.auth-body{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1a1a2e,#16213e,#0f3460);overflow:auto;padding:20px}.auth-container{width:100%;max-width:420px}.auth-card{background:var(--bg-primary);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-lg);padding:32px;animation:auth-card-enter .4s ease}@keyframes auth-card-enter{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.auth-header{text-align:center;margin-bottom:24px}.auth-logo{display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,var(--primary),#6c5ce7);color:#fff;font-size:1.5rem;margin-bottom:12px}.auth-header h1{font-size:1.5rem;font-weight:700;color:var(--text-primary);margin-bottom:4px}.auth-subtitle{color:var(--text-secondary);font-size:.875rem}.auth-tabs{display:flex;border-bottom:2px solid var(--bg-tertiary);margin-bottom:24px}.auth-tab{flex:1;padding:10px;background:none;border:none;border-bottom:2px solid transparent;margin-bottom:-2px;font-size:.9rem;font-weight:500;color:var(--text-secondary);cursor:pointer;transition:var(--transition);font-family:var(--font-family)}.auth-tab:hover{color:var(--text-primary)}.auth-tab.active{color:var(--primary);border-bottom-color:var(--primary)}.auth-form{display:none}.auth-form.active{display:block;animation:form-fade-in .3s ease}@keyframes form-fade-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.auth-form .form-group{margin-bottom:16px}.auth-form .btn-primary{padding:10px 16px;font-size:.95rem;margin-top:8px}@media(max-width:480px){.auth-card{padding:24px 20px}.auth-header h1{font-size:1.3rem}}