body{background-color:#fff;margin:0;font-family:sans-serif}#root{width:100%;min-height:100vh}h1,h2{font-weight:500}.header{box-sizing:border-box;z-index:100;background:#fff;border-bottom:1px solid #e5e7eb;justify-content:space-between;align-items:center;width:100%;height:85px;padding:0 32px;display:flex;position:sticky;top:0;box-shadow:0 1px 4px #0000000f}.headerLogo{flex:1;align-items:center;display:flex}.headerLogo img{object-fit:contain;border-radius:4px;height:85px}.header-center{flex:1;justify-content:center;align-items:center;gap:32px;display:flex}.nav-link{letter-spacing:.14em;text-transform:uppercase;color:#00000059;cursor:pointer;border-bottom:2px solid #0000;padding-bottom:3px;font-size:14px;font-weight:700;text-decoration:none;transition:color .15s}.nav-link:hover{color:#000000b3}.nav-link.active{color:#111;border-bottom-color:#922}.headerDTULogo{flex:1;justify-content:flex-end;align-items:center;display:flex}.headerDTULogo img{object-fit:contain;height:50px}.logoutButton{cursor:pointer;background:0 0;border:none;display:flex}.logoutButton img{height:30px}.appContainer{flex-direction:column;min-height:100vh;display:flex}.mainContent{box-sizing:border-box;background-position:50%;background-size:cover;background-attachment:fixed;justify-content:center;align-items:center;height:calc(100vh - 85px);padding:24px 20px;display:flex;overflow-y:auto}.messageCard{-webkit-backdrop-filter:blur(28px);box-sizing:border-box;background:#ffffffe0;border:1px solid #ffffffb3;border-radius:20px;flex-direction:column;gap:16px;width:100%;max-width:780px;padding:32px 40px;display:flex;box-shadow:0 8px 32px #0000002e,0 2px 8px #00000014}.cardHeader{text-align:center;border-bottom:1px solid #00000014;padding-bottom:16px}.pageLabel{letter-spacing:.18em;text-transform:uppercase;color:#9ca3af;margin:0 0 4px;font-size:11px;font-weight:600}.title{color:#111827;letter-spacing:.04em;text-transform:uppercase;margin:0;font-size:22px;font-weight:800;line-height:1.1}.controlsSection{justify-content:center;align-items:flex-start;width:100%;display:flex}.columnDivider{background:#00000014;align-self:stretch;width:1px;margin:4px 20px 0}.controlGroup{flex-direction:column;gap:10px;width:100%;max-width:620px;display:flex}.controlLabel{letter-spacing:.12em;text-transform:uppercase;color:#6b7280;text-align:center;justify-content:center;align-items:center;gap:6px;font-size:11px;font-weight:700;display:flex}.unit{color:#9ca3af;font-weight:400}.presetButtons{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.presetBtn{color:#374151;cursor:pointer;background:#fff;border:1px solid #d1d5db;border-radius:8px;align-items:center;gap:5px;padding:10px 16px;font-family:inherit;font-size:14px;font-weight:600;line-height:1;transition:all .12s;display:flex;box-shadow:0 1px 2px #0000000f}.presetRange{color:#9ca3af;font-size:11px;font-weight:400}.presetBtn:hover{color:#dc2626;background:#fff5f5;border-color:#dc2626}.presetBtn:hover .presetRange{color:#fca5a5}.presetBtn.active{color:#fff;background:#dc2626;border-color:#dc2626;box-shadow:0 2px 8px #dc262659}.presetBtn.active .presetRange{color:#ffffffb3}.rangeInputs{justify-content:center;align-items:center;gap:14px;width:100%;display:flex}.rangeSep{color:#9ca3af;flex-shrink:0;font-size:16px;font-weight:600}.controlInput{color:#111827;box-sizing:border-box;background:#fff;border:1px solid #d1d5db;border-radius:8px;outline:none;width:100%;padding:11px 13px;font-family:inherit;font-size:15px;transition:border-color .15s,box-shadow .15s;box-shadow:0 1px 2px #0000000d}.controlInput:focus{border-color:#dc2626;box-shadow:0 0 0 3px #dc26261a}.controlInput::placeholder{color:#d1d5db}.controlInput::-webkit-outer-spin-button{-webkit-appearance:none}.controlInput::-webkit-inner-spin-button{-webkit-appearance:none}.controlInput[type=number]{-moz-appearance:textfield}.freeTextSection{flex-direction:column;gap:12px;display:flex}.sectionDivider{color:#9ca3af;letter-spacing:.14em;text-transform:uppercase;align-items:center;gap:12px;font-size:10px;font-weight:700;display:flex}.sectionDivider:before,.sectionDivider:after{content:"";background:#00000014;flex:1;height:1px}.freeTextArea{color:#111827;resize:vertical;box-sizing:border-box;background:#fff;border:1px solid #d1d5db;border-radius:8px;outline:none;width:100%;padding:13px 15px;font-family:inherit;font-size:15px;line-height:1.6;transition:border-color .15s,box-shadow .15s;box-shadow:0 1px 2px #0000000d}.freeTextArea:focus{border-color:#dc2626;box-shadow:0 0 0 3px #dc26261a}.freeTextArea::placeholder{color:#d1d5db}.previewSection{background:#f9fafb;border:1px solid #e5e7eb;border-radius:8px;padding:12px 14px}.previewLabel{letter-spacing:.14em;text-transform:uppercase;color:#9ca3af;margin-bottom:6px;font-size:9px;font-weight:700;display:block}.previewCode{color:#374151;white-space:pre;margin:0;font-family:SF Mono,Fira Code,monospace;font-size:12px;line-height:1.5}.statusBar{text-align:center;border-radius:8px;padding:10px 14px;font-size:13px;font-weight:600}.statusBar.success{color:#16a34a;background:#f0fdf4;border:1px solid #bbf7d0}.statusBar.error{color:#dc2626;background:#fff5f5;border:1px solid #fecaca}.sendBtn{color:#fff;letter-spacing:.08em;text-transform:uppercase;cursor:pointer;background:#dc2626;border:none;border-radius:10px;width:100%;padding:16px;font-family:inherit;font-size:15px;font-weight:700;transition:background .15s,box-shadow .15s,opacity .15s;box-shadow:0 4px 14px #dc262666}.sendBtn:hover:not(:disabled){background:#b91c1c;box-shadow:0 6px 20px #dc262680}.sendBtn:disabled{opacity:.35;cursor:default;box-shadow:none}.sendBtn.sending{opacity:.7}@media (width<=600px){.messageCard{padding:28px 20px}.controlGroup{max-width:100%}}.loginContent{box-sizing:border-box;background-position:50%;background-size:cover;justify-content:center;align-items:center;width:100%;min-height:100vh;padding:40px;display:flex;position:relative;overflow:hidden}.loginOverlay{-webkit-backdrop-filter:blur(2px);background:#080f1e52;position:absolute;inset:0}.loginContainer{z-index:1;-webkit-backdrop-filter:blur(18px);background:#ffffffe0;border:1px solid #ffffff8c;border-radius:22px;width:100%;max-width:400px;padding:28px;position:relative;box-shadow:0 20px 50px #00000038,0 6px 18px #0000001f}.loginHeader{margin-bottom:22px}.loginEyebrow{letter-spacing:.16em;text-transform:uppercase;color:#9ca3af;margin:0 0 8px;font-size:11px;font-weight:700}.loginTitle{color:#111827;margin:0;font-size:30px;font-weight:800;line-height:1.05}.loginSubtitle{color:#6b7280;margin:10px 0 0;font-size:14px;line-height:1.5}.loginForm{flex-direction:column;gap:16px;display:flex}.loginError{color:#dc2626;background:#fff5f5f2;border:1px solid #fecaca;border-radius:10px;padding:10px 12px;font-size:13px;font-weight:600}.inputGroup{flex-direction:column;gap:7px;display:flex}.loginLabel{letter-spacing:.08em;text-transform:uppercase;color:#6b7280;font-size:12px;font-weight:700}.loginContainer input{box-sizing:border-box;color:#111827;background:#fffffff5;border:1px solid #d1d5db;border-radius:10px;width:100%;padding:13px 14px;font-size:15px;transition:border-color .15s,box-shadow .15s,transform .15s}.loginContainer input::placeholder{color:#b6bdc8}.loginContainer input:focus{border-color:#dc2626;outline:none;box-shadow:0 0 0 4px #dc26261f}.loginContainer button{color:#fff;letter-spacing:.04em;cursor:pointer;background:linear-gradient(#ef4444 0%,#dc2626 100%);border:none;border-radius:10px;width:100%;margin-top:6px;padding:13px 14px;font-size:16px;font-weight:800;transition:transform .15s,box-shadow .15s,opacity .15s;box-shadow:0 10px 24px #dc262647}.loginContainer button:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 14px 28px #dc262657}.loginContainer button:disabled{opacity:.7;cursor:default;box-shadow:none}@media (width<=900px){.loginContent{justify-content:center;padding:24px}.loginOverlay{background:#080f1e57}}@media (width<=520px){.loginContent{align-items:center;padding:16px}.loginContainer{border-radius:18px;padding:22px 18px}.loginTitle{font-size:25px}}