@import "https://fonts.googleapis.com/css2?family=Lexend:wght@400;500;600;700;800;900&display=swap";*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--yellow:gold;--yellow-dark:#e6b800;--coral:#ff6b6b;--coral-dark:#e05555;--teal:#4ecdc4;--teal-dark:#3dbdb5;--green:#00c853;--red:#ff1744;--black:#1a1a1a;--white:#fff;--paper:#fffdf7;--gray-light:#f0ede5;--gray-mid:#999;--gray-text:#555;--border-width:3px;--shadow-offset:4px;--font:"Lexend", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px}body{font-family:var(--font);background:var(--paper);color:var(--black);min-height:100vh;line-height:1.6}#root{flex-direction:column;min-height:100vh;display:flex}.nb-btn{border:var(--border-width) solid var(--black);font-size:.875rem;font-weight:700;font-family:var(--font);cursor:pointer;text-transform:uppercase;letter-spacing:.03em;background:var(--white);width:100%;color:var(--black);box-shadow:var(--shadow-offset) var(--shadow-offset) 0 var(--black);justify-content:center;align-items:center;gap:.5rem;padding:.625rem 1.5rem;transition:all .1s;display:inline-flex}.nb-btn:hover:not(:disabled){box-shadow:2px 2px 0 var(--black);transform:translate(2px,2px)}.nb-btn:active:not(:disabled){transform:translate(var(--shadow-offset), var(--shadow-offset));box-shadow:none}.nb-btn:disabled{opacity:.5;cursor:not-allowed;box-shadow:var(--shadow-offset) var(--shadow-offset) 0 var(--black);transform:none}.nb-btn-primary{background:var(--yellow);color:var(--black)}.nb-btn-primary:hover:not(:disabled){background:var(--yellow-dark)}.nb-btn-danger{background:var(--coral);color:var(--black)}.nb-btn-danger:hover:not(:disabled){background:var(--coral-dark)}.nb-btn-dark{background:var(--black);color:var(--white)}.nb-btn-dark:hover:not(:disabled){background:#333}.nb-btn-outline{background:var(--white);color:var(--black)}.nb-btn-outline:hover:not(:disabled){background:var(--gray-light)}.nb-card{background:var(--white);border:var(--border-width) solid var(--black);box-shadow:var(--shadow-offset) var(--shadow-offset) 0 var(--black)}.nb-input{border:var(--border-width) solid var(--black);width:100%;font-size:.9rem;font-family:var(--font);background:var(--white);color:var(--black);outline:none;padding:.75rem 1rem;font-weight:500}.nb-input:focus{box-shadow:var(--shadow-offset) var(--shadow-offset) 0 var(--black);outline:none}.nb-input::placeholder{color:var(--gray-mid);font-weight:400}.nb-alert{border:var(--border-width) solid var(--black);box-shadow:3px 3px 0 var(--black);overflow-wrap:anywhere;word-break:break-word;align-items:flex-start;gap:.5rem;min-width:0;padding:.75rem 1rem;font-size:.85rem;font-weight:600;display:flex}.nb-alert-success{color:var(--black);background:#c8f7c5}.nb-alert-error{color:var(--black);background:#ffd4d4}.nb-badge{background:var(--white);border:2px solid var(--black);color:var(--black);text-transform:uppercase;letter-spacing:.04em;box-shadow:2px 2px 0 var(--black);align-items:center;gap:.375rem;padding:.25rem .875rem;font-size:.75rem;font-weight:700;display:inline-flex}.app-layout{height:100vh;display:flex;overflow:hidden}.sidebar{background:var(--white);border-right:var(--border-width) solid var(--black);flex-direction:column;width:360px;min-width:360px;padding:1.5rem;display:flex;overflow:hidden auto}.sidebar-header{text-align:center;border-bottom:var(--border-width) solid var(--black);margin-bottom:1.25rem;padding-bottom:1.25rem}.sidebar-header h1{color:var(--black);text-transform:uppercase;letter-spacing:.02em;justify-content:center;align-items:center;gap:.5rem;font-size:1.2rem;font-weight:900;line-height:1.3;display:flex}.brand-logo{flex-shrink:0;width:28px;height:28px}.sidebar-header p{color:var(--gray-text);text-transform:uppercase;letter-spacing:.05em;margin-top:.25rem;font-size:.75rem;font-weight:600}.sidebar-section{margin-bottom:1.25rem}.sidebar-section h3{color:var(--black);text-transform:uppercase;letter-spacing:.06em;margin-bottom:.75rem;font-size:.8rem;font-weight:800}.dropzone{border:var(--border-width) dashed var(--black);text-align:center;cursor:pointer;background:var(--white);overflow-wrap:anywhere;word-break:break-word;padding:2rem 1rem;transition:all .15s}.dropzone:hover,.dropzone.active{box-shadow:var(--shadow-offset) var(--shadow-offset) 0 var(--black);background:#fff8e1;border-style:solid}.dropzone-icon{margin-bottom:.5rem;font-size:2.8rem}.dropzone-text{color:var(--black);overflow-wrap:anywhere;word-break:break-word;font-size:.9rem;font-weight:600}.dropzone-text strong{color:var(--black);text-decoration:underline;text-decoration-thickness:2px}.dropzone-hint{color:var(--gray-text);margin-top:.5rem;font-size:.75rem;font-weight:500}.status-card{background:var(--white);border:var(--border-width) solid var(--black);box-shadow:3px 3px 0 var(--black);overflow-wrap:anywhere;word-break:break-word;min-width:0;padding:1rem}.status-item{color:var(--black);align-items:flex-start;gap:.5rem;min-width:0;margin-bottom:.5rem;font-size:.85rem;font-weight:600;display:flex}.status-item:last-child{margin-bottom:0}.status-dot{border:2px solid var(--black);flex-shrink:0;width:14px;height:14px}.status-dot.success{background:var(--green)}.status-dot.waiting{background:var(--yellow)}.status-label{font-weight:700}.status-value{color:var(--gray-text);overflow-wrap:anywhere;word-break:break-word;text-align:right;max-width:55%;margin-left:auto;font-weight:500}.how-it-works{color:var(--gray-text);font-size:.8rem;font-weight:500;line-height:1.7}.how-it-works ol{padding-left:1.25rem}.how-it-works li{margin-bottom:.35rem}.how-it-works li::marker{color:var(--black);font-weight:800}.main-content{background:var(--paper);flex-direction:column;flex:1;min-width:0;height:100vh;display:flex;overflow:hidden}.main-header{border-bottom:var(--border-width) solid var(--black);background:var(--yellow);overflow-wrap:anywhere;word-break:break-word;padding:1.25rem 2rem .5rem}.main-header h1{color:var(--black);text-transform:uppercase;letter-spacing:.03em;font-size:1.4rem;font-weight:900}.main-header p{color:var(--black);opacity:.7;margin-top:.15rem;font-size:.8rem;font-weight:600}.pdf-badge{background:var(--white);color:var(--black);border:2px solid var(--black);box-shadow:2px 2px 0 var(--black);text-transform:uppercase;overflow-wrap:anywhere;word-break:break-word;align-items:center;gap:.375rem;max-width:100%;margin-top:.5rem;padding:.2rem .75rem;font-size:.75rem;font-weight:700;display:inline-flex}.chat-area{flex-direction:column;flex:1;gap:1rem;padding:1.5rem 2rem 7rem;display:flex;overflow-y:auto}.chat-empty{color:var(--gray-text);text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;padding:2rem;display:flex}.chat-empty-icon{margin-bottom:1rem;font-size:3.5rem}.chat-empty h3{color:var(--black);text-transform:uppercase;margin-bottom:.25rem;font-size:1.2rem;font-weight:800}.chat-empty p{font-size:.875rem;font-weight:500}.message{gap:.75rem;min-width:0;max-width:82%;animation:.3s msgSlide;display:flex}.message>:nth-child(2){min-width:0;overflow:hidden}@keyframes msgSlide{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.message.user{flex-direction:row-reverse;align-self:flex-end}.message.assistant{align-self:flex-start}.message-avatar{border:2px solid var(--black);background:var(--white);width:36px;height:36px;box-shadow:2px 2px 0 var(--black);flex-shrink:0;justify-content:center;align-items:center;font-size:1.1rem;display:flex}.message.user .message-avatar{background:var(--yellow)}.message.assistant .message-avatar{background:var(--teal)}.message-bubble{word-wrap:break-word;overflow-wrap:anywhere;word-break:break-word;border:var(--border-width) solid var(--black);min-width:0;padding:.75rem 1rem;font-size:.9rem;font-weight:500;line-height:1.6;overflow:hidden}.message.user .message-bubble{background:var(--yellow);color:var(--black);box-shadow:var(--shadow-offset) var(--shadow-offset) 0 var(--black)}.message.assistant .message-bubble{background:var(--white);color:var(--black);box-shadow:var(--shadow-offset) var(--shadow-offset) 0 var(--black)}.message-bubble p{margin-bottom:.5rem}.message-bubble p:last-child{margin-bottom:0}.message-bubble ul,.message-bubble ol{margin-bottom:.5rem;padding-left:1.25rem}.message-bubble li{margin-bottom:.25rem}.message-bubble code{background:var(--black);color:var(--yellow);padding:.125rem .375rem;font-family:SF Mono,Fira Code,Fira Mono,monospace;font-size:.85em;font-weight:600}.message-bubble pre{background:var(--black);color:var(--yellow);border:2px solid var(--black);white-space:pre-wrap;word-break:break-all;max-width:100%;margin:.5rem 0;padding:1rem;font-size:.85rem;overflow-x:auto}.message-bubble pre code{color:var(--yellow);background:0 0;padding:0}.message-bubble a{color:var(--black);text-underline-offset:3px;font-weight:700;text-decoration-thickness:2px}.sources-toggle{margin-top:.5rem}.sources-toggle summary{cursor:pointer;color:var(--black);-webkit-user-select:none;user-select:none;text-transform:uppercase;letter-spacing:.04em;border:2px solid var(--black);background:var(--white);box-shadow:2px 2px 0 var(--black);padding:.3rem .75rem;font-size:.8rem;font-weight:700;transition:all .1s;display:inline-block}.sources-toggle summary:hover{box-shadow:1px 1px 0 var(--black);transform:translate(1px,1px)}.sources-list{flex-direction:column;gap:.5rem;margin-top:.75rem;display:flex}.source-card{border:2px solid var(--black);box-shadow:2px 2px 0 var(--black);color:var(--black);border-left:5px solid var(--black);overflow-wrap:anywhere;word-break:break-word;background:#c8f7c5;min-width:0;padding:.625rem .75rem;font-size:.8rem;line-height:1.5}.source-card-header{color:var(--black);text-transform:uppercase;letter-spacing:.04em;margin-bottom:.25rem;font-size:.75rem;font-weight:800}.source-card-content{-webkit-line-clamp:3;-webkit-box-orient:vertical;font-weight:500;display:-webkit-box;overflow:hidden}.chat-input-area{background:var(--white);border-top:var(--border-width) solid var(--black);z-index:100;padding:1rem 2rem;position:fixed;bottom:0;left:360px;right:0}.chat-input-wrapper{align-items:flex-end;gap:.75rem;max-width:900px;margin:0 auto;display:flex}.chat-input{border:var(--border-width) solid var(--black);font-size:.9rem;font-family:var(--font);resize:none;background:var(--white);min-height:48px;max-height:120px;color:var(--black);outline:none;flex:1;padding:.75rem 1rem;font-weight:500;line-height:1.5;transition:box-shadow .1s}.chat-input:focus{box-shadow:var(--shadow-offset) var(--shadow-offset) 0 var(--black)}.chat-input::placeholder{color:var(--gray-mid);font-weight:400}.chat-input:disabled{background:var(--gray-light)}.send-btn{background:var(--black);width:48px;height:48px;color:var(--white);border:var(--border-width) solid var(--black);cursor:pointer;box-shadow:var(--shadow-offset) var(--shadow-offset) 0 #555;flex-shrink:0;justify-content:center;align-items:center;font-size:1.4rem;font-weight:900;transition:all .1s;display:flex}.send-btn:hover:not(:disabled){transform:translate(2px,2px);box-shadow:2px 2px #555}.send-btn:active:not(:disabled){transform:translate(var(--shadow-offset), var(--shadow-offset));box-shadow:none}.send-btn:disabled{opacity:.4;cursor:not-allowed;box-shadow:var(--shadow-offset) var(--shadow-offset) 0 #555;transform:none}.loading-dots{align-items:center;gap:5px;display:inline-flex}.loading-dots span{background:var(--black);border:2px solid var(--black);width:8px;height:8px;animation:1.4s ease-in-out infinite nbBounce}.loading-dots span:nth-child(2){animation-delay:.2s}.loading-dots span:nth-child(3){animation-delay:.4s}@keyframes nbBounce{0%,80%,to{opacity:.3;transform:scale(.5)}40%{opacity:1;transform:scale(1)}}.spinner{border:3px solid var(--black);border-top-color:var(--yellow);width:18px;height:18px;animation:.6s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.user-info{background:var(--white);border:var(--border-width) solid var(--black);box-shadow:3px 3px 0 var(--black);align-items:center;gap:.5rem;padding:.625rem .75rem;display:flex}.user-avatar{flex-shrink:0;font-size:1.3rem}.user-name{color:var(--black);text-overflow:ellipsis;white-space:nowrap;flex:1;font-size:.85rem;font-weight:700;overflow:hidden}.logout-btn{flex-shrink:0;width:auto!important;padding:.3rem .7rem!important;font-size:.7rem!important}.login-page{background-color:#ffeaa7;background-image:radial-gradient(circle, var(--black) 1px, transparent 1px);background-size:24px 24px;justify-content:center;align-items:center;min-height:100vh;padding:1rem;display:flex}.login-card{background:var(--white);border:var(--border-width) solid var(--black);box-shadow:10px 10px 0 var(--black);width:100%;max-width:440px;padding:2.5rem;animation:.5s msgSlide}.login-header{text-align:center;margin-bottom:2rem}.login-logo{justify-content:center;margin-bottom:.75rem;font-size:3.5rem;display:flex}.login-header h1{color:var(--black);text-transform:uppercase;letter-spacing:.03em;margin-bottom:.25rem;font-size:1.5rem;font-weight:900;line-height:1.2}.login-header p{color:var(--gray-text);font-size:.85rem;font-weight:600}.login-form{flex-direction:column;gap:1.25rem;display:flex}.form-group{flex-direction:column;gap:.375rem;display:flex}.form-group label{color:var(--black);text-transform:uppercase;letter-spacing:.06em;font-size:.8rem;font-weight:800}.input-wrapper{align-items:center;display:flex;position:relative}.input-icon{pointer-events:none;z-index:1;font-size:1rem;position:absolute;left:.75rem}.input-wrapper input{border:var(--border-width) solid var(--black);width:100%;font-size:.9rem;font-family:var(--font);background:var(--white);color:var(--black);outline:none;padding:.75rem .75rem .75rem 2.5rem;font-weight:500}.input-wrapper input:focus{box-shadow:var(--shadow-offset) var(--shadow-offset) 0 var(--black)}.input-wrapper input::placeholder{color:var(--gray-mid);font-weight:400}.password-toggle{background:var(--white);border:2px solid var(--black);cursor:pointer;box-shadow:2px 2px 0 var(--black);justify-content:center;align-items:center;padding:.2rem .35rem;font-size:1rem;transition:all .1s;display:flex;position:absolute;right:.5rem}.password-toggle:hover{box-shadow:1px 1px 0 var(--black);transform:translate(1px,1px)}.login-btn{margin-top:.5rem;padding:.875rem;font-size:1rem;font-weight:800}.login-footer{border-top:var(--border-width) solid var(--black);text-align:center;color:var(--gray-text);margin-top:1.5rem;padding-top:1.25rem;font-size:.8rem;font-weight:500;line-height:1.7}.login-footer code{background:var(--black);color:var(--yellow);padding:.125rem .375rem;font-family:SF Mono,Fira Code,Fira Mono,monospace;font-size:.85em;font-weight:600}@media (width<=1024px){.sidebar{width:280px;min-width:280px;padding:1rem}.sidebar-header h1{font-size:1rem}.brand-logo{width:22px;height:22px}.chat-input-area{left:280px}.main-header{padding:1rem 1.5rem .5rem}.main-header h1{font-size:1.2rem}.chat-area{padding:1rem 1.5rem 7rem}.message{max-width:88%}}@media (width<=768px){.app-layout{flex-direction:column;height:auto;min-height:100vh;overflow:visible}.sidebar{width:100%;min-width:unset;border-right:none;border-bottom:var(--border-width) solid var(--black);flex-shrink:0;padding:.875rem}.sidebar-header{margin-bottom:.75rem;padding-bottom:.75rem}.sidebar-header h1{font-size:1.1rem}.sidebar-section{margin-bottom:.875rem}.dropzone{padding:1.25rem .75rem}.dropzone-icon{font-size:2rem}.main-content{flex:1;height:auto;min-height:60vh;overflow:visible}.main-header{padding:.75rem 1rem .5rem}.main-header h1{font-size:1.1rem}.main-header p{font-size:.75rem}.chat-area{flex:1;gap:.75rem;padding:.75rem .75rem 6rem}.chat-input-area{padding:.625rem .75rem;left:0}.chat-input-wrapper{gap:.5rem}.chat-input{min-height:42px;padding:.625rem .75rem;font-size:.85rem}.send-btn{width:42px;height:42px;font-size:1.2rem}.message{gap:.5rem;max-width:93%}.message-avatar{width:30px;height:30px;font-size:.95rem}.message-bubble{padding:.6rem .75rem;font-size:.85rem}.sources-toggle summary{padding:.25rem .6rem;font-size:.72rem}.source-card{padding:.5rem .6rem;font-size:.75rem}.login-card{box-shadow:6px 6px 0 var(--black);max-width:95%;padding:1.5rem}.login-header h1{font-size:1.3rem}.login-logo img{width:56px;height:56px}.brand-logo{width:22px;height:22px}.user-info{flex-wrap:wrap;gap:.375rem}.logout-btn{margin-left:auto}}@media (width<=480px){.sidebar{padding:.75rem}.main-header{padding:.625rem .75rem .375rem}.main-header h1{font-size:1rem}.chat-area{gap:.625rem;padding:.5rem .5rem 5.5rem}.chat-input-area{padding:.5rem}.message{gap:.375rem;max-width:96%}.message-avatar{width:26px;height:26px;font-size:.85rem}.message-bubble{box-shadow:2px 2px 0 var(--black);padding:.5rem .625rem;font-size:.82rem}.message.user .message-bubble,.message.assistant .message-bubble{box-shadow:2px 2px 0 var(--black)}.login-card{box-shadow:4px 4px 0 var(--black);padding:1.25rem}.login-header h1{font-size:1.15rem}}