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.3);--shadow-md: 0 8px 32px rgba(0, 0, 0, .4);--shadow-lg: 0 16px 64px rgba(0, 0, 0, .5);--shadow-glow: 0 0 40px rgba(100, 216, 203, .15);--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-normal: .3s cubic-bezier(.4, 0, .2, 1);--transition-slow: .5s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Noto Sans SC,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg-primary);color:var(--text-primary);min-height:100vh;overflow-x:hidden;line-height:1.6}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse 80% 50% at 20% 40%,rgba(100,216,203,.06) 0%,transparent 50%),radial-gradient(ellipse 60% 40% at 80% 60%,rgba(167,139,250,.05) 0%,transparent 50%),radial-gradient(ellipse 50% 30% at 50% 80%,rgba(244,114,182,.04) 0%,transparent 50%);pointer-events:none;z-index:-1}#app{min-height:100vh}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 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var(--transition-fast)}.btn:hover{background:var(--surface-hover);border-color:var(--border-active);transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn:hover:before{opacity:1}.btn:active{transform:translateY(0)}.btn-primary{background:linear-gradient(135deg,var(--accent-primary),#4ac4b7);border-color:var(--accent-primary);color:var(--bg-primary);font-weight:600}.btn-primary:hover{background:linear-gradient(135deg,#7ae0d5,var(--accent-primary));border-color:#7ae0d5;box-shadow:var(--shadow-glow)}.select-wrapper{position:relative;display:inline-block}.select-wrapper select{-webkit-appearance:none;-moz-appearance:none;appearance:none;padding:10px 40px 10px 16px;border:1px solid var(--border);border-radius:10px;background:var(--surface);color:var(--text-primary);font-size:14px;font-family:inherit;cursor:pointer;transition:all var(--transition-normal);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);min-width:140px}.select-wrapper:after{content:"▼";position:absolute;right:14px;top:50%;transform:translateY(-50%);font-size:10px;color:var(--text-secondary);pointer-events:none}.select-wrapper select:hover{border-color:var(--border-active);background:var(--surface-hover)}.select-wrapper select:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px #64d8cb26}.select-wrapper select option{background:var(--bg-secondary);color:var(--text-primary);padding:8px}.file-input{display:none}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--surface-hover);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#6482b466}.tooltip{position:relative}.tooltip:after{content:attr(data-tooltip);position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%) translateY(4px);padding:6px 12px;background:var(--bg-tertiary);border:1px solid var(--border);border-radius:6px;font-size:12px;white-space:nowrap;opacity:0;visibility:hidden;transition:all var(--transition-fast);pointer-events:none;z-index:100}.tooltip:hover:after{opacity:1;visibility:visible;transform:translate(-50%) translateY(0)}