:root{--bg-primary:#fff;--bg-secondary:#fafafa;--bg-tertiary:#f5f5f5;--text-primary:#171717;--text-secondary:#525252;--text-muted:#a3a3a3;--border:#e5e5e5;--border-focus:#a3a3a3;--accent:#171717;--accent-hover:#404040;--success:#22c55e}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%}body{background-color:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.5}.app{flex-direction:column;min-height:100vh;display:flex}.header{border-bottom:1px solid var(--border);background-color:var(--bg-primary);z-index:100;justify-content:space-between;align-items:center;padding:1rem 1.5rem;display:flex;position:sticky;top:0}.header-content{align-items:baseline;gap:.75rem;display:flex}.logo{color:var(--text-primary);letter-spacing:-.025em;font-size:1.25rem;font-weight:700}.subtitle{color:var(--text-muted);font-size:.875rem;display:none}@media (min-width:640px){.subtitle{display:block}}.settings-toggle{border:1px solid var(--border);background:var(--bg-primary);width:36px;height:36px;color:var(--text-secondary);cursor:pointer;border-radius:8px;justify-content:center;align-items:center;transition:all .15s;display:flex}.settings-toggle:hover{background:var(--bg-secondary);color:var(--text-primary)}.settings-panel{background:var(--bg-secondary);border-bottom:1px solid var(--border);padding:1rem 1.5rem}.settings-content{max-width:800px;margin:0 auto}.setting-row{justify-content:space-between;align-items:center;gap:1rem;margin-bottom:1rem;display:flex}.setting-label{color:var(--text-secondary);font-size:.875rem;font-weight:500}.setting-control{align-items:center;gap:.75rem;display:flex}.slider{appearance:none;background:var(--border);border-radius:2px;outline:none;width:150px;height:4px}.slider::-webkit-slider-thumb{appearance:none;background:var(--accent);cursor:pointer;border-radius:50%;width:16px;height:16px;transition:transform .1s}.slider::-webkit-slider-thumb:hover{transform:scale(1.1)}.setting-value{color:var(--text-primary);text-align:right;min-width:40px;font-size:.875rem;font-weight:600}.train-button{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:6px;width:100%;padding:.625rem 1rem;font-size:.875rem;font-weight:500;transition:background .15s}.train-button:hover:not(:disabled){background:var(--accent-hover)}.train-button:disabled{opacity:.6;cursor:not-allowed}.progress-bar{background:var(--border);border-radius:2px;width:100%;height:3px;margin-top:.75rem;overflow:hidden}.progress-fill{background:linear-gradient(90deg,#3b82f6,#8b5cf6);height:100%;transition:width .2s}.main{flex:1;width:100%;max-width:800px;margin:0 auto;padding:1.5rem}.stats-bar{background:var(--bg-secondary);border:1px solid var(--border);border-radius:8px;flex-wrap:wrap;align-items:center;gap:1.5rem;margin-bottom:1.5rem;padding:1rem;display:flex}.stat{flex-direction:column;gap:.125rem;display:flex}.stat .stat-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;font-size:.75rem}.stat .stat-value{color:var(--text-primary);font-variant-numeric:tabular-nums;font-size:1.25rem;font-weight:700}.toggle-container{align-items:center;gap:.5rem;margin-left:auto;display:flex}.toggle{width:40px;height:22px;display:inline-block;position:relative}.toggle input{opacity:0;width:0;height:0}.toggle-slider{cursor:pointer;background-color:var(--border);border-radius:22px;transition:all .2s;position:absolute;inset:0}.toggle-slider:before{content:"";background-color:#fff;border-radius:50%;width:16px;height:16px;transition:all .2s;position:absolute;bottom:3px;left:3px;box-shadow:0 1px 3px #0000001a}.toggle input:checked+.toggle-slider{background-color:var(--accent)}.toggle input:checked+.toggle-slider:before{transform:translate(18px)}.toggle-label{color:var(--text-secondary);font-size:.875rem}.section-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.5rem;font-size:.75rem;font-weight:600;display:block}.section-header{justify-content:space-between;align-items:center;margin-bottom:.5rem;display:flex}.match-badge{color:var(--success);align-items:center;gap:.25rem;font-size:.75rem;font-weight:500;display:flex}.input-section{margin-bottom:1.5rem}.text-input{border:1px solid var(--border);background:var(--bg-primary);width:100%;min-height:120px;color:var(--text-primary);resize:vertical;border-radius:8px;padding:1rem;font-family:SF Mono,Fira Code,Monaco,Menlo,monospace;font-size:.9rem;line-height:1.6;transition:border-color .15s,box-shadow .15s}.text-input:focus{border-color:var(--border-focus);outline:none;box-shadow:0 0 0 3px #0000000d}.text-input::placeholder{color:var(--text-muted)}.tokens-section{margin-bottom:1.5rem}.tokens-display{background:var(--bg-primary);border:1px solid var(--border);word-break:break-word;border-radius:8px;padding:1rem;font-family:SF Mono,Fira Code,Monaco,Menlo,monospace;font-size:.9rem;line-height:1.8}.token{white-space:pre-wrap;cursor:default;border-radius:3px;padding:.15rem .05rem;transition:opacity .1s;display:inline}.token:hover{opacity:.8}.empty-tokens{text-align:center;color:var(--text-muted);background:var(--bg-secondary);border:1px dashed var(--border);border-radius:8px;padding:2rem 1rem;font-size:.875rem}.ids-section{margin-bottom:1.5rem}.ids-display{background:var(--bg-secondary);border:1px solid var(--border);color:var(--text-secondary);word-break:break-all;border-radius:8px;max-height:100px;padding:1rem;font-family:SF Mono,Fira Code,Monaco,Menlo,monospace;font-size:.8rem;line-height:1.6;overflow-y:auto}.decoded-section{margin-bottom:1.5rem}.decoded-display{background:var(--bg-secondary);border:1px solid var(--border);color:var(--text-primary);white-space:pre-wrap;word-break:break-word;border-radius:8px;padding:1rem;font-family:SF Mono,Fira Code,Monaco,Menlo,monospace;font-size:.9rem;line-height:1.6}.footer{text-align:center;border-top:1px solid var(--border);background:var(--bg-secondary);padding:1.5rem}.footer p{color:var(--text-muted);font-size:.875rem}.footer a{color:var(--text-secondary);text-underline-offset:2px;text-decoration:underline}.footer a:hover{color:var(--text-primary)}@media (max-width:640px){.header{padding:.75rem 1rem}.main{padding:1rem}.stats-bar{gap:1rem;padding:.75rem}.stat .stat-value{font-size:1rem}.toggle-container{justify-content:flex-end;width:100%;margin-top:.5rem}.text-input{font-size:16px}}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}::selection{background:#0000001a}