:root{--bg-base:#121212;--bg-navy:#0f1729d9;--bg-navy-light:#0f1729b3;--bg-navy-solid:#0f1729;--bg-input:#0f172999;--bg-hover:#7299a614;--border-subtle:#7299a633;--border-accent:#7299a666;--text-primary:#f1f5f9;--text-secondary:#cbd5e1;--text-muted:#64748b;--text-gold:#c4a265;--text-navy:#7299a6;--accent-teal:#7299a6;--accent-teal-hover:#8ab3c0;--accent-gold:#c4a265;--accent-green:#22c55e;--accent-warning:#f59e0b;--accent-error:#ef4444;--accent-info:#38bdf8;--surface-success:#22c55e1a;--surface-warning:#f59e0b1a;--surface-error:#ef44441a;--surface-info:#38bdf81a;--border-success:#22c55e4d;--border-warning:#f59e0b4d;--border-error:#ef44444d;--border-info:#38bdf84d;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--font-sans:"Geist", "Geist Variable", -apple-system, system-ui, "Segoe UI", Roboto, sans-serif;--font-mono:"Geist Mono", "SF Mono", "Fira Code", monospace}:root[data-theme=light]{--bg-base:#f0f2f5;--bg-navy:#ffffffe6;--bg-navy-light:#ffffffd9;--bg-navy-solid:#fff;--bg-input:#0f17290a;--bg-hover:#7299a60f;--border-subtle:#0f17291f;--border-accent:#0f172940;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--accent-teal:#4d7f8e;--accent-teal-hover:#3b6b7a;--accent-green:#16a34a;--accent-warning:#d97706;--accent-error:#dc2626;--accent-info:#0284c7;--surface-success:#22c55e14;--surface-warning:#f59e0b14;--surface-error:#ef444414;--surface-info:#38bdf814;--border-success:#22c55e40;--border-warning:#f59e0b40;--border-error:#ef444440;--border-info:#38bdf840}:root[data-theme=light] .form-error,:root[data-theme=light] .alert-error{color:var(--accent-error)}:root[data-theme=light] .share-link-input{color:var(--accent-teal);background:#0f17290a}:root[data-theme=light] .secret-content{color:var(--text-primary);background:#0f172908}:root[data-theme=light] body:before{background:radial-gradient(at 20% 0,#7299a614 0%,#0000 60%),radial-gradient(at 80% 100%,#c4a2650d 0%,#0000 60%)}:root[data-theme=light] .form-select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23475569' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E")}:root[data-theme=light] .checkbox-input:checked:after{border-color:#fff}:root[data-theme=light] .page-card{box-shadow:0 1px 3px #0000000f,0 4px 16px #0000000a}.theme-toggle{border:1px solid var(--border-subtle);width:32px;height:32px;color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:50%;outline:none;flex-shrink:0;justify-content:center;align-items:center;transition:border-color .2s,color .2s,background .2s;display:flex}.theme-toggle:hover{border-color:var(--border-accent);color:var(--text-primary);background:var(--bg-hover)}.theme-toggle:focus-visible{box-shadow:0 0 0 2px #7299a64d}.theme-toggle svg{width:16px;height:16px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:14px}body{font-family:var(--font-sans);background-color:var(--bg-base);color:var(--text-primary);min-height:100vh;line-height:1.6}body:before{content:"";pointer-events:none;z-index:0;background:radial-gradient(at 20% 0,#7299a60f 0%,#0000 60%),radial-gradient(at 80% 100%,#c4a2650a 0%,#0000 60%);position:fixed;inset:0}#root{z-index:1;flex-direction:column;min-height:100vh;display:flex;position:relative}.app-header{background:var(--bg-navy-light);border-bottom:1px solid var(--border-subtle);-webkit-backdrop-filter:blur(12px);align-items:center;gap:.75rem;padding:.875rem 1.5rem;display:flex}.app-header__spacer{flex:1}.app-header__brand{color:inherit;align-items:center;gap:.625rem;text-decoration:none;display:flex}.app-header__logo{height:34px;transition:transform .25s;display:block}.app-header__brand:hover .app-header__logo{transform:scale(1.06)}.app-header__wordmark{letter-spacing:-.02em;color:var(--accent-gold);font-size:1.25rem;font-weight:700;line-height:1}.page-container{flex-direction:column;flex:1;align-items:center;padding:3rem 1rem 2rem;display:flex}.app-tagline{color:var(--text-secondary);letter-spacing:-.01em;margin-bottom:1.25rem;font-size:.9375rem}.app-tagline strong{color:var(--accent-gold);font-weight:700}.page-card{background:var(--bg-navy);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);-webkit-backdrop-filter:blur(16px);width:100%;max-width:540px;padding:2rem;animation:.4s ease-out fadeUp}@keyframes fadeUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.page-title{color:var(--text-primary);margin-bottom:.25rem;font-size:1.75rem;font-weight:600}.page-subtitle{color:var(--text-secondary);margin-bottom:1.75rem;font-size:.875rem}.form-group{margin-bottom:1.25rem}.form-label{color:var(--text-secondary);margin-bottom:.375rem;font-size:.8125rem;font-weight:500;display:block}.form-textarea,.form-input,.form-select{background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);width:100%;color:var(--text-primary);font-family:var(--font-sans);outline:none;padding:.625rem .75rem;font-size:.875rem;line-height:1.5;transition:border-color .2s,box-shadow .2s;display:block}.form-textarea:focus,.form-input:focus,.form-select:focus{border-color:var(--accent-teal);box-shadow:0 0 0 2px #7299a626}.form-textarea::placeholder,.form-input::placeholder{color:var(--text-muted)}.form-textarea{resize:vertical;min-height:120px;font-family:var(--font-mono);font-size:.8125rem}.form-textarea:disabled,.form-input:disabled{opacity:.4;cursor:not-allowed}.form-select{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23cbd5e1' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");background-position:right .75rem center;background-repeat:no-repeat;padding-right:2rem}.form-select option{background:var(--bg-navy-solid);color:var(--text-primary)}.file-input-wrapper{position:relative}.file-input-label{background:var(--bg-input);border:1px dashed var(--border-subtle);border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;align-items:center;gap:.5rem;padding:.625rem .75rem;font-size:.875rem;transition:border-color .2s,background .2s;display:flex}.file-input-label:hover{border-color:var(--accent-teal);background:var(--bg-hover)}.file-input-label.disabled{opacity:.4;cursor:not-allowed;pointer-events:none}.file-input-label svg{flex-shrink:0}.file-input-hidden{opacity:0;cursor:pointer;position:absolute;inset:0}.file-input-hidden:disabled{cursor:not-allowed}.file-name{color:var(--accent-teal);margin-top:.375rem;font-size:.8125rem}.checkbox-label{color:var(--text-secondary);cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:.5rem;font-size:.875rem;display:flex}.checkbox-input{appearance:none;border:1px solid var(--border-accent);background:var(--bg-input);cursor:pointer;border-radius:3px;flex-shrink:0;width:1rem;height:1rem;transition:background .15s,border-color .15s;position:relative}.checkbox-input:checked{background:var(--accent-teal);border-color:var(--accent-teal)}.checkbox-input:checked:after{content:"";border:2px solid #fff;border-width:0 2px 2px 0;width:4px;height:8px;position:absolute;top:1.5px;left:4.5px;transform:rotate(45deg)}.checkbox-input:focus-visible{box-shadow:0 0 0 2px #7299a64d}.password-input-wrapper{align-items:center;display:flex;position:relative}.password-input-field{padding-right:2.5rem!important}.password-toggle{border-radius:var(--radius-sm);width:28px;height:28px;color:var(--text-muted);cursor:pointer;background:0 0;border:none;justify-content:center;align-items:center;transition:color .15s,background .15s;display:flex;position:absolute;right:.5rem}.password-toggle:hover{color:var(--text-secondary);background:var(--bg-hover)}.password-input-mt{margin-top:.5rem}.btn{font-family:var(--font-sans);border-radius:var(--radius-lg);cursor:pointer;border:1px solid #0000;outline:none;justify-content:center;align-items:center;gap:.5rem;padding:.625rem 1.25rem;font-size:.875rem;font-weight:500;text-decoration:none;transition:all .2s;display:inline-flex}.btn:focus-visible{box-shadow:0 0 0 2px #7299a64d}.btn-primary{background:linear-gradient(135deg, var(--accent-teal) 0%, #5a8a9a 100%);color:#fff;border:none}.btn-primary:hover:not(:disabled){background:linear-gradient(135deg, var(--accent-teal-hover) 0%, #6b9baa 100%);transform:translateY(-1px);box-shadow:0 4px 12px #7299a640}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:var(--bg-input);color:var(--text-primary);border:1px solid var(--border-subtle)}.btn-secondary:hover:not(:disabled){border-color:var(--border-accent);background:var(--bg-hover)}.btn-ghost{color:var(--text-secondary);background:0 0;border:none;padding:.5rem .75rem}.btn-ghost:hover{color:var(--text-primary);background:var(--bg-hover)}.btn-sm{border-radius:var(--radius-md);padding:.375rem .75rem;font-size:.8125rem}.alert{border-radius:var(--radius-md);border:1px solid;padding:1rem 1.25rem;font-size:.875rem;line-height:1.5}.alert-success{background:var(--surface-success);border-color:var(--border-success);color:var(--accent-green)}.alert-warning{background:var(--surface-warning);border-color:var(--border-warning);color:var(--accent-warning)}.alert-error{background:var(--surface-error);border-color:var(--border-error);color:#fca5a5}.alert-info{background:var(--surface-info);border-color:var(--border-info);color:var(--accent-info)}.alert__title{margin-bottom:.25rem;font-weight:600}.alert__text{opacity:.9}.share-link-box{align-items:center;gap:.5rem;margin-top:.75rem;display:flex}.share-link-input{border:1px solid var(--border-subtle);border-radius:var(--radius-sm);color:var(--accent-teal);font-family:var(--font-mono);background:#0000004d;outline:none;flex:1;padding:.5rem .75rem;font-size:.75rem}.secret-content{border:1px solid var(--border-subtle);border-radius:var(--radius-sm);white-space:pre-wrap;word-break:break-word;min-height:8rem;font-family:var(--font-mono);color:var(--text-primary);background:#0000004d;margin-top:.75rem;padding:1rem;font-size:.8125rem;line-height:1.6}.secret-content--masked{letter-spacing:.35em;color:var(--text-secondary)}.secret-actions{flex-direction:column;gap:.5rem;margin-top:.75rem;display:flex}.secret-actions .btn{width:100%}.loading-text{color:var(--text-secondary);align-items:center;gap:.625rem;font-size:.875rem;display:flex}.spinner{border:2px solid var(--border-subtle);border-top-color:var(--accent-teal);border-radius:50%;width:16px;height:16px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.form-error{color:#fca5a5;margin-bottom:1rem;font-size:.8125rem}.divider{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;align-items:center;gap:.75rem;margin:1rem 0;font-size:.75rem;display:flex}.divider:before,.divider:after{content:"";background:var(--border-subtle);flex:1;height:1px}@media (width<=600px){.page-container{padding:1.5rem .75rem 2rem}.page-card{padding:1.5rem}}