@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";
:root{--bg-color:#f8fafc;--text-primary:#0f172a;--text-secondary:#475569;--accent-color:#3b82f6;--accent-hover:#2563eb;--glass-bg:#ffffffb3;--glass-border:#0000001a;--input-bg:#f1f5f9cc;--error-color:#ef4444;--success-color:#10b981;--hover-bg:#0000000d;--history-item-bg:#00000008;--history-item-hover:#00000014;--border-faint:#0000000d}@media (prefers-color-scheme:dark){:root{--bg-color:#0f172a;--text-primary:#f8fafc;--text-secondary:#94a3b8;--accent-color:#3b82f6;--accent-hover:#2563eb;--glass-bg:#1e293bb3;--glass-border:#ffffff1a;--input-bg:#0f172a99;--hover-bg:#ffffff0d;--history-item-bg:#ffffff08;--history-item-hover:#ffffff14;--border-faint:#ffffff0d}}*{box-sizing:border-box;margin:0;padding:0}body{color:var(--text-primary);background-color:#0000;flex-direction:column;min-height:100vh;font-family:Inter,sans-serif;line-height:1.6;display:flex}html{background-color:var(--bg-color)}h1,h2,h3,h4,h5,h6{margin-bottom:1rem;font-weight:600;line-height:1.2}h1{font-size:2.5rem}h2{font-size:2rem}p{color:var(--text-secondary);margin-bottom:1rem}.glass-panel{background:var(--glass-bg);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:16px;padding:24px;box-shadow:0 4px 30px #0000001a}.btn{background-color:var(--accent-color);color:#fff;cursor:pointer;border:none;border-radius:8px;justify-content:center;align-items:center;padding:.75rem 1.5rem;font-size:1rem;font-weight:500;text-decoration:none;transition:all .2s;display:inline-flex}.btn:hover{background-color:var(--accent-hover);transform:translateY(-1px)}.btn:active{transform:translateY(0)}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1.5rem}.main-content{flex-direction:column;flex:1;justify-content:center;align-items:center;padding:4rem 0;display:flex}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#fff3;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#ffffff4d}@media (prefers-color-scheme:light){::-webkit-scrollbar-thumb{background:#0003}::-webkit-scrollbar-thumb:hover{background:#0000004d}}