.sw-toast{position:fixed;bottom:calc(80px + env(safe-area-inset-bottom));left:50%;transform:translate(-50%);z-index:1000;padding:12px 16px;border-radius:var(--radius-md);background:var(--bg-secondary);border:1px solid var(--border);box-shadow:var(--shadow-md);font-size:13px;max-width:calc(100vw - 32px)}.sw-toast-update{border-color:var(--accent)}.sw-toast-content{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.sw-toast-actions{display:flex;gap:8px}.sw-toast-btn{padding:4px 10px;border-radius:var(--radius-sm);font-size:12px;background:var(--bg-tertiary);color:var(--text-secondary)}.sw-toast-btn.primary{background:var(--accent);color:#fff}.sw-toast-offline{bottom:calc(140px + env(safe-area-inset-bottom));color:var(--text-muted)}.followup-toast{position:fixed;top:calc(60px + env(safe-area-inset-top));right:16px;z-index:1000;max-width:280px;padding:12px;background:var(--bg-secondary);border:1px solid var(--accent);border-radius:var(--radius-md);box-shadow:var(--shadow-md)}.followup-header{font-size:12px;color:var(--accent);margin-bottom:8px;font-weight:600}.followup-item{padding:8px 0;border-top:1px solid var(--border)}.followup-topic{font-size:13px;color:var(--text-primary);margin-bottom:4px}.followup-when{font-size:11px;color:var(--text-muted);margin-bottom:6px}.followup-dismiss{padding:4px 10px;font-size:12px;background:var(--accent);color:#fff;border-radius:var(--radius-sm)}.toast-fade-enter-active,.toast-fade-leave-active{transition:all .2s ease}.toast-fade-enter-from,.toast-fade-leave-to{opacity:0;transform:translate(0) translateY(-8px)}.sw-toast.toast-fade-enter-from,.sw-toast.toast-fade-leave-to{transform:translate(-50%) translateY(-8px)}:root{--bg-primary: #0a0b0f;--bg-secondary: #131419;--bg-tertiary: #1c1e25;--bg-bubble-user: #2563eb;--bg-bubble-ai: #1a1c22;--text-primary: #e8eaed;--text-secondary: #9aa0a6;--text-muted: #5f6368;--accent: #4a9eff;--accent-hover: #6ab0ff;--accent-soft: rgba(74, 158, 255, .12);--border: #2a2d35;--border-soft: #1f2128;--danger: #ef4444;--success: #22c55e;--warning: #f59e0b;--radius-sm: 8px;--radius-md: 14px;--radius-lg: 20px;--radius-full: 9999px;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "SF Mono", "Fira Code", "Consolas", monospace;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 16px rgba(0, 0, 0, .5);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .6);--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-normal: .25s cubic-bezier(.4, 0, .2, 1)}[data-theme=light]{--bg-primary: #ffffff;--bg-secondary: #f7f7f9;--bg-tertiary: #eeeef1;--bg-bubble-user: #2563eb;--bg-bubble-ai: #f0f0f3;--text-primary: #1c1c1e;--text-secondary: #6e6e73;--text-muted: #aeaeb2;--accent: #2563eb;--accent-hover: #1d4ed8;--accent-soft: rgba(37, 99, 235, .08);--border: #d8d8de;--border-soft: #e8e8ec;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .06);--shadow-md: 0 4px 16px rgba(0, 0, 0, .1);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .15)}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;overflow:hidden}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-webkit-tap-highlight-color:transparent}input,textarea{touch-action:manipulation}#app{height:100%}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--text-muted);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}input,textarea,button{font-family:inherit;font-size:inherit;color:inherit;border:none;outline:none;background:none}button{cursor:pointer}a{color:var(--accent);text-decoration:none}