@charset "UTF-8";:root{--bg-sidebar: rgba(15, 23, 42, .6);--primary: #6366f1;--primary-dark: #4f46e5;--primary-light: #818cf8;--secondary: #0ea5e9;--accent: #f59e0b;--success: #10b981;--danger: #ef4444;--warning: #f97316;--bg: #0f172a;--bg-card: #1e293b;--bg-input: #0f172a;--border: #334155;--border-focus: #6366f1;--text: #f1f5f9;--text-muted: #94a3b8;--text-dim: #64748b;--radius: 12px;--radius-sm: 8px;--shadow: 0 4px 24px rgba(0, 0, 0, .4);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .3);--sidebar-width: 260px;--navbar-height: 60px;--footer-height: 57px}[data-theme=light]{--bg: #f8fafc;--bg-card: #ffffff;--bg-input: #f1f5f9;--bg-sidebar: #eef2ff;--border: #e2e8f0;--border-focus: #6366f1;--text: #0f172a;--text-muted: #475569;--text-dim: #94a3b8;--shadow: 0 4px 24px rgba(0, 0, 0, .1);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .08)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;font-size:15px;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit}textarea,input,select{font-family:inherit}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-dim)}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 18px;border-radius:var(--radius-sm);border:none;font-size:14px;font-weight:500;transition:all .2s}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-secondary{background:var(--bg-card);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{border-color:var(--primary);color:var(--primary)}.btn-ghost{background:transparent;color:var(--text-muted)}.btn-ghost:hover{color:var(--text);background:#ffffff0d}.btn-sm{padding:5px 12px;font-size:13px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm)}.tag{display:inline-flex;align-items:center;padding:3px 10px;border-radius:20px;font-size:12px;font-weight:500;background:#6366f126;color:var(--primary-light);border:1px solid rgba(99,102,241,.3)}.form-group{display:flex;flex-direction:column;gap:6px}.form-group label{font-size:13px;font-weight:500;color:var(--text-muted)}.form-control{width:100%;padding:10px 14px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-size:14px;transition:border-color .2s;outline:none}.form-control:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px #6366f11a}.form-control::placeholder{color:var(--text-dim)}textarea.form-control{resize:vertical;min-height:140px;font-family:JetBrains Mono,Fira Code,Consolas,monospace;font-size:13px;line-height:1.7}.tool-container{max-width:1040px;margin:0 auto;padding:32px 24px;display:flex;flex-direction:column;gap:24px}@media(max-width:768px){.tool-container{padding:20px 16px;gap:16px}}.tool-header{display:flex;flex-direction:column;gap:6px}.tool-header h1{font-size:22px;font-weight:700;display:flex;align-items:center;gap:10px}.tool-header p{color:var(--text-muted);font-size:14px}.tool-actions{display:flex;gap:8px;flex-wrap:wrap}.io-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media(max-width:768px){.io-grid{grid-template-columns:1fr}}.copy-toast{position:fixed;bottom:24px;right:24px;background:var(--success);color:#fff;padding:10px 20px;border-radius:var(--radius-sm);font-size:14px;font-weight:500;box-shadow:var(--shadow);animation:slideUp .2s ease;z-index:9999}@keyframes slideUp{0%{transform:translateY(16px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .3s ease forwards}