page { background: white; }
.container { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 100vh; padding: 32px; box-sizing: border-box; }
.logo-area { text-align: center; margin-bottom: 48px; }
.logo { width: 80px; height: 80px; line-height: 80px; border-radius: 20px; background: linear-gradient(135deg, #FF6B35, #FF4D6D); text-align: center; font-size: 36px; margin: 0 auto 16px; }
.slogan { font-size: 28px; font-weight: 700; }
.sub-slogan { font-size: 15px; color: #86868B; margin-top: 4px; }
.error { font-size: 13px; color: #FF3B30; margin-bottom: 12px; text-align: center; }
.btn-primary { margin-top: 12px; }
.tip { font-size: 13px; color: #86868B; margin-top: 16px; text-align: center; }