*{margin:0;padding:0;box-sizing:border-box}:root{--color-page: #16181d;--color-page-soft: #1e2127;--color-text: #ffffff;--color-detection: rgba(0, 100, 0, .85);--color-surface: rgba(24, 27, 32, .92);--color-surface-soft: rgba(255, 255, 255, .08);--color-primary: #1a73e8;--color-primary-hover: #4a90d9;--color-loading: #ff9800;--color-error: #d32f2f;--font-base: system-ui, sans-serif}html,body,#root{min-height:100%}body{font-family:var(--font-base);background-color:var(--color-page);color:var(--color-text)}button{font:inherit}.app-shell{min-height:100vh;display:flex;flex-direction:column;align-items:center;gap:1rem;padding:1rem 1rem 2rem;background:var(--color-page);color:var(--color-text)}.app-header{width:min(100%,920px);padding:.25rem 0 0;text-align:center}.app-header h1{font-size:1.5rem;font-weight:700;letter-spacing:.01em;color:#fffffff0;text-shadow:0 1px 2px rgba(0,0,0,.35)}.toggle-advanced{min-width:11rem;min-height:2.25rem;padding:.4rem .85rem;border:1px solid rgba(255,255,255,.12);border-radius:8px;background:transparent;color:#fff9;font-size:.8rem;font-weight:500;cursor:pointer;transition:color .15s,border-color .15s}.toggle-advanced:hover,.toggle-advanced:focus-visible{color:var(--color-text);border-color:#ffffff47}.toggle-advanced:focus-visible{outline:2px solid var(--color-text);outline-offset:2px}.advanced-section{width:min(100%,860px);display:flex;flex-direction:column;gap:1rem}.cheat-sheet-launcher{position:fixed;top:1rem;right:1rem;z-index:30;min-width:4.5rem;min-height:2.5rem;padding:.55rem .9rem;border:0;border-radius:8px;background:var(--color-primary);color:var(--color-text);font-size:.9rem;font-weight:600;cursor:pointer}.cheat-sheet-launcher:hover,.cheat-sheet-launcher:focus-visible{background:var(--color-primary-hover)}.cheat-sheet-launcher:focus-visible{outline:3px solid var(--color-text);outline-offset:2px}.cheat-sheet-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:25;display:flex;justify-content:flex-end;padding:1.25rem 1.25rem 1.25rem 1rem;background:#0000007a}.cheat-sheet-panel{width:min(100%,420px);max-height:calc(100vh - 2rem);overflow:hidden;border-radius:8px;background:#1c1c1cfa;color:var(--color-text)}.cheat-sheet-header{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;padding:.9rem .9rem .7rem}.cheat-sheet-kicker{margin-bottom:.25rem;color:var(--color-loading);font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em}.cheat-sheet-header h2{font-size:1.1rem;font-weight:700;line-height:1.2}.cheat-sheet-close{flex:0 0 auto;min-width:2rem;min-height:2rem;margin-left:.25rem;border:0;border-radius:6px;background:#ffffff1a;color:var(--color-text);font-size:1rem;line-height:1;cursor:pointer}.cheat-sheet-close:hover,.cheat-sheet-close:focus-visible{background:#ffffff2e}.cheat-sheet-close:focus-visible{outline:2px solid var(--color-text);outline-offset:2px}.cheat-sheet-body{padding:0 .9rem .9rem}.cheat-sheet-image{display:block;width:100%;max-height:calc(100vh - 6.25rem);object-fit:contain;border-radius:8px;background:#000}.cheat-sheet-empty{display:grid;place-items:center;min-height:16rem;padding:1rem;border-radius:8px;background:#ffffff0f;color:var(--color-text);text-align:center}.app-main{flex:1;width:100%;display:grid;place-items:center;padding:0}.camera-shell{position:relative;width:min(100%,860px);display:flex;flex-direction:column;align-items:center;gap:1rem;padding:1rem;border:1px solid rgba(255,255,255,.08);border-radius:16px;background:var(--color-page-soft);box-shadow:0 18px 40px #00000052}.camera-frame{position:relative;width:100%;aspect-ratio:4 / 3;overflow:hidden;border-radius:14px;background:#101317;border:1px solid rgba(255,255,255,.06);box-shadow:inset 0 1px #ffffff0a}.webcam-video,.hand-canvas{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover;transform:scaleX(-1)}.hand-canvas{pointer-events:none}.camera-placeholder{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;color:var(--color-text);background:#ffffff05;font-size:1.1rem}.detection-badge{position:absolute;top:1rem;left:1rem;z-index:2;max-width:min(20rem,calc(100vw - 2rem));padding:.75rem 1rem;border-radius:10px;background:var(--color-detection);color:var(--color-text);font-size:1.25rem;font-weight:600;box-shadow:0 8px 18px #00000047}.detection-pending{position:absolute;top:5rem;left:1rem;z-index:2;max-width:min(18rem,calc(100vw - 2rem));padding:.5rem .75rem;border-radius:8px;background:var(--color-surface-soft);color:var(--color-loading);font-size:.85rem;font-weight:400}.model-status{position:absolute;top:1rem;right:1rem;z-index:2;max-width:min(18rem,calc(100vw - 2rem));padding:.5rem .75rem;border-radius:8px;background:var(--color-surface-soft);color:var(--color-text);font-size:.85rem;font-weight:400}.status-error{color:var(--color-error)}.phrase-display{width:min(100%,860px);padding:.75rem 1rem;border-radius:12px;background:var(--color-surface);color:var(--color-text);font-size:1.1rem;font-weight:400;border:1px solid rgba(255,255,255,.08);box-shadow:0 12px 28px #00000038}.control-bar{display:flex;justify-content:center;width:min(100%,860px)}.primary-button{min-width:10rem;min-height:2.75rem;padding:.65rem 1rem;border:0;border-radius:10px;background:var(--color-primary);color:var(--color-text);font-size:.9rem;font-weight:500;cursor:pointer;box-shadow:0 10px 20px #1a73e847}.primary-button:hover:not(:disabled),.primary-button:focus-visible{background:var(--color-primary-hover)}.primary-button:focus-visible{outline:3px solid var(--color-text);outline-offset:2px}.primary-button:disabled{cursor:progress;opacity:.75}.status-webgpu-off{color:var(--color-error)}.collector-panel{width:min(100%,860px);display:flex;flex-direction:column;gap:.75rem;padding:1rem;border:1px solid rgba(255,255,255,.08);border-radius:16px;background:var(--color-page-soft);box-shadow:0 18px 40px #00000052}.collector-header{display:flex;align-items:baseline;justify-content:space-between;gap:1rem}.collector-header h2{font-size:1.1rem;font-weight:700}.collector-total{font-size:.85rem;color:var(--color-loading)}.collector-controls{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap}.collector-label{display:flex;align-items:center;gap:.5rem;font-size:.9rem;font-weight:500}.collector-select{min-width:5rem;padding:.45rem .5rem;border:1px solid rgba(255,255,255,.15);border-radius:8px;background:var(--color-page);color:var(--color-text);font:inherit;font-size:.9rem}.collector-recording{display:flex;flex-direction:column;gap:.75rem;align-items:flex-start}.collector-recording p{font-size:.95rem}.collector-progress{width:100%;height:8px;border-radius:4px;accent-color:var(--color-loading)}.collector-cancel{background:var(--color-error)!important;box-shadow:none!important}.collector-actions{display:flex;gap:.5rem;flex-wrap:wrap}.collector-danger{background:var(--color-error)!important;box-shadow:none!important}.collector-stats{display:flex;flex-wrap:wrap;gap:.35rem}.collector-stat-item{padding:.2rem .55rem;border-radius:6px;background:var(--color-surface-soft);font-size:.8rem;font-weight:500}.collector-hint{font-size:.85rem;color:#ffffff73;text-align:center}.collector-panel .primary-button:disabled{cursor:not-allowed;opacity:.5}.collector-import-label{display:inline-flex!important;align-items:center;justify-content:center}.collector-import-input{position:absolute;width:0;height:0;opacity:0;pointer-events:none}.training-panel{width:min(100%,860px);display:flex;flex-direction:column;gap:.75rem;padding:1rem;border:1px solid rgba(255,255,255,.08);border-radius:16px;background:var(--color-page-soft);box-shadow:0 18px 40px #00000052}.training-header{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;flex-wrap:wrap}.training-header h2{font-size:1.1rem;font-weight:700}.training-model-badge{font-size:.8rem;padding:.2rem .55rem;border-radius:6px;background:var(--color-surface-soft);color:#ffffffb3;font-weight:500;max-width:24rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.training-status{font-size:.9rem;color:#fff9}.training-status strong{color:var(--color-text)}.training-error{color:var(--color-error)!important}.training-progress{display:flex;flex-direction:column;gap:.5rem}.training-progress p{font-size:.9rem;font-weight:500;color:var(--color-loading)}.training-progress-bar{width:100%;height:8px;border-radius:4px;accent-color:var(--color-loading)}.training-metrics{display:flex;gap:1.5rem;flex-wrap:wrap;font-size:.8rem;color:#ffffff8c;font-family:Courier New,monospace}.training-actions{display:flex;gap:.5rem;flex-wrap:wrap}.training-panel .primary-button:disabled{cursor:not-allowed;opacity:.5}.phrase-loading{color:var(--color-loading);font-weight:500}.phrase-result{color:var(--color-text)}.phrase-result strong{font-weight:600;color:#0f8}.phrase-fallback{font-size:.8rem;color:#fff6;margin-top:.25rem}@media (max-width: 640px){.app-header{width:100%;padding:.1rem 0 0}.app-header h1{font-size:1.25rem}.app-main{padding:0}.cheat-sheet-backdrop{padding:.75rem}.cheat-sheet-panel{width:100%;max-height:calc(100vh - 1.5rem)}.cheat-sheet-launcher{top:.75rem;right:.75rem}.camera-shell{gap:.75rem;padding:.75rem}.model-status{top:.75rem;left:.75rem;right:auto}.detection-badge{top:.75rem;left:.75rem}.detection-pending{top:4.75rem;left:.75rem}}