth-header-nav::-webkit-scrollbar{display:none}}.auth-layout{min-height:100vh;padding:var(--space-16);background:linear-gradient(135deg, var(--neutral-50) 0%, var(--neutral-100) 100%);perspective:1200px;place-items:center;display:grid;position:relative;overflow:hidden}[data-theme=dark] .auth-layout{background:linear-gradient(135deg, var(--neutral-950) 0%, var(--neutral-900) 100%)}.auth-bg-glow{filter:blur(100px);opacity:.15;pointer-events:none;z-index:0;border-radius:50%;width:320px;height:320px;animation:12s ease-in-out infinite alternate auth-ambient-pulse;position:absolute}[data-theme=dark] .auth-bg-glow{opacity:.22}.auth-bg-glow-1{background:radial-gradient(circle, var(--accent-500) 0%, transparent 70%);top:15%;left:20%}.auth-bg-glow-2{background:radial-gradient(circle,#ec4899 0%,#0000 70%);animation-delay:-6s;bottom:15%;right:20%}@keyframes auth-ambient-pulse{0%{transform:translate(0)scale(1)rotate(0)}50%{transform:translate(40px,-40px)scale(1.1)rotate(90deg)}to{transform:translate(-20px,20px)scale(.95)rotate(180deg)}}.auth-bg-orbits-container{pointer-events:none;z-index:2;justify-content:center;align-items:center;width:100vw;max-width:900px;height:100vw;max-height:900px;display:flex;position:absolute;top:50%;left:50%;overflow:hidden;transform:translate(-50%,-50%)}.auth-bg-orbits{color:#2563eb0d;width:100%;max-width:800px;height:100%;max-height:800px;transition:color .3s}[data-theme=dark] .auth-bg-orbits{color:#3b82f608}.orbit-line-outer,.orbit-line-inner,.orbit-line-radar{color:#2563eb0d}[data-theme=dark] .orbit-line-outer,[data-theme=dark] .orbit-line-inner,[data-theme=dark] .orbit-line-radar{color:#3b82f608}.orbit-text{font-family:"Plus Jakarta Sans", var(--font-sans), system-ui, sans-serif;letter-spacing:3px;text-transform:uppercase;fill:#47556938;transform-origin:50%;font-size:11px;font-weight:600;transition:fill .3s}[data-theme=dark] .orbit-text{fill:#94a3b81f}.orbit-text-outer{transform-origin:50%;animation:60s linear infinite hud-spin-clockwise}.orbit-text-inner{transform-origin:50%;animation:45s linear infinite hud-spin-counter}.orbit-line-radar{transform-origin:50%;animation:100s linear infinite hud-spin-clockwise}@media (width<=767px){.auth-bg-orbits-container{width:140vw;max-width:600px;height:140vw;max-height:600px}.orbit-text{font-size:12px}}.auth-card{width:100%;max-width:400px;padding:var(--space-32) var(--space-24);-webkit-backdrop-filter:blur(16px)saturate(160%);border-radius:var(--radius-xl);z-index:3;transform-origin:50%;background:#ffffffd9;border:1px solid #ffffff80;box-shadow:0 10px 40px #0f172a0f,0 1px 3px #0f172a05,inset 0 1px #ffffff80}[data-theme=dark] .auth-card{-webkit-backdrop-filter:blur(16px)saturate(160%);background:#1f2937a6;border:1px solid #ffffff14;box-shadow:0 10px 40px #0000004d,0 1px 3px #0003,inset 0 1px #ffffff0d}.auth-logo{margin-bottom:var(--space-24);z-index:1;justify-content:center;display:flex}.auth-portal-trigger{-webkit-backdrop-filter:blur(10px);cursor:pointer;z-index:3;--portal-pulse-shadow-start:0 8px 32px #0f172a14, inset 0 1px 0 #fff6;--portal-pulse-shadow-mid:0 8px 32px #0f172a14, 0 0 0 10px #2563eb26, inset 0 1px 0 #fff6;background:#ffffffb3;border:none;border-radius:50%;outline:none;justify-content:center;align-items:center;width:140px;height:140px;transition:all .4s cubic-bezier(.16,1,.3,1);animation:3s ease-in-out infinite portal-pulse;display:flex;position:relative}[data-theme=dark] .auth-portal-trigger{--portal-pulse-shadow-start:0 8px 32px #0000004d, inset 0 1px 0 #ffffff0d;--portal-pulse-shadow-mid:0 8px 32px #0000004d, 0 0 0 10px #3b82f640, inset 0 1px 0 #ffffff0d;background:#1f293780}.auth-portal-trigger:hover{transform:scale(1.06);box-shadow:0 12px 40px #2563eb26,inset 0 1px #fff6}[data-theme=dark] .auth-portal-trigger:hover{box-shadow:0 12px 40px #3b82f640}.auth-portal-trigger:active{transform:scale(.96)}.auth-portal-ring{pointer-events:none;color:var(--accent-500);border-radius:50%;position:absolute;inset:-8px}.auth-portal-logo{z-index:3;justify-content:center;align-items:center;transition:transform .4s cubic-bezier(.16,1,.3,1);display:flex}.auth-portal-trigger:hover .auth-portal-logo{transform:scale(1.05)}.auth-portal-scanner{width:100%;height:100%}.hud-outer-ring{transform-origin:50%;color:#2563eb40;animation:20s linear infinite hud-spin-clockwise}.hud-inner-ring{transform-origin:50%;color:#2563eb26;animation:12s linear infinite hud-spin-counter}.hud-scanner-arc{transform-origin:50%;color:var(--accent-500);animation:6s cubic-bezier(.4,0,.2,1) infinite hud-spin-counter}.portal-text-path-element{font-family:"Plus Jakarta Sans", var(--font-sans), system-ui, sans-serif;letter-spacing:2.2px;text-transform:uppercase;fill:var(--accent-600);transform-origin:50%;font-size:8px;font-weight:700;animation:15s linear infinite hud-spin-clockwise,4s infinite portal-text-glitch}[data-theme=dark] .portal-text-path-element{fill:var(--accent-400)}[data-theme=dark] .hud-outer-ring{color:#3b82f640}[data-theme=dark] .hud-inner-ring{color:#3b82f626}.auth-portal-trigger.is-loading{pointer-events:none;animation:none;transform:scale(.95);box-shadow:0 4px 16px #0f172a14}[data-theme=dark] .auth-portal-trigger.is-loading{box-shadow:0 4px 16px #0000004d}.auth-portal-trigger.is-loading .portal-text-path-element{fill:var(--accent-500);animation:3s linear infinite hud-spin-clockwise,1s infinite portal-text-glitch}.auth-portal-trigger.is-loading .hud-scanner-arc{stroke-width:2.5px;animation:1.5s linear infinite hud-spin-counter}.auth-portal-trigger.is-loading .hud-outer-ring{animation:4s linear infinite hud-spin-clockwise}.auth-portal-trigger.is-loading .hud-inner-ring{animation:2.5s linear infinite hud-spin-counter}.auth-portal-trigger.is-loading .auth-portal-logo{animation:1.4s cubic-bezier(.16,1,.3,1) portal-logo-spin}@keyframes portal-pulse{0%,to{box-shadow:var(--portal-pulse-shadow-start)}50%{box-shadow:var(--portal-pulse-shadow-mid)}}@keyframes portal-scan-sweep{0%{stroke-dashoffset:290px}to{stroke-dashoffset:0}}@keyframes portal-logo-spin{0%{transform:scale(1)rotate(0)}50%{transform:scale(.85)rotate(180deg)}to{transform:scale(1)rotate(360deg)}}.auth-card--open{animation:.4s cubic-bezier(.34,1.56,.64,1) both card-reveal}.auth-card--closing{animation:.4s cubic-bezier(.36,.07,.19,.97) both card-collapse}@keyframes card-reveal{0%{opacity:0;transform:scale(.85)}to{opacity:1;transform:scale(1)}}@keyframes card-collapse{0%{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(.85)}}@media (width<=767px){.auth-card{padding:var(--space-24) var(--space-16)}}@keyframes hud-spin-clockwise{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes hud-spin-counter{0%{transform:rotate(360deg)}to{transform:rotate(0)}}@keyframes portal-text-glitch{0%,94%,to{text-shadow:none;filter:none}95%{text-shadow:-1.5px 0 #0f6,1.5px 0 #ff00ea;filter:hue-rotate(90deg)saturate(1.5)}96%{text-shadow:2px -1px #0f6,-1.5px 1.5px #00e5ff}97%{text-shadow:-2px .5px #00e5ff,2px -1.5px #ff00ea}98%{text-shadow:1.5px -2px #0f6,-2px 0 #ff00ea}99%{text-shadow:-1px 1px #00e5ff,1.5px -1px #0f6}}.auth-mockup-panel{border-radius:var(--radius-lg);-webkit-backdrop-filter:blur(12px)saturate(180%);z-index:1;pointer-events:none;width:320px;font-family:var(--font-sans);background:#fff6;border:1px solid #ffffff73;flex-direction:column;transition:all .3s;animation:6s ease-in-out infinite alternate mockup-floating;display:flex;position:absolute;overflow:hidden;box-shadow:0 16px 36px #0f172a0d}[data-theme=dark] .auth-mockup-panel{background:#0f172a59;border:1px solid #ffffff0d;box-shadow:0 16px 36px #0003}.auth-mockup-left{top:15%;left:5%;transform:rotateY(8deg)rotateX(2deg)}.auth-mockup-right{animation-delay:-3s;top:25%;right:5%;transform:rotateY(-8deg)rotateX(-2deg)}.auth-mockup-export{animation-delay:-1.5s;bottom:12%;left:8%;transform:rotateY(6deg)rotateX(1deg)}.mockup-header{background:#00000008;border-bottom:1px solid #0000000d;align-items:center;gap:6px;padding:10px 14px;display:flex}[data-theme=dark] .mockup-header{background:#ffffff05;border-bottom:1px solid #ffffff0d}.mockup-dot{background:#0000001a;border-radius:50%;width:8px;height:8px;box-shadow:inset 0 1px 1px #00000014}.auth-mockup-panel .mockup-dot:first-child{background:#ff5f56}.auth-mockup-panel .mockup-dot:nth-child(2){background:#ffbd2e}.auth-mockup-panel .mockup-dot:nth-child(3){background:#27c93f}.mockup-title{color:var(--neutral-500);letter-spacing:.5px;text-transform:uppercase;margin-left:auto;font-size:9.5px;font-weight:700}[data-theme=dark] .mockup-title{color:var(--neutral-400)}.mockup-body{padding:var(--space-12);flex-direction:column;gap:12px;display:flex}.mockup-split-body{height:180px;position:relative}.mockup-upload-zone{border-radius:var(--radius-md);padding:var(--space-24) var(--space-16);text-align:center;background:#fff3;border:1px dashed #2563eb40;flex-direction:column;align-items:center;animation:9s ease-in-out infinite mockup-upload-phase;display:flex;position:absolute;top:0;left:0;right:0}[data-theme=dark] .mockup-upload-zone{background:#0000001a;border-color:#3b82f633}.mockup-file-icon{color:var(--accent-500);margin-bottom:var(--space-8);animation:9s ease-in-out infinite mockup-file-drop;position:relative}.upload-arrow-overlay{background:var(--accent-500);color:#fff;border:1.5px solid #fff;border-radius:50%;justify-content:center;align-items:center;width:12px;height:12px;animation:2s ease-in-out infinite upload-arrow-bounce;display:flex;position:absolute;bottom:-3px;right:-3px;box-shadow:0 1px 3px #0000001a}[data-theme=dark] .upload-arrow-overlay{border-color:var(--neutral-900)}@keyframes upload-arrow-bounce{0%,to{transform:translateY(0)}50%{transform:translateY(2px)}}.mockup-file-name{color:var(--neutral-700);margin-bottom:var(--space-12);align-items:center;font-size:11px;font-weight:600;display:inline-flex}[data-theme=dark] .mockup-file-name{color:var(--neutral-200)}.file-size-badge{background:var(--neutral-100);border:1px solid var(--neutral-200);color:var(--neutral-500);border-radius:3px;margin-left:5px;padding:1px 4px;font-size:8px;font-weight:500}[data-theme=dark] .file-size-badge{background:var(--neutral-800);border-color:var(--neutral-700);color:var(--neutral-400)}.mockup-progress-bar{background:var(--neutral-200);width:100%;height:4px;margin-bottom:var(--space-12);border-radius:2px;overflow:hidden}[data-theme=dark] .mockup-progress-bar{background:var(--neutral-800)}.mockup-progress-fill{width:0%;height:100%;animation:9s ease-in-out infinite mockup-progress-fill}.mockup-status-label{font-size:10px;font-weight:600}.mockup-status-label--loading{color:var(--accent-600);animation:9s ease-in-out infinite mockup-label-loading}[data-theme=dark] .mockup-status-label--loading{color:var(--accent-400)}.mockup-workspace-preview{gap:var(--space-12);animation:9s ease-in-out infinite mockup-preview-phase;display:flex;position:absolute;top:0;left:0;right:0}.workspace-pdf-page{border:1px solid var(--neutral-200);border-radius:var(--radius-sm);background:#fff;flex-direction:column;flex:1.25;gap:5px;padding:8px;display:flex;box-shadow:0 4px 12px #00000008}[data-theme=dark] .workspace-pdf-page{background:var(--neutral-900);border-color:var(--neutral-800)}.pdf-toolbar-mock{border-bottom:1px solid var(--neutral-100);justify-content:space-between;align-items:center;margin-bottom:2px;padding-bottom:4px;display:flex}[data-theme=dark] .pdf-toolbar-mock{border-color:var(--neutral-800)}.pdf-page-indicator{color:var(--neutral-400);font-size:7.5px;font-weight:600}.pdf-zoom-controls{color:var(--neutral-400);align-items:center;gap:3px;font-size:7px;display:flex}.zoom-btn{background:var(--neutral-50);border:1px solid var(--neutral-200);border-radius:2px;justify-content:center;align-items:center;width:10px;height:10px;font-weight:700;display:flex}[data-theme=dark] .zoom-btn{background:var(--neutral-800);border-color:var(--neutral-750)}.zoom-val{font-weight:600}.pdf-header-mock{color:var(--neutral-400);margin-bottom:2px;font-size:8px;font-weight:700}.pdf-line-mock{background:var(--neutral-200);border-radius:1px;width:100%;height:3px}[data-theme=dark] .pdf-line-mock{background:var(--neutral-850)}.pdf-line-mock.short{width:60%}.pdf-formula-row{justify-content:space-between;align-items:center;gap:4px;width:100%;display:flex}.pdf-formula-mock{text-align:center;color:var(--accent-600);background:var(--accent-50);letter-spacing:0;border-radius:4px;flex:1;justify-content:center;align-items:center;margin:3px 0;padding:4px;font-family:Cambria Math,Times New Roman,serif;font-size:8px;font-weight:600;display:inline-flex}[data-theme=dark] .pdf-formula-mock{color:var(--accent-400);background:#3b82f61a}.pdf-formula-num{color:var(--neutral-400);white-space:nowrap;font-size:7px;font-weight:500}.workspace-summary-card{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-radius:var(--radius-sm);background:#ffffffb3;border:1px solid #fff9;flex-direction:column;flex:1;gap:6px;padding:8px;display:flex;box-shadow:0 4px 12px #00000005}[data-theme=dark] .workspace-summary-card{background:#1e293b99;border-color:#ffffff0d}.summary-card-title{color:var(--success);font-size:8.5px;font-weight:700}.summary-bullet{color:var(--neutral-600);align-items:flex-start;gap:4px;font-size:7.5px;line-height:1.3;display:flex}[data-theme=dark] .summary-bullet{color:var(--neutral-300)}.bullet-check-svg{color:var(--success);flex-shrink:0;margin-top:1px}.mockup-chat-body{justify-content:flex-end;height:200px}.mockup-chat-msg{border-radius:var(--radius-md);max-width:90%;margin-bottom:var(--space-4);padding:8px 12px;font-size:11px;line-height:1.45;box-shadow:0 1px 2px #00000005}.user-msg{background:var(--accent-500);color:#fff;border-bottom-right-radius:2px;align-self:flex-end;animation:9s ease-in-out infinite mockup-user-msg}.ai-msg{color:var(--neutral-800);border:1px solid var(--neutral-200);background:#fff;border-bottom-left-radius:2px;align-self:flex-start;animation:9s ease-in-out infinite mockup-ai-msg;position:relative}[data-theme=dark] .ai-msg{background:var(--neutral-800);color:var(--neutral-100);border-color:var(--neutral-700)}.mockup-ai-response-content{gap:var(--space-8);margin-top:var(--space-4);flex-direction:column;animation:9s ease-in-out infinite mockup-ai-text;display:flex}.mockup-latex-formula{text-align:center;color:var(--accent-600);background:var(--accent-50);padding:var(--space-6) var(--space-8);border-radius:var(--radius-sm);letter-spacing:0;border:1px solid #2563eb26;justify-content:center;align-items:center;font-family:Cambria Math,Times New Roman,serif;font-size:10.5px;font-weight:600;display:inline-flex}[data-theme=dark] .mockup-latex-formula{color:var(--accent-400);background:#3b82f61a;border-color:#3b82f60d}.math-var{padding:0 1px;font-family:Cambria Math,Times New Roman,serif;font-style:italic;font-weight:500}.math-op{padding:0 2px;font-family:Cambria Math,Times New Roman,serif;font-weight:400}.math-integral-container{vertical-align:middle;margin-left:2px;padding-right:5px;display:inline-flex;position:relative}.math-integral{font-family:Cambria Math,Times New Roman,serif;font-size:15px;font-weight:300;line-height:1}.math-limit{font-family:Cambria Math,Times New Roman,serif;font-size:5.5px;font-weight:600;line-height:1;position:absolute;left:6px}.math-limit--top{top:-2px}.math-limit--bottom{bottom:-2px}.math-accent-container{display:inline-block;position:relative}.math-accent{font-size:9px;font-weight:400;position:absolute;top:-5px;left:50%;transform:translate(-50%)}.math-superscript{vertical-align:super;font-size:6px;font-weight:600}.math-sub{vertical-align:sub;font-size:5.5px;font-weight:600}.math-sqrt-container{vertical-align:middle;align-items:stretch;display:inline-flex}.math-sqrt-symbol{margin-right:-1px;font-family:Cambria Math,Times New Roman,serif;font-size:10px;font-weight:400;transform:translateY(.5px)}.math-sqrt-content{border-top:.75px solid;align-items:center;margin-top:1px;padding-top:.5px;display:inline-flex}.math-fraction{vertical-align:middle;flex-direction:column;align-items:center;padding:0 2px;font-size:5.5px;line-height:1.1;display:inline-flex}.math-divider-line{background:currentColor;width:100%;height:.75px;margin:1px 0}.math-num,.math-den{font-family:Cambria Math,Times New Roman,serif}.math-sum-container{vertical-align:middle;padding:0 4px;display:inline-flex;position:relative}.math-sum{font-family:Cambria Math,Times New Roman,serif;font-size:9px;line-height:1}.math-sum-limit{font-family:Cambria Math,Times New Roman,serif;font-size:4px;font-weight:600;position:absolute;left:50%;transform:translate(-50%)}.math-sum-limit--top{top:-4px}.math-sum-limit--bottom{bottom:-4px}.mockup-flowchart{border-radius:var(--radius-sm);background:#00000005;border:1px solid #0000000a;justify-content:center;align-items:center;gap:4px;padding:6px;display:flex}[data-theme=dark] .mockup-flowchart{background:#ffffff03;border-color:#ffffff08}.flow-node{border:1px solid var(--neutral-200);color:var(--neutral-600);background:#fff;border-radius:4px;padding:3px 6px;font-size:8.5px;font-weight:700}[data-theme=dark] .flow-node{background:var(--neutral-850);border-color:var(--neutral-750);color:var(--neutral-300)}.flow-node.highlight{background:var(--accent-500);border-color:var(--accent-600);color:#fff;animation:2s ease-in-out infinite flowchart-node-pulse}.flow-arrow{color:var(--neutral-400);font-size:8px}.mockup-export-actions{gap:6px;margin-top:2px;display:flex}.export-btn{text-align:center;color:var(--neutral-700);border:1px solid var(--neutral-200);background:#fff;border-radius:4px;flex:1;padding:5px;font-size:8.5px;font-weight:700;transition:all .2s}[data-theme=dark] .export-btn{background:var(--neutral-850);color:var(--neutral-200);border-color:var(--neutral-750)}.export-btn--docx{animation:9s ease-in-out infinite 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