:root{--bg: #0a0a0a;--bg-secondary: #000;--bg-gradient: linear-gradient(135deg, #0a0a0a 0%, #0a0a0a 100%);--canvas-gradient: linear-gradient(180deg, #050505 0%, #0e0e0e 100%);--text: #ffffff;--text-secondary: rgba(255,255,255,.7);--text-muted: rgba(255,255,255,.4);--surface: rgba(255,255,255,.06);--surface-hover: rgba(255,255,255,.1);--surface-active: rgba(255,255,255,.08);--border: rgba(255,255,255,.08);--border-light: rgba(255,255,255,.05);--glass-bg: rgba(255,255,255,.08);--glass-border: rgba(255,255,255,.18);--glass-shadow: 0 8px 40px rgba(0,0,0,.5), 0 2px 8px rgba(255,255,255,.08) inset;--bubble-bg: rgba(255,255,255,.08);--bubble-border: rgba(255,255,255,.12);--input-placeholder: rgba(255,255,255,.3);--spinner-bg: rgba(255,255,255,.1);--spinner-active: rgba(255,255,255,.5);--accent: #ffffff;--history-bg: #141414;--radius: 12px;--radius-sm: 8px;--radius-lg: 18px;--transition: .2s ease}[data-theme=light]{--bg: #f0f0f0;--bg-secondary: #e5e5e5;--bg-gradient: linear-gradient(135deg, #f0f0f0 0%, #e8e8e8 100%);--canvas-gradient: linear-gradient(180deg, #e6e6e6 0%, #ececec 100%);--text: #1a1a1a;--text-secondary: rgba(0,0,0,.6);--text-muted: rgba(0,0,0,.35);--surface: rgba(0,0,0,.04);--surface-hover: rgba(0,0,0,.08);--surface-active: rgba(0,0,0,.06);--border: rgba(0,0,0,.1);--border-light: rgba(0,0,0,.06);--glass-bg: rgba(255,255,255,.7);--glass-border: rgba(0,0,0,.12);--glass-shadow: 0 8px 40px rgba(0,0,0,.08), 0 1px 3px rgba(0,0,0,.1);--bubble-bg: rgba(0,0,0,.05);--bubble-border: rgba(0,0,0,.08);--input-placeholder: rgba(0,0,0,.3);--spinner-bg: rgba(0,0,0,.1);--spinner-active: rgba(0,0,0,.4);--accent: #1a1a1a;--history-bg: #fafafa}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#app{min-height:100vh}a{color:inherit;text-decoration:none}button{cursor:pointer;border:none;background:none;font-family:inherit;color:inherit}input,textarea,select{font-family:inherit;color:inherit}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--surface-hover);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--surface-active)}.mc-toast{position:fixed;top:20px;left:50%;transform:translate(-50%) translateY(-20px);background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--glass-border);border-radius:14px;padding:12px 22px;color:var(--text);font-size:14px;z-index:10000;opacity:0;pointer-events:none;transition:opacity .3s,transform .3s;box-shadow:var(--glass-shadow)}.mc-toast.show{opacity:1;transform:translate(-50%) translateY(0);pointer-events:auto}.glass-card{background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--glass-border);border-radius:var(--radius-lg);box-shadow:var(--glass-shadow)}