:root{--primary-color: #1890ff;--secondary-color: #52c41a;--error-color: #f5222d;--warning-color: #faad14;--success-color: #52c41a;--text-color: rgba(0, 0, 0, .85);--text-secondary-color: rgba(0, 0, 0, .45);--background-color: #f0f2f5;--border-color: #d9d9d9;--card-shadow: 0 2px 8px rgba(0, 0, 0, .15);--border-radius: 4px;--transition-duration: .3s}*{margin:0;padding:0;box-sizing:border-box}html,body{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;font-size:16px;line-height:1.5;width:100%;min-height:100vh;background-color:var(--background-color);color:var(--text-color)}a{color:var(--primary-color);text-decoration:none;transition:color var(--transition-duration)}a:hover{color:#40a9ff}#root{width:100%;min-height:100vh}.auth-layout{min-height:100vh;display:flex;justify-content:center;align-items:center;background-color:var(--background-color)}.auth-content{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem;width:100%}.auth-header{margin-bottom:2rem;text-align:center}.auth-card{width:100%;max-width:400px;border-radius:var(--border-radius);box-shadow:var(--card-shadow)}.auth-form{margin-top:1rem}.auth-alert{margin-bottom:1rem}.auth-submit-button{margin-top:1rem}.auth-links{margin-top:1rem;display:flex;flex-direction:column;gap:.5rem;text-align:center}.homepage-layout{min-height:100vh}.header{display:flex;justify-content:space-between;align-items:center;padding:0 50px;background-color:#fff;box-shadow:0 2px 8px #0000000f}.logo{font-size:1.5rem;font-weight:700;color:var(--primary-color)}.nav-links{display:flex;align-items:center;gap:1rem}.hero-section{text-align:center;padding:5rem 1rem;background-color:#f7f9fa;max-width:1200px;margin:0 auto}.features-section{padding:3rem 1rem;max-width:1200px;margin:0 auto;text-align:center}.feature-card{height:100%;transition:transform var(--transition-duration)}.feature-card:hover{transform:translateY(-5px)}.feature-icon{font-size:2rem;color:var(--primary-color);margin-bottom:1rem}.cta-section{text-align:center;padding:4rem 1rem;background-color:#f7f9fa;margin-top:2rem}.footer{text-align:center;padding:1.5rem;background-color:#fff}.footer-content{display:flex;justify-content:space-between;max-width:1200px;margin:0 auto}.footer-links{display:flex;gap:1.5rem}