:root{--primary:#10b981;--primary-light:#34d399;--primary-dark:#047857;--primary-glow:#10b98126;--primary-glow-strong:#10b9814d;--accent:#f59e0b;--accent-bg:#f59e0b1f;--accent-glow:#f59e0b26;--error:#f43f5e;--error-glow:#f43f5e1f;--bg-color:#f8fafc;--bg-subtle:#f1f5f9;--surface:#fff;--surface-raised:#fff;--surface-glass:#ffffffe0;--surface-border:#10b9811f;--surface-border-subtle:#10b9810d;--surface-border-strong:#10b98138;--text-primary:#0f172a;--text-secondary:#334155;--text-tertiary:#475569;--text-on-primary:#fff;--radius-xs:6px;--radius-sm:10px;--radius-md:14px;--radius-lg:20px;--radius-xl:28px;--radius-full:9999px;--safe-area-bottom:env(safe-area-inset-bottom,0px);--shadow-xs:0 1px 2px #0000000a;--shadow-sm:0 1px 3px #0000000f, 0 1px 2px #0000000a;--shadow-md:0 4px 6px -1px #00000014, 0 2px 4px -2px #0000000a;--shadow-lg:0 10px 20px -4px #00000014, 0 4px 8px -4px #0000000a;--shadow-xl:0 20px 40px -8px #0000001a, 0 8px 16px -8px #0000000f;--shadow-hover:0 12px 24px -4px #0000001f, 0 4px 8px -2px #0000000f;--shadow-primary:0 8px 20px -4px #10b98159;--shadow-primary-lg:0 12px 28px -4px #10b98173;--shadow-glow:0 0 20px #10b98126;--shadow-inset:inset 0 1px 2px #0000000f;--ease:cubic-bezier(.16, 1, .3, 1);--ease-spring:cubic-bezier(.34, 1.56, .64, 1);--ease-out:cubic-bezier(0, 0, .2, 1);--transition-fast:.18s var(--ease);--transition-base:.3s var(--ease);--transition-slow:.5s var(--ease);--gradient-primary:linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);--gradient-surface:linear-gradient(180deg, var(--surface) 0%, var(--bg-subtle) 100%);--gradient-glass:linear-gradient(135deg, #ffffffe6 0%, #ffffffb3 100%);--card-bg:var(--surface);--input-bg:var(--bg-color);--gradient-bg:var(--gradient-primary);--border-radius:var(--radius-md);--shadow:var(--shadow-md)}.dark{--bg-color:#0b1a14;--bg-subtle:#0a1610;--surface:#0f2419;--surface-raised:#142e20;--surface-glass:#0f2419e0;--surface-border:#1a936f38;--surface-border-subtle:#1a936f14;--surface-border-strong:#1a936f59;--text-primary:#ecfdf5;--text-secondary:#d1fae5;--text-tertiary:#a7f3d0;--shadow-xs:0 1px 2px #0003;--shadow-sm:0 2px 4px #00000040, 0 1px 2px #00000026;--shadow-md:0 8px 16px -4px #0006, 0 4px 8px -2px #00000040;--shadow-lg:0 16px 32px -6px #00000080, 0 8px 16px -4px #0000004d;--shadow-xl:0 24px 48px -8px #0009, 0 12px 24px -8px #0006;--shadow-hover:0 16px 32px -6px #0000008c, 0 8px 16px -4px #00000059;--shadow-primary:0 8px 24px -4px #34d39940;--shadow-primary-lg:0 12px 32px -4px #34d39959;--shadow-glow:0 0 24px #34d3991a;--shadow-inset:inset 0 1px 2px #0003;--gradient-surface:linear-gradient(180deg, var(--surface) 0%, var(--bg-subtle) 100%);--gradient-glass:linear-gradient(135deg, #0f2419e6 0%, #0f2419bf 100%);--card-bg:var(--surface);--input-bg:#132e22}html.font-normal{font-size:14px}html.font-large{font-size:17px}html.font-xlarge{font-size:21px}html.font-xlarge body{line-height:1.65}html.font-xlarge .btn-primary{min-height:56px;padding:16px 28px;font-size:1.0625rem}html.font-xlarge .btn-secondary{min-height:52px;padding:14px 24px;font-size:1rem}html.font-xlarge #root{max-width:520px}*,:before,:after{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}html{scroll-behavior:smooth}body{background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizelegibility;font-family:Noto Sans TC,-apple-system,BlinkMacSystemFont,PingFang TC,Microsoft JhengHei,sans-serif;font-size:1em;line-height:1.6;overflow-x:hidden}#root{background-color:var(--bg-color);flex-direction:column;max-width:480px;min-height:100vh;margin:0 auto;display:flex;box-shadow:0 0 80px #0000000f,0 0 2px #00000014}.dark #root{box-shadow:0 0 80px #0000004d,0 0 2px #ffffff0a}h1,h2,h3,h4{color:var(--text-primary);letter-spacing:-.02em;font-weight:700;line-height:1.25}::selection{background:var(--primary-glow-strong);color:var(--text-primary)}:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}.img-nav-btn:focus-visible{border-radius:50%}.page-transition{animation:slideUpFade .32s var(--ease) both}@keyframes slideUpFade{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.skeleton{background:linear-gradient(90deg, var(--surface-border-subtle) 25%, var(--surface-border) 50%, var(--surface-border-subtle) 75%);border-radius:var(--radius-sm);background-size:200% 100%;animation:1.5s linear infinite shimmer}.btn-primary{background:var(--gradient-primary);color:var(--text-on-primary);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-base);box-shadow:var(--shadow-primary);border:none;justify-content:center;align-items:center;gap:8px;padding:14px 24px;font-size:1rem;font-weight:700;display:flex;position:relative;overflow:hidden}.btn-primary:after{content:"";pointer-events:none;background:linear-gradient(135deg,#ffffff26 0%,#0000 50%);position:absolute;inset:0}.btn-primary:hover{filter:brightness(1.08);box-shadow:var(--shadow-primary-lg);transform:translateY(-2px)}.btn-primary:active{filter:brightness(.95);transform:translateY(0)}.btn-primary:disabled{background:var(--surface-border);box-shadow:none;cursor:not-allowed;filter:none;transform:none}.btn-primary:disabled:after{display:none}.toast-container{z-index:10000;pointer-events:none;flex-direction:column;gap:8px;display:flex;position:fixed;top:16px;right:16px}.toast{pointer-events:auto;border-radius:var(--radius-md);color:var(--text-on-primary);box-shadow:var(--shadow-lg);cursor:pointer;animation:toast-in .3s var(--ease-spring);max-width:360px;padding:14px 22px;font-size:15px;font-weight:600}.toast-success{background:linear-gradient(135deg,#059669,#10b981)}.toast-error{background:linear-gradient(135deg,#e11d48,#f43f5e)}.toast-info{background:linear-gradient(135deg,#2563eb,#3b82f6)}@keyframes toast-in{0%{opacity:0;transform:translate(40px)scale(.95)}to{opacity:1;transform:translate(0)scale(1)}}:focus-visible{outline:2px solid var(--primary);outline-offset:2px}@media (width>=768px){#root{border-radius:var(--radius-xl);max-width:520px;min-height:calc(100vh - 32px);margin-top:16px;margin-bottom:16px;overflow:hidden}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.sound-toggle-fab{z-index:9000;flex-direction:column;align-items:center;gap:8px;display:flex;position:fixed;bottom:88px;right:16px}.sound-toggle-btn{color:#fff;cursor:pointer;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none;background:#1e143cd1;border:2px solid #ffffff2e;border-radius:50%;justify-content:center;align-items:center;width:44px;height:44px;font-size:1.15rem;transition:all .2s cubic-bezier(.34,1.56,.64,1);display:flex;box-shadow:0 4px 16px #00000059,0 0 #a882ff00}.sound-toggle-btn:hover{transform:scale(1.12);box-shadow:0 6px 20px #0006,0 0 0 6px #a882ff26}.sound-toggle-btn:active{transform:scale(.92)}.sound-toggle-btn.active{background:#50328ce0;border-color:#a882ffb3;box-shadow:0 4px 16px #a882ff40,0 0 8px #a882ff26}.sound-toggle-btn.muted{opacity:.55;background:#140f28bf;border-color:#ffffff1a}.sound-toggle-btn:after{content:attr(data-tip);color:#d4b8ff;white-space:nowrap;opacity:0;pointer-events:none;background:#140a32e6;border:1px solid #a882ff33;border-radius:6px;padding:4px 8px;font-size:.72rem;transition:opacity .2s;position:absolute;right:52px}.sound-toggle-btn:hover:after{opacity:1}@keyframes pulse-ring{0%{box-shadow:0 4px 16px #00000059,0 0 #a882ff80}70%{box-shadow:0 4px 16px #00000059,0 0 0 8px #a882ff00}to{box-shadow:0 4px 16px #00000059,0 0 #a882ff00}}.sound-toggle-btn.active.playing{animation:2s ease-out infinite pulse-ring}.loading-screen{height:100vh;color:var(--text-tertiary);background-color:var(--bg-color);flex-direction:column;justify-content:center;align-items:center;gap:16px;font-size:1rem;font-weight:600;display:flex}