:root{--color-primary: #FF3B82;--color-primary-hover: #E73272;--color-primary-soft: rgba(255, 59, 130, .12);--color-secondary: #A855F7;--color-secondary-soft: rgba(168, 85, 247, .12);--color-success: #22C55E;--color-warning: #F59E0B;--color-danger: #EF4444;--color-info: #3B82F6;--color-bg: #F4F5F9;--color-surface: #FFFFFF;--color-surface-variant: #F5F6FA;--color-surface-elevated: #FFFFFF;--color-overlay: rgba(14, 15, 18, .55);--color-divider: rgba(14, 15, 18, .08);--color-text: #0E0F12;--color-text-muted: #5C5F6B;--color-text-subtle: #8A8D99;--color-text-inverse: #FFFFFF;--color-on-primary: #FFFFFF;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--radius-sm: 8px;--radius-md: 14px;--radius-lg: 16px;--radius-xl: 24px;--radius-pill: 999px;--shadow-sm: 0 1px 2px rgba(14, 15, 18, .05);--shadow-md: 0 4px 12px rgba(14, 15, 18, .08);--shadow-lg: 0 8px 24px rgba(14, 15, 18, .12);--shadow-xl: 0 16px 40px rgba(14, 15, 18, .16);--font-sans: "Inter", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;--font-mono: "JetBrains Mono", ui-monospace, monospace;--fs-12: 12px;--fs-14: 14px;--fs-16: 16px;--fs-18: 18px;--fs-20: 20px;--fs-24: 24px;--fs-32: 32px;--lh-body: 1.5;--lh-tight: 1.2;--ease-out: cubic-bezier(.16, 1, .3, 1);--ease-bounce: cubic-bezier(.34, 1.56, .64, 1);--dur-fast: .15s;--dur-base: .22s;--dur-slow: .32s;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px)}@media (prefers-color-scheme: dark){:root:not([data-tg-theme]){--color-bg: #0E0F12;--color-surface: #1A1B23;--color-surface-variant: #25262E;--color-surface-elevated: #25262E;--color-overlay: rgba(0, 0, 0, .65);--color-divider: rgba(255, 255, 255, .08);--color-text: #F2F3F7;--color-text-muted: #B0B3BD;--color-text-subtle: #7A7D88}}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;height:100%;background:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);font-size:var(--fs-16);line-height:var(--lh-body);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;overscroll-behavior-y:contain;touch-action:manipulation}body{min-height:100dvh;background:radial-gradient(1200px 600px at 0% 0%,var(--color-primary-soft),transparent 60%),radial-gradient(800px 500px at 100% 0%,var(--color-secondary-soft),transparent 60%),var(--color-bg);background-attachment:fixed}app-root{display:block;min-height:100dvh}button{font-family:inherit;border:none;background:none;color:inherit;cursor:pointer;padding:0}button:disabled{cursor:not-allowed;opacity:.5}a{color:var(--color-primary);text-decoration:none}img{max-width:100%;display:block}:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px;border-radius:var(--radius-sm)}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}.container{width:100%;max-width:480px;margin:0 auto;padding:0 var(--space-4)}.muted{color:var(--color-text-muted)}.subtle{color:var(--color-text-subtle)}.mono{font-family:var(--font-mono)}.center{text-align:center}.card{background:var(--color-surface);border-radius:var(--radius-xl);box-shadow:var(--shadow-md);padding:var(--space-4)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);min-height:48px;padding:0 var(--space-5);border-radius:var(--radius-md);font-weight:600;font-size:var(--fs-16);transition:transform var(--dur-fast) var(--ease-out),background var(--dur-fast)}.btn:active:not(:disabled){transform:scale(.97)}.btn-primary{background:var(--color-primary);color:var(--color-on-primary);box-shadow:var(--shadow-md)}.btn-primary:hover:not(:disabled){background:var(--color-primary-hover)}.btn-ghost{background:var(--color-surface-variant);color:var(--color-text)}.btn-ghost:hover:not(:disabled){background:var(--color-divider)}.btn-pill{min-width:56px;min-height:56px;border-radius:var(--radius-pill)}.chip{display:inline-flex;align-items:center;gap:var(--space-1);padding:4px 10px;background:var(--color-surface-variant);border-radius:var(--radius-pill);font-size:var(--fs-12);font-weight:500;color:var(--color-text-muted);white-space:nowrap}.input,.textarea{width:100%;background:var(--color-surface-variant);color:var(--color-text);border:1px solid transparent;border-radius:var(--radius-md);padding:var(--space-3) var(--space-4);font-family:inherit;font-size:var(--fs-16);line-height:var(--lh-body);transition:border-color var(--dur-fast),background var(--dur-fast)}.input:focus,.textarea:focus{outline:none;border-color:var(--color-primary);background:var(--color-surface)}.textarea{min-height:96px;resize:vertical}.h1{font-size:var(--fs-32);font-weight:700;line-height:var(--lh-tight)}.h2{font-size:var(--fs-24);font-weight:700;line-height:var(--lh-tight)}.h3{font-size:var(--fs-18);font-weight:600;line-height:var(--lh-tight)}.small{font-size:var(--fs-12)}.skeleton{background:linear-gradient(90deg,var(--color-surface-variant) 0%,var(--color-divider) 50%,var(--color-surface-variant) 100%);background-size:200% 100%;animation:shimmer 1.4s infinite linear;border-radius:var(--radius-md)}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.toast-host{position:fixed;left:50%;bottom:calc(80px + var(--safe-bottom));transform:translate(-50%);z-index:1000;display:flex;flex-direction:column;gap:var(--space-2);pointer-events:none}.toast{background:var(--color-text);color:var(--color-text-inverse);padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);font-size:var(--fs-14);font-weight:500;box-shadow:var(--shadow-lg);animation:toastIn .2s var(--ease-out);max-width:90vw}@keyframes toastIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}