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#e5e7eb);min-height:50vh}.chat-sidebar{width:100%;flex:1}}@media(max-width:600px){.game-area-header{flex-wrap:wrap;gap:8px;padding:8px}.restart-btn{width:100%}.game-container{padding:8px}}*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #7c3aed;--primary-light: #a78bfa;--bg-color: #fafafa;--card-bg: #ffffff;--text-primary: #1f2937;--text-secondary: #6b7280;--border-color: #e5e7eb;--message-user-bg: #7c3aed;--message-bot-bg: #f3f4f6}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:var(--bg-color);color:var(--text-primary);line-height:1.6}button{cursor:pointer;border:none;outline:none;font-family:inherit}input,textarea{font-family:inherit;outline:none}a{text-decoration:none;color:inherit}