:root{--bg-base: #121212;--bg-navy: rgba(15, 23, 41, .85);--bg-navy-light: rgba(15, 23, 41, .7);--bg-navy-solid: #0f1729;--bg-input: rgba(15, 23, 41, .6);--bg-hover: rgba(114, 153, 166, .08);--border-subtle: rgba(114, 153, 166, .2);--border-accent: rgba(114, 153, 166, .4);--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: rgba(34, 197, 94, .1);--surface-warning: rgba(245, 158, 11, .1);--surface-error: rgba(239, 68, 68, .1);--surface-info: rgba(56, 189, 248, .1);--border-success: rgba(34, 197, 94, .3);--border-warning: rgba(245, 158, 11, .3);--border-error: rgba(239, 68, 68, .3);--border-info: rgba(56, 189, 248, .3);--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: rgba(255, 255, 255, .9);--bg-navy-light: rgba(255, 255, 255, .85);--bg-navy-solid: #ffffff;--bg-input: rgba(15, 23, 41, .04);--bg-hover: rgba(114, 153, 166, .06);--border-subtle: rgba(15, 23, 41, .12);--border-accent: rgba(15, 23, 41, .25);--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: rgba(34, 197, 94, .08);--surface-warning: rgba(245, 158, 11, .08);--surface-error: rgba(239, 68, 68, .08);--surface-info: rgba(56, 189, 248, .08);--border-success: rgba(34, 197, 94, .25);--border-warning: rgba(245, 158, 11, .25);--border-error: rgba(239, 68, 68, .25);--border-info: rgba(56, 189, 248, .25)}:root[data-theme=light] .form-error{color:var(--accent-error)}:root[data-theme=light] .alert-error{color:var(--accent-error)}:root[data-theme=light] .share-link-input{background:#0f17290a;color:var(--accent-teal)}:root[data-theme=light] .secret-content{background:#0f172908;color:var(--text-primary)}:root[data-theme=light] body:before{background:radial-gradient(ellipse at 20% 0%,rgba(114,153,166,.08) 0%,transparent 60%),radial-gradient(ellipse at 80% 100%,rgba(196,162,101,.05) 0%,transparent 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{display:flex;align-items:center;justify-content:center;width:32px;height:32px;background:transparent;border:1px solid var(--border-subtle);border-radius:50%;color:var(--text-secondary);cursor:pointer;transition:border-color .2s,color .2s,background .2s;outline:none;flex-shrink:0}.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{font-size:14px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-sans);background-color:var(--bg-base);color:var(--text-primary);line-height:1.6;min-height:100vh}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse at 20% 0%,rgba(114,153,166,.06) 0%,transparent 60%),radial-gradient(ellipse at 80% 100%,rgba(196,162,101,.04) 0%,transparent 60%);pointer-events:none;z-index:0}#root{position:relative;z-index:1;min-height:100vh;display:flex;flex-direction:column}.app-header{display:flex;align-items:center;gap:.75rem;padding:.875rem 1.5rem;background:var(--bg-navy-light);border-bottom:1px solid var(--border-subtle);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.app-header__spacer{flex:1}.app-header__brand{display:flex;align-items:center;gap:.625rem;text-decoration:none;color:inherit}.app-header__logo{height:34px;display:block;transition:transform .25s ease}.app-header__brand:hover .app-header__logo{transform:scale(1.06)}.app-header__wordmark{font-size:1.25rem;font-weight:700;letter-spacing:-.02em;color:var(--accent-gold);line-height:1}.page-container{flex:1;display:flex;flex-direction:column;align-items:center;padding:3rem 1rem 2rem}.app-tagline{font-size:.9375rem;color:var(--text-secondary);margin-bottom:1.25rem;letter-spacing:-.01em}.app-tagline strong{color:var(--accent-gold);font-weight:700}.page-card{width:100%;max-width:540px;background:var(--bg-navy);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:2rem;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);animation:fadeUp .4s ease-out}@keyframes fadeUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.page-title{font-size:1.75rem;font-weight:600;color:var(--text-primary);margin-bottom:.25rem}.page-subtitle{color:var(--text-secondary);font-size:.875rem;margin-bottom:1.75rem}.form-group{margin-bottom:1.25rem}.form-label{display:block;font-size:.8125rem;font-weight:500;color:var(--text-secondary);margin-bottom:.375rem}.form-textarea,.form-input,.form-select{display:block;width:100%;padding:.625rem .75rem;background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);color:var(--text-primary);font-family:var(--font-sans);font-size:.875rem;line-height:1.5;transition:border-color .2s,box-shadow .2s;outline:none}.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;-webkit-appearance:none;-moz-appearance:none;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-repeat:no-repeat;background-position:right .75rem center;padding-right:2rem}.form-select option{background:var(--bg-navy-solid);color:var(--text-primary)}.file-input-wrapper{position:relative}.file-input-label{display:flex;align-items:center;gap:.5rem;padding:.625rem .75rem;background:var(--bg-input);border:1px 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.15s,border-color .15s}.checkbox-input:checked{background:var(--accent-teal);border-color:var(--accent-teal)}.checkbox-input:checked:after{content:"";position:absolute;left:4.5px;top:1.5px;width:4px;height:8px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg)}.checkbox-input:focus-visible{box-shadow:0 0 0 2px #7299a64d}.password-input-wrapper{position:relative;display:flex;align-items:center}.password-input-field{padding-right:2.5rem!important}.password-toggle{position:absolute;right:.5rem;display:flex;align-items:center;justify-content:center;width:28px;height:28px;background:transparent;border:none;border-radius:var(--radius-sm);color:var(--text-muted);cursor:pointer;transition:color .15s,background .15s}.password-toggle:hover{color:var(--text-secondary);background:var(--bg-hover)}.password-input-mt{margin-top:.5rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.625rem 1.25rem;font-family:var(--font-sans);font-size:.875rem;font-weight:500;border:1px solid transparent;border-radius:var(--radius-lg);cursor:pointer;transition:all .2s;outline:none;text-decoration:none}.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{background:transparent;color:var(--text-secondary);border:none;padding:.5rem .75rem}.btn-ghost:hover{color:var(--text-primary);background:var(--bg-hover)}.btn-sm{padding:.375rem .75rem;font-size:.8125rem;border-radius:var(--radius-md)}.alert{padding:1rem 1.25rem;border-radius:var(--radius-md);border:1px solid;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{font-weight:600;margin-bottom:.25rem}.alert__text{opacity:.9}.share-link-box{display:flex;gap:.5rem;align-items:center;margin-top:.75rem}.share-link-input{flex:1;padding:.5rem .75rem;background:#0000004d;border:1px solid var(--border-subtle);border-radius:var(--radius-sm);color:var(--accent-teal);font-family:var(--font-mono);font-size:.75rem;outline:none}.secret-content{margin-top:.75rem;padding:1rem;background:#0000004d;border:1px solid var(--border-subtle);border-radius:var(--radius-sm);white-space:pre-wrap;word-break:break-word;font-family:var(--font-mono);font-size:.8125rem;color:var(--text-primary);line-height:1.6}.loading-text{display:flex;align-items:center;gap:.625rem;color:var(--text-secondary);font-size:.875rem}.spinner{width:16px;height:16px;border:2px solid var(--border-subtle);border-top-color:var(--accent-teal);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.form-error{color:#fca5a5;font-size:.8125rem;margin-bottom:1rem}.divider{display:flex;align-items:center;gap:.75rem;margin:1rem 0;color:var(--text-muted);font-size:.75rem;text-transform:uppercase;letter-spacing:.05em}.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--border-subtle)}@media(max-width:600px){.page-container{padding:1.5rem .75rem 2rem}.page-card{padding:1.5rem}}